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/**************************************************************
*
* 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
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
#ifndef SD_PRESENTER_SLIDE_PREVIEW_HXX
#define SD_PRESENTER_SLIDE_PREVIEW_HXX
#include "PreviewRenderer.hxx"
#include <com/sun/star/drawing/XDrawPage.hpp>
#include <com/sun/star/drawing/XSlideRenderer.hpp>
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/rendering/XSpriteCanvas.hpp>
#include <cppuhelper/basemutex.hxx>
#include <cppuhelper/compbase2.hxx>
#include <boost/noncopyable.hpp>
namespace css = ::com::sun::star;
namespace sd { namespace presenter {
namespace {
typedef ::cppu::WeakComponentImplHelper2 <
css::drawing::XSlideRenderer,
css::lang::XInitialization
> SlideRendererInterfaceBase;
}
/** Render single slides into bitmaps.
*/
class SlideRenderer
: private ::boost::noncopyable,
protected ::cppu::BaseMutex,
public SlideRendererInterfaceBase
{
public:
explicit SlideRenderer (const css::uno::Reference<css::uno::XComponentContext>& rxContext);
virtual ~SlideRenderer (void);
virtual void SAL_CALL disposing (void);
// XInitialization
virtual void SAL_CALL initialize (const css::uno::Sequence<css::uno::Any>& rArguments)
throw (css::uno::Exception, css::uno::RuntimeException);
// XSlideRenderer
virtual css::uno::Reference<css::awt::XBitmap> SAL_CALL createPreview (
const ::css::uno::Reference<css::drawing::XDrawPage>& rxSlide,
const css::awt::Size& rMaximumPreviewPixelSize,
sal_Int16 nSuperSampleFactor)
throw (css::uno::RuntimeException);
virtual css::uno::Reference<css::rendering::XBitmap> SAL_CALL createPreviewForCanvas (
const ::css::uno::Reference<css::drawing::XDrawPage>& rxSlide,
const css::awt::Size& rMaximumPreviewPixelSize,
sal_Int16 nSuperSampleFactor,
const ::css::uno::Reference<css::rendering::XCanvas>& rxCanvas)
throw (css::uno::RuntimeException);
virtual css::awt::Size SAL_CALL calculatePreviewSize (
double nSlideAspectRatio,
const css::awt::Size& rMaximumPreviewPixelSize)
throw (css::uno::RuntimeException);
private:
PreviewRenderer maPreviewRenderer;
BitmapEx CreatePreview (
const ::css::uno::Reference<css::drawing::XDrawPage>& rxSlide,
const css::awt::Size& rMaximumPreviewPixelSize,
sal_Int16 nSuperSampleFactor)
throw (css::uno::RuntimeException);
/** This method throws a DisposedException when the object has already been
disposed.
*/
void ThrowIfDisposed (void) throw (css::lang::DisposedException);
};
} } // end of namespace ::sd::presenter
#endif
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