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path: root/vcl/source/gdi/outdev6.cxx
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Diffstat (limited to 'vcl/source/gdi/outdev6.cxx')
-rw-r--r--vcl/source/gdi/outdev6.cxx144
1 files changed, 99 insertions, 45 deletions
diff --git a/vcl/source/gdi/outdev6.cxx b/vcl/source/gdi/outdev6.cxx
index a11e276982f7..79986988afd7 100644
--- a/vcl/source/gdi/outdev6.cxx
+++ b/vcl/source/gdi/outdev6.cxx
@@ -642,51 +642,105 @@ void OutputDevice::DrawTransparent( const GDIMetaFile& rMtf, const Point& rPos,
if( pVDev->SetOutputSizePixel( aDstRect.GetSize() ) )
{
- Bitmap aPaint, aMask;
- AlphaMask aAlpha;
- MapMode aMap( GetMapMode() );
- Point aOutPos( PixelToLogic( aDstRect.TopLeft() ) );
- const BOOL bOldMap = mbMap;
-
- aMap.SetOrigin( Point( -aOutPos.X(), -aOutPos.Y() ) );
- pVDev->SetMapMode( aMap );
- const BOOL bVDevOldMap = pVDev->IsMapModeEnabled();
-
- // create paint bitmap
- ( (GDIMetaFile&) rMtf ).WindStart();
- ( (GDIMetaFile&) rMtf ).Play( pVDev, rPos, rSize );
- ( (GDIMetaFile&) rMtf ).WindStart();
- pVDev->EnableMapMode( FALSE );
- aPaint = pVDev->GetBitmap( Point(), pVDev->GetOutputSizePixel() );
- pVDev->EnableMapMode( bVDevOldMap ); // #i35331#: MUST NOT use EnableMapMode( TRUE ) here!
-
- // create mask bitmap
- pVDev->SetLineColor( COL_BLACK );
- pVDev->SetFillColor( COL_BLACK );
- pVDev->DrawRect( Rectangle( pVDev->PixelToLogic( Point() ), pVDev->GetOutputSize() ) );
- pVDev->SetDrawMode( DRAWMODE_WHITELINE | DRAWMODE_WHITEFILL | DRAWMODE_WHITETEXT |
- DRAWMODE_WHITEBITMAP | DRAWMODE_WHITEGRADIENT );
- ( (GDIMetaFile&) rMtf ).WindStart();
- ( (GDIMetaFile&) rMtf ).Play( pVDev, rPos, rSize );
- ( (GDIMetaFile&) rMtf ).WindStart();
- pVDev->EnableMapMode( FALSE );
- aMask = pVDev->GetBitmap( Point(), pVDev->GetOutputSizePixel() );
- pVDev->EnableMapMode( bVDevOldMap ); // #i35331#: MUST NOT use EnableMapMode( TRUE ) here!
-
- // create alpha mask from gradient
- pVDev->SetDrawMode( DRAWMODE_GRAYGRADIENT );
- pVDev->DrawGradient( Rectangle( rPos, rSize ), rTransparenceGradient );
- pVDev->SetDrawMode( DRAWMODE_DEFAULT );
- pVDev->EnableMapMode( FALSE );
- pVDev->DrawMask( Point(), pVDev->GetOutputSizePixel(), aMask, Color( COL_WHITE ) );
-
- aAlpha = pVDev->GetBitmap( Point(), pVDev->GetOutputSizePixel() );
-
- delete pVDev;
-
- EnableMapMode( FALSE );
- DrawBitmapEx( aDstRect.TopLeft(), BitmapEx( aPaint, aAlpha ) );
- EnableMapMode( bOldMap );
+ if(GetAntialiasing())
+ {
+ // #i102109#
+ // For MetaFile replay (see task) it may now be neccessary to take
+ // into account that the content is AntiAlialised and needs to be masked
+ // like that. Instead of masking, i will use a copy-modify-paste cycle
+ // here (as i already use in the VclPrimiziveRenderer with successs)
+ pVDev->SetAntialiasing(GetAntialiasing());
+
+ // create MapMode for buffer (offset needed) and set
+ MapMode aMap(GetMapMode());
+ const Point aOutPos(PixelToLogic(aDstRect.TopLeft()));
+ aMap.SetOrigin(Point(-aOutPos.X(), -aOutPos.Y()));
+ pVDev->SetMapMode(aMap);
+
+ // copy MapMode state and disable for target
+ const bool bOrigMapModeEnabled(IsMapModeEnabled());
+ EnableMapMode(false);
+
+ // copy MapMode state and disable for buffer
+ const bool bBufferMapModeEnabled(pVDev->IsMapModeEnabled());
+ pVDev->EnableMapMode(false);
+
+ // copy content from original to buffer
+ pVDev->DrawOutDev(
+ aPoint, pVDev->GetOutputSizePixel(), // dest
+ aDstRect.TopLeft(), pVDev->GetOutputSizePixel(), // source
+ *this);
+
+ // draw MetaFile to buffer
+ pVDev->EnableMapMode(bBufferMapModeEnabled);
+ ((GDIMetaFile&)rMtf).WindStart();
+ ((GDIMetaFile&)rMtf).Play(pVDev, rPos, rSize);
+ ((GDIMetaFile&)rMtf).WindStart();
+
+ // get content bitmap from buffer
+ pVDev->EnableMapMode(false);
+ const Bitmap aPaint(pVDev->GetBitmap(aPoint, pVDev->GetOutputSizePixel()));
+
+ // create alpha mask from gradient and get as Bitmap
+ pVDev->EnableMapMode(bBufferMapModeEnabled);
+ pVDev->SetDrawMode(DRAWMODE_GRAYGRADIENT);
+ pVDev->DrawGradient(Rectangle(rPos, rSize), rTransparenceGradient);
+ pVDev->SetDrawMode(DRAWMODE_DEFAULT);
+ pVDev->EnableMapMode(false);
+ const AlphaMask aAlpha(pVDev->GetBitmap(aPoint, pVDev->GetOutputSizePixel()));
+
+ // draw masked content to target and restore MapMode
+ DrawBitmapEx(aDstRect.TopLeft(), BitmapEx(aPaint, aAlpha));
+ EnableMapMode(bOrigMapModeEnabled);
+ }
+ else
+ {
+ Bitmap aPaint, aMask;
+ AlphaMask aAlpha;
+ MapMode aMap( GetMapMode() );
+ Point aOutPos( PixelToLogic( aDstRect.TopLeft() ) );
+ const BOOL bOldMap = mbMap;
+
+ aMap.SetOrigin( Point( -aOutPos.X(), -aOutPos.Y() ) );
+ pVDev->SetMapMode( aMap );
+ const BOOL bVDevOldMap = pVDev->IsMapModeEnabled();
+
+ // create paint bitmap
+ ( (GDIMetaFile&) rMtf ).WindStart();
+ ( (GDIMetaFile&) rMtf ).Play( pVDev, rPos, rSize );
+ ( (GDIMetaFile&) rMtf ).WindStart();
+ pVDev->EnableMapMode( FALSE );
+ aPaint = pVDev->GetBitmap( Point(), pVDev->GetOutputSizePixel() );
+ pVDev->EnableMapMode( bVDevOldMap ); // #i35331#: MUST NOT use EnableMapMode( TRUE ) here!
+
+ // create mask bitmap
+ pVDev->SetLineColor( COL_BLACK );
+ pVDev->SetFillColor( COL_BLACK );
+ pVDev->DrawRect( Rectangle( pVDev->PixelToLogic( Point() ), pVDev->GetOutputSize() ) );
+ pVDev->SetDrawMode( DRAWMODE_WHITELINE | DRAWMODE_WHITEFILL | DRAWMODE_WHITETEXT |
+ DRAWMODE_WHITEBITMAP | DRAWMODE_WHITEGRADIENT );
+ ( (GDIMetaFile&) rMtf ).WindStart();
+ ( (GDIMetaFile&) rMtf ).Play( pVDev, rPos, rSize );
+ ( (GDIMetaFile&) rMtf ).WindStart();
+ pVDev->EnableMapMode( FALSE );
+ aMask = pVDev->GetBitmap( Point(), pVDev->GetOutputSizePixel() );
+ pVDev->EnableMapMode( bVDevOldMap ); // #i35331#: MUST NOT use EnableMapMode( TRUE ) here!
+
+ // create alpha mask from gradient
+ pVDev->SetDrawMode( DRAWMODE_GRAYGRADIENT );
+ pVDev->DrawGradient( Rectangle( rPos, rSize ), rTransparenceGradient );
+ pVDev->SetDrawMode( DRAWMODE_DEFAULT );
+ pVDev->EnableMapMode( FALSE );
+ pVDev->DrawMask( Point(), pVDev->GetOutputSizePixel(), aMask, Color( COL_WHITE ) );
+
+ aAlpha = pVDev->GetBitmap( Point(), pVDev->GetOutputSizePixel() );
+
+ delete pVDev;
+
+ EnableMapMode( FALSE );
+ DrawBitmapEx( aDstRect.TopLeft(), BitmapEx( aPaint, aAlpha ) );
+ EnableMapMode( bOldMap );
+ }
}
else
delete pVDev;
generated by cgit (git 2.34.1) at 2025-05-18 06:51:49 +0000