1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_drawinglayer.hxx" 26 27 #include <drawinglayer/primitive2d/mediaprimitive2d.hxx> 28 #include <basegfx/polygon/b2dpolygon.hxx> 29 #include <basegfx/polygon/b2dpolygontools.hxx> 30 #include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx> 31 #include <avmedia/mediawindow.hxx> 32 #include <svtools/grfmgr.hxx> 33 #include <drawinglayer/primitive2d/graphicprimitive2d.hxx> 34 #include <drawinglayer/geometry/viewinformation2d.hxx> 35 #include <drawinglayer/primitive2d/transformprimitive2d.hxx> 36 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx> 37 #include <drawinglayer/primitive2d/hiddengeometryprimitive2d.hxx> 38 39 ////////////////////////////////////////////////////////////////////////////// 40 41 namespace drawinglayer 42 { 43 namespace primitive2d 44 { create2DDecomposition(const geometry::ViewInformation2D & rViewInformation) const45 Primitive2DSequence MediaPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const 46 { 47 Primitive2DSequence xRetval(1); 48 49 // create background object 50 basegfx::B2DPolygon aBackgroundPolygon(basegfx::tools::createUnitPolygon()); 51 aBackgroundPolygon.transform(getTransform()); 52 const Primitive2DReference xRefBackground( 53 new PolyPolygonColorPrimitive2D( 54 basegfx::B2DPolyPolygon(aBackgroundPolygon), 55 getBackgroundColor())); 56 xRetval[0] = xRefBackground; 57 58 // try to get graphic snapshot 59 const Graphic aGraphic(avmedia::MediaWindow::grabFrame(getURL(), true)); 60 61 if(GRAPHIC_BITMAP == aGraphic.GetType() || GRAPHIC_GDIMETAFILE == aGraphic.GetType()) 62 { 63 const GraphicObject aGraphicObject(aGraphic); 64 const GraphicAttr aGraphicAttr; 65 xRetval.realloc(2); 66 xRetval[0] = xRefBackground; 67 xRetval[1] = Primitive2DReference(new GraphicPrimitive2D(getTransform(), aGraphicObject, aGraphicAttr)); 68 } 69 70 if(getDiscreteBorder()) 71 { 72 const basegfx::B2DVector aDiscreteInLogic(rViewInformation.getInverseObjectToViewTransformation() * 73 basegfx::B2DVector((double)getDiscreteBorder(), (double)getDiscreteBorder())); 74 const double fDiscreteSize(aDiscreteInLogic.getX() + aDiscreteInLogic.getY()); 75 76 basegfx::B2DRange aSourceRange(0.0, 0.0, 1.0, 1.0); 77 aSourceRange.transform(getTransform()); 78 79 basegfx::B2DRange aDestRange(aSourceRange); 80 aDestRange.grow(-0.5 * fDiscreteSize); 81 82 if(basegfx::fTools::equalZero(aDestRange.getWidth()) || basegfx::fTools::equalZero(aDestRange.getHeight())) 83 { 84 // shrunk primitive has no content (zero size in X or Y), nothing to display. Still create 85 // invisible content for HitTest and BoundRect 86 const Primitive2DReference xHiddenLines(new HiddenGeometryPrimitive2D(xRetval)); 87 88 xRetval = Primitive2DSequence(&xHiddenLines, 1); 89 } 90 else 91 { 92 // create transformation matrix from original range to shrunk range 93 basegfx::B2DHomMatrix aTransform; 94 aTransform.translate(-aSourceRange.getMinX(), -aSourceRange.getMinY()); 95 aTransform.scale(aDestRange.getWidth() / aSourceRange.getWidth(), aDestRange.getHeight() / aSourceRange.getHeight()); 96 aTransform.translate(aDestRange.getMinX(), aDestRange.getMinY()); 97 98 // add transform primitive 99 const Primitive2DReference aScaled(new TransformPrimitive2D(aTransform, xRetval)); 100 xRetval = Primitive2DSequence(&aScaled, 1L); 101 } 102 } 103 104 return xRetval; 105 } 106 MediaPrimitive2D(const basegfx::B2DHomMatrix & rTransform,const rtl::OUString & rURL,const basegfx::BColor & rBackgroundColor,sal_uInt32 nDiscreteBorder)107 MediaPrimitive2D::MediaPrimitive2D( 108 const basegfx::B2DHomMatrix& rTransform, 109 const rtl::OUString& rURL, 110 const basegfx::BColor& rBackgroundColor, 111 sal_uInt32 nDiscreteBorder) 112 : BufferedDecompositionPrimitive2D(), 113 maTransform(rTransform), 114 maURL(rURL), 115 maBackgroundColor(rBackgroundColor), 116 mnDiscreteBorder(nDiscreteBorder) 117 { 118 } 119 operator ==(const BasePrimitive2D & rPrimitive) const120 bool MediaPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const 121 { 122 if(BufferedDecompositionPrimitive2D::operator==(rPrimitive)) 123 { 124 const MediaPrimitive2D& rCompare = (MediaPrimitive2D&)rPrimitive; 125 126 return (getTransform() == rCompare.getTransform() 127 && getURL() == rCompare.getURL() 128 && getBackgroundColor() == rCompare.getBackgroundColor() 129 && getDiscreteBorder() == rCompare.getDiscreteBorder()); 130 } 131 132 return false; 133 } 134 getB2DRange(const geometry::ViewInformation2D & rViewInformation) const135 basegfx::B2DRange MediaPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const 136 { 137 basegfx::B2DRange aRetval(0.0, 0.0, 1.0, 1.0); 138 aRetval.transform(getTransform()); 139 140 if(getDiscreteBorder()) 141 { 142 const basegfx::B2DVector aDiscreteInLogic(rViewInformation.getInverseObjectToViewTransformation() * 143 basegfx::B2DVector((double)getDiscreteBorder(), (double)getDiscreteBorder())); 144 const double fDiscreteSize(aDiscreteInLogic.getX() + aDiscreteInLogic.getY()); 145 146 aRetval.grow(-0.5 * fDiscreteSize); 147 } 148 149 return aRetval; 150 } 151 152 // provide unique ID 153 ImplPrimitrive2DIDBlock(MediaPrimitive2D, PRIMITIVE2D_ID_MEDIAPRIMITIVE2D) 154 155 } // end of namespace primitive2d 156 } // end of namespace drawinglayer 157 158 ////////////////////////////////////////////////////////////////////////////// 159 // eof 160