1*25b11142SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*25b11142SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*25b11142SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*25b11142SAndrew Rist * distributed with this work for additional information 6*25b11142SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*25b11142SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*25b11142SAndrew Rist * "License"); you may not use this file except in compliance 9*25b11142SAndrew Rist * with the License. You may obtain a copy of the License at 10*25b11142SAndrew Rist * 11*25b11142SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*25b11142SAndrew Rist * 13*25b11142SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*25b11142SAndrew Rist * software distributed under the License is distributed on an 15*25b11142SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*25b11142SAndrew Rist * KIND, either express or implied. See the License for the 17*25b11142SAndrew Rist * specific language governing permissions and limitations 18*25b11142SAndrew Rist * under the License. 19*25b11142SAndrew Rist * 20*25b11142SAndrew Rist *************************************************************/ 21*25b11142SAndrew Rist 22*25b11142SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 25cdf0e10cSrcweir #include "precompiled_cppcanvas.hxx" 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include <canvasgraphichelper.hxx> 28cdf0e10cSrcweir 29cdf0e10cSrcweir #include <com/sun/star/rendering/XGraphicDevice.hpp> 30cdf0e10cSrcweir #include <com/sun/star/rendering/XCanvas.hpp> 31cdf0e10cSrcweir #include <com/sun/star/rendering/XPolyPolygon2D.hpp> 32cdf0e10cSrcweir 33cdf0e10cSrcweir #include <canvas/canvastools.hxx> 34cdf0e10cSrcweir #include <basegfx/tools/canvastools.hxx> 35cdf0e10cSrcweir #include <basegfx/matrix/b2dhommatrix.hxx> 36cdf0e10cSrcweir 37cdf0e10cSrcweir #include <cppcanvas/polypolygon.hxx> 38cdf0e10cSrcweir #include "tools.hxx" 39cdf0e10cSrcweir 40cdf0e10cSrcweir 41cdf0e10cSrcweir using namespace ::com::sun::star; 42cdf0e10cSrcweir 43cdf0e10cSrcweir /* Implementation of CanvasGraphicHelper class */ 44cdf0e10cSrcweir 45cdf0e10cSrcweir namespace cppcanvas 46cdf0e10cSrcweir { 47cdf0e10cSrcweir 48cdf0e10cSrcweir namespace internal 49cdf0e10cSrcweir { CanvasGraphicHelper(const CanvasSharedPtr & rParentCanvas)50cdf0e10cSrcweir CanvasGraphicHelper::CanvasGraphicHelper( const CanvasSharedPtr& rParentCanvas ) : 51cdf0e10cSrcweir maClipPolyPolygon(), 52cdf0e10cSrcweir mpCanvas( rParentCanvas ), 53cdf0e10cSrcweir mxGraphicDevice() 54cdf0e10cSrcweir { 55cdf0e10cSrcweir OSL_ENSURE( mpCanvas.get() != NULL && 56cdf0e10cSrcweir mpCanvas->getUNOCanvas().is(), 57cdf0e10cSrcweir "CanvasGraphicHelper::CanvasGraphicHelper: no valid canvas" ); 58cdf0e10cSrcweir 59cdf0e10cSrcweir if( mpCanvas.get() != NULL && 60cdf0e10cSrcweir mpCanvas->getUNOCanvas().is() ) 61cdf0e10cSrcweir { 62cdf0e10cSrcweir mxGraphicDevice = mpCanvas->getUNOCanvas()->getDevice(); 63cdf0e10cSrcweir } 64cdf0e10cSrcweir 65cdf0e10cSrcweir ::canvas::tools::initRenderState( maRenderState ); 66cdf0e10cSrcweir } 67cdf0e10cSrcweir setTransformation(const::basegfx::B2DHomMatrix & rMatrix)68cdf0e10cSrcweir void CanvasGraphicHelper::setTransformation( const ::basegfx::B2DHomMatrix& rMatrix ) 69cdf0e10cSrcweir { 70cdf0e10cSrcweir ::canvas::tools::setRenderStateTransform( maRenderState, rMatrix ); 71cdf0e10cSrcweir } 72cdf0e10cSrcweir getTransformation() const73cdf0e10cSrcweir ::basegfx::B2DHomMatrix CanvasGraphicHelper::getTransformation() const 74cdf0e10cSrcweir { 75cdf0e10cSrcweir ::basegfx::B2DHomMatrix aMatrix; 76cdf0e10cSrcweir return ::canvas::tools::getRenderStateTransform( aMatrix, 77cdf0e10cSrcweir maRenderState ); 78cdf0e10cSrcweir } 79cdf0e10cSrcweir setClip(const::basegfx::B2DPolyPolygon & rClipPoly)80cdf0e10cSrcweir void CanvasGraphicHelper::setClip( const ::basegfx::B2DPolyPolygon& rClipPoly ) 81cdf0e10cSrcweir { 82cdf0e10cSrcweir // TODO(T3): not thread-safe. B2DPolyPolygon employs copy-on-write 83cdf0e10cSrcweir maClipPolyPolygon.reset( rClipPoly ); 84cdf0e10cSrcweir maRenderState.Clip.clear(); 85cdf0e10cSrcweir } 86cdf0e10cSrcweir setClip()87cdf0e10cSrcweir void CanvasGraphicHelper::setClip() 88cdf0e10cSrcweir { 89cdf0e10cSrcweir maClipPolyPolygon.reset(); 90cdf0e10cSrcweir maRenderState.Clip.clear(); 91cdf0e10cSrcweir } 92cdf0e10cSrcweir getClip() const93cdf0e10cSrcweir ::basegfx::B2DPolyPolygon const* CanvasGraphicHelper::getClip() const 94cdf0e10cSrcweir { 95cdf0e10cSrcweir return !maClipPolyPolygon ? NULL : &(*maClipPolyPolygon); 96cdf0e10cSrcweir } 97cdf0e10cSrcweir getRenderState() const98cdf0e10cSrcweir const rendering::RenderState& CanvasGraphicHelper::getRenderState() const 99cdf0e10cSrcweir { 100cdf0e10cSrcweir if( maClipPolyPolygon && !maRenderState.Clip.is() ) 101cdf0e10cSrcweir { 102cdf0e10cSrcweir uno::Reference< rendering::XCanvas > xCanvas( mpCanvas->getUNOCanvas() ); 103cdf0e10cSrcweir if( !xCanvas.is() ) 104cdf0e10cSrcweir return maRenderState; 105cdf0e10cSrcweir 106cdf0e10cSrcweir maRenderState.Clip = ::basegfx::unotools::xPolyPolygonFromB2DPolyPolygon( 107cdf0e10cSrcweir xCanvas->getDevice(), 108cdf0e10cSrcweir *maClipPolyPolygon ); 109cdf0e10cSrcweir } 110cdf0e10cSrcweir 111cdf0e10cSrcweir return maRenderState; 112cdf0e10cSrcweir } 113cdf0e10cSrcweir setRGBAColor(Color::IntSRGBA aColor)114cdf0e10cSrcweir void CanvasGraphicHelper::setRGBAColor( Color::IntSRGBA aColor ) 115cdf0e10cSrcweir { 116cdf0e10cSrcweir maRenderState.DeviceColor = tools::intSRGBAToDoubleSequence( mxGraphicDevice, 117cdf0e10cSrcweir aColor ); 118cdf0e10cSrcweir } 119cdf0e10cSrcweir getRGBAColor() const120cdf0e10cSrcweir Color::IntSRGBA CanvasGraphicHelper::getRGBAColor() const 121cdf0e10cSrcweir { 122cdf0e10cSrcweir return tools::doubleSequenceToIntSRGBA( mxGraphicDevice, 123cdf0e10cSrcweir maRenderState.DeviceColor ); 124cdf0e10cSrcweir } 125cdf0e10cSrcweir setCompositeOp(CompositeOp aOp)126cdf0e10cSrcweir void CanvasGraphicHelper::setCompositeOp( CompositeOp aOp ) 127cdf0e10cSrcweir { 128cdf0e10cSrcweir maRenderState.CompositeOperation = (sal_Int8)aOp; 129cdf0e10cSrcweir } 130cdf0e10cSrcweir getCompositeOp() const131cdf0e10cSrcweir CanvasGraphic::CompositeOp CanvasGraphicHelper::getCompositeOp() const 132cdf0e10cSrcweir { 133cdf0e10cSrcweir return static_cast<CompositeOp>(maRenderState.CompositeOperation); 134cdf0e10cSrcweir } 135cdf0e10cSrcweir getCanvas() const136cdf0e10cSrcweir CanvasSharedPtr CanvasGraphicHelper::getCanvas() const 137cdf0e10cSrcweir { 138cdf0e10cSrcweir return mpCanvas; 139cdf0e10cSrcweir } 140cdf0e10cSrcweir getGraphicDevice() const141cdf0e10cSrcweir uno::Reference< rendering::XGraphicDevice > CanvasGraphicHelper::getGraphicDevice() const 142cdf0e10cSrcweir { 143cdf0e10cSrcweir return mxGraphicDevice; 144cdf0e10cSrcweir } 145cdf0e10cSrcweir 146cdf0e10cSrcweir } 147cdf0e10cSrcweir } 148