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[COMCTL32] Saturated images: Take mask-images in account.

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This fixes CORE-14209 - Some icons not drawn in IDA Free
This commit is contained in:
Andreas Maier 2019-06-01 19:09:44 +02:00 committed by Mark Jansen
parent 49a797543f
commit 4093681ad0
1 changed files with 41 additions and 17 deletions
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58
dll/win32/comctl32/imagelist.c
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@ -1281,7 +1281,7 @@ ImageList_DrawEx (HIMAGELIST himl, INT i, HDC hdc, INT x, INT y,
}
#ifdef __REACTOS__
static BOOL alpha_blend_image( HIMAGELIST himl, HDC srce_dc, HDC dest_dc, int dest_x, int dest_y,
static BOOL alpha_blend_image( HIMAGELIST himl, HDC srce_dc, HDC srce_dcMask, HDC dest_dc, int dest_x, int dest_y,
#else
static BOOL alpha_blend_image( HIMAGELIST himl, HDC dest_dc, int dest_x, int dest_y,
#endif
@ -1316,7 +1316,7 @@ static BOOL alpha_blend_image( HIMAGELIST himl, HDC dest_dc, int dest_x, int des
#endif
SelectObject( hdc, bmp );
#ifdef __REACTOS__
if (!BitBlt( hdc, 0, 0, cx, cy, srce_dc, src_x, src_y, SRCCOPY ))
if (!BitBlt(hdc, 0, 0, cx, cy, srce_dc, src_x, src_y, SRCCOPY))
{
TRACE("BitBlt failed\n");
goto done;
@ -1375,7 +1375,7 @@ static BOOL alpha_blend_image( HIMAGELIST himl, HDC dest_dc, int dest_x, int des
info->bmiColors[1].rgbGreen = 0xff;
info->bmiColors[1].rgbBlue = 0xff;
info->bmiColors[1].rgbReserved = 0;
if (!(mask = CreateDIBSection( himl->hdcMask, info, DIB_RGB_COLORS, &mask_bits, 0, 0 )))
if (!(mask = CreateDIBSection( srce_dcMask, info, DIB_RGB_COLORS, &mask_bits, 0, 0)))
{
TRACE("CreateDIBSection failed %i\n", GetLastError());
goto done;
@ -1386,13 +1386,13 @@ static BOOL alpha_blend_image( HIMAGELIST himl, HDC dest_dc, int dest_x, int des
SelectObject(hdc, bmp);
goto done;
}
if (!BitBlt(hdc, 0, 0, cx, cy, himl->hdcMask, src_x, src_y, SRCCOPY))
if (!BitBlt( hdc, 0, 0, cx, cy, srce_dcMask, src_x, src_y, SRCCOPY))
{
TRACE("BitBlt failed %i\n", GetLastError());
SelectObject(hdc, bmp);
goto done;
}
if (SelectObject(hdc, bmp) == NULL)
if (SelectObject( hdc, bmp) == NULL)
{
TRACE("SelectObject failed %i\n", GetLastError());
goto done;
@ -1414,11 +1414,12 @@ done:
}
#ifdef __REACTOS__
HDC saturate_image( HIMAGELIST himl, HDC dest_dc, int dest_x, int dest_y,
int src_x, int src_y, int cx, int cy, COLORREF rgbFg)
BOOL saturate_image(HIMAGELIST himl, HDC dest_dc, int dest_x, int dest_y,
int src_x, int src_y, int cx, int cy, COLORREF rgbFg,
HDC *hdcImageListDC, HDC *hdcMaskListDC)
{
HDC hdc = NULL;
HBITMAP bmp = 0;
HDC hdc = NULL, hdcMask = NULL;
HBITMAP bmp = 0, bmpMask = 0;
BITMAPINFO *info;
unsigned int *ptr;
@ -1470,16 +1471,37 @@ HDC saturate_image( HIMAGELIST himl, HDC dest_dc, int dest_x, int dest_y,
*ptr = RGBA(mixed_color, mixed_color, mixed_color, GetAValue(orig_color));
}
if (himl->hdcMask)
{
hdcMask = CreateCompatibleDC(NULL);
bmpMask = CreateCompatibleBitmap(hdcMask, cx, cy);
SelectObject(hdcMask, bmpMask);
if (!BitBlt(hdcMask, 0, 0, cx, cy, himl->hdcMask, src_x, src_y, SRCCOPY))
{
ERR("BitBlt failed %i\n", GetLastError());
DeleteDC(hdcMask);
hdcMask = NULL;
goto done;
}
TRACE("mask ok\n");
}
done:
if (bmp)
DeleteObject(bmp);
if (bmpMask)
DeleteObject(bmpMask);
if (info)
HeapFree(GetProcessHeap(), 0, info);
/* return the handle to our desaturated dc, that will substitute its original counterpart in the next calls */
return hdc;
*hdcMaskListDC = hdcMask;
*hdcImageListDC = hdc;
return (hdc != NULL);
}
#endif /* __REACTOS__ */
@ -1511,7 +1533,7 @@ ImageList_DrawIndirect (IMAGELISTDRAWPARAMS *pimldp)
POINT pt;
BOOL has_alpha;
#ifdef __REACTOS__
HDC hdcSaturated = NULL;
HDC hdcSaturated = NULL, hdcSaturatedMask = NULL;
#endif
if (!pimldp || !(himl = pimldp->himl)) return FALSE;
@ -1569,12 +1591,12 @@ ImageList_DrawIndirect (IMAGELISTDRAWPARAMS *pimldp)
*/
if (fState & ILS_SATURATE)
{
hdcSaturated = saturate_image(himl, pimldp->hdcDst, pimldp->x, pimldp->y,
pt.x, pt.y, cx, cy, pimldp->rgbFg);
if (hdcSaturated != NULL)
if (saturate_image(himl, pimldp->hdcDst, pimldp->x, pimldp->y,
pt.x, pt.y, cx, cy, pimldp->rgbFg,
&hdcSaturated, &hdcSaturatedMask))
{
hImageListDC = hdcSaturated;
hMaskListDC = hdcSaturatedMask;
/* shitty way of getting subroutines to blit at the right place (top left corner),
as our modified imagelist only contains a single image for performance reasons */
pt.x = 0;
@ -1604,7 +1626,7 @@ ImageList_DrawIndirect (IMAGELISTDRAWPARAMS *pimldp)
if (bIsTransparent)
{
#ifdef __REACTOS__
bResult = alpha_blend_image( himl, hImageListDC, pimldp->hdcDst, pimldp->x, pimldp->y,
bResult = alpha_blend_image( himl, hImageListDC, hMaskListDC, pimldp->hdcDst, pimldp->x, pimldp->y,
#else
bResult = alpha_blend_image( himl, pimldp->hdcDst, pimldp->x, pimldp->y,
#endif
@ -1618,7 +1640,7 @@ ImageList_DrawIndirect (IMAGELISTDRAWPARAMS *pimldp)
hOldBrush = SelectObject (hImageDC, CreateSolidBrush (colour));
PatBlt( hImageDC, 0, 0, cx, cy, PATCOPY );
#ifdef __REACTOS__
alpha_blend_image( himl, hImageListDC, hImageDC, 0, 0, pt.x, pt.y, cx, cy, func, fStyle, blend_col );
alpha_blend_image( himl, hImageListDC, hMaskListDC, hImageDC, 0, 0, pt.x, pt.y, cx, cy, func, fStyle, blend_col );
#else
alpha_blend_image( himl, hImageDC, 0, 0, pt.x, pt.y, cx, cy, func, fStyle, blend_col );
#endif
@ -1748,6 +1770,8 @@ cleanup:
#ifdef __REACTOS__
if (hdcSaturated)
DeleteDC(hdcSaturated);
if (hdcSaturatedMask)
DeleteDC(hdcSaturatedMask);
#endif
DeleteObject(hBlendMaskBmp);
DeleteObject(hImageBmp);