Files
libreoffice/drawinglayer/source/primitive2d/patternfillprimitive2d.cxx
Noel Grandin afcf1ecee1 loplugin:loopvartoosmall
Change-Id: I1e9768c08af0bc7caac6a39c13842ee9d8ad962c
2015-05-29 08:48:41 +02:00

152 lines
6.0 KiB
C++

/* -*- 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 <drawinglayer/primitive2d/patternfillprimitive2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <drawinglayer/texture/texture.hxx>
#include <drawinglayer/primitive2d/maskprimitive2d.hxx>
using namespace com::sun::star;
namespace drawinglayer
{
namespace primitive2d
{
Primitive2DSequence PatternFillPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
{
Primitive2DSequence aRetval;
if(getChildren().hasElements())
{
if(!getReferenceRange().isEmpty() && getReferenceRange().getWidth() > 0.0 && getReferenceRange().getHeight() > 0.0)
{
const basegfx::B2DRange aMaskRange(getMask().getB2DRange());
if(!aMaskRange.isEmpty() && aMaskRange.getWidth() > 0.0 && aMaskRange.getHeight() > 0.0)
{
// create tiling matrices
::std::vector< basegfx::B2DHomMatrix > aMatrices;
texture::GeoTexSvxTiled aTiling(getReferenceRange());
aTiling.appendTransformations(aMatrices);
// check if content needs to be clipped
const basegfx::B2DRange aUnitRange(0.0, 0.0, 1.0, 1.0);
const basegfx::B2DRange aContentRange(getB2DRangeFromPrimitive2DSequence(getChildren(), rViewInformation));
Primitive2DSequence aContent(getChildren());
if(!aUnitRange.isInside(aContentRange))
{
const Primitive2DReference xRef(
new MaskPrimitive2D(
basegfx::B2DPolyPolygon(basegfx::tools::createPolygonFromRect(aUnitRange)),
aContent));
aContent = Primitive2DSequence(&xRef, 1);
}
// resize result
aRetval.realloc(aMatrices.size());
// create one primitive for each matrix
for(size_t a(0); a < aMatrices.size(); a++)
{
aRetval[a] = new TransformPrimitive2D(
aMatrices[a],
aContent);
}
// transform result which is in unit coordinates to mask's object coordiantes
{
const basegfx::B2DHomMatrix aMaskTransform(
basegfx::tools::createScaleTranslateB2DHomMatrix(
aMaskRange.getRange(),
aMaskRange.getMinimum()));
const Primitive2DReference xRef(
new TransformPrimitive2D(
aMaskTransform,
aRetval));
aRetval = Primitive2DSequence(&xRef, 1);
}
// embed result in mask
{
const Primitive2DReference xRef(
new MaskPrimitive2D(
getMask(),
aRetval));
aRetval = Primitive2DSequence(&xRef, 1);
}
}
}
}
return aRetval;
}
PatternFillPrimitive2D::PatternFillPrimitive2D(
const basegfx::B2DPolyPolygon& rMask,
const Primitive2DSequence& rChildren,
const basegfx::B2DRange& rReferenceRange)
: BufferedDecompositionPrimitive2D(),
maMask(rMask),
maChildren(rChildren),
maReferenceRange(rReferenceRange)
{
}
bool PatternFillPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
{
const PatternFillPrimitive2D& rCompare = static_cast< const PatternFillPrimitive2D& >(rPrimitive);
return (getMask() == rCompare.getMask()
&& getChildren() == rCompare.getChildren()
&& getReferenceRange() == rCompare.getReferenceRange());
}
return false;
}
basegfx::B2DRange PatternFillPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /* rViewInformation */ ) const
{
return getMask().getB2DRange();
}
// provide unique ID
ImplPrimitive2DIDBlock(PatternFillPrimitive2D, PRIMITIVE2D_ID_PATTERNFILLPRIMITIVE2D)
} // end of namespace primitive2d
} // end of namespace drawinglayer
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */