[Libreoffice-commits] core.git: Branch 'libreoffice-4-1' - svx/source

[Armin Le Grand]

 svx/source/unodraw/UnoGraphicExporter.cxx |   91 ++++++++++++++++++++++--------
 1 file changed, 69 insertions(+), 22 deletions(-)

New commits:
commit 6e3fb2a5c7ad75fe10e0e1b1a8de0863f3b1ac23
Author: Armin Le Grand <a...@apache.org>
Date:   Mon Sep 2 12:13:37 2013 +0000

    Resolves: #i122820# Corrected graphics creation...
    
    allow bigger limits if directly requested
    
    (cherry picked from commit 50f1445bda91cb44a1a1e8636ab0bcb6a8c4f381)
    
    Signed-off-by: Andras Timar <andras.ti...@collabora.com>
    
    Conflicts:
        svx/source/unodraw/UnoGraphicExporter.cxx
    
    Change-Id: I33576ef9f95b9f8a9fa0ab6f6d83c93ecec8da9f

diff --git a/svx/source/unodraw/UnoGraphicExporter.cxx 
b/svx/source/unodraw/UnoGraphicExporter.cxx
index fb9e790..5480f24 100644
--- a/svx/source/unodraw/UnoGraphicExporter.cxx
+++ b/svx/source/unodraw/UnoGraphicExporter.cxx
@@ -210,6 +210,7 @@ namespace svx
         {
             // use new primitive conversion tooling
             basegfx::B2DRange aRange(basegfx::B2DPoint(0.0, 0.0));
+            sal_uInt32 nMaximumQuadraticPixels(500000);
 
             if(pSize)
             {
@@ -218,6 +219,10 @@ namespace svx
                 const Size 
aSize100th(Application::GetDefaultDevice()->PixelToLogic(*pSize, 
MapMode(MAP_100TH_MM)));
 
                 aRange.expand(basegfx::B2DPoint(aSize100th.Width(), 
aSize100th.Height()));
+
+                // when explicitely pixels are requested from the 
GraphicExporter, use a *very* high limit
+                // of 16gb (4096x4096 pixels), else use the default for the 
converters
+                nMaximumQuadraticPixels = std::min(sal_uInt32(4096 * 4096), 
sal_uInt32(pSize->Width() * pSize->Height()));
             }
             else
             {
@@ -227,13 +232,42 @@ namespace svx
                 aRange.expand(basegfx::B2DPoint(aSize100th.Width(), 
aSize100th.Height()));
             }
 
-            aBmpEx = convertMetafileToBitmapEx(rMtf, aRange);
+            aBmpEx = convertMetafileToBitmapEx(rMtf, aRange, 
nMaximumQuadraticPixels);
         }
         else
         {
             const SvtOptionsDrawinglayer aDrawinglayerOpt;
+            Size aTargetSize(0, 0);
+
+            if(pSize)
+            {
+                // #i122820# If a concrete target size in pixels is given, use 
it
+                aTargetSize = *pSize;
+
+                // get hairline and full bound rect to evtl. reduce given 
target pixel size when
+                // it is known that it will be expanded to get the right and 
bottom hairlines right
+                Rectangle aHairlineRect;
+                const Rectangle 
aRect(rMtf.GetBoundRect(*Application::GetDefaultDevice(), &aHairlineRect));
+
+                if(!aRect.IsEmpty() && !aHairlineRect.IsEmpty())
+                {
+                    if(aRect.Right() == aHairlineRect.Right() || 
aRect.Bottom() == aHairlineRect.Bottom())
+                    {
+                        if(aTargetSize.Width())
+                        {
+                            aTargetSize.Width() -= 1;
+                        }
+
+                        if(aTargetSize.Height())
+                        {
+                            aTargetSize.Height() -= 1;
+                        }
+                    }
+                }
+            }
+
             const GraphicConversionParameters aParameters(
-                pSize ? *pSize : Size(0, 0),
+                aTargetSize,
                 true, // allow unlimited size
                 aDrawinglayerOpt.IsAntiAliasing(),
                 aDrawinglayerOpt.IsSnapHorVerLinesToDiscrete());
@@ -414,26 +448,39 @@ VirtualDevice* GraphicExporter::CreatePageVDev( SdrPage* 
pPage, sal_uIntPtr nWid
     }
 
     pVDev->SetMapMode( aMM );
-#ifdef DBG_UTIL
-    bool bAbort = !
-#endif
-        pVDev->SetOutputSize(aPageSize);
-    DBG_ASSERT(!bAbort, "virt. Device nicht korrekt erzeugt");
-
-    SdrView* pView = new SdrView(mpDoc, pVDev);
-    pView->SetPageVisible( sal_False );
-    pView->SetBordVisible( sal_False );
-    pView->SetGridVisible( sal_False );
-    pView->SetHlplVisible( sal_False );
-    pView->SetGlueVisible( sal_False );
-    pView->ShowSdrPage(pPage);
-    Region aRegion (Rectangle( aPoint, aPageSize ) );
-
-    ImplExportCheckVisisbilityRedirector aRedirector( mpCurrentPage );
-
-    pView->CompleteRedraw(pVDev, aRegion, &aRedirector);
-
-    delete pView;
+    bool bSuccess(false);
+
+    // #i122820# If available, use pixel size directly
+    if(nWidthPixel && nHeightPixel)
+    {
+        bSuccess = pVDev->SetOutputSizePixel(Size(nWidthPixel, nHeightPixel));
+    }
+    else
+    {
+        bSuccess = pVDev->SetOutputSize(aPageSize);
+    }
+
+    if(bSuccess)
+    {
+        SdrView* pView = new SdrView(mpDoc, pVDev);
+        pView->SetPageVisible( sal_False );
+        pView->SetBordVisible( sal_False );
+        pView->SetGridVisible( sal_False );
+        pView->SetHlplVisible( sal_False );
+        pView->SetGlueVisible( sal_False );
+        pView->ShowSdrPage(pPage);
+        Region aRegion (Rectangle( aPoint, aPageSize ) );
+
+        ImplExportCheckVisisbilityRedirector aRedirector( mpCurrentPage );
+
+        pView->CompleteRedraw(pVDev, aRegion, &aRedirector);
+        delete pView;
+    }
+    else
+    {
+        OSL_ENSURE(false, "Could not get a VirtualDevice of requested size 
(!)");
+    }
+
     return pVDev;
 }
 
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