[PATCH 0/2] MR2651: gdi32: Handle EMR_TRANSPARENTBLT record in PlayEnhMetaFileRecord.

[PATCH 1/2] include: Add EMRTRANSPARENTBLT definition.

[Piotr Caban]

From: Piotr Caban

---
 include/wingdi.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/include/wingdi.h b/include/wingdi.h
index 046009c0e98..6ae9409803c 100644
--- a/include/wingdi.h
+++ b/include/wingdi.h
@@ -2717,6 +2717,27 @@ typedef struct {
     LONG     cySrc;
 } EMRALPHABLEND, *PEMRALPHABLEND;

+typedef struct {
+    EMR      emr;
+    RECTL    rclBounds;
+    LONG     xDest;
+    LONG     yDest;
+    LONG     cxDest;
+    LONG     cyDest;
+    DWORD    dwRop;
+    LONG     xSrc;
+    LONG     ySrc;
+    XFORM    xformSrc;
+    COLORREF crBkColorSrc;
+    DWORD    iUsageSrc;
+    DWORD    offBmiSrc;
+    DWORD    cbBmiSrc;
+    DWORD    offBitsSrc;
+    DWORD    cbBitsSrc;
+    LONG     cxSrc;
+    LONG     cySrc;
+} EMRTRANSPARENTBLT, *PEMRTRANSPARENTBLT;
+
 typedef struct {
     EMR   emr;
     RECTL rclBounds;

[PATCH 2/2] gdi32: Handle EMR_TRANSPARENTBLT record in PlayEnhMetaFileRecord.

[Piotr Caban]

From: Piotr Caban

---
 dlls/gdi32/enhmetafile.c | 48 +++++++++++++++++++++++++++++++++++++++-
 1 file changed, 47 insertions(+), 1 deletion(-)

diff --git a/dlls/gdi32/enhmetafile.c b/dlls/gdi32/enhmetafile.c
index bab0d5739cc..b6b51e3483a 100644
--- a/dlls/gdi32/enhmetafile.c
+++ b/dlls/gdi32/enhmetafile.c
@@ -2238,6 +2238,53 @@ BOOL WINAPI PlayEnhMetaFileRecord(
    break;
     }

+    case EMR_TRANSPARENTBLT:
+    {
+        const EMRTRANSPARENTBLT *pTransparentBlt = (const EMRTRANSPARENTBLT *)mr;
+
+        TRACE("EMR_TRANSPARENTBLT: %ld, %ld %ldx%ld -> %ld, %ld %ldx%ld color %08lx offBitsSrc %ld\n",
+               pTransparentBlt->xSrc, pTransparentBlt->ySrc, pTransparentBlt->cxSrc,
+               pTransparentBlt->cySrc, pTransparentBlt->xDest, pTransparentBlt->yDest,
+               pTransparentBlt->cxDest, pTransparentBlt->cyDest,
+               pTransparentBlt->dwRop, pTransparentBlt->offBitsSrc);
+
+        if(pTransparentBlt->offBmiSrc == 0) {
+            FIXME("EMR_TRANSPARENTBLT: offBmiSrc == 0\n");
+        } else {
+            HDC hdcSrc = NtGdiCreateCompatibleDC( hdc );
+            HBRUSH hBrush, hBrushOld;
+            HBITMAP hBmp = 0, hBmpOld = 0;
+            const BITMAPINFO *pbi = (const BITMAPINFO *)((const BYTE *)mr + pTransparentBlt->offBmiSrc);
+
+            SetGraphicsMode(hdcSrc, GM_ADVANCED);
+            SetWorldTransform(hdcSrc, &pTransparentBlt->xformSrc);
+
+            hBrush = CreateSolidBrush(pTransparentBlt->crBkColorSrc);
+            hBrushOld = SelectObject(hdcSrc, hBrush);
+            PatBlt(hdcSrc, pTransparentBlt->rclBounds.left, pTransparentBlt->rclBounds.top,
+                   pTransparentBlt->rclBounds.right - pTransparentBlt->rclBounds.left,
+                   pTransparentBlt->rclBounds.bottom - pTransparentBlt->rclBounds.top, PATCOPY);
+            SelectObject(hdcSrc, hBrushOld);
+            DeleteObject(hBrush);
+
+            hBmp = CreateDIBitmap(hdc, (const BITMAPINFOHEADER *)pbi, CBM_INIT,
+                                  (const BYTE *)mr + pTransparentBlt->offBitsSrc,
+                                  pbi, pTransparentBlt->iUsageSrc);
+            hBmpOld = SelectObject(hdcSrc, hBmp);
+
+            GdiTransparentBlt(hdc, pTransparentBlt->xDest, pTransparentBlt->yDest,
+                              pTransparentBlt->cxDest, pTransparentBlt->cyDest,
+                              hdcSrc, pTransparentBlt->xSrc, pTransparentBlt->ySrc,
+                              pTransparentBlt->cxSrc, pTransparentBlt->cySrc,
+                              pTransparentBlt->dwRop);
+
+            SelectObject(hdcSrc, hBmpOld);
+            DeleteObject(hBmp);
+            DeleteDC(hdcSrc);
+        }
+        break;
+    }
+
     case EMR_GRADIENTFILL:
     {
         EMRGRADIENTFILL *grad = (EMRGRADIENTFILL *)mr;
@@ -2257,7 +2304,6 @@ BOOL WINAPI PlayEnhMetaFileRecord(
     case EMR_COLORCORRECTPALETTE:
     case EMR_SETICMPROFILEA:
     case EMR_SETICMPROFILEW:
-    case EMR_TRANSPARENTBLT:
     case EMR_SETLINKEDUFI:
     case EMR_COLORMATCHTOTARGETW:
     case EMR_CREATECOLORSPACEW:

[PATCH 0/2] MR2651: gdi32: Handle EMR_TRANSPARENTBLT record in PlayEnhMetaFileRecord. - approved

[Huw Davies (＠huw)]

This merge request was approved by Huw Davies.