8c67e94cf7
Change-Id: I80d424ca042371f4d2e0a1d6be68683c7bad1784 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/167271 Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk> Tested-by: Jenkins
317 lines
15 KiB
C++
317 lines
15 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <basegfx/range/b2drange.hxx>
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#include <basegfx/range/b2drectangle.hxx>
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#include <basegfx/polygon/b2dpolypolygontools.hxx>
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#include <o3tl/safeint.hxx>
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#include <sal/log.hxx>
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#include "emfpbrush.hxx"
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#include "emfppath.hxx"
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namespace emfplushelper
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{
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EMFPBrush::EMFPBrush()
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: type(0)
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, additionalFlags(0)
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, wrapMode(0)
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, firstPointX(0.0)
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, firstPointY(0.0)
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, aWidth(0.0)
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, aHeight(0.0)
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, hasTransformation(false)
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, blendPoints(0)
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, blendFactors(nullptr)
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, colorblendPoints(0)
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, surroundColorsNumber(0)
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, hatchStyle(HatchStyleHorizontal)
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{
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}
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EMFPBrush::~EMFPBrush()
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{
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}
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static OUString BrushTypeToString(sal_uInt32 type)
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{
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switch (type)
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{
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case BrushTypeSolidColor: return u"BrushTypeSolidColor"_ustr;
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case BrushTypeHatchFill: return u"BrushTypeHatchFill"_ustr;
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case BrushTypeTextureFill: return u"BrushTypeTextureFill"_ustr;
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case BrushTypePathGradient: return u"BrushTypePathGradient"_ustr;
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case BrushTypeLinearGradient: return u"BrushTypeLinearGradient"_ustr;
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}
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return u""_ustr;
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}
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void EMFPBrush::Read(SvStream& s, EmfPlusHelperData const & rR)
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{
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sal_uInt32 header;
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s.ReadUInt32(header).ReadUInt32(type);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\tHeader: 0x" << std::hex << header);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\tType: " << BrushTypeToString(type) << "(0x" << type << ")" << std::dec);
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switch (type)
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{
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case BrushTypeSolidColor:
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{
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sal_uInt32 color;
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s.ReadUInt32(color);
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solidColor = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tSolid color: 0x" << std::hex << color << std::dec);
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break;
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}
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case BrushTypeHatchFill:
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{
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sal_uInt32 style;
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sal_uInt32 foregroundColor;
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sal_uInt32 backgroundColor;
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s.ReadUInt32(style);
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s.ReadUInt32(foregroundColor);
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s.ReadUInt32(backgroundColor);
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hatchStyle = static_cast<EmfPlusHatchStyle>(style);
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solidColor = ::Color(ColorAlpha, (foregroundColor >> 24), (foregroundColor >> 16) & 0xff, (foregroundColor >> 8) & 0xff, foregroundColor & 0xff);
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secondColor = ::Color(ColorAlpha, (backgroundColor >> 24), (backgroundColor >> 16) & 0xff, (backgroundColor >> 8) & 0xff, backgroundColor & 0xff);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tHatch style: 0x" << std::hex << style);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tForeground color: 0x" << solidColor.AsRGBHexString());
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tBackground color: 0x" << secondColor.AsRGBHexString());
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break;
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}
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case BrushTypeTextureFill:
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{
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SAL_WARN("drawinglayer.emf", "EMF+\tTODO: implement BrushTypeTextureFill brush");
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break;
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}
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case BrushTypePathGradient:
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{
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s.ReadUInt32(additionalFlags).ReadInt32(wrapMode);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tAdditional flags: 0x" << std::hex << additionalFlags << std::dec);
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sal_uInt32 color;
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s.ReadUInt32(color);
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solidColor = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tCenter color: 0x" << std::hex << color << std::dec);
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s.ReadFloat(firstPointX).ReadFloat(firstPointY);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tCenter point: " << firstPointX << "," << firstPointY);
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s.ReadUInt32(surroundColorsNumber);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\t number of surround colors: " << surroundColorsNumber);
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surroundColors.reset( new ::Color[surroundColorsNumber] );
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for (sal_uInt32 i = 0; i < surroundColorsNumber; i++)
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{
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s.ReadUInt32(color);
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surroundColors[i] = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
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if (i == 0)
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secondColor = surroundColors[0];
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tSurround color[" << i << "]: 0x" << std::hex << color << std::dec);
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}
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if (additionalFlags & 0x01) // BrushDataPath
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{
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sal_Int32 pathLength;
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s.ReadInt32(pathLength);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPath length: " << pathLength);
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sal_uInt64 const pos = s.Tell();
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sal_uInt32 pathHeader;
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sal_Int32 pathPoints, pathFlags;
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s.ReadUInt32(pathHeader).ReadInt32(pathPoints).ReadInt32(pathFlags);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPath (brush path gradient)");
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\t\tHeader: 0x" << std::hex << pathHeader);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\t\tPoints: " << std::dec << pathPoints);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\t\tAdditional flags: 0x" << std::hex << pathFlags << std::dec);
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path.reset( new EMFPPath(pathPoints) );
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path->Read(s, pathFlags);
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s.Seek(pos + pathLength);
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const ::basegfx::B2DRectangle aBounds(::basegfx::utils::getRange(path->GetPolygon(rR, false)));
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aWidth = aBounds.getWidth();
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aHeight = aBounds.getHeight();
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPolygon bounding box: " << aBounds.getMinX() << "," << aBounds.getMinY() << " "
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<< aBounds.getWidth() << "x" << aBounds.getHeight());
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}
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else
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{
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sal_Int32 boundaryPointCount;
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s.ReadInt32(boundaryPointCount);
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sal_uInt64 const pos = s.Tell();
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SAL_INFO("drawinglayer.emf", "EMF+\t use boundary, points: " << boundaryPointCount);
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path.reset( new EMFPPath(boundaryPointCount) );
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path->Read(s, 0x0);
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s.Seek(pos + 8 * boundaryPointCount);
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const ::basegfx::B2DRectangle aBounds(::basegfx::utils::getRange(path->GetPolygon(rR, false)));
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aWidth = aBounds.getWidth();
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aHeight = aBounds.getHeight();
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPolygon bounding box: " << aBounds.getMinX() << "," << aBounds.getMinY() << " "
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<< aBounds.getWidth() << "x" << aBounds.getHeight());
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}
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if (additionalFlags & 0x02) // BrushDataTransform
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{
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EmfPlusHelperData::readXForm(s, brush_transformation);
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hasTransformation = true;
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tUse brush transformation: " << brush_transformation);
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}
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// BrushDataPresetColors and BrushDataBlendFactorsH
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if ((additionalFlags & 0x04) && (additionalFlags & 0x08))
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{
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SAL_WARN("drawinglayer.emf", "EMF+\t Brush must not contain both BrushDataPresetColors and BrushDataBlendFactorsH");
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return;
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}
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if (additionalFlags & 0x08) // BrushDataBlendFactorsH
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{
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s.ReadUInt32(blendPoints);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tuse blend, points: " << blendPoints);
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blendPositions.reset( new float[2 * blendPoints] );
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blendFactors = blendPositions.get() + blendPoints;
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for (sal_uInt32 i = 0; i < blendPoints; i++)
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{
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s.ReadFloat(blendPositions[i]);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tposition[" << i << "]: " << blendPositions[i]);
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}
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for (sal_uInt32 i = 0; i < blendPoints; i++)
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{
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s.ReadFloat(blendFactors[i]);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tFactor[" << i << "]: " << blendFactors[i]);
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}
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}
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if (additionalFlags & 0x04) // BrushDataPresetColors
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{
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s.ReadUInt32(colorblendPoints);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tUse color blend, points: " << colorblendPoints);
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colorblendPositions.reset( new float[colorblendPoints] );
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colorblendColors.reset( new ::Color[colorblendPoints] );
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for (sal_uInt32 i = 0; i < colorblendPoints; i++)
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{
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s.ReadFloat(colorblendPositions[i]);
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SAL_INFO("drawinglayer.emf", "EMF+\tposition[" << i << "]: " << colorblendPositions[i]);
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}
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for (sal_uInt32 i = 0; i < colorblendPoints; i++)
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{
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s.ReadUInt32(color);
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colorblendColors[i] = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tColor[" << i << "]: 0x" << std::hex << color << std::dec);
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}
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}
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break;
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}
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case BrushTypeLinearGradient:
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{
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s.ReadUInt32(additionalFlags).ReadInt32(wrapMode);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tLinear gradient, additional flags: 0x" << std::hex << additionalFlags << std::dec << ", wrapMode: " << wrapMode);
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s.ReadFloat(firstPointX).ReadFloat(firstPointY).ReadFloat(aWidth).ReadFloat(aHeight);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tFirst gradient point: " << firstPointX << ":" << firstPointY
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<< ", size " << aWidth << "x" << aHeight);
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sal_uInt32 color;
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s.ReadUInt32(color);
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solidColor = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tfirst color: 0x" << std::hex << color << std::dec);
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s.ReadUInt32(color);
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secondColor = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tsecond color: 0x" << std::hex << color << std::dec);
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// repeated colors, unknown meaning, see http://www.aces.uiuc.edu/~jhtodd/Metafile/MetafileRecords/ObjectBrush.html
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s.ReadUInt32(color);
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s.ReadUInt32(color);
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if (additionalFlags & 0x02) //BrushDataTransform
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{
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EmfPlusHelperData::readXForm(s, brush_transformation);
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hasTransformation = true;
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tUse brush transformation: " << brush_transformation);
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}
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// BrushDataPresetColors and BrushDataBlendFactorsH
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if ((additionalFlags & 0x04) && (additionalFlags & 0x08))
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{
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SAL_WARN("drawinglayer.emf", "EMF+\t Brush must not contain both BrushDataPresetColors and BrushDataBlendFactorsH");
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return;
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}
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if (additionalFlags & 0x08) // BrushDataBlendFactorsH
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{
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s.ReadUInt32(blendPoints);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tUse blend, points: " << blendPoints);
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blendPositions.reset( new float[2 * blendPoints] );
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blendFactors = blendPositions.get() + blendPoints;
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for (sal_uInt32 i = 0; i < blendPoints; i++)
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{
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s.ReadFloat(blendPositions[i]);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPosition[" << i << "]: " << blendPositions[i]);
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}
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for (sal_uInt32 i = 0; i < blendPoints; i++)
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{
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s.ReadFloat(blendFactors[i]);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tFactor[" << i << "]: " << blendFactors[i]);
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}
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}
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if (additionalFlags & 0x04)
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{
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s.ReadUInt32(colorblendPoints);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tUse color blend, points: " << colorblendPoints);
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colorblendPositions.reset( new float[colorblendPoints] );
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colorblendColors.reset( new ::Color[colorblendPoints] );
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for (sal_uInt32 i = 0; i < colorblendPoints; i++)
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{
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s.ReadFloat(colorblendPositions[i]);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tPosition[" << i << "]: " << colorblendPositions[i]);
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}
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for (sal_uInt32 i = 0; i < colorblendPoints; i++)
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{
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s.ReadUInt32(color);
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colorblendColors[i] = ::Color(ColorAlpha, (color >> 24), (color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff);
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SAL_INFO("drawinglayer.emf", "EMF+\t\t\t\tColor[" << i << "]: 0x" << std::hex << color << std::dec);
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}
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}
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break;
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}
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default:
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{
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SAL_WARN("drawinglayer.emf", "EMF+\tunhandled brush type: " << std::hex << type << std::dec);
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}
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}
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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