1*4bfbcde8SAndrew Rist /************************************************************** 2*4bfbcde8SAndrew Rist * 3*4bfbcde8SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*4bfbcde8SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*4bfbcde8SAndrew Rist * distributed with this work for additional information 6*4bfbcde8SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*4bfbcde8SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*4bfbcde8SAndrew Rist * "License"); you may not use this file except in compliance 9*4bfbcde8SAndrew Rist * with the License. You may obtain a copy of the License at 10*4bfbcde8SAndrew Rist * 11*4bfbcde8SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*4bfbcde8SAndrew Rist * 13*4bfbcde8SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*4bfbcde8SAndrew Rist * software distributed under the License is distributed on an 15*4bfbcde8SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*4bfbcde8SAndrew Rist * KIND, either express or implied. See the License for the 17*4bfbcde8SAndrew Rist * specific language governing permissions and limitations 18*4bfbcde8SAndrew Rist * under the License. 19*4bfbcde8SAndrew Rist * 20*4bfbcde8SAndrew Rist *************************************************************/ 21cdf0e10cSrcweir 22cdf0e10cSrcweir #ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_UNIFIEDTRANSPARENCEPRIMITIVE2D_HXX 23cdf0e10cSrcweir #define INCLUDED_DRAWINGLAYER_PRIMITIVE2D_UNIFIEDTRANSPARENCEPRIMITIVE2D_HXX 24cdf0e10cSrcweir 25090f0eb8SEike Rathke #include <drawinglayer/drawinglayerdllapi.h> 26cdf0e10cSrcweir #include <drawinglayer/primitive2d/groupprimitive2d.hxx> 27cdf0e10cSrcweir 28cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 29cdf0e10cSrcweir 30cdf0e10cSrcweir namespace drawinglayer 31cdf0e10cSrcweir { 32cdf0e10cSrcweir namespace primitive2d 33cdf0e10cSrcweir { 34cdf0e10cSrcweir /** UnifiedTransparencePrimitive2D class 35cdf0e10cSrcweir 36cdf0e10cSrcweir This primitive encapsualtes a child hierarchy and defines 37cdf0e10cSrcweir that it shall be visualized with the given transparency. That 38cdf0e10cSrcweir transparency is unique for all contained geometry, so that 39cdf0e10cSrcweir e.g. overlapping polygons in the child geometry will not show 40cdf0e10cSrcweir regions of combined transparency, but be all rendered with the 41cdf0e10cSrcweir defined, single transparency. 42cdf0e10cSrcweir */ 43090f0eb8SEike Rathke class DRAWINGLAYER_DLLPUBLIC UnifiedTransparencePrimitive2D : public GroupPrimitive2D 44cdf0e10cSrcweir { 45cdf0e10cSrcweir private: 46cdf0e10cSrcweir /// the unified transparence 47cdf0e10cSrcweir double mfTransparence; 48cdf0e10cSrcweir 49cdf0e10cSrcweir public: 50cdf0e10cSrcweir /// constructor 51cdf0e10cSrcweir UnifiedTransparencePrimitive2D( 52cdf0e10cSrcweir const Primitive2DSequence& rChildren, 53cdf0e10cSrcweir double fTransparence); 54cdf0e10cSrcweir 55cdf0e10cSrcweir /// data read access getTransparence() const56cdf0e10cSrcweir double getTransparence() const { return mfTransparence; } 57cdf0e10cSrcweir 58cdf0e10cSrcweir /// compare operator 59cdf0e10cSrcweir virtual bool operator==(const BasePrimitive2D& rPrimitive) const; 60cdf0e10cSrcweir 61cdf0e10cSrcweir /// own getB2DRange implementation to include transparent geometries to BoundRect calculations 62cdf0e10cSrcweir virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const; 63cdf0e10cSrcweir 64cdf0e10cSrcweir /// create decomposition 65cdf0e10cSrcweir virtual Primitive2DSequence get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const; 66cdf0e10cSrcweir 67cdf0e10cSrcweir /// provide unique ID 68cdf0e10cSrcweir DeclPrimitrive2DIDBlock() 69cdf0e10cSrcweir }; 70cdf0e10cSrcweir } // end of namespace primitive2d 71cdf0e10cSrcweir } // end of namespace drawinglayer 72cdf0e10cSrcweir 73cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 74cdf0e10cSrcweir 75cdf0e10cSrcweir #endif //INCLUDED_DRAWINGLAYER_PRIMITIVE2D_UNIFIEDTRANSPARENCEPRIMITIVE2D_HXX 76cdf0e10cSrcweir 77cdf0e10cSrcweir ////////////////////////////////////////////////////////////////////////////// 78cdf0e10cSrcweir // eof 79