1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski // MARKER(update_precomp.py): autogen include statement, do not remove 23*b1cdbd2cSJim Jagielski #include "precompiled_drawinglayer.hxx" 24*b1cdbd2cSJim Jagielski 25*b1cdbd2cSJim Jagielski #include <drawinglayer/tools/converters.hxx> 26*b1cdbd2cSJim Jagielski #include <drawinglayer/geometry/viewinformation2d.hxx> 27*b1cdbd2cSJim Jagielski #include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx> 28*b1cdbd2cSJim Jagielski #include <basegfx/matrix/b2dhommatrixtools.hxx> 29*b1cdbd2cSJim Jagielski #include <drawinglayer/primitive2d/transformprimitive2d.hxx> 30*b1cdbd2cSJim Jagielski #include <drawinglayer/processor2d/processor2dtools.hxx> 31*b1cdbd2cSJim Jagielski #include <vcl/virdev.hxx> 32*b1cdbd2cSJim Jagielski 33*b1cdbd2cSJim Jagielski #ifdef DBG_UTIL 34*b1cdbd2cSJim Jagielski #include <tools/stream.hxx> 35*b1cdbd2cSJim Jagielski #include <vcl/pngwrite.hxx> 36*b1cdbd2cSJim Jagielski #endif 37*b1cdbd2cSJim Jagielski 38*b1cdbd2cSJim Jagielski ////////////////////////////////////////////////////////////////////////////// 39*b1cdbd2cSJim Jagielski 40*b1cdbd2cSJim Jagielski namespace drawinglayer 41*b1cdbd2cSJim Jagielski { 42*b1cdbd2cSJim Jagielski namespace tools 43*b1cdbd2cSJim Jagielski { convertToBitmapEx(const drawinglayer::primitive2d::Primitive2DSequence & rSeq,const geometry::ViewInformation2D & rViewInformation2D,sal_uInt32 nDiscreteWidth,sal_uInt32 nDiscreteHeight,sal_uInt32 nMaxQuadratPixels)44*b1cdbd2cSJim Jagielski BitmapEx convertToBitmapEx( 45*b1cdbd2cSJim Jagielski const drawinglayer::primitive2d::Primitive2DSequence& rSeq, 46*b1cdbd2cSJim Jagielski const geometry::ViewInformation2D& rViewInformation2D, 47*b1cdbd2cSJim Jagielski sal_uInt32 nDiscreteWidth, 48*b1cdbd2cSJim Jagielski sal_uInt32 nDiscreteHeight, 49*b1cdbd2cSJim Jagielski sal_uInt32 nMaxQuadratPixels) 50*b1cdbd2cSJim Jagielski { 51*b1cdbd2cSJim Jagielski BitmapEx aRetval; 52*b1cdbd2cSJim Jagielski #ifdef DBG_UTIL 53*b1cdbd2cSJim Jagielski static bool bDoSaveForVisualControl(false); 54*b1cdbd2cSJim Jagielski #endif 55*b1cdbd2cSJim Jagielski 56*b1cdbd2cSJim Jagielski if(rSeq.hasElements() && nDiscreteWidth && nDiscreteHeight) 57*b1cdbd2cSJim Jagielski { 58*b1cdbd2cSJim Jagielski // get destination size in pixels 59*b1cdbd2cSJim Jagielski const MapMode aMapModePixel(MAP_PIXEL); 60*b1cdbd2cSJim Jagielski const sal_uInt32 nViewVisibleArea(nDiscreteWidth * nDiscreteHeight); 61*b1cdbd2cSJim Jagielski double fReduceFactor(1.0); 62*b1cdbd2cSJim Jagielski drawinglayer::primitive2d::Primitive2DSequence aSequence(rSeq); 63*b1cdbd2cSJim Jagielski 64*b1cdbd2cSJim Jagielski if(nViewVisibleArea > nMaxQuadratPixels) 65*b1cdbd2cSJim Jagielski { 66*b1cdbd2cSJim Jagielski // reduce render size 67*b1cdbd2cSJim Jagielski fReduceFactor = sqrt((double)nMaxQuadratPixels / (double)nViewVisibleArea); 68*b1cdbd2cSJim Jagielski nDiscreteWidth = basegfx::fround((double)nDiscreteWidth * fReduceFactor); 69*b1cdbd2cSJim Jagielski nDiscreteHeight = basegfx::fround((double)nDiscreteHeight * fReduceFactor); 70*b1cdbd2cSJim Jagielski 71*b1cdbd2cSJim Jagielski const drawinglayer::primitive2d::Primitive2DReference aEmbed( 72*b1cdbd2cSJim Jagielski new drawinglayer::primitive2d::TransformPrimitive2D( 73*b1cdbd2cSJim Jagielski basegfx::tools::createScaleB2DHomMatrix(fReduceFactor, fReduceFactor), 74*b1cdbd2cSJim Jagielski rSeq)); 75*b1cdbd2cSJim Jagielski 76*b1cdbd2cSJim Jagielski aSequence = drawinglayer::primitive2d::Primitive2DSequence(&aEmbed, 1); 77*b1cdbd2cSJim Jagielski } 78*b1cdbd2cSJim Jagielski 79*b1cdbd2cSJim Jagielski const Point aEmptyPoint; 80*b1cdbd2cSJim Jagielski const Size aSizePixel(nDiscreteWidth, nDiscreteHeight); 81*b1cdbd2cSJim Jagielski geometry::ViewInformation2D aViewInformation2D(rViewInformation2D); 82*b1cdbd2cSJim Jagielski VirtualDevice maContent; 83*b1cdbd2cSJim Jagielski 84*b1cdbd2cSJim Jagielski // prepare vdev 85*b1cdbd2cSJim Jagielski maContent.SetOutputSizePixel(aSizePixel, false); 86*b1cdbd2cSJim Jagielski maContent.SetMapMode(aMapModePixel); 87*b1cdbd2cSJim Jagielski 88*b1cdbd2cSJim Jagielski // set to all white 89*b1cdbd2cSJim Jagielski maContent.SetBackground(Wallpaper(Color(COL_WHITE))); 90*b1cdbd2cSJim Jagielski maContent.Erase(); 91*b1cdbd2cSJim Jagielski 92*b1cdbd2cSJim Jagielski // create pixel processor, also already takes care of AAing and 93*b1cdbd2cSJim Jagielski // checking the getOptionsDrawinglayer().IsAntiAliasing() switch. If 94*b1cdbd2cSJim Jagielski // not wanted, change after this call as needed 95*b1cdbd2cSJim Jagielski processor2d::BaseProcessor2D* pContentProcessor = processor2d::createPixelProcessor2DFromOutputDevice( 96*b1cdbd2cSJim Jagielski maContent, 97*b1cdbd2cSJim Jagielski aViewInformation2D); 98*b1cdbd2cSJim Jagielski 99*b1cdbd2cSJim Jagielski if(pContentProcessor) 100*b1cdbd2cSJim Jagielski { 101*b1cdbd2cSJim Jagielski // render content 102*b1cdbd2cSJim Jagielski pContentProcessor->process(aSequence); 103*b1cdbd2cSJim Jagielski 104*b1cdbd2cSJim Jagielski // get content 105*b1cdbd2cSJim Jagielski maContent.EnableMapMode(false); 106*b1cdbd2cSJim Jagielski const Bitmap aContent(maContent.GetBitmap(aEmptyPoint, aSizePixel)); 107*b1cdbd2cSJim Jagielski 108*b1cdbd2cSJim Jagielski #ifdef DBG_UTIL 109*b1cdbd2cSJim Jagielski if(bDoSaveForVisualControl) 110*b1cdbd2cSJim Jagielski { 111*b1cdbd2cSJim Jagielski SvFileStream aNew((const String&)String(ByteString( "c:\\test_content.png" ), RTL_TEXTENCODING_UTF8), STREAM_WRITE|STREAM_TRUNC); 112*b1cdbd2cSJim Jagielski ::vcl::PNGWriter aPNGWriter(aContent); 113*b1cdbd2cSJim Jagielski aPNGWriter.Write(aNew); 114*b1cdbd2cSJim Jagielski } 115*b1cdbd2cSJim Jagielski #endif 116*b1cdbd2cSJim Jagielski // prepare for mask creation 117*b1cdbd2cSJim Jagielski maContent.SetMapMode(aMapModePixel); 118*b1cdbd2cSJim Jagielski 119*b1cdbd2cSJim Jagielski // set alpha to all white (fully transparent) 120*b1cdbd2cSJim Jagielski maContent.Erase(); 121*b1cdbd2cSJim Jagielski 122*b1cdbd2cSJim Jagielski // embed primitives to paint them black 123*b1cdbd2cSJim Jagielski const primitive2d::Primitive2DReference xRef( 124*b1cdbd2cSJim Jagielski new primitive2d::ModifiedColorPrimitive2D( 125*b1cdbd2cSJim Jagielski aSequence, 126*b1cdbd2cSJim Jagielski basegfx::BColorModifierSharedPtr( 127*b1cdbd2cSJim Jagielski new basegfx::BColorModifier_replace( 128*b1cdbd2cSJim Jagielski basegfx::BColor(0.0, 0.0, 0.0))))); 129*b1cdbd2cSJim Jagielski const primitive2d::Primitive2DSequence xSeq(&xRef, 1); 130*b1cdbd2cSJim Jagielski 131*b1cdbd2cSJim Jagielski // render 132*b1cdbd2cSJim Jagielski pContentProcessor->process(xSeq); 133*b1cdbd2cSJim Jagielski delete pContentProcessor; 134*b1cdbd2cSJim Jagielski 135*b1cdbd2cSJim Jagielski // get alpha cahannel from vdev 136*b1cdbd2cSJim Jagielski maContent.EnableMapMode(false); 137*b1cdbd2cSJim Jagielski const Bitmap aAlpha(maContent.GetBitmap(aEmptyPoint, aSizePixel)); 138*b1cdbd2cSJim Jagielski #ifdef DBG_UTIL 139*b1cdbd2cSJim Jagielski if(bDoSaveForVisualControl) 140*b1cdbd2cSJim Jagielski { 141*b1cdbd2cSJim Jagielski SvFileStream aNew((const String&)String(ByteString( "c:\\test_alpha.png" ), RTL_TEXTENCODING_UTF8), STREAM_WRITE|STREAM_TRUNC); 142*b1cdbd2cSJim Jagielski ::vcl::PNGWriter aPNGWriter(aAlpha); 143*b1cdbd2cSJim Jagielski aPNGWriter.Write(aNew); 144*b1cdbd2cSJim Jagielski } 145*b1cdbd2cSJim Jagielski #endif 146*b1cdbd2cSJim Jagielski 147*b1cdbd2cSJim Jagielski // create BitmapEx result 148*b1cdbd2cSJim Jagielski aRetval = BitmapEx(aContent, AlphaMask(aAlpha)); 149*b1cdbd2cSJim Jagielski #ifdef DBG_UTIL 150*b1cdbd2cSJim Jagielski if(bDoSaveForVisualControl) 151*b1cdbd2cSJim Jagielski { 152*b1cdbd2cSJim Jagielski SvFileStream aNew((const String&)String(ByteString( "c:\\test_combined.png" ), RTL_TEXTENCODING_UTF8), STREAM_WRITE|STREAM_TRUNC); 153*b1cdbd2cSJim Jagielski ::vcl::PNGWriter aPNGWriter(aRetval); 154*b1cdbd2cSJim Jagielski aPNGWriter.Write(aNew); 155*b1cdbd2cSJim Jagielski } 156*b1cdbd2cSJim Jagielski #endif 157*b1cdbd2cSJim Jagielski } 158*b1cdbd2cSJim Jagielski } 159*b1cdbd2cSJim Jagielski 160*b1cdbd2cSJim Jagielski return aRetval; 161*b1cdbd2cSJim Jagielski } 162*b1cdbd2cSJim Jagielski 163*b1cdbd2cSJim Jagielski } // end of namespace tools 164*b1cdbd2cSJim Jagielski } // end of namespace drawinglayer 165*b1cdbd2cSJim Jagielski 166*b1cdbd2cSJim Jagielski ////////////////////////////////////////////////////////////////////////////// 167*b1cdbd2cSJim Jagielski // eof 168