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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #include "core/include/fxge/fx_ge.h" | 7 #include "core/include/fxge/fx_ge.h" |
8 | 8 |
9 #if _FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_DESKTOP_ | 9 #if _FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_DESKTOP_ |
10 #include <windows.h> | 10 #include <windows.h> |
11 | 11 |
12 #include "core/fxge/win32/win32_int.h" | 12 #include "core/fxge/win32/win32_int.h" |
13 #include "core/include/fxge/fx_ge_win32.h" | 13 #include "core/include/fxge/fx_ge_win32.h" |
14 | 14 |
15 CFX_ByteString CFX_WindowsDIB::GetBitmapInfo(const CFX_DIBitmap* pBitmap) { | 15 CFX_ByteString CFX_WindowsDIB::GetBitmapInfo(const CFX_DIBitmap* pBitmap) { |
16 CFX_ByteString result; | 16 CFX_ByteString result; |
17 int len = sizeof(BITMAPINFOHEADER); | 17 int len = sizeof(BITMAPINFOHEADER); |
18 if (pBitmap->GetBPP() == 1 || pBitmap->GetBPP() == 8) { | 18 if (pBitmap->GetBPP() == 1 || pBitmap->GetBPP() == 8) { |
19 len += sizeof(DWORD) * (int)(1 << pBitmap->GetBPP()); | 19 len += sizeof(DWORD) * (int)(1 << pBitmap->GetBPP()); |
20 } | 20 } |
21 BITMAPINFOHEADER* pbmih = (BITMAPINFOHEADER*)result.GetBuffer(len); | 21 BITMAPINFOHEADER* pbmih = (BITMAPINFOHEADER*)result.GetBuffer(len); |
22 FXSYS_memset(pbmih, 0, sizeof(BITMAPINFOHEADER)); | 22 FXSYS_memset(pbmih, 0, sizeof(BITMAPINFOHEADER)); |
23 pbmih->biSize = sizeof(BITMAPINFOHEADER); | 23 pbmih->biSize = sizeof(BITMAPINFOHEADER); |
24 pbmih->biBitCount = pBitmap->GetBPP(); | 24 pbmih->biBitCount = pBitmap->GetBPP(); |
25 pbmih->biCompression = BI_RGB; | 25 pbmih->biCompression = BI_RGB; |
26 pbmih->biHeight = -(int)pBitmap->GetHeight(); | 26 pbmih->biHeight = -(int)pBitmap->GetHeight(); |
27 pbmih->biPlanes = 1; | 27 pbmih->biPlanes = 1; |
28 pbmih->biWidth = pBitmap->GetWidth(); | 28 pbmih->biWidth = pBitmap->GetWidth(); |
29 if (pBitmap->GetBPP() == 8) { | 29 if (pBitmap->GetBPP() == 8) { |
30 FX_DWORD* pPalette = (FX_DWORD*)(pbmih + 1); | 30 uint32_t* pPalette = (uint32_t*)(pbmih + 1); |
31 if (pBitmap->GetPalette()) { | 31 if (pBitmap->GetPalette()) { |
32 for (int i = 0; i < 256; i++) { | 32 for (int i = 0; i < 256; i++) { |
33 pPalette[i] = pBitmap->GetPalette()[i]; | 33 pPalette[i] = pBitmap->GetPalette()[i]; |
34 } | 34 } |
35 } else { | 35 } else { |
36 for (int i = 0; i < 256; i++) { | 36 for (int i = 0; i < 256; i++) { |
37 pPalette[i] = i * 0x010101; | 37 pPalette[i] = i * 0x010101; |
38 } | 38 } |
39 } | 39 } |
40 } | 40 } |
41 if (pBitmap->GetBPP() == 1) { | 41 if (pBitmap->GetBPP() == 1) { |
42 FX_DWORD* pPalette = (FX_DWORD*)(pbmih + 1); | 42 uint32_t* pPalette = (uint32_t*)(pbmih + 1); |
43 if (pBitmap->GetPalette()) { | 43 if (pBitmap->GetPalette()) { |
44 pPalette[0] = pBitmap->GetPalette()[0]; | 44 pPalette[0] = pBitmap->GetPalette()[0]; |
45 pPalette[1] = pBitmap->GetPalette()[1]; | 45 pPalette[1] = pBitmap->GetPalette()[1]; |
46 } else { | 46 } else { |
47 pPalette[0] = 0; | 47 pPalette[0] = 0; |
48 pPalette[1] = 0xffffff; | 48 pPalette[1] = 0xffffff; |
49 } | 49 } |
50 } | 50 } |
51 result.ReleaseBuffer(len); | 51 result.ReleaseBuffer(len); |
52 return result; | 52 return result; |
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81 pBitmap->GetBuffer() + bottom * pitch, pitch); | 81 pBitmap->GetBuffer() + bottom * pitch, pitch); |
82 FXSYS_memcpy(pBitmap->GetBuffer() + bottom * pitch, temp_buf, pitch); | 82 FXSYS_memcpy(pBitmap->GetBuffer() + bottom * pitch, temp_buf, pitch); |
83 top++; | 83 top++; |
84 bottom--; | 84 bottom--; |
85 } | 85 } |
86 FX_Free(temp_buf); | 86 FX_Free(temp_buf); |
87 temp_buf = NULL; | 87 temp_buf = NULL; |
88 } | 88 } |
89 if (pbmi->bmiHeader.biBitCount == 1) { | 89 if (pbmi->bmiHeader.biBitCount == 1) { |
90 for (int i = 0; i < 2; i++) { | 90 for (int i = 0; i < 2; i++) { |
91 pBitmap->SetPaletteEntry(i, ((FX_DWORD*)pbmi->bmiColors)[i] | 0xff000000); | 91 pBitmap->SetPaletteEntry(i, ((uint32_t*)pbmi->bmiColors)[i] | 0xff000000); |
92 } | 92 } |
93 } else if (pbmi->bmiHeader.biBitCount == 8) { | 93 } else if (pbmi->bmiHeader.biBitCount == 8) { |
94 for (int i = 0; i < 256; i++) { | 94 for (int i = 0; i < 256; i++) { |
95 pBitmap->SetPaletteEntry(i, ((FX_DWORD*)pbmi->bmiColors)[i] | 0xff000000); | 95 pBitmap->SetPaletteEntry(i, ((uint32_t*)pbmi->bmiColors)[i] | 0xff000000); |
96 } | 96 } |
97 } | 97 } |
98 return pBitmap; | 98 return pBitmap; |
99 } | 99 } |
100 CFX_DIBitmap* CFX_WindowsDIB::LoadFromBuf(BITMAPINFO* pbmi, LPVOID pData) { | 100 CFX_DIBitmap* CFX_WindowsDIB::LoadFromBuf(BITMAPINFO* pbmi, LPVOID pData) { |
101 return _FX_WindowsDIB_LoadFromBuf(pbmi, pData, FALSE); | 101 return _FX_WindowsDIB_LoadFromBuf(pbmi, pData, FALSE); |
102 } | 102 } |
103 HBITMAP CFX_WindowsDIB::GetDDBitmap(const CFX_DIBitmap* pBitmap, HDC hDC) { | 103 HBITMAP CFX_WindowsDIB::GetDDBitmap(const CFX_DIBitmap* pBitmap, HDC hDC) { |
104 CFX_ByteString info = GetBitmapInfo(pBitmap); | 104 CFX_ByteString info = GetBitmapInfo(pBitmap); |
105 HBITMAP hBitmap = NULL; | 105 HBITMAP hBitmap = NULL; |
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175 (BITMAPINFO*)info.c_str(), DIB_RGB_COLORS); | 175 (BITMAPINFO*)info.c_str(), DIB_RGB_COLORS); |
176 if (!ret) { | 176 if (!ret) { |
177 delete pDIBitmap; | 177 delete pDIBitmap; |
178 pDIBitmap = NULL; | 178 pDIBitmap = NULL; |
179 } | 179 } |
180 DeleteDC(hDC); | 180 DeleteDC(hDC); |
181 return pDIBitmap; | 181 return pDIBitmap; |
182 } | 182 } |
183 CFX_DIBitmap* CFX_WindowsDIB::LoadFromDDB(HDC hDC, | 183 CFX_DIBitmap* CFX_WindowsDIB::LoadFromDDB(HDC hDC, |
184 HBITMAP hBitmap, | 184 HBITMAP hBitmap, |
185 FX_DWORD* pPalette, | 185 uint32_t* pPalette, |
186 FX_DWORD palsize) { | 186 uint32_t palsize) { |
187 FX_BOOL bCreatedDC = !hDC; | 187 FX_BOOL bCreatedDC = !hDC; |
188 if (bCreatedDC) { | 188 if (bCreatedDC) { |
189 hDC = CreateCompatibleDC(NULL); | 189 hDC = CreateCompatibleDC(NULL); |
190 } | 190 } |
191 BITMAPINFOHEADER bmih; | 191 BITMAPINFOHEADER bmih; |
192 FXSYS_memset(&bmih, 0, sizeof bmih); | 192 FXSYS_memset(&bmih, 0, sizeof bmih); |
193 bmih.biSize = sizeof bmih; | 193 bmih.biSize = sizeof bmih; |
194 GetDIBits(hDC, hBitmap, 0, 0, NULL, (BITMAPINFO*)&bmih, DIB_RGB_COLORS); | 194 GetDIBits(hDC, hBitmap, 0, 0, NULL, (BITMAPINFO*)&bmih, DIB_RGB_COLORS); |
195 int width = bmih.biWidth; | 195 int width = bmih.biWidth; |
196 int height = abs(bmih.biHeight); | 196 int height = abs(bmih.biHeight); |
197 bmih.biHeight = -height; | 197 bmih.biHeight = -height; |
198 bmih.biCompression = BI_RGB; | 198 bmih.biCompression = BI_RGB; |
199 CFX_DIBitmap* pDIBitmap = new CFX_DIBitmap; | 199 CFX_DIBitmap* pDIBitmap = new CFX_DIBitmap; |
200 int ret = 0; | 200 int ret = 0; |
201 if (bmih.biBitCount == 1 || bmih.biBitCount == 8) { | 201 if (bmih.biBitCount == 1 || bmih.biBitCount == 8) { |
202 int size = sizeof(BITMAPINFOHEADER) + 8; | 202 int size = sizeof(BITMAPINFOHEADER) + 8; |
203 if (bmih.biBitCount == 8) { | 203 if (bmih.biBitCount == 8) { |
204 size += sizeof(FX_DWORD) * 254; | 204 size += sizeof(uint32_t) * 254; |
205 } | 205 } |
206 BITMAPINFO* pbmih = (BITMAPINFO*)FX_Alloc(uint8_t, size); | 206 BITMAPINFO* pbmih = (BITMAPINFO*)FX_Alloc(uint8_t, size); |
207 pbmih->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); | 207 pbmih->bmiHeader.biSize = sizeof(BITMAPINFOHEADER); |
208 pbmih->bmiHeader.biBitCount = bmih.biBitCount; | 208 pbmih->bmiHeader.biBitCount = bmih.biBitCount; |
209 pbmih->bmiHeader.biCompression = BI_RGB; | 209 pbmih->bmiHeader.biCompression = BI_RGB; |
210 pbmih->bmiHeader.biHeight = -height; | 210 pbmih->bmiHeader.biHeight = -height; |
211 pbmih->bmiHeader.biPlanes = 1; | 211 pbmih->bmiHeader.biPlanes = 1; |
212 pbmih->bmiHeader.biWidth = bmih.biWidth; | 212 pbmih->bmiHeader.biWidth = bmih.biWidth; |
213 if (!pDIBitmap->Create(bmih.biWidth, height, bmih.biBitCount == 1 | 213 if (!pDIBitmap->Create(bmih.biWidth, height, bmih.biBitCount == 1 |
214 ? FXDIB_1bppRgb | 214 ? FXDIB_1bppRgb |
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280 DeleteDC(m_hMemDC); | 280 DeleteDC(m_hMemDC); |
281 DeleteObject(m_hBitmap); | 281 DeleteObject(m_hBitmap); |
282 } | 282 } |
283 void CFX_WindowsDIB::LoadFromDevice(HDC hDC, int left, int top) { | 283 void CFX_WindowsDIB::LoadFromDevice(HDC hDC, int left, int top) { |
284 ::BitBlt(m_hMemDC, 0, 0, m_Width, m_Height, hDC, left, top, SRCCOPY); | 284 ::BitBlt(m_hMemDC, 0, 0, m_Width, m_Height, hDC, left, top, SRCCOPY); |
285 } | 285 } |
286 void CFX_WindowsDIB::SetToDevice(HDC hDC, int left, int top) { | 286 void CFX_WindowsDIB::SetToDevice(HDC hDC, int left, int top) { |
287 ::BitBlt(hDC, left, top, m_Width, m_Height, m_hMemDC, 0, 0, SRCCOPY); | 287 ::BitBlt(hDC, left, top, m_Width, m_Height, m_hMemDC, 0, 0, SRCCOPY); |
288 } | 288 } |
289 #endif | 289 #endif |
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