sdext/source/presenter/PresenterPane.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  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 #include "PresenterPane.hxx"
  21 #include "PresenterController.hxx"
  22 #include "PresenterPaintManager.hxx"
  23 #include <com/sun/star/awt/XWindowPeer.hpp>
  24 #include <com/sun/star/lang/XMultiComponentFactory.hpp>
  25 #include <com/sun/star/drawing/CanvasFeature.hpp>
  26 #include <com/sun/star/rendering/CompositeOperation.hpp>
  27 #include <osl/mutex.hxx>
  28
  29 using namespace ::com::sun::star;
  30 using namespace ::com::sun::star::uno;
  31 using namespace ::com::sun::star::drawing::framework;
  32
  33 namespace sdext { namespace presenter {
  34
  35 //===== PresenterPane =========================================================
  36
  37 PresenterPane::PresenterPane (
  38     const Reference<XComponentContext>& rxContext,
  39         const ::rtl::Reference<PresenterController>& rpPresenterController)
  40     : PresenterPaneBase(rxContext, rpPresenterController),
  41       maBoundingBox()
  42 {
  43     Reference<lang::XMultiComponentFactory> xFactory (
  44         mxComponentContext->getServiceManager(), UNO_QUERY_THROW);
  45     mxPresenterHelper = Reference<drawing::XPresenterHelper>(
  46         xFactory->createInstanceWithContext(
  47             OUString("com.sun.star.comp.Draw.PresenterHelper"),
  48             mxComponentContext),
  49         UNO_QUERY_THROW);
  50 }
  51
  52 PresenterPane::~PresenterPane()
  53 {
  54 }
  55
  56 //----- XPane -----------------------------------------------------------------
  57
  58 Reference<awt::XWindow> SAL_CALL PresenterPane::getWindow()
  59     throw (RuntimeException, std::exception)
  60 {
  61     ThrowIfDisposed();
  62     return mxContentWindow;
  63 }
  64
  65 Reference<rendering::XCanvas> SAL_CALL PresenterPane::getCanvas()
  66     throw (RuntimeException, std::exception)
  67 {
  68     ThrowIfDisposed();
  69     return mxContentCanvas;
  70 }
  71
  72 //----- XWindowListener -------------------------------------------------------
  73
  74 void SAL_CALL PresenterPane::windowResized (const awt::WindowEvent& rEvent)
  75     throw (RuntimeException, std::exception)
  76 {
  77     (void)rEvent;
  78     PresenterPaneBase::windowResized(rEvent);
  79
  80     Invalidate(maBoundingBox);
  81
  82     LayoutContextWindow();
  83     ToTop();
  84
  85     UpdateBoundingBox();
  86     Invalidate(maBoundingBox);
  87 }
  88
  89 void SAL_CALL PresenterPane::windowMoved (const awt::WindowEvent& rEvent)
  90     throw (RuntimeException, std::exception)
  91 {
  92     (void)rEvent;
  93     PresenterPaneBase::windowMoved(rEvent);
  94
  95     Invalidate(maBoundingBox);
  96
  97     ToTop();
  98
  99     UpdateBoundingBox();
 100     Invalidate(maBoundingBox);
 101 }
 102
 103 void SAL_CALL PresenterPane::windowShown (const lang::EventObject& rEvent)
 104     throw (RuntimeException, std::exception)
 105 {
 106     (void)rEvent;
 107     PresenterPaneBase::windowShown(rEvent);
 108
 109     ToTop();
 110
 111     if (mxContentWindow.is())
 112     {
 113         LayoutContextWindow();
 114         mxContentWindow->setVisible(sal_True);
 115     }
 116
 117     UpdateBoundingBox();
 118     Invalidate(maBoundingBox);
 119 }
 120
 121 void SAL_CALL PresenterPane::windowHidden (const lang::EventObject& rEvent)
 122     throw (RuntimeException, std::exception)
 123 {
 124     (void)rEvent;
 125     PresenterPaneBase::windowHidden(rEvent);
 126
 127     if (mxContentWindow.is())
 128         mxContentWindow->setVisible(sal_False);
 129 }
 130
 131 //----- XPaintListener --------------------------------------------------------
 132
 133 void SAL_CALL PresenterPane::windowPaint (const awt::PaintEvent& rEvent)
 134     throw (RuntimeException, std::exception)
 135 {
 136     (void)rEvent;
 137     ThrowIfDisposed();
 138
 139     PaintBorder(rEvent.UpdateRect);
 140 }
 141
 142
 143
 144 void PresenterPane::CreateCanvases (
 145     const Reference<awt::XWindow>& rxParentWindow,
 146     const Reference<rendering::XSpriteCanvas>& rxParentCanvas)
 147 {
 148     if ( ! mxPresenterHelper.is())
 149         return;
 150     if ( ! rxParentWindow.is())
 151         return;
 152     if ( ! rxParentCanvas.is())
 153         return;
 154
 155     mxBorderCanvas = mxPresenterHelper->createSharedCanvas(
 156         rxParentCanvas,
 157         rxParentWindow,
 158         Reference<rendering::XCanvas>(rxParentCanvas, UNO_QUERY),
 159         rxParentWindow,
 160         mxBorderWindow);
 161     mxContentCanvas = mxPresenterHelper->createSharedCanvas(
 162         rxParentCanvas,
 163         rxParentWindow,
 164         Reference<rendering::XCanvas>(rxParentCanvas, UNO_QUERY),
 165         rxParentWindow,
 166         mxContentWindow);
 167
 168     PaintBorder(mxBorderWindow->getPosSize());
 169 }
 170
 171 void PresenterPane::Invalidate (const css::awt::Rectangle& rRepaintBox)
 172 {
 173     // Invalidate the parent window to be able to invalidate an area outside
 174     // the current window area.
 175     mpPresenterController->GetPaintManager()->Invalidate(mxParentWindow, rRepaintBox);
 176 }
 177
 178 void PresenterPane::UpdateBoundingBox()
 179 {
 180     if (mxBorderWindow.is() && IsVisible())
 181         maBoundingBox = mxBorderWindow->getPosSize();
 182     else
 183         maBoundingBox = awt::Rectangle();
 184 }
 185
 186 } } // end of namespace ::sd::presenter
 187
 188 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */