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/*
Popup Plus plugin for Miranda IM
Copyright � 2002 Luca Santarelli,
� 2004-2007 Victor Pavlychko
� 2010 MPK
� 2010 Merlin_de
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* 99% of this code was adopted from clist_modern by FYR */
#include "headers.h"
#undef Translate
// fix for old SDK and new GDI+
#define ULONG_PTR unsigned long
#include "gdiplus.h"
DWORD g_gdiplusToken;
bool gbGdiPlusLoaded;
void LoadGDIPlus()
{
Gdiplus::GdiplusStartupInput gdiplusStartupInput;
gbGdiPlusLoaded = false;
__try {
if (g_gdiplusToken == 0)
Gdiplus::GdiplusStartup(&g_gdiplusToken, &gdiplusStartupInput, NULL);
}
__except ( EXCEPTION_EXECUTE_HANDLER ) {
gbGdiPlusLoaded = false;
}
}
void UnloadGDIPlus()
{
Gdiplus::GdiplusStartupInput gdiplusStartupInput;
__try {
if (g_gdiplusToken && gbGdiPlusLoaded)
Gdiplus::GdiplusShutdown(g_gdiplusToken);
}
__except ( EXCEPTION_EXECUTE_HANDLER ) {
// do nothing
}
gbGdiPlusLoaded = true;
g_gdiplusToken = 0;
}
using namespace Gdiplus;
/////////////////////////////////////////////////////////////////////////////////
// GDIPlus_IsAnimatedGIF and GDIPlus_ExtractAnimatedGIF
// based on routine from http://www.codeproject.com/vcpp/gdiplus/imageexgdi.asp
//
HBITMAP SkinEngine_CreateDIB32(int cx, int cy)
{
BITMAPINFO RGB32BitsBITMAPINFO;
UINT * ptPixels;
HBITMAP DirectBitmap;
if ( cx < 0 || cy < 0 ) {
return NULL;
}
ZeroMemory(&RGB32BitsBITMAPINFO,sizeof(BITMAPINFO));
RGB32BitsBITMAPINFO.bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
RGB32BitsBITMAPINFO.bmiHeader.biWidth=cx;//bm.bmWidth;
RGB32BitsBITMAPINFO.bmiHeader.biHeight=cy;//bm.bmHeight;
RGB32BitsBITMAPINFO.bmiHeader.biPlanes=1;
RGB32BitsBITMAPINFO.bmiHeader.biBitCount=32;
// pointer used for direct Bitmap pixels access
DirectBitmap = CreateDIBSection(NULL,
(BITMAPINFO *)&RGB32BitsBITMAPINFO,
DIB_RGB_COLORS,
(void **)&ptPixels,
NULL, 0);
if ((DirectBitmap == NULL || ptPixels == NULL) && cx!= 0 && cy!=0)
{
;
}
else
{
memset(ptPixels,0,cx*cy*4);
}
return DirectBitmap;
}
BOOL GDIPlus_IsAnimatedGIF(TCHAR * szName)
{
int nFrameCount=0;
Image image(szName);
UINT count = 0;
count = image.GetFrameDimensionsCount();
GUID* pDimensionIDs = new GUID[count];
// Get the list of frame dimensions from the Image object.
image.GetFrameDimensionsList(pDimensionIDs, count);
// Get the number of frames in the first dimension.
nFrameCount = image.GetFrameCount(&pDimensionIDs[0]);
delete []pDimensionIDs;
return (BOOL) (nFrameCount > 1) && image.GetWidth() && image.GetHeight();
}
void GDIPlus_GetGIFSize(TCHAR * szName, int * width, int * height)
{
Image image(szName);
*width = image.GetWidth();
*height = image.GetHeight();
}
void GDIPlus_ExtractAnimatedGIF(TCHAR * szName, int width, int height, HBITMAP * pBitmap, int ** pframesDelay, int * pframesCount, SIZE * pSizeAvatar)
{
int nFrameCount=0;
Bitmap image(szName);
PropertyItem * pPropertyItem;
UINT count = 0;
count = image.GetFrameDimensionsCount();
GUID* pDimensionIDs = new GUID[count];
// Get the list of frame dimensions from the Image object.
image.GetFrameDimensionsList(pDimensionIDs, count);
// Get the number of frames in the first dimension.
nFrameCount = image.GetFrameCount(&pDimensionIDs[0]);
// Assume that the image has a property item of type PropertyItemEquipMake.
// Get the size of that property item.
int nSize = image.GetPropertyItemSize(PropertyTagFrameDelay);
// Allocate a buffer to receive the property item.
pPropertyItem = (PropertyItem*) mir_alloc(nSize);
image.GetPropertyItem(PropertyTagFrameDelay, nSize, pPropertyItem);
int clipWidth;
int clipHeight;
int imWidth=image.GetWidth();
int imHeight=image.GetHeight();
float xscale=(float)width/imWidth;
float yscale=(float)height/imHeight;
xscale=min(xscale,yscale);
clipWidth=(int)(xscale*imWidth+.5);
clipHeight=(int)(xscale*imHeight+.5);
HBITMAP hBitmap=SkinEngine_CreateDIB32(clipWidth*nFrameCount, height);
HDC hdc=CreateCompatibleDC(NULL);
HBITMAP oldBmp=(HBITMAP)SelectObject(hdc,hBitmap);
Graphics graphics(hdc);
ImageAttributes attr;
ColorMatrix ClrMatrix =
{
1.0f, 0.0f, 0.0f, 0.0f, 0.0f,
0.0f, 1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f, 0.0f,
0.0f, 0.0f, 0.0f, ((float)255)/255, 0.0f,
0.0f, 0.0f, 0.0f, 0.0f, 1.0f
};
//attr.SetColorMatrix(&ClrMatrix, ColorMatrixFlagsDefault,ColorAdjustTypeBitmap);
graphics.SetInterpolationMode(InterpolationModeHighQualityBicubic);
int * delays=(int*)mir_alloc(nFrameCount*sizeof(int));
memset(delays,0,nFrameCount*sizeof(int));
for (int i=1; i<nFrameCount+1; i++)
{
GUID pageGuid = FrameDimensionTime;
RectF rect((float)(i-1)*clipWidth,(float)0,(float)clipWidth,(float)clipHeight);
graphics.DrawImage(&image, rect, (float)0, (float)0, (float)imWidth, (float)imHeight , UnitPixel, &attr, NULL, NULL);
image.SelectActiveFrame(&pageGuid, i);
long lPause = ((long*) pPropertyItem->value)[i-1] * 10;
delays[i-1]=(int)lPause;
}
SelectObject(hdc,oldBmp);
DeleteDC(hdc);
mir_free(pPropertyItem);
pPropertyItem = NULL;
delete []pDimensionIDs;
if (pBitmap && pframesDelay && pframesCount && pSizeAvatar)
{
*pBitmap=hBitmap;
*pframesDelay=delays;
*pframesCount=nFrameCount;
pSizeAvatar->cx=clipWidth;
pSizeAvatar->cy=clipHeight;
}
GdiFlush();
}
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