1 // Copyright 2014 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #include "../../../include/fxge/fx_ge.h" 8 #if _FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_ 9 #include "../../../include/fxge/fx_ge_win32.h" 10 #include <crtdbg.h> 11 #include "../agg/include/fxfx_agg_clip_liang_barsky.h" 12 #include "dwrite_int.h" 13 #include "win32_int.h" 14 #include "../ge/text_int.h" 15 #include "../dib/dib_int.h" 16 #include "../agg/include/fx_agg_driver.h" 17 #include "../../../include/fxge/fx_freetype.h" 18 #include "../../../include/fxcodec/fx_codec.h" 19 class CWin32FontInfo : public IFX_SystemFontInfo 20 { 21 public: 22 CWin32FontInfo(); 23 ~CWin32FontInfo(); 24 virtual void Release(); 25 virtual FX_BOOL EnumFontList(CFX_FontMapper* pMapper); 26 virtual void* MapFont(int weight, FX_BOOL bItalic, int charset, int pitch_family, FX_LPCSTR face, FX_BOOL& bExact); 27 virtual void* GetFont(FX_LPCSTR face) 28 { 29 return NULL; 30 } 31 virtual FX_DWORD GetFontData(void* hFont, FX_DWORD table, FX_LPBYTE buffer, FX_DWORD size); 32 virtual void DeleteFont(void* hFont); 33 virtual FX_BOOL GetFaceName(void* hFont, CFX_ByteString& name); 34 virtual FX_BOOL GetFontCharset(void* hFont, int& charset); 35 FX_BOOL IsOpenTypeFromDiv(const LOGFONTA *plf); 36 FX_BOOL IsSupportFontFormDiv(const LOGFONTA* plf); 37 void AddInstalledFont(const LOGFONTA *plf, FX_DWORD FontType); 38 void GetGBPreference(CFX_ByteString& face, int weight, int picth_family); 39 void GetJapanesePreference(CFX_ByteString& face, int weight, int picth_family); 40 CFX_ByteString FindFont(const CFX_ByteString& name); 41 HDC m_hDC; 42 CFX_FontMapper* m_pMapper; 43 CFX_ByteString m_LastFamily; 44 CFX_ByteString m_KaiTi, m_FangSong; 45 }; 46 CWin32FontInfo::CWin32FontInfo() 47 { 48 m_hDC = CreateCompatibleDC(NULL); 49 } 50 CWin32FontInfo::~CWin32FontInfo() 51 { 52 m_pMapper = NULL; 53 } 54 void CWin32FontInfo::Release() 55 { 56 DeleteDC(m_hDC); 57 delete this; 58 } 59 #define TT_MAKE_TAG(x1, x2, x3, x4) (((FX_DWORD)x1<<24)|((FX_DWORD)x2<<16)|((FX_DWORD)x3<<8)|(FX_DWORD)x4) 60 FX_BOOL CWin32FontInfo::IsOpenTypeFromDiv(const LOGFONTA *plf) 61 { 62 HFONT hFont = CreateFontIndirectA(plf); 63 FX_BOOL ret = FALSE; 64 FX_DWORD font_size = GetFontData(hFont, 0, NULL, 0); 65 if (font_size != GDI_ERROR && font_size >= sizeof(FX_DWORD)) { 66 FX_DWORD lVersion = 0; 67 GetFontData(hFont, 0, (FX_BYTE*)(&lVersion), sizeof(FX_DWORD)); 68 lVersion = (((FX_DWORD)(FX_BYTE)(lVersion)) << 24) | ((FX_DWORD)((FX_BYTE)(lVersion >> 8))) << 16 | 69 ((FX_DWORD)((FX_BYTE)(lVersion >> 16))) << 8 | ((FX_BYTE)(lVersion >> 24)); 70 if (lVersion == TT_MAKE_TAG('O', 'T', 'T', 'O') || 71 lVersion == 0x00010000 || 72 lVersion == TT_MAKE_TAG('t', 't', 'c', 'f') || 73 lVersion == TT_MAKE_TAG('t', 'r', 'u', 'e') || 74 lVersion == 0x00020000) { 75 ret = TRUE; 76 } 77 } 78 DeleteFont(hFont); 79 return ret; 80 } 81 FX_BOOL CWin32FontInfo::IsSupportFontFormDiv(const LOGFONTA* plf) 82 { 83 HFONT hFont = CreateFontIndirectA(plf); 84 FX_BOOL ret = FALSE; 85 FX_DWORD font_size = GetFontData(hFont, 0, NULL, 0); 86 if (font_size != GDI_ERROR && font_size >= sizeof(FX_DWORD)) { 87 FX_DWORD lVersion = 0; 88 GetFontData(hFont, 0, (FX_BYTE*)(&lVersion), sizeof(FX_DWORD)); 89 lVersion = (((FX_DWORD)(FX_BYTE)(lVersion)) << 24) | ((FX_DWORD)((FX_BYTE)(lVersion >> 8))) << 16 | 90 ((FX_DWORD)((FX_BYTE)(lVersion >> 16))) << 8 | ((FX_BYTE)(lVersion >> 24)); 91 if (lVersion == TT_MAKE_TAG('O', 'T', 'T', 'O') || 92 lVersion == 0x00010000 || 93 lVersion == TT_MAKE_TAG('t', 't', 'c', 'f') || 94 lVersion == TT_MAKE_TAG('t', 'r', 'u', 'e') || 95 lVersion == 0x00020000) { 96 ret = TRUE; 97 } else if ((lVersion & 0xFFFF0000) == TT_MAKE_TAG(0x80, 0x01, 0x00, 0x00) || 98 (lVersion & 0xFFFF0000) == TT_MAKE_TAG('%', '!', 0, 0)) { 99 ret = TRUE; 100 } 101 } 102 DeleteFont(hFont); 103 return ret; 104 } 105 void CWin32FontInfo::AddInstalledFont(const LOGFONTA *plf, FX_DWORD FontType) 106 { 107 CFX_ByteString name(plf->lfFaceName, -1); 108 if (name[0] == '@') { 109 return; 110 } 111 if (name == m_LastFamily) { 112 m_pMapper->AddInstalledFont(name, plf->lfCharSet); 113 return; 114 } 115 if (!(FontType & TRUETYPE_FONTTYPE) && !(FontType & DEVICE_FONTTYPE)) { 116 return; 117 } 118 if (!(FontType & TRUETYPE_FONTTYPE)) { 119 if (!IsSupportFontFormDiv(plf)) { 120 return; 121 } 122 } 123 m_pMapper->AddInstalledFont(name, plf->lfCharSet); 124 m_LastFamily = name; 125 } 126 static int CALLBACK FontEnumProc( 127 const LOGFONTA *plf, 128 const TEXTMETRICA *lpntme, 129 FX_DWORD FontType, 130 LPARAM lParam 131 ) 132 { 133 CWin32FontInfo* pFontInfo = (CWin32FontInfo*)lParam; 134 if (pFontInfo->m_pMapper->GetFontEnumerator()) { 135 pFontInfo->m_pMapper->GetFontEnumerator()->HitFont(); 136 } 137 pFontInfo->AddInstalledFont(plf, FontType); 138 return 1; 139 } 140 FX_BOOL CWin32FontInfo::EnumFontList(CFX_FontMapper* pMapper) 141 { 142 m_pMapper = pMapper; 143 LOGFONTA lf; 144 FXSYS_memset32(&lf, 0, sizeof(LOGFONTA)); 145 lf.lfCharSet = DEFAULT_CHARSET; 146 lf.lfFaceName[0] = 0; 147 lf.lfPitchAndFamily = 0; 148 EnumFontFamiliesExA(m_hDC, &lf, (FONTENUMPROCA)FontEnumProc, (FX_UINTPTR)this, 0); 149 if (pMapper->GetFontEnumerator()) { 150 pMapper->GetFontEnumerator()->Finish(); 151 } 152 return TRUE; 153 } 154 static const struct { 155 FX_LPCSTR m_pFaceName; 156 FX_LPCSTR m_pVariantName; 157 } 158 VariantNames[] = { 159 {"DFKai-SB", "\x19\x6A\x77\x69\xD4\x9A"}, 160 }; 161 static const struct { 162 FX_LPCSTR m_pName; 163 FX_LPCSTR m_pWinName; 164 FX_BOOL m_bBold; 165 FX_BOOL m_bItalic; 166 } 167 Base14Substs[] = { 168 {"Courier", "Courier New", FALSE, FALSE}, 169 {"Courier-Bold", "Courier New", TRUE, FALSE}, 170 {"Courier-BoldOblique", "Courier New", TRUE, TRUE}, 171 {"Courier-Oblique", "Courier New", FALSE, TRUE}, 172 {"Helvetica", "Arial", FALSE, FALSE}, 173 {"Helvetica-Bold", "Arial", TRUE, FALSE}, 174 {"Helvetica-BoldOblique", "Arial", TRUE, TRUE}, 175 {"Helvetica-Oblique", "Arial", FALSE, TRUE}, 176 {"Times-Roman", "Times New Roman", FALSE, FALSE}, 177 {"Times-Bold", "Times New Roman", TRUE, FALSE}, 178 {"Times-BoldItalic", "Times New Roman", TRUE, TRUE}, 179 {"Times-Italic", "Times New Roman", FALSE, TRUE}, 180 }; 181 CFX_ByteString CWin32FontInfo::FindFont(const CFX_ByteString& name) 182 { 183 if (m_pMapper == NULL) { 184 return name; 185 } 186 int nFonts = m_pMapper->m_InstalledTTFonts.GetSize(); 187 for (int i = 0; i < nFonts; i ++) { 188 CFX_ByteString thisname = m_pMapper->m_InstalledTTFonts[i]; 189 if (thisname[0] == ' ') { 190 if (thisname.Mid(1, name.GetLength()) == name) { 191 return m_pMapper->m_InstalledTTFonts[i + 1]; 192 } 193 } else if (thisname.Left(name.GetLength()) == name) { 194 return m_pMapper->m_InstalledTTFonts[i]; 195 } 196 } 197 return CFX_ByteString(); 198 } 199 struct _FontNameMap { 200 FX_LPCSTR m_pSubFontName; 201 FX_LPCSTR m_pSrcFontName; 202 }; 203 const _FontNameMap g_JpFontNameMap[] = { 204 {"MS Mincho", "Heiseimin-W3"}, 205 {"MS Gothic", "Jun101-Light"}, 206 }; 207 const _FontNameMap g_GbFontNameMap[1]; 208 extern "C" { 209 static int compareString(const void* key, const void* element) 210 { 211 return FXSYS_stricmp((FX_LPCSTR)key, ((_FontNameMap*)element)->m_pSrcFontName); 212 } 213 } 214 FX_BOOL _GetSubFontName(CFX_ByteString& name, int lang) 215 { 216 int size = sizeof g_JpFontNameMap; 217 void* pFontnameMap = (void*)g_JpFontNameMap; 218 if (lang == 1) { 219 size = sizeof g_GbFontNameMap; 220 pFontnameMap = (void*)g_GbFontNameMap; 221 } else if (lang == 2) { 222 size = 0; 223 } 224 _FontNameMap* found = (_FontNameMap*)FXSYS_bsearch((FX_LPCSTR)name, pFontnameMap, 225 size / sizeof (_FontNameMap), sizeof (_FontNameMap), compareString); 226 if (found == NULL) { 227 return FALSE; 228 } 229 name = found->m_pSubFontName; 230 return TRUE; 231 } 232 void CWin32FontInfo::GetGBPreference(CFX_ByteString& face, int weight, int picth_family) 233 { 234 if (face.Find("KaiTi") >= 0 || face.Find("\xbf\xac") >= 0) { 235 if (m_KaiTi.IsEmpty()) { 236 m_KaiTi = FindFont("KaiTi"); 237 if (m_KaiTi.IsEmpty()) { 238 m_KaiTi = "SimSun"; 239 } 240 } 241 face = m_KaiTi; 242 } else if (face.Find("FangSong") >= 0 || face.Find("\xb7\xc2\xcb\xce") >= 0) { 243 if (m_FangSong.IsEmpty()) { 244 m_FangSong = FindFont("FangSong"); 245 if (m_FangSong.IsEmpty()) { 246 m_FangSong = "SimSun"; 247 } 248 } 249 face = m_FangSong; 250 } else if (face.Find("SimSun") >= 0 || face.Find("\xcb\xce") >= 0) { 251 face = "SimSun"; 252 } else if (face.Find("SimHei") >= 0 || face.Find("\xba\xda") >= 0) { 253 face = "SimHei"; 254 } else if (!(picth_family & FF_ROMAN) && weight > 550) { 255 face = "SimHei"; 256 } else { 257 face = "SimSun"; 258 } 259 } 260 void CWin32FontInfo::GetJapanesePreference(CFX_ByteString& face, int weight, int picth_family) 261 { 262 if (face.Find("Gothic") >= 0 || face.Find("\x83\x53\x83\x56\x83\x62\x83\x4e") >= 0) { 263 if (face.Find("PGothic") >= 0 || face.Find("\x82\x6f\x83\x53\x83\x56\x83\x62\x83\x4e") >= 0) { 264 face = "MS PGothic"; 265 } else if (face.Find("UI Gothic") >= 0) { 266 face = "MS UI Gothic"; 267 } else { 268 if (face.Find("HGSGothicM") >= 0 || face.Find("HGMaruGothicMPRO") >= 0) { 269 face = "MS PGothic"; 270 } else { 271 face = "MS Gothic"; 272 } 273 } 274 return; 275 } else if (face.Find("Mincho") >= 0 || face.Find("\x96\xbe\x92\xa9") >= 0) { 276 if (face.Find("PMincho") >= 0 || face.Find("\x82\x6f\x96\xbe\x92\xa9") >= 0) { 277 face = "MS PMincho"; 278 } else { 279 face = "MS Mincho"; 280 } 281 return; 282 } 283 if (_GetSubFontName(face, 0)) { 284 return; 285 } 286 if (!(picth_family & FF_ROMAN) && weight > 400) { 287 face = "MS PGothic"; 288 } else { 289 face = "MS PMincho"; 290 } 291 } 292 void* CWin32FontInfo::MapFont(int weight, FX_BOOL bItalic, int charset, int pitch_family, FX_LPCSTR cstr_face, FX_BOOL& bExact) 293 { 294 CFX_ByteString face = cstr_face; 295 int iBaseFont; 296 for (iBaseFont = 0; iBaseFont < 12; iBaseFont ++) 297 if (face == CFX_ByteStringC(Base14Substs[iBaseFont].m_pName)) { 298 face = Base14Substs[iBaseFont].m_pWinName; 299 weight = Base14Substs[iBaseFont].m_bBold ? FW_BOLD : FW_NORMAL; 300 bItalic = Base14Substs[iBaseFont].m_bItalic; 301 bExact = TRUE; 302 break; 303 } 304 if (charset == ANSI_CHARSET || charset == SYMBOL_CHARSET) { 305 charset = DEFAULT_CHARSET; 306 } 307 int subst_pitch_family = pitch_family; 308 switch (charset) { 309 case SHIFTJIS_CHARSET: 310 subst_pitch_family = FF_ROMAN; 311 break; 312 case CHINESEBIG5_CHARSET: 313 case HANGUL_CHARSET: 314 case GB2312_CHARSET: 315 subst_pitch_family = 0; 316 break; 317 } 318 HFONT hFont = ::CreateFontA(-10, 0, 0, 0, weight, bItalic, 0, 0, charset, OUT_TT_ONLY_PRECIS, 319 0, 0, subst_pitch_family, face); 320 char facebuf[100]; 321 HFONT hOldFont = (HFONT)::SelectObject(m_hDC, hFont); 322 int ret = ::GetTextFaceA(m_hDC, 100, facebuf); 323 ::SelectObject(m_hDC, hOldFont); 324 if (face.EqualNoCase(facebuf)) { 325 return hFont; 326 } 327 int iCount = sizeof(VariantNames) / sizeof(VariantNames[0]); 328 for (int i = 0; i < iCount; ++i) { 329 if (face == VariantNames[i].m_pFaceName) { 330 CFX_WideString wsFace = CFX_WideString::FromLocal(facebuf); 331 CFX_WideString wsName = CFX_WideString::FromUTF16LE((const unsigned short*)VariantNames[i].m_pVariantName); 332 if (wsFace == wsName) { 333 return hFont; 334 } 335 } 336 } 337 ::DeleteObject(hFont); 338 if (charset == DEFAULT_CHARSET) { 339 return NULL; 340 } 341 switch (charset) { 342 case SHIFTJIS_CHARSET: 343 GetJapanesePreference(face, weight, pitch_family); 344 break; 345 case GB2312_CHARSET: 346 GetGBPreference(face, weight, pitch_family); 347 break; 348 case HANGUL_CHARSET: 349 face = "Gulim"; 350 break; 351 case CHINESEBIG5_CHARSET: 352 if (face.Find("MSung") >= 0) { 353 face = "MingLiU"; 354 } else { 355 face = "PMingLiU"; 356 } 357 break; 358 } 359 hFont = ::CreateFontA(-10, 0, 0, 0, weight, bItalic, 0, 0, charset, OUT_TT_ONLY_PRECIS, 360 0, 0, subst_pitch_family, face); 361 return hFont; 362 } 363 void CWin32FontInfo::DeleteFont(void* hFont) 364 { 365 ::DeleteObject(hFont); 366 } 367 FX_DWORD CWin32FontInfo::GetFontData(void* hFont, FX_DWORD table, FX_LPBYTE buffer, FX_DWORD size) 368 { 369 HFONT hOldFont = (HFONT)::SelectObject(m_hDC, (HFONT)hFont); 370 table = FXDWORD_FROM_MSBFIRST(table); 371 size = ::GetFontData(m_hDC, table, 0, buffer, size); 372 ::SelectObject(m_hDC, hOldFont); 373 if (size == GDI_ERROR) { 374 return 0; 375 } 376 return size; 377 } 378 FX_BOOL CWin32FontInfo::GetFaceName(void* hFont, CFX_ByteString& name) 379 { 380 char facebuf[100]; 381 HFONT hOldFont = (HFONT)::SelectObject(m_hDC, (HFONT)hFont); 382 int ret = ::GetTextFaceA(m_hDC, 100, facebuf); 383 ::SelectObject(m_hDC, hOldFont); 384 if (ret == 0) { 385 return FALSE; 386 } 387 name = facebuf; 388 return TRUE; 389 } 390 FX_BOOL CWin32FontInfo::GetFontCharset(void* hFont, int& charset) 391 { 392 TEXTMETRIC tm; 393 HFONT hOldFont = (HFONT)::SelectObject(m_hDC, (HFONT)hFont); 394 ::GetTextMetrics(m_hDC, &tm); 395 ::SelectObject(m_hDC, hOldFont); 396 charset = tm.tmCharSet; 397 return TRUE; 398 } 399 #ifndef _FPDFAPI_MINI_ 400 IFX_SystemFontInfo* IFX_SystemFontInfo::CreateDefault() 401 { 402 return FX_NEW CWin32FontInfo; 403 } 404 #endif 405 void CFX_GEModule::InitPlatform() 406 { 407 CWin32Platform* pPlatformData = FX_NEW CWin32Platform; 408 if (!pPlatformData) { 409 return; 410 } 411 OSVERSIONINFO ver; 412 ver.dwOSVersionInfoSize = sizeof(ver); 413 GetVersionEx(&ver); 414 pPlatformData->m_bHalfTone = ver.dwMajorVersion >= 5; 415 pPlatformData->m_GdiplusExt.Load(); 416 m_pPlatformData = pPlatformData; 417 m_pFontMgr->SetSystemFontInfo(IFX_SystemFontInfo::CreateDefault()); 418 } 419 void CFX_GEModule::DestroyPlatform() 420 { 421 if (m_pPlatformData) { 422 delete (CWin32Platform*)m_pPlatformData; 423 } 424 m_pPlatformData = NULL; 425 } 426 CGdiDeviceDriver::CGdiDeviceDriver(HDC hDC, int device_class) 427 { 428 m_hDC = hDC; 429 m_DeviceClass = device_class; 430 CWin32Platform* pPlatform = (CWin32Platform*)CFX_GEModule::Get()->GetPlatformData(); 431 SetStretchBltMode(hDC, pPlatform->m_bHalfTone ? HALFTONE : COLORONCOLOR); 432 if (GetObjectType(m_hDC) == OBJ_MEMDC) { 433 HBITMAP hBitmap = CreateBitmap(1, 1, 1, 1, NULL); 434 hBitmap = (HBITMAP)SelectObject(m_hDC, hBitmap); 435 BITMAP bitmap; 436 GetObject(hBitmap, sizeof bitmap, &bitmap); 437 m_nBitsPerPixel = bitmap.bmBitsPixel; 438 m_Width = bitmap.bmWidth; 439 m_Height = abs(bitmap.bmHeight); 440 hBitmap = (HBITMAP)SelectObject(m_hDC, hBitmap); 441 DeleteObject(hBitmap); 442 } else { 443 m_nBitsPerPixel = ::GetDeviceCaps(m_hDC, BITSPIXEL); 444 m_Width = ::GetDeviceCaps(m_hDC, HORZRES); 445 m_Height = ::GetDeviceCaps(m_hDC, VERTRES); 446 } 447 if (m_DeviceClass != FXDC_DISPLAY) { 448 m_RenderCaps = FXRC_BIT_MASK; 449 } else { 450 m_RenderCaps = FXRC_GET_BITS | FXRC_BIT_MASK; 451 } 452 } 453 int CGdiDeviceDriver::GetDeviceCaps(int caps_id) 454 { 455 switch (caps_id) { 456 case FXDC_DEVICE_CLASS: 457 return m_DeviceClass; 458 case FXDC_PIXEL_WIDTH: 459 return m_Width; 460 case FXDC_PIXEL_HEIGHT: 461 return m_Height; 462 case FXDC_BITS_PIXEL: 463 return m_nBitsPerPixel; 464 case FXDC_RENDER_CAPS: 465 return m_RenderCaps; 466 } 467 return 0; 468 } 469 FX_LPVOID CGdiDeviceDriver::GetClipRgn() 470 { 471 HRGN hClipRgn = CreateRectRgn(0, 0, 1, 1); 472 if (::GetClipRgn(m_hDC, hClipRgn) == 0) { 473 DeleteObject(hClipRgn); 474 hClipRgn = NULL; 475 } 476 return (FX_LPVOID)hClipRgn; 477 } 478 FX_BOOL CGdiDeviceDriver::GDI_SetDIBits(const CFX_DIBitmap* pBitmap1, const FX_RECT* pSrcRect, int left, int top, void* pIccTransform) 479 { 480 if (m_DeviceClass == FXDC_PRINTER) { 481 CFX_DIBitmap* pBitmap = pBitmap1->FlipImage(FALSE, TRUE); 482 if (pBitmap == NULL) { 483 return FALSE; 484 } 485 if ((pBitmap->IsCmykImage() || pIccTransform) && 486 !pBitmap->ConvertFormat(FXDIB_Rgb, pIccTransform)) { 487 return FALSE; 488 } 489 int width = pSrcRect->Width(), height = pSrcRect->Height(); 490 int pitch = pBitmap->GetPitch(); 491 LPBYTE pBuffer = pBitmap->GetBuffer(); 492 CFX_ByteString info = CFX_WindowsDIB::GetBitmapInfo(pBitmap); 493 ((BITMAPINFOHEADER*)(FX_LPCSTR)info)->biHeight *= -1; 494 FX_RECT dst_rect(0, 0, width, height); 495 dst_rect.Intersect(0, 0, pBitmap->GetWidth(), pBitmap->GetHeight()); 496 int dst_width = dst_rect.Width(); 497 int dst_height = dst_rect.Height(); 498 ::StretchDIBits(m_hDC, left, top, dst_width, dst_height, 499 0, 0, dst_width, dst_height, pBuffer, (BITMAPINFO*)(FX_LPCSTR)info, DIB_RGB_COLORS, SRCCOPY); 500 delete pBitmap; 501 } else { 502 CFX_DIBitmap* pBitmap = (CFX_DIBitmap*)pBitmap1; 503 if ((pBitmap->IsCmykImage() || pIccTransform) && 504 (pBitmap = pBitmap->CloneConvert(FXDIB_Rgb, NULL, pIccTransform)) == NULL) { 505 return FALSE; 506 } 507 int width = pSrcRect->Width(), height = pSrcRect->Height(); 508 int pitch = pBitmap->GetPitch(); 509 LPBYTE pBuffer = pBitmap->GetBuffer(); 510 CFX_ByteString info = CFX_WindowsDIB::GetBitmapInfo(pBitmap); 511 ::SetDIBitsToDevice(m_hDC, left, top, width, height, pSrcRect->left, pBitmap->GetHeight() - pSrcRect->bottom, 512 0, pBitmap->GetHeight(), pBuffer, (BITMAPINFO*)(FX_LPCSTR)info, DIB_RGB_COLORS); 513 if (pBitmap != pBitmap1) { 514 delete pBitmap; 515 } 516 } 517 return TRUE; 518 } 519 FX_BOOL CGdiDeviceDriver::GDI_StretchDIBits(const CFX_DIBitmap* pBitmap1, int dest_left, int dest_top, 520 int dest_width, int dest_height, FX_DWORD flags, void* pIccTransform) 521 { 522 CFX_DIBitmap* pBitmap = (CFX_DIBitmap*)pBitmap1; 523 if (pBitmap == NULL) { 524 return FALSE; 525 } 526 if ((pBitmap->IsCmykImage() || pIccTransform) && 527 !pBitmap->ConvertFormat(FXDIB_Rgb, pIccTransform)) { 528 return FALSE; 529 } 530 CFX_ByteString info = CFX_WindowsDIB::GetBitmapInfo(pBitmap); 531 if (abs(dest_width) * abs(dest_height) < pBitmap1->GetWidth() * pBitmap1->GetHeight() * 4 || 532 (flags & FXDIB_INTERPOL) || (flags & FXDIB_BICUBIC_INTERPOL)) { 533 SetStretchBltMode(m_hDC, HALFTONE); 534 } else { 535 SetStretchBltMode(m_hDC, COLORONCOLOR); 536 } 537 CFX_DIBitmap* pToStrechBitmap = pBitmap; 538 bool del = false; 539 if (m_DeviceClass == FXDC_PRINTER && (pBitmap->GetWidth() * pBitmap->GetHeight() > abs(dest_width) * abs(dest_height))) { 540 pToStrechBitmap = pBitmap->StretchTo(dest_width, dest_height); 541 del = true; 542 } 543 CFX_ByteString toStrechBitmapInfo = CFX_WindowsDIB::GetBitmapInfo(pToStrechBitmap); 544 ::StretchDIBits(m_hDC, dest_left, dest_top, dest_width, dest_height, 545 0, 0, pToStrechBitmap->GetWidth(), pToStrechBitmap->GetHeight(), pToStrechBitmap->GetBuffer(), 546 (BITMAPINFO*)(FX_LPCSTR)toStrechBitmapInfo, DIB_RGB_COLORS, SRCCOPY); 547 if (del) { 548 delete pToStrechBitmap; 549 } 550 return TRUE; 551 } 552 FX_BOOL CGdiDeviceDriver::GDI_StretchBitMask(const CFX_DIBitmap* pBitmap1, int dest_left, int dest_top, 553 int dest_width, int dest_height, FX_DWORD bitmap_color, FX_DWORD flags, 554 int alpha_flag, void* pIccTransform) 555 { 556 CFX_DIBitmap* pBitmap = (CFX_DIBitmap*)pBitmap1; 557 if (pBitmap == NULL) { 558 return FALSE; 559 } 560 _Color2Argb(bitmap_color, bitmap_color, alpha_flag | (1 << 24), pIccTransform); 561 int width = pBitmap->GetWidth(), height = pBitmap->GetHeight(); 562 struct { 563 BITMAPINFOHEADER bmiHeader; 564 FX_DWORD bmiColors[2]; 565 } bmi; 566 FXSYS_memset32(&bmi.bmiHeader, 0, sizeof (BITMAPINFOHEADER)); 567 bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER); 568 bmi.bmiHeader.biBitCount = 1; 569 bmi.bmiHeader.biCompression = BI_RGB; 570 bmi.bmiHeader.biHeight = -height; 571 bmi.bmiHeader.biPlanes = 1; 572 bmi.bmiHeader.biWidth = width; 573 if (m_nBitsPerPixel != 1) { 574 SetStretchBltMode(m_hDC, HALFTONE); 575 } 576 bmi.bmiColors[0] = 0xffffff; 577 bmi.bmiColors[1] = 0; 578 ::StretchDIBits(m_hDC, dest_left, dest_top, dest_width, dest_height, 579 0, 0, width, height, pBitmap->GetBuffer(), (BITMAPINFO*)&bmi, DIB_RGB_COLORS, SRCAND); 580 return TRUE; 581 } 582 BOOL CGdiDeviceDriver::GetClipBox(FX_RECT* pRect) 583 { 584 return ::GetClipBox(m_hDC, (RECT*)pRect); 585 } 586 FX_BOOL CGdiDeviceDriver::SetClipRgn(FX_LPVOID hRgn) 587 { 588 ::SelectClipRgn(m_hDC, (HRGN)hRgn); 589 return TRUE; 590 } 591 static HPEN _CreatePen(const CFX_GraphStateData* pGraphState, const CFX_AffineMatrix* pMatrix, FX_DWORD argb) 592 { 593 FX_FLOAT width; 594 FX_FLOAT scale = 1.f; 595 if (pMatrix) 596 scale = FXSYS_fabs(pMatrix->a) > FXSYS_fabs(pMatrix->b) ? 597 FXSYS_fabs(pMatrix->a) : FXSYS_fabs(pMatrix->b); 598 if (pGraphState) { 599 width = scale * pGraphState->m_LineWidth; 600 } else { 601 width = 1.0f; 602 } 603 FX_DWORD PenStyle = PS_GEOMETRIC; 604 if (width < 1) { 605 width = 1; 606 } 607 if(pGraphState->m_DashCount) { 608 PenStyle |= PS_USERSTYLE; 609 } else { 610 PenStyle |= PS_SOLID; 611 } 612 switch(pGraphState->m_LineCap) { 613 case 0: 614 PenStyle |= PS_ENDCAP_FLAT; 615 break; 616 case 1: 617 PenStyle |= PS_ENDCAP_ROUND; 618 break; 619 case 2: 620 PenStyle |= PS_ENDCAP_SQUARE; 621 break; 622 } 623 switch(pGraphState->m_LineJoin) { 624 case 0: 625 PenStyle |= PS_JOIN_MITER; 626 break; 627 case 1: 628 PenStyle |= PS_JOIN_ROUND; 629 break; 630 case 2: 631 PenStyle |= PS_JOIN_BEVEL; 632 break; 633 } 634 int a; 635 FX_COLORREF rgb; 636 ArgbDecode(argb, a, rgb); 637 LOGBRUSH lb; 638 lb.lbColor = rgb; 639 lb.lbStyle = BS_SOLID; 640 lb.lbHatch = 0; 641 FX_DWORD* pDash = NULL; 642 if (pGraphState->m_DashCount) { 643 pDash = FX_Alloc(FX_DWORD, pGraphState->m_DashCount); 644 if (!pDash) { 645 return NULL; 646 } 647 for (int i = 0; i < pGraphState->m_DashCount; i ++) { 648 pDash[i] = FXSYS_round(pMatrix ? pMatrix->TransformDistance(pGraphState->m_DashArray[i]) : pGraphState->m_DashArray[i]); 649 if (pDash[i] < 1) { 650 pDash[i] = 1; 651 } 652 } 653 } 654 HPEN hPen = ExtCreatePen(PenStyle, (DWORD)FXSYS_ceil(width), &lb, pGraphState->m_DashCount, (const DWORD*)pDash); 655 if (pDash) { 656 FX_Free(pDash); 657 } 658 return hPen; 659 } 660 static HBRUSH _CreateBrush(FX_DWORD argb) 661 { 662 int a; 663 FX_COLORREF rgb; 664 ArgbDecode(argb, a, rgb); 665 return CreateSolidBrush(rgb); 666 } 667 static void _SetPathToDC(HDC hDC, const CFX_PathData* pPathData, const CFX_AffineMatrix* pMatrix) 668 { 669 BeginPath(hDC); 670 int nPoints = pPathData->GetPointCount(); 671 FX_PATHPOINT* pPoints = pPathData->GetPoints(); 672 for(int i = 0; i < nPoints; i++) { 673 FX_FLOAT posx = pPoints[i].m_PointX, posy = pPoints[i].m_PointY; 674 if (pMatrix) { 675 pMatrix->Transform(posx, posy); 676 } 677 int screen_x = FXSYS_round(posx), screen_y = FXSYS_round(posy); 678 int point_type = pPoints[i].m_Flag & FXPT_TYPE; 679 if(point_type == PT_MOVETO) { 680 MoveToEx(hDC, screen_x, screen_y, NULL); 681 } else if(point_type == PT_LINETO) { 682 if (pPoints[i].m_PointY == pPoints[i - 1].m_PointY && pPoints[i].m_PointX == pPoints[i - 1].m_PointX) { 683 screen_x ++; 684 } 685 LineTo(hDC, screen_x, screen_y); 686 } else if(point_type == PT_BEZIERTO) { 687 POINT lppt[3]; 688 lppt[0].x = screen_x; 689 lppt[0].y = screen_y; 690 posx = pPoints[i + 1].m_PointX; 691 posy = pPoints[i + 1].m_PointY; 692 if (pMatrix) { 693 pMatrix->Transform(posx, posy); 694 } 695 lppt[1].x = FXSYS_round(posx); 696 lppt[1].y = FXSYS_round(posy); 697 posx = pPoints[i + 2].m_PointX; 698 posy = pPoints[i + 2].m_PointY; 699 if (pMatrix) { 700 pMatrix->Transform(posx, posy); 701 } 702 lppt[2].x = FXSYS_round(posx); 703 lppt[2].y = FXSYS_round(posy); 704 PolyBezierTo(hDC, lppt, 3); 705 i += 2; 706 } 707 if (pPoints[i].m_Flag & PT_CLOSEFIGURE) { 708 CloseFigure(hDC); 709 } 710 } 711 EndPath(hDC); 712 } 713 void CGdiDeviceDriver::DrawLine(FX_FLOAT x1, FX_FLOAT y1, FX_FLOAT x2, FX_FLOAT y2) 714 { 715 int flag1 = (x1 < 0) | ((x1 > m_Width) << 1) | ((y1 < 0) << 2) | ((y1 > m_Height) << 3); 716 int flag2 = (x2 < 0) | ((x2 > m_Width) << 1) | ((y2 < 0) << 2) | ((y2 > m_Height) << 3); 717 if (flag1 & flag2) { 718 return; 719 } 720 if (flag1 || flag2) { 721 agg::rect_base<FX_FLOAT> rect(0.0f, 0.0f, (FX_FLOAT)(m_Width), (FX_FLOAT)(m_Height)); 722 FX_FLOAT x[2], y[2]; 723 int np = agg::clip_liang_barsky<FX_FLOAT>(x1, y1, x2, y2, rect, x, y); 724 if (np == 0) { 725 return; 726 } 727 if (np == 1) { 728 x2 = x[0]; 729 y2 = y[0]; 730 } else { 731 x1 = x[0]; 732 y1 = y[0]; 733 x2 = x[np - 1]; 734 y2 = y[np - 1]; 735 } 736 } 737 MoveToEx(m_hDC, FXSYS_round(x1), FXSYS_round(y1), NULL); 738 LineTo(m_hDC, FXSYS_round(x2), FXSYS_round(y2)); 739 } 740 static FX_BOOL _MatrixNoScaled(const CFX_AffineMatrix* pMatrix) 741 { 742 return pMatrix->GetA() == 1.0f && pMatrix->GetB() == 0 && pMatrix->GetC() == 0 && pMatrix->GetD() == 1.0f; 743 } 744 FX_BOOL CGdiDeviceDriver::DrawPath(const CFX_PathData* pPathData, 745 const CFX_AffineMatrix* pMatrix, 746 const CFX_GraphStateData* pGraphState, 747 FX_DWORD fill_color, 748 FX_DWORD stroke_color, 749 int fill_mode, 750 int alpha_flag, 751 void* pIccTransform, 752 int blend_type 753 ) 754 { 755 if (blend_type != FXDIB_BLEND_NORMAL) { 756 return FALSE; 757 } 758 _Color2Argb(fill_color, fill_color, alpha_flag | (1 << 24), pIccTransform); 759 _Color2Argb(stroke_color, stroke_color, alpha_flag, pIccTransform); 760 CWin32Platform* pPlatform = (CWin32Platform*)CFX_GEModule::Get()->GetPlatformData(); 761 if ((pGraphState == NULL || stroke_color == 0) && !pPlatform->m_GdiplusExt.IsAvailable()) { 762 CFX_FloatRect bbox_f = pPathData->GetBoundingBox(); 763 if (pMatrix) { 764 bbox_f.Transform(pMatrix); 765 } 766 FX_RECT bbox = bbox_f.GetInnerRect(); 767 if (bbox.Width() <= 0) { 768 return DrawCosmeticLine((FX_FLOAT)(bbox.left), (FX_FLOAT)(bbox.top), (FX_FLOAT)(bbox.left), (FX_FLOAT)(bbox.bottom + 1), fill_color, 769 alpha_flag, pIccTransform, FXDIB_BLEND_NORMAL); 770 } else if (bbox.Height() <= 0) { 771 return DrawCosmeticLine((FX_FLOAT)(bbox.left), (FX_FLOAT)(bbox.top), (FX_FLOAT)(bbox.right + 1), (FX_FLOAT)(bbox.top), fill_color, 772 alpha_flag, pIccTransform, FXDIB_BLEND_NORMAL); 773 } 774 } 775 int fill_alpha = FXARGB_A(fill_color); 776 int stroke_alpha = FXARGB_A(stroke_color); 777 FX_BOOL bDrawAlpha = (fill_alpha > 0 && fill_alpha < 255) || (stroke_alpha > 0 && stroke_alpha < 255 && pGraphState); 778 if (!pPlatform->m_GdiplusExt.IsAvailable() && bDrawAlpha) { 779 return FALSE; 780 } 781 if (pPlatform->m_GdiplusExt.IsAvailable()) { 782 if (bDrawAlpha || ((m_DeviceClass != FXDC_PRINTER && !(fill_mode & FXFILL_FULLCOVER)) || pGraphState && pGraphState->m_DashCount)) { 783 if ( !((NULL == pMatrix || _MatrixNoScaled(pMatrix)) && 784 pGraphState && pGraphState->m_LineWidth == 1.f && 785 (pPathData->GetPointCount() == 5 || pPathData->GetPointCount() == 4) && 786 pPathData->IsRect()) ) { 787 if (pPlatform->m_GdiplusExt.DrawPath(m_hDC, pPathData, pMatrix, pGraphState, fill_color, stroke_color, fill_mode)) { 788 return TRUE; 789 } 790 } 791 } 792 } 793 int old_fill_mode = fill_mode; 794 fill_mode &= 3; 795 HPEN hPen = NULL; 796 HBRUSH hBrush = NULL; 797 if (pGraphState && stroke_alpha) { 798 SetMiterLimit(m_hDC, pGraphState->m_MiterLimit, NULL); 799 hPen = _CreatePen(pGraphState, pMatrix, stroke_color); 800 hPen = (HPEN)SelectObject(m_hDC, hPen); 801 } 802 if (fill_mode && fill_alpha) { 803 SetPolyFillMode(m_hDC, fill_mode); 804 hBrush = _CreateBrush(fill_color); 805 hBrush = (HBRUSH)SelectObject(m_hDC, hBrush); 806 } 807 if (pPathData->GetPointCount() == 2 && pGraphState && pGraphState->m_DashCount) { 808 FX_FLOAT x1 = pPathData->GetPointX(0), y1 = pPathData->GetPointY(0); 809 if (pMatrix) { 810 pMatrix->Transform(x1, y1); 811 } 812 FX_FLOAT x2 = pPathData->GetPointX(1), y2 = pPathData->GetPointY(1); 813 if (pMatrix) { 814 pMatrix->Transform(x2, y2); 815 } 816 DrawLine(x1, y1, x2, y2); 817 } else { 818 _SetPathToDC(m_hDC, pPathData, pMatrix); 819 if (pGraphState && stroke_alpha) { 820 if (fill_mode && fill_alpha) { 821 if (old_fill_mode & FX_FILL_TEXT_MODE) { 822 StrokeAndFillPath(m_hDC); 823 } else { 824 FillPath(m_hDC); 825 _SetPathToDC(m_hDC, pPathData, pMatrix); 826 StrokePath(m_hDC); 827 } 828 } else { 829 StrokePath(m_hDC); 830 } 831 } else if (fill_mode && fill_alpha) { 832 FillPath(m_hDC); 833 } 834 } 835 if (hPen) { 836 hPen = (HPEN)SelectObject(m_hDC, hPen); 837 DeleteObject(hPen); 838 } 839 if (hBrush) { 840 hBrush = (HBRUSH)SelectObject(m_hDC, hBrush); 841 DeleteObject(hBrush); 842 } 843 return TRUE; 844 } 845 FX_BOOL CGdiDeviceDriver::FillRect(const FX_RECT* pRect, FX_DWORD fill_color, int alpha_flag, void* pIccTransform, int blend_type) 846 { 847 if (blend_type != FXDIB_BLEND_NORMAL) { 848 return FALSE; 849 } 850 _Color2Argb(fill_color, fill_color, alpha_flag | (1 << 24), pIccTransform); 851 int alpha; 852 FX_COLORREF rgb; 853 ArgbDecode(fill_color, alpha, rgb); 854 if (alpha == 0) { 855 return TRUE; 856 } 857 if (alpha < 255) { 858 return FALSE; 859 } 860 HBRUSH hBrush = CreateSolidBrush(rgb); 861 ::FillRect(m_hDC, (RECT*)pRect, hBrush); 862 DeleteObject(hBrush); 863 return TRUE; 864 } 865 FX_BOOL CGdiDeviceDriver::SetClip_PathFill(const CFX_PathData* pPathData, 866 const CFX_AffineMatrix* pMatrix, 867 int fill_mode 868 ) 869 { 870 if (pPathData->GetPointCount() == 5) { 871 CFX_FloatRect rectf; 872 if (pPathData->IsRect(pMatrix, &rectf)) { 873 FX_RECT rect = rectf.GetOutterRect(); 874 IntersectClipRect(m_hDC, rect.left, rect.top, rect.right, rect.bottom); 875 return TRUE; 876 } 877 } 878 _SetPathToDC(m_hDC, pPathData, pMatrix); 879 SetPolyFillMode(m_hDC, fill_mode & 3); 880 SelectClipPath(m_hDC, RGN_AND); 881 return TRUE; 882 } 883 FX_BOOL CGdiDeviceDriver::SetClip_PathStroke(const CFX_PathData* pPathData, 884 const CFX_AffineMatrix* pMatrix, 885 const CFX_GraphStateData* pGraphState 886 ) 887 { 888 HPEN hPen = _CreatePen(pGraphState, pMatrix, 0xff000000); 889 hPen = (HPEN)SelectObject(m_hDC, hPen); 890 _SetPathToDC(m_hDC, pPathData, pMatrix); 891 WidenPath(m_hDC); 892 SetPolyFillMode(m_hDC, WINDING); 893 FX_BOOL ret = SelectClipPath(m_hDC, RGN_AND); 894 hPen = (HPEN)SelectObject(m_hDC, hPen); 895 DeleteObject(hPen); 896 return ret; 897 } 898 FX_BOOL CGdiDeviceDriver::DrawCosmeticLine(FX_FLOAT x1, FX_FLOAT y1, FX_FLOAT x2, FX_FLOAT y2, FX_DWORD color, 899 int alpha_flag, void* pIccTransform, int blend_type) 900 { 901 if (blend_type != FXDIB_BLEND_NORMAL) { 902 return FALSE; 903 } 904 _Color2Argb(color, color, alpha_flag | (1 << 24), pIccTransform); 905 int a; 906 FX_COLORREF rgb; 907 ArgbDecode(color, a, rgb); 908 if (a == 0) { 909 return TRUE; 910 } 911 HPEN hPen = CreatePen(PS_SOLID, 1, rgb); 912 hPen = (HPEN)SelectObject(m_hDC, hPen); 913 MoveToEx(m_hDC, FXSYS_round(x1), FXSYS_round(y1), NULL); 914 LineTo(m_hDC, FXSYS_round(x2), FXSYS_round(y2)); 915 hPen = (HPEN)SelectObject(m_hDC, hPen); 916 DeleteObject(hPen); 917 return TRUE; 918 } 919 FX_BOOL CGdiDeviceDriver::DeleteDeviceRgn(FX_LPVOID pRgn) 920 { 921 DeleteObject((HGDIOBJ)pRgn); 922 return TRUE; 923 } 924 CGdiDisplayDriver::CGdiDisplayDriver(HDC hDC) : CGdiDeviceDriver(hDC, FXDC_DISPLAY) 925 { 926 CWin32Platform* pPlatform = (CWin32Platform*)CFX_GEModule::Get()->GetPlatformData(); 927 if (pPlatform->m_GdiplusExt.IsAvailable()) { 928 m_RenderCaps |= FXRC_ALPHA_PATH | FXRC_ALPHA_IMAGE; 929 } 930 } 931 FX_BOOL CGdiDisplayDriver::GetDIBits(CFX_DIBitmap* pBitmap, int left, int top, void* pIccTransform, FX_BOOL bDEdge) 932 { 933 FX_BOOL ret = FALSE; 934 int width = pBitmap->GetWidth(); 935 int height = pBitmap->GetHeight(); 936 HBITMAP hbmp = CreateCompatibleBitmap(m_hDC, width, height); 937 HDC hDCMemory = CreateCompatibleDC(m_hDC); 938 HBITMAP holdbmp = (HBITMAP)SelectObject(hDCMemory, hbmp); 939 BitBlt(hDCMemory, 0, 0, width, height, m_hDC, left, top, SRCCOPY); 940 SelectObject(hDCMemory, holdbmp); 941 BITMAPINFO bmi; 942 FXSYS_memset32(&bmi, 0, sizeof bmi); 943 bmi.bmiHeader.biSize = sizeof bmi.bmiHeader; 944 bmi.bmiHeader.biBitCount = pBitmap->GetBPP(); 945 bmi.bmiHeader.biHeight = -height; 946 bmi.bmiHeader.biPlanes = 1; 947 bmi.bmiHeader.biWidth = width; 948 if (!CFX_GEModule::Get()->GetCodecModule() || !CFX_GEModule::Get()->GetCodecModule()->GetIccModule()) { 949 pIccTransform = NULL; 950 } 951 if (pBitmap->GetBPP() > 8 && !pBitmap->IsCmykImage() && pIccTransform == NULL) { 952 ret = ::GetDIBits(hDCMemory, hbmp, 0, height, pBitmap->GetBuffer(), &bmi, DIB_RGB_COLORS) == height; 953 } else { 954 CFX_DIBitmap bitmap; 955 if (bitmap.Create(width, height, FXDIB_Rgb)) { 956 bmi.bmiHeader.biBitCount = 24; 957 ::GetDIBits(hDCMemory, hbmp, 0, height, bitmap.GetBuffer(), &bmi, DIB_RGB_COLORS); 958 ret = pBitmap->TransferBitmap(0, 0, width, height, &bitmap, 0, 0, pIccTransform); 959 } else { 960 ret = FALSE; 961 } 962 } 963 #ifndef _FPDFAPI_MINI_ 964 if (pBitmap->HasAlpha() && ret) { 965 pBitmap->LoadChannel(FXDIB_Alpha, 0xff); 966 } 967 #endif 968 DeleteObject(hbmp); 969 DeleteObject(hDCMemory); 970 return ret; 971 } 972 FX_BOOL CGdiDisplayDriver::SetDIBits(const CFX_DIBSource* pSource, FX_DWORD color, const FX_RECT* pSrcRect, int left, int top, int blend_type, 973 int alpha_flag, void* pIccTransform) 974 { 975 ASSERT(blend_type == FXDIB_BLEND_NORMAL); 976 if (pSource->IsAlphaMask()) { 977 int width = pSource->GetWidth(), height = pSource->GetHeight(); 978 int alpha = FXGETFLAG_COLORTYPE(alpha_flag) ? FXGETFLAG_ALPHA_FILL(alpha_flag) : FXARGB_A(color); 979 FX_BOOL bGDI = pSource->GetBPP() == 1 && alpha == 255; 980 if (!bGDI) { 981 CFX_DIBitmap background; 982 if (!background.Create(width, height, FXDIB_Rgb32) || 983 !GetDIBits(&background, left, top, NULL) || 984 !background.CompositeMask(0, 0, width, height, pSource, color, 0, 0, FXDIB_BLEND_NORMAL, NULL, FALSE, alpha_flag, pIccTransform)) { 985 return FALSE; 986 } 987 FX_RECT src_rect(0, 0, width, height); 988 return SetDIBits(&background, 0, &src_rect, left, top, FXDIB_BLEND_NORMAL, 0, NULL); 989 } 990 FX_RECT clip_rect(left, top, left + pSrcRect->Width(), top + pSrcRect->Height()); 991 return StretchDIBits(pSource, color, left - pSrcRect->left, top - pSrcRect->top, width, height, 992 &clip_rect, 0, alpha_flag, pIccTransform, FXDIB_BLEND_NORMAL); 993 } else { 994 int width = pSrcRect->Width(), height = pSrcRect->Height(); 995 if (pSource->HasAlpha()) { 996 CFX_DIBitmap bitmap; 997 if (!bitmap.Create(width, height, FXDIB_Rgb) || 998 !GetDIBits(&bitmap, left, top, NULL) || 999 !bitmap.CompositeBitmap(0, 0, width, height, pSource, pSrcRect->left, pSrcRect->top, FXDIB_BLEND_NORMAL, NULL, FALSE, pIccTransform)) { 1000 return FALSE; 1001 } 1002 FX_RECT src_rect(0, 0, width, height); 1003 return SetDIBits(&bitmap, 0, &src_rect, left, top, FXDIB_BLEND_NORMAL, 0, NULL); 1004 } 1005 CFX_DIBExtractor temp(pSource); 1006 CFX_DIBitmap* pBitmap = temp; 1007 if (pBitmap) { 1008 return GDI_SetDIBits(pBitmap, pSrcRect, left, top, pIccTransform); 1009 } 1010 } 1011 return FALSE; 1012 } 1013 FX_BOOL CGdiDisplayDriver::UseFoxitStretchEngine(const CFX_DIBSource* pSource, FX_DWORD color, int dest_left, int dest_top, 1014 int dest_width, int dest_height, const FX_RECT* pClipRect, int render_flags, 1015 int alpha_flag, void* pIccTransform, int blend_type) 1016 { 1017 FX_RECT bitmap_clip = *pClipRect; 1018 if (dest_width < 0) { 1019 dest_left += dest_width; 1020 } 1021 if (dest_height < 0) { 1022 dest_top += dest_height; 1023 } 1024 bitmap_clip.Offset(-dest_left, -dest_top); 1025 CFX_DIBitmap* pStretched = pSource->StretchTo(dest_width, dest_height, render_flags, &bitmap_clip); 1026 if (pStretched == NULL) { 1027 return TRUE; 1028 } 1029 FX_RECT src_rect(0, 0, pStretched->GetWidth(), pStretched->GetHeight()); 1030 FX_BOOL ret = SetDIBits(pStretched, color, &src_rect, pClipRect->left, pClipRect->top, FXDIB_BLEND_NORMAL, alpha_flag, pIccTransform); 1031 delete pStretched; 1032 return ret; 1033 } 1034 FX_BOOL CGdiDisplayDriver::StretchDIBits(const CFX_DIBSource* pSource, FX_DWORD color, int dest_left, int dest_top, 1035 int dest_width, int dest_height, const FX_RECT* pClipRect, FX_DWORD flags, 1036 int alpha_flag, void* pIccTransform, int blend_type) 1037 { 1038 ASSERT(pSource != NULL && pClipRect != NULL); 1039 if (flags || dest_width > 10000 || dest_width < -10000 || dest_height > 10000 || dest_height < -10000) 1040 return UseFoxitStretchEngine(pSource, color, dest_left, dest_top, dest_width, dest_height, 1041 pClipRect, flags, alpha_flag, pIccTransform, blend_type); 1042 if (pSource->IsAlphaMask()) { 1043 FX_RECT image_rect; 1044 image_rect.left = dest_width > 0 ? dest_left : dest_left + dest_width; 1045 image_rect.right = dest_width > 0 ? dest_left + dest_width : dest_left; 1046 image_rect.top = dest_height > 0 ? dest_top : dest_top + dest_height; 1047 image_rect.bottom = dest_height > 0 ? dest_top + dest_height : dest_top; 1048 FX_RECT clip_rect = image_rect; 1049 clip_rect.Intersect(*pClipRect); 1050 clip_rect.Offset(-image_rect.left, -image_rect.top); 1051 int clip_width = clip_rect.Width(), clip_height = clip_rect.Height(); 1052 CFX_DIBitmap* pStretched = pSource->StretchTo(dest_width, dest_height, flags, &clip_rect); 1053 if (pStretched == NULL) { 1054 return TRUE; 1055 } 1056 CFX_DIBitmap background; 1057 if (!background.Create(clip_width, clip_height, FXDIB_Rgb32) || 1058 !GetDIBits(&background, image_rect.left + clip_rect.left, image_rect.top + clip_rect.top, NULL) || 1059 !background.CompositeMask(0, 0, clip_width, clip_height, pStretched, color, 0, 0, FXDIB_BLEND_NORMAL, NULL, FALSE, alpha_flag, pIccTransform)) { 1060 delete pStretched; 1061 return FALSE; 1062 } 1063 FX_RECT src_rect(0, 0, clip_width, clip_height); 1064 FX_BOOL ret = SetDIBits(&background, 0, &src_rect, image_rect.left + clip_rect.left, image_rect.top + clip_rect.top, FXDIB_BLEND_NORMAL, 0, NULL); 1065 delete pStretched; 1066 return ret; 1067 } else { 1068 if (pSource->HasAlpha()) { 1069 CWin32Platform* pPlatform = (CWin32Platform*)CFX_GEModule::Get()->GetPlatformData(); 1070 if (pPlatform->m_GdiplusExt.IsAvailable() && pIccTransform == NULL && !pSource->IsCmykImage()) { 1071 CFX_DIBExtractor temp(pSource); 1072 CFX_DIBitmap* pBitmap = temp; 1073 if (pBitmap == NULL) { 1074 return FALSE; 1075 } 1076 return pPlatform->m_GdiplusExt.StretchDIBits(m_hDC, pBitmap, dest_left, dest_top, dest_width, dest_height, pClipRect, flags); 1077 } 1078 return UseFoxitStretchEngine(pSource, color, dest_left, dest_top, dest_width, dest_height, 1079 pClipRect, flags, alpha_flag, pIccTransform, blend_type); 1080 } 1081 CFX_DIBExtractor temp(pSource); 1082 CFX_DIBitmap* pBitmap = temp; 1083 if (pBitmap) { 1084 return GDI_StretchDIBits(pBitmap, dest_left, dest_top, dest_width, dest_height, flags, pIccTransform); 1085 } 1086 } 1087 return FALSE; 1088 } 1089 #define GET_PS_FEATURESETTING 4121 1090 #define FEATURESETTING_PSLEVEL 2 1091 int GetPSLevel(HDC hDC) 1092 { 1093 int device_type = ::GetDeviceCaps(hDC, TECHNOLOGY); 1094 if (device_type != DT_RASPRINTER) { 1095 return 0; 1096 } 1097 FX_DWORD esc = GET_PS_FEATURESETTING; 1098 if (ExtEscape(hDC, QUERYESCSUPPORT, sizeof esc, (char*)&esc, 0, NULL)) { 1099 int param = FEATURESETTING_PSLEVEL; 1100 if (ExtEscape(hDC, GET_PS_FEATURESETTING, sizeof(int), (char*)¶m, sizeof(int), (char*)¶m) > 0) { 1101 return param; 1102 } 1103 } 1104 esc = POSTSCRIPT_IDENTIFY; 1105 if (ExtEscape(hDC, QUERYESCSUPPORT, sizeof esc, (char*)&esc, 0, NULL) == 0) { 1106 esc = POSTSCRIPT_DATA; 1107 if (ExtEscape(hDC, QUERYESCSUPPORT, sizeof esc, (char*)&esc, 0, NULL)) { 1108 return 2; 1109 } 1110 return 0; 1111 } 1112 esc = PSIDENT_GDICENTRIC; 1113 if (ExtEscape(hDC, POSTSCRIPT_IDENTIFY, sizeof(FX_DWORD), (char*)&esc, 0, NULL) <= 0) { 1114 return 2; 1115 } 1116 esc = GET_PS_FEATURESETTING; 1117 if (ExtEscape(hDC, QUERYESCSUPPORT, sizeof esc, (char*)&esc, 0, NULL)) { 1118 int param = FEATURESETTING_PSLEVEL; 1119 if (ExtEscape(hDC, GET_PS_FEATURESETTING, sizeof(int), (char*)¶m, sizeof(int), (char*)¶m) > 0) { 1120 return param; 1121 } 1122 } 1123 return 2; 1124 } 1125 int CFX_WindowsDevice::m_psLevel = 2; 1126 CFX_WindowsDevice::CFX_WindowsDevice(HDC hDC, FX_BOOL bCmykOutput, FX_BOOL bForcePSOutput, int psLevel) 1127 { 1128 m_bForcePSOutput = bForcePSOutput; 1129 m_psLevel = psLevel; 1130 if (bForcePSOutput) { 1131 IFX_RenderDeviceDriver* pDriver = FX_NEW CPSPrinterDriver; 1132 if (!pDriver) { 1133 return; 1134 } 1135 ((CPSPrinterDriver*)pDriver)->Init(hDC, psLevel, bCmykOutput); 1136 SetDeviceDriver(pDriver); 1137 return; 1138 } 1139 SetDeviceDriver(CreateDriver(hDC, bCmykOutput)); 1140 } 1141 HDC CFX_WindowsDevice::GetDC() const 1142 { 1143 IFX_RenderDeviceDriver *pRDD = GetDeviceDriver(); 1144 if (!pRDD) { 1145 return NULL; 1146 } 1147 return (HDC)pRDD->GetPlatformSurface(); 1148 } 1149 IFX_RenderDeviceDriver* CFX_WindowsDevice::CreateDriver(HDC hDC, FX_BOOL bCmykOutput) 1150 { 1151 int device_type = ::GetDeviceCaps(hDC, TECHNOLOGY); 1152 int obj_type = ::GetObjectType(hDC); 1153 int device_class; 1154 if (device_type == DT_RASPRINTER || device_type == DT_PLOTTER || obj_type == OBJ_ENHMETADC) { 1155 device_class = FXDC_PRINTER; 1156 } else { 1157 device_class = FXDC_DISPLAY; 1158 } 1159 return FX_NEW CGdiDisplayDriver(hDC); 1160 } 1161 CFX_WinBitmapDevice::CFX_WinBitmapDevice(int width, int height, FXDIB_Format format) 1162 { 1163 BITMAPINFOHEADER bmih; 1164 FXSYS_memset32(&bmih, 0, sizeof (BITMAPINFOHEADER)); 1165 bmih.biSize = sizeof(BITMAPINFOHEADER); 1166 bmih.biBitCount = format & 0xff; 1167 bmih.biHeight = -height; 1168 bmih.biPlanes = 1; 1169 bmih.biWidth = width; 1170 FX_LPBYTE pBuffer; 1171 m_hBitmap = CreateDIBSection(NULL, (BITMAPINFO*)&bmih, DIB_RGB_COLORS, (FX_LPVOID*)&pBuffer, NULL, 0); 1172 if (m_hBitmap == NULL) { 1173 return; 1174 } 1175 CFX_DIBitmap* pBitmap = FX_NEW CFX_DIBitmap; 1176 if (!pBitmap) { 1177 return; 1178 } 1179 pBitmap->Create(width, height, format, pBuffer); 1180 SetBitmap(pBitmap); 1181 m_hDC = ::CreateCompatibleDC(NULL); 1182 m_hOldBitmap = (HBITMAP)SelectObject(m_hDC, m_hBitmap); 1183 IFX_RenderDeviceDriver* pDriver = FX_NEW CGdiDisplayDriver(m_hDC); 1184 if (!pDriver) { 1185 return; 1186 } 1187 SetDeviceDriver(pDriver); 1188 } 1189 CFX_WinBitmapDevice::~CFX_WinBitmapDevice() 1190 { 1191 if (m_hDC) { 1192 SelectObject(m_hDC, m_hOldBitmap); 1193 DeleteDC(m_hDC); 1194 } 1195 if (m_hBitmap) { 1196 DeleteObject(m_hBitmap); 1197 } 1198 delete GetBitmap(); 1199 } 1200 #endif 1201