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author | Bartosz Kosiorek <gang65@poczta.onet.pl> | 2017-04-07 19:50:26 +0200 |
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committer | Bartosz Kosiorek <gang65@poczta.onet.pl> | 2017-04-13 13:26:20 +0200 |
commit | 9b693d896bf9a08cd8987e483f5269d6f2be1fd3 (patch) | |
tree | 5260178e0897bf162c8126c1d2eb0bff52fcdd97 /cppcanvas | |
parent | 171477fb08e4b27b9659dc93bbd18480ab4930a7 (diff) |
tdf#107019 EMF+ Add support for import EmfPlusRecordTypeDrawBeziers record
EmfPlusDrawBeziers record defines the pen strokes for drawing a Bezier spline.
Change-Id: I6ae08a861bcbadd373741781af0011528947243e
Reviewed-on: https://gerrit.libreoffice.org/36280
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Bartosz Kosiorek <gang65@poczta.onet.pl>
Diffstat (limited to 'cppcanvas')
-rw-r--r-- | cppcanvas/source/mtfrenderer/emfplus.cxx | 50 |
1 files changed, 49 insertions, 1 deletions
diff --git a/cppcanvas/source/mtfrenderer/emfplus.cxx b/cppcanvas/source/mtfrenderer/emfplus.cxx index 7c33b28c213d..73c488c2abba 100644 --- a/cppcanvas/source/mtfrenderer/emfplus.cxx +++ b/cppcanvas/source/mtfrenderer/emfplus.cxx @@ -20,6 +20,7 @@ #include <tools/stream.hxx> #include <vcl/metaact.hxx> #include <vcl/graphicfilter.hxx> +#include <basegfx/curve/b2dcubicbezier.hxx> #include <basegfx/tools/canvastools.hxx> #include <basegfx/tools/gradienttools.hxx> #include <basegfx/tools/tools.hxx> @@ -82,7 +83,7 @@ namespace //TODO EmfPlusRecordTypeFillClosedCurve 0x4016 //TODO EmfPlusRecordTypeDrawClosedCurve 0x4017 //TODO EmfPlusRecordTypeDrawCurve 0x4018 -//TODO EmfPlusRecordTypeDrawBeziers 0x4019 +#define EmfPlusRecordTypeDrawBeziers 0x4019 #define EmfPlusRecordTypeDrawImage 0x401A #define EmfPlusRecordTypeDrawImagePoints 0x401B #define EmfPlusRecordTypeDrawString 0x401C @@ -155,6 +156,7 @@ const char* emfTypeToName(sal_uInt16 type) case EmfPlusRecordTypeFillPie: return "EmfPlusRecordTypeFillPie"; case EmfPlusRecordTypeFillPath: return "EmfPlusRecordTypeFillPath"; case EmfPlusRecordTypeDrawPath: return "EmfPlusRecordTypeDrawPath"; + case EmfPlusRecordTypeDrawBeziers: return "EmfPlusRecordTypeDrawBeziers"; case EmfPlusRecordTypeDrawImage: return "EmfPlusRecordTypeDrawImage"; case EmfPlusRecordTypeDrawImagePoints: return "EmfPlusRecordTypeDrawImagePoints"; case EmfPlusRecordTypeDrawString: return "EmfPlusRecordTypeDrawString"; @@ -1066,6 +1068,52 @@ namespace cppcanvas break; } + case EmfPlusRecordTypeDrawBeziers: + { + sal_uInt32 aCount; + float x1, y1, x2, y2, x3, y3, x4, y4; + ::basegfx::B2DPoint aStartPoint, aControlPointA, aControlPointB, aEndPoint; + ::basegfx::B2DPolygon aPolygon; + rMF.ReadUInt32( aCount ); + + SAL_INFO("cppcanvas.emf", "EMF+ DrawBeziers slot: " << (flags & 0xff) << "Number of points: " << aCount); + + SAL_WARN_IF( ( aCount - 1 ) % 3 != 0, "cppcanvas.emf", "EMF+\t Bezier Draw not support number of points other than 4, 7, 10, 13, 16..."); + + if( aCount < 4 ) + { + SAL_WARN("cppcanvas.emf", "EMF+\t Bezier Draw does not support less than 4 points. Number of points: " << aCount); + break; + } + + ReadPoint (rMF, x1, y1, flags); + // We need to add first starting point + aStartPoint = Map (x1, y1); + aPolygon.append( aStartPoint ); + + for( sal_uInt32 i = 4; i <= aCount; i += 3 ) + { + ReadPoint (rMF, x2, y2, flags); + ReadPoint (rMF, x3, y3, flags); + ReadPoint (rMF, x4, y4, flags); + + SAL_INFO("cppcanvas.emf", "EMF+\t Bezier points: " << x1 << "," << y1 << " " << x2 << "," << y2 << " " << x3 << "," << y3 << " " << x4 << "," << y4); + + aStartPoint = Map (x1, y1); + aControlPointA = Map (x2, y2); + aControlPointB = Map (x3, y3); + aEndPoint = Map (x4, y4); + + ::basegfx::B2DCubicBezier cubicBezier( aStartPoint, aControlPointA, aControlPointB, aEndPoint ); + cubicBezier.adaptiveSubdivideByDistance( aPolygon, 10.0 ); + EMFPPlusDrawPolygon( ::basegfx::B2DPolyPolygon( aPolygon ), rFactoryParms, + rState, rCanvas, flags & 0xff ); + // The ending coordinate of one Bezier curve is the starting coordinate of the next. + x1 = x4; + y1 = y4; + } + break; + } case EmfPlusRecordTypeDrawImage: case EmfPlusRecordTypeDrawImagePoints: { |