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