sdext/source/presenter/PresenterSpritePane.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 "PresenterSpritePane.hxx"
  21 #include "PresenterGeometryHelper.hxx"
  22 #include <com/sun/star/lang/XMultiComponentFactory.hpp>
  23 #include <com/sun/star/rendering/CompositeOperation.hpp>
  24
  25 using namespace ::com::sun::star;
  26 using namespace ::com::sun::star::uno;
  27 using namespace ::com::sun::star::drawing::framework;
  28
  29 namespace sdext { namespace presenter {
  30
  31 //===== PresenterSpritePane =========================================================
  32
  33 PresenterSpritePane::PresenterSpritePane (const Reference<XComponentContext>& rxContext,
  34         const ::rtl::Reference<PresenterController>& rpPresenterController)
  35     : PresenterPaneBase(rxContext, rpPresenterController),
  36       mxParentCanvas(),
  37       mpSprite(new PresenterSprite())
  38 {
  39     Reference<lang::XMultiComponentFactory> xFactory (
  40         mxComponentContext->getServiceManager(), UNO_QUERY_THROW);
  41     mxPresenterHelper.set(
  42         xFactory->createInstanceWithContext(
  43             "com.sun.star.comp.Draw.PresenterHelper",
  44             mxComponentContext),
  45         UNO_QUERY_THROW);
  46 }
  47
  48 PresenterSpritePane::~PresenterSpritePane()
  49 {
  50 }
  51
  52 void PresenterSpritePane::disposing()
  53 {
  54     mpSprite->SetFactory(nullptr);
  55     mxParentCanvas = nullptr;
  56     PresenterPaneBase::disposing();
  57 }
  58
  59 //----- XPane -----------------------------------------------------------------
  60
  61 Reference<awt::XWindow> SAL_CALL PresenterSpritePane::getWindow()
  62 {
  63     ThrowIfDisposed();
  64     return mxContentWindow;
  65 }
  66
  67 Reference<rendering::XCanvas> SAL_CALL PresenterSpritePane::getCanvas()
  68 {
  69     ThrowIfDisposed();
  70
  71     if ( ! mxContentCanvas.is())
  72         UpdateCanvases();
  73
  74     return mxContentCanvas;
  75 }
  76
  77 //----- XWindowListener -------------------------------------------------------
  78
  79 void SAL_CALL PresenterSpritePane::windowResized (const awt::WindowEvent& rEvent)
  80 {
  81     PresenterPaneBase::windowResized(rEvent);
  82
  83     mpSprite->Resize(geometry::RealSize2D(rEvent.Width, rEvent.Height));
  84     LayoutContextWindow();
  85     UpdateCanvases();
  86 }
  87
  88 void SAL_CALL PresenterSpritePane::windowMoved (const awt::WindowEvent& rEvent)
  89 {
  90     PresenterPaneBase::windowMoved(rEvent);
  91
  92     awt::Rectangle aBox (
  93         mxPresenterHelper->getWindowExtentsRelative(mxBorderWindow, mxParentWindow));
  94     mpSprite->MoveTo(geometry::RealPoint2D(aBox.X, aBox.Y));
  95     mpSprite->Update();
  96 }
  97
  98 void SAL_CALL PresenterSpritePane::windowShown (const lang::EventObject& rEvent)
  99 {
 100     PresenterPaneBase::windowShown(rEvent);
 101
 102     mpSprite->Show();
 103     ToTop();
 104
 105     if (mxContentWindow.is())
 106     {
 107         LayoutContextWindow();
 108         mxContentWindow->setVisible(true);
 109     }
 110 }
 111
 112 void SAL_CALL PresenterSpritePane::windowHidden (const lang::EventObject& rEvent)
 113 {
 114     PresenterPaneBase::windowHidden(rEvent);
 115
 116     mpSprite->Hide();
 117     if (mxContentWindow.is())
 118         mxContentWindow->setVisible(false);
 119 }
 120
 121 //----- XPaintListener --------------------------------------------------------
 122
 123 void SAL_CALL PresenterSpritePane::windowPaint (const awt::PaintEvent&)
 124 {
 125     ThrowIfDisposed();
 126
 127     /*
 128     Reference<rendering::XSpriteCanvas> xSpriteCanvas (mxParentCanvas, UNO_QUERY);
 129     if (xSpriteCanvas.is())
 130         xSpriteCanvas->updateScreen(sal_False);
 131     */
 132 }
 133
 134
 135 const std::shared_ptr<PresenterSprite>& PresenterSpritePane::GetSprite()
 136 {
 137     return mpSprite;
 138 }
 139
 140 void PresenterSpritePane::UpdateCanvases()
 141 {
 142     Reference<XComponent> xContentCanvasComponent (mxContentCanvas, UNO_QUERY);
 143     if (xContentCanvasComponent.is())
 144     {
 145         if (xContentCanvasComponent.is())
 146             xContentCanvasComponent->dispose();
 147     }
 148
 149     // The border canvas is the content canvas of the sprite.
 150     mxBorderCanvas = mpSprite->GetCanvas();
 151
 152     // The content canvas is a wrapper of the border canvas.
 153     if (mxBorderCanvas.is())
 154         mxContentCanvas = mxPresenterHelper->createSharedCanvas(
 155             mxParentCanvas,
 156             mxParentWindow,
 157             mxBorderCanvas,
 158             mxBorderWindow,
 159             mxContentWindow);
 160
 161     const awt::Rectangle aWindowBox (mxBorderWindow->getPosSize());
 162     PaintBorder(awt::Rectangle(0,0,aWindowBox.Width,aWindowBox.Height));
 163 }
 164
 165 void PresenterSpritePane::CreateCanvases (
 166     const css::uno::Reference<css::rendering::XSpriteCanvas>& rxParentCanvas)
 167 {
 168     OSL_ASSERT(!mxParentCanvas.is() || mxParentCanvas==rxParentCanvas);
 169     mxParentCanvas = rxParentCanvas;
 170
 171     mpSprite->SetFactory(mxParentCanvas);
 172     if (mxBorderWindow.is())
 173     {
 174         const awt::Rectangle aBorderBox (mxBorderWindow->getPosSize());
 175         mpSprite->Resize(geometry::RealSize2D(aBorderBox.Width, aBorderBox.Height));
 176     }
 177
 178     UpdateCanvases();
 179 }
 180
 181 } } // end of namespace ::sd::presenter
 182
 183 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */