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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/textaspolygonextractor2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace processor2d
{
void TextAsPolygonExtractor2D::processBasePrimitive2D(const primitive2d::BasePrimitive2D& rCandidate)
{
switch(rCandidate.getPrimitive2DID())
{
case PRIMITIVE2D_ID_TEXTDECORATEDPORTIONPRIMITIVE2D :
{
// TextDecoratedPortionPrimitive2D can produce the following primitives
// when being decomposed:
//
// - TextSimplePortionPrimitive2D
// - PolygonWavePrimitive2D
// - PolygonStrokePrimitive2D
// - PolygonStrokePrimitive2D
// - PolyPolygonColorPrimitive2D
// - PolyPolygonHairlinePrimitive2D
// - PolygonHairlinePrimitive2D
// - ShadowPrimitive2D
// - ModifiedColorPrimitive2D
// - TransformPrimitive2D
// - TextEffectPrimitive2D
// - ModifiedColorPrimitive2D
// - TransformPrimitive2D
// - GroupPrimitive2D
// encapsulate with flag and use decomposition
mnInText++;
process(rCandidate.get2DDecomposition(getViewInformation2D()));
mnInText--;
break;
}
case PRIMITIVE2D_ID_TEXTSIMPLEPORTIONPRIMITIVE2D :
{
// TextSimplePortionPrimitive2D can produce the following primitives
// when being decomposed:
//
// - PolyPolygonColorPrimitive2D
// - TextEffectPrimitive2D
// - ModifiedColorPrimitive2D
// - TransformPrimitive2D
// - GroupPrimitive2D
// encapsulate with flag and use decomposition
mnInText++;
process(rCandidate.get2DDecomposition(getViewInformation2D()));
mnInText--;
break;
}
// as can be seen from the TextSimplePortionPrimitive2D and the
// TextDecoratedPortionPrimitive2D, inside of the mnInText marks
// the following primitives can occurr containing geometry data
// from text decomposition:
//
// - PolyPolygonColorPrimitive2D
// - PolygonHairlinePrimitive2D
// - PolyPolygonHairlinePrimitive2D (for convenience)
//
case PRIMITIVE2D_ID_POLYPOLYGONCOLORPRIMITIVE2D :
{
if(mnInText)
{
const primitive2d::PolyPolygonColorPrimitive2D& rPoPoCoCandidate(static_cast< const primitive2d::PolyPolygonColorPrimitive2D& >(rCandidate));
basegfx::B2DPolyPolygon aPolyPolygon(rPoPoCoCandidate.getB2DPolyPolygon());
if(aPolyPolygon.count())
{
// transform the PolyPolygon
aPolyPolygon.transform(getViewInformation2D().getObjectToViewTransformation());
// get evtl. corrected color
const basegfx::BColor aColor(maBColorModifierStack.getModifiedColor(rPoPoCoCandidate.getBColor()));
// add to result vector
maTarget.push_back(TextAsPolygonDataNode(aPolyPolygon, aColor, true));
}
}
break;
}
case PRIMITIVE2D_ID_POLYGONHAIRLINEPRIMITIVE2D :
{
if(mnInText)
{
const primitive2d::PolygonHairlinePrimitive2D& rPoHaCandidate(static_cast< const primitive2d::PolygonHairlinePrimitive2D& >(rCandidate));
basegfx::B2DPolygon aPolygon(rPoHaCandidate.getB2DPolygon());
if(aPolygon.count())
{
// transform the Polygon
aPolygon.transform(getViewInformation2D().getObjectToViewTransformation());
// get evtl. corrected color
const basegfx::BColor aColor(maBColorModifierStack.getModifiedColor(rPoHaCandidate.getBColor()));
// add to result vector
maTarget.push_back(TextAsPolygonDataNode(basegfx::B2DPolyPolygon(aPolygon), aColor, false));
}
}
break;
}
case PRIMITIVE2D_ID_POLYPOLYGONHAIRLINEPRIMITIVE2D :
{
if(mnInText)
{
const primitive2d::PolyPolygonHairlinePrimitive2D& rPoPoHaCandidate(static_cast< const primitive2d::PolyPolygonHairlinePrimitive2D& >(rCandidate));
basegfx::B2DPolyPolygon aPolyPolygon(rPoPoHaCandidate.getB2DPolyPolygon());
if(aPolyPolygon.count())
{
// transform the Polygon
aPolyPolygon.transform(getViewInformation2D().getObjectToViewTransformation());
// get evtl. corrected color
const basegfx::BColor aColor(maBColorModifierStack.getModifiedColor(rPoPoHaCandidate.getBColor()));
// add to result vector
maTarget.push_back(TextAsPolygonDataNode(aPolyPolygon, aColor, false));
}
}
break;
}
// usage of color modification stack is needed
case PRIMITIVE2D_ID_MODIFIEDCOLORPRIMITIVE2D :
{
const primitive2d::ModifiedColorPrimitive2D& rModifiedColorCandidate(static_cast< const primitive2d::ModifiedColorPrimitive2D& >(rCandidate));
if(rModifiedColorCandidate.getChildren().hasElements())
{
maBColorModifierStack.push(rModifiedColorCandidate.getColorModifier());
process(rModifiedColorCandidate.getChildren());
maBColorModifierStack.pop();
}
break;
}
// usage of transformation stack is needed
case PRIMITIVE2D_ID_TRANSFORMPRIMITIVE2D :
{
// remember current transformation and ViewInformation
const primitive2d::TransformPrimitive2D& rTransformCandidate(static_cast< const primitive2d::TransformPrimitive2D& >(rCandidate));
const geometry::ViewInformation2D aLastViewInformation2D(getViewInformation2D());
// create new transformations for CurrentTransformation and for 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;
}
// ignorable primitives
case PRIMITIVE2D_ID_SCENEPRIMITIVE2D :
case PRIMITIVE2D_ID_WRONGSPELLPRIMITIVE2D :
case PRIMITIVE2D_ID_MARKERARRAYPRIMITIVE2D :
case PRIMITIVE2D_ID_POINTARRAYPRIMITIVE2D :
case PRIMITIVE2D_ID_BITMAPPRIMITIVE2D :
case PRIMITIVE2D_ID_RENDERGRAPHICPRIMITIVE2D :
case PRIMITIVE2D_ID_METAFILEPRIMITIVE2D :
case PRIMITIVE2D_ID_MASKPRIMITIVE2D :
{
break;
}
default :
{
// process recursively
process(rCandidate.get2DDecomposition(getViewInformation2D()));
break;
}
}
}
TextAsPolygonExtractor2D::TextAsPolygonExtractor2D(const geometry::ViewInformation2D& rViewInformation)
: BaseProcessor2D(rViewInformation),
maTarget(),
maBColorModifierStack(),
mnInText(0)
{
}
TextAsPolygonExtractor2D::~TextAsPolygonExtractor2D()
{
}
} // end of namespace processor2d
} // end of namespace drawinglayer
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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