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comparison foosdk/wtl/Include/atlgdi.h @ 1:20d02a178406 default tip
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| author | Paper <paper@tflc.us> |
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| date | Mon, 05 Jan 2026 02:15:46 -0500 |
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| 0:e9bb126753e7 | 1:20d02a178406 |
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| 1 // Windows Template Library - WTL version 10.0 | |
| 2 // Copyright (C) Microsoft Corporation, WTL Team. All rights reserved. | |
| 3 // | |
| 4 // This file is a part of the Windows Template Library. | |
| 5 // The use and distribution terms for this software are covered by the | |
| 6 // Microsoft Public License (http://opensource.org/licenses/MS-PL) | |
| 7 // which can be found in the file MS-PL.txt at the root folder. | |
| 8 | |
| 9 #ifndef __ATLGDI_H__ | |
| 10 #define __ATLGDI_H__ | |
| 11 | |
| 12 #pragma once | |
| 13 | |
| 14 #ifndef __ATLAPP_H__ | |
| 15 #error atlgdi.h requires atlapp.h to be included first | |
| 16 #endif | |
| 17 | |
| 18 | |
| 19 // protect template members from windowsx.h macros | |
| 20 #ifdef _INC_WINDOWSX | |
| 21 #undef CopyRgn | |
| 22 #undef CreateBrush | |
| 23 #undef CreatePen | |
| 24 #undef SelectBrush | |
| 25 #undef SelectPen | |
| 26 #undef SelectFont | |
| 27 #undef SelectBitmap | |
| 28 #endif // _INC_WINDOWSX | |
| 29 | |
| 30 // required libraries | |
| 31 #pragma comment(lib, "msimg32.lib") | |
| 32 #if !defined(_ATL_NO_OPENGL) | |
| 33 #pragma comment(lib, "opengl32.lib") | |
| 34 #endif | |
| 35 | |
| 36 | |
| 37 /////////////////////////////////////////////////////////////////////////////// | |
| 38 // Classes in this file: | |
| 39 // | |
| 40 // CPenT<t_bManaged> | |
| 41 // CBrushT<t_bManaged> | |
| 42 // CLogFont | |
| 43 // CFontT<t_bManaged> | |
| 44 // CBitmapT<t_bManaged> | |
| 45 // CPaletteT<t_bManaged> | |
| 46 // CRgnT<t_bManaged> | |
| 47 // CDCT<t_bManaged> | |
| 48 // CPaintDC | |
| 49 // CClientDC | |
| 50 // CWindowDC | |
| 51 // CMemoryDC | |
| 52 // CEnhMetaFileInfo | |
| 53 // CEnhMetaFileT<t_bManaged> | |
| 54 // CEnhMetaFileDC | |
| 55 | |
| 56 | |
| 57 namespace WTL | |
| 58 { | |
| 59 | |
| 60 /////////////////////////////////////////////////////////////////////////////// | |
| 61 // Bitmap resource helpers to extract bitmap information for a bitmap resource | |
| 62 | |
| 63 inline LPBITMAPINFOHEADER AtlGetBitmapResourceInfo(HMODULE hModule, ATL::_U_STRINGorID image) | |
| 64 { | |
| 65 HRSRC hResource = ::FindResource(hModule, image.m_lpstr, RT_BITMAP); | |
| 66 ATLASSERT(hResource != NULL); | |
| 67 HGLOBAL hGlobal = ::LoadResource(hModule, hResource); | |
| 68 ATLASSERT(hGlobal != NULL); | |
| 69 LPBITMAPINFOHEADER pBitmapInfoHeader = (LPBITMAPINFOHEADER)::LockResource(hGlobal); | |
| 70 ATLASSERT(pBitmapInfoHeader != NULL); | |
| 71 return pBitmapInfoHeader; | |
| 72 } | |
| 73 | |
| 74 inline WORD AtlGetBitmapResourceBitsPerPixel(HMODULE hModule, ATL::_U_STRINGorID image) | |
| 75 { | |
| 76 LPBITMAPINFOHEADER pBitmapInfoHeader = AtlGetBitmapResourceInfo(hModule, image); | |
| 77 ATLASSERT(pBitmapInfoHeader != NULL); | |
| 78 return pBitmapInfoHeader->biBitCount; | |
| 79 } | |
| 80 | |
| 81 inline WORD AtlGetBitmapResourceBitsPerPixel(ATL::_U_STRINGorID image) | |
| 82 { | |
| 83 return AtlGetBitmapResourceBitsPerPixel(ModuleHelper::GetResourceInstance(), image); | |
| 84 } | |
| 85 | |
| 86 /////////////////////////////////////////////////////////////////////////////// | |
| 87 // 32-bit (alpha channel) bitmap resource helper | |
| 88 | |
| 89 // Note: 32-bit (alpha channel) images work only on Windows XP with Common Controls version 6. | |
| 90 // If you want your app to work on older version of Windows, load non-alpha images if Common | |
| 91 // Controls version is less than 6. | |
| 92 | |
| 93 inline bool AtlIsAlphaBitmapResource(ATL::_U_STRINGorID image) | |
| 94 { | |
| 95 return (AtlGetBitmapResourceBitsPerPixel(image) == 32); | |
| 96 } | |
| 97 | |
| 98 | |
| 99 /////////////////////////////////////////////////////////////////////////////// | |
| 100 // CPen | |
| 101 | |
| 102 template <bool t_bManaged> | |
| 103 class CPenT | |
| 104 { | |
| 105 public: | |
| 106 // Data members | |
| 107 HPEN m_hPen; | |
| 108 | |
| 109 // Constructor/destructor/operators | |
| 110 CPenT(HPEN hPen = NULL) : m_hPen(hPen) | |
| 111 { } | |
| 112 | |
| 113 ~CPenT() | |
| 114 { | |
| 115 if(t_bManaged && (m_hPen != NULL)) | |
| 116 DeleteObject(); | |
| 117 } | |
| 118 | |
| 119 CPenT<t_bManaged>& operator =(HPEN hPen) | |
| 120 { | |
| 121 Attach(hPen); | |
| 122 return *this; | |
| 123 } | |
| 124 | |
| 125 void Attach(HPEN hPen) | |
| 126 { | |
| 127 if(t_bManaged && (m_hPen != NULL) && (m_hPen != hPen)) | |
| 128 ::DeleteObject(m_hPen); | |
| 129 m_hPen = hPen; | |
| 130 } | |
| 131 | |
| 132 HPEN Detach() | |
| 133 { | |
| 134 HPEN hPen = m_hPen; | |
| 135 m_hPen = NULL; | |
| 136 return hPen; | |
| 137 } | |
| 138 | |
| 139 operator HPEN() const { return m_hPen; } | |
| 140 | |
| 141 bool IsNull() const { return (m_hPen == NULL); } | |
| 142 | |
| 143 // Create methods | |
| 144 HPEN CreatePen(int nPenStyle, int nWidth, COLORREF crColor) | |
| 145 { | |
| 146 ATLASSERT(m_hPen == NULL); | |
| 147 m_hPen = ::CreatePen(nPenStyle, nWidth, crColor); | |
| 148 return m_hPen; | |
| 149 } | |
| 150 | |
| 151 HPEN CreatePen(int nPenStyle, int nWidth, const LOGBRUSH* pLogBrush, int nStyleCount = 0, const DWORD* lpStyle = NULL) | |
| 152 { | |
| 153 ATLASSERT(m_hPen == NULL); | |
| 154 m_hPen = ::ExtCreatePen(nPenStyle, nWidth, pLogBrush, nStyleCount, lpStyle); | |
| 155 return m_hPen; | |
| 156 } | |
| 157 | |
| 158 HPEN CreatePenIndirect(LPLOGPEN lpLogPen) | |
| 159 { | |
| 160 ATLASSERT(m_hPen == NULL); | |
| 161 m_hPen = ::CreatePenIndirect(lpLogPen); | |
| 162 return m_hPen; | |
| 163 } | |
| 164 | |
| 165 BOOL DeleteObject() | |
| 166 { | |
| 167 ATLASSERT(m_hPen != NULL); | |
| 168 BOOL bRet = ::DeleteObject(m_hPen); | |
| 169 if(bRet) | |
| 170 m_hPen = NULL; | |
| 171 return bRet; | |
| 172 } | |
| 173 | |
| 174 // Attributes | |
| 175 int GetLogPen(LOGPEN* pLogPen) const | |
| 176 { | |
| 177 ATLASSERT(m_hPen != NULL); | |
| 178 return ::GetObject(m_hPen, sizeof(LOGPEN), pLogPen); | |
| 179 } | |
| 180 | |
| 181 bool GetLogPen(LOGPEN& LogPen) const | |
| 182 { | |
| 183 ATLASSERT(m_hPen != NULL); | |
| 184 return (::GetObject(m_hPen, sizeof(LOGPEN), &LogPen) == sizeof(LOGPEN)); | |
| 185 } | |
| 186 | |
| 187 int GetExtLogPen(EXTLOGPEN* pLogPen, int nSize = sizeof(EXTLOGPEN)) const | |
| 188 { | |
| 189 ATLASSERT(m_hPen != NULL); | |
| 190 return ::GetObject(m_hPen, nSize, pLogPen); | |
| 191 } | |
| 192 | |
| 193 bool GetExtLogPen(EXTLOGPEN& ExtLogPen, int nSize = sizeof(EXTLOGPEN)) const | |
| 194 { | |
| 195 ATLASSERT(m_hPen != NULL); | |
| 196 int nRet = ::GetObject(m_hPen, nSize, &ExtLogPen); | |
| 197 return ((nRet > 0) && (nRet <= nSize)); | |
| 198 } | |
| 199 }; | |
| 200 | |
| 201 typedef CPenT<false> CPenHandle; | |
| 202 typedef CPenT<true> CPen; | |
| 203 | |
| 204 | |
| 205 /////////////////////////////////////////////////////////////////////////////// | |
| 206 // CBrush | |
| 207 | |
| 208 template <bool t_bManaged> | |
| 209 class CBrushT | |
| 210 { | |
| 211 public: | |
| 212 // Data members | |
| 213 HBRUSH m_hBrush; | |
| 214 | |
| 215 // Constructor/destructor/operators | |
| 216 CBrushT(HBRUSH hBrush = NULL) : m_hBrush(hBrush) | |
| 217 { } | |
| 218 | |
| 219 ~CBrushT() | |
| 220 { | |
| 221 if(t_bManaged && (m_hBrush != NULL)) | |
| 222 DeleteObject(); | |
| 223 } | |
| 224 | |
| 225 CBrushT<t_bManaged>& operator =(HBRUSH hBrush) | |
| 226 { | |
| 227 Attach(hBrush); | |
| 228 return *this; | |
| 229 } | |
| 230 | |
| 231 void Attach(HBRUSH hBrush) | |
| 232 { | |
| 233 if(t_bManaged && (m_hBrush != NULL) && (m_hBrush != hBrush)) | |
| 234 ::DeleteObject(m_hBrush); | |
| 235 m_hBrush = hBrush; | |
| 236 } | |
| 237 | |
| 238 HBRUSH Detach() | |
| 239 { | |
| 240 HBRUSH hBrush = m_hBrush; | |
| 241 m_hBrush = NULL; | |
| 242 return hBrush; | |
| 243 } | |
| 244 | |
| 245 operator HBRUSH() const { return m_hBrush; } | |
| 246 | |
| 247 bool IsNull() const { return (m_hBrush == NULL); } | |
| 248 | |
| 249 // Create methods | |
| 250 HBRUSH CreateSolidBrush(COLORREF crColor) | |
| 251 { | |
| 252 ATLASSERT(m_hBrush == NULL); | |
| 253 m_hBrush = ::CreateSolidBrush(crColor); | |
| 254 return m_hBrush; | |
| 255 } | |
| 256 | |
| 257 HBRUSH CreateHatchBrush(int nIndex, COLORREF crColor) | |
| 258 { | |
| 259 ATLASSERT(m_hBrush == NULL); | |
| 260 m_hBrush = ::CreateHatchBrush(nIndex, crColor); | |
| 261 return m_hBrush; | |
| 262 } | |
| 263 | |
| 264 HBRUSH CreateBrushIndirect(const LOGBRUSH* lpLogBrush) | |
| 265 { | |
| 266 ATLASSERT(m_hBrush == NULL); | |
| 267 m_hBrush = ::CreateBrushIndirect(lpLogBrush); | |
| 268 return m_hBrush; | |
| 269 } | |
| 270 | |
| 271 HBRUSH CreatePatternBrush(HBITMAP hBitmap) | |
| 272 { | |
| 273 ATLASSERT(m_hBrush == NULL); | |
| 274 m_hBrush = ::CreatePatternBrush(hBitmap); | |
| 275 return m_hBrush; | |
| 276 } | |
| 277 | |
| 278 HBRUSH CreateDIBPatternBrush(HGLOBAL hPackedDIB, UINT nUsage) | |
| 279 { | |
| 280 ATLASSERT(hPackedDIB != NULL); | |
| 281 const void* lpPackedDIB = GlobalLock(hPackedDIB); | |
| 282 ATLASSERT(lpPackedDIB != NULL); | |
| 283 m_hBrush = ::CreateDIBPatternBrushPt(lpPackedDIB, nUsage); | |
| 284 GlobalUnlock(hPackedDIB); | |
| 285 return m_hBrush; | |
| 286 } | |
| 287 | |
| 288 HBRUSH CreateDIBPatternBrush(const void* lpPackedDIB, UINT nUsage) | |
| 289 { | |
| 290 ATLASSERT(m_hBrush == NULL); | |
| 291 m_hBrush = ::CreateDIBPatternBrushPt(lpPackedDIB, nUsage); | |
| 292 return m_hBrush; | |
| 293 } | |
| 294 | |
| 295 HBRUSH CreateSysColorBrush(int nIndex) | |
| 296 { | |
| 297 ATLASSERT(m_hBrush == NULL); | |
| 298 m_hBrush = ::GetSysColorBrush(nIndex); | |
| 299 return m_hBrush; | |
| 300 } | |
| 301 | |
| 302 BOOL DeleteObject() | |
| 303 { | |
| 304 ATLASSERT(m_hBrush != NULL); | |
| 305 BOOL bRet = ::DeleteObject(m_hBrush); | |
| 306 if(bRet) | |
| 307 m_hBrush = NULL; | |
| 308 return bRet; | |
| 309 } | |
| 310 | |
| 311 // Attributes | |
| 312 int GetLogBrush(LOGBRUSH* pLogBrush) const | |
| 313 { | |
| 314 ATLASSERT(m_hBrush != NULL); | |
| 315 return ::GetObject(m_hBrush, sizeof(LOGBRUSH), pLogBrush); | |
| 316 } | |
| 317 | |
| 318 bool GetLogBrush(LOGBRUSH& LogBrush) const | |
| 319 { | |
| 320 ATLASSERT(m_hBrush != NULL); | |
| 321 return (::GetObject(m_hBrush, sizeof(LOGBRUSH), &LogBrush) == sizeof(LOGBRUSH)); | |
| 322 } | |
| 323 }; | |
| 324 | |
| 325 typedef CBrushT<false> CBrushHandle; | |
| 326 typedef CBrushT<true> CBrush; | |
| 327 | |
| 328 | |
| 329 /////////////////////////////////////////////////////////////////////////////// | |
| 330 // CFont | |
| 331 | |
| 332 class CLogFont : public LOGFONT | |
| 333 { | |
| 334 public: | |
| 335 CLogFont() | |
| 336 { | |
| 337 memset(this, 0, sizeof(LOGFONT)); | |
| 338 } | |
| 339 | |
| 340 CLogFont(const LOGFONT& lf) | |
| 341 { | |
| 342 Copy(&lf); | |
| 343 } | |
| 344 | |
| 345 CLogFont(HFONT hFont) | |
| 346 { | |
| 347 ATLASSERT(::GetObjectType(hFont) == OBJ_FONT); | |
| 348 ::GetObject(hFont, sizeof(LOGFONT), (LOGFONT*)this); | |
| 349 } | |
| 350 | |
| 351 HFONT CreateFontIndirect() | |
| 352 { | |
| 353 return ::CreateFontIndirect(this); | |
| 354 } | |
| 355 | |
| 356 void SetBold() | |
| 357 { | |
| 358 lfWeight = FW_BOLD; | |
| 359 } | |
| 360 | |
| 361 bool IsBold() const | |
| 362 { | |
| 363 return (lfWeight >= FW_BOLD); | |
| 364 } | |
| 365 | |
| 366 void MakeBolder(int iScale = 1) | |
| 367 { | |
| 368 lfWeight += FW_BOLD * iScale; | |
| 369 } | |
| 370 | |
| 371 void MakeLarger(int iScale) | |
| 372 { | |
| 373 if(lfHeight > 0) | |
| 374 lfHeight += iScale; | |
| 375 else | |
| 376 lfHeight -= iScale; | |
| 377 } | |
| 378 | |
| 379 void SetHeight(LONG nPointSize, HDC hDC = NULL) | |
| 380 { | |
| 381 HDC hDC1 = (hDC != NULL) ? hDC : ::GetDC(NULL); | |
| 382 // For MM_TEXT mapping mode | |
| 383 lfHeight = -::MulDiv(nPointSize, ::GetDeviceCaps(hDC1, LOGPIXELSY), 72); | |
| 384 if(hDC == NULL) | |
| 385 ::ReleaseDC(NULL, hDC1); | |
| 386 } | |
| 387 | |
| 388 LONG GetHeight(HDC hDC = NULL) const | |
| 389 { | |
| 390 HDC hDC1 = (hDC != NULL) ? hDC : ::GetDC(NULL); | |
| 391 // For MM_TEXT mapping mode | |
| 392 LONG nPointSize = ::MulDiv(-lfHeight, 72, ::GetDeviceCaps(hDC1, LOGPIXELSY)); | |
| 393 if(hDC == NULL) | |
| 394 ::ReleaseDC(NULL, hDC1); | |
| 395 | |
| 396 return nPointSize; | |
| 397 } | |
| 398 | |
| 399 LONG GetDeciPointHeight(HDC hDC = NULL) const | |
| 400 { | |
| 401 HDC hDC1 = (hDC != NULL) ? hDC : ::GetDC(NULL); | |
| 402 POINT ptOrg = { 0, 0 }; | |
| 403 ::DPtoLP(hDC1, &ptOrg, 1); | |
| 404 POINT pt = { 0, 0 }; | |
| 405 pt.y = abs(lfHeight) + ptOrg.y; | |
| 406 ::LPtoDP(hDC1, &pt, 1); | |
| 407 LONG nDeciPoint = ::MulDiv(pt.y, 720, ::GetDeviceCaps(hDC1, LOGPIXELSY)); // 72 points/inch, 10 decipoints/point | |
| 408 if(hDC == NULL) | |
| 409 ::ReleaseDC(NULL, hDC1); | |
| 410 | |
| 411 return nDeciPoint; | |
| 412 } | |
| 413 | |
| 414 void SetHeightFromDeciPoint(LONG nDeciPtHeight, HDC hDC = NULL) | |
| 415 { | |
| 416 HDC hDC1 = (hDC != NULL) ? hDC : ::GetDC(NULL); | |
| 417 POINT pt = { 0, 0 }; | |
| 418 pt.y = ::MulDiv(::GetDeviceCaps(hDC1, LOGPIXELSY), nDeciPtHeight, 720); // 72 points/inch, 10 decipoints/point | |
| 419 ::DPtoLP(hDC1, &pt, 1); | |
| 420 POINT ptOrg = { 0, 0 }; | |
| 421 ::DPtoLP(hDC1, &ptOrg, 1); | |
| 422 lfHeight = -abs(pt.y - ptOrg.y); | |
| 423 if(hDC == NULL) | |
| 424 ::ReleaseDC(NULL, hDC1); | |
| 425 } | |
| 426 | |
| 427 void SetCaptionFont() | |
| 428 { | |
| 429 NONCLIENTMETRICS ncm = { RunTimeHelper::SizeOf_NONCLIENTMETRICS() }; | |
| 430 ATLVERIFY(::SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(ncm), &ncm, 0)); | |
| 431 Copy(&ncm.lfCaptionFont); | |
| 432 } | |
| 433 | |
| 434 void SetMenuFont() | |
| 435 { | |
| 436 NONCLIENTMETRICS ncm = { RunTimeHelper::SizeOf_NONCLIENTMETRICS() }; | |
| 437 ATLVERIFY(::SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(ncm), &ncm, 0)); | |
| 438 Copy(&ncm.lfMenuFont); | |
| 439 } | |
| 440 | |
| 441 void SetStatusFont() | |
| 442 { | |
| 443 NONCLIENTMETRICS ncm = { RunTimeHelper::SizeOf_NONCLIENTMETRICS() }; | |
| 444 ATLVERIFY(::SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(ncm), &ncm, 0)); | |
| 445 Copy(&ncm.lfStatusFont); | |
| 446 } | |
| 447 | |
| 448 void SetMessageBoxFont() | |
| 449 { | |
| 450 NONCLIENTMETRICS ncm = { RunTimeHelper::SizeOf_NONCLIENTMETRICS() }; | |
| 451 ATLVERIFY(::SystemParametersInfo(SPI_GETNONCLIENTMETRICS, sizeof(ncm), &ncm, 0)); | |
| 452 Copy(&ncm.lfMessageFont); | |
| 453 } | |
| 454 | |
| 455 void Copy(const LOGFONT* pLogFont) | |
| 456 { | |
| 457 ATLASSERT(pLogFont != NULL); | |
| 458 *(LOGFONT*)this = *pLogFont; | |
| 459 } | |
| 460 | |
| 461 CLogFont& operator =(const CLogFont& src) | |
| 462 { | |
| 463 Copy(&src); | |
| 464 return *this; | |
| 465 } | |
| 466 | |
| 467 CLogFont& operator =(const LOGFONT& src) | |
| 468 { | |
| 469 Copy(&src); | |
| 470 return *this; | |
| 471 } | |
| 472 | |
| 473 CLogFont& operator =(HFONT hFont) | |
| 474 { | |
| 475 ATLASSERT(::GetObjectType(hFont) == OBJ_FONT); | |
| 476 ::GetObject(hFont, sizeof(LOGFONT), (LOGFONT*)this); | |
| 477 return *this; | |
| 478 } | |
| 479 | |
| 480 bool operator ==(const LOGFONT& logfont) const | |
| 481 { | |
| 482 return((logfont.lfHeight == lfHeight) && | |
| 483 (logfont.lfWidth == lfWidth) && | |
| 484 (logfont.lfEscapement == lfEscapement) && | |
| 485 (logfont.lfOrientation == lfOrientation) && | |
| 486 (logfont.lfWeight == lfWeight) && | |
| 487 (logfont.lfItalic == lfItalic) && | |
| 488 (logfont.lfUnderline == lfUnderline) && | |
| 489 (logfont.lfStrikeOut == lfStrikeOut) && | |
| 490 (logfont.lfCharSet == lfCharSet) && | |
| 491 (logfont.lfOutPrecision == lfOutPrecision) && | |
| 492 (logfont.lfClipPrecision == lfClipPrecision) && | |
| 493 (logfont.lfQuality == lfQuality) && | |
| 494 (logfont.lfPitchAndFamily == lfPitchAndFamily) && | |
| 495 (lstrcmp(logfont.lfFaceName, lfFaceName) == 0)); | |
| 496 } | |
| 497 }; | |
| 498 | |
| 499 | |
| 500 template <bool t_bManaged> | |
| 501 class CFontT | |
| 502 { | |
| 503 public: | |
| 504 // Data members | |
| 505 HFONT m_hFont; | |
| 506 | |
| 507 // Constructor/destructor/operators | |
| 508 CFontT(HFONT hFont = NULL) : m_hFont(hFont) | |
| 509 { } | |
| 510 | |
| 511 ~CFontT() | |
| 512 { | |
| 513 if(t_bManaged && (m_hFont != NULL)) | |
| 514 DeleteObject(); | |
| 515 } | |
| 516 | |
| 517 CFontT<t_bManaged>& operator =(HFONT hFont) | |
| 518 { | |
| 519 Attach(hFont); | |
| 520 return *this; | |
| 521 } | |
| 522 | |
| 523 void Attach(HFONT hFont) | |
| 524 { | |
| 525 if(t_bManaged && (m_hFont != NULL) && (m_hFont != hFont)) | |
| 526 ::DeleteObject(m_hFont); | |
| 527 m_hFont = hFont; | |
| 528 } | |
| 529 | |
| 530 HFONT Detach() | |
| 531 { | |
| 532 HFONT hFont = m_hFont; | |
| 533 m_hFont = NULL; | |
| 534 return hFont; | |
| 535 } | |
| 536 | |
| 537 operator HFONT() const { return m_hFont; } | |
| 538 | |
| 539 bool IsNull() const { return (m_hFont == NULL); } | |
| 540 | |
| 541 // Create methods | |
| 542 HFONT CreateFontIndirect(const LOGFONT* lpLogFont) | |
| 543 { | |
| 544 ATLASSERT(m_hFont == NULL); | |
| 545 m_hFont = ::CreateFontIndirect(lpLogFont); | |
| 546 return m_hFont; | |
| 547 } | |
| 548 | |
| 549 HFONT CreateFontIndirectEx(CONST ENUMLOGFONTEXDV* penumlfex) | |
| 550 { | |
| 551 ATLASSERT(m_hFont == NULL); | |
| 552 m_hFont = ::CreateFontIndirectEx(penumlfex); | |
| 553 return m_hFont; | |
| 554 } | |
| 555 | |
| 556 HFONT CreateFont(int nHeight, int nWidth, int nEscapement, | |
| 557 int nOrientation, int nWeight, BYTE bItalic, BYTE bUnderline, | |
| 558 BYTE cStrikeOut, BYTE nCharSet, BYTE nOutPrecision, | |
| 559 BYTE nClipPrecision, BYTE nQuality, BYTE nPitchAndFamily, | |
| 560 LPCTSTR lpszFacename) | |
| 561 { | |
| 562 ATLASSERT(m_hFont == NULL); | |
| 563 m_hFont = ::CreateFont(nHeight, nWidth, nEscapement, | |
| 564 nOrientation, nWeight, bItalic, bUnderline, cStrikeOut, | |
| 565 nCharSet, nOutPrecision, nClipPrecision, nQuality, | |
| 566 nPitchAndFamily, lpszFacename); | |
| 567 return m_hFont; | |
| 568 } | |
| 569 | |
| 570 HFONT CreatePointFont(int nPointSize, LPCTSTR lpszFaceName, HDC hDC = NULL, bool bBold = false, bool bItalic = false) | |
| 571 { | |
| 572 LOGFONT logFont = {}; | |
| 573 logFont.lfCharSet = DEFAULT_CHARSET; | |
| 574 logFont.lfHeight = nPointSize; | |
| 575 ATL::Checked::tcsncpy_s(logFont.lfFaceName, _countof(logFont.lfFaceName), lpszFaceName, _TRUNCATE); | |
| 576 | |
| 577 if(bBold) | |
| 578 logFont.lfWeight = FW_BOLD; | |
| 579 if(bItalic) | |
| 580 logFont.lfItalic = (BYTE)TRUE; | |
| 581 | |
| 582 return CreatePointFontIndirect(&logFont, hDC); | |
| 583 } | |
| 584 | |
| 585 HFONT CreatePointFontIndirect(const LOGFONT* lpLogFont, HDC hDC = NULL) | |
| 586 { | |
| 587 HDC hDC1 = (hDC != NULL) ? hDC : ::GetDC(NULL); | |
| 588 | |
| 589 // convert nPointSize to logical units based on hDC | |
| 590 LOGFONT logFont = *lpLogFont; | |
| 591 POINT pt = { 0, 0 }; | |
| 592 pt.y = ::MulDiv(::GetDeviceCaps(hDC1, LOGPIXELSY), logFont.lfHeight, 720); // 72 points/inch, 10 decipoints/point | |
| 593 ::DPtoLP(hDC1, &pt, 1); | |
| 594 POINT ptOrg = { 0, 0 }; | |
| 595 ::DPtoLP(hDC1, &ptOrg, 1); | |
| 596 logFont.lfHeight = -abs(pt.y - ptOrg.y); | |
| 597 | |
| 598 if(hDC == NULL) | |
| 599 ::ReleaseDC(NULL, hDC1); | |
| 600 | |
| 601 return CreateFontIndirect(&logFont); | |
| 602 } | |
| 603 | |
| 604 BOOL DeleteObject() | |
| 605 { | |
| 606 ATLASSERT(m_hFont != NULL); | |
| 607 BOOL bRet = ::DeleteObject(m_hFont); | |
| 608 if(bRet) | |
| 609 m_hFont = NULL; | |
| 610 return bRet; | |
| 611 } | |
| 612 | |
| 613 // Attributes | |
| 614 int GetLogFont(LOGFONT* pLogFont) const | |
| 615 { | |
| 616 ATLASSERT(m_hFont != NULL); | |
| 617 return ::GetObject(m_hFont, sizeof(LOGFONT), pLogFont); | |
| 618 } | |
| 619 | |
| 620 bool GetLogFont(LOGFONT& LogFont) const | |
| 621 { | |
| 622 ATLASSERT(m_hFont != NULL); | |
| 623 return (::GetObject(m_hFont, sizeof(LOGFONT), &LogFont) == sizeof(LOGFONT)); | |
| 624 } | |
| 625 }; | |
| 626 | |
| 627 typedef CFontT<false> CFontHandle; | |
| 628 typedef CFontT<true> CFont; | |
| 629 | |
| 630 | |
| 631 /////////////////////////////////////////////////////////////////////////////// | |
| 632 // CBitmap | |
| 633 | |
| 634 template <bool t_bManaged> | |
| 635 class CBitmapT | |
| 636 { | |
| 637 public: | |
| 638 // Data members | |
| 639 HBITMAP m_hBitmap; | |
| 640 | |
| 641 // Constructor/destructor/operators | |
| 642 CBitmapT(HBITMAP hBitmap = NULL) : m_hBitmap(hBitmap) | |
| 643 { } | |
| 644 | |
| 645 ~CBitmapT() | |
| 646 { | |
| 647 if(t_bManaged && (m_hBitmap != NULL)) | |
| 648 DeleteObject(); | |
| 649 } | |
| 650 | |
| 651 CBitmapT<t_bManaged>& operator =(HBITMAP hBitmap) | |
| 652 { | |
| 653 Attach(hBitmap); | |
| 654 return *this; | |
| 655 } | |
| 656 | |
| 657 void Attach(HBITMAP hBitmap) | |
| 658 { | |
| 659 if(t_bManaged && (m_hBitmap != NULL) && (m_hBitmap != hBitmap)) | |
| 660 ::DeleteObject(m_hBitmap); | |
| 661 m_hBitmap = hBitmap; | |
| 662 } | |
| 663 | |
| 664 HBITMAP Detach() | |
| 665 { | |
| 666 HBITMAP hBitmap = m_hBitmap; | |
| 667 m_hBitmap = NULL; | |
| 668 return hBitmap; | |
| 669 } | |
| 670 | |
| 671 operator HBITMAP() const { return m_hBitmap; } | |
| 672 | |
| 673 bool IsNull() const { return (m_hBitmap == NULL); } | |
| 674 | |
| 675 // Create and load methods | |
| 676 HBITMAP LoadBitmap(ATL::_U_STRINGorID bitmap) | |
| 677 { | |
| 678 ATLASSERT(m_hBitmap == NULL); | |
| 679 m_hBitmap = ::LoadBitmap(ModuleHelper::GetResourceInstance(), bitmap.m_lpstr); | |
| 680 return m_hBitmap; | |
| 681 } | |
| 682 | |
| 683 HBITMAP LoadOEMBitmap(UINT nIDBitmap) // for OBM_/OCR_/OIC_ | |
| 684 { | |
| 685 ATLASSERT(m_hBitmap == NULL); | |
| 686 m_hBitmap = ::LoadBitmap(NULL, MAKEINTRESOURCE(nIDBitmap)); | |
| 687 return m_hBitmap; | |
| 688 } | |
| 689 | |
| 690 HBITMAP LoadMappedBitmap(UINT nIDBitmap, UINT nFlags = 0, LPCOLORMAP lpColorMap = NULL, int nMapSize = 0) | |
| 691 { | |
| 692 ATLASSERT(m_hBitmap == NULL); | |
| 693 m_hBitmap = ::CreateMappedBitmap(ModuleHelper::GetResourceInstance(), nIDBitmap, (WORD)nFlags, lpColorMap, nMapSize); | |
| 694 return m_hBitmap; | |
| 695 } | |
| 696 | |
| 697 HBITMAP CreateBitmap(int nWidth, int nHeight, UINT nPlanes, UINT nBitsPerPixel, const void* lpBits) | |
| 698 { | |
| 699 ATLASSERT(m_hBitmap == NULL); | |
| 700 m_hBitmap = ::CreateBitmap(nWidth, nHeight, nPlanes, nBitsPerPixel, lpBits); | |
| 701 return m_hBitmap; | |
| 702 } | |
| 703 | |
| 704 HBITMAP CreateBitmapIndirect(LPBITMAP lpBitmap) | |
| 705 { | |
| 706 ATLASSERT(m_hBitmap == NULL); | |
| 707 m_hBitmap = ::CreateBitmapIndirect(lpBitmap); | |
| 708 return m_hBitmap; | |
| 709 } | |
| 710 | |
| 711 HBITMAP CreateCompatibleBitmap(HDC hDC, int nWidth, int nHeight) | |
| 712 { | |
| 713 ATLASSERT(m_hBitmap == NULL); | |
| 714 m_hBitmap = ::CreateCompatibleBitmap(hDC, nWidth, nHeight); | |
| 715 return m_hBitmap; | |
| 716 } | |
| 717 | |
| 718 HBITMAP CreateDiscardableBitmap(HDC hDC, int nWidth, int nHeight) | |
| 719 { | |
| 720 ATLASSERT(m_hBitmap == NULL); | |
| 721 m_hBitmap = ::CreateDiscardableBitmap(hDC, nWidth, nHeight); | |
| 722 return m_hBitmap; | |
| 723 } | |
| 724 | |
| 725 BOOL DeleteObject() | |
| 726 { | |
| 727 ATLASSERT(m_hBitmap != NULL); | |
| 728 BOOL bRet = ::DeleteObject(m_hBitmap); | |
| 729 if(bRet) | |
| 730 m_hBitmap = NULL; | |
| 731 return bRet; | |
| 732 } | |
| 733 | |
| 734 // Attributes | |
| 735 int GetBitmap(BITMAP* pBitMap) const | |
| 736 { | |
| 737 ATLASSERT(m_hBitmap != NULL); | |
| 738 return ::GetObject(m_hBitmap, sizeof(BITMAP), pBitMap); | |
| 739 } | |
| 740 | |
| 741 bool GetBitmap(BITMAP& bm) const | |
| 742 { | |
| 743 ATLASSERT(m_hBitmap != NULL); | |
| 744 return (::GetObject(m_hBitmap, sizeof(BITMAP), &bm) == sizeof(BITMAP)); | |
| 745 } | |
| 746 | |
| 747 bool GetSize(SIZE& size) const | |
| 748 { | |
| 749 ATLASSERT(m_hBitmap != NULL); | |
| 750 BITMAP bm = {}; | |
| 751 if(!GetBitmap(&bm)) | |
| 752 return false; | |
| 753 size.cx = bm.bmWidth; | |
| 754 size.cy = bm.bmHeight; | |
| 755 return true; | |
| 756 } | |
| 757 | |
| 758 DWORD GetBitmapBits(DWORD dwCount, LPVOID lpBits) const | |
| 759 { | |
| 760 ATLASSERT(m_hBitmap != NULL); | |
| 761 return ::GetBitmapBits(m_hBitmap, dwCount, lpBits); | |
| 762 } | |
| 763 | |
| 764 DWORD SetBitmapBits(DWORD dwCount, const void* lpBits) | |
| 765 { | |
| 766 ATLASSERT(m_hBitmap != NULL); | |
| 767 return ::SetBitmapBits(m_hBitmap, dwCount, lpBits); | |
| 768 } | |
| 769 | |
| 770 BOOL GetBitmapDimension(LPSIZE lpSize) const | |
| 771 { | |
| 772 ATLASSERT(m_hBitmap != NULL); | |
| 773 return ::GetBitmapDimensionEx(m_hBitmap, lpSize); | |
| 774 } | |
| 775 | |
| 776 BOOL SetBitmapDimension(int nWidth, int nHeight, LPSIZE lpSize = NULL) | |
| 777 { | |
| 778 ATLASSERT(m_hBitmap != NULL); | |
| 779 return ::SetBitmapDimensionEx(m_hBitmap, nWidth, nHeight, lpSize); | |
| 780 } | |
| 781 | |
| 782 // DIB support | |
| 783 HBITMAP CreateDIBitmap(HDC hDC, CONST BITMAPINFOHEADER* lpbmih, DWORD dwInit, CONST VOID* lpbInit, CONST BITMAPINFO* lpbmi, UINT uColorUse) | |
| 784 { | |
| 785 ATLASSERT(m_hBitmap == NULL); | |
| 786 m_hBitmap = ::CreateDIBitmap(hDC, lpbmih, dwInit, lpbInit, lpbmi, uColorUse); | |
| 787 return m_hBitmap; | |
| 788 } | |
| 789 | |
| 790 HBITMAP CreateDIBSection(HDC hDC, CONST BITMAPINFO* lpbmi, UINT uColorUse, VOID** ppvBits, HANDLE hSection, DWORD dwOffset) | |
| 791 { | |
| 792 ATLASSERT(m_hBitmap == NULL); | |
| 793 m_hBitmap = ::CreateDIBSection(hDC, lpbmi, uColorUse, ppvBits, hSection, dwOffset); | |
| 794 return m_hBitmap; | |
| 795 } | |
| 796 | |
| 797 int GetDIBits(HDC hDC, UINT uStartScan, UINT cScanLines, LPVOID lpvBits, LPBITMAPINFO lpbmi, UINT uColorUse) const | |
| 798 { | |
| 799 ATLASSERT(m_hBitmap != NULL); | |
| 800 return ::GetDIBits(hDC, m_hBitmap, uStartScan, cScanLines, lpvBits, lpbmi, uColorUse); | |
| 801 } | |
| 802 | |
| 803 int SetDIBits(HDC hDC, UINT uStartScan, UINT cScanLines, CONST VOID* lpvBits, CONST BITMAPINFO* lpbmi, UINT uColorUse) | |
| 804 { | |
| 805 ATLASSERT(m_hBitmap != NULL); | |
| 806 return ::SetDIBits(hDC, m_hBitmap, uStartScan, cScanLines, lpvBits, lpbmi, uColorUse); | |
| 807 } | |
| 808 }; | |
| 809 | |
| 810 typedef CBitmapT<false> CBitmapHandle; | |
| 811 typedef CBitmapT<true> CBitmap; | |
| 812 | |
| 813 | |
| 814 /////////////////////////////////////////////////////////////////////////////// | |
| 815 // CPalette | |
| 816 | |
| 817 template <bool t_bManaged> | |
| 818 class CPaletteT | |
| 819 { | |
| 820 public: | |
| 821 // Data members | |
| 822 HPALETTE m_hPalette; | |
| 823 | |
| 824 // Constructor/destructor/operators | |
| 825 CPaletteT(HPALETTE hPalette = NULL) : m_hPalette(hPalette) | |
| 826 { } | |
| 827 | |
| 828 ~CPaletteT() | |
| 829 { | |
| 830 if(t_bManaged && (m_hPalette != NULL)) | |
| 831 DeleteObject(); | |
| 832 } | |
| 833 | |
| 834 CPaletteT<t_bManaged>& operator =(HPALETTE hPalette) | |
| 835 { | |
| 836 Attach(hPalette); | |
| 837 return *this; | |
| 838 } | |
| 839 | |
| 840 void Attach(HPALETTE hPalette) | |
| 841 { | |
| 842 if(t_bManaged && (m_hPalette != NULL) && (m_hPalette != hPalette)) | |
| 843 ::DeleteObject(m_hPalette); | |
| 844 m_hPalette = hPalette; | |
| 845 } | |
| 846 | |
| 847 HPALETTE Detach() | |
| 848 { | |
| 849 HPALETTE hPalette = m_hPalette; | |
| 850 m_hPalette = NULL; | |
| 851 return hPalette; | |
| 852 } | |
| 853 | |
| 854 operator HPALETTE() const { return m_hPalette; } | |
| 855 | |
| 856 bool IsNull() const { return (m_hPalette == NULL); } | |
| 857 | |
| 858 // Create methods | |
| 859 HPALETTE CreatePalette(LPLOGPALETTE lpLogPalette) | |
| 860 { | |
| 861 ATLASSERT(m_hPalette == NULL); | |
| 862 m_hPalette = ::CreatePalette(lpLogPalette); | |
| 863 return m_hPalette; | |
| 864 } | |
| 865 | |
| 866 HPALETTE CreateHalftonePalette(HDC hDC) | |
| 867 { | |
| 868 ATLASSERT(m_hPalette == NULL); | |
| 869 ATLASSERT(hDC != NULL); | |
| 870 m_hPalette = ::CreateHalftonePalette(hDC); | |
| 871 return m_hPalette; | |
| 872 } | |
| 873 | |
| 874 BOOL DeleteObject() | |
| 875 { | |
| 876 ATLASSERT(m_hPalette != NULL); | |
| 877 BOOL bRet = ::DeleteObject(m_hPalette); | |
| 878 if(bRet) | |
| 879 m_hPalette = NULL; | |
| 880 return bRet; | |
| 881 } | |
| 882 | |
| 883 // Attributes | |
| 884 int GetEntryCount() const | |
| 885 { | |
| 886 ATLASSERT(m_hPalette != NULL); | |
| 887 WORD nEntries = 0; | |
| 888 ::GetObject(m_hPalette, sizeof(WORD), &nEntries); | |
| 889 return (int)nEntries; | |
| 890 } | |
| 891 | |
| 892 UINT GetPaletteEntries(UINT nStartIndex, UINT nNumEntries, LPPALETTEENTRY lpPaletteColors) const | |
| 893 { | |
| 894 ATLASSERT(m_hPalette != NULL); | |
| 895 return ::GetPaletteEntries(m_hPalette, nStartIndex, nNumEntries, lpPaletteColors); | |
| 896 } | |
| 897 | |
| 898 UINT SetPaletteEntries(UINT nStartIndex, UINT nNumEntries, LPPALETTEENTRY lpPaletteColors) | |
| 899 { | |
| 900 ATLASSERT(m_hPalette != NULL); | |
| 901 return ::SetPaletteEntries(m_hPalette, nStartIndex, nNumEntries, lpPaletteColors); | |
| 902 } | |
| 903 | |
| 904 // Operations | |
| 905 void AnimatePalette(UINT nStartIndex, UINT nNumEntries, LPPALETTEENTRY lpPaletteColors) | |
| 906 { | |
| 907 ATLASSERT(m_hPalette != NULL); | |
| 908 ::AnimatePalette(m_hPalette, nStartIndex, nNumEntries, lpPaletteColors); | |
| 909 } | |
| 910 | |
| 911 BOOL ResizePalette(UINT nNumEntries) | |
| 912 { | |
| 913 ATLASSERT(m_hPalette != NULL); | |
| 914 return ::ResizePalette(m_hPalette, nNumEntries); | |
| 915 } | |
| 916 | |
| 917 UINT GetNearestPaletteIndex(COLORREF crColor) const | |
| 918 { | |
| 919 ATLASSERT(m_hPalette != NULL); | |
| 920 return ::GetNearestPaletteIndex(m_hPalette, crColor); | |
| 921 } | |
| 922 }; | |
| 923 | |
| 924 typedef CPaletteT<false> CPaletteHandle; | |
| 925 typedef CPaletteT<true> CPalette; | |
| 926 | |
| 927 | |
| 928 /////////////////////////////////////////////////////////////////////////////// | |
| 929 // CRgn | |
| 930 | |
| 931 template <bool t_bManaged> | |
| 932 class CRgnT | |
| 933 { | |
| 934 public: | |
| 935 // Data members | |
| 936 HRGN m_hRgn; | |
| 937 | |
| 938 // Constructor/destructor/operators | |
| 939 CRgnT(HRGN hRgn = NULL) : m_hRgn(hRgn) | |
| 940 { } | |
| 941 | |
| 942 ~CRgnT() | |
| 943 { | |
| 944 if(t_bManaged && (m_hRgn != NULL)) | |
| 945 DeleteObject(); | |
| 946 } | |
| 947 | |
| 948 CRgnT<t_bManaged>& operator =(HRGN hRgn) | |
| 949 { | |
| 950 Attach(hRgn); | |
| 951 return *this; | |
| 952 } | |
| 953 | |
| 954 void Attach(HRGN hRgn) | |
| 955 { | |
| 956 if(t_bManaged && (m_hRgn != NULL) && (m_hRgn != hRgn)) | |
| 957 ::DeleteObject(m_hRgn); | |
| 958 m_hRgn = hRgn; | |
| 959 } | |
| 960 | |
| 961 HRGN Detach() | |
| 962 { | |
| 963 HRGN hRgn = m_hRgn; | |
| 964 m_hRgn = NULL; | |
| 965 return hRgn; | |
| 966 } | |
| 967 | |
| 968 operator HRGN() const { return m_hRgn; } | |
| 969 | |
| 970 bool IsNull() const { return (m_hRgn == NULL); } | |
| 971 | |
| 972 // Create methods | |
| 973 HRGN CreateRectRgn(int x1, int y1, int x2, int y2) | |
| 974 { | |
| 975 ATLASSERT(m_hRgn == NULL); | |
| 976 m_hRgn = ::CreateRectRgn(x1, y1, x2, y2); | |
| 977 return m_hRgn; | |
| 978 } | |
| 979 | |
| 980 HRGN CreateRectRgnIndirect(LPCRECT lpRect) | |
| 981 { | |
| 982 ATLASSERT(m_hRgn == NULL); | |
| 983 m_hRgn = ::CreateRectRgnIndirect(lpRect); | |
| 984 return m_hRgn; | |
| 985 } | |
| 986 | |
| 987 HRGN CreateEllipticRgn(int x1, int y1, int x2, int y2) | |
| 988 { | |
| 989 ATLASSERT(m_hRgn == NULL); | |
| 990 m_hRgn = ::CreateEllipticRgn(x1, y1, x2, y2); | |
| 991 return m_hRgn; | |
| 992 } | |
| 993 | |
| 994 HRGN CreateEllipticRgnIndirect(LPCRECT lpRect) | |
| 995 { | |
| 996 ATLASSERT(m_hRgn == NULL); | |
| 997 m_hRgn = ::CreateEllipticRgnIndirect(lpRect); | |
| 998 return m_hRgn; | |
| 999 } | |
| 1000 | |
| 1001 HRGN CreatePolygonRgn(const POINT* lpPoints, int nCount, int nMode) | |
| 1002 { | |
| 1003 ATLASSERT(m_hRgn == NULL); | |
| 1004 m_hRgn = ::CreatePolygonRgn(lpPoints, nCount, nMode); | |
| 1005 return m_hRgn; | |
| 1006 } | |
| 1007 | |
| 1008 HRGN CreatePolyPolygonRgn(const POINT* lpPoints, const INT* lpPolyCounts, int nCount, int nPolyFillMode) | |
| 1009 { | |
| 1010 ATLASSERT(m_hRgn == NULL); | |
| 1011 m_hRgn = ::CreatePolyPolygonRgn(lpPoints, lpPolyCounts, nCount, nPolyFillMode); | |
| 1012 return m_hRgn; | |
| 1013 } | |
| 1014 | |
| 1015 HRGN CreateRoundRectRgn(int x1, int y1, int x2, int y2, int x3, int y3) | |
| 1016 { | |
| 1017 ATLASSERT(m_hRgn == NULL); | |
| 1018 m_hRgn = ::CreateRoundRectRgn(x1, y1, x2, y2, x3, y3); | |
| 1019 return m_hRgn; | |
| 1020 } | |
| 1021 | |
| 1022 HRGN CreateFromPath(HDC hDC) | |
| 1023 { | |
| 1024 ATLASSERT(m_hRgn == NULL); | |
| 1025 ATLASSERT(hDC != NULL); | |
| 1026 m_hRgn = ::PathToRegion(hDC); | |
| 1027 return m_hRgn; | |
| 1028 } | |
| 1029 | |
| 1030 HRGN CreateFromData(const XFORM* lpXForm, int nCount, const RGNDATA* pRgnData) | |
| 1031 { | |
| 1032 ATLASSERT(m_hRgn == NULL); | |
| 1033 m_hRgn = ::ExtCreateRegion(lpXForm, nCount, pRgnData); | |
| 1034 return m_hRgn; | |
| 1035 } | |
| 1036 | |
| 1037 BOOL DeleteObject() | |
| 1038 { | |
| 1039 ATLASSERT(m_hRgn != NULL); | |
| 1040 BOOL bRet = ::DeleteObject(m_hRgn); | |
| 1041 if(bRet) | |
| 1042 m_hRgn = NULL; | |
| 1043 return bRet; | |
| 1044 } | |
| 1045 | |
| 1046 // Operations | |
| 1047 void SetRectRgn(int x1, int y1, int x2, int y2) | |
| 1048 { | |
| 1049 ATLASSERT(m_hRgn != NULL); | |
| 1050 ::SetRectRgn(m_hRgn, x1, y1, x2, y2); | |
| 1051 } | |
| 1052 | |
| 1053 void SetRectRgn(LPCRECT lpRect) | |
| 1054 { | |
| 1055 ATLASSERT(m_hRgn != NULL); | |
| 1056 ::SetRectRgn(m_hRgn, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom); | |
| 1057 } | |
| 1058 | |
| 1059 int CombineRgn(HRGN hRgnSrc1, HRGN hRgnSrc2, int nCombineMode) | |
| 1060 { | |
| 1061 ATLASSERT(m_hRgn != NULL); | |
| 1062 return ::CombineRgn(m_hRgn, hRgnSrc1, hRgnSrc2, nCombineMode); | |
| 1063 } | |
| 1064 | |
| 1065 int CombineRgn(HRGN hRgnSrc, int nCombineMode) | |
| 1066 { | |
| 1067 ATLASSERT(m_hRgn != NULL); | |
| 1068 return ::CombineRgn(m_hRgn, m_hRgn, hRgnSrc, nCombineMode); | |
| 1069 } | |
| 1070 | |
| 1071 int CopyRgn(HRGN hRgnSrc) | |
| 1072 { | |
| 1073 ATLASSERT(m_hRgn != NULL); | |
| 1074 return ::CombineRgn(m_hRgn, hRgnSrc, NULL, RGN_COPY); | |
| 1075 } | |
| 1076 | |
| 1077 BOOL EqualRgn(HRGN hRgn) const | |
| 1078 { | |
| 1079 ATLASSERT(m_hRgn != NULL); | |
| 1080 return ::EqualRgn(m_hRgn, hRgn); | |
| 1081 } | |
| 1082 | |
| 1083 int OffsetRgn(int x, int y) | |
| 1084 { | |
| 1085 ATLASSERT(m_hRgn != NULL); | |
| 1086 return ::OffsetRgn(m_hRgn, x, y); | |
| 1087 } | |
| 1088 | |
| 1089 int OffsetRgn(POINT point) | |
| 1090 { | |
| 1091 ATLASSERT(m_hRgn != NULL); | |
| 1092 return ::OffsetRgn(m_hRgn, point.x, point.y); | |
| 1093 } | |
| 1094 | |
| 1095 int GetRgnBox(LPRECT lpRect) const | |
| 1096 { | |
| 1097 ATLASSERT(m_hRgn != NULL); | |
| 1098 return ::GetRgnBox(m_hRgn, lpRect); | |
| 1099 } | |
| 1100 | |
| 1101 BOOL PtInRegion(int x, int y) const | |
| 1102 { | |
| 1103 ATLASSERT(m_hRgn != NULL); | |
| 1104 return ::PtInRegion(m_hRgn, x, y); | |
| 1105 } | |
| 1106 | |
| 1107 BOOL PtInRegion(POINT point) const | |
| 1108 { | |
| 1109 ATLASSERT(m_hRgn != NULL); | |
| 1110 return ::PtInRegion(m_hRgn, point.x, point.y); | |
| 1111 } | |
| 1112 | |
| 1113 BOOL RectInRegion(LPCRECT lpRect) const | |
| 1114 { | |
| 1115 ATLASSERT(m_hRgn != NULL); | |
| 1116 return ::RectInRegion(m_hRgn, lpRect); | |
| 1117 } | |
| 1118 | |
| 1119 int GetRegionData(LPRGNDATA lpRgnData, int nDataSize) const | |
| 1120 { | |
| 1121 ATLASSERT(m_hRgn != NULL); | |
| 1122 return (int)::GetRegionData(m_hRgn, nDataSize, lpRgnData); | |
| 1123 } | |
| 1124 }; | |
| 1125 | |
| 1126 typedef CRgnT<false> CRgnHandle; | |
| 1127 typedef CRgnT<true> CRgn; | |
| 1128 | |
| 1129 | |
| 1130 /////////////////////////////////////////////////////////////////////////////// | |
| 1131 // CDC - The device context class | |
| 1132 | |
| 1133 template <bool t_bManaged> | |
| 1134 class CDCT; | |
| 1135 typedef CDCT<false> CDCHandle; | |
| 1136 typedef CDCT<true> CDC; | |
| 1137 | |
| 1138 template <bool t_bManaged> | |
| 1139 class CDCT | |
| 1140 { | |
| 1141 public: | |
| 1142 // Data members | |
| 1143 HDC m_hDC; | |
| 1144 | |
| 1145 // Constructor/destructor/operators | |
| 1146 CDCT(HDC hDC = NULL) : m_hDC(hDC) | |
| 1147 { | |
| 1148 } | |
| 1149 | |
| 1150 ~CDCT() | |
| 1151 { | |
| 1152 if(t_bManaged && (m_hDC != NULL)) | |
| 1153 ::DeleteDC(Detach()); | |
| 1154 } | |
| 1155 | |
| 1156 CDCT<t_bManaged>& operator =(HDC hDC) | |
| 1157 { | |
| 1158 Attach(hDC); | |
| 1159 return *this; | |
| 1160 } | |
| 1161 | |
| 1162 void Attach(HDC hDC) | |
| 1163 { | |
| 1164 if(t_bManaged && (m_hDC != NULL) && (m_hDC != hDC)) | |
| 1165 ::DeleteDC(m_hDC); | |
| 1166 m_hDC = hDC; | |
| 1167 } | |
| 1168 | |
| 1169 HDC Detach() | |
| 1170 { | |
| 1171 HDC hDC = m_hDC; | |
| 1172 m_hDC = NULL; | |
| 1173 return hDC; | |
| 1174 } | |
| 1175 | |
| 1176 operator HDC() const { return m_hDC; } | |
| 1177 | |
| 1178 bool IsNull() const { return (m_hDC == NULL); } | |
| 1179 | |
| 1180 // Operations | |
| 1181 HWND WindowFromDC() const | |
| 1182 { | |
| 1183 ATLASSERT(m_hDC != NULL); | |
| 1184 return ::WindowFromDC(m_hDC); | |
| 1185 } | |
| 1186 | |
| 1187 CPenHandle GetCurrentPen() const | |
| 1188 { | |
| 1189 ATLASSERT(m_hDC != NULL); | |
| 1190 return CPenHandle((HPEN)::GetCurrentObject(m_hDC, OBJ_PEN)); | |
| 1191 } | |
| 1192 | |
| 1193 CBrushHandle GetCurrentBrush() const | |
| 1194 { | |
| 1195 ATLASSERT(m_hDC != NULL); | |
| 1196 return CBrushHandle((HBRUSH)::GetCurrentObject(m_hDC, OBJ_BRUSH)); | |
| 1197 } | |
| 1198 | |
| 1199 CPaletteHandle GetCurrentPalette() const | |
| 1200 { | |
| 1201 ATLASSERT(m_hDC != NULL); | |
| 1202 return CPaletteHandle((HPALETTE)::GetCurrentObject(m_hDC, OBJ_PAL)); | |
| 1203 } | |
| 1204 | |
| 1205 CFontHandle GetCurrentFont() const | |
| 1206 { | |
| 1207 ATLASSERT(m_hDC != NULL); | |
| 1208 return CFontHandle((HFONT)::GetCurrentObject(m_hDC, OBJ_FONT)); | |
| 1209 } | |
| 1210 | |
| 1211 CBitmapHandle GetCurrentBitmap() const | |
| 1212 { | |
| 1213 ATLASSERT(m_hDC != NULL); | |
| 1214 return CBitmapHandle((HBITMAP)::GetCurrentObject(m_hDC, OBJ_BITMAP)); | |
| 1215 } | |
| 1216 | |
| 1217 HDC CreateDC(LPCTSTR lpszDriverName, LPCTSTR lpszDeviceName, LPCTSTR lpszOutput, const DEVMODE* lpInitData) | |
| 1218 { | |
| 1219 ATLASSERT(m_hDC == NULL); | |
| 1220 m_hDC = ::CreateDC(lpszDriverName, lpszDeviceName, lpszOutput, lpInitData); | |
| 1221 return m_hDC; | |
| 1222 } | |
| 1223 | |
| 1224 HDC CreateCompatibleDC(HDC hDC = NULL) | |
| 1225 { | |
| 1226 ATLASSERT(m_hDC == NULL); | |
| 1227 m_hDC = ::CreateCompatibleDC(hDC); | |
| 1228 return m_hDC; | |
| 1229 } | |
| 1230 | |
| 1231 BOOL DeleteDC() | |
| 1232 { | |
| 1233 if(m_hDC == NULL) | |
| 1234 return FALSE; | |
| 1235 BOOL bRet = ::DeleteDC(m_hDC); | |
| 1236 if(bRet) | |
| 1237 m_hDC = NULL; | |
| 1238 return bRet; | |
| 1239 } | |
| 1240 | |
| 1241 // Device-Context Functions | |
| 1242 int SaveDC() | |
| 1243 { | |
| 1244 ATLASSERT(m_hDC != NULL); | |
| 1245 return ::SaveDC(m_hDC); | |
| 1246 } | |
| 1247 | |
| 1248 BOOL RestoreDC(int nSavedDC) | |
| 1249 { | |
| 1250 ATLASSERT(m_hDC != NULL); | |
| 1251 return ::RestoreDC(m_hDC, nSavedDC); | |
| 1252 } | |
| 1253 | |
| 1254 int GetDeviceCaps(int nIndex) const | |
| 1255 { | |
| 1256 ATLASSERT(m_hDC != NULL); | |
| 1257 return ::GetDeviceCaps(m_hDC, nIndex); | |
| 1258 } | |
| 1259 | |
| 1260 UINT SetBoundsRect(LPCRECT lpRectBounds, UINT flags) | |
| 1261 { | |
| 1262 ATLASSERT(m_hDC != NULL); | |
| 1263 return ::SetBoundsRect(m_hDC, lpRectBounds, flags); | |
| 1264 } | |
| 1265 | |
| 1266 UINT GetBoundsRect(LPRECT lpRectBounds, UINT flags) const | |
| 1267 { | |
| 1268 ATLASSERT(m_hDC != NULL); | |
| 1269 return ::GetBoundsRect(m_hDC, lpRectBounds, flags); | |
| 1270 } | |
| 1271 | |
| 1272 BOOL ResetDC(const DEVMODE* lpDevMode) | |
| 1273 { | |
| 1274 ATLASSERT(m_hDC != NULL); | |
| 1275 return ::ResetDC(m_hDC, lpDevMode) != NULL; | |
| 1276 } | |
| 1277 | |
| 1278 // Drawing-Tool Functions | |
| 1279 BOOL GetBrushOrg(LPPOINT lpPoint) const | |
| 1280 { | |
| 1281 ATLASSERT(m_hDC != NULL); | |
| 1282 return ::GetBrushOrgEx(m_hDC, lpPoint); | |
| 1283 } | |
| 1284 | |
| 1285 BOOL SetBrushOrg(int x, int y, LPPOINT lpPoint = NULL) | |
| 1286 { | |
| 1287 ATLASSERT(m_hDC != NULL); | |
| 1288 return ::SetBrushOrgEx(m_hDC, x, y, lpPoint); | |
| 1289 } | |
| 1290 | |
| 1291 BOOL SetBrushOrg(POINT point, LPPOINT lpPointRet = NULL) | |
| 1292 { | |
| 1293 ATLASSERT(m_hDC != NULL); | |
| 1294 return ::SetBrushOrgEx(m_hDC, point.x, point.y, lpPointRet); | |
| 1295 } | |
| 1296 | |
| 1297 int EnumObjects(int nObjectType, int (CALLBACK* lpfn)(LPVOID, LPARAM), LPARAM lpData) | |
| 1298 { | |
| 1299 ATLASSERT(m_hDC != NULL); | |
| 1300 #ifdef STRICT | |
| 1301 return ::EnumObjects(m_hDC, nObjectType, (GOBJENUMPROC)lpfn, lpData); | |
| 1302 #else | |
| 1303 return ::EnumObjects(m_hDC, nObjectType, (GOBJENUMPROC)lpfn, (LPVOID)lpData); | |
| 1304 #endif | |
| 1305 } | |
| 1306 | |
| 1307 // Type-safe selection helpers | |
| 1308 HPEN SelectPen(HPEN hPen) | |
| 1309 { | |
| 1310 ATLASSERT(m_hDC != NULL); | |
| 1311 ATLASSERT((hPen == NULL) || (::GetObjectType(hPen) == OBJ_PEN) || (::GetObjectType(hPen) == OBJ_EXTPEN)); | |
| 1312 return (HPEN)::SelectObject(m_hDC, hPen); | |
| 1313 } | |
| 1314 | |
| 1315 HBRUSH SelectBrush(HBRUSH hBrush) | |
| 1316 { | |
| 1317 ATLASSERT(m_hDC != NULL); | |
| 1318 ATLASSERT((hBrush == NULL) || (::GetObjectType(hBrush) == OBJ_BRUSH)); | |
| 1319 return (HBRUSH)::SelectObject(m_hDC, hBrush); | |
| 1320 } | |
| 1321 | |
| 1322 HFONT SelectFont(HFONT hFont) | |
| 1323 { | |
| 1324 ATLASSERT(m_hDC != NULL); | |
| 1325 ATLASSERT((hFont == NULL) || (::GetObjectType(hFont) == OBJ_FONT)); | |
| 1326 return (HFONT)::SelectObject(m_hDC, hFont); | |
| 1327 } | |
| 1328 | |
| 1329 HBITMAP SelectBitmap(HBITMAP hBitmap) | |
| 1330 { | |
| 1331 ATLASSERT(m_hDC != NULL); | |
| 1332 ATLASSERT((hBitmap == NULL) || (::GetObjectType(hBitmap) == OBJ_BITMAP)); | |
| 1333 return (HBITMAP)::SelectObject(m_hDC, hBitmap); | |
| 1334 } | |
| 1335 | |
| 1336 int SelectRgn(HRGN hRgn) // special return for regions | |
| 1337 { | |
| 1338 ATLASSERT(m_hDC != NULL); | |
| 1339 ATLASSERT((hRgn == NULL) || (::GetObjectType(hRgn) == OBJ_REGION)); | |
| 1340 return PtrToInt(::SelectObject(m_hDC, hRgn)); | |
| 1341 } | |
| 1342 | |
| 1343 // Type-safe selection helpers for stock objects | |
| 1344 HPEN SelectStockPen(int nPen) | |
| 1345 { | |
| 1346 ATLASSERT(m_hDC != NULL); | |
| 1347 ATLASSERT((nPen == WHITE_PEN) || (nPen == BLACK_PEN) || (nPen == NULL_PEN) || (nPen == DC_PEN)); | |
| 1348 return SelectPen((HPEN)::GetStockObject(nPen)); | |
| 1349 } | |
| 1350 | |
| 1351 HBRUSH SelectStockBrush(int nBrush) | |
| 1352 { | |
| 1353 ATLASSERT(((nBrush >= WHITE_BRUSH) && (nBrush <= HOLLOW_BRUSH)) || (nBrush == DC_BRUSH)); | |
| 1354 return SelectBrush((HBRUSH)::GetStockObject(nBrush)); | |
| 1355 } | |
| 1356 | |
| 1357 HFONT SelectStockFont(int nFont) | |
| 1358 { | |
| 1359 ATLASSERT(((nFont >= OEM_FIXED_FONT) && (nFont <= SYSTEM_FIXED_FONT)) || (nFont == DEFAULT_GUI_FONT)); | |
| 1360 return SelectFont((HFONT)::GetStockObject(nFont)); | |
| 1361 } | |
| 1362 | |
| 1363 HPALETTE SelectStockPalette(int nPalette, BOOL bForceBackground) | |
| 1364 { | |
| 1365 ATLASSERT(nPalette == DEFAULT_PALETTE); // the only one supported | |
| 1366 return SelectPalette((HPALETTE)::GetStockObject(nPalette), bForceBackground); | |
| 1367 } | |
| 1368 | |
| 1369 // Color and Color Palette Functions | |
| 1370 COLORREF GetNearestColor(COLORREF crColor) const | |
| 1371 { | |
| 1372 ATLASSERT(m_hDC != NULL); | |
| 1373 return ::GetNearestColor(m_hDC, crColor); | |
| 1374 } | |
| 1375 | |
| 1376 HPALETTE SelectPalette(HPALETTE hPalette, BOOL bForceBackground) | |
| 1377 { | |
| 1378 ATLASSERT(m_hDC != NULL); | |
| 1379 | |
| 1380 return ::SelectPalette(m_hDC, hPalette, bForceBackground); | |
| 1381 } | |
| 1382 | |
| 1383 UINT RealizePalette() | |
| 1384 { | |
| 1385 ATLASSERT(m_hDC != NULL); | |
| 1386 return ::RealizePalette(m_hDC); | |
| 1387 } | |
| 1388 | |
| 1389 void UpdateColors() | |
| 1390 { | |
| 1391 ATLASSERT(m_hDC != NULL); | |
| 1392 ::UpdateColors(m_hDC); | |
| 1393 } | |
| 1394 | |
| 1395 // Drawing-Attribute Functions | |
| 1396 COLORREF GetBkColor() const | |
| 1397 { | |
| 1398 ATLASSERT(m_hDC != NULL); | |
| 1399 return ::GetBkColor(m_hDC); | |
| 1400 } | |
| 1401 | |
| 1402 int GetBkMode() const | |
| 1403 { | |
| 1404 ATLASSERT(m_hDC != NULL); | |
| 1405 return ::GetBkMode(m_hDC); | |
| 1406 } | |
| 1407 | |
| 1408 int GetPolyFillMode() const | |
| 1409 { | |
| 1410 ATLASSERT(m_hDC != NULL); | |
| 1411 return ::GetPolyFillMode(m_hDC); | |
| 1412 } | |
| 1413 | |
| 1414 int GetROP2() const | |
| 1415 { | |
| 1416 ATLASSERT(m_hDC != NULL); | |
| 1417 return ::GetROP2(m_hDC); | |
| 1418 } | |
| 1419 | |
| 1420 int GetStretchBltMode() const | |
| 1421 { | |
| 1422 ATLASSERT(m_hDC != NULL); | |
| 1423 return ::GetStretchBltMode(m_hDC); | |
| 1424 } | |
| 1425 | |
| 1426 COLORREF GetTextColor() const | |
| 1427 { | |
| 1428 ATLASSERT(m_hDC != NULL); | |
| 1429 return ::GetTextColor(m_hDC); | |
| 1430 } | |
| 1431 | |
| 1432 COLORREF SetBkColor(COLORREF crColor) | |
| 1433 { | |
| 1434 ATLASSERT(m_hDC != NULL); | |
| 1435 return ::SetBkColor(m_hDC, crColor); | |
| 1436 } | |
| 1437 | |
| 1438 int SetBkMode(int nBkMode) | |
| 1439 { | |
| 1440 ATLASSERT(m_hDC != NULL); | |
| 1441 return ::SetBkMode(m_hDC, nBkMode); | |
| 1442 } | |
| 1443 | |
| 1444 int SetPolyFillMode(int nPolyFillMode) | |
| 1445 { | |
| 1446 ATLASSERT(m_hDC != NULL); | |
| 1447 return ::SetPolyFillMode(m_hDC, nPolyFillMode); | |
| 1448 } | |
| 1449 | |
| 1450 int SetROP2(int nDrawMode) | |
| 1451 { | |
| 1452 ATLASSERT(m_hDC != NULL); | |
| 1453 return ::SetROP2(m_hDC, nDrawMode); | |
| 1454 } | |
| 1455 | |
| 1456 int SetStretchBltMode(int nStretchMode) | |
| 1457 { | |
| 1458 ATLASSERT(m_hDC != NULL); | |
| 1459 return ::SetStretchBltMode(m_hDC, nStretchMode); | |
| 1460 } | |
| 1461 | |
| 1462 COLORREF SetTextColor(COLORREF crColor) | |
| 1463 { | |
| 1464 ATLASSERT(m_hDC != NULL); | |
| 1465 return ::SetTextColor(m_hDC, crColor); | |
| 1466 } | |
| 1467 | |
| 1468 BOOL GetColorAdjustment(LPCOLORADJUSTMENT lpColorAdjust) const | |
| 1469 { | |
| 1470 ATLASSERT(m_hDC != NULL); | |
| 1471 return ::GetColorAdjustment(m_hDC, lpColorAdjust); | |
| 1472 } | |
| 1473 | |
| 1474 BOOL SetColorAdjustment(const COLORADJUSTMENT* lpColorAdjust) | |
| 1475 { | |
| 1476 ATLASSERT(m_hDC != NULL); | |
| 1477 return ::SetColorAdjustment(m_hDC, lpColorAdjust); | |
| 1478 } | |
| 1479 | |
| 1480 // Mapping Functions | |
| 1481 int GetMapMode() const | |
| 1482 { | |
| 1483 ATLASSERT(m_hDC != NULL); | |
| 1484 return ::GetMapMode(m_hDC); | |
| 1485 } | |
| 1486 | |
| 1487 BOOL GetViewportOrg(LPPOINT lpPoint) const | |
| 1488 { | |
| 1489 ATLASSERT(m_hDC != NULL); | |
| 1490 return ::GetViewportOrgEx(m_hDC, lpPoint); | |
| 1491 } | |
| 1492 | |
| 1493 int SetMapMode(int nMapMode) | |
| 1494 { | |
| 1495 ATLASSERT(m_hDC != NULL); | |
| 1496 return ::SetMapMode(m_hDC, nMapMode); | |
| 1497 } | |
| 1498 | |
| 1499 // Viewport Origin | |
| 1500 BOOL SetViewportOrg(int x, int y, LPPOINT lpPoint = NULL) | |
| 1501 { | |
| 1502 ATLASSERT(m_hDC != NULL); | |
| 1503 return ::SetViewportOrgEx(m_hDC, x, y, lpPoint); | |
| 1504 } | |
| 1505 | |
| 1506 BOOL SetViewportOrg(POINT point, LPPOINT lpPointRet = NULL) | |
| 1507 { | |
| 1508 ATLASSERT(m_hDC != NULL); | |
| 1509 return SetViewportOrg(point.x, point.y, lpPointRet); | |
| 1510 } | |
| 1511 | |
| 1512 BOOL OffsetViewportOrg(int nWidth, int nHeight, LPPOINT lpPoint = NULL) | |
| 1513 { | |
| 1514 ATLASSERT(m_hDC != NULL); | |
| 1515 return ::OffsetViewportOrgEx(m_hDC, nWidth, nHeight, lpPoint); | |
| 1516 } | |
| 1517 | |
| 1518 // Viewport Extent | |
| 1519 BOOL GetViewportExt(LPSIZE lpSize) const | |
| 1520 { | |
| 1521 ATLASSERT(m_hDC != NULL); | |
| 1522 return ::GetViewportExtEx(m_hDC, lpSize); | |
| 1523 } | |
| 1524 | |
| 1525 BOOL SetViewportExt(int x, int y, LPSIZE lpSize = NULL) | |
| 1526 { | |
| 1527 ATLASSERT(m_hDC != NULL); | |
| 1528 return ::SetViewportExtEx(m_hDC, x, y, lpSize); | |
| 1529 } | |
| 1530 | |
| 1531 BOOL SetViewportExt(SIZE size, LPSIZE lpSizeRet = NULL) | |
| 1532 { | |
| 1533 ATLASSERT(m_hDC != NULL); | |
| 1534 return SetViewportExt(size.cx, size.cy, lpSizeRet); | |
| 1535 } | |
| 1536 | |
| 1537 BOOL ScaleViewportExt(int xNum, int xDenom, int yNum, int yDenom, LPSIZE lpSize = NULL) | |
| 1538 { | |
| 1539 ATLASSERT(m_hDC != NULL); | |
| 1540 return ::ScaleViewportExtEx(m_hDC, xNum, xDenom, yNum, yDenom, lpSize); | |
| 1541 } | |
| 1542 | |
| 1543 // Window Origin | |
| 1544 BOOL GetWindowOrg(LPPOINT lpPoint) const | |
| 1545 { | |
| 1546 ATLASSERT(m_hDC != NULL); | |
| 1547 return ::GetWindowOrgEx(m_hDC, lpPoint); | |
| 1548 } | |
| 1549 | |
| 1550 BOOL SetWindowOrg(int x, int y, LPPOINT lpPoint = NULL) | |
| 1551 { | |
| 1552 ATLASSERT(m_hDC != NULL); | |
| 1553 return ::SetWindowOrgEx(m_hDC, x, y, lpPoint); | |
| 1554 } | |
| 1555 | |
| 1556 BOOL SetWindowOrg(POINT point, LPPOINT lpPointRet = NULL) | |
| 1557 { | |
| 1558 ATLASSERT(m_hDC != NULL); | |
| 1559 return SetWindowOrg(point.x, point.y, lpPointRet); | |
| 1560 } | |
| 1561 | |
| 1562 BOOL OffsetWindowOrg(int nWidth, int nHeight, LPPOINT lpPoint = NULL) | |
| 1563 { | |
| 1564 ATLASSERT(m_hDC != NULL); | |
| 1565 return ::OffsetWindowOrgEx(m_hDC, nWidth, nHeight, lpPoint); | |
| 1566 } | |
| 1567 | |
| 1568 // Window extent | |
| 1569 BOOL GetWindowExt(LPSIZE lpSize) const | |
| 1570 { | |
| 1571 ATLASSERT(m_hDC != NULL); | |
| 1572 return ::GetWindowExtEx(m_hDC, lpSize); | |
| 1573 } | |
| 1574 | |
| 1575 BOOL SetWindowExt(int x, int y, LPSIZE lpSize = NULL) | |
| 1576 { | |
| 1577 ATLASSERT(m_hDC != NULL); | |
| 1578 return ::SetWindowExtEx(m_hDC, x, y, lpSize); | |
| 1579 } | |
| 1580 | |
| 1581 BOOL SetWindowExt(SIZE size, LPSIZE lpSizeRet = NULL) | |
| 1582 { | |
| 1583 ATLASSERT(m_hDC != NULL); | |
| 1584 return SetWindowExt(size.cx, size.cy, lpSizeRet); | |
| 1585 } | |
| 1586 | |
| 1587 BOOL ScaleWindowExt(int xNum, int xDenom, int yNum, int yDenom, LPSIZE lpSize = NULL) | |
| 1588 { | |
| 1589 ATLASSERT(m_hDC != NULL); | |
| 1590 return ::ScaleWindowExtEx(m_hDC, xNum, xDenom, yNum, yDenom, lpSize); | |
| 1591 } | |
| 1592 | |
| 1593 // Coordinate Functions | |
| 1594 BOOL DPtoLP(LPPOINT lpPoints, int nCount = 1) const | |
| 1595 { | |
| 1596 ATLASSERT(m_hDC != NULL); | |
| 1597 return ::DPtoLP(m_hDC, lpPoints, nCount); | |
| 1598 } | |
| 1599 | |
| 1600 BOOL DPtoLP(LPRECT lpRect) const | |
| 1601 { | |
| 1602 ATLASSERT(m_hDC != NULL); | |
| 1603 return ::DPtoLP(m_hDC, (LPPOINT)lpRect, 2); | |
| 1604 } | |
| 1605 | |
| 1606 BOOL DPtoLP(LPSIZE lpSize) const | |
| 1607 { | |
| 1608 SIZE sizeWinExt = {}; | |
| 1609 if(!GetWindowExt(&sizeWinExt)) | |
| 1610 return FALSE; | |
| 1611 SIZE sizeVpExt = {}; | |
| 1612 if(!GetViewportExt(&sizeVpExt)) | |
| 1613 return FALSE; | |
| 1614 lpSize->cx = ::MulDiv(lpSize->cx, abs(sizeWinExt.cx), abs(sizeVpExt.cx)); | |
| 1615 lpSize->cy = ::MulDiv(lpSize->cy, abs(sizeWinExt.cy), abs(sizeVpExt.cy)); | |
| 1616 return TRUE; | |
| 1617 } | |
| 1618 | |
| 1619 BOOL LPtoDP(LPPOINT lpPoints, int nCount = 1) const | |
| 1620 { | |
| 1621 ATLASSERT(m_hDC != NULL); | |
| 1622 return ::LPtoDP(m_hDC, lpPoints, nCount); | |
| 1623 } | |
| 1624 | |
| 1625 BOOL LPtoDP(LPRECT lpRect) const | |
| 1626 { | |
| 1627 ATLASSERT(m_hDC != NULL); | |
| 1628 return ::LPtoDP(m_hDC, (LPPOINT)lpRect, 2); | |
| 1629 } | |
| 1630 | |
| 1631 BOOL LPtoDP(LPSIZE lpSize) const | |
| 1632 { | |
| 1633 SIZE sizeWinExt = {}; | |
| 1634 if(!GetWindowExt(&sizeWinExt)) | |
| 1635 return FALSE; | |
| 1636 SIZE sizeVpExt = {}; | |
| 1637 if(!GetViewportExt(&sizeVpExt)) | |
| 1638 return FALSE; | |
| 1639 lpSize->cx = ::MulDiv(lpSize->cx, abs(sizeVpExt.cx), abs(sizeWinExt.cx)); | |
| 1640 lpSize->cy = ::MulDiv(lpSize->cy, abs(sizeVpExt.cy), abs(sizeWinExt.cy)); | |
| 1641 return TRUE; | |
| 1642 } | |
| 1643 | |
| 1644 // Special Coordinate Functions (useful for dealing with metafiles and OLE) | |
| 1645 #define HIMETRIC_INCH 2540 // HIMETRIC units per inch | |
| 1646 | |
| 1647 void DPtoHIMETRIC(LPSIZE lpSize) | |
| 1648 { | |
| 1649 ATLASSERT(m_hDC != NULL); | |
| 1650 int nMapMode = GetMapMode(); | |
| 1651 if((nMapMode < MM_ISOTROPIC) && (nMapMode != MM_TEXT)) | |
| 1652 { | |
| 1653 // when using a constrained map mode, map against physical inch | |
| 1654 SetMapMode(MM_HIMETRIC); | |
| 1655 DPtoLP(lpSize); | |
| 1656 SetMapMode(nMapMode); | |
| 1657 } | |
| 1658 else | |
| 1659 { | |
| 1660 // map against logical inch for non-constrained mapping modes | |
| 1661 int cxPerInch = GetDeviceCaps(LOGPIXELSX); | |
| 1662 int cyPerInch = GetDeviceCaps(LOGPIXELSY); | |
| 1663 ATLASSERT((cxPerInch != 0) && (cyPerInch != 0)); | |
| 1664 lpSize->cx = ::MulDiv(lpSize->cx, HIMETRIC_INCH, cxPerInch); | |
| 1665 lpSize->cy = ::MulDiv(lpSize->cy, HIMETRIC_INCH, cyPerInch); | |
| 1666 } | |
| 1667 } | |
| 1668 | |
| 1669 void HIMETRICtoDP(LPSIZE lpSize) | |
| 1670 { | |
| 1671 ATLASSERT(m_hDC != NULL); | |
| 1672 int nMapMode = GetMapMode(); | |
| 1673 if((nMapMode < MM_ISOTROPIC) && (nMapMode != MM_TEXT)) | |
| 1674 { | |
| 1675 // when using a constrained map mode, map against physical inch | |
| 1676 SetMapMode(MM_HIMETRIC); | |
| 1677 LPtoDP(lpSize); | |
| 1678 SetMapMode(nMapMode); | |
| 1679 } | |
| 1680 else | |
| 1681 { | |
| 1682 // map against logical inch for non-constrained mapping modes | |
| 1683 int cxPerInch = GetDeviceCaps(LOGPIXELSX); | |
| 1684 int cyPerInch = GetDeviceCaps(LOGPIXELSY); | |
| 1685 ATLASSERT((cxPerInch != 0) && (cyPerInch != 0)); | |
| 1686 lpSize->cx = ::MulDiv(lpSize->cx, cxPerInch, HIMETRIC_INCH); | |
| 1687 lpSize->cy = ::MulDiv(lpSize->cy, cyPerInch, HIMETRIC_INCH); | |
| 1688 } | |
| 1689 } | |
| 1690 | |
| 1691 void LPtoHIMETRIC(LPSIZE lpSize) | |
| 1692 { | |
| 1693 LPtoDP(lpSize); | |
| 1694 DPtoHIMETRIC(lpSize); | |
| 1695 } | |
| 1696 | |
| 1697 void HIMETRICtoLP(LPSIZE lpSize) | |
| 1698 { | |
| 1699 HIMETRICtoDP(lpSize); | |
| 1700 DPtoLP(lpSize); | |
| 1701 } | |
| 1702 | |
| 1703 // Region Functions | |
| 1704 BOOL FillRgn(HRGN hRgn, HBRUSH hBrush) | |
| 1705 { | |
| 1706 ATLASSERT(m_hDC != NULL); | |
| 1707 return ::FillRgn(m_hDC, hRgn, hBrush); | |
| 1708 } | |
| 1709 | |
| 1710 BOOL FrameRgn(HRGN hRgn, HBRUSH hBrush, int nWidth, int nHeight) | |
| 1711 { | |
| 1712 ATLASSERT(m_hDC != NULL); | |
| 1713 return ::FrameRgn(m_hDC, hRgn, hBrush, nWidth, nHeight); | |
| 1714 } | |
| 1715 | |
| 1716 BOOL InvertRgn(HRGN hRgn) | |
| 1717 { | |
| 1718 ATLASSERT(m_hDC != NULL); | |
| 1719 return ::InvertRgn(m_hDC, hRgn); | |
| 1720 } | |
| 1721 | |
| 1722 BOOL PaintRgn(HRGN hRgn) | |
| 1723 { | |
| 1724 ATLASSERT(m_hDC != NULL); | |
| 1725 return ::PaintRgn(m_hDC, hRgn); | |
| 1726 } | |
| 1727 | |
| 1728 // Clipping Functions | |
| 1729 int GetClipBox(LPRECT lpRect) const | |
| 1730 { | |
| 1731 ATLASSERT(m_hDC != NULL); | |
| 1732 return ::GetClipBox(m_hDC, lpRect); | |
| 1733 } | |
| 1734 | |
| 1735 int GetClipRgn(CRgn& region) const | |
| 1736 { | |
| 1737 ATLASSERT(m_hDC != NULL); | |
| 1738 if(region.IsNull()) | |
| 1739 region.CreateRectRgn(0, 0, 0, 0); | |
| 1740 | |
| 1741 int nRet = ::GetClipRgn(m_hDC, region); | |
| 1742 if(nRet != 1) | |
| 1743 region.DeleteObject(); | |
| 1744 | |
| 1745 return nRet; | |
| 1746 } | |
| 1747 | |
| 1748 BOOL PtVisible(int x, int y) const | |
| 1749 { | |
| 1750 ATLASSERT(m_hDC != NULL); | |
| 1751 return ::PtVisible(m_hDC, x, y); | |
| 1752 } | |
| 1753 | |
| 1754 BOOL PtVisible(POINT point) const | |
| 1755 { | |
| 1756 ATLASSERT(m_hDC != NULL); | |
| 1757 return ::PtVisible(m_hDC, point.x, point.y); | |
| 1758 } | |
| 1759 | |
| 1760 BOOL RectVisible(LPCRECT lpRect) const | |
| 1761 { | |
| 1762 ATLASSERT(m_hDC != NULL); | |
| 1763 return ::RectVisible(m_hDC, lpRect); | |
| 1764 } | |
| 1765 | |
| 1766 int SelectClipRgn(HRGN hRgn) | |
| 1767 { | |
| 1768 ATLASSERT(m_hDC != NULL); | |
| 1769 return ::SelectClipRgn(m_hDC, (HRGN)hRgn); | |
| 1770 } | |
| 1771 | |
| 1772 int ExcludeClipRect(int x1, int y1, int x2, int y2) | |
| 1773 { | |
| 1774 ATLASSERT(m_hDC != NULL); | |
| 1775 return ::ExcludeClipRect(m_hDC, x1, y1, x2, y2); | |
| 1776 } | |
| 1777 | |
| 1778 int ExcludeClipRect(LPCRECT lpRect) | |
| 1779 { | |
| 1780 ATLASSERT(m_hDC != NULL); | |
| 1781 return ::ExcludeClipRect(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom); | |
| 1782 } | |
| 1783 | |
| 1784 int ExcludeUpdateRgn(HWND hWnd) | |
| 1785 { | |
| 1786 ATLASSERT(m_hDC != NULL); | |
| 1787 return ::ExcludeUpdateRgn(m_hDC, hWnd); | |
| 1788 } | |
| 1789 | |
| 1790 int IntersectClipRect(int x1, int y1, int x2, int y2) | |
| 1791 { | |
| 1792 ATLASSERT(m_hDC != NULL); | |
| 1793 return ::IntersectClipRect(m_hDC, x1, y1, x2, y2); | |
| 1794 } | |
| 1795 | |
| 1796 int IntersectClipRect(LPCRECT lpRect) | |
| 1797 { | |
| 1798 ATLASSERT(m_hDC != NULL); | |
| 1799 return ::IntersectClipRect(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom); | |
| 1800 } | |
| 1801 | |
| 1802 int OffsetClipRgn(int x, int y) | |
| 1803 { | |
| 1804 ATLASSERT(m_hDC != NULL); | |
| 1805 return ::OffsetClipRgn(m_hDC, x, y); | |
| 1806 } | |
| 1807 | |
| 1808 int OffsetClipRgn(SIZE size) | |
| 1809 { | |
| 1810 ATLASSERT(m_hDC != NULL); | |
| 1811 return ::OffsetClipRgn(m_hDC, size.cx, size.cy); | |
| 1812 } | |
| 1813 | |
| 1814 int SelectClipRgn(HRGN hRgn, int nMode) | |
| 1815 { | |
| 1816 ATLASSERT(m_hDC != NULL); | |
| 1817 return ::ExtSelectClipRgn(m_hDC, hRgn, nMode); | |
| 1818 } | |
| 1819 | |
| 1820 // Line-Output Functions | |
| 1821 BOOL GetCurrentPosition(LPPOINT lpPoint) const | |
| 1822 { | |
| 1823 ATLASSERT(m_hDC != NULL); | |
| 1824 return ::GetCurrentPositionEx(m_hDC, lpPoint); | |
| 1825 } | |
| 1826 | |
| 1827 BOOL MoveTo(int x, int y, LPPOINT lpPoint = NULL) | |
| 1828 { | |
| 1829 ATLASSERT(m_hDC != NULL); | |
| 1830 return ::MoveToEx(m_hDC, x, y, lpPoint); | |
| 1831 } | |
| 1832 | |
| 1833 BOOL MoveTo(POINT point, LPPOINT lpPointRet = NULL) | |
| 1834 { | |
| 1835 ATLASSERT(m_hDC != NULL); | |
| 1836 return MoveTo(point.x, point.y, lpPointRet); | |
| 1837 } | |
| 1838 | |
| 1839 BOOL LineTo(int x, int y) | |
| 1840 { | |
| 1841 ATLASSERT(m_hDC != NULL); | |
| 1842 return ::LineTo(m_hDC, x, y); | |
| 1843 } | |
| 1844 | |
| 1845 BOOL LineTo(POINT point) | |
| 1846 { | |
| 1847 ATLASSERT(m_hDC != NULL); | |
| 1848 return LineTo(point.x, point.y); | |
| 1849 } | |
| 1850 | |
| 1851 BOOL Arc(int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4) | |
| 1852 { | |
| 1853 ATLASSERT(m_hDC != NULL); | |
| 1854 return ::Arc(m_hDC, x1, y1, x2, y2, x3, y3, x4, y4); | |
| 1855 } | |
| 1856 | |
| 1857 BOOL Arc(LPCRECT lpRect, POINT ptStart, POINT ptEnd) | |
| 1858 { | |
| 1859 ATLASSERT(m_hDC != NULL); | |
| 1860 return ::Arc(m_hDC, lpRect->left, lpRect->top, | |
| 1861 lpRect->right, lpRect->bottom, ptStart.x, ptStart.y, | |
| 1862 ptEnd.x, ptEnd.y); | |
| 1863 } | |
| 1864 | |
| 1865 BOOL Polyline(const POINT* lpPoints, int nCount) | |
| 1866 { | |
| 1867 ATLASSERT(m_hDC != NULL); | |
| 1868 return ::Polyline(m_hDC, lpPoints, nCount); | |
| 1869 } | |
| 1870 | |
| 1871 BOOL AngleArc(int x, int y, int nRadius, float fStartAngle, float fSweepAngle) | |
| 1872 { | |
| 1873 ATLASSERT(m_hDC != NULL); | |
| 1874 return ::AngleArc(m_hDC, x, y, nRadius, fStartAngle, fSweepAngle); | |
| 1875 } | |
| 1876 | |
| 1877 BOOL ArcTo(int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4) | |
| 1878 { | |
| 1879 ATLASSERT(m_hDC != NULL); | |
| 1880 return ::ArcTo(m_hDC, x1, y1, x2, y2, x3, y3, x4, y4); | |
| 1881 } | |
| 1882 | |
| 1883 BOOL ArcTo(LPCRECT lpRect, POINT ptStart, POINT ptEnd) | |
| 1884 { | |
| 1885 ATLASSERT(m_hDC != NULL); | |
| 1886 return ArcTo(lpRect->left, lpRect->top, lpRect->right, | |
| 1887 lpRect->bottom, ptStart.x, ptStart.y, ptEnd.x, ptEnd.y); | |
| 1888 } | |
| 1889 | |
| 1890 int GetArcDirection() const | |
| 1891 { | |
| 1892 ATLASSERT(m_hDC != NULL); | |
| 1893 return ::GetArcDirection(m_hDC); | |
| 1894 } | |
| 1895 | |
| 1896 int SetArcDirection(int nArcDirection) | |
| 1897 { | |
| 1898 ATLASSERT(m_hDC != NULL); | |
| 1899 return ::SetArcDirection(m_hDC, nArcDirection); | |
| 1900 } | |
| 1901 | |
| 1902 BOOL PolyDraw(const POINT* lpPoints, const BYTE* lpTypes, int nCount) | |
| 1903 { | |
| 1904 ATLASSERT(m_hDC != NULL); | |
| 1905 return ::PolyDraw(m_hDC, lpPoints, lpTypes, nCount); | |
| 1906 } | |
| 1907 | |
| 1908 BOOL PolylineTo(const POINT* lpPoints, int nCount) | |
| 1909 { | |
| 1910 ATLASSERT(m_hDC != NULL); | |
| 1911 return ::PolylineTo(m_hDC, lpPoints, nCount); | |
| 1912 } | |
| 1913 | |
| 1914 BOOL PolyPolyline(const POINT* lpPoints, | |
| 1915 const DWORD* lpPolyPoints, int nCount) | |
| 1916 { | |
| 1917 ATLASSERT(m_hDC != NULL); | |
| 1918 return ::PolyPolyline(m_hDC, lpPoints, lpPolyPoints, nCount); | |
| 1919 } | |
| 1920 | |
| 1921 BOOL PolyBezier(const POINT* lpPoints, int nCount) | |
| 1922 { | |
| 1923 ATLASSERT(m_hDC != NULL); | |
| 1924 return ::PolyBezier(m_hDC, lpPoints, nCount); | |
| 1925 } | |
| 1926 | |
| 1927 BOOL PolyBezierTo(const POINT* lpPoints, int nCount) | |
| 1928 { | |
| 1929 ATLASSERT(m_hDC != NULL); | |
| 1930 return ::PolyBezierTo(m_hDC, lpPoints, nCount); | |
| 1931 } | |
| 1932 | |
| 1933 // Simple Drawing Functions | |
| 1934 BOOL FillRect(LPCRECT lpRect, HBRUSH hBrush) | |
| 1935 { | |
| 1936 ATLASSERT(m_hDC != NULL); | |
| 1937 return ::FillRect(m_hDC, lpRect, hBrush); | |
| 1938 } | |
| 1939 | |
| 1940 BOOL FillRect(LPCRECT lpRect, int nColorIndex) | |
| 1941 { | |
| 1942 ATLASSERT(m_hDC != NULL); | |
| 1943 return ::FillRect(m_hDC, lpRect, (HBRUSH)LongToPtr(nColorIndex + 1)); | |
| 1944 } | |
| 1945 | |
| 1946 BOOL FrameRect(LPCRECT lpRect, HBRUSH hBrush) | |
| 1947 { | |
| 1948 ATLASSERT(m_hDC != NULL); | |
| 1949 return ::FrameRect(m_hDC, lpRect, hBrush); | |
| 1950 } | |
| 1951 | |
| 1952 BOOL InvertRect(LPCRECT lpRect) | |
| 1953 { | |
| 1954 ATLASSERT(m_hDC != NULL); | |
| 1955 return ::InvertRect(m_hDC, lpRect); | |
| 1956 } | |
| 1957 | |
| 1958 BOOL DrawIcon(int x, int y, HICON hIcon) | |
| 1959 { | |
| 1960 ATLASSERT(m_hDC != NULL); | |
| 1961 return ::DrawIcon(m_hDC, x, y, hIcon); | |
| 1962 } | |
| 1963 | |
| 1964 BOOL DrawIcon(POINT point, HICON hIcon) | |
| 1965 { | |
| 1966 ATLASSERT(m_hDC != NULL); | |
| 1967 return ::DrawIcon(m_hDC, point.x, point.y, hIcon); | |
| 1968 } | |
| 1969 | |
| 1970 BOOL DrawIconEx(int x, int y, HICON hIcon, int cxWidth, int cyWidth, UINT uStepIfAniCur = 0, HBRUSH hbrFlickerFreeDraw = NULL, UINT uFlags = DI_NORMAL) | |
| 1971 { | |
| 1972 ATLASSERT(m_hDC != NULL); | |
| 1973 return ::DrawIconEx(m_hDC, x, y, hIcon, cxWidth, cyWidth, uStepIfAniCur, hbrFlickerFreeDraw, uFlags); | |
| 1974 } | |
| 1975 | |
| 1976 BOOL DrawIconEx(POINT point, HICON hIcon, SIZE size, UINT uStepIfAniCur = 0, HBRUSH hbrFlickerFreeDraw = NULL, UINT uFlags = DI_NORMAL) | |
| 1977 { | |
| 1978 ATLASSERT(m_hDC != NULL); | |
| 1979 return ::DrawIconEx(m_hDC, point.x, point.y, hIcon, size.cx, size.cy, uStepIfAniCur, hbrFlickerFreeDraw, uFlags); | |
| 1980 } | |
| 1981 | |
| 1982 BOOL DrawState(POINT pt, SIZE size, HBITMAP hBitmap, UINT nFlags, HBRUSH hBrush = NULL) | |
| 1983 { | |
| 1984 ATLASSERT(m_hDC != NULL); | |
| 1985 return ::DrawState(m_hDC, hBrush, NULL, (LPARAM)hBitmap, 0, pt.x, pt.y, size.cx, size.cy, nFlags | DST_BITMAP); | |
| 1986 } | |
| 1987 | |
| 1988 BOOL DrawState(POINT pt, SIZE size, HICON hIcon, UINT nFlags, HBRUSH hBrush = NULL) | |
| 1989 { | |
| 1990 ATLASSERT(m_hDC != NULL); | |
| 1991 return ::DrawState(m_hDC, hBrush, NULL, (LPARAM)hIcon, 0, pt.x, pt.y, size.cx, size.cy, nFlags | DST_ICON); | |
| 1992 } | |
| 1993 | |
| 1994 BOOL DrawState(POINT pt, SIZE size, LPCTSTR lpszText, UINT nFlags, BOOL bPrefixText = TRUE, int nTextLen = 0, HBRUSH hBrush = NULL) | |
| 1995 { | |
| 1996 ATLASSERT(m_hDC != NULL); | |
| 1997 return ::DrawState(m_hDC, hBrush, NULL, (LPARAM)lpszText, (WPARAM)nTextLen, pt.x, pt.y, size.cx, size.cy, nFlags | (bPrefixText ? DST_PREFIXTEXT : DST_TEXT)); | |
| 1998 } | |
| 1999 | |
| 2000 BOOL DrawState(POINT pt, SIZE size, DRAWSTATEPROC lpDrawProc, LPARAM lData, UINT nFlags, HBRUSH hBrush = NULL) | |
| 2001 { | |
| 2002 ATLASSERT(m_hDC != NULL); | |
| 2003 return ::DrawState(m_hDC, hBrush, lpDrawProc, lData, 0, pt.x, pt.y, size.cx, size.cy, nFlags | DST_COMPLEX); | |
| 2004 } | |
| 2005 | |
| 2006 // Ellipse and Polygon Functions | |
| 2007 BOOL Chord(int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4) | |
| 2008 { | |
| 2009 ATLASSERT(m_hDC != NULL); | |
| 2010 return ::Chord(m_hDC, x1, y1, x2, y2, x3, y3, x4, y4); | |
| 2011 } | |
| 2012 | |
| 2013 BOOL Chord(LPCRECT lpRect, POINT ptStart, POINT ptEnd) | |
| 2014 { | |
| 2015 ATLASSERT(m_hDC != NULL); | |
| 2016 return ::Chord(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom, ptStart.x, ptStart.y, ptEnd.x, ptEnd.y); | |
| 2017 } | |
| 2018 | |
| 2019 void DrawFocusRect(LPCRECT lpRect) | |
| 2020 { | |
| 2021 ATLASSERT(m_hDC != NULL); | |
| 2022 ::DrawFocusRect(m_hDC, lpRect); | |
| 2023 } | |
| 2024 | |
| 2025 BOOL Ellipse(int x1, int y1, int x2, int y2) | |
| 2026 { | |
| 2027 ATLASSERT(m_hDC != NULL); | |
| 2028 return ::Ellipse(m_hDC, x1, y1, x2, y2); | |
| 2029 } | |
| 2030 | |
| 2031 BOOL Ellipse(LPCRECT lpRect) | |
| 2032 { | |
| 2033 ATLASSERT(m_hDC != NULL); | |
| 2034 return ::Ellipse(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom); | |
| 2035 } | |
| 2036 | |
| 2037 BOOL Pie(int x1, int y1, int x2, int y2, int x3, int y3, int x4, int y4) | |
| 2038 { | |
| 2039 ATLASSERT(m_hDC != NULL); | |
| 2040 return ::Pie(m_hDC, x1, y1, x2, y2, x3, y3, x4, y4); | |
| 2041 } | |
| 2042 | |
| 2043 BOOL Pie(LPCRECT lpRect, POINT ptStart, POINT ptEnd) | |
| 2044 { | |
| 2045 ATLASSERT(m_hDC != NULL); | |
| 2046 return ::Pie(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom, ptStart.x, ptStart.y, ptEnd.x, ptEnd.y); | |
| 2047 } | |
| 2048 | |
| 2049 BOOL Polygon(const POINT* lpPoints, int nCount) | |
| 2050 { | |
| 2051 ATLASSERT(m_hDC != NULL); | |
| 2052 return ::Polygon(m_hDC, lpPoints, nCount); | |
| 2053 } | |
| 2054 | |
| 2055 BOOL PolyPolygon(const POINT* lpPoints, const INT* lpPolyCounts, int nCount) | |
| 2056 { | |
| 2057 ATLASSERT(m_hDC != NULL); | |
| 2058 return ::PolyPolygon(m_hDC, lpPoints, lpPolyCounts, nCount); | |
| 2059 } | |
| 2060 | |
| 2061 BOOL Rectangle(int x1, int y1, int x2, int y2) | |
| 2062 { | |
| 2063 ATLASSERT(m_hDC != NULL); | |
| 2064 return ::Rectangle(m_hDC, x1, y1, x2, y2); | |
| 2065 } | |
| 2066 | |
| 2067 BOOL Rectangle(LPCRECT lpRect) | |
| 2068 { | |
| 2069 ATLASSERT(m_hDC != NULL); | |
| 2070 return ::Rectangle(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom); | |
| 2071 } | |
| 2072 | |
| 2073 BOOL RoundRect(int x1, int y1, int x2, int y2, int x3, int y3) | |
| 2074 { | |
| 2075 ATLASSERT(m_hDC != NULL); | |
| 2076 return ::RoundRect(m_hDC, x1, y1, x2, y2, x3, y3); | |
| 2077 } | |
| 2078 | |
| 2079 BOOL RoundRect(LPCRECT lpRect, POINT point) | |
| 2080 { | |
| 2081 ATLASSERT(m_hDC != NULL); | |
| 2082 return ::RoundRect(m_hDC, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom, point.x, point.y); | |
| 2083 } | |
| 2084 | |
| 2085 // Bitmap Functions | |
| 2086 BOOL PatBlt(int x, int y, int nWidth, int nHeight, DWORD dwRop) | |
| 2087 { | |
| 2088 ATLASSERT(m_hDC != NULL); | |
| 2089 return ::PatBlt(m_hDC, x, y, nWidth, nHeight, dwRop); | |
| 2090 } | |
| 2091 | |
| 2092 BOOL BitBlt(int x, int y, int nWidth, int nHeight, HDC hSrcDC, | |
| 2093 int xSrc, int ySrc, DWORD dwRop) | |
| 2094 { | |
| 2095 ATLASSERT(m_hDC != NULL); | |
| 2096 return ::BitBlt(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, dwRop); | |
| 2097 } | |
| 2098 | |
| 2099 BOOL StretchBlt(int x, int y, int nWidth, int nHeight, HDC hSrcDC, int xSrc, int ySrc, int nSrcWidth, int nSrcHeight, DWORD dwRop) | |
| 2100 { | |
| 2101 ATLASSERT(m_hDC != NULL); | |
| 2102 return ::StretchBlt(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, nSrcWidth, nSrcHeight, dwRop); | |
| 2103 } | |
| 2104 | |
| 2105 COLORREF GetPixel(int x, int y) const | |
| 2106 { | |
| 2107 ATLASSERT(m_hDC != NULL); | |
| 2108 return ::GetPixel(m_hDC, x, y); | |
| 2109 } | |
| 2110 | |
| 2111 COLORREF GetPixel(POINT point) const | |
| 2112 { | |
| 2113 ATLASSERT(m_hDC != NULL); | |
| 2114 return ::GetPixel(m_hDC, point.x, point.y); | |
| 2115 } | |
| 2116 | |
| 2117 COLORREF SetPixel(int x, int y, COLORREF crColor) | |
| 2118 { | |
| 2119 ATLASSERT(m_hDC != NULL); | |
| 2120 return ::SetPixel(m_hDC, x, y, crColor); | |
| 2121 } | |
| 2122 | |
| 2123 COLORREF SetPixel(POINT point, COLORREF crColor) | |
| 2124 { | |
| 2125 ATLASSERT(m_hDC != NULL); | |
| 2126 return ::SetPixel(m_hDC, point.x, point.y, crColor); | |
| 2127 } | |
| 2128 | |
| 2129 BOOL FloodFill(int x, int y, COLORREF crColor) | |
| 2130 { | |
| 2131 ATLASSERT(m_hDC != NULL); | |
| 2132 return ::FloodFill(m_hDC, x, y, crColor); | |
| 2133 } | |
| 2134 | |
| 2135 BOOL ExtFloodFill(int x, int y, COLORREF crColor, UINT nFillType) | |
| 2136 { | |
| 2137 ATLASSERT(m_hDC != NULL); | |
| 2138 return ::ExtFloodFill(m_hDC, x, y, crColor, nFillType); | |
| 2139 } | |
| 2140 | |
| 2141 BOOL MaskBlt(int x, int y, int nWidth, int nHeight, HDC hSrcDC, int xSrc, int ySrc, HBITMAP hMaskBitmap, int xMask, int yMask, DWORD dwRop) | |
| 2142 { | |
| 2143 ATLASSERT(m_hDC != NULL); | |
| 2144 return ::MaskBlt(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, hMaskBitmap, xMask, yMask, dwRop); | |
| 2145 } | |
| 2146 | |
| 2147 BOOL PlgBlt(LPPOINT lpPoint, HDC hSrcDC, int xSrc, int ySrc, int nWidth, int nHeight, HBITMAP hMaskBitmap, int xMask, int yMask) | |
| 2148 { | |
| 2149 ATLASSERT(m_hDC != NULL); | |
| 2150 return ::PlgBlt(m_hDC, lpPoint, hSrcDC, xSrc, ySrc, nWidth, nHeight, hMaskBitmap, xMask, yMask); | |
| 2151 } | |
| 2152 | |
| 2153 BOOL SetPixelV(int x, int y, COLORREF crColor) | |
| 2154 { | |
| 2155 ATLASSERT(m_hDC != NULL); | |
| 2156 return ::SetPixelV(m_hDC, x, y, crColor); | |
| 2157 } | |
| 2158 | |
| 2159 BOOL SetPixelV(POINT point, COLORREF crColor) | |
| 2160 { | |
| 2161 ATLASSERT(m_hDC != NULL); | |
| 2162 return ::SetPixelV(m_hDC, point.x, point.y, crColor); | |
| 2163 } | |
| 2164 | |
| 2165 BOOL TransparentBlt(int x, int y, int nWidth, int nHeight, HDC hSrcDC, int xSrc, int ySrc, int nSrcWidth, int nSrcHeight, UINT crTransparent) | |
| 2166 { | |
| 2167 ATLASSERT(m_hDC != NULL); | |
| 2168 return ::TransparentBlt(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, nSrcWidth, nSrcHeight, crTransparent); | |
| 2169 } | |
| 2170 | |
| 2171 BOOL GradientFill(const PTRIVERTEX pVertices, DWORD nVertices, void* pMeshElements, DWORD nMeshElements, DWORD dwMode) | |
| 2172 { | |
| 2173 ATLASSERT(m_hDC != NULL); | |
| 2174 return ::GradientFill(m_hDC, pVertices, nVertices, pMeshElements, nMeshElements, dwMode); | |
| 2175 } | |
| 2176 | |
| 2177 BOOL GradientFillRect(RECT& rect, COLORREF clr1, COLORREF clr2, bool bHorizontal) | |
| 2178 { | |
| 2179 ATLASSERT(m_hDC != NULL); | |
| 2180 | |
| 2181 TRIVERTEX arrTvx[2] = { { 0 }, { 0 } }; | |
| 2182 | |
| 2183 arrTvx[0].x = rect.left; | |
| 2184 arrTvx[0].y = rect.top; | |
| 2185 arrTvx[0].Red = MAKEWORD(0, GetRValue(clr1)); | |
| 2186 arrTvx[0].Green = MAKEWORD(0, GetGValue(clr1)); | |
| 2187 arrTvx[0].Blue = MAKEWORD(0, GetBValue(clr1)); | |
| 2188 arrTvx[0].Alpha = 0; | |
| 2189 | |
| 2190 arrTvx[1].x = rect.right; | |
| 2191 arrTvx[1].y = rect.bottom; | |
| 2192 arrTvx[1].Red = MAKEWORD(0, GetRValue(clr2)); | |
| 2193 arrTvx[1].Green = MAKEWORD(0, GetGValue(clr2)); | |
| 2194 arrTvx[1].Blue = MAKEWORD(0, GetBValue(clr2)); | |
| 2195 arrTvx[1].Alpha = 0; | |
| 2196 | |
| 2197 GRADIENT_RECT gr = { 0, 1 }; | |
| 2198 | |
| 2199 return ::GradientFill(m_hDC, arrTvx, 2, &gr, 1, bHorizontal ? GRADIENT_FILL_RECT_H : GRADIENT_FILL_RECT_V); | |
| 2200 } | |
| 2201 | |
| 2202 BOOL AlphaBlend(int x, int y, int nWidth, int nHeight, HDC hSrcDC, int xSrc, int ySrc, int nSrcWidth, int nSrcHeight, BLENDFUNCTION bf) | |
| 2203 { | |
| 2204 ATLASSERT(m_hDC != NULL); | |
| 2205 return ::AlphaBlend(m_hDC, x, y, nWidth, nHeight, hSrcDC, xSrc, ySrc, nSrcWidth, nSrcHeight, bf); | |
| 2206 } | |
| 2207 | |
| 2208 // Extra bitmap functions | |
| 2209 // Helper function for painting a disabled toolbar or menu bitmap | |
| 2210 // This function can take either an HBITMAP (for SS) or a DC with | |
| 2211 // the bitmap already painted (for cmdbar) | |
| 2212 BOOL DitherBlt(int x, int y, int nWidth, int nHeight, HDC hSrcDC, HBITMAP hBitmap, int xSrc, int ySrc, | |
| 2213 HBRUSH hBrushBackground = ::GetSysColorBrush(COLOR_3DFACE), | |
| 2214 HBRUSH hBrush3DEffect = ::GetSysColorBrush(COLOR_3DHILIGHT), | |
| 2215 HBRUSH hBrushDisabledImage = ::GetSysColorBrush(COLOR_3DSHADOW)) | |
| 2216 { | |
| 2217 ATLASSERT((m_hDC != NULL) || (hBitmap != NULL)); | |
| 2218 ATLASSERT((nWidth > 0) && (nHeight > 0)); | |
| 2219 | |
| 2220 // Create a generic DC for all BitBlts | |
| 2221 CDCT<false> dc = (hSrcDC != NULL) ? hSrcDC : ::CreateCompatibleDC(m_hDC); | |
| 2222 ATLASSERT(dc.m_hDC != NULL); | |
| 2223 if(dc.m_hDC == NULL) | |
| 2224 return FALSE; | |
| 2225 | |
| 2226 // Create a DC for the monochrome DIB section | |
| 2227 CDCT<true> dcBW = ::CreateCompatibleDC(m_hDC); | |
| 2228 ATLASSERT(dcBW.m_hDC != NULL); | |
| 2229 if(dcBW.m_hDC == NULL) | |
| 2230 { | |
| 2231 if(hSrcDC == NULL) | |
| 2232 dc.DeleteDC(); | |
| 2233 return FALSE; | |
| 2234 } | |
| 2235 | |
| 2236 // Create the monochrome DIB section with a black and white palette | |
| 2237 struct RGBBWBITMAPINFO | |
| 2238 { | |
| 2239 BITMAPINFOHEADER bmiHeader; | |
| 2240 RGBQUAD bmiColors[2]; | |
| 2241 }; | |
| 2242 | |
| 2243 RGBBWBITMAPINFO rgbBWBitmapInfo = | |
| 2244 { | |
| 2245 { sizeof(BITMAPINFOHEADER), nWidth, nHeight, 1, 1, BI_RGB, 0, 0, 0, 0, 0 }, | |
| 2246 { { 0x00, 0x00, 0x00, 0x00 }, { 0xFF, 0xFF, 0xFF, 0x00 } } | |
| 2247 }; | |
| 2248 | |
| 2249 VOID* pbitsBW; | |
| 2250 CBitmap bmpBW = ::CreateDIBSection(dcBW, (LPBITMAPINFO)&rgbBWBitmapInfo, DIB_RGB_COLORS, &pbitsBW, NULL, 0); | |
| 2251 ATLASSERT(bmpBW.m_hBitmap != NULL); | |
| 2252 if(bmpBW.m_hBitmap == NULL) | |
| 2253 { | |
| 2254 if(hSrcDC == NULL) | |
| 2255 dc.DeleteDC(); | |
| 2256 return FALSE; | |
| 2257 } | |
| 2258 | |
| 2259 // Attach the monochrome DIB section and the bitmap to the DCs | |
| 2260 HBITMAP hbmOldBW = dcBW.SelectBitmap(bmpBW); | |
| 2261 HBITMAP hbmOldDC = NULL; | |
| 2262 if(hBitmap != NULL) | |
| 2263 hbmOldDC = dc.SelectBitmap(hBitmap); | |
| 2264 | |
| 2265 // Block: Dark gray removal: we want (128, 128, 128) pixels to become black and not white | |
| 2266 { | |
| 2267 CDCT<true> dcTemp1 = ::CreateCompatibleDC(m_hDC); | |
| 2268 CDCT<true> dcTemp2 = ::CreateCompatibleDC(m_hDC); | |
| 2269 CBitmap bmpTemp1; | |
| 2270 bmpTemp1.CreateCompatibleBitmap(dc, nWidth, nHeight); | |
| 2271 CBitmap bmpTemp2; | |
| 2272 bmpTemp2.CreateBitmap(nWidth, nHeight, 1, 1, NULL); | |
| 2273 HBITMAP hOldBmp1 = dcTemp1.SelectBitmap(bmpTemp1); | |
| 2274 HBITMAP hOldBmp2 = dcTemp2.SelectBitmap(bmpTemp2); | |
| 2275 // Let's copy our image, it will be altered | |
| 2276 dcTemp1.BitBlt(0, 0, nWidth, nHeight, dc, xSrc, ySrc, SRCCOPY); | |
| 2277 | |
| 2278 // All dark gray pixels will become white, the others black | |
| 2279 dcTemp1.SetBkColor(RGB(128, 128, 128)); | |
| 2280 dcTemp2.BitBlt(0, 0, nWidth, nHeight, dcTemp1, 0, 0, SRCCOPY); | |
| 2281 // Do an XOR to set to black these white pixels | |
| 2282 dcTemp1.BitBlt(0, 0, nWidth, nHeight, dcTemp2, 0, 0, SRCINVERT); | |
| 2283 | |
| 2284 // BitBlt the bitmap into the monochrome DIB section | |
| 2285 // The DIB section will do a true monochrome conversion | |
| 2286 // The magenta background being closer to white will become white | |
| 2287 dcBW.BitBlt(0, 0, nWidth, nHeight, dcTemp1, 0, 0, SRCCOPY); | |
| 2288 | |
| 2289 // Cleanup | |
| 2290 dcTemp1.SelectBitmap(hOldBmp1); | |
| 2291 dcTemp2.SelectBitmap(hOldBmp2); | |
| 2292 } | |
| 2293 | |
| 2294 // Paint the destination rectangle using hBrushBackground | |
| 2295 if(hBrushBackground != NULL) | |
| 2296 { | |
| 2297 RECT rc = { x, y, x + nWidth, y + nHeight }; | |
| 2298 FillRect(&rc, hBrushBackground); | |
| 2299 } | |
| 2300 | |
| 2301 // BitBlt the black bits in the monochrome bitmap into hBrush3DEffect color in the destination DC | |
| 2302 // The magic ROP comes from the Charles Petzold's book | |
| 2303 HBRUSH hOldBrush = SelectBrush(hBrush3DEffect); | |
| 2304 BitBlt(x + 1, y + 1, nWidth, nHeight, dcBW, 0, 0, 0xB8074A); | |
| 2305 | |
| 2306 // BitBlt the black bits in the monochrome bitmap into hBrushDisabledImage color in the destination DC | |
| 2307 SelectBrush(hBrushDisabledImage); | |
| 2308 BitBlt(x, y, nWidth, nHeight, dcBW, 0, 0, 0xB8074A); | |
| 2309 | |
| 2310 SelectBrush(hOldBrush); | |
| 2311 dcBW.SelectBitmap(hbmOldBW); | |
| 2312 dc.SelectBitmap(hbmOldDC); | |
| 2313 | |
| 2314 if(hSrcDC == NULL) | |
| 2315 dc.DeleteDC(); | |
| 2316 | |
| 2317 return TRUE; | |
| 2318 } | |
| 2319 | |
| 2320 // Text Functions | |
| 2321 BOOL TextOut(int x, int y, LPCTSTR lpszString, int nCount = -1) | |
| 2322 { | |
| 2323 ATLASSERT(m_hDC != NULL); | |
| 2324 if(nCount == -1) | |
| 2325 nCount = lstrlen(lpszString); | |
| 2326 return ::TextOut(m_hDC, x, y, lpszString, nCount); | |
| 2327 } | |
| 2328 | |
| 2329 BOOL ExtTextOut(int x, int y, UINT nOptions, LPCRECT lpRect, LPCTSTR lpszString, int nCount = -1, LPINT lpDxWidths = NULL) | |
| 2330 { | |
| 2331 ATLASSERT(m_hDC != NULL); | |
| 2332 if(nCount == -1) | |
| 2333 nCount = lstrlen(lpszString); | |
| 2334 ATLASSERT((nCount >= 0) && (nCount <= 8192)); | |
| 2335 return ::ExtTextOut(m_hDC, x, y, nOptions, lpRect, lpszString, (UINT)nCount, lpDxWidths); | |
| 2336 } | |
| 2337 | |
| 2338 SIZE TabbedTextOut(int x, int y, LPCTSTR lpszString, int nCount = -1, int nTabPositions = 0, LPINT lpnTabStopPositions = NULL, int nTabOrigin = 0) | |
| 2339 { | |
| 2340 ATLASSERT(m_hDC != NULL); | |
| 2341 if(nCount == -1) | |
| 2342 nCount = lstrlen(lpszString); | |
| 2343 LONG lRes = ::TabbedTextOut(m_hDC, x, y, lpszString, nCount, nTabPositions, lpnTabStopPositions, nTabOrigin); | |
| 2344 SIZE size = { GET_X_LPARAM(lRes), GET_Y_LPARAM(lRes) }; | |
| 2345 return size; | |
| 2346 } | |
| 2347 | |
| 2348 int DrawText(LPCTSTR lpstrText, int cchText, LPRECT lpRect, UINT uFormat) | |
| 2349 { | |
| 2350 ATLASSERT(m_hDC != NULL); | |
| 2351 ATLASSERT((uFormat & DT_MODIFYSTRING) == 0); | |
| 2352 return ::DrawText(m_hDC, lpstrText, cchText, lpRect, uFormat); | |
| 2353 } | |
| 2354 | |
| 2355 int DrawText(LPTSTR lpstrText, int cchText, LPRECT lpRect, UINT uFormat) | |
| 2356 { | |
| 2357 ATLASSERT(m_hDC != NULL); | |
| 2358 return ::DrawText(m_hDC, lpstrText, cchText, lpRect, uFormat); | |
| 2359 } | |
| 2360 | |
| 2361 int DrawTextEx(LPTSTR lpstrText, int cchText, LPRECT lpRect, UINT uFormat, LPDRAWTEXTPARAMS lpDTParams = NULL) | |
| 2362 { | |
| 2363 ATLASSERT(m_hDC != NULL); | |
| 2364 return ::DrawTextEx(m_hDC, lpstrText, cchText, lpRect, uFormat, lpDTParams); | |
| 2365 } | |
| 2366 | |
| 2367 // Note - ::DrawShadowText() is present only if comctl32.dll version 6 is loaded | |
| 2368 int DrawShadowText(LPCWSTR lpstrText, int cchText, LPRECT lpRect, DWORD dwFlags, COLORREF clrText, COLORREF clrShadow, int xOffset, int yOffset) | |
| 2369 { | |
| 2370 ATLASSERT(m_hDC != NULL); | |
| 2371 ATLASSERT(lpRect != NULL); | |
| 2372 return ::DrawShadowText(m_hDC, lpstrText, cchText, lpRect, dwFlags, clrText, clrShadow, xOffset, yOffset); | |
| 2373 } | |
| 2374 | |
| 2375 BOOL GetTextExtent(LPCTSTR lpszString, int nCount, LPSIZE lpSize) const | |
| 2376 { | |
| 2377 ATLASSERT(m_hDC != NULL); | |
| 2378 if(nCount == -1) | |
| 2379 nCount = lstrlen(lpszString); | |
| 2380 return ::GetTextExtentPoint32(m_hDC, lpszString, nCount, lpSize); | |
| 2381 } | |
| 2382 | |
| 2383 BOOL GetTextExtentExPoint(LPCTSTR lpszString, int cchString, LPSIZE lpSize, int nMaxExtent, LPINT lpnFit = NULL, LPINT alpDx = NULL) | |
| 2384 { | |
| 2385 ATLASSERT(m_hDC != NULL); | |
| 2386 return ::GetTextExtentExPoint(m_hDC, lpszString, cchString, nMaxExtent, lpnFit, alpDx, lpSize); | |
| 2387 } | |
| 2388 | |
| 2389 DWORD GetTabbedTextExtent(LPCTSTR lpszString, int nCount = -1, int nTabPositions = 0, LPINT lpnTabStopPositions = NULL) const | |
| 2390 { | |
| 2391 ATLASSERT(m_hDC != NULL); | |
| 2392 if(nCount == -1) | |
| 2393 nCount = lstrlen(lpszString); | |
| 2394 return ::GetTabbedTextExtent(m_hDC, lpszString, nCount, nTabPositions, lpnTabStopPositions); | |
| 2395 } | |
| 2396 | |
| 2397 BOOL GrayString(HBRUSH hBrush, BOOL (CALLBACK* lpfnOutput)(HDC, LPARAM, int), LPARAM lpData, int nCount, int x, int y, int nWidth, int nHeight) | |
| 2398 { | |
| 2399 ATLASSERT(m_hDC != NULL); | |
| 2400 return ::GrayString(m_hDC, hBrush, (GRAYSTRINGPROC)lpfnOutput, lpData, nCount, x, y, nWidth, nHeight); | |
| 2401 } | |
| 2402 | |
| 2403 UINT GetTextAlign() const | |
| 2404 { | |
| 2405 ATLASSERT(m_hDC != NULL); | |
| 2406 return ::GetTextAlign(m_hDC); | |
| 2407 } | |
| 2408 | |
| 2409 UINT SetTextAlign(UINT nFlags) | |
| 2410 { | |
| 2411 ATLASSERT(m_hDC != NULL); | |
| 2412 return ::SetTextAlign(m_hDC, nFlags); | |
| 2413 } | |
| 2414 | |
| 2415 int GetTextFace(LPTSTR lpszFacename, int nCount) const | |
| 2416 { | |
| 2417 ATLASSERT(m_hDC != NULL); | |
| 2418 return ::GetTextFace(m_hDC, nCount, lpszFacename); | |
| 2419 } | |
| 2420 | |
| 2421 int GetTextFaceLen() const | |
| 2422 { | |
| 2423 ATLASSERT(m_hDC != NULL); | |
| 2424 return ::GetTextFace(m_hDC, 0, NULL); | |
| 2425 } | |
| 2426 | |
| 2427 #ifdef _OLEAUTO_H_ | |
| 2428 BOOL GetTextFace(BSTR& bstrFace) const | |
| 2429 { | |
| 2430 USES_CONVERSION; | |
| 2431 ATLASSERT(m_hDC != NULL); | |
| 2432 ATLASSERT(bstrFace == NULL); | |
| 2433 | |
| 2434 int nLen = GetTextFaceLen(); | |
| 2435 if(nLen == 0) | |
| 2436 return FALSE; | |
| 2437 | |
| 2438 ATL::CTempBuffer<TCHAR, _WTL_STACK_ALLOC_THRESHOLD> buff; | |
| 2439 LPTSTR lpszText = buff.Allocate(nLen); | |
| 2440 if(lpszText == NULL) | |
| 2441 return FALSE; | |
| 2442 | |
| 2443 if(!GetTextFace(lpszText, nLen)) | |
| 2444 return FALSE; | |
| 2445 | |
| 2446 bstrFace = ::SysAllocString(T2OLE(lpszText)); | |
| 2447 return (bstrFace != NULL) ? TRUE : FALSE; | |
| 2448 } | |
| 2449 #endif | |
| 2450 | |
| 2451 #ifdef __ATLSTR_H__ | |
| 2452 int GetTextFace(ATL::CString& strFace) const | |
| 2453 { | |
| 2454 ATLASSERT(m_hDC != NULL); | |
| 2455 | |
| 2456 int nLen = GetTextFaceLen(); | |
| 2457 if(nLen == 0) | |
| 2458 return 0; | |
| 2459 | |
| 2460 LPTSTR lpstr = strFace.GetBufferSetLength(nLen); | |
| 2461 if(lpstr == NULL) | |
| 2462 return 0; | |
| 2463 int nRet = GetTextFace(lpstr, nLen); | |
| 2464 strFace.ReleaseBuffer(); | |
| 2465 return nRet; | |
| 2466 } | |
| 2467 #endif // __ATLSTR_H__ | |
| 2468 | |
| 2469 BOOL GetTextMetrics(LPTEXTMETRIC lpMetrics) const | |
| 2470 { | |
| 2471 ATLASSERT(m_hDC != NULL); | |
| 2472 return ::GetTextMetrics(m_hDC, lpMetrics); | |
| 2473 } | |
| 2474 | |
| 2475 int SetTextJustification(int nBreakExtra, int nBreakCount) | |
| 2476 { | |
| 2477 ATLASSERT(m_hDC != NULL); | |
| 2478 return ::SetTextJustification(m_hDC, nBreakExtra, nBreakCount); | |
| 2479 } | |
| 2480 | |
| 2481 int GetTextCharacterExtra() const | |
| 2482 { | |
| 2483 ATLASSERT(m_hDC != NULL); | |
| 2484 return ::GetTextCharacterExtra(m_hDC); | |
| 2485 } | |
| 2486 | |
| 2487 int SetTextCharacterExtra(int nCharExtra) | |
| 2488 { | |
| 2489 ATLASSERT(m_hDC != NULL); | |
| 2490 return ::SetTextCharacterExtra(m_hDC, nCharExtra); | |
| 2491 } | |
| 2492 | |
| 2493 // Advanced Drawing | |
| 2494 BOOL DrawEdge(LPRECT lpRect, UINT nEdge, UINT nFlags) | |
| 2495 { | |
| 2496 ATLASSERT(m_hDC != NULL); | |
| 2497 return ::DrawEdge(m_hDC, lpRect, nEdge, nFlags); | |
| 2498 } | |
| 2499 | |
| 2500 BOOL DrawFrameControl(LPRECT lpRect, UINT nType, UINT nState) | |
| 2501 { | |
| 2502 ATLASSERT(m_hDC != NULL); | |
| 2503 return ::DrawFrameControl(m_hDC, lpRect, nType, nState); | |
| 2504 } | |
| 2505 | |
| 2506 // Scrolling Functions | |
| 2507 BOOL ScrollDC(int dx, int dy, LPCRECT lpRectScroll, LPCRECT lpRectClip, HRGN hRgnUpdate, LPRECT lpRectUpdate) | |
| 2508 { | |
| 2509 ATLASSERT(m_hDC != NULL); | |
| 2510 return ::ScrollDC(m_hDC, dx, dy, lpRectScroll, lpRectClip, hRgnUpdate, lpRectUpdate); | |
| 2511 } | |
| 2512 | |
| 2513 // Font Functions | |
| 2514 BOOL GetCharWidth(UINT nFirstChar, UINT nLastChar, LPINT lpBuffer) const | |
| 2515 { | |
| 2516 ATLASSERT(m_hDC != NULL); | |
| 2517 return ::GetCharWidth(m_hDC, nFirstChar, nLastChar, lpBuffer); | |
| 2518 } | |
| 2519 | |
| 2520 // GetCharWidth32 is not supported under Win9x | |
| 2521 BOOL GetCharWidth32(UINT nFirstChar, UINT nLastChar, LPINT lpBuffer) const | |
| 2522 { | |
| 2523 ATLASSERT(m_hDC != NULL); | |
| 2524 return ::GetCharWidth32(m_hDC, nFirstChar, nLastChar, lpBuffer); | |
| 2525 } | |
| 2526 | |
| 2527 DWORD SetMapperFlags(DWORD dwFlag) | |
| 2528 { | |
| 2529 ATLASSERT(m_hDC != NULL); | |
| 2530 return ::SetMapperFlags(m_hDC, dwFlag); | |
| 2531 } | |
| 2532 | |
| 2533 BOOL GetAspectRatioFilter(LPSIZE lpSize) const | |
| 2534 { | |
| 2535 ATLASSERT(m_hDC != NULL); | |
| 2536 return ::GetAspectRatioFilterEx(m_hDC, lpSize); | |
| 2537 } | |
| 2538 | |
| 2539 BOOL GetCharABCWidths(UINT nFirstChar, UINT nLastChar, LPABC lpabc) const | |
| 2540 { | |
| 2541 ATLASSERT(m_hDC != NULL); | |
| 2542 return ::GetCharABCWidths(m_hDC, nFirstChar, nLastChar, lpabc); | |
| 2543 } | |
| 2544 | |
| 2545 DWORD GetFontData(DWORD dwTable, DWORD dwOffset, LPVOID lpData, DWORD cbData) const | |
| 2546 { | |
| 2547 ATLASSERT(m_hDC != NULL); | |
| 2548 return ::GetFontData(m_hDC, dwTable, dwOffset, lpData, cbData); | |
| 2549 } | |
| 2550 | |
| 2551 int GetKerningPairs(int nPairs, LPKERNINGPAIR lpkrnpair) const | |
| 2552 { | |
| 2553 ATLASSERT(m_hDC != NULL); | |
| 2554 return ::GetKerningPairs(m_hDC, nPairs, lpkrnpair); | |
| 2555 } | |
| 2556 | |
| 2557 UINT GetOutlineTextMetrics(UINT cbData, LPOUTLINETEXTMETRIC lpotm) const | |
| 2558 { | |
| 2559 ATLASSERT(m_hDC != NULL); | |
| 2560 return ::GetOutlineTextMetrics(m_hDC, cbData, lpotm); | |
| 2561 } | |
| 2562 | |
| 2563 DWORD GetGlyphOutline(UINT nChar, UINT nFormat, LPGLYPHMETRICS lpgm, DWORD cbBuffer, LPVOID lpBuffer, const MAT2* lpmat2) const | |
| 2564 { | |
| 2565 ATLASSERT(m_hDC != NULL); | |
| 2566 return ::GetGlyphOutline(m_hDC, nChar, nFormat, lpgm, cbBuffer, lpBuffer, lpmat2); | |
| 2567 } | |
| 2568 | |
| 2569 BOOL GetCharABCWidths(UINT nFirstChar, UINT nLastChar, LPABCFLOAT lpABCF) const | |
| 2570 { | |
| 2571 ATLASSERT(m_hDC != NULL); | |
| 2572 return ::GetCharABCWidthsFloat(m_hDC, nFirstChar, nLastChar, lpABCF); | |
| 2573 } | |
| 2574 | |
| 2575 BOOL GetCharWidth(UINT nFirstChar, UINT nLastChar, float* lpFloatBuffer) const | |
| 2576 { | |
| 2577 ATLASSERT(m_hDC != NULL); | |
| 2578 return ::GetCharWidthFloat(m_hDC, nFirstChar, nLastChar, lpFloatBuffer); | |
| 2579 } | |
| 2580 | |
| 2581 // Printer/Device Escape Functions | |
| 2582 int Escape(int nEscape, int nCount, LPCSTR lpszInData, LPVOID lpOutData) | |
| 2583 { | |
| 2584 ATLASSERT(m_hDC != NULL); | |
| 2585 return ::Escape(m_hDC, nEscape, nCount, lpszInData, lpOutData); | |
| 2586 } | |
| 2587 | |
| 2588 int Escape(int nEscape, int nInputSize, LPCSTR lpszInputData, | |
| 2589 int nOutputSize, LPSTR lpszOutputData) | |
| 2590 { | |
| 2591 ATLASSERT(m_hDC != NULL); | |
| 2592 return ::ExtEscape(m_hDC, nEscape, nInputSize, lpszInputData, nOutputSize, lpszOutputData); | |
| 2593 } | |
| 2594 | |
| 2595 int DrawEscape(int nEscape, int nInputSize, LPCSTR lpszInputData) | |
| 2596 { | |
| 2597 ATLASSERT(m_hDC != NULL); | |
| 2598 return ::DrawEscape(m_hDC, nEscape, nInputSize, lpszInputData); | |
| 2599 } | |
| 2600 | |
| 2601 // Escape helpers | |
| 2602 int StartDoc(LPCTSTR lpszDocName) // old Win3.0 version | |
| 2603 { | |
| 2604 DOCINFO di = {}; | |
| 2605 di.cbSize = sizeof(DOCINFO); | |
| 2606 di.lpszDocName = lpszDocName; | |
| 2607 return StartDoc(&di); | |
| 2608 } | |
| 2609 | |
| 2610 int StartDoc(LPDOCINFO lpDocInfo) | |
| 2611 { | |
| 2612 ATLASSERT(m_hDC != NULL); | |
| 2613 return ::StartDoc(m_hDC, lpDocInfo); | |
| 2614 } | |
| 2615 | |
| 2616 int StartPage() | |
| 2617 { | |
| 2618 ATLASSERT(m_hDC != NULL); | |
| 2619 return ::StartPage(m_hDC); | |
| 2620 } | |
| 2621 | |
| 2622 int EndPage() | |
| 2623 { | |
| 2624 ATLASSERT(m_hDC != NULL); | |
| 2625 return ::EndPage(m_hDC); | |
| 2626 } | |
| 2627 | |
| 2628 int SetAbortProc(BOOL (CALLBACK* lpfn)(HDC, int)) | |
| 2629 { | |
| 2630 ATLASSERT(m_hDC != NULL); | |
| 2631 return ::SetAbortProc(m_hDC, (ABORTPROC)lpfn); | |
| 2632 } | |
| 2633 | |
| 2634 int AbortDoc() | |
| 2635 { | |
| 2636 ATLASSERT(m_hDC != NULL); | |
| 2637 return ::AbortDoc(m_hDC); | |
| 2638 } | |
| 2639 | |
| 2640 int EndDoc() | |
| 2641 { | |
| 2642 ATLASSERT(m_hDC != NULL); | |
| 2643 return ::EndDoc(m_hDC); | |
| 2644 } | |
| 2645 | |
| 2646 // MetaFile Functions | |
| 2647 BOOL PlayMetaFile(HMETAFILE hMF) | |
| 2648 { | |
| 2649 ATLASSERT(m_hDC != NULL); | |
| 2650 if(::GetDeviceCaps(m_hDC, TECHNOLOGY) == DT_METAFILE) | |
| 2651 { | |
| 2652 // playing metafile in metafile, just use core windows API | |
| 2653 return ::PlayMetaFile(m_hDC, hMF); | |
| 2654 } | |
| 2655 | |
| 2656 // for special playback, lParam == pDC | |
| 2657 return ::EnumMetaFile(m_hDC, hMF, EnumMetaFileProc, (LPARAM)this); | |
| 2658 } | |
| 2659 | |
| 2660 BOOL PlayMetaFile(HENHMETAFILE hEnhMetaFile, LPCRECT lpBounds) | |
| 2661 { | |
| 2662 ATLASSERT(m_hDC != NULL); | |
| 2663 return ::PlayEnhMetaFile(m_hDC, hEnhMetaFile, lpBounds); | |
| 2664 } | |
| 2665 | |
| 2666 BOOL AddMetaFileComment(UINT nDataSize, const BYTE* pCommentData) // can be used for enhanced metafiles only | |
| 2667 { | |
| 2668 ATLASSERT(m_hDC != NULL); | |
| 2669 return ::GdiComment(m_hDC, nDataSize, pCommentData); | |
| 2670 } | |
| 2671 | |
| 2672 // Special handling for metafile playback | |
| 2673 static int CALLBACK EnumMetaFileProc(HDC hDC, HANDLETABLE* pHandleTable, METARECORD* pMetaRec, int nHandles, LPARAM lParam) | |
| 2674 { | |
| 2675 CDCT<false>* pDC = (CDCT<false>*)lParam; | |
| 2676 | |
| 2677 switch (pMetaRec->rdFunction) | |
| 2678 { | |
| 2679 case META_SETMAPMODE: | |
| 2680 pDC->SetMapMode((int)(short)pMetaRec->rdParm[0]); | |
| 2681 break; | |
| 2682 case META_SETWINDOWEXT: | |
| 2683 pDC->SetWindowExt((int)(short)pMetaRec->rdParm[1], (int)(short)pMetaRec->rdParm[0]); | |
| 2684 break; | |
| 2685 case META_SETWINDOWORG: | |
| 2686 pDC->SetWindowOrg((int)(short)pMetaRec->rdParm[1], (int)(short)pMetaRec->rdParm[0]); | |
| 2687 break; | |
| 2688 case META_SETVIEWPORTEXT: | |
| 2689 pDC->SetViewportExt((int)(short)pMetaRec->rdParm[1], (int)(short)pMetaRec->rdParm[0]); | |
| 2690 break; | |
| 2691 case META_SETVIEWPORTORG: | |
| 2692 pDC->SetViewportOrg((int)(short)pMetaRec->rdParm[1], (int)(short)pMetaRec->rdParm[0]); | |
| 2693 break; | |
| 2694 case META_SCALEWINDOWEXT: | |
| 2695 pDC->ScaleWindowExt((int)(short)pMetaRec->rdParm[3], (int)(short)pMetaRec->rdParm[2], | |
| 2696 (int)(short)pMetaRec->rdParm[1], (int)(short)pMetaRec->rdParm[0]); | |
| 2697 break; | |
| 2698 case META_SCALEVIEWPORTEXT: | |
| 2699 pDC->ScaleViewportExt((int)(short)pMetaRec->rdParm[3], (int)(short)pMetaRec->rdParm[2], | |
| 2700 (int)(short)pMetaRec->rdParm[1], (int)(short)pMetaRec->rdParm[0]); | |
| 2701 break; | |
| 2702 case META_OFFSETVIEWPORTORG: | |
| 2703 pDC->OffsetViewportOrg((int)(short)pMetaRec->rdParm[1], (int)(short)pMetaRec->rdParm[0]); | |
| 2704 break; | |
| 2705 case META_SAVEDC: | |
| 2706 pDC->SaveDC(); | |
| 2707 break; | |
| 2708 case META_RESTOREDC: | |
| 2709 pDC->RestoreDC((int)(short)pMetaRec->rdParm[0]); | |
| 2710 break; | |
| 2711 case META_SETBKCOLOR: | |
| 2712 pDC->SetBkColor(*(UNALIGNED COLORREF*)&pMetaRec->rdParm[0]); | |
| 2713 break; | |
| 2714 case META_SETTEXTCOLOR: | |
| 2715 pDC->SetTextColor(*(UNALIGNED COLORREF*)&pMetaRec->rdParm[0]); | |
| 2716 break; | |
| 2717 | |
| 2718 // need to watch out for SelectObject(HFONT), for custom font mapping | |
| 2719 case META_SELECTOBJECT: | |
| 2720 { | |
| 2721 HGDIOBJ hObject = pHandleTable->objectHandle[pMetaRec->rdParm[0]]; | |
| 2722 UINT nObjType = ::GetObjectType(hObject); | |
| 2723 if(nObjType == 0) | |
| 2724 { | |
| 2725 // object type is unknown, determine if it is a font | |
| 2726 HFONT hStockFont = (HFONT)::GetStockObject(SYSTEM_FONT); | |
| 2727 HFONT hFontOld = (HFONT)::SelectObject(pDC->m_hDC, hStockFont); | |
| 2728 HGDIOBJ hObjOld = ::SelectObject(pDC->m_hDC, hObject); | |
| 2729 if(hObjOld == hStockFont) | |
| 2730 { | |
| 2731 // got the stock object back, so must be selecting a font | |
| 2732 pDC->SelectFont((HFONT)hObject); | |
| 2733 break; // don't play the default record | |
| 2734 } | |
| 2735 else | |
| 2736 { | |
| 2737 // didn't get the stock object back, so restore everything | |
| 2738 ::SelectObject(pDC->m_hDC, hFontOld); | |
| 2739 ::SelectObject(pDC->m_hDC, hObjOld); | |
| 2740 } | |
| 2741 // and fall through to PlayMetaFileRecord... | |
| 2742 } | |
| 2743 else if(nObjType == OBJ_FONT) | |
| 2744 { | |
| 2745 // play back as CDCHandle::SelectFont(HFONT) | |
| 2746 pDC->SelectFont((HFONT)hObject); | |
| 2747 break; // don't play the default record | |
| 2748 } | |
| 2749 } | |
| 2750 // fall through... | |
| 2751 | |
| 2752 default: | |
| 2753 ::PlayMetaFileRecord(hDC, pHandleTable, pMetaRec, nHandles); | |
| 2754 break; | |
| 2755 } | |
| 2756 | |
| 2757 return 1; | |
| 2758 } | |
| 2759 | |
| 2760 // Path Functions | |
| 2761 BOOL AbortPath() | |
| 2762 { | |
| 2763 ATLASSERT(m_hDC != NULL); | |
| 2764 return ::AbortPath(m_hDC); | |
| 2765 } | |
| 2766 | |
| 2767 BOOL BeginPath() | |
| 2768 { | |
| 2769 ATLASSERT(m_hDC != NULL); | |
| 2770 return ::BeginPath(m_hDC); | |
| 2771 } | |
| 2772 | |
| 2773 BOOL CloseFigure() | |
| 2774 { | |
| 2775 ATLASSERT(m_hDC != NULL); | |
| 2776 return ::CloseFigure(m_hDC); | |
| 2777 } | |
| 2778 | |
| 2779 BOOL EndPath() | |
| 2780 { | |
| 2781 ATLASSERT(m_hDC != NULL); | |
| 2782 return ::EndPath(m_hDC); | |
| 2783 } | |
| 2784 | |
| 2785 BOOL FillPath() | |
| 2786 { | |
| 2787 ATLASSERT(m_hDC != NULL); | |
| 2788 return ::FillPath(m_hDC); | |
| 2789 } | |
| 2790 | |
| 2791 BOOL FlattenPath() | |
| 2792 { | |
| 2793 ATLASSERT(m_hDC != NULL); | |
| 2794 return ::FlattenPath(m_hDC); | |
| 2795 } | |
| 2796 | |
| 2797 BOOL StrokeAndFillPath() | |
| 2798 { | |
| 2799 ATLASSERT(m_hDC != NULL); | |
| 2800 return ::StrokeAndFillPath(m_hDC); | |
| 2801 } | |
| 2802 | |
| 2803 BOOL StrokePath() | |
| 2804 { | |
| 2805 ATLASSERT(m_hDC != NULL); | |
| 2806 return ::StrokePath(m_hDC); | |
| 2807 } | |
| 2808 | |
| 2809 BOOL WidenPath() | |
| 2810 { | |
| 2811 ATLASSERT(m_hDC != NULL); | |
| 2812 return ::WidenPath(m_hDC); | |
| 2813 } | |
| 2814 | |
| 2815 BOOL GetMiterLimit(PFLOAT pfMiterLimit) const | |
| 2816 { | |
| 2817 ATLASSERT(m_hDC != NULL); | |
| 2818 return ::GetMiterLimit(m_hDC, pfMiterLimit); | |
| 2819 } | |
| 2820 | |
| 2821 BOOL SetMiterLimit(float fMiterLimit) | |
| 2822 { | |
| 2823 ATLASSERT(m_hDC != NULL); | |
| 2824 return ::SetMiterLimit(m_hDC, fMiterLimit, NULL); | |
| 2825 } | |
| 2826 | |
| 2827 int GetPath(LPPOINT lpPoints, LPBYTE lpTypes, int nCount) const | |
| 2828 { | |
| 2829 ATLASSERT(m_hDC != NULL); | |
| 2830 return ::GetPath(m_hDC, lpPoints, lpTypes, nCount); | |
| 2831 } | |
| 2832 | |
| 2833 BOOL SelectClipPath(int nMode) | |
| 2834 { | |
| 2835 ATLASSERT(m_hDC != NULL); | |
| 2836 return ::SelectClipPath(m_hDC, nMode); | |
| 2837 } | |
| 2838 | |
| 2839 // Misc Helper Functions | |
| 2840 static CBrushHandle PASCAL GetHalftoneBrush() | |
| 2841 { | |
| 2842 HBRUSH halftoneBrush = NULL; | |
| 2843 WORD grayPattern[8] = {}; | |
| 2844 for(int i = 0; i < 8; i++) | |
| 2845 grayPattern[i] = (WORD)(0x5555 << (i & 1)); | |
| 2846 HBITMAP grayBitmap = CreateBitmap(8, 8, 1, 1, &grayPattern); | |
| 2847 if(grayBitmap != NULL) | |
| 2848 { | |
| 2849 halftoneBrush = ::CreatePatternBrush(grayBitmap); | |
| 2850 DeleteObject(grayBitmap); | |
| 2851 } | |
| 2852 return CBrushHandle(halftoneBrush); | |
| 2853 } | |
| 2854 | |
| 2855 void DrawDragRect(LPCRECT lpRect, SIZE size, LPCRECT lpRectLast, SIZE sizeLast, HBRUSH hBrush = NULL, HBRUSH hBrushLast = NULL) | |
| 2856 { | |
| 2857 // first, determine the update region and select it | |
| 2858 CRgn rgnOutside; | |
| 2859 rgnOutside.CreateRectRgnIndirect(lpRect); | |
| 2860 RECT rect = *lpRect; | |
| 2861 ::InflateRect(&rect, -size.cx, -size.cy); | |
| 2862 ::IntersectRect(&rect, &rect, lpRect); | |
| 2863 CRgn rgnInside; | |
| 2864 rgnInside.CreateRectRgnIndirect(&rect); | |
| 2865 CRgn rgnNew; | |
| 2866 rgnNew.CreateRectRgn(0, 0, 0, 0); | |
| 2867 rgnNew.CombineRgn(rgnOutside, rgnInside, RGN_XOR); | |
| 2868 | |
| 2869 HBRUSH hBrushOld = NULL; | |
| 2870 CBrush brushHalftone; | |
| 2871 if(hBrush == NULL) | |
| 2872 brushHalftone = hBrush = CDCHandle::GetHalftoneBrush(); | |
| 2873 if(hBrushLast == NULL) | |
| 2874 hBrushLast = hBrush; | |
| 2875 | |
| 2876 CRgn rgnLast; | |
| 2877 CRgn rgnUpdate; | |
| 2878 if(lpRectLast != NULL) | |
| 2879 { | |
| 2880 // find difference between new region and old region | |
| 2881 rgnLast.CreateRectRgn(0, 0, 0, 0); | |
| 2882 rgnOutside.SetRectRgn(lpRectLast->left, lpRectLast->top, lpRectLast->right, lpRectLast->bottom); | |
| 2883 rect = *lpRectLast; | |
| 2884 ::InflateRect(&rect, -sizeLast.cx, -sizeLast.cy); | |
| 2885 ::IntersectRect(&rect, &rect, lpRectLast); | |
| 2886 rgnInside.SetRectRgn(rect.left, rect.top, rect.right, rect.bottom); | |
| 2887 rgnLast.CombineRgn(rgnOutside, rgnInside, RGN_XOR); | |
| 2888 | |
| 2889 // only diff them if brushes are the same | |
| 2890 if(hBrush == hBrushLast) | |
| 2891 { | |
| 2892 rgnUpdate.CreateRectRgn(0, 0, 0, 0); | |
| 2893 rgnUpdate.CombineRgn(rgnLast, rgnNew, RGN_XOR); | |
| 2894 } | |
| 2895 } | |
| 2896 if((hBrush != hBrushLast) && (lpRectLast != NULL)) | |
| 2897 { | |
| 2898 // brushes are different -- erase old region first | |
| 2899 SelectClipRgn(rgnLast); | |
| 2900 GetClipBox(&rect); | |
| 2901 hBrushOld = SelectBrush(hBrushLast); | |
| 2902 PatBlt(rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, PATINVERT); | |
| 2903 SelectBrush(hBrushOld); | |
| 2904 hBrushOld = NULL; | |
| 2905 } | |
| 2906 | |
| 2907 // draw into the update/new region | |
| 2908 SelectClipRgn(rgnUpdate.IsNull() ? rgnNew : rgnUpdate); | |
| 2909 GetClipBox(&rect); | |
| 2910 hBrushOld = SelectBrush(hBrush); | |
| 2911 PatBlt(rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, PATINVERT); | |
| 2912 | |
| 2913 // cleanup DC | |
| 2914 if(hBrushOld != NULL) | |
| 2915 SelectBrush(hBrushOld); | |
| 2916 SelectClipRgn(NULL); | |
| 2917 } | |
| 2918 | |
| 2919 void FillSolidRect(LPCRECT lpRect, COLORREF clr) | |
| 2920 { | |
| 2921 ATLASSERT(m_hDC != NULL); | |
| 2922 | |
| 2923 COLORREF clrOld = ::SetBkColor(m_hDC, clr); | |
| 2924 ATLASSERT(clrOld != CLR_INVALID); | |
| 2925 if(clrOld != CLR_INVALID) | |
| 2926 { | |
| 2927 ::ExtTextOut(m_hDC, 0, 0, ETO_OPAQUE, lpRect, NULL, 0, NULL); | |
| 2928 ::SetBkColor(m_hDC, clrOld); | |
| 2929 } | |
| 2930 } | |
| 2931 | |
| 2932 void FillSolidRect(int x, int y, int cx, int cy, COLORREF clr) | |
| 2933 { | |
| 2934 ATLASSERT(m_hDC != NULL); | |
| 2935 | |
| 2936 RECT rect = { x, y, x + cx, y + cy }; | |
| 2937 FillSolidRect(&rect, clr); | |
| 2938 } | |
| 2939 | |
| 2940 void Draw3dRect(LPCRECT lpRect, COLORREF clrTopLeft, COLORREF clrBottomRight) | |
| 2941 { | |
| 2942 Draw3dRect(lpRect->left, lpRect->top, lpRect->right - lpRect->left, | |
| 2943 lpRect->bottom - lpRect->top, clrTopLeft, clrBottomRight); | |
| 2944 } | |
| 2945 | |
| 2946 void Draw3dRect(int x, int y, int cx, int cy, COLORREF clrTopLeft, COLORREF clrBottomRight) | |
| 2947 { | |
| 2948 FillSolidRect(x, y, cx - 1, 1, clrTopLeft); | |
| 2949 FillSolidRect(x, y, 1, cy - 1, clrTopLeft); | |
| 2950 FillSolidRect(x + cx, y, -1, cy, clrBottomRight); | |
| 2951 FillSolidRect(x, y + cy, cx, -1, clrBottomRight); | |
| 2952 } | |
| 2953 | |
| 2954 // DIB support | |
| 2955 int SetDIBitsToDevice(int x, int y, DWORD dwWidth, DWORD dwHeight, int xSrc, int ySrc, UINT uStartScan, UINT cScanLines, CONST VOID* lpvBits, CONST BITMAPINFO* lpbmi, UINT uColorUse) | |
| 2956 { | |
| 2957 ATLASSERT(m_hDC != NULL); | |
| 2958 return ::SetDIBitsToDevice(m_hDC, x, y, dwWidth, dwHeight, xSrc, ySrc, uStartScan, cScanLines, lpvBits, lpbmi, uColorUse); | |
| 2959 } | |
| 2960 | |
| 2961 int StretchDIBits(int x, int y, int nWidth, int nHeight, int xSrc, int ySrc, int nSrcWidth, int nSrcHeight, CONST VOID* lpvBits, CONST BITMAPINFO* lpbmi, UINT uColorUse, DWORD dwRop) | |
| 2962 { | |
| 2963 ATLASSERT(m_hDC != NULL); | |
| 2964 return ::StretchDIBits(m_hDC, x, y, nWidth, nHeight, xSrc, ySrc, nSrcWidth, nSrcHeight, lpvBits, lpbmi, uColorUse, dwRop); | |
| 2965 } | |
| 2966 | |
| 2967 UINT GetDIBColorTable(UINT uStartIndex, UINT cEntries, RGBQUAD* pColors) const | |
| 2968 { | |
| 2969 ATLASSERT(m_hDC != NULL); | |
| 2970 return ::GetDIBColorTable(m_hDC, uStartIndex, cEntries, pColors); | |
| 2971 } | |
| 2972 | |
| 2973 UINT SetDIBColorTable(UINT uStartIndex, UINT cEntries, CONST RGBQUAD* pColors) | |
| 2974 { | |
| 2975 ATLASSERT(m_hDC != NULL); | |
| 2976 return ::SetDIBColorTable(m_hDC, uStartIndex, cEntries, pColors); | |
| 2977 } | |
| 2978 | |
| 2979 // OpenGL support | |
| 2980 #if !defined(_ATL_NO_OPENGL) | |
| 2981 int ChoosePixelFormat(CONST PIXELFORMATDESCRIPTOR* ppfd) | |
| 2982 { | |
| 2983 ATLASSERT(m_hDC != NULL); | |
| 2984 return ::ChoosePixelFormat(m_hDC, ppfd); | |
| 2985 } | |
| 2986 | |
| 2987 int DescribePixelFormat(int iPixelFormat, UINT nBytes, LPPIXELFORMATDESCRIPTOR ppfd) | |
| 2988 { | |
| 2989 ATLASSERT(m_hDC != NULL); | |
| 2990 return ::DescribePixelFormat(m_hDC, iPixelFormat, nBytes, ppfd); | |
| 2991 } | |
| 2992 | |
| 2993 int GetPixelFormat() const | |
| 2994 { | |
| 2995 ATLASSERT(m_hDC != NULL); | |
| 2996 return ::GetPixelFormat(m_hDC); | |
| 2997 } | |
| 2998 | |
| 2999 BOOL SetPixelFormat(int iPixelFormat, CONST PIXELFORMATDESCRIPTOR* ppfd) | |
| 3000 { | |
| 3001 ATLASSERT(m_hDC != NULL); | |
| 3002 return ::SetPixelFormat(m_hDC, iPixelFormat, ppfd); | |
| 3003 } | |
| 3004 | |
| 3005 BOOL SwapBuffers() | |
| 3006 { | |
| 3007 ATLASSERT(m_hDC != NULL); | |
| 3008 return ::SwapBuffers(m_hDC); | |
| 3009 } | |
| 3010 | |
| 3011 HGLRC wglCreateContext() | |
| 3012 { | |
| 3013 ATLASSERT(m_hDC != NULL); | |
| 3014 return ::wglCreateContext(m_hDC); | |
| 3015 } | |
| 3016 | |
| 3017 HGLRC wglCreateLayerContext(int iLayerPlane) | |
| 3018 { | |
| 3019 ATLASSERT(m_hDC != NULL); | |
| 3020 return ::wglCreateLayerContext(m_hDC, iLayerPlane); | |
| 3021 } | |
| 3022 | |
| 3023 BOOL wglMakeCurrent(HGLRC hglrc) | |
| 3024 { | |
| 3025 ATLASSERT(m_hDC != NULL); | |
| 3026 return ::wglMakeCurrent(m_hDC, hglrc); | |
| 3027 } | |
| 3028 | |
| 3029 BOOL wglUseFontBitmaps(DWORD dwFirst, DWORD dwCount, DWORD listBase) | |
| 3030 { | |
| 3031 ATLASSERT(m_hDC != NULL); | |
| 3032 return ::wglUseFontBitmaps(m_hDC, dwFirst, dwCount, listBase); | |
| 3033 } | |
| 3034 | |
| 3035 BOOL wglUseFontOutlines(DWORD dwFirst, DWORD dwCount, DWORD listBase, FLOAT deviation, FLOAT extrusion, int format, LPGLYPHMETRICSFLOAT lpgmf) | |
| 3036 { | |
| 3037 ATLASSERT(m_hDC != NULL); | |
| 3038 return ::wglUseFontOutlines(m_hDC, dwFirst, dwCount, listBase, deviation, extrusion, format, lpgmf); | |
| 3039 } | |
| 3040 | |
| 3041 BOOL wglDescribeLayerPlane(int iPixelFormat, int iLayerPlane, UINT nBytes, LPLAYERPLANEDESCRIPTOR plpd) | |
| 3042 { | |
| 3043 ATLASSERT(m_hDC != NULL); | |
| 3044 return ::wglDescribeLayerPlane(m_hDC, iPixelFormat, iLayerPlane, nBytes, plpd); | |
| 3045 } | |
| 3046 | |
| 3047 int wglSetLayerPaletteEntries(int iLayerPlane, int iStart, int cEntries, CONST COLORREF* pclr) | |
| 3048 { | |
| 3049 ATLASSERT(m_hDC != NULL); | |
| 3050 return ::wglSetLayerPaletteEntries(m_hDC, iLayerPlane, iStart, cEntries, pclr); | |
| 3051 } | |
| 3052 | |
| 3053 int wglGetLayerPaletteEntries(int iLayerPlane, int iStart, int cEntries, COLORREF* pclr) | |
| 3054 { | |
| 3055 ATLASSERT(m_hDC != NULL); | |
| 3056 return ::wglGetLayerPaletteEntries(m_hDC, iLayerPlane, iStart, cEntries, pclr); | |
| 3057 } | |
| 3058 | |
| 3059 BOOL wglRealizeLayerPalette(int iLayerPlane, BOOL bRealize) | |
| 3060 { | |
| 3061 ATLASSERT(m_hDC != NULL); | |
| 3062 return ::wglRealizeLayerPalette(m_hDC, iLayerPlane, bRealize); | |
| 3063 } | |
| 3064 | |
| 3065 BOOL wglSwapLayerBuffers(UINT uPlanes) | |
| 3066 { | |
| 3067 ATLASSERT(m_hDC != NULL); | |
| 3068 return ::wglSwapLayerBuffers(m_hDC, uPlanes); | |
| 3069 } | |
| 3070 #endif // !defined(_ATL_NO_OPENGL) | |
| 3071 | |
| 3072 COLORREF GetDCPenColor() const | |
| 3073 { | |
| 3074 ATLASSERT(m_hDC != NULL); | |
| 3075 return ::GetDCPenColor(m_hDC); | |
| 3076 } | |
| 3077 | |
| 3078 COLORREF SetDCPenColor(COLORREF clr) | |
| 3079 { | |
| 3080 ATLASSERT(m_hDC != NULL); | |
| 3081 return ::SetDCPenColor(m_hDC, clr); | |
| 3082 } | |
| 3083 | |
| 3084 COLORREF GetDCBrushColor() const | |
| 3085 { | |
| 3086 ATLASSERT(m_hDC != NULL); | |
| 3087 return ::GetDCBrushColor(m_hDC); | |
| 3088 } | |
| 3089 | |
| 3090 COLORREF SetDCBrushColor(COLORREF clr) | |
| 3091 { | |
| 3092 ATLASSERT(m_hDC != NULL); | |
| 3093 return ::SetDCBrushColor(m_hDC, clr); | |
| 3094 } | |
| 3095 | |
| 3096 DWORD GetFontUnicodeRanges(LPGLYPHSET lpgs) const | |
| 3097 { | |
| 3098 ATLASSERT(m_hDC != NULL); | |
| 3099 return ::GetFontUnicodeRanges(m_hDC, lpgs); | |
| 3100 } | |
| 3101 | |
| 3102 DWORD GetGlyphIndices(LPCTSTR lpstr, int cch, LPWORD pgi, DWORD dwFlags) const | |
| 3103 { | |
| 3104 ATLASSERT(m_hDC != NULL); | |
| 3105 return ::GetGlyphIndices(m_hDC, lpstr, cch, pgi, dwFlags); | |
| 3106 } | |
| 3107 | |
| 3108 BOOL GetTextExtentPointI(LPWORD pgiIn, int cgi, LPSIZE lpSize) const | |
| 3109 { | |
| 3110 ATLASSERT(m_hDC != NULL); | |
| 3111 return ::GetTextExtentPointI(m_hDC, pgiIn, cgi, lpSize); | |
| 3112 } | |
| 3113 | |
| 3114 BOOL GetTextExtentExPointI(LPWORD pgiIn, int cgi, int nMaxExtent, LPINT lpnFit, LPINT alpDx, LPSIZE lpSize) const | |
| 3115 { | |
| 3116 ATLASSERT(m_hDC != NULL); | |
| 3117 return ::GetTextExtentExPointI(m_hDC, pgiIn, cgi, nMaxExtent, lpnFit, alpDx, lpSize); | |
| 3118 } | |
| 3119 | |
| 3120 BOOL GetCharWidthI(UINT giFirst, UINT cgi, LPWORD pgi, LPINT lpBuffer) const | |
| 3121 { | |
| 3122 ATLASSERT(m_hDC != NULL); | |
| 3123 return ::GetCharWidthI(m_hDC, giFirst, cgi, pgi, lpBuffer); | |
| 3124 } | |
| 3125 | |
| 3126 BOOL GetCharABCWidthsI(UINT giFirst, UINT cgi, LPWORD pgi, LPABC lpabc) const | |
| 3127 { | |
| 3128 ATLASSERT(m_hDC != NULL); | |
| 3129 return ::GetCharABCWidthsI(m_hDC, giFirst, cgi, pgi, lpabc); | |
| 3130 } | |
| 3131 | |
| 3132 BOOL ColorCorrectPalette(HPALETTE hPalette, DWORD dwFirstEntry, DWORD dwNumOfEntries) | |
| 3133 { | |
| 3134 ATLASSERT(m_hDC != NULL); | |
| 3135 return ::ColorCorrectPalette(m_hDC, hPalette, dwFirstEntry, dwNumOfEntries); | |
| 3136 } | |
| 3137 }; | |
| 3138 | |
| 3139 | |
| 3140 /////////////////////////////////////////////////////////////////////////////// | |
| 3141 // CDC Helpers | |
| 3142 | |
| 3143 class CPaintDC : public CDC | |
| 3144 { | |
| 3145 public: | |
| 3146 // Data members | |
| 3147 HWND m_hWnd; | |
| 3148 PAINTSTRUCT m_ps; | |
| 3149 | |
| 3150 // Constructor/destructor | |
| 3151 CPaintDC(HWND hWnd) | |
| 3152 { | |
| 3153 ATLASSERT(::IsWindow(hWnd)); | |
| 3154 m_hWnd = hWnd; | |
| 3155 m_hDC = ::BeginPaint(hWnd, &m_ps); | |
| 3156 } | |
| 3157 | |
| 3158 ~CPaintDC() | |
| 3159 { | |
| 3160 ATLASSERT(m_hDC != NULL); | |
| 3161 ATLASSERT(::IsWindow(m_hWnd)); | |
| 3162 ::EndPaint(m_hWnd, &m_ps); | |
| 3163 Detach(); | |
| 3164 } | |
| 3165 }; | |
| 3166 | |
| 3167 class CClientDC : public CDC | |
| 3168 { | |
| 3169 public: | |
| 3170 // Data members | |
| 3171 HWND m_hWnd; | |
| 3172 | |
| 3173 // Constructor/destructor | |
| 3174 CClientDC(HWND hWnd) | |
| 3175 { | |
| 3176 ATLASSERT((hWnd == NULL) || ::IsWindow(hWnd)); | |
| 3177 m_hWnd = hWnd; | |
| 3178 m_hDC = ::GetDC(hWnd); | |
| 3179 } | |
| 3180 | |
| 3181 ~CClientDC() | |
| 3182 { | |
| 3183 ATLASSERT(m_hDC != NULL); | |
| 3184 ::ReleaseDC(m_hWnd, Detach()); | |
| 3185 } | |
| 3186 }; | |
| 3187 | |
| 3188 class CWindowDC : public CDC | |
| 3189 { | |
| 3190 public: | |
| 3191 // Data members | |
| 3192 HWND m_hWnd; | |
| 3193 | |
| 3194 // Constructor/destructor | |
| 3195 CWindowDC(HWND hWnd) | |
| 3196 { | |
| 3197 ATLASSERT((hWnd == NULL) || ::IsWindow(hWnd)); | |
| 3198 m_hWnd = hWnd; | |
| 3199 m_hDC = ::GetWindowDC(hWnd); | |
| 3200 } | |
| 3201 | |
| 3202 ~CWindowDC() | |
| 3203 { | |
| 3204 ATLASSERT(m_hDC != NULL); | |
| 3205 ::ReleaseDC(m_hWnd, Detach()); | |
| 3206 } | |
| 3207 }; | |
| 3208 | |
| 3209 class CMemoryDC : public CDC | |
| 3210 { | |
| 3211 public: | |
| 3212 // Data members | |
| 3213 HDC m_hDCOriginal; | |
| 3214 RECT m_rcPaint; | |
| 3215 CBitmap m_bmp; | |
| 3216 HBITMAP m_hBmpOld; | |
| 3217 | |
| 3218 // Constructor/destructor | |
| 3219 CMemoryDC(HDC hDC, const RECT& rcPaint) : m_hDCOriginal(hDC), m_hBmpOld(NULL) | |
| 3220 { | |
| 3221 m_rcPaint = rcPaint; | |
| 3222 CreateCompatibleDC(m_hDCOriginal); | |
| 3223 ATLASSERT(m_hDC != NULL); | |
| 3224 m_bmp.CreateCompatibleBitmap(m_hDCOriginal, m_rcPaint.right - m_rcPaint.left, m_rcPaint.bottom - m_rcPaint.top); | |
| 3225 ATLASSERT(m_bmp.m_hBitmap != NULL); | |
| 3226 m_hBmpOld = SelectBitmap(m_bmp); | |
| 3227 SetViewportOrg(-m_rcPaint.left, -m_rcPaint.top); | |
| 3228 } | |
| 3229 | |
| 3230 ~CMemoryDC() | |
| 3231 { | |
| 3232 ::BitBlt(m_hDCOriginal, m_rcPaint.left, m_rcPaint.top, m_rcPaint.right - m_rcPaint.left, m_rcPaint.bottom - m_rcPaint.top, m_hDC, m_rcPaint.left, m_rcPaint.top, SRCCOPY); | |
| 3233 SelectBitmap(m_hBmpOld); | |
| 3234 } | |
| 3235 }; | |
| 3236 | |
| 3237 | |
| 3238 /////////////////////////////////////////////////////////////////////////////// | |
| 3239 // Enhanced metafile support | |
| 3240 | |
| 3241 class CEnhMetaFileInfo | |
| 3242 { | |
| 3243 public: | |
| 3244 // Data members | |
| 3245 HENHMETAFILE m_hEMF; | |
| 3246 BYTE* m_pBits; | |
| 3247 TCHAR* m_pDesc; | |
| 3248 ENHMETAHEADER m_header; | |
| 3249 PIXELFORMATDESCRIPTOR m_pfd; | |
| 3250 | |
| 3251 // Constructor/destructor | |
| 3252 CEnhMetaFileInfo(HENHMETAFILE hEMF) : m_hEMF(hEMF), m_pBits(NULL), m_pDesc(NULL) | |
| 3253 { } | |
| 3254 | |
| 3255 ~CEnhMetaFileInfo() | |
| 3256 { | |
| 3257 delete [] m_pBits; | |
| 3258 delete [] m_pDesc; | |
| 3259 } | |
| 3260 | |
| 3261 // Operations | |
| 3262 BYTE* GetEnhMetaFileBits() | |
| 3263 { | |
| 3264 ATLASSERT(m_hEMF != NULL); | |
| 3265 UINT nBytes = ::GetEnhMetaFileBits(m_hEMF, 0, NULL); | |
| 3266 delete [] m_pBits; | |
| 3267 m_pBits = NULL; | |
| 3268 ATLTRY(m_pBits = new BYTE[nBytes]); | |
| 3269 if (m_pBits != NULL) | |
| 3270 ::GetEnhMetaFileBits(m_hEMF, nBytes, m_pBits); | |
| 3271 return m_pBits; | |
| 3272 } | |
| 3273 | |
| 3274 LPTSTR GetEnhMetaFileDescription() | |
| 3275 { | |
| 3276 ATLASSERT(m_hEMF != NULL); | |
| 3277 UINT nLen = ::GetEnhMetaFileDescription(m_hEMF, 0, NULL); | |
| 3278 delete [] m_pDesc; | |
| 3279 m_pDesc = NULL; | |
| 3280 ATLTRY(m_pDesc = new TCHAR[nLen]); | |
| 3281 if (m_pDesc != NULL) | |
| 3282 nLen = ::GetEnhMetaFileDescription(m_hEMF, nLen, m_pDesc); | |
| 3283 return m_pDesc; | |
| 3284 } | |
| 3285 | |
| 3286 ENHMETAHEADER* GetEnhMetaFileHeader() | |
| 3287 { | |
| 3288 ATLASSERT(m_hEMF != NULL); | |
| 3289 memset(&m_header, 0, sizeof(m_header)); | |
| 3290 m_header.iType = EMR_HEADER; | |
| 3291 m_header.nSize = sizeof(ENHMETAHEADER); | |
| 3292 UINT n = ::GetEnhMetaFileHeader(m_hEMF, sizeof(ENHMETAHEADER), &m_header); | |
| 3293 return (n != 0) ? &m_header : NULL; | |
| 3294 } | |
| 3295 | |
| 3296 PIXELFORMATDESCRIPTOR* GetEnhMetaFilePixelFormat() | |
| 3297 { | |
| 3298 ATLASSERT(m_hEMF != NULL); | |
| 3299 memset(&m_pfd, 0, sizeof(m_pfd)); | |
| 3300 UINT n = ::GetEnhMetaFilePixelFormat(m_hEMF, sizeof(m_pfd), &m_pfd); | |
| 3301 return (n != 0) ? &m_pfd : NULL; | |
| 3302 } | |
| 3303 }; | |
| 3304 | |
| 3305 | |
| 3306 template <bool t_bManaged> | |
| 3307 class CEnhMetaFileT | |
| 3308 { | |
| 3309 public: | |
| 3310 // Data members | |
| 3311 HENHMETAFILE m_hEMF; | |
| 3312 | |
| 3313 // Constructor/destructor | |
| 3314 CEnhMetaFileT(HENHMETAFILE hEMF = NULL) : m_hEMF(hEMF) | |
| 3315 { | |
| 3316 } | |
| 3317 | |
| 3318 ~CEnhMetaFileT() | |
| 3319 { | |
| 3320 if(t_bManaged && (m_hEMF != NULL)) | |
| 3321 DeleteObject(); | |
| 3322 } | |
| 3323 | |
| 3324 // Operations | |
| 3325 CEnhMetaFileT<t_bManaged>& operator =(HENHMETAFILE hEMF) | |
| 3326 { | |
| 3327 Attach(hEMF); | |
| 3328 return *this; | |
| 3329 } | |
| 3330 | |
| 3331 void Attach(HENHMETAFILE hEMF) | |
| 3332 { | |
| 3333 if(t_bManaged && (m_hEMF != NULL) && (m_hEMF != hEMF)) | |
| 3334 DeleteObject(); | |
| 3335 m_hEMF = hEMF; | |
| 3336 } | |
| 3337 | |
| 3338 HENHMETAFILE Detach() | |
| 3339 { | |
| 3340 HENHMETAFILE hEMF = m_hEMF; | |
| 3341 m_hEMF = NULL; | |
| 3342 return hEMF; | |
| 3343 } | |
| 3344 | |
| 3345 operator HENHMETAFILE() const { return m_hEMF; } | |
| 3346 | |
| 3347 bool IsNull() const { return (m_hEMF == NULL); } | |
| 3348 | |
| 3349 BOOL DeleteObject() | |
| 3350 { | |
| 3351 ATLASSERT(m_hEMF != NULL); | |
| 3352 BOOL bRet = ::DeleteEnhMetaFile(m_hEMF); | |
| 3353 m_hEMF = NULL; | |
| 3354 return bRet; | |
| 3355 } | |
| 3356 | |
| 3357 UINT GetEnhMetaFileBits(UINT cbBuffer, LPBYTE lpbBuffer) const | |
| 3358 { | |
| 3359 ATLASSERT(m_hEMF != NULL); | |
| 3360 return ::GetEnhMetaFileBits(m_hEMF, cbBuffer, lpbBuffer); | |
| 3361 } | |
| 3362 | |
| 3363 UINT GetEnhMetaFileDescription(UINT cchBuffer, LPTSTR lpszDescription) const | |
| 3364 { | |
| 3365 ATLASSERT(m_hEMF != NULL); | |
| 3366 return ::GetEnhMetaFileDescription(m_hEMF, cchBuffer, lpszDescription); | |
| 3367 } | |
| 3368 | |
| 3369 UINT GetEnhMetaFileHeader(LPENHMETAHEADER lpemh) const | |
| 3370 { | |
| 3371 ATLASSERT(m_hEMF != NULL); | |
| 3372 lpemh->iType = EMR_HEADER; | |
| 3373 lpemh->nSize = sizeof(ENHMETAHEADER); | |
| 3374 return ::GetEnhMetaFileHeader(m_hEMF, sizeof(ENHMETAHEADER), lpemh); | |
| 3375 } | |
| 3376 | |
| 3377 UINT GetEnhMetaFilePaletteEntries(UINT cEntries, LPPALETTEENTRY lppe) const | |
| 3378 { | |
| 3379 ATLASSERT(m_hEMF != NULL); | |
| 3380 return ::GetEnhMetaFilePaletteEntries(m_hEMF, cEntries, lppe); | |
| 3381 } | |
| 3382 | |
| 3383 UINT GetEnhMetaFilePixelFormat(DWORD cbBuffer, PIXELFORMATDESCRIPTOR* ppfd) const | |
| 3384 { | |
| 3385 ATLASSERT(m_hEMF != NULL); | |
| 3386 return ::GetEnhMetaFilePixelFormat(m_hEMF, cbBuffer, ppfd); | |
| 3387 } | |
| 3388 }; | |
| 3389 | |
| 3390 typedef CEnhMetaFileT<false> CEnhMetaFileHandle; | |
| 3391 typedef CEnhMetaFileT<true> CEnhMetaFile; | |
| 3392 | |
| 3393 | |
| 3394 class CEnhMetaFileDC : public CDC | |
| 3395 { | |
| 3396 public: | |
| 3397 // Constructor/destructor | |
| 3398 CEnhMetaFileDC() | |
| 3399 { | |
| 3400 } | |
| 3401 | |
| 3402 CEnhMetaFileDC(HDC hdc, LPCRECT lpRect) | |
| 3403 { | |
| 3404 Create(hdc, NULL, lpRect, NULL); | |
| 3405 ATLASSERT(m_hDC != NULL); | |
| 3406 } | |
| 3407 | |
| 3408 CEnhMetaFileDC(HDC hdcRef, LPCTSTR lpFilename, LPCRECT lpRect, LPCTSTR lpDescription) | |
| 3409 { | |
| 3410 Create(hdcRef, lpFilename, lpRect, lpDescription); | |
| 3411 ATLASSERT(m_hDC != NULL); | |
| 3412 } | |
| 3413 | |
| 3414 ~CEnhMetaFileDC() | |
| 3415 { | |
| 3416 HENHMETAFILE hEMF = Close(); | |
| 3417 if (hEMF != NULL) | |
| 3418 ::DeleteEnhMetaFile(hEMF); | |
| 3419 } | |
| 3420 | |
| 3421 // Operations | |
| 3422 void Create(HDC hdcRef, LPCTSTR lpFilename, LPCRECT lpRect, LPCTSTR lpDescription) | |
| 3423 { | |
| 3424 ATLASSERT(m_hDC == NULL); | |
| 3425 m_hDC = ::CreateEnhMetaFile(hdcRef, lpFilename, lpRect, lpDescription); | |
| 3426 } | |
| 3427 | |
| 3428 HENHMETAFILE Close() | |
| 3429 { | |
| 3430 HENHMETAFILE hEMF = NULL; | |
| 3431 if (m_hDC != NULL) | |
| 3432 { | |
| 3433 hEMF = ::CloseEnhMetaFile(m_hDC); | |
| 3434 m_hDC = NULL; | |
| 3435 } | |
| 3436 return hEMF; | |
| 3437 } | |
| 3438 }; | |
| 3439 | |
| 3440 } // namespace WTL | |
| 3441 | |
| 3442 #endif // __ATLGDI_H__ |
