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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 <sal/config.h>
#include <com/sun/star/graphic/XPrimitive2DRenderer.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <cppuhelper/implbase2.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <comphelper/sequence.hxx>
#include <drawinglayer/geometry/viewinformation2d.hxx>
#include <basegfx/numeric/ftools.hxx>
#include <vcl/bitmapex.hxx>
#include <vcl/canvastools.hxx>
#include <com/sun/star/geometry/RealRectangle2D.hpp>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/converters.hxx>
#include <comphelper/sequenceashashmap.hxx>
using namespace ::com::sun::star;
namespace drawinglayer::unorenderer
{
namespace {
class XPrimitive2DRenderer:
public cppu::WeakAggImplHelper2<
css::graphic::XPrimitive2DRenderer, css::lang::XServiceInfo>
{
public:
XPrimitive2DRenderer();
XPrimitive2DRenderer(const XPrimitive2DRenderer&) = delete;
const XPrimitive2DRenderer& operator=(const XPrimitive2DRenderer&) = delete;
// XPrimitive2DRenderer
virtual uno::Reference< rendering::XBitmap > SAL_CALL rasterize(
const uno::Sequence< uno::Reference< graphic::XPrimitive2D > >& Primitive2DSequence,
const uno::Sequence< beans::PropertyValue >& aViewInformationSequence,
::sal_uInt32 DPI_X,
::sal_uInt32 DPI_Y,
const css::geometry::RealRectangle2D& Range,
::sal_uInt32 MaximumQuadraticPixels) override;
// XServiceInfo
virtual OUString SAL_CALL getImplementationName() override;
virtual sal_Bool SAL_CALL supportsService(const OUString&) override;
virtual uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
};
}
XPrimitive2DRenderer::XPrimitive2DRenderer()
{
}
uno::Reference< rendering::XBitmap > XPrimitive2DRenderer::rasterize(
const uno::Sequence< uno::Reference< graphic::XPrimitive2D > >& aPrimitive2DSequence,
const uno::Sequence< beans::PropertyValue >& aViewInformationSequence,
::sal_uInt32 DPI_X,
::sal_uInt32 DPI_Y,
const css::geometry::RealRectangle2D& Range,
::sal_uInt32 MaximumQuadraticPixels)
{
o3tl::Length eRangeUnit = o3tl::Length::mm100;
comphelper::SequenceAsHashMap aViewInformationMap(aViewInformationSequence);
auto it = aViewInformationMap.find("RangeUnit");
if (it != aViewInformationMap.end())
{
sal_Int32 nVal{};
it->second >>= nVal;
eRangeUnit = static_cast<o3tl::Length>(nVal);
}
uno::Reference< rendering::XBitmap > XBitmap;
if(aPrimitive2DSequence.hasElements())
{
const basegfx::B2DRange aRange(Range.X1, Range.Y1, Range.X2, Range.Y2);
const double fWidth(aRange.getWidth());
const double fHeight(aRange.getHeight());
if(basegfx::fTools::more(fWidth, 0.0) && basegfx::fTools::more(fHeight, 0.0))
{
if(0 == DPI_X)
{
DPI_X = 75;
}
if(0 == DPI_Y)
{
DPI_Y = 75;
}
if(0 == MaximumQuadraticPixels)
{
MaximumQuadraticPixels = 500000;
}
const geometry::ViewInformation2D aViewInformation2D(aViewInformationSequence);
const sal_uInt32 nDiscreteWidth(basegfx::fround(o3tl::convert(fWidth, eRangeUnit, o3tl::Length::in) * DPI_X));
const sal_uInt32 nDiscreteHeight(basegfx::fround(o3tl::convert(fHeight, eRangeUnit, o3tl::Length::in) * DPI_Y));
basegfx::B2DHomMatrix aEmbedding(
basegfx::utils::createTranslateB2DHomMatrix(
-aRange.getMinX(),
-aRange.getMinY()));
aEmbedding.scale(
nDiscreteWidth / fWidth,
nDiscreteHeight / fHeight);
const primitive2d::Primitive2DReference xEmbedRef(
new primitive2d::TransformPrimitive2D(
aEmbedding,
comphelper::sequenceToContainer<primitive2d::Primitive2DContainer>(aPrimitive2DSequence)));
const primitive2d::Primitive2DContainer xEmbedSeq { xEmbedRef };
BitmapEx aBitmapEx(
convertToBitmapEx(
xEmbedSeq,
aViewInformation2D,
nDiscreteWidth,
nDiscreteHeight,
MaximumQuadraticPixels));
if(!aBitmapEx.IsEmpty())
{
aBitmapEx.SetPrefMapMode(MapMode(MapUnit::Map100thMM));
aBitmapEx.SetPrefSize(Size(basegfx::fround(fWidth), basegfx::fround(fHeight)));
XBitmap = vcl::unotools::xBitmapFromBitmapEx(aBitmapEx);
}
}
}
return XBitmap;
}
OUString SAL_CALL XPrimitive2DRenderer::getImplementationName()
{
return "drawinglayer::unorenderer::XPrimitive2DRenderer";
}
sal_Bool SAL_CALL XPrimitive2DRenderer::supportsService(const OUString& rServiceName)
{
return cppu::supportsService(this, rServiceName);
}
uno::Sequence< OUString > SAL_CALL XPrimitive2DRenderer::getSupportedServiceNames()
{
return { "com.sun.star.graphic.Primitive2DTools" };
}
} // end of namespace
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
drawinglayer_XPrimitive2DRenderer(
css::uno::XComponentContext* , css::uno::Sequence<css::uno::Any> const& )
{
return cppu::acquire(new drawinglayer::unorenderer::XPrimitive2DRenderer());
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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