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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 .
*/
#pragma once
#include <osl/mutex.hxx>
#include <vcl/svapp.hxx>
#include <vcl/outdev.hxx>
#include <basegfx/polygon/b2dpolypolygon.hxx>
#include <com/sun/star/uno/Reference.hxx>
#include "outdevprovider.hxx"
class OutputDevice;
class Point;
class Size;
namespace basegfx
{
namespace matrix
{
class B2DHomMatrix;
}
}
namespace com::sun::star::awt
{
struct Point;
struct Size;
struct Rectangle;
}
namespace com::sun::star::drawing
{
struct HomogenMatrix3;
}
namespace com::sun::star::geometry
{
struct RealPoint2D;
struct RealSize2D;
struct RealRectangle2D;
struct Matrix2D;
}
namespace com::sun::star::rendering
{
struct RenderState;
struct ViewState;
class XBitmap;
}
namespace vclcanvas
{
namespace tools
{
::BitmapEx
bitmapExFromXBitmap( const css::uno::Reference<
css::rendering::XBitmap >& );
/** Setup VCL font and output position
@returns false, if no text output should happen
*/
bool setupFontTransform( ::Point& o_rPoint,
vcl::Font& io_rVCLFont,
const css::rendering::ViewState& viewState,
const css::rendering::RenderState& renderState,
::OutputDevice const & rOutDev );
void setupFontWidth(const css::geometry::Matrix2D& rFontMatrix,
vcl::Font& rFont,
OutputDevice& rOutDev);
/** Predicate, to determine whether polygon is actually an axis-aligned rectangle
@return true, if the polygon is a rectangle.
*/
bool isRectangle( const ::tools::PolyPolygon& rPolyPoly );
// Little helper to encapsulate locking into policy class
class LocalGuard
{
public:
LocalGuard() :
aSolarGuard()
{
}
/// To be compatible with CanvasBase mutex concept
explicit LocalGuard( const ::osl::Mutex& ) :
aSolarGuard()
{
}
private:
SolarMutexGuard aSolarGuard;
};
class OutDevStateKeeper
{
public:
explicit OutDevStateKeeper( OutputDevice& rOutDev ) :
mpOutDev( &rOutDev ),
mbMappingWasEnabled( mpOutDev->IsMapModeEnabled() ),
mnAntiAliasing( mpOutDev->GetAntialiasing() )
{
init();
}
explicit OutDevStateKeeper( const OutDevProviderSharedPtr& rOutDev ) :
mpOutDev( rOutDev ? &(rOutDev->getOutDev()) : nullptr ),
mbMappingWasEnabled( mpOutDev && mpOutDev->IsMapModeEnabled() ),
mnAntiAliasing( mpOutDev ? mpOutDev->GetAntialiasing() : AntialiasingFlags::NONE )
{
init();
}
~OutDevStateKeeper()
{
if( mpOutDev )
{
mpOutDev->EnableMapMode( mbMappingWasEnabled );
mpOutDev->SetAntialiasing( mnAntiAliasing );
mpOutDev->Pop();
}
}
private:
void init()
{
if( mpOutDev )
{
mpOutDev->Push();
mpOutDev->EnableMapMode(false);
mpOutDev->SetAntialiasing( AntialiasingFlags::Enable );
}
}
VclPtr<OutputDevice> mpOutDev;
const bool mbMappingWasEnabled;
const AntialiasingFlags mnAntiAliasing;
};
::Point mapRealPoint2D( const css::geometry::RealPoint2D& rPoint,
const css::rendering::ViewState& rViewState,
const css::rendering::RenderState& rRenderState );
::tools::PolyPolygon mapPolyPolygon( const ::basegfx::B2DPolyPolygon& rPoly,
const css::rendering::ViewState& rViewState,
const css::rendering::RenderState& rRenderState );
::BitmapEx transformBitmap( const BitmapEx& rBitmap,
const ::basegfx::B2DHomMatrix& rTransform );
void SetDefaultDeviceAntiAliasing( OutputDevice* pDevice );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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