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 // MARKER(update_precomp.py): autogen include statement, do not remove 23 #include "precompiled_drawinglayer.hxx" 24 25 #include <drawinglayer/primitive2d/discretebitmapprimitive2d.hxx> 26 #include <drawinglayer/primitive2d/bitmapprimitive2d.hxx> 27 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx> 28 29 namespace drawinglayer 30 { 31 namespace primitive2d 32 { 33 Primitive2DSequence DiscreteBitmapPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const 34 { 35 // use getViewTransformation() and getObjectTransformation() from 36 // ObjectAndViewTransformationDependentPrimitive2D to create a BitmapPrimitive2D 37 // with the correct mapping 38 Primitive2DSequence xRetval; 39 40 if(!getBitmapEx().IsEmpty()) 41 { 42 // get discrete size 43 const Size& rSizePixel = getBitmapEx().GetSizePixel(); 44 const basegfx::B2DVector aDiscreteSize(rSizePixel.Width(), rSizePixel.Height()); 45 46 // get inverse ViewTransformation 47 basegfx::B2DHomMatrix aInverseViewTransformation(getViewTransformation()); 48 aInverseViewTransformation.invert(); 49 50 // get size and position in world coordinates 51 const basegfx::B2DVector aWorldSize(aInverseViewTransformation * aDiscreteSize); 52 const basegfx::B2DPoint aWorldTopLeft(getObjectTransformation() * getTopLeft()); 53 54 // build object matrix in world coordinates so that the top-left 55 // position remains, but eventual transformations (e.g. rotations) 56 // in the ObjectToView stack remain and get correctly applied 57 basegfx::B2DHomMatrix aObjectTransform; 58 59 aObjectTransform.set(0, 0, aWorldSize.getX()); 60 aObjectTransform.set(1, 1, aWorldSize.getY()); 61 aObjectTransform.set(0, 2, aWorldTopLeft.getX()); 62 aObjectTransform.set(1, 2, aWorldTopLeft.getY()); 63 64 // get inverse ObjectTransformation 65 basegfx::B2DHomMatrix aInverseObjectTransformation(getObjectTransformation()); 66 aInverseObjectTransformation.invert(); 67 68 // transform to object coordinate system 69 aObjectTransform = aInverseObjectTransformation * aObjectTransform; 70 71 // create BitmapPrimitive2D with now object-local coordinate data 72 const Primitive2DReference xRef(new BitmapPrimitive2D(getBitmapEx(), aObjectTransform)); 73 xRetval = Primitive2DSequence(&xRef, 1); 74 } 75 76 return xRetval; 77 } 78 79 DiscreteBitmapPrimitive2D::DiscreteBitmapPrimitive2D( 80 const BitmapEx& rBitmapEx, 81 const basegfx::B2DPoint& rTopLeft) 82 : ObjectAndViewTransformationDependentPrimitive2D(), 83 maBitmapEx(rBitmapEx), 84 maTopLeft(rTopLeft) 85 { 86 } 87 88 bool DiscreteBitmapPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const 89 { 90 if(ObjectAndViewTransformationDependentPrimitive2D::operator==(rPrimitive)) 91 { 92 const DiscreteBitmapPrimitive2D& rCompare = (DiscreteBitmapPrimitive2D&)rPrimitive; 93 94 return (getBitmapEx() == rCompare.getBitmapEx() 95 && getTopLeft() == rCompare.getTopLeft()); 96 } 97 98 return false; 99 } 100 101 // provide unique ID 102 ImplPrimitrive2DIDBlock(DiscreteBitmapPrimitive2D, PRIMITIVE2D_ID_DISCRETEBITMAPPRIMITIVE2D) 103 104 } // end of namespace primitive2d 105 } // end of namespace drawinglayer 106 107 /* vim: set noet sw=4 ts=4: */ 108