mewin/nana
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Merge branch 'hotfixes-1.1.1' into feature-docker-place

Browse Source
This commit is contained in:
Jinhao
2015-08-16 09:17:23 +08:00
parent c859b86a3f 3bf9a60563
commit c1e9ea3daf
3 changed files with 22 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
source/paint/graphics.cpp
View File

@@ -817,7 +817,7 @@ namespace paint
size_.width = size_.height = 0;
}
void graphics::save_as_file(const char* file) const
void graphics::save_as_file(const char* file_utf8) const throw()
{
if(handle_)
{
@@ -831,25 +831,28 @@ namespace paint
bmpInfo.bmiHeader.biPlanes = 1;
bmpInfo.bmiHeader.biBitCount = 24;
const size_t lineBytes = ((bmpInfo.bmiHeader.biWidth * 3) + 3) & (~3);
const size_t imageBytes = iHeight * lineBytes;
HDC hdcMem = ::CreateCompatibleDC(handle_->context);
BYTE *pData = nullptr;
HBITMAP hBmp = CreateDIBSection(hdcMem, &bmpInfo, DIB_RGB_COLORS, reinterpret_cast<void**>(&pData), 0, 0);
HBITMAP hBmp = ::CreateDIBSection(hdcMem, &bmpInfo, DIB_RGB_COLORS, reinterpret_cast<void**>(&pData), 0, 0);
::SelectObject(hdcMem, hBmp);
BitBlt(hdcMem, 0, 0, iWidth, iHeight, handle_->context, 0, 0, SRCCOPY);
BITMAPFILEHEADER bmFileHeader = {0};
BITMAPFILEHEADER bmFileHeader = { 0 };
bmFileHeader.bfType = 0x4d42; //bmp
bmFileHeader.bfOffBits = sizeof(BITMAPFILEHEADER) + sizeof(BITMAPINFOHEADER);
bmFileHeader.bfSize = bmFileHeader.bfOffBits + ((bmpInfo.bmiHeader.biWidth * bmpInfo.bmiHeader.biHeight) * 3); ///3=(24 / 8)
bmFileHeader.bfSize = bmFileHeader.bfOffBits + imageBytes;
HANDLE hFile = CreateFileA(file,GENERIC_WRITE,0,NULL,CREATE_ALWAYS,FILE_ATTRIBUTE_NORMAL,NULL);
HANDLE hFile = ::CreateFileW(static_cast<std::wstring>(::nana::charset(file_utf8, ::nana::unicode::utf8)).data(), GENERIC_WRITE, 0, nullptr, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
DWORD dwWrite = 0;
WriteFile(hFile,&bmFileHeader,sizeof(BITMAPFILEHEADER),&dwWrite,NULL);
WriteFile(hFile,&bmpInfo.bmiHeader, sizeof(BITMAPINFOHEADER),&dwWrite,NULL);
WriteFile(hFile,pData, iWidth * iHeight * 3,&dwWrite,NULL);
CloseHandle(hFile);
::WriteFile(hFile, &bmFileHeader, sizeof(BITMAPFILEHEADER), &dwWrite, nullptr);
::WriteFile(hFile, &bmpInfo.bmiHeader, sizeof(BITMAPINFOHEADER), &dwWrite, nullptr);
::WriteFile(hFile, pData, imageBytes, &dwWrite, nullptr);
::CloseHandle(hFile);
::DeleteObject(hBmp);
::DeleteDC(hdcMem);