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/* -*- 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/graphicprimitive2d.hxx>
#include <drawinglayer/primitive2d/cropprimitive2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <drawinglayer/primitive2d/maskprimitive2d.hxx>
#include <drawinglayer/primitive2d/graphicprimitivehelper2d.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <vcl/svapp.hxx>
#include <vcl/outdev.hxx>
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace primitive2d
{
Primitive2DSequence GraphicPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D&
) const
{
Primitive2DSequence aRetval;
if(255L != getGraphicAttr().GetTransparency())
{
// do not apply mirroring from GraphicAttr to the Metafile by calling
// GetTransformedGraphic, this will try to mirror the Metafile using Scale()
// at the Metafile. This again calls Scale at the single MetaFile actions,
// but this implementation never worked. I reworked that implementations,
// but for security reasons i will try not to use it.
basegfx::B2DHomMatrix aTransform(getTransform());
if(getGraphicAttr().IsMirrored())
{
// content needs mirroring
const bool bHMirr(getGraphicAttr().GetMirrorFlags() & BMP_MIRROR_HORZ);
const bool bVMirr(getGraphicAttr().GetMirrorFlags() & BMP_MIRROR_VERT);
// mirror by applying negative scale to the unit primitive and
// applying the object transformation on it.
aTransform = basegfx::tools::createScaleB2DHomMatrix(
bHMirr ? -1.0 : 1.0,
bVMirr ? -1.0 : 1.0);
aTransform.translate(
bHMirr ? 1.0 : 0.0,
bVMirr ? 1.0 : 0.0);
aTransform = getTransform() * aTransform;
}
// Get transformed graphic. Suppress rotation and cropping, only filtering is needed
// here (and may be replaced later on). Cropping is handled below as mask primitive (if set).
// Also need to suppress mirroring, it is part of the transformation now (see above).
GraphicAttr aSuppressGraphicAttr(getGraphicAttr());
aSuppressGraphicAttr.SetCrop(0, 0, 0, 0);
aSuppressGraphicAttr.SetRotation(0);
aSuppressGraphicAttr.SetMirrorFlags(0);
const GraphicObject& rGraphicObject = getGraphicObject();
const Graphic aTransformedGraphic(rGraphicObject.GetTransformedGraphic(&aSuppressGraphicAttr));
aRetval = create2DDecompositionOfGraphic(
aTransformedGraphic,
aTransform);
if(aRetval.getLength())
{
// check for cropping
if(getGraphicAttr().IsCropped())
{
// calculate scalings between real image size and logic object size. This
// is necessary since the crop values are relative to original bitmap size
double fFactorX(1.0);
double fFactorY(1.0);
{
const MapMode aMapMode100thmm(MAP_100TH_MM);
Size aBitmapSize(rGraphicObject.GetPrefSize());
// #i95968# better support PrefMapMode; special for MAP_PIXEL was missing
if(MAP_PIXEL == rGraphicObject.GetPrefMapMode().GetMapUnit())
{
aBitmapSize = Application::GetDefaultDevice()->PixelToLogic(aBitmapSize, aMapMode100thmm);
}
else
{
aBitmapSize = Application::GetDefaultDevice()->LogicToLogic(aBitmapSize, rGraphicObject.GetPrefMapMode(), aMapMode100thmm);
}
const double fDivX(aBitmapSize.Width() - getGraphicAttr().GetLeftCrop() - getGraphicAttr().GetRightCrop());
const double fDivY(aBitmapSize.Height() - getGraphicAttr().GetTopCrop() - getGraphicAttr().GetBottomCrop());
const basegfx::B2DVector aScale(aTransform * basegfx::B2DVector(1.0, 1.0));
if(!basegfx::fTools::equalZero(fDivX))
{
fFactorX = fabs(aScale.getX()) / fDivX;
}
if(!basegfx::fTools::equalZero(fDivY))
{
fFactorY = fabs(aScale.getY()) / fDivY;
}
}
// embed content in cropPrimitive
Primitive2DReference xPrimitive(
new CropPrimitive2D(
aRetval,
aTransform,
getGraphicAttr().GetLeftCrop() * fFactorX,
getGraphicAttr().GetTopCrop() * fFactorY,
getGraphicAttr().GetRightCrop() * fFactorX,
getGraphicAttr().GetBottomCrop() * fFactorY));
aRetval = Primitive2DSequence(&xPrimitive, 1);
}
}
}
return aRetval;
}
GraphicPrimitive2D::GraphicPrimitive2D(
const basegfx::B2DHomMatrix& rTransform,
const GraphicObject& rGraphicObject,
const GraphicAttr& rGraphicAttr)
: BufferedDecompositionPrimitive2D(),
maTransform(rTransform),
maGraphicObject(rGraphicObject),
maGraphicAttr(rGraphicAttr)
{
}
GraphicPrimitive2D::GraphicPrimitive2D(
const basegfx::B2DHomMatrix& rTransform,
const GraphicObject& rGraphicObject)
: BufferedDecompositionPrimitive2D(),
maTransform(rTransform),
maGraphicObject(rGraphicObject),
maGraphicAttr()
{
}
bool GraphicPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
{
const GraphicPrimitive2D& rCompare = (GraphicPrimitive2D&)rPrimitive;
return (getTransform() == rCompare.getTransform()
&& getGraphicObject() == rCompare.getGraphicObject()
&& getGraphicAttr() == rCompare.getGraphicAttr());
}
return false;
}
basegfx::B2DRange GraphicPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation*/) const
{
basegfx::B2DRange aRetval(0.0, 0.0, 1.0, 1.0);
aRetval.transform(getTransform());
return aRetval;
}
// provide unique ID
ImplPrimitive2DIDBlock(GraphicPrimitive2D, PRIMITIVE2D_ID_GRAPHICPRIMITIVE2D)
} // end of namespace primitive2d
} // end of namespace drawinglayer
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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