dx_canvascustomsprite.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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
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#include <sal/config.h>
 
#include <memory>
 
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/point/b2dpoint.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <rtl/math.hxx>
#include <comphelper/diagnose_ex.hxx>
 
#include <canvas/canvastools.hxx>
 
#include "dx_canvascustomsprite.hxx"
#include "dx_impltools.hxx"
#include "dx_spritecanvas.hxx"
 
using namespace ::com::sun::star;
 
namespace dxcanvas
{
    CanvasCustomSprite::CanvasCustomSprite( const css::geometry::RealSize2D&   rSpriteSize,
                                            const SpriteCanvasRef&                          rRefDevice,
                                            const IDXRenderModuleSharedPtr&                 rRenderModule,
                                            const std::shared_ptr<canvas::ISurfaceProxyManager>&  rSurfaceProxy,
                                            bool                                            bShowSpriteBounds ) :
        mpSpriteCanvas( rRefDevice ),
        mpSurface()
    {
        ENSURE_OR_THROW( rRefDevice,
                         "CanvasCustomSprite::CanvasCustomSprite(): Invalid sprite canvas" );
 
        mpSurface = std::make_shared<DXSurfaceBitmap>(
                ::basegfx::B2ISize(
                    ::canvas::tools::roundUp( rSpriteSize.Width ),
                    ::canvas::tools::roundUp( rSpriteSize.Height )),
                rSurfaceProxy,
                rRenderModule,
                true);
 
        maCanvasHelper.setDevice( *rRefDevice );
        maCanvasHelper.setTarget( mpSurface );
 
        maSpriteHelper.init( rSpriteSize,
                             rRefDevice,
                             rRenderModule,
                             mpSurface,
                             bShowSpriteBounds );
 
        // clear sprite to 100% transparent
        maCanvasHelper.clear();
    }
 
    void CanvasCustomSprite::disposeThis()
    {
        ::osl::MutexGuard aGuard( m_aMutex );
 
        mpSurface.reset();
        mpSpriteCanvas.clear();
 
        // forward to parent
        CanvasCustomSpriteBaseT::disposeThis();
    }
 
    OUString SAL_CALL CanvasCustomSprite::getImplementationName()
    {
        return "DXCanvas.CanvasCustomSprite";
    }
 
    sal_Bool SAL_CALL CanvasCustomSprite::supportsService( const OUString& ServiceName )
    {
        return cppu::supportsService( this, ServiceName );
    }
 
    uno::Sequence< OUString > SAL_CALL CanvasCustomSprite::getSupportedServiceNames()
    {
        return { "com.sun.star.rendering.CanvasCustomSprite" };
    }
 
    void CanvasCustomSprite::redraw() const
    {
        ::osl::MutexGuard aGuard( m_aMutex );
 
        maSpriteHelper.redraw( mbSurfaceDirty );
    }
}
 
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