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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 .
*/
#ifndef INCLUDED_SOURCE_CAIRO_CAIRO_DEVICEHELPER_HXX
#define INCLUDED_SOURCE_CAIRO_CAIRO_DEVICEHELPER_HXX
#include <com/sun/star/awt/Rectangle.hpp>
#include <com/sun/star/rendering/XGraphicDevice.hpp>
#include <com/sun/star/rendering/XBufferController.hpp>
#include <boost/utility.hpp>
#include <vcl/window.hxx>
#include <vcl/bitmap.hxx>
#include "cairo_cairo.hxx"
#include "cairo_surfaceprovider.hxx"
/* Definition of DeviceHelper class */
namespace cairocanvas
{
class DeviceHelper : private ::boost::noncopyable
{
public:
DeviceHelper();
/** init helper
@param rCanvas
Owning canvas.
@param rRefDevice
Reference output device. Needed for resolution
calculations etc.
*/
void init( SurfaceProvider& rSurfaceProvider,
OutputDevice& rRefDevice );
/// Dispose all internal references
void disposing();
// XWindowGraphicDevice
::com::sun::star::geometry::RealSize2D getPhysicalResolution();
::com::sun::star::geometry::RealSize2D getPhysicalSize();
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XLinePolyPolygon2D > createCompatibleLinePolyPolygon(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealPoint2D > >& points );
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBezierPolyPolygon2D > createCompatibleBezierPolyPolygon(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealBezierSegment2D > >& points );
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > createCompatibleBitmap(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::geometry::IntegerSize2D& size );
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XVolatileBitmap > createVolatileBitmap(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::geometry::IntegerSize2D& size );
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > createCompatibleAlphaBitmap(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::geometry::IntegerSize2D& size );
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XVolatileBitmap > createVolatileAlphaBitmap(
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >& rDevice,
const ::com::sun::star::geometry::IntegerSize2D& size );
sal_Bool hasFullScreenMode( );
sal_Bool enterFullScreenMode( sal_Bool bEnter );
::com::sun::star::uno::Any isAccelerated() const;
::com::sun::star::uno::Any getDeviceHandle() const;
::com::sun::star::uno::Any getSurfaceHandle() const;
::com::sun::star::uno::Reference<
::com::sun::star::rendering::XColorSpace > getColorSpace() const;
/** called when DumpScreenContent property is enabled on
XGraphicDevice, and writes out bitmaps of current screen.
*/
void dumpScreenContent() const;
OutputDevice* getOutputDevice() const { return mpRefDevice; }
const void* getSysData() { return mpSysData; }
::cairo::SurfaceSharedPtr getSurface();
::cairo::SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize, ::cairo::Content aContent = CAIRO_CONTENT_COLOR_ALPHA );
::cairo::SurfaceSharedPtr createSurface( BitmapSystemData& rData, const Size& rSize );
protected:
/** init helper
@param rCanvas
Owning canvas.
@param rRefDevice
Reference output device. Needed for resolution
calculations etc.
*/
void implInit( SurfaceProvider& rSurfaceProvider,
OutputDevice& rRefDevice );
void setSize( const ::basegfx::B2ISize& rSize );
private:
/** Surface provider
Deliberately not a refcounted reference, because of
potential circular references for canvas. Provides us with
our output surface and associated functionality.
*/
SurfaceProvider* mpSurfaceProvider;
OutputDevice* mpRefDevice;
const void* mpSysData;
::cairo::SurfaceSharedPtr mpSurface;
};
}
#endif
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