/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #include #include #include #include #include #include "emfpbrush.hxx" #include "emfppath.hxx" namespace emfplushelper { EMFPBrush::EMFPBrush() : type(0) , additionalFlags(0) , wrapMode(0) , firstPointX(0.0) , firstPointY(0.0) , aWidth(0.0) , aHeight(0.0) , hasTransformation(false) , blendPoints(0) , blendFactors(nullptr) , colorblendPoints(0) , surroundColorsNumber(0) , hatchStyle(HatchStyleHorizontal) { } EMFPBrush::~EMFPBrush() { } static OUString BrushTypeToString(sal_uInt32 type) { switch (type) { case BrushTypeSolidColor: return u"BrushTypeSolidColor"_ustr; case BrushTypeHatchFill: return u"BrushTypeHatchFill"_ustr; case BrushTypeTextureFill: return u"BrushTypeTextureFill"_ustr; case BrushTypePathGradient: return u"BrushTypePathGradient"_ustr; case BrushTypeLinearGradient: return u"BrushTypeLinearGradient"_ustr; } return u""_ustr; } void EMFPBrush::Read(SvStream& s, EmfPlusHelperData const & rR) { sal_uInt32 header; s.ReadUInt32(header).ReadUInt32(type); SAL_INFO("drawinglayer.emf", "EMF+\t\t\tHeader: 0x" << std::hex << header); SAL_INFO("drawinglayer.emf", "EMF+\t\t\tType: " << BrushTypeToString(type) << "(0x" << type << ")" << std::dec); switch (type) { case BrushTypeSolidColor: { sal_uInt32 color; s.ReadUInt32(color); solidColor = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tSolid color: 0x" << std::hex << color << std::dec); break; } case BrushTypeHatchFill: { sal_uInt32 style; sal_uInt32 foregroundColor; sal_uInt32 backgroundColor; s.ReadUInt32(style); s.ReadUInt32(foregroundColor); s.ReadUInt32(backgroundColor); hatchStyle = static_cast(style); solidColor = ::Color(ColorAlpha, (foregroundColor >> 24), (foregroundColor >> 16) & 0xff, (foregroundColor >> 8) & 0xff, foregroundColor & 0xff); secondColor = ::Color(ColorAlpha, (backgroundColor >> 24), (backgroundColor >> 16) & 0xff, (backgroundColor >> 8) & 0xff, backgroundColor & 0xff); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tHatch style: 0x" << std::hex << style); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tForeground color: 0x" << solidColor.AsRGBHexString()); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tBackground color: 0x" << secondColor.AsRGBHexString()); break; } case BrushTypeTextureFill: { SAL_WARN("drawinglayer.emf", "EMF+\tTODO: implement BrushTypeTextureFill brush"); break; } case BrushTypePathGradient: { s.ReadUInt32(additionalFlags).ReadInt32(wrapMode); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tAdditional flags: 0x" << std::hex << additionalFlags << std::dec); sal_uInt32 color; s.ReadUInt32(color); solidColor = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tCenter color: 0x" << std::hex << color << std::dec); s.ReadFloat(firstPointX).ReadFloat(firstPointY); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tCenter point: " << firstPointX << "," << firstPointY); s.ReadUInt32(surroundColorsNumber); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\t number of surround colors: " << surroundColorsNumber); surroundColors.reset( new ::Color[surroundColorsNumber] ); for (sal_uInt32 i = 0; i < surroundColorsNumber; i++) { s.ReadUInt32(color); surroundColors[i] = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff); if (i == 0) secondColor = surroundColors[0]; SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tSurround color[" << i << "]: 0x" << std::hex << color << std::dec); } if (additionalFlags & 0x01) // BrushDataPath { sal_Int32 pathLength; s.ReadInt32(pathLength); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPath length: " << pathLength); sal_uInt64 const pos = s.Tell(); sal_uInt32 pathHeader; sal_Int32 pathPoints, pathFlags; s.ReadUInt32(pathHeader).ReadInt32(pathPoints).ReadInt32(pathFlags); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPath (brush path gradient)"); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\t\tHeader: 0x" << std::hex << pathHeader); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\t\tPoints: " << std::dec << pathPoints); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\t\tAdditional flags: 0x" << std::hex << pathFlags << std::dec); path.reset( new EMFPPath(pathPoints) ); path->Read(s, pathFlags); s.Seek(pos + pathLength); const ::basegfx::B2DRectangle aBounds(::basegfx::utils::getRange(path->GetPolygon(rR, false))); aWidth = aBounds.getWidth(); aHeight = aBounds.getHeight(); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPolygon bounding box: " << aBounds.getMinX() << "," << aBounds.getMinY() << " " << aBounds.getWidth() << "x" << aBounds.getHeight()); } else { sal_Int32 boundaryPointCount; s.ReadInt32(boundaryPointCount); sal_uInt64 const pos = s.Tell(); SAL_INFO("drawinglayer.emf", "EMF+\t use boundary, points: " << boundaryPointCount); path.reset( new EMFPPath(boundaryPointCount) ); path->Read(s, 0x0); s.Seek(pos + 8 * boundaryPointCount); const ::basegfx::B2DRectangle aBounds(::basegfx::utils::getRange(path->GetPolygon(rR, false))); aWidth = aBounds.getWidth(); aHeight = aBounds.getHeight(); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPolygon bounding box: " << aBounds.getMinX() << "," << aBounds.getMinY() << " " << aBounds.getWidth() << "x" << aBounds.getHeight()); } if (additionalFlags & 0x02) // BrushDataTransform { EmfPlusHelperData::readXForm(s, brush_transformation); hasTransformation = true; SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tUse brush transformation: " << brush_transformation); } // BrushDataPresetColors and BrushDataBlendFactorsH if ((additionalFlags & 0x04) && (additionalFlags & 0x08)) { SAL_WARN("drawinglayer.emf", "EMF+\t Brush must not contain both BrushDataPresetColors and BrushDataBlendFactorsH"); return; } if (additionalFlags & 0x08) // BrushDataBlendFactorsH { s.ReadUInt32(blendPoints); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tuse blend, points: " << blendPoints); blendPositions.reset( new float[2 * blendPoints] ); blendFactors = blendPositions.get() + blendPoints; for (sal_uInt32 i = 0; i < blendPoints; i++) { s.ReadFloat(blendPositions[i]); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tposition[" << i << "]: " << blendPositions[i]); } for (sal_uInt32 i = 0; i < blendPoints; i++) { s.ReadFloat(blendFactors[i]); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tFactor[" << i << "]: " << blendFactors[i]); } } if (additionalFlags & 0x04) // BrushDataPresetColors { s.ReadUInt32(colorblendPoints); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tUse color blend, points: " << colorblendPoints); colorblendPositions.reset( new float[colorblendPoints] ); colorblendColors.reset( new ::Color[colorblendPoints] ); for (sal_uInt32 i = 0; i < colorblendPoints; i++) { s.ReadFloat(colorblendPositions[i]); SAL_INFO("drawinglayer.emf", "EMF+\tposition[" << i << "]: " << colorblendPositions[i]); } for (sal_uInt32 i = 0; i < colorblendPoints; i++) { s.ReadUInt32(color); colorblendColors[i] = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tColor[" << i << "]: 0x" << std::hex << color << std::dec); } } break; } case BrushTypeLinearGradient: { s.ReadUInt32(additionalFlags).ReadInt32(wrapMode); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tLinear gradient, additional flags: 0x" << std::hex << additionalFlags << std::dec << ", wrapMode: " << wrapMode); s.ReadFloat(firstPointX).ReadFloat(firstPointY).ReadFloat(aWidth).ReadFloat(aHeight); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tFirst gradient point: " << firstPointX << ":" << firstPointY << ", size " << aWidth << "x" << aHeight); sal_uInt32 color; s.ReadUInt32(color); solidColor = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tfirst color: 0x" << std::hex << color << std::dec); s.ReadUInt32(color); secondColor = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tsecond color: 0x" << std::hex << color << std::dec); // repeated colors, unknown meaning, see http://www.aces.uiuc.edu/~jhtodd/Metafile/MetafileRecords/ObjectBrush.html s.ReadUInt32(color); s.ReadUInt32(color); if (additionalFlags & 0x02) //BrushDataTransform { EmfPlusHelperData::readXForm(s, brush_transformation); hasTransformation = true; SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tUse brush transformation: " << brush_transformation); } // BrushDataPresetColors and BrushDataBlendFactorsH if ((additionalFlags & 0x04) && (additionalFlags & 0x08)) { SAL_WARN("drawinglayer.emf", "EMF+\t Brush must not contain both BrushDataPresetColors and BrushDataBlendFactorsH"); return; } if (additionalFlags & 0x08) // BrushDataBlendFactorsH { s.ReadUInt32(blendPoints); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tUse blend, points: " << blendPoints); blendPositions.reset( new float[2 * blendPoints] ); blendFactors = blendPositions.get() + blendPoints; for (sal_uInt32 i = 0; i < blendPoints; i++) { s.ReadFloat(blendPositions[i]); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPosition[" << i << "]: " << blendPositions[i]); } for (sal_uInt32 i = 0; i < blendPoints; i++) { s.ReadFloat(blendFactors[i]); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tFactor[" << i << "]: " << blendFactors[i]); } } if (additionalFlags & 0x04) { s.ReadUInt32(colorblendPoints); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tUse color blend, points: " << colorblendPoints); colorblendPositions.reset( new float[colorblendPoints] ); colorblendColors.reset( new ::Color[colorblendPoints] ); for (sal_uInt32 i = 0; i < colorblendPoints; i++) { s.ReadFloat(colorblendPositions[i]); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPosition[" << i << "]: " << colorblendPositions[i]); } for (sal_uInt32 i = 0; i < colorblendPoints; i++) { s.ReadUInt32(color); colorblendColors[i] = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff); SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tColor[" << i << "]: 0x" << std::hex << color << std::dec); } } break; } default: { SAL_WARN("drawinglayer.emf", "EMF+\tunhandled brush type: " << std::hex << type << std::dec); } } } } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */