cairo_canvas.hxx

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#pragma once

#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/lang/XServiceName.hpp>
#include <com/sun/star/util/XUpdatable.hpp>
#include <com/sun/star/rendering/XIntegerBitmap.hpp>
#include <com/sun/star/rendering/XGraphicDevice.hpp>
#include <com/sun/star/rendering/XBitmapCanvas.hpp>

#include <cppuhelper/compbase.hxx>
#include <comphelper/uno3.hxx>

#include <base/basemutexhelper.hxx>
#include <base/bitmapcanvasbase.hxx>
#include <base/graphicdevicebase.hxx>
#include <base/integerbitmapbase.hxx>

#include "cairo_canvashelper.hxx"
#include "cairo_devicehelper.hxx"
#include "cairo_repainttarget.hxx"
#include "cairo_surfaceprovider.hxx"

#define CANVAS_SERVICE_NAME        "com.sun.star.rendering.Canvas.Cairo"
#define CANVAS_IMPLEMENTATION_NAME "com.sun.star.comp.rendering.Canvas.Cairo"

namespace cairocanvas
{
    typedef ::cppu::WeakComponentImplHelper< css::rendering::XBitmapCanvas,
                                             css::rendering::XIntegerBitmap,
                                             css::rendering::XGraphicDevice,
                                             css::lang::XMultiServiceFactory,
                                             css::util::XUpdatable,
                                             css::beans::XPropertySet,
                                             css::lang::XServiceName >  GraphicDeviceBase_Base;
    typedef ::canvas::GraphicDeviceBase< ::canvas::BaseMutexHelper< GraphicDeviceBase_Base >,
                                                 DeviceHelper,
                                                 ::osl::MutexGuard,
                                                 ::cppu::OWeakObject > CanvasBase_Base;

    class CanvasBaseSurfaceProvider_Base : public CanvasBase_Base,
                                           public SurfaceProvider
    {
    };

    typedef ::canvas::IntegerBitmapBase<
        canvas::BitmapCanvasBase2<
            CanvasBaseSurfaceProvider_Base,
            CanvasHelper,
            ::osl::MutexGuard,
            ::cppu::OWeakObject> > CanvasBaseT;

    class Canvas : public CanvasBaseT,
                   public RepaintTarget
    {
    public:
        Canvas( const css::uno::Sequence< css::uno::Any >&               aArguments,
                const css::uno::Reference< css::uno::XComponentContext >& rxContext );

        void initialize();

        virtual ~Canvas() override;

        virtual void disposeThis() override;

        // Forwarding the XComponent implementation to the
        // cppu::ImplHelper templated base
        //                          Classname     Base doing refcounting        Base implementing the XComponent interface
        //                            |                 |                            |
        //                            V                 V                            V
        DECLARE_UNO3_XCOMPONENT_AGG_DEFAULTS( Canvas, GraphicDeviceBase_Base, ::cppu::WeakComponentImplHelperBase )

        // XServiceName
        virtual OUString SAL_CALL getServiceName(  ) override;

        // RepaintTarget
        virtual bool repaint( const ::cairo::SurfaceSharedPtr& pSurface,
                  const css::rendering::ViewState& viewState,
                  const css::rendering::RenderState&   renderState ) override;

        // SurfaceProvider
        virtual ::cairo::SurfaceSharedPtr getSurface() override;
        virtual ::cairo::SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize, int aContent ) override;
        virtual ::cairo::SurfaceSharedPtr createSurface( ::Bitmap& rBitmap ) override;
        virtual ::cairo::SurfaceSharedPtr changeSurface() override;
        virtual OutputDevice* getOutputDevice() override;

     private:
        css::uno::Sequence< css::uno::Any >                maArguments;
    };
}

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