diff options
| author | Michael Meeks <michael.meeks@suse.com> | 2012-10-09 12:22:23 +0100 |
|---|---|---|
| committer | Michael Meeks <michael.meeks@suse.com> | 2012-11-06 11:58:16 +0000 |
| commit | 44cfc7cb6533d827fd2d6e586d92c61d7d7f7a70 (patch) | |
| tree | cfca2fb5cd4676d7d55648fe11105753c2178d5d /svgio/source/svgreader/svgmasknode.cxx | |
| parent | eff92f2501cf070cd912508b2ccc3c0108d0327c (diff) | |
re-base on ALv2 code. Includes (at least) relevant parts of:
linecap: Reintegrating finished LineCap feature
Patch contributed by Regina Henschel
http://svn.apache.org/viewvc?view=revision&revision=1232507
Patches contributed by Sven Jacobi
impress212: #i81610# fixed animation export
http://svn.apache.org/viewvc?view=revision&revision=1167620
impress212: drawinglayer gbuild environment changes
http://svn.apache.org/viewvc?view=revision&revision=1167627
http://svn.apache.org/viewvc?view=revision&revision=1167628
impress212: DffPropSet -> minor code improvements, removing table
http://svn.apache.org/viewvc?view=revision&revision=1167634
impress212: #158494# fixed excel import (text rotation)
http://svn.apache.org/viewvc?view=revision&revision=1167638
Patches contributed by Armin Le Grand
Svg: Reintegrated Svg replacement from /branches/alg/svgreplavement
http://svn.apache.org/viewvc?view=revision&revision=1220836
#118728# changed indentifying definitions for Svg file detection
http://svn.apache.org/viewvc?view=revision&revision=1229961
#118838# LineGeometry creation for complicated cases optimized to
create single Polygons
http://svn.apache.org/viewvc?view=revision&revision=1236232
#119176# corrected file type detection for SVG for svg files
without xml header
http://svn.apache.org/viewvc?view=revision&revision=1309445
#118728# Extended Svg file detection
http://svn.apache.org/viewvc?view=revision&revision=1230531
#118529# solve break converters and convert commands for OLEs and images
http://svn.apache.org/viewvc?view=revision&revision=1186168
svg: added WaE changes from branch svgreplacement to trunc
http://svn.apache.org/viewvc?view=revision&revision=1222974
svg: corrected missing member initialization
http://svn.apache.org/viewvc?view=revision&revision=1226134
fix for #118525#: Using primitives for chart sub-geometry visualisation
http://svn.apache.org/viewvc?view=revision&revision=1226879
#118898# Adapted ImpGraphic::ImplGetBitmap to correctly convert
metafiles to bitmapEx ...
http://svn.apache.org/viewvc?view=revision&revision=1293316
fix for #118525#: removed no longer used variable maOriginalMapMode, one
more exception eliminated
http://svn.apache.org/viewvc?view=revision&revision=1227097
#16758# Added buffering to the VDev usages of the VclProcessor2D derivates...
http://svn.apache.org/viewvc?view=revision&revision=1229521
#116758# Secured VDev buffer device to Vcl deinit
http://svn.apache.org/viewvc?view=revision&revision=1230574
#116758# added remembering allocated VDevs for VDevBuffer to be able to also
delete these when vcl goes down; it should never happen, but You never know
http://svn.apache.org/viewvc?view=revision&revision=1230927
#118730# Changed SvgClipPathNode to use MaskPrimitive2D for primitive
representation instead of TransparencePrimitive2D
http://svn.apache.org/viewvc?view=revision&revision=1231198
#118822# secured 3D geometry creation (slices) by subdividing the 2D
source polyPolygon early
http://svn.apache.org/viewvc?view=revision&revision=1234749
#118829# enhanced Svg gradient quality, obstacles avoided
http://svn.apache.org/viewvc?view=revision&revision=1235361
#118834# Unified usage of TextBreakupHelper as single tooling class
for i18n text primitive breakup
http://svn.apache.org/viewvc?view=revision&revision=1236110
#118853# added square pixel size limit to conversion of
TransparencePrimitive2D to Metafile action
http://svn.apache.org/viewvc?view=revision&revision=1237656
#118824# coreccted mirroring and boundrect when the graphicmanager
is used for bitmap output
http://svn.apache.org/viewvc?view=revision&revision=1240097
#115092# Corrected VclProcessor2D::RenderPolygonStrokePrimitive2D for
various optimization scenarios
http://svn.apache.org/viewvc?view=revision&revision=1241434
#118783# Corrected errors in ID strings, corrected Svg line/fill export,
corrected polygon close state
http://svn.apache.org/viewvc?view=revision&revision=1232006
#118796# corrected null-pointer usage in SVG text exporter
http://svn.apache.org/viewvc?view=revision&revision=1240262
#118729# Use GraphicStreamUrl and GraphicUrl to allow multi image
import with linked graphics, too
http://svn.apache.org/viewvc?view=revision&revision=1229962
#118898# corrected error in GDIMetaFile::GetBoundRect in handling
MetaFloatTransparentAction
http://svn.apache.org/viewvc?view=revision&revision=1293349
#118855# Corrected handling of possibly created empty clipRegions
after PolyPolygon clipping
http://svn.apache.org/viewvc?view=revision&revision=1237725
#115962# Better (but not yet optimal, see comments in task) handling
of MetaFloatTransparentAction in PDF export
http://svn.apache.org/viewvc?view=revision&revision=1241078
IP clearance: #118466# This patch removes librsvg, libcroco, libgsf, ...
http://svn.apache.org/viewvc?view=revision&revision=1200879
118779# Added svg content streaming in/out to ImpGraphic stream operators
http://svn.apache.org/viewvc?view=revision&revision=1231908
linecap: correctons for WaE and mac drawing
http://svn.apache.org/viewvc?view=revision&revision=1232793
svg: uses current system Dpi for Svg replacement image creation
http://svn.apache.org/viewvc?view=revision&revision=1233948
Patches contributed by Mathias Bauer (and others)
gnumake4 work variously
http://svn.apache.org/viewvc?view=revision&revision=1394326
http://svn.apache.org/viewvc?view=revision&revision=1396797
http://svn.apache.org/viewvc?view=revision&revision=1397315
http://svn.apache.org/viewvc?view=revision&revision=1394326
Remove duplicate header includes.
cws mba34issues01: #i117720#: convert assertion into warning
http://svn.apache.org/viewvc?view=revision&revision=1172352
118485 - Styles for OLEs are not saved. Submitted by Armin Le Grand.
http://svn.apache.org/viewvc?view=revision&revision=1182166
cws mba34issues01: #i117714#: remove assertion
http://svn.apache.org/viewvc?view=revision&revision=1172357
Patch contributed by Jurgen Schmidt
add some additional checks to ensure proper reading operations
http://svn.apache.org/viewvc?view=revision&revision=1209022
mostly prefer our stream / bounds checking work.
Patches contributed by Herbert Duerr
#i118816# add clarifying comment regarding Font::*Color*() methods
http://svn.apache.org/viewvc?view=revision&revision=1233833
extend macro->string handling for empty strings
http://svn.apache.org/viewvc?view=revision&revision=1175801
avoid magic constants for SALCOLOR_NONE
http://svn.apache.org/viewvc?view=revision&revision=1177543
initialize slant properly in ImplFontMetricData constructor (author=iorsh)
http://svn.apache.org/viewvc?view=revision&revision=1177551
#i118675# make check for extension updates more stable
http://svn.apache.org/viewvc?view=revision&revision=1214797
#a118617# remove VBasicEventListener.dll binary
There are no known users depending on its CLSID
http://svn.apache.org/viewvc?view=revision&revision=1203697
Patches contributed by Ariel Constenla-Haile
Fix build breaker on Linux/gcc
http://svn.apache.org/viewvc?view=revision&revision=1221104
Fix crash when trying to instantiate css.graphic.GraphicRasterizer_RSVG
http://svn.apache.org/viewvc?view=revision&revision=1215559
Patches contributed by Oliver-Rainer Wittmann
sw34bf06: #i117962# - method <SwFlyFrm::IsPaint(..)> - consider
instances of <SwFlyDrawObj>
http://svn.apache.org/viewvc?view=revision&revision=1172120
sw34bf06: #i117783# - Writer's implementation of XPagePrintable -
apply print settings to new printing routines
http://svn.apache.org/viewvc?view=revision&revision=1172115
gnumake4 work variously from Hans-Joachim Lankenau
http://svn.apache.org/viewvc?view=revision&revision=1397315
http://svn.apache.org/viewvc?view=revision&revision=1396797
http://svn.apache.org/viewvc?view=revision&revision=1396782
http://svn.apache.org/viewvc?view=revision&revision=1394707
plus some amount of re-splitting of legacy headers.
Patch contributed by Pavel Janik
WaE: Remove unused variables.
http://svn.apache.org/viewvc?view=revision&revision=1230697
Patches contributed by Takashi Ono
mingwport35: i#117795: MinGW port fix for vcl2gnumake
http://svn.apache.org/viewvc?view=revision&revision=1172091
mingwport35: i#117795: MinGW port fix for vcl2gnumake
http://svn.apache.org/viewvc?view=revision&revision=1172091
Patch contributed by Christian Lippka
impress212: #i98044# re enable Text menu for outline and title shapes
http://svn.apache.org/viewvc?view=revision&revision=1167639
Patch contributed by Andre Fischer
118674: Made category B code optional and disabled by default.
http://svn.apache.org/viewvc?view=revision&revision=1215131
118881: Ignore empty paragraphs after bullets.
http://svn.apache.org/viewvc?view=revision&revision=1296205
Patches contributed by Philipp Lohmann
ooo340fixes: #i117780# use rtl allocator
http://svn.apache.org/viewvc?view=revision&revision=1172087
ooo34gsl02: #i117807# fix an off by one error (index actually
inside the pfb section header)
http://svn.apache.org/viewvc?view=revision&revision=1167576
various cleanups, related compilation fixes, warning cleanups, re-working
of obsolete stl template pieces to use boost instead, changed string
classes, re-adapt KDE about data, about dialog, fixing warnings,
and other fixes & improvements.
Disable svg import / render for about/ branding code-paths for now.
Restore full icon theme set.
Remove OS/2 conditionals and sources.
Remove conflicting gtk/full-screen monitors support.
Retain existing svg rasterizer files - temporarily disabled.
Standardize stringificaiton and fixup dllpostfix issues.
Rename SvgGradientHelper::== to equalTo to avoid overloading issues.
Use the flat GdiPlus API for LineCaps calls.
Diffstat (limited to 'svgio/source/svgreader/svgmasknode.cxx')
| -rw-r--r-- | svgio/source/svgreader/svgmasknode.cxx | 315 |
1 files changed, 315 insertions, 0 deletions
diff --git a/svgio/source/svgreader/svgmasknode.cxx b/svgio/source/svgreader/svgmasknode.cxx new file mode 100644 index 000000000000..bc1ac3243e85 --- /dev/null +++ b/svgio/source/svgreader/svgmasknode.cxx @@ -0,0 +1,315 @@ +/* -*- 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 <svgio/svgreader/svgmasknode.hxx> +#include <drawinglayer/primitive2d/transformprimitive2d.hxx> +#include <drawinglayer/primitive2d/transparenceprimitive2d.hxx> +#include <basegfx/matrix/b2dhommatrixtools.hxx> +#include <drawinglayer/geometry/viewinformation2d.hxx> +#include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx> +#include <drawinglayer/primitive2d/maskprimitive2d.hxx> +#include <basegfx/polygon/b2dpolygontools.hxx> +#include <basegfx/polygon/b2dpolygon.hxx> + +////////////////////////////////////////////////////////////////////////////// + +namespace svgio +{ + namespace svgreader + { + SvgMaskNode::SvgMaskNode( + SvgDocument& rDocument, + SvgNode* pParent) + : SvgNode(SVGTokenMask, rDocument, pParent), + maSvgStyleAttributes(*this), + maX(SvgNumber(-10.0, Unit_percent, true)), + maY(SvgNumber(-10.0, Unit_percent, true)), + maWidth(SvgNumber(120.0, Unit_percent, true)), + maHeight(SvgNumber(120.0, Unit_percent, true)), + mpaTransform(0), + maMaskUnits(objectBoundingBox), + maMaskContentUnits(userSpaceOnUse) + { + } + + SvgMaskNode::~SvgMaskNode() + { + if(mpaTransform) delete mpaTransform; + } + + const SvgStyleAttributes* SvgMaskNode::getSvgStyleAttributes() const + { + return &maSvgStyleAttributes; + } + + void SvgMaskNode::parseAttribute(const rtl::OUString& rTokenName, SVGToken aSVGToken, const rtl::OUString& aContent) + { + // call parent + SvgNode::parseAttribute(rTokenName, aSVGToken, aContent); + + // read style attributes + maSvgStyleAttributes.parseStyleAttribute(rTokenName, aSVGToken, aContent); + + // parse own + switch(aSVGToken) + { + case SVGTokenStyle: + { + maSvgStyleAttributes.readStyle(aContent); + break; + } + case SVGTokenX: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + setX(aNum); + } + break; + } + case SVGTokenY: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + setY(aNum); + } + break; + } + case SVGTokenWidth: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + if(aNum.isPositive()) + { + setWidth(aNum); + } + } + break; + } + case SVGTokenHeight: + { + SvgNumber aNum; + + if(readSingleNumber(aContent, aNum)) + { + if(aNum.isPositive()) + { + setHeight(aNum); + } + } + break; + } + case SVGTokenTransform: + { + const basegfx::B2DHomMatrix aMatrix(readTransform(aContent, *this)); + + if(!aMatrix.isIdentity()) + { + setTransform(&aMatrix); + } + break; + } + case SVGTokenMaskUnits: + { + if(aContent.getLength()) + { + if(aContent.match(commonStrings::aStrUserSpaceOnUse, 0)) + { + setMaskUnits(userSpaceOnUse); + } + else if(aContent.match(commonStrings::aStrObjectBoundingBox, 0)) + { + setMaskUnits(objectBoundingBox); + } + } + break; + } + case SVGTokenMaskContentUnits: + { + if(aContent.getLength()) + { + if(aContent.match(commonStrings::aStrUserSpaceOnUse, 0)) + { + setMaskContentUnits(userSpaceOnUse); + } + else if(aContent.match(commonStrings::aStrObjectBoundingBox, 0)) + { + setMaskContentUnits(objectBoundingBox); + } + } + break; + } + default: + { + break; + } + } + } + + void SvgMaskNode::decomposeSvgNode(drawinglayer::primitive2d::Primitive2DSequence& rTarget, bool bReferenced) const + { + drawinglayer::primitive2d::Primitive2DSequence aNewTarget; + + // decompose childs + SvgNode::decomposeSvgNode(aNewTarget, bReferenced); + + if(aNewTarget.hasElements()) + { + if(getTransform()) + { + // create embedding group element with transformation + const drawinglayer::primitive2d::Primitive2DReference xRef( + new drawinglayer::primitive2d::TransformPrimitive2D( + *getTransform(), + aNewTarget)); + + aNewTarget = drawinglayer::primitive2d::Primitive2DSequence(&xRef, 1); + } + + // append to current target + drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(rTarget, aNewTarget); + } + } + + void SvgMaskNode::apply(drawinglayer::primitive2d::Primitive2DSequence& rTarget) const + { + if(rTarget.hasElements()) + { + drawinglayer::primitive2d::Primitive2DSequence aMaskTarget; + + // get mask definition as primitives + decomposeSvgNode(aMaskTarget, true); + + if(aMaskTarget.hasElements()) + { + // get range of content to be masked + const basegfx::B2DRange aContentRange( + drawinglayer::primitive2d::getB2DRangeFromPrimitive2DSequence( + rTarget, + drawinglayer::geometry::ViewInformation2D())); + const double fContentWidth(aContentRange.getWidth()); + const double fContentHeight(aContentRange.getHeight()); + + if(fContentWidth > 0.0 && fContentHeight > 0.0) + { + // create OffscreenBufferRange + basegfx::B2DRange aOffscreenBufferRange; + + if(objectBoundingBox == getMaskUnits()) + { + // fractions or percentages of the bounding box of the element to which the mask is applied + const double fX(Unit_percent == getX().getUnit() ? getX().getNumber() * 0.01 : getX().getNumber()); + const double fY(Unit_percent == getY().getUnit() ? getY().getNumber() * 0.01 : getY().getNumber()); + const double fW(Unit_percent == getWidth().getUnit() ? getWidth().getNumber() * 0.01 : getWidth().getNumber()); + const double fH(Unit_percent == getHeight().getUnit() ? getHeight().getNumber() * 0.01 : getHeight().getNumber()); + + aOffscreenBufferRange = basegfx::B2DRange( + aContentRange.getMinX() + (fX * fContentWidth), + aContentRange.getMinY() + (fY * fContentHeight), + aContentRange.getMinX() + ((fX + fW) * fContentWidth), + aContentRange.getMinY() + ((fY + fH) * fContentHeight)); + } + else + { + const double fX(getX().isSet() ? getX().solve(*this, xcoordinate) : 0.0); + const double fY(getY().isSet() ? getY().solve(*this, ycoordinate) : 0.0); + + aOffscreenBufferRange = basegfx::B2DRange( + fX, + fY, + fX + (getWidth().isSet() ? getWidth().solve(*this, xcoordinate) : 0.0), + fY + (getHeight().isSet() ? getHeight().solve(*this, ycoordinate) : 0.0)); + } + + if(objectBoundingBox == getMaskContentUnits()) + { + // mask is object-relative, embed in content transformation + const drawinglayer::primitive2d::Primitive2DReference xTransform( + new drawinglayer::primitive2d::TransformPrimitive2D( + basegfx::tools::createScaleTranslateB2DHomMatrix( + aContentRange.getRange(), + aContentRange.getMinimum()), + aMaskTarget)); + + aMaskTarget = drawinglayer::primitive2d::Primitive2DSequence(&xTransform, 1); + } + + // embed content to a ModifiedColorPrimitive2D since the definitions + // how content is used as alpha is special for Svg + { + const drawinglayer::primitive2d::Primitive2DReference xInverseMask( + new drawinglayer::primitive2d::ModifiedColorPrimitive2D( + aMaskTarget, + basegfx::BColorModifier( + basegfx::BColor(0.0, 0.0, 0.0), + 0.5, + basegfx::BCOLORMODIFYMODE_LUMINANCE_TO_ALPHA))); + + aMaskTarget = drawinglayer::primitive2d::Primitive2DSequence(&xInverseMask, 1); + } + + // prepare new content + drawinglayer::primitive2d::Primitive2DReference xNewContent( + new drawinglayer::primitive2d::TransparencePrimitive2D( + rTarget, + aMaskTarget)); + + // output up to now is defined by aContentRange and mask is oriented + // relative to it. It is possible that aOffscreenBufferRange defines + // a smaller area. In that case, embed to a mask primitive + if(!aOffscreenBufferRange.isInside(aContentRange)) + { + xNewContent = new drawinglayer::primitive2d::MaskPrimitive2D( + basegfx::B2DPolyPolygon( + basegfx::tools::createPolygonFromRect( + aOffscreenBufferRange)), + drawinglayer::primitive2d::Primitive2DSequence(&xNewContent, 1)); + } + + // redefine target. Use TransparencePrimitive2D with created mask + // geometry + rTarget = drawinglayer::primitive2d::Primitive2DSequence(&xNewContent, 1); + } + else + { + // content is geometrically empty + rTarget.realloc(0); + } + } + else + { + // An empty clipping path will completely clip away the element that had + // the ‘clip-path’ property applied. (Svg spec) + rTarget.realloc(0); + } + } + } + + } // end of namespace svgreader +} // end of namespace svgio + +////////////////////////////////////////////////////////////////////////////// +// eof + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |