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Unified Diff: core/src/fxge/win32/fx_win32_dib.cpp

Issue 1800523005: Move core/src/ up to core/. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Created 4 years, 9 months ago
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Index: core/src/fxge/win32/fx_win32_dib.cpp
diff --git a/core/src/fxge/win32/fx_win32_dib.cpp b/core/src/fxge/win32/fx_win32_dib.cpp
deleted file mode 100644
index d3f8b60c08e3787ea26e0fe01ece9e84c453bc8c..0000000000000000000000000000000000000000
--- a/core/src/fxge/win32/fx_win32_dib.cpp
+++ /dev/null
@@ -1,289 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "core/include/fxge/fx_ge.h"
-
-#if _FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_DESKTOP_
-#include <windows.h>
-
-#include "core/include/fxge/fx_ge_win32.h"
-#include "core/src/fxge/win32/win32_int.h"
-
-CFX_ByteString CFX_WindowsDIB::GetBitmapInfo(const CFX_DIBitmap* pBitmap) {
- CFX_ByteString result;
- int len = sizeof(BITMAPINFOHEADER);
- if (pBitmap->GetBPP() == 1 || pBitmap->GetBPP() == 8) {
- len += sizeof(DWORD) * (int)(1 << pBitmap->GetBPP());
- }
- BITMAPINFOHEADER* pbmih = (BITMAPINFOHEADER*)result.GetBuffer(len);
- FXSYS_memset(pbmih, 0, sizeof(BITMAPINFOHEADER));
- pbmih->biSize = sizeof(BITMAPINFOHEADER);
- pbmih->biBitCount = pBitmap->GetBPP();
- pbmih->biCompression = BI_RGB;
- pbmih->biHeight = -(int)pBitmap->GetHeight();
- pbmih->biPlanes = 1;
- pbmih->biWidth = pBitmap->GetWidth();
- if (pBitmap->GetBPP() == 8) {
- FX_DWORD* pPalette = (FX_DWORD*)(pbmih + 1);
- if (pBitmap->GetPalette()) {
- for (int i = 0; i < 256; i++) {
- pPalette[i] = pBitmap->GetPalette()[i];
- }
- } else {
- for (int i = 0; i < 256; i++) {
- pPalette[i] = i * 0x010101;
- }
- }
- }
- if (pBitmap->GetBPP() == 1) {
- FX_DWORD* pPalette = (FX_DWORD*)(pbmih + 1);
- if (pBitmap->GetPalette()) {
- pPalette[0] = pBitmap->GetPalette()[0];
- pPalette[1] = pBitmap->GetPalette()[1];
- } else {
- pPalette[0] = 0;
- pPalette[1] = 0xffffff;
- }
- }
- result.ReleaseBuffer(len);
- return result;
-}
-CFX_DIBitmap* _FX_WindowsDIB_LoadFromBuf(BITMAPINFO* pbmi,
- LPVOID pData,
- FX_BOOL bAlpha) {
- int width = pbmi->bmiHeader.biWidth;
- int height = pbmi->bmiHeader.biHeight;
- BOOL bBottomUp = TRUE;
- if (height < 0) {
- height = -height;
- bBottomUp = FALSE;
- }
- int pitch = (width * pbmi->bmiHeader.biBitCount + 31) / 32 * 4;
- CFX_DIBitmap* pBitmap = new CFX_DIBitmap;
- FXDIB_Format format = bAlpha
- ? (FXDIB_Format)(pbmi->bmiHeader.biBitCount + 0x200)
- : (FXDIB_Format)pbmi->bmiHeader.biBitCount;
- FX_BOOL ret = pBitmap->Create(width, height, format);
- if (!ret) {
- delete pBitmap;
- return NULL;
- }
- FXSYS_memcpy(pBitmap->GetBuffer(), pData, pitch * height);
- if (bBottomUp) {
- uint8_t* temp_buf = FX_Alloc(uint8_t, pitch);
- int top = 0, bottom = height - 1;
- while (top < bottom) {
- FXSYS_memcpy(temp_buf, pBitmap->GetBuffer() + top * pitch, pitch);
- FXSYS_memcpy(pBitmap->GetBuffer() + top * pitch,
- pBitmap->GetBuffer() + bottom * pitch, pitch);
- FXSYS_memcpy(pBitmap->GetBuffer() + bottom * pitch, temp_buf, pitch);
- top++;
- bottom--;
- }
- FX_Free(temp_buf);
- temp_buf = NULL;
- }
- if (pbmi->bmiHeader.biBitCount == 1) {
- for (int i = 0; i < 2; i++) {
- pBitmap->SetPaletteEntry(i, ((FX_DWORD*)pbmi->bmiColors)[i] | 0xff000000);
- }
- } else if (pbmi->bmiHeader.biBitCount == 8) {
- for (int i = 0; i < 256; i++) {
- pBitmap->SetPaletteEntry(i, ((FX_DWORD*)pbmi->bmiColors)[i] | 0xff000000);
- }
- }
- return pBitmap;
-}
-CFX_DIBitmap* CFX_WindowsDIB::LoadFromBuf(BITMAPINFO* pbmi, LPVOID pData) {
- return _FX_WindowsDIB_LoadFromBuf(pbmi, pData, FALSE);
-}
-HBITMAP CFX_WindowsDIB::GetDDBitmap(const CFX_DIBitmap* pBitmap, HDC hDC) {
- CFX_ByteString info = GetBitmapInfo(pBitmap);
- HBITMAP hBitmap = NULL;
- hBitmap = CreateDIBitmap(hDC, (BITMAPINFOHEADER*)info.c_str(), CBM_INIT,
- pBitmap->GetBuffer(), (BITMAPINFO*)info.c_str(),
- DIB_RGB_COLORS);
- return hBitmap;
-}
-void GetBitmapSize(HBITMAP hBitmap, int& w, int& h) {
- BITMAP bmp;
- GetObject(hBitmap, sizeof bmp, &bmp);
- w = bmp.bmWidth;
- h = bmp.bmHeight;
-}
-CFX_DIBitmap* CFX_WindowsDIB::LoadFromFile(const FX_WCHAR* filename) {
- CWin32Platform* pPlatform =
- (CWin32Platform*)CFX_GEModule::Get()->GetPlatformData();
- if (pPlatform->m_GdiplusExt.IsAvailable()) {
- WINDIB_Open_Args_ args;
- args.flags = WINDIB_OPEN_PATHNAME;
- args.path_name = filename;
- return pPlatform->m_GdiplusExt.LoadDIBitmap(args);
- }
- HBITMAP hBitmap = (HBITMAP)LoadImageW(NULL, (wchar_t*)filename, IMAGE_BITMAP,
- 0, 0, LR_LOADFROMFILE);
- if (!hBitmap) {
- return NULL;
- }
- HDC hDC = CreateCompatibleDC(NULL);
- int width, height;
- GetBitmapSize(hBitmap, width, height);
- CFX_DIBitmap* pDIBitmap = new CFX_DIBitmap;
- if (!pDIBitmap->Create(width, height, FXDIB_Rgb)) {
- delete pDIBitmap;
- DeleteDC(hDC);
- return NULL;
- }
- CFX_ByteString info = GetBitmapInfo(pDIBitmap);
- int ret = GetDIBits(hDC, hBitmap, 0, height, pDIBitmap->GetBuffer(),
- (BITMAPINFO*)info.c_str(), DIB_RGB_COLORS);
- if (!ret) {
- delete pDIBitmap;
- pDIBitmap = NULL;
- }
- DeleteDC(hDC);
- return pDIBitmap;
-}
-CFX_DIBitmap* CFX_WindowsDIB::LoadDIBitmap(WINDIB_Open_Args_ args) {
- CWin32Platform* pPlatform =
- (CWin32Platform*)CFX_GEModule::Get()->GetPlatformData();
- if (pPlatform->m_GdiplusExt.IsAvailable()) {
- return pPlatform->m_GdiplusExt.LoadDIBitmap(args);
- }
- if (args.flags == WINDIB_OPEN_MEMORY) {
- return NULL;
- }
- HBITMAP hBitmap = (HBITMAP)LoadImageW(NULL, (wchar_t*)args.path_name,
- IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE);
- if (!hBitmap) {
- return NULL;
- }
- HDC hDC = CreateCompatibleDC(NULL);
- int width, height;
- GetBitmapSize(hBitmap, width, height);
- CFX_DIBitmap* pDIBitmap = new CFX_DIBitmap;
- if (!pDIBitmap->Create(width, height, FXDIB_Rgb)) {
- delete pDIBitmap;
- DeleteDC(hDC);
- return NULL;
- }
- CFX_ByteString info = GetBitmapInfo(pDIBitmap);
- int ret = GetDIBits(hDC, hBitmap, 0, height, pDIBitmap->GetBuffer(),
- (BITMAPINFO*)info.c_str(), DIB_RGB_COLORS);
- if (!ret) {
- delete pDIBitmap;
- pDIBitmap = NULL;
- }
- DeleteDC(hDC);
- return pDIBitmap;
-}
-CFX_DIBitmap* CFX_WindowsDIB::LoadFromDDB(HDC hDC,
- HBITMAP hBitmap,
- FX_DWORD* pPalette,
- FX_DWORD palsize) {
- FX_BOOL bCreatedDC = !hDC;
- if (bCreatedDC) {
- hDC = CreateCompatibleDC(NULL);
- }
- BITMAPINFOHEADER bmih;
- FXSYS_memset(&bmih, 0, sizeof bmih);
- bmih.biSize = sizeof bmih;
- GetDIBits(hDC, hBitmap, 0, 0, NULL, (BITMAPINFO*)&bmih, DIB_RGB_COLORS);
- int width = bmih.biWidth;
- int height = abs(bmih.biHeight);
- bmih.biHeight = -height;
- bmih.biCompression = BI_RGB;
- CFX_DIBitmap* pDIBitmap = new CFX_DIBitmap;
- int ret = 0;
- if (bmih.biBitCount == 1 || bmih.biBitCount == 8) {
- int size = sizeof(BITMAPINFOHEADER) + 8;
- if (bmih.biBitCount == 8) {
- size += sizeof(FX_DWORD) * 254;
- }
- BITMAPINFO* pbmih = (BITMAPINFO*)FX_Alloc(uint8_t, size);
- pbmih->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
- pbmih->bmiHeader.biBitCount = bmih.biBitCount;
- pbmih->bmiHeader.biCompression = BI_RGB;
- pbmih->bmiHeader.biHeight = -height;
- pbmih->bmiHeader.biPlanes = 1;
- pbmih->bmiHeader.biWidth = bmih.biWidth;
- if (!pDIBitmap->Create(bmih.biWidth, height, bmih.biBitCount == 1
- ? FXDIB_1bppRgb
- : FXDIB_8bppRgb)) {
- delete pDIBitmap;
- FX_Free(pbmih);
- if (bCreatedDC) {
- DeleteDC(hDC);
- }
- return NULL;
- }
- ret = GetDIBits(hDC, hBitmap, 0, height, pDIBitmap->GetBuffer(),
- (BITMAPINFO*)pbmih, DIB_RGB_COLORS);
- FX_Free(pbmih);
- pbmih = NULL;
- pDIBitmap->CopyPalette(pPalette, palsize);
- } else {
- if (bmih.biBitCount <= 24) {
- bmih.biBitCount = 24;
- } else {
- bmih.biBitCount = 32;
- }
- if (!pDIBitmap->Create(bmih.biWidth, height,
- bmih.biBitCount == 24 ? FXDIB_Rgb : FXDIB_Rgb32)) {
- delete pDIBitmap;
- if (bCreatedDC) {
- DeleteDC(hDC);
- }
- return NULL;
- }
- ret = GetDIBits(hDC, hBitmap, 0, height, pDIBitmap->GetBuffer(),
- (BITMAPINFO*)&bmih, DIB_RGB_COLORS);
- if (ret != 0 && bmih.biBitCount == 32) {
- int pitch = pDIBitmap->GetPitch();
- for (int row = 0; row < height; row++) {
- uint8_t* dest_scan = (uint8_t*)(pDIBitmap->GetBuffer() + row * pitch);
- for (int col = 0; col < width; col++) {
- dest_scan[3] = 255;
- dest_scan += 4;
- }
- }
- }
- }
- if (ret == 0) {
- delete pDIBitmap;
- pDIBitmap = NULL;
- }
- if (bCreatedDC) {
- DeleteDC(hDC);
- }
- return pDIBitmap;
-}
-CFX_WindowsDIB::CFX_WindowsDIB(HDC hDC, int width, int height) {
- Create(width, height, FXDIB_Rgb, (uint8_t*)1);
- BITMAPINFOHEADER bmih;
- FXSYS_memset(&bmih, 0, sizeof bmih);
- bmih.biSize = sizeof bmih;
- bmih.biBitCount = 24;
- bmih.biHeight = -height;
- bmih.biPlanes = 1;
- bmih.biWidth = width;
- m_hBitmap = CreateDIBSection(hDC, (BITMAPINFO*)&bmih, DIB_RGB_COLORS,
- (LPVOID*)&m_pBuffer, NULL, 0);
- m_hMemDC = CreateCompatibleDC(hDC);
- m_hOldBitmap = (HBITMAP)SelectObject(m_hMemDC, m_hBitmap);
-}
-CFX_WindowsDIB::~CFX_WindowsDIB() {
- SelectObject(m_hMemDC, m_hOldBitmap);
- DeleteDC(m_hMemDC);
- DeleteObject(m_hBitmap);
-}
-void CFX_WindowsDIB::LoadFromDevice(HDC hDC, int left, int top) {
- ::BitBlt(m_hMemDC, 0, 0, m_Width, m_Height, hDC, left, top, SRCCOPY);
-}
-void CFX_WindowsDIB::SetToDevice(HDC hDC, int left, int top) {
- ::BitBlt(hDC, left, top, m_Width, m_Height, m_hMemDC, 0, 0, SRCCOPY);
-}
-#endif
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