sdext/source/presenter/PresenterSlideSorter.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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   9  * This file incorporates work covered by the following license notice:
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  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERSLIDESORTER_HXX
  21 #define INCLUDED_SDEXT_SOURCE_PRESENTER_PRESENTERSLIDESORTER_HXX
  22
  23 #include <memory>
  24 #include "PresenterController.hxx"
  25 #include "PresenterPaneContainer.hxx"
  26 #include "PresenterViewFactory.hxx"
  27 #include <cppuhelper/basemutex.hxx>
  28 #include <cppuhelper/compbase.hxx>
  29 #include <com/sun/star/awt/XPaintListener.hpp>
  30 #include <com/sun/star/awt/XWindowListener.hpp>
  31 #include <com/sun/star/beans/XPropertyChangeListener.hpp>
  32 #include <com/sun/star/drawing/XDrawView.hpp>
  33 #include <com/sun/star/drawing/XSlidePreviewCache.hpp>
  34 #include <com/sun/star/drawing/framework/XView.hpp>
  35 #include <com/sun/star/drawing/framework/XResourceId.hpp>
  36 #include <com/sun/star/frame/XController.hpp>
  37 #include <com/sun/star/geometry/RealRectangle2D.hpp>
  38 #include <com/sun/star/rendering/XPolyPolygon2D.hpp>
  39
  40 namespace sdext { namespace presenter {
  41
  42 class PresenterButton;
  43 class PresenterScrollBar;
  44
  45 typedef cppu::WeakComponentImplHelper<
  46     css::drawing::framework::XView,
  47     css::awt::XWindowListener,
  48     css::awt::XPaintListener,
  49     css::beans::XPropertyChangeListener,
  50     css::drawing::XSlidePreviewCacheListener,
  51     css::awt::XMouseListener,
  52     css::awt::XMouseMotionListener,
  53     css::drawing::XDrawView
  54     > PresenterSlideSorterInterfaceBase;
  55
  56 /** A simple slide sorter for the presenter screen.  It uses a preview cache
  57     to create the slide previews.  Painting is done via a canvas.
  58 */
  59 class PresenterSlideSorter
  60     : private ::cppu::BaseMutex,
  61       public PresenterSlideSorterInterfaceBase,
  62       public CachablePresenterView
  63 {
  64 public:
  65     PresenterSlideSorter (
  66         const css::uno::Reference<css::uno::XComponentContext>& rxContext,
  67         const css::uno::Reference<css::drawing::framework::XResourceId>& rxViewId,
  68         const css::uno::Reference<css::frame::XController>& rxController,
  69         const ::rtl::Reference<PresenterController>& rpPresenterController);
  70     virtual ~PresenterSlideSorter() override;
  71
  72     virtual void SAL_CALL disposing() override;
  73
  74     // lang::XEventListener
  75
  76     virtual void SAL_CALL
  77         disposing (const css::lang::EventObject& rEventObject) override;
  78
  79     // XWindowListener
  80
  81     virtual void SAL_CALL windowResized (const css::awt::WindowEvent& rEvent) override;
  82
  83     virtual void SAL_CALL windowMoved (const css::awt::WindowEvent& rEvent) override;
  84
  85     virtual void SAL_CALL windowShown (const css::lang::EventObject& rEvent) override;
  86
  87     virtual void SAL_CALL windowHidden (const css::lang::EventObject& rEvent) override;
  88
  89     // XPaintListener
  90
  91     virtual void SAL_CALL windowPaint (const css::awt::PaintEvent& rEvent) override;
  92
  93     // XMouseListener
  94
  95     virtual void SAL_CALL mousePressed (const css::awt::MouseEvent& rEvent) override;
  96
  97     virtual void SAL_CALL mouseReleased (const css::awt::MouseEvent& rEvent) override;
  98
  99     virtual void SAL_CALL mouseEntered (const css::awt::MouseEvent& rEvent) override;
 100
 101     virtual void SAL_CALL mouseExited (const css::awt::MouseEvent& rEvent) override;
 102
 103     // XMouseMotionListener
 104
 105     virtual void SAL_CALL mouseMoved (const css::awt::MouseEvent& rEvent) override;
 106
 107     virtual void SAL_CALL mouseDragged (const css::awt::MouseEvent& rEvent) override;
 108
 109     // XResourceId
 110
 111     virtual css::uno::Reference<css::drawing::framework::XResourceId> SAL_CALL getResourceId() override;
 112
 113     virtual sal_Bool SAL_CALL isAnchorOnly() override;
 114
 115     // XPropertyChangeListener
 116
 117     virtual void SAL_CALL propertyChange (
 118         const css::beans::PropertyChangeEvent& rEvent) override;
 119
 120     // XSlidePreviewCacheListener
 121
 122     virtual void SAL_CALL notifyPreviewCreation (
 123         sal_Int32 nSlideIndex) override;
 124
 125     // XDrawView
 126
 127     virtual void SAL_CALL setCurrentPage (
 128         const css::uno::Reference<css::drawing::XDrawPage>& rxSlide) override;
 129
 130     virtual css::uno::Reference<css::drawing::XDrawPage> SAL_CALL getCurrentPage() override;
 131
 132 private:
 133     css::uno::Reference<css::uno::XComponentContext> mxComponentContext;
 134     css::uno::Reference<css::drawing::framework::XResourceId> mxViewId;
 135     css::uno::Reference<css::drawing::framework::XPane> mxPane;
 136     css::uno::Reference<css::rendering::XCanvas> mxCanvas;
 137     css::uno::Reference<css::awt::XWindow> mxWindow;
 138     ::rtl::Reference<PresenterController> mpPresenterController;
 139     css::uno::Reference<css::presentation::XSlideShowController> mxSlideShowController;
 140     css::uno::Reference<css::drawing::XSlidePreviewCache> mxPreviewCache;
 141     bool mbIsLayoutPending;
 142     class Layout;
 143     std::shared_ptr<Layout> mpLayout;
 144     ::rtl::Reference<PresenterScrollBar> mpVerticalScrollBar;
 145     ::rtl::Reference<PresenterButton> mpCloseButton;
 146     class MouseOverManager;
 147     std::unique_ptr<MouseOverManager> mpMouseOverManager;
 148     sal_Int32 mnSlideIndexMousePressed;
 149     sal_Int32 mnCurrentSlideIndex;
 150     sal_Int32 mnSeparatorY;
 151     css::util::Color maSeparatorColor;
 152     css::awt::Rectangle maCurrentSlideFrameBoundingBox;
 153     class CurrentSlideFrameRenderer;
 154     std::shared_ptr<CurrentSlideFrameRenderer> mpCurrentSlideFrameRenderer;
 155     css::uno::Reference<css::rendering::XPolyPolygon2D> mxPreviewFrame;
 156
 157     void UpdateLayout();
 158     css::geometry::RealRectangle2D PlaceScrollBars (
 159         const css::geometry::RealRectangle2D& rUpperBox);
 160     void PlaceCloseButton (
 161         const PresenterPaneContainer::SharedPaneDescriptor& rpPane,
 162         const css::awt::Rectangle& rCenterBox,
 163     const sal_Int32 nLeftFrameWidth);
 164     void ClearBackground (
 165         const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
 166         const css::awt::Rectangle& rRedrawArea);
 167     double GetSlideAspectRatio() const;
 168     css::uno::Reference<css::rendering::XBitmap> GetPreview (const sal_Int32 nSlideIndex);
 169     void PaintPreview (
 170         const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
 171         const css::awt::Rectangle& rUpdateBox,
 172         const sal_Int32 nSlideIndex);
 173     void Paint (const css::awt::Rectangle& rUpdateBox);
 174     void SetHorizontalOffset (const double nXOffset);
 175     void SetVerticalOffset (const double nYOffset);
 176     void GotoSlide (const sal_Int32 nSlideIndex);
 177     bool ProvideCanvas();
 178
 179     /** @throws css::lang::DisposedException when the object has already been
 180         disposed.
 181     */
 182     void ThrowIfDisposed();
 183 };
 184
 185 } } // end of namespace ::sdext::presenter
 186
 187 #endif
 188
 189 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */