/*****************************************************************************
* GdipIsVisibleRegionPoint [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipIsVisibleRegionPoint(GpRegion* region, REAL x, REAL y, GpGraphics *graphics, BOOL *res)
{
HRGN hrgn;
GpStatus stat;
TRACE("(%p, %.2f, %.2f, %p, %p)\n", region, x, y, graphics, res);
if(!region || !res)
return InvalidParameter;
if((stat = GdipGetRegionHRgn(region, NULL, &hrgn)) != Ok)
return stat;
/* infinite */
if(!hrgn){
*res = TRUE;
return Ok;
}
*res = PtInRegion(hrgn, roundr(x), roundr(y));
DeleteObject(hrgn);
return Ok;
}
GpStatus WINGDIPAPI GdipGetLineRectI(GpLineGradient *brush, GpRect *rect)
{
GpRectF rectF;
GpStatus ret;
ret = GdipGetLineRect(brush, &rectF);
if(ret == Ok){
rect->X = roundr(rectF.X);
rect->Y = roundr(rectF.Y);
rect->Width = roundr(rectF.Width);
rect->Height = roundr(rectF.Height);
}
return ret;
}
GpStatus WINGDIPAPI GdipGetPathWorldBoundsI(GpPath* path, GpRect* bounds,
GDIPCONST GpMatrix *matrix, GDIPCONST GpPen *pen)
{
GpStatus ret;
GpRectF boundsF;
ret = GdipGetPathWorldBounds(path,&boundsF,matrix,pen);
if(ret == Ok){
bounds->X = roundr(boundsF.X);
bounds->Y = roundr(boundsF.Y);
bounds->Width = roundr(boundsF.Width);
bounds->Height = roundr(boundsF.Height);
}
return ret;
}
GpStatus WINGDIPAPI GdipGetPathGradientCenterPointI(GpPathGradient *grad,
GpPoint *point)
{
GpStatus ret;
GpPointF ptf;
if(!point)
return InvalidParameter;
ret = GdipGetPathGradientCenterPoint(grad,&ptf);
if(ret == Ok){
point->X = roundr(ptf.X);
point->Y = roundr(ptf.Y);
}
return ret;
}
/*****************************************************************************
* GdipGetRegionBoundsI [GDIPLUS.@]
*/
GpStatus WINGDIPAPI GdipGetRegionBoundsI(GpRegion *region, GpGraphics *graphics, GpRect *rect)
{
GpRectF rectf;
GpStatus status;
TRACE("(%p, %p, %p)\n", region, graphics, rect);
if(!rect)
return InvalidParameter;
status = GdipGetRegionBounds(region, graphics, &rectf);
if(status == Ok){
rect->X = roundr(rectf.X);
rect->Y = roundr(rectf.X);
rect->Width = roundr(rectf.Width);
rect->Height = roundr(rectf.Height);
}
return status;
}
GpStatus WINGDIPAPI GdipGetPathPointsI(GpPath *path, GpPoint* points, INT count)
{
GpStatus ret;
GpPointF *ptf;
INT i;
if(count <= 0)
return InvalidParameter;
ptf = GdipAlloc(sizeof(GpPointF)*count);
if(!ptf) return OutOfMemory;
ret = GdipGetPathPoints(path,ptf,count);
if(ret == Ok)
for(i = 0;i < count;i++){
points[i].X = roundr(ptf[i].X);
points[i].Y = roundr(ptf[i].Y);
};
GdipFree(ptf);
return ret;
}
/* FIXME: imageattr ignored */
GpStatus WINGDIPAPI GdipCreateTextureIA(GpImage *image,
GDIPCONST GpImageAttributes *imageattr, REAL x, REAL y, REAL width,
REAL height, GpTexture **texture)
{
HDC hdc;
OLE_HANDLE hbm;
HBITMAP old = NULL;
BITMAPINFO bmi;
BITMAPINFOHEADER *bmih;
INT n_x, n_y, n_width, n_height, abs_height, stride, image_stride, i, bytespp;
BOOL bm_is_selected;
BYTE *dibits, *buff, *textbits;
if(!image || !texture || x < 0.0 || y < 0.0 || width < 0.0 || height < 0.0)
return InvalidParameter;
if(image->type != ImageTypeBitmap){
FIXME("not implemented for image type %d\n", image->type);
return NotImplemented;
}
n_x = roundr(x);
n_y = roundr(y);
n_width = roundr(width);
n_height = roundr(height);
if(n_x + n_width > ((GpBitmap*)image)->width ||
n_y + n_height > ((GpBitmap*)image)->height)
return InvalidParameter;
IPicture_get_Handle(image->picture, &hbm);
if(!hbm) return GenericError;
IPicture_get_CurDC(image->picture, &hdc);
bm_is_selected = (hdc != 0);
bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
bmi.bmiHeader.biBitCount = 0;
if(!bm_is_selected){
hdc = CreateCompatibleDC(0);
old = SelectObject(hdc, (HBITMAP)hbm);
}
/* fill out bmi */
GetDIBits(hdc, (HBITMAP)hbm, 0, 0, NULL, &bmi, DIB_RGB_COLORS);
bytespp = bmi.bmiHeader.biBitCount / 8;
abs_height = abs(bmi.bmiHeader.biHeight);
if(n_x > bmi.bmiHeader.biWidth || n_x + n_width > bmi.bmiHeader.biWidth ||
n_y > abs_height || n_y + n_height > abs_height)
return InvalidParameter;
dibits = GdipAlloc(bmi.bmiHeader.biSizeImage);
if(dibits) /* this is not a good place to error out */
GetDIBits(hdc, (HBITMAP)hbm, 0, abs_height, dibits, &bmi, DIB_RGB_COLORS);
if(!bm_is_selected){
SelectObject(hdc, old);
DeleteDC(hdc);
}
if(!dibits)
return OutOfMemory;
image_stride = (bmi.bmiHeader.biWidth * bytespp + 3) & ~3;
stride = (n_width * bytespp + 3) & ~3;
buff = GdipAlloc(sizeof(BITMAPINFOHEADER) + stride * n_height);
if(!buff){
GdipFree(dibits);
return OutOfMemory;
}
bmih = (BITMAPINFOHEADER*)buff;
textbits = (BYTE*) (bmih + 1);
bmih->biSize = sizeof(BITMAPINFOHEADER);
bmih->biWidth = n_width;
bmih->biHeight = n_height;
bmih->biCompression = BI_RGB;
bmih->biSizeImage = stride * n_height;
bmih->biBitCount = bmi.bmiHeader.biBitCount;
bmih->biClrUsed = 0;
bmih->biPlanes = 1;
/* image is flipped */
if(bmi.bmiHeader.biHeight > 0){
dibits += bmi.bmiHeader.biSizeImage;
image_stride *= -1;
textbits += stride * (n_height - 1);
stride *= -1;
}
for(i = 0; i < n_height; i++)
memcpy(&textbits[i * stride],
&dibits[n_x * bytespp + (n_y + i) * image_stride],
abs(stride));
*texture = GdipAlloc(sizeof(GpTexture));
if (!*texture) return OutOfMemory;
(*texture)->brush.lb.lbStyle = BS_DIBPATTERNPT;
(*texture)->brush.lb.lbColor = DIB_RGB_COLORS;
(*texture)->brush.lb.lbHatch = (ULONG_PTR)buff;
(*texture)->brush.gdibrush = CreateBrushIndirect(&(*texture)->brush.lb);
(*texture)->brush.bt = BrushTypeTextureFill;
GdipFree(dibits);
GdipFree(buff);
return Ok;
}
