| /************************************************************** |
| * |
| * 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 SDEXT_PRESENTER_SLIDE_PREVIEW_HXX |
| #define SDEXT_PRESENTER_SLIDE_PREVIEW_HXX |
| |
| #include "PresenterController.hxx" |
| |
| #include <boost/noncopyable.hpp> |
| #include <com/sun/star/awt/XBitmap.hpp> |
| #include <com/sun/star/awt/XDisplayBitmap.hpp> |
| #include <com/sun/star/awt/XPaintListener.hpp> |
| #include <com/sun/star/awt/XWindowListener.hpp> |
| #include <com/sun/star/drawing/XDrawPage.hpp> |
| #include <com/sun/star/drawing/XDrawView.hpp> |
| #include <com/sun/star/drawing/XSlideRenderer.hpp> |
| #include <com/sun/star/drawing/framework/XPane.hpp> |
| #include <com/sun/star/drawing/framework/XView.hpp> |
| #include <com/sun/star/lang/DisposedException.hpp> |
| #include <com/sun/star/uno/XComponentContext.hpp> |
| #include <cppuhelper/basemutex.hxx> |
| #include <cppuhelper/compbase4.hxx> |
| #include <rtl/ref.hxx> |
| |
| namespace css = ::com::sun::star; |
| |
| namespace sdext { namespace presenter { |
| |
| namespace { |
| typedef ::cppu::WeakComponentImplHelper4 < |
| css::drawing::framework::XView, |
| css::drawing::XDrawView, |
| css::awt::XPaintListener, |
| css::awt::XWindowListener |
| > PresenterSlidePreviewInterfaceBase; |
| } |
| |
| |
| /** Static preview of a slide. Typically used for the preview of the next |
| slide. |
| This implementation shows a preview of the slide given to the |
| setCurrentSlide. For showing the next slide the PresenterViewFactory |
| uses a derived class that overloads the setCurrentSlide() method. |
| */ |
| class PresenterSlidePreview |
| : private ::boost::noncopyable, |
| private ::cppu::BaseMutex, |
| public PresenterSlidePreviewInterfaceBase |
| { |
| public: |
| PresenterSlidePreview ( |
| const css::uno::Reference<css::uno::XComponentContext>& rxContext, |
| const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId, |
| const css::uno::Reference<css::drawing::framework::XPane>& rxAnchorPane, |
| const ::rtl::Reference<PresenterController>& rpPresenterController); |
| virtual ~PresenterSlidePreview (void); |
| virtual void SAL_CALL disposing (void); |
| |
| |
| // XResourceId |
| |
| virtual css::uno::Reference<css::drawing::framework::XResourceId> SAL_CALL getResourceId (void) |
| throw (css::uno::RuntimeException); |
| |
| virtual sal_Bool SAL_CALL isAnchorOnly (void) |
| throw (com::sun::star::uno::RuntimeException); |
| |
| // XWindowListener |
| |
| virtual void SAL_CALL windowResized (const css::awt::WindowEvent& rEvent) |
| throw (css::uno::RuntimeException); |
| |
| virtual void SAL_CALL windowMoved (const css::awt::WindowEvent& rEvent) |
| throw (css::uno::RuntimeException); |
| |
| virtual void SAL_CALL windowShown (const css::lang::EventObject& rEvent) |
| throw (css::uno::RuntimeException); |
| |
| virtual void SAL_CALL windowHidden (const css::lang::EventObject& rEvent) |
| throw (css::uno::RuntimeException); |
| |
| |
| // XPaintListener |
| |
| virtual void SAL_CALL windowPaint (const css::awt::PaintEvent& rEvent) |
| throw (css::uno::RuntimeException); |
| |
| |
| // lang::XEventListener |
| virtual void SAL_CALL disposing (const css::lang::EventObject& rEvent) |
| throw (css::uno::RuntimeException); |
| |
| |
| // XDrawView |
| |
| virtual void SAL_CALL setCurrentPage ( |
| const css::uno::Reference<css::drawing::XDrawPage>& rxSlide) |
| throw (css::uno::RuntimeException); |
| |
| virtual css::uno::Reference<css::drawing::XDrawPage> SAL_CALL getCurrentPage (void) |
| throw (css::uno::RuntimeException); |
| |
| protected: |
| ::rtl::Reference<PresenterController> mpPresenterController; |
| |
| private: |
| css::uno::Reference<css::drawing::framework::XPane> mxPane; |
| css::uno::Reference<css::drawing::framework::XResourceId> mxViewId; |
| css::uno::Reference<css::drawing::XSlideRenderer> mxPreviewRenderer; |
| |
| /** This Image holds the preview of the current slide. After resize |
| requests the image may be empty. This results eventually in a call |
| to ProvideSlide() in order to created a preview in the correct new |
| size. |
| */ |
| css::uno::Reference<css::rendering::XBitmap> mxPreview; |
| |
| /** The current slide for which a preview is displayed. This may or |
| may not be the same as the current slide of the PresenterView. |
| */ |
| css::uno::Reference<css::drawing::XDrawPage> mxCurrentSlide; |
| double mnSlideAspectRatio; |
| |
| css::uno::Reference<css::awt::XWindow> mxWindow; |
| css::uno::Reference<css::rendering::XCanvas> mxCanvas; |
| |
| /** Set the given slide as the current slide of the called PresenterSlidePreview |
| object. |
| */ |
| void SetSlide (const css::uno::Reference<css::drawing::XDrawPage>& rxPage); |
| |
| /** Paint the preview of the current slide centered in the window of the |
| anchor pane. |
| */ |
| void Paint (const css::awt::Rectangle& rBoundingBox); |
| |
| /** React to a resize of the anchor pane. |
| */ |
| void Resize (void); |
| |
| /** 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 |