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diff --git a/grpapi/grpapi.cpp b/grpapi/grpapi.cpp
--- a/grpapi/grpapi.cpp
+++ b/grpapi/grpapi.cpp
@@ -187,124 +187,180 @@ BOOL GRPAPI WINAPI DrawGrp(HANDLE hGrp, HDC hdcDest, int nXDest, int nYDest, WOR
GRPHEADER *GrpFile = (GRPHEADER *)hGrp;\r
nFrame %= GrpFile->nFrames;\r
FRAMEHEADER *GrpFrame = &((FRAMEHEADER *)(((char *)GrpFile)+6))[nFrame];\r
+ FRAMEHEADER *GrpFrames = &((FRAMEHEADER *)(((char *)GrpFile)+6))[0];\r
+ int FrameSize = 0xFFFFFF;\r
DWORD Right,Bottom;\r
if (dwFlags&HORIZONTAL_FLIP) Right = nXDest+GrpFile->wMaxWidth-1-GrpFrame->Left;\r
if (dwFlags&VERTICAL_FLIP) Bottom = nYDest+GrpFile->wMaxHeight-1-GrpFrame->Top;\r
nXDest += GrpFrame->Left;\r
nYDest += GrpFrame->Top;\r
WORD *GrpOffsets = ((WORD *)(((char *)GrpFile)+GrpFrame->Offset));\r
+ BYTE *GrpRaw = (BYTE *)GrpOffsets;\r
BYTE *RowData;\r
WORD x,ofs;\r
DWORD y;\r
WORD i;\r
+ int j;\r
+ if (nFrame + 1 < GrpFile->nFrames) {\r
+ for (i = 0; i + 1 < GrpFile->nFrames; i++) {\r
+ j = GrpFrames[i].Offset - GrpFrame->Offset;\r
+ if (j > 0 && j < FrameSize)\r
+ FrameSize = j;\r
+ }\r
+ }\r
+ if (FrameSize == 0xFFFFFF) {\r
+ for (i = 0; i + 1 < GrpFile->nFrames; i++) {\r
+ j = GrpFrames[i].Offset - GrpFrames[0].Offset;\r
+ if (j > 0 && j < FrameSize)\r
+ FrameSize = j;\r
+ }\r
+ if (FrameSize == GrpFrames[0].Width * GrpFrames[0].Height)\r
+ FrameSize = GrpFrame->Width * GrpFrame->Height;\r
+ }\r
if (!(dwFlags&HORIZONTAL_FLIP) && !(dwFlags&VERTICAL_FLIP)) {\r
- for (y=0;y<GrpFrame->Height;y++) {\r
- RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
- x=0; ofs=0;\r
- while (x<GrpFrame->Width) {\r
- if (!(RowData[ofs] & 0x80)) {\r
- if (!(RowData[ofs] & 0x40)) {\r
- for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
- SetPix(hdcDest,nXDest+x,nYDest+y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
- x++;\r
+ if (FrameSize != GrpFrame->Width * GrpFrame->Height) {\r
+ for (y=0;y<GrpFrame->Height;y++) {\r
+ RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
+ x=0; ofs=0;\r
+ while (x<GrpFrame->Width) {\r
+ if (!(RowData[ofs] & 0x80)) {\r
+ if (!(RowData[ofs] & 0x40)) {\r
+ for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
+ SetPix(hdcDest,nXDest+x,nYDest+y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
+ x++;\r
+ }\r
+ ofs+=RowData[ofs]+1;\r
+ }\r
+ else {\r
+ for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
+ SetPix(hdcDest,nXDest+x,nYDest+y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
+ x++;\r
+ }\r
+ ofs+=2;\r
}\r
- ofs+=RowData[ofs]+1;\r
}\r
else {\r
- for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
- SetPix(hdcDest,nXDest+x,nYDest+y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
- x++;\r
- }\r
- ofs+=2;\r
+ x+=RowData[ofs]-128;\r
+ ofs++;\r
}\r
}\r
- else {\r
- x+=RowData[ofs]-128;\r
- ofs++;\r
+ }\r
+ }\r
+ else {\r
+ for (y=0;y<GrpFrame->Height;y++) {\r
+ for (x=0;x<GrpFrame->Width;x++) {\r
+ SetPix(hdcDest,nXDest+x,nYDest+y,dwPalette[GrpRaw[y * GrpFrame->Width + x]],dwFlags,dwAlpha);\r
}\r
}\r
}\r
}\r
else if (dwFlags&HORIZONTAL_FLIP && !(dwFlags&VERTICAL_FLIP)) {\r
- for (y=0;y<GrpFrame->Height;y++) {\r
- RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
- x=0; ofs=0;\r
- while (x<GrpFrame->Width) {\r
- if (!(RowData[ofs] & 0x80)) {\r
- if (!(RowData[ofs] & 0x40)) {\r
- for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
- SetPix(hdcDest,Right-x,nYDest+y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
- x++;\r
+ if (FrameSize != GrpFrame->Width * GrpFrame->Height) {\r
+ for (y=0;y<GrpFrame->Height;y++) {\r
+ RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
+ x=0; ofs=0;\r
+ while (x<GrpFrame->Width) {\r
+ if (!(RowData[ofs] & 0x80)) {\r
+ if (!(RowData[ofs] & 0x40)) {\r
+ for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
+ SetPix(hdcDest,Right-x,nYDest+y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
+ x++;\r
+ }\r
+ ofs+=RowData[ofs]+1;\r
+ }\r
+ else {\r
+ for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
+ SetPix(hdcDest,Right-x,nYDest+y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
+ x++;\r
+ }\r
+ ofs+=2;\r
}\r
- ofs+=RowData[ofs]+1;\r
}\r
else {\r
- for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
- SetPix(hdcDest,Right-x,nYDest+y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
- x++;\r
- }\r
- ofs+=2;\r
+ x+=RowData[ofs]-128;\r
+ ofs++;\r
}\r
}\r
- else {\r
- x+=RowData[ofs]-128;\r
- ofs++;\r
+ }\r
+ }\r
+ else {\r
+ for (y=0;y<GrpFrame->Height;y++) {\r
+ for (x=0;x<GrpFrame->Width;x++) {\r
+ SetPix(hdcDest,Right-x,nYDest+y,dwPalette[GrpRaw[y * GrpFrame->Width + x]],dwFlags,dwAlpha);\r
}\r
}\r
}\r
}\r
else if (!(dwFlags&HORIZONTAL_FLIP) && dwFlags&VERTICAL_FLIP) {\r
- for (y=0;y<GrpFrame->Height;y++) {\r
- RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
- x=0; ofs=0;\r
- while (x<GrpFrame->Width) {\r
- if (!(RowData[ofs] & 0x80)) {\r
- if (!(RowData[ofs] & 0x40)) {\r
- for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
- SetPix(hdcDest,nXDest+x,Bottom-y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
- x++;\r
+ if (FrameSize != GrpFrame->Width * GrpFrame->Height) {\r
+ for (y=0;y<GrpFrame->Height;y++) {\r
+ RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
+ x=0; ofs=0;\r
+ while (x<GrpFrame->Width) {\r
+ if (!(RowData[ofs] & 0x80)) {\r
+ if (!(RowData[ofs] & 0x40)) {\r
+ for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
+ SetPix(hdcDest,nXDest+x,Bottom-y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
+ x++;\r
+ }\r
+ ofs+=RowData[ofs]+1;\r
+ }\r
+ else {\r
+ for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
+ SetPix(hdcDest,nXDest+x,Bottom-y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
+ x++;\r
+ }\r
+ ofs+=2;\r
}\r
- ofs+=RowData[ofs]+1;\r
}\r
else {\r
- for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
- SetPix(hdcDest,nXDest+x,Bottom-y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
- x++;\r
- }\r
- ofs+=2;\r
+ x+=RowData[ofs]-128;\r
+ ofs++;\r
}\r
}\r
- else {\r
- x+=RowData[ofs]-128;\r
- ofs++;\r
+ }\r
+ }\r
+ else {\r
+ for (y=0;y<GrpFrame->Height;y++) {\r
+ for (x=0;x<GrpFrame->Width;x++) {\r
+ SetPix(hdcDest,nXDest+x,Bottom-y,dwPalette[GrpRaw[y * GrpFrame->Width + x]],dwFlags,dwAlpha);\r
}\r
}\r
}\r
}\r
else {\r
- for (y=0;y<GrpFrame->Height;y++) {\r
- RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
- x=0; ofs=0;\r
- while (x<GrpFrame->Width) {\r
- if (!(RowData[ofs] & 0x80)) {\r
- if (!(RowData[ofs] & 0x40)) {\r
- for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
- SetPix(hdcDest,Right-x,Bottom-y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
- x++;\r
+ if (FrameSize != GrpFrame->Width * GrpFrame->Height) {\r
+ for (y=0;y<GrpFrame->Height;y++) {\r
+ RowData = ((BYTE *)(((char *)GrpOffsets)+GrpOffsets[y]));\r
+ x=0; ofs=0;\r
+ while (x<GrpFrame->Width) {\r
+ if (!(RowData[ofs] & 0x80)) {\r
+ if (!(RowData[ofs] & 0x40)) {\r
+ for (i=1;i<=RowData[ofs] && x<GrpFrame->Width;i++) {\r
+ SetPix(hdcDest,Right-x,Bottom-y,dwPalette[RowData[ofs+i]],dwFlags,dwAlpha);\r
+ x++;\r
+ }\r
+ ofs+=RowData[ofs]+1;\r
+ }\r
+ else {\r
+ for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
+ SetPix(hdcDest,Right-x,Bottom-y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
+ x++;\r
+ }\r
+ ofs+=2;\r
}\r
- ofs+=RowData[ofs]+1;\r
}\r
else {\r
- for (i=0;i<RowData[ofs]-64 && x<GrpFrame->Width;i++) {\r
- SetPix(hdcDest,Right-x,Bottom-y,dwPalette[RowData[ofs+1]],dwFlags,dwAlpha);\r
- x++;\r
- }\r
- ofs+=2;\r
+ x+=RowData[ofs]-128;\r
+ ofs++;\r
}\r
}\r
- else {\r
- x+=RowData[ofs]-128;\r
- ofs++;\r
+ }\r
+ }\r
+ else {\r
+ for (y=0;y<GrpFrame->Height;y++) {\r
+ for (x=0;x<GrpFrame->Width;x++) {\r
+ SetPix(hdcDest,Right-x,Bottom-y,dwPalette[GrpRaw[y * GrpFrame->Width + x]],dwFlags,dwAlpha);\r
}\r
}\r
}\r
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