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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#include <drawinglayer/processor2d/contourextractor2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <drawinglayer/primitive2d/metafileprimitive2d.hxx>
#include <drawinglayer/primitive2d/transparenceprimitive2d.hxx>
#include <drawinglayer/primitive2d/maskprimitive2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/primitive2d/sceneprimitive2d.hxx>
//////////////////////////////////////////////////////////////////////////////
using namespace com::sun::star;
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace processor2d
{
ContourExtractor2D::ContourExtractor2D(const geometry::ViewInformation2D& rViewInformation)
: BaseProcessor2D(rViewInformation),
maExtractedContour()
{
}
ContourExtractor2D::~ContourExtractor2D()
{
}
void ContourExtractor2D::processBasePrimitive2D(const primitive2d::BasePrimitive2D& rCandidate)
{
switch(rCandidate.getPrimitive2DID())
{
case PRIMITIVE2D_ID_POLYGONHAIRLINEPRIMITIVE2D :
{
// extract hairline in world coordinates
const primitive2d::PolygonHairlinePrimitive2D& rPolygonCandidate(static_cast< const primitive2d::PolygonHairlinePrimitive2D& >(rCandidate));
basegfx::B2DPolygon aLocalPolygon(rPolygonCandidate.getB2DPolygon());
aLocalPolygon.transform(getViewInformation2D().getObjectTransformation());
if(aLocalPolygon.isClosed())
{
// line polygons need to be represented as open polygons to differentiate them
// from filled polygons
basegfx::tools::openWithGeometryChange(aLocalPolygon);
}
maExtractedContour.push_back(basegfx::B2DPolyPolygon(aLocalPolygon));
break;
}
case PRIMITIVE2D_ID_POLYPOLYGONCOLORPRIMITIVE2D :
{
// extract fill in world coordinates
const primitive2d::PolyPolygonColorPrimitive2D& rPolygonCandidate(static_cast< const primitive2d::PolyPolygonColorPrimitive2D& >(rCandidate));
basegfx::B2DPolyPolygon aLocalPolyPolygon(rPolygonCandidate.getB2DPolyPolygon());
aLocalPolyPolygon.transform(getViewInformation2D().getObjectTransformation());
maExtractedContour.push_back(aLocalPolyPolygon);
break;
}
case PRIMITIVE2D_ID_BITMAPPRIMITIVE2D :
{
// extract BoundRect from bitmaps in world coordinates
const primitive2d::BitmapPrimitive2D& rBitmapCandidate(static_cast< const primitive2d::BitmapPrimitive2D& >(rCandidate));
basegfx::B2DHomMatrix aLocalTransform(getViewInformation2D().getObjectTransformation() * rBitmapCandidate.getTransform());
basegfx::B2DPolygon aPolygon(basegfx::tools::createUnitPolygon());
aPolygon.transform(aLocalTransform);
maExtractedContour.push_back(basegfx::B2DPolyPolygon(aPolygon));
break;
}
case PRIMITIVE2D_ID_METAFILEPRIMITIVE2D :
{
// extract BoundRect from MetaFiles in world coordinates
const primitive2d::MetafilePrimitive2D& rMetaCandidate(static_cast< const primitive2d::MetafilePrimitive2D& >(rCandidate));
basegfx::B2DHomMatrix aLocalTransform(getViewInformation2D().getObjectTransformation() * rMetaCandidate.getTransform());
basegfx::B2DPolygon aPolygon(basegfx::tools::createUnitPolygon());
aPolygon.transform(aLocalTransform);
maExtractedContour.push_back(basegfx::B2DPolyPolygon(aPolygon));
break;
}
case PRIMITIVE2D_ID_TRANSPARENCEPRIMITIVE2D :
{
// sub-transparence group. Look at children
const primitive2d::TransparencePrimitive2D& rTransCandidate(static_cast< const primitive2d::TransparencePrimitive2D& >(rCandidate));
process(rTransCandidate.getChildren());
break;
}
case PRIMITIVE2D_ID_MASKPRIMITIVE2D :
{
// extract mask in world coordinates, ignore content
const primitive2d::MaskPrimitive2D& rMaskCandidate(static_cast< const primitive2d::MaskPrimitive2D& >(rCandidate));
basegfx::B2DPolyPolygon aMask(rMaskCandidate.getMask());
aMask.transform(getViewInformation2D().getObjectTransformation());
maExtractedContour.push_back(basegfx::B2DPolyPolygon(aMask));
break;
}
case PRIMITIVE2D_ID_TRANSFORMPRIMITIVE2D :
{
// remember current ViewInformation2D
const primitive2d::TransformPrimitive2D& rTransformCandidate(static_cast< const primitive2d::TransformPrimitive2D& >(rCandidate));
const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D());
// create new local ViewInformation2D
const geometry::ViewInformation2D aViewInformation2D(
getViewInformation2D().getObjectTransformation() * rTransformCandidate.getTransformation(),
getViewInformation2D().getViewTransformation(),
getViewInformation2D().getViewport(),
getViewInformation2D().getVisualizedPage(),
getViewInformation2D().getViewTime(),
getViewInformation2D().getExtendedInformationSequence());
updateViewInformation(aViewInformation2D);
// proccess content
process(rTransformCandidate.getChildren());
// restore transformations
updateViewInformation(aLastViewInformation2D);
break;
}
case PRIMITIVE2D_ID_SCENEPRIMITIVE2D :
{
// 2D Scene primitive containing 3D stuff; extract 2D contour in world coordinates
const primitive2d::ScenePrimitive2D& rScenePrimitive2DCandidate(static_cast< const primitive2d::ScenePrimitive2D& >(rCandidate));
const primitive2d::Primitive2DSequence xExtracted2DSceneGeometry(rScenePrimitive2DCandidate.getGeometry2D());
const primitive2d::Primitive2DSequence xExtracted2DSceneShadow(rScenePrimitive2DCandidate.getShadow2D(getViewInformation2D()));
// proccess content
if(xExtracted2DSceneGeometry.hasElements())
{
process(xExtracted2DSceneGeometry);
}
// proccess content
if(xExtracted2DSceneShadow.hasElements())
{
process(xExtracted2DSceneShadow);
}
break;
}
case PRIMITIVE2D_ID_WRONGSPELLPRIMITIVE2D :
case PRIMITIVE2D_ID_MARKERARRAYPRIMITIVE2D :
case PRIMITIVE2D_ID_POINTARRAYPRIMITIVE2D :
{
// ignorable primitives
break;
}
case PRIMITIVE2D_ID_TEXTSIMPLEPORTIONPRIMITIVE2D :
case PRIMITIVE2D_ID_TEXTDECORATEDPORTIONPRIMITIVE2D :
{
// primitives who's BoundRect will be added in world coordinates
basegfx::B2DRange aRange(rCandidate.getB2DRange(getViewInformation2D()));
aRange.transform(getViewInformation2D().getObjectTransformation());
maExtractedContour.push_back(basegfx::B2DPolyPolygon(basegfx::tools::createPolygonFromRect(aRange)));
break;
}
default :
{
// process recursively
process(rCandidate.get2DDecomposition(getViewInformation2D()));
break;
}
}
}
} // end of namespace processor2d
} // end of namespace drawinglayer
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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