From cf08e8a2ee18c3d1b26647489d16443b8cf617ad Mon Sep 17 00:00:00 2001 From: Radek Doulik Date: Tue, 17 Jul 2012 16:15:50 +0200 Subject: [PATCH] emf+: added implementation of DrawImage record Change-Id: I6c86c2eaca1586d915b648292373da4378c755ba --- cppcanvas/source/inc/implrenderer.hxx | 2 +- cppcanvas/source/mtfrenderer/emfplus.cxx | 54 +++++++++++++++++------- 2 files changed, 40 insertions(+), 16 deletions(-) diff --git a/cppcanvas/source/inc/implrenderer.hxx b/cppcanvas/source/inc/implrenderer.hxx index 9b737d84eafe..a0f59f498715 100644 --- a/cppcanvas/source/inc/implrenderer.hxx +++ b/cppcanvas/source/inc/implrenderer.hxx @@ -211,7 +211,7 @@ static float GetSwapFloat( SvStream& rSt ) typedef ::std::vector< MtfAction > ActionVector; /* EMF+ */ - void ReadRectangle (SvStream& s, float& x, float& y, float &width, float& height, sal_uInt32 flags = 0); + void ReadRectangle (SvStream& s, float& x, float& y, float &width, float& height, bool bCompressed = false); void ReadPoint (SvStream& s, float& x, float& y, sal_uInt32 flags); void MapToDevice (double &x, double &y); ::basegfx::B2DPoint Map (double ix, double iy); diff --git a/cppcanvas/source/mtfrenderer/emfplus.cxx b/cppcanvas/source/mtfrenderer/emfplus.cxx index 8ce563b90af0..5b9651adfd8c 100644 --- a/cppcanvas/source/mtfrenderer/emfplus.cxx +++ b/cppcanvas/source/mtfrenderer/emfplus.cxx @@ -63,6 +63,7 @@ #define EmfPlusRecordTypeDrawLines 16397 #define EmfPlusRecordTypeFillPath 16404 #define EmfPlusRecordTypeDrawPath 16405 +#define EmfPlusRecordTypeDrawImage 16410 #define EmfPlusRecordTypeDrawImagePoints 16411 #define EmfPlusRecordTypeDrawString 16412 #define EmfPlusRecordTypeSetRenderingOrigin 16413 @@ -800,9 +801,9 @@ namespace cppcanvas } }; - void ImplRenderer::ReadRectangle (SvStream& s, float& x, float& y, float &width, float& height, sal_uInt32 flags) + void ImplRenderer::ReadRectangle (SvStream& s, float& x, float& y, float &width, float& height, bool bCompressed) { - if (flags & 0x4000) { + if (bCompressed) { sal_Int16 ix, iy, iw, ih; s >> ix >> iy >> iw >> ih; @@ -1405,6 +1406,7 @@ namespace cppcanvas } break; } + case EmfPlusRecordTypeDrawImage: case EmfPlusRecordTypeDrawImagePoints: { sal_uInt32 attrIndex; @@ -1412,27 +1414,49 @@ namespace cppcanvas rMF >> attrIndex >> sourceUnit; - EMFP_DEBUG (printf ("EMF+ DrawImagePoints attributes index: %d source unit: %d\n", (int)attrIndex, (int)sourceUnit)); + EMFP_DEBUG (printf ("EMF+ %s attributes index: %d source unit: %d\n", type == EmfPlusRecordTypeDrawImagePoints ? "DrawImagePoints" : "DrawImage", (int)attrIndex, (int)sourceUnit)); EMFP_DEBUG (printf ("EMF+\tTODO: use image attributes\n")); if (sourceUnit == 2 && aObjects [flags & 0xff]) { // we handle only GraphicsUnit.Pixel now EMFPImage& image = *(EMFPImage *) aObjects [flags & 0xff]; float sx, sy, sw, sh; - sal_Int32 unknown; + sal_Int32 aCount; ReadRectangle (rMF, sx, sy, sw, sh); - rMF >> unknown; + EMFP_DEBUG (printf ("EMF+ %s source rectangle: %f,%f %fx%f\n", type == EmfPlusRecordTypeDrawImagePoints ? "DrawImagePoints" : "DrawImage", sx, sy, sw, sh)); - EMFP_DEBUG (printf ("EMF+ DrawImagePoints source rectangle: %f,%f %fx%f unknown: 0x%08x\n", sx, sy, sw, sh, (unsigned int)unknown)); + ::basegfx::B2DPoint aDstPoint; + ::basegfx::B2DSize aDstSize; + bool bValid = false; - if (unknown == 3) { // it probably means number of points defining destination rectangle - float x1, y1, x2, y2, x3, y3; + if (type == EmfPlusRecordTypeDrawImagePoints) { + rMF >> aCount; - ReadPoint (rMF, x1, y1, flags); - ReadPoint (rMF, x2, y2, flags); - ReadPoint (rMF, x3, y3, flags); + if( aCount == 3) { // TODO: now that we now that this value is count we should support it better + float x1, y1, x2, y2, x3, y3; + ReadPoint (rMF, x1, y1, flags); + ReadPoint (rMF, x2, y2, flags); + ReadPoint (rMF, x3, y3, flags); + + aDstPoint = Map (x1, y1); + aDstSize = MapSize(x2 - x1, y3 - y1); + + bValid = true; + } + } else if (type == EmfPlusRecordTypeDrawImage) { + float dx, dy, dw, dh; + + ReadRectangle (rMF, dx, dy, dw, dh, flags & 0x4000); + + aDstPoint = Map (dx, dy); + aDstSize = MapSize(dw, dh); + + bValid = true; + } + + if (bValid) { BitmapEx aBmp( image.graphic.GetBitmapEx () ); const Rectangle aCropRect (::vcl::unotools::pointFromB2DPoint (basegfx::B2DPoint (sx, sy)), ::vcl::unotools::sizeFromB2DSize (basegfx::B2DSize(sw, sh))); @@ -1444,8 +1468,8 @@ namespace cppcanvas ActionSharedPtr pBmpAction ( internal::BitmapActionFactory::createBitmapAction ( aBmp, - rState.mapModeTransform * Map (x1, y1), - rState.mapModeTransform * MapSize(x2 - x1, y3 - y1), + rState.mapModeTransform * aDstPoint, + rState.mapModeTransform * aDstSize, rCanvas, rState)); @@ -1459,10 +1483,10 @@ namespace cppcanvas EMFP_DEBUG (printf ("EMF+ warning: empty bitmap\n")); } } else { - EMFP_DEBUG (printf ("EMF+ DrawImagePoints TODO (fixme)\n")); + EMFP_DEBUG (printf ("EMF+ DrawImage(Points) TODO (fixme)\n")); } } else { - EMFP_DEBUG (printf ("EMF+ DrawImagePoints TODO (fixme) - possibly unsupported source units for crop rectangle\n")); + EMFP_DEBUG (printf ("EMF+ DrawImage(Points) TODO (fixme) - possibly unsupported source units for crop rectangle\n")); } break; }