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Diffstat (limited to 'canvas/source/cairo/cairo_devicehelper.hxx')
| -rw-r--r-- | canvas/source/cairo/cairo_devicehelper.hxx | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/canvas/source/cairo/cairo_devicehelper.hxx b/canvas/source/cairo/cairo_devicehelper.hxx new file mode 100644 index 000000000000..84c5a84926ca --- /dev/null +++ b/canvas/source/cairo/cairo_devicehelper.hxx @@ -0,0 +1,143 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef _CAIROCANVAS_DEVICEHELPER_HXX +#define _CAIROCANVAS_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 */ + +struct SystemEnvData; +class Window; + +namespace cairocanvas +{ + class Canvas; + class CanvasHelper; + + 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 |