LCOV - code coverage report
Current view: top level - sdext/source/presenter - PresenterScrollBar.cxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 2 408 0.5 %
Date: 2015-06-13 12:38:46 Functions: 2 59 3.4 %
Legend: Lines: hit not hit

          Line data    Source code
       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 "PresenterScrollBar.hxx"
      21             : #include "PresenterBitmapContainer.hxx"
      22             : #include "PresenterCanvasHelper.hxx"
      23             : #include "PresenterGeometryHelper.hxx"
      24             : #include "PresenterPaintManager.hxx"
      25             : #include "PresenterTimer.hxx"
      26             : #include "PresenterUIPainter.hxx"
      27             : #include <com/sun/star/awt/PosSize.hpp>
      28             : #include <com/sun/star/awt/WindowAttribute.hpp>
      29             : #include <com/sun/star/awt/XWindowPeer.hpp>
      30             : #include <com/sun/star/awt/XToolkit.hpp>
      31             : #include <com/sun/star/rendering/CompositeOperation.hpp>
      32             : #include <com/sun/star/rendering/TexturingMode.hpp>
      33             : #include <com/sun/star/rendering/XPolyPolygon2D.hpp>
      34             : #include <boost/bind.hpp>
      35             : #include <boost/enable_shared_from_this.hpp>
      36             : #include <boost/weak_ptr.hpp>
      37             : #include <math.h>
      38             : 
      39             : using namespace ::com::sun::star;
      40             : using namespace ::com::sun::star::uno;
      41             : 
      42             : const static double gnScrollBarGap (10);
      43             : 
      44             : namespace sdext { namespace presenter {
      45             : 
      46             : //===== PresenterScrollBar::MousePressRepeater ================================
      47             : 
      48           0 : class PresenterScrollBar::MousePressRepeater
      49             :     : public ::boost::enable_shared_from_this<MousePressRepeater>
      50             : {
      51             : public:
      52             :     MousePressRepeater (const ::rtl::Reference<PresenterScrollBar>& rpScrollBar);
      53             :     void Dispose();
      54             :     void Start (const PresenterScrollBar::Area& reArea);
      55             :     void Stop();
      56             :     void SetMouseArea (const PresenterScrollBar::Area& reArea);
      57             : 
      58             : private:
      59             :     void Callback (const TimeValue& rCurrentTime);
      60             :     void Execute();
      61             : 
      62             :     sal_Int32 mnMousePressRepeaterTaskId;
      63             :     ::rtl::Reference<PresenterScrollBar> mpScrollBar;
      64             :     PresenterScrollBar::Area meMouseArea;
      65             : };
      66             : 
      67             : //===== PresenterScrollBar ====================================================
      68             : 
      69           6 : boost::weak_ptr<PresenterBitmapContainer> PresenterScrollBar::mpSharedBitmaps;
      70             : 
      71           0 : PresenterScrollBar::PresenterScrollBar (
      72             :     const Reference<XComponentContext>& rxComponentContext,
      73             :     const Reference<awt::XWindow>& rxParentWindow,
      74             :     const ::boost::shared_ptr<PresenterPaintManager>& rpPaintManager,
      75             :     const ::boost::function<void(double)>& rThumbMotionListener)
      76             :     : PresenterScrollBarInterfaceBase(m_aMutex),
      77             :       mxComponentContext(rxComponentContext),
      78             :       mxParentWindow(rxParentWindow),
      79             :       mxWindow(),
      80             :       mxCanvas(),
      81             :       mxPresenterHelper(),
      82             :       mpPaintManager(rpPaintManager),
      83             :       mnThumbPosition(0),
      84             :       mnTotalSize(0),
      85             :       mnThumbSize(0),
      86             :       mnLineHeight(10),
      87             :       maDragAnchor(-1,-1),
      88             :       maThumbMotionListener(rThumbMotionListener),
      89             :       meButtonDownArea(None),
      90             :       meMouseMoveArea(None),
      91             :       mbIsNotificationActive(false),
      92             :       mpBitmaps(),
      93             :       mpPrevButtonDescriptor(),
      94             :       mpNextButtonDescriptor(),
      95             :       mpPagerStartDescriptor(),
      96             :       mpPagerCenterDescriptor(),
      97             :       mpPagerEndDescriptor(),
      98             :       mpThumbStartDescriptor(),
      99             :       mpThumbCenterDescriptor(),
     100             :       mpThumbEndDescriptor(),
     101           0 :       mpMousePressRepeater(new MousePressRepeater(this)),
     102             :       mpBackgroundBitmap(),
     103           0 :       mpCanvasHelper(new PresenterCanvasHelper())
     104             : {
     105             :     try
     106             :     {
     107           0 :         Reference<lang::XMultiComponentFactory> xFactory (rxComponentContext->getServiceManager());
     108           0 :         if ( ! xFactory.is())
     109           0 :             throw RuntimeException();
     110             : 
     111           0 :         mxPresenterHelper = Reference<drawing::XPresenterHelper>(
     112           0 :             xFactory->createInstanceWithContext(
     113             :                 OUString("com.sun.star.comp.Draw.PresenterHelper"),
     114           0 :                 rxComponentContext),
     115           0 :             UNO_QUERY_THROW);
     116             : 
     117           0 :         if (mxPresenterHelper.is())
     118           0 :             mxWindow = mxPresenterHelper->createWindow(rxParentWindow,
     119             :                 sal_False,
     120             :                 sal_False,
     121             :                 sal_False,
     122           0 :                 sal_False);
     123             : 
     124             :         // Make the background transparent.  The slide show paints its own background.
     125           0 :         Reference<awt::XWindowPeer> xPeer (mxWindow, UNO_QUERY_THROW);
     126           0 :         if (xPeer.is())
     127             :         {
     128           0 :             xPeer->setBackground(0xff000000);
     129             :         }
     130             : 
     131           0 :         mxWindow->setVisible(sal_True);
     132           0 :         mxWindow->addWindowListener(this);
     133           0 :         mxWindow->addPaintListener(this);
     134           0 :         mxWindow->addMouseListener(this);
     135           0 :         mxWindow->addMouseMotionListener(this);
     136             :     }
     137           0 :     catch (RuntimeException&)
     138             :     {
     139             :     }
     140           0 : }
     141             : 
     142           0 : PresenterScrollBar::~PresenterScrollBar()
     143             : {
     144           0 : }
     145             : 
     146           0 : void SAL_CALL PresenterScrollBar::disposing()
     147             : {
     148           0 :     mpMousePressRepeater->Dispose();
     149             : 
     150           0 :     if (mxWindow.is())
     151             :     {
     152           0 :         mxWindow->removeWindowListener(this);
     153           0 :         mxWindow->removePaintListener(this);
     154           0 :         mxWindow->removeMouseListener(this);
     155           0 :         mxWindow->removeMouseMotionListener(this);
     156             : 
     157           0 :         Reference<lang::XComponent> xComponent (mxWindow, UNO_QUERY);
     158           0 :         mxWindow = NULL;
     159           0 :         if (xComponent.is())
     160           0 :             xComponent->dispose();
     161             :     }
     162             : 
     163           0 :     mpBitmaps.reset();
     164           0 : }
     165             : 
     166           0 : void PresenterScrollBar::SetVisible (const bool bIsVisible)
     167             : {
     168           0 :     if (mxWindow.is())
     169           0 :         mxWindow->setVisible(bIsVisible);
     170           0 : }
     171             : 
     172           0 : void PresenterScrollBar::SetPosSize (const css::geometry::RealRectangle2D& rBox)
     173             : {
     174           0 :     if (mxWindow.is())
     175             :     {
     176           0 :         mxWindow->setPosSize(
     177           0 :             sal_Int32(floor(rBox.X1)),
     178           0 :             sal_Int32(ceil(rBox.Y1)),
     179           0 :             sal_Int32(ceil(rBox.X2-rBox.X1)),
     180           0 :             sal_Int32(floor(rBox.Y2-rBox.Y1)),
     181           0 :             awt::PosSize::POSSIZE);
     182           0 :         UpdateBorders();
     183             :     }
     184           0 : }
     185             : 
     186           0 : void PresenterScrollBar::SetThumbPosition (
     187             :     double nPosition,
     188             :     const bool bAsynchronousUpdate)
     189             : {
     190           0 :     SetThumbPosition(nPosition, bAsynchronousUpdate, true, true);
     191           0 : }
     192             : 
     193           0 : void PresenterScrollBar::SetThumbPosition (
     194             :     double nPosition,
     195             :     const bool bAsynchronousUpdate,
     196             :     const bool bValidate,
     197             :     const bool bNotify)
     198             : {
     199           0 :     if (bValidate)
     200           0 :         nPosition = ValidateThumbPosition(nPosition);
     201             : 
     202           0 :     if (nPosition != mnThumbPosition && ! mbIsNotificationActive)
     203             :     {
     204           0 :         mnThumbPosition = nPosition;
     205             : 
     206           0 :         UpdateBorders();
     207           0 :         Repaint(GetRectangle(Total), bAsynchronousUpdate);
     208           0 :         if (bNotify)
     209           0 :             NotifyThumbPositionChange();
     210             :     }
     211           0 : }
     212             : 
     213             : 
     214           0 : void PresenterScrollBar::SetTotalSize (const double nTotalSize)
     215             : {
     216           0 :     if (mnTotalSize != nTotalSize)
     217             :     {
     218           0 :         mnTotalSize = nTotalSize + 1;
     219           0 :         UpdateBorders();
     220           0 :         Repaint(GetRectangle(Total), false);
     221             :     }
     222           0 : }
     223             : 
     224           0 : void PresenterScrollBar::SetThumbSize (const double nThumbSize)
     225             : {
     226             :     OSL_ASSERT(nThumbSize>=0);
     227           0 :     if (mnThumbSize != nThumbSize)
     228             :     {
     229           0 :         mnThumbSize = nThumbSize;
     230           0 :         UpdateBorders();
     231           0 :         Repaint(GetRectangle(Total), false);
     232             :     }
     233           0 : }
     234             : 
     235             : 
     236           0 : void PresenterScrollBar::SetLineHeight (const double nLineHeight)
     237             : {
     238           0 :     mnLineHeight = nLineHeight;
     239           0 : }
     240             : 
     241             : 
     242           0 : void PresenterScrollBar::SetCanvas (const Reference<css::rendering::XCanvas>& rxCanvas)
     243             : {
     244           0 :     if (mxCanvas != rxCanvas)
     245             :     {
     246           0 :         mxCanvas = rxCanvas;
     247           0 :         if (mxCanvas.is())
     248             :         {
     249           0 :             if (mpBitmaps.get()==NULL)
     250             :             {
     251           0 :                 if (mpSharedBitmaps.expired())
     252             :                 {
     253             :                     try
     254             :                     {
     255             :                         mpBitmaps.reset(new PresenterBitmapContainer(
     256             :                             OUString("PresenterScreenSettings/ScrollBar/Bitmaps"),
     257             :                             ::boost::shared_ptr<PresenterBitmapContainer>(),
     258             :                             mxComponentContext,
     259           0 :                             mxCanvas));
     260           0 :                         mpSharedBitmaps = mpBitmaps;
     261             :                     }
     262           0 :                     catch(Exception&)
     263             :                     {
     264             :                         OSL_ASSERT(false);
     265             :                     }
     266             :                 }
     267             :                 else
     268           0 :                     mpBitmaps = ::boost::shared_ptr<PresenterBitmapContainer>(mpSharedBitmaps);
     269           0 :                 UpdateBitmaps();
     270           0 :                 UpdateBorders();
     271             :             }
     272             : 
     273           0 :             Repaint(GetRectangle(Total), false);
     274             :         }
     275             :     }
     276           0 : }
     277             : 
     278           0 : void PresenterScrollBar::SetBackground (const SharedBitmapDescriptor& rpBackgroundBitmap)
     279             : {
     280           0 :     mpBackgroundBitmap = rpBackgroundBitmap;
     281           0 : }
     282             : 
     283           0 : void PresenterScrollBar::CheckValues()
     284             : {
     285           0 :     mnThumbPosition = ValidateThumbPosition(mnThumbPosition);
     286           0 : }
     287             : 
     288           0 : double PresenterScrollBar::ValidateThumbPosition (double nPosition)
     289             : {
     290           0 :     if (nPosition + mnThumbSize > mnTotalSize)
     291           0 :         nPosition = mnTotalSize - mnThumbSize;
     292           0 :     if (nPosition < 0)
     293           0 :         nPosition = 0;
     294           0 :     return nPosition;
     295             : }
     296             : 
     297           0 : void PresenterScrollBar::Paint (
     298             :     const awt::Rectangle& rUpdateBox,
     299             :     const bool bNoClip)
     300             : {
     301           0 :     if ( ! mxCanvas.is() || ! mxWindow.is())
     302             :     {
     303             :         OSL_ASSERT(mxCanvas.is());
     304             :         OSL_ASSERT(mxWindow.is());
     305           0 :         return;
     306             :     }
     307             : 
     308           0 :     if ( ! bNoClip)
     309             :     {
     310           0 :         if (PresenterGeometryHelper::AreRectanglesDisjoint (rUpdateBox, mxWindow->getPosSize()))
     311           0 :             return;
     312             :     }
     313             : 
     314           0 :     PaintBackground(rUpdateBox);
     315             :     PaintComposite(rUpdateBox, PagerUp,
     316           0 :         mpPagerStartDescriptor, mpPagerCenterDescriptor, SharedBitmapDescriptor());
     317             :     PaintComposite(rUpdateBox, PagerDown,
     318           0 :         SharedBitmapDescriptor(), mpPagerCenterDescriptor, mpPagerEndDescriptor);
     319             :     PaintComposite(rUpdateBox, Thumb,
     320           0 :         mpThumbStartDescriptor, mpThumbCenterDescriptor, mpThumbEndDescriptor);
     321           0 :     PaintBitmap(rUpdateBox, PrevButton, mpPrevButtonDescriptor);
     322           0 :     PaintBitmap(rUpdateBox, NextButton, mpNextButtonDescriptor);
     323             : 
     324           0 :     Reference<rendering::XSpriteCanvas> xSpriteCanvas (mxCanvas, UNO_QUERY);
     325           0 :     if (xSpriteCanvas.is())
     326           0 :         xSpriteCanvas->updateScreen(sal_False);
     327             : }
     328             : 
     329             : //----- XWindowListener -------------------------------------------------------
     330             : 
     331           0 : void SAL_CALL PresenterScrollBar::windowResized (const css::awt::WindowEvent& rEvent)
     332             :     throw (css::uno::RuntimeException, std::exception)
     333             : {
     334             :     (void)rEvent;
     335           0 : }
     336             : 
     337           0 : void SAL_CALL PresenterScrollBar::windowMoved (const css::awt::WindowEvent& rEvent)
     338             :     throw (css::uno::RuntimeException, std::exception)
     339             : {
     340             :     (void)rEvent;
     341           0 : }
     342             : 
     343           0 : void SAL_CALL PresenterScrollBar::windowShown (const css::lang::EventObject& rEvent)
     344             :     throw (css::uno::RuntimeException, std::exception)
     345             : {
     346             :     (void)rEvent;
     347           0 : }
     348             : 
     349           0 : void SAL_CALL PresenterScrollBar::windowHidden (const css::lang::EventObject& rEvent)
     350             :     throw (css::uno::RuntimeException, std::exception)
     351             : {
     352             :     (void)rEvent;
     353           0 : }
     354             : 
     355             : //----- XPaintListener --------------------------------------------------------
     356             : 
     357           0 : void SAL_CALL PresenterScrollBar::windowPaint (const css::awt::PaintEvent& rEvent)
     358             :     throw (css::uno::RuntimeException, std::exception)
     359             : {
     360           0 :     if (mxWindow.is())
     361             :     {
     362           0 :         awt::Rectangle aRepaintBox (rEvent.UpdateRect);
     363           0 :         const awt::Rectangle aWindowBox (mxWindow->getPosSize());
     364           0 :         aRepaintBox.X += aWindowBox.X;
     365           0 :         aRepaintBox.Y += aWindowBox.Y;
     366           0 :         Paint(aRepaintBox);
     367             : 
     368           0 :         Reference<rendering::XSpriteCanvas> xSpriteCanvas (mxCanvas, UNO_QUERY);
     369           0 :         if (xSpriteCanvas.is())
     370           0 :             xSpriteCanvas->updateScreen(sal_False);
     371             :     }
     372           0 : }
     373             : 
     374             : //----- XMouseListener --------------------------------------------------------
     375             : 
     376           0 : void SAL_CALL PresenterScrollBar::mousePressed (const css::awt::MouseEvent& rEvent)
     377             :     throw(css::uno::RuntimeException, std::exception)
     378             : {
     379           0 :     maDragAnchor.X = rEvent.X;
     380           0 :     maDragAnchor.Y = rEvent.Y;
     381           0 :     meButtonDownArea = GetArea(rEvent.X, rEvent.Y);
     382             : 
     383           0 :     mpMousePressRepeater->Start(meButtonDownArea);
     384           0 : }
     385             : 
     386           0 : void SAL_CALL PresenterScrollBar::mouseReleased (const css::awt::MouseEvent& rEvent)
     387             :     throw(css::uno::RuntimeException, std::exception)
     388             : {
     389             :     (void)rEvent;
     390             : 
     391           0 :     mpMousePressRepeater->Stop();
     392             : 
     393           0 :     if (mxPresenterHelper.is())
     394           0 :         mxPresenterHelper->releaseMouse(mxWindow);
     395           0 : }
     396             : 
     397           0 : void SAL_CALL PresenterScrollBar::mouseEntered (const css::awt::MouseEvent& rEvent)
     398             :     throw(css::uno::RuntimeException, std::exception)
     399             : {
     400             :     (void)rEvent;
     401           0 : }
     402             : 
     403           0 : void SAL_CALL PresenterScrollBar::mouseExited (const css::awt::MouseEvent& rEvent)
     404             :     throw(css::uno::RuntimeException, std::exception)
     405             : {
     406             :     (void)rEvent;
     407           0 :     if (meMouseMoveArea != None)
     408             :     {
     409           0 :         const Area eOldMouseMoveArea (meMouseMoveArea);
     410           0 :         meMouseMoveArea = None;
     411           0 :         Repaint(GetRectangle(eOldMouseMoveArea), true);
     412             :     }
     413           0 :     meButtonDownArea = None;
     414           0 :     meMouseMoveArea = None;
     415             : 
     416           0 :     mpMousePressRepeater->Stop();
     417           0 : }
     418             : 
     419             : //----- XMouseMotionListener --------------------------------------------------
     420             : 
     421           0 : void SAL_CALL PresenterScrollBar::mouseMoved (const css::awt::MouseEvent& rEvent)
     422             :     throw (css::uno::RuntimeException, std::exception)
     423             : {
     424           0 :     const Area eArea (GetArea(rEvent.X, rEvent.Y));
     425           0 :     if (eArea != meMouseMoveArea)
     426             :     {
     427           0 :         const Area eOldMouseMoveArea (meMouseMoveArea);
     428           0 :         meMouseMoveArea = eArea;
     429           0 :         if (eOldMouseMoveArea != None)
     430           0 :             Repaint(GetRectangle(eOldMouseMoveArea), meMouseMoveArea==None);
     431           0 :         if (meMouseMoveArea != None)
     432           0 :             Repaint(GetRectangle(meMouseMoveArea), true);
     433             :     }
     434           0 :     mpMousePressRepeater->SetMouseArea(eArea);
     435           0 : }
     436             : 
     437           0 : void SAL_CALL PresenterScrollBar::mouseDragged (const css::awt::MouseEvent& rEvent)
     438             :     throw (css::uno::RuntimeException, std::exception)
     439             : {
     440           0 :     if (meButtonDownArea != Thumb)
     441           0 :         return;
     442             : 
     443           0 :     mpMousePressRepeater->Stop();
     444             : 
     445           0 :     if (mxPresenterHelper.is())
     446           0 :         mxPresenterHelper->captureMouse(mxWindow);
     447             : 
     448           0 :     const double nDragDistance (GetDragDistance(rEvent.X,rEvent.Y));
     449           0 :     UpdateDragAnchor(nDragDistance);
     450           0 :     if (nDragDistance != 0)
     451             :     {
     452           0 :         SetThumbPosition(mnThumbPosition + nDragDistance, false, true, true);
     453             :     }
     454             : }
     455             : 
     456             : //----- lang::XEventListener --------------------------------------------------
     457             : 
     458           0 : void SAL_CALL PresenterScrollBar::disposing (const css::lang::EventObject& rEvent)
     459             :     throw (css::uno::RuntimeException, std::exception)
     460             : {
     461           0 :     if (rEvent.Source == mxWindow)
     462           0 :         mxWindow = NULL;
     463           0 : }
     464             : 
     465             : 
     466             : 
     467           0 : geometry::RealRectangle2D PresenterScrollBar::GetRectangle (const Area eArea) const
     468             : {
     469             :     OSL_ASSERT(eArea>=0 && eArea<__AreaCount__);
     470             : 
     471           0 :     return maBox[eArea];
     472             : }
     473             : 
     474           0 : void PresenterScrollBar::Repaint (
     475             :     const geometry::RealRectangle2D& rBox,
     476             :     const bool bAsynchronousUpdate)
     477             : {
     478           0 :     if (mpPaintManager.get() != NULL)
     479             :         mpPaintManager->Invalidate(
     480             :             mxWindow,
     481             :             PresenterGeometryHelper::ConvertRectangle(rBox),
     482           0 :             bAsynchronousUpdate);
     483           0 : }
     484             : 
     485           0 : void PresenterScrollBar::PaintBackground(
     486             :     const css::awt::Rectangle& rUpdateBox)
     487             : {
     488           0 :     if (mpBackgroundBitmap.get() == NULL)
     489           0 :         return;
     490             : 
     491           0 :     const awt::Rectangle aWindowBox (mxWindow->getPosSize());
     492             :     mpCanvasHelper->Paint(
     493             :         mpBackgroundBitmap,
     494             :         mxCanvas,
     495             :         rUpdateBox,
     496             :         aWindowBox,
     497           0 :         awt::Rectangle());
     498             : }
     499             : 
     500           0 : void PresenterScrollBar::PaintBitmap(
     501             :     const css::awt::Rectangle& rUpdateBox,
     502             :     const Area eArea,
     503             :     const SharedBitmapDescriptor& rpBitmaps)
     504             : {
     505           0 :     const geometry::RealRectangle2D aLocalBox (GetRectangle(eArea));
     506           0 :     const awt::Rectangle aWindowBox (mxWindow->getPosSize());
     507           0 :     geometry::RealRectangle2D aBox (aLocalBox);
     508           0 :     aBox.X1 += aWindowBox.X;
     509           0 :     aBox.Y1 += aWindowBox.Y;
     510           0 :     aBox.X2 += aWindowBox.X;
     511           0 :     aBox.Y2 += aWindowBox.Y;
     512             : 
     513           0 :     Reference<rendering::XBitmap> xBitmap (GetBitmap(eArea,rpBitmaps));
     514             : 
     515           0 :     if (xBitmap.is())
     516             :     {
     517             :         Reference<rendering::XPolyPolygon2D> xClipPolygon (
     518             :             PresenterGeometryHelper::CreatePolygon(
     519             :                 PresenterGeometryHelper::Intersection(rUpdateBox,
     520           0 :                     PresenterGeometryHelper::ConvertRectangle(aBox)),
     521           0 :                 mxCanvas->getDevice()));
     522             : 
     523             :         const rendering::ViewState aViewState (
     524             :             geometry::AffineMatrix2D(1,0,0, 0,1,0),
     525           0 :             xClipPolygon);
     526             : 
     527           0 :         const geometry::IntegerSize2D aBitmapSize (xBitmap->getSize());
     528             :         rendering::RenderState aRenderState (
     529             :             geometry::AffineMatrix2D(
     530           0 :                 1,0,aBox.X1 + (aBox.X2-aBox.X1 - aBitmapSize.Width)/2,
     531           0 :                 0,1,aBox.Y1 + (aBox.Y2-aBox.Y1 - aBitmapSize.Height)/2),
     532             :             NULL,
     533             :             Sequence<double>(4),
     534           0 :             rendering::CompositeOperation::SOURCE);
     535             : 
     536           0 :         mxCanvas->drawBitmap(
     537             :             xBitmap,
     538             :             aViewState,
     539           0 :             aRenderState);
     540           0 :     }
     541           0 : }
     542             : 
     543           0 : void PresenterScrollBar::NotifyThumbPositionChange()
     544             : {
     545           0 :     if ( ! mbIsNotificationActive)
     546             :     {
     547           0 :         mbIsNotificationActive = true;
     548             : 
     549             :         try
     550             :         {
     551           0 :             maThumbMotionListener(mnThumbPosition);
     552             :         }
     553           0 :         catch (Exception&)
     554             :         {
     555             :         }
     556             : 
     557           0 :         mbIsNotificationActive = false;
     558             :     }
     559           0 : }
     560             : 
     561           0 : PresenterScrollBar::Area PresenterScrollBar::GetArea (const double nX, const double nY) const
     562             : {
     563           0 :     const geometry::RealPoint2D aPoint(nX, nY);
     564             : 
     565           0 :     if (PresenterGeometryHelper::IsInside(GetRectangle(Pager), aPoint))
     566             :     {
     567           0 :         if (PresenterGeometryHelper::IsInside(GetRectangle(Thumb), aPoint))
     568           0 :             return Thumb;
     569           0 :         else if (PresenterGeometryHelper::IsInside(GetRectangle(PagerUp), aPoint))
     570           0 :             return PagerUp;
     571           0 :         else if (PresenterGeometryHelper::IsInside(GetRectangle(PagerDown), aPoint))
     572           0 :             return PagerDown;
     573             :     }
     574           0 :     else if (PresenterGeometryHelper::IsInside(GetRectangle(PrevButton), aPoint))
     575           0 :         return PrevButton;
     576           0 :     else if (PresenterGeometryHelper::IsInside(GetRectangle(NextButton), aPoint))
     577           0 :         return NextButton;
     578             : 
     579           0 :     return None;
     580             : }
     581             : 
     582           0 : void PresenterScrollBar::UpdateWidthOrHeight (
     583             :     sal_Int32& rSize,
     584             :     const SharedBitmapDescriptor& rpDescriptor)
     585             : {
     586           0 :     if (rpDescriptor.get() != NULL)
     587             :     {
     588           0 :         Reference<rendering::XBitmap> xBitmap (rpDescriptor->GetNormalBitmap());
     589           0 :         if (xBitmap.is())
     590             :         {
     591           0 :             const geometry::IntegerSize2D aBitmapSize (xBitmap->getSize());
     592           0 :             const sal_Int32 nBitmapSize = (sal_Int32)GetMinor(aBitmapSize.Width, aBitmapSize.Height);
     593           0 :             if (nBitmapSize > rSize)
     594           0 :                 rSize = nBitmapSize;
     595           0 :         }
     596             :     }
     597           0 : }
     598             : 
     599           0 : css::uno::Reference<css::rendering::XBitmap> PresenterScrollBar::GetBitmap (
     600             :     const Area eArea,
     601             :     const SharedBitmapDescriptor& rpBitmaps) const
     602             : {
     603           0 :     if (rpBitmaps.get() == NULL)
     604           0 :         return NULL;
     605             :     else
     606           0 :         return rpBitmaps->GetBitmap(GetBitmapMode(eArea));
     607             : }
     608             : 
     609           0 : PresenterBitmapContainer::BitmapDescriptor::Mode PresenterScrollBar::GetBitmapMode (
     610             :     const Area eArea) const
     611             : {
     612           0 :     if (IsDisabled(eArea))
     613           0 :         return PresenterBitmapContainer::BitmapDescriptor::Disabled;
     614           0 :     else if (eArea == meMouseMoveArea)
     615           0 :         return PresenterBitmapContainer::BitmapDescriptor::MouseOver;
     616             :     else
     617           0 :         return PresenterBitmapContainer::BitmapDescriptor::Normal;
     618             : }
     619             : 
     620           0 : bool PresenterScrollBar::IsDisabled (const Area eArea) const
     621             : {
     622             :     OSL_ASSERT(eArea>=0 && eArea<__AreaCount__);
     623             : 
     624           0 :     return ! maEnabledState[eArea];
     625             : }
     626             : 
     627             : //===== PresenterVerticalScrollBar ============================================
     628             : 
     629           0 : PresenterVerticalScrollBar::PresenterVerticalScrollBar (
     630             :     const Reference<XComponentContext>& rxComponentContext,
     631             :     const Reference<awt::XWindow>& rxParentWindow,
     632             :     const ::boost::shared_ptr<PresenterPaintManager>& rpPaintManager,
     633             :     const ::boost::function<void(double)>& rThumbMotionListener)
     634             :     : PresenterScrollBar(rxComponentContext, rxParentWindow, rpPaintManager, rThumbMotionListener),
     635           0 :       mnScrollBarWidth(0)
     636             : {
     637           0 : }
     638             : 
     639           0 : PresenterVerticalScrollBar::~PresenterVerticalScrollBar()
     640             : {
     641           0 : }
     642             : 
     643           0 : double PresenterVerticalScrollBar::GetDragDistance (const sal_Int32 nX, const sal_Int32 nY) const
     644             : {
     645             :     (void)nX;
     646           0 :     const double nDistance (nY - maDragAnchor.Y);
     647           0 :     if (nDistance == 0)
     648           0 :         return 0;
     649             :     else
     650             :     {
     651           0 :         const awt::Rectangle aWindowBox (mxWindow->getPosSize());
     652           0 :         const double nBarWidth (aWindowBox.Width);
     653           0 :         const double nPagerHeight (aWindowBox.Height - 2*nBarWidth);
     654           0 :         const double nDragDistance (mnTotalSize / nPagerHeight * nDistance);
     655           0 :         if (nDragDistance + mnThumbPosition < 0)
     656           0 :             return -mnThumbPosition;
     657           0 :         else if (mnThumbPosition + nDragDistance > mnTotalSize-mnThumbSize)
     658           0 :             return mnTotalSize-mnThumbSize-mnThumbPosition;
     659             :         else
     660           0 :             return nDragDistance;
     661             :     }
     662             : }
     663             : 
     664           0 : void PresenterVerticalScrollBar::UpdateDragAnchor (const double nDragDistance)
     665             : {
     666           0 :     const awt::Rectangle aWindowBox (mxWindow->getPosSize());
     667           0 :     const double nBarWidth (aWindowBox.Width);
     668           0 :     const double nPagerHeight (aWindowBox.Height - 2*nBarWidth);
     669           0 :     maDragAnchor.Y += nDragDistance * nPagerHeight /  mnTotalSize;
     670           0 : }
     671             : 
     672           0 : sal_Int32 PresenterVerticalScrollBar::GetSize() const
     673             : {
     674           0 :     return mnScrollBarWidth;
     675             : }
     676             : 
     677           0 : geometry::RealPoint2D PresenterVerticalScrollBar::GetPoint (
     678             :     const double nMajor, const double nMinor) const
     679             : {
     680           0 :     return geometry::RealPoint2D(nMinor, nMajor);
     681             : }
     682             : 
     683           0 : double PresenterVerticalScrollBar::GetMinor (const double nX, const double nY) const
     684             : {
     685             :     (void)nY;
     686           0 :     return nX;
     687             : }
     688             : 
     689           0 : void PresenterVerticalScrollBar::UpdateBorders()
     690             : {
     691           0 :     const awt::Rectangle aWindowBox (mxWindow->getPosSize());
     692           0 :     double nBottom = aWindowBox.Height;
     693             : 
     694           0 :     if (mpNextButtonDescriptor.get() != NULL)
     695             :     {
     696           0 :         Reference<rendering::XBitmap> xBitmap (mpNextButtonDescriptor->GetNormalBitmap());
     697           0 :         if (xBitmap.is())
     698             :         {
     699           0 :             geometry::IntegerSize2D aSize (xBitmap->getSize());
     700             :             maBox[NextButton] = geometry::RealRectangle2D(
     701           0 :                 0, nBottom - aSize.Height, aWindowBox.Width, nBottom);
     702           0 :             nBottom -= aSize.Height + gnScrollBarGap;
     703           0 :         }
     704             :     }
     705           0 :     if (mpPrevButtonDescriptor.get() != NULL)
     706             :     {
     707           0 :         Reference<rendering::XBitmap> xBitmap (mpPrevButtonDescriptor->GetNormalBitmap());
     708           0 :         if (xBitmap.is())
     709             :         {
     710           0 :             geometry::IntegerSize2D aSize (xBitmap->getSize());
     711             :             maBox[PrevButton] = geometry::RealRectangle2D(
     712           0 :                 0, nBottom - aSize.Height, aWindowBox.Width, nBottom);
     713           0 :             nBottom -= aSize.Height + gnScrollBarGap;
     714           0 :         }
     715             :     }
     716           0 :     const double nPagerHeight (nBottom);
     717             :     maBox[Pager] = geometry::RealRectangle2D(
     718           0 :         0,0, aWindowBox.Width, nBottom);
     719           0 :     if (mnTotalSize < 1)
     720             :     {
     721           0 :         maBox[Thumb] = maBox[Pager];
     722             : 
     723             :         // Set up the enabled/disabled states.
     724           0 :         maEnabledState[PrevButton] = false;
     725           0 :         maEnabledState[PagerUp] = false;
     726           0 :         maEnabledState[NextButton] = false;
     727           0 :         maEnabledState[PagerDown] = false;
     728           0 :         maEnabledState[Thumb] = false;
     729             :     }
     730             :     else
     731             :     {
     732           0 :         const double nThumbSize = ::std::min(mnThumbSize,mnTotalSize);
     733           0 :         const double nThumbPosition = ::std::min(::std::max(0.0,mnThumbPosition), mnTotalSize - nThumbSize);
     734             :         maBox[Thumb] = geometry::RealRectangle2D(
     735           0 :             0, nThumbPosition / mnTotalSize * nPagerHeight,
     736             :             aWindowBox.Width,
     737           0 :                 (nThumbPosition+nThumbSize) / mnTotalSize * nPagerHeight);
     738             : 
     739             :         // Set up the enabled/disabled states.
     740           0 :         maEnabledState[PrevButton] = nThumbPosition>0;
     741           0 :         maEnabledState[PagerUp] = nThumbPosition>0;
     742           0 :         maEnabledState[NextButton] = nThumbPosition+nThumbSize < mnTotalSize;
     743           0 :         maEnabledState[PagerDown] = nThumbPosition+nThumbSize < mnTotalSize;
     744           0 :         maEnabledState[Thumb] = nThumbSize < mnTotalSize;
     745             :     }
     746             :     maBox[PagerUp] = geometry::RealRectangle2D(
     747           0 :         maBox[Pager].X1, maBox[Pager].Y1, maBox[Pager].X2, maBox[Thumb].Y1-1);
     748             :     maBox[PagerDown] = geometry::RealRectangle2D(
     749           0 :         maBox[Pager].X1, maBox[Thumb].Y2+1, maBox[Pager].X2, maBox[Pager].Y2);
     750             :     maBox[Total] = PresenterGeometryHelper::Union(
     751           0 :         PresenterGeometryHelper::Union(maBox[PrevButton], maBox[NextButton]),
     752           0 :         maBox[Pager]);
     753           0 : }
     754             : 
     755           0 : void PresenterVerticalScrollBar::UpdateBitmaps()
     756             : {
     757           0 :     if (mpBitmaps.get() != NULL)
     758             :     {
     759           0 :         mpPrevButtonDescriptor = mpBitmaps->GetBitmap("Up");
     760           0 :         mpNextButtonDescriptor = mpBitmaps->GetBitmap("Down");
     761           0 :         mpPagerStartDescriptor = mpBitmaps->GetBitmap("PagerTop");
     762           0 :         mpPagerCenterDescriptor = mpBitmaps->GetBitmap("PagerVertical");
     763           0 :         mpPagerEndDescriptor = mpBitmaps->GetBitmap("PagerBottom");
     764           0 :         mpThumbStartDescriptor = mpBitmaps->GetBitmap("ThumbTop");
     765           0 :         mpThumbCenterDescriptor = mpBitmaps->GetBitmap("ThumbVertical");
     766           0 :         mpThumbEndDescriptor = mpBitmaps->GetBitmap("ThumbBottom");
     767             : 
     768           0 :         mnScrollBarWidth = 0;
     769           0 :         UpdateWidthOrHeight(mnScrollBarWidth, mpPrevButtonDescriptor);
     770           0 :         UpdateWidthOrHeight(mnScrollBarWidth, mpNextButtonDescriptor);
     771           0 :         UpdateWidthOrHeight(mnScrollBarWidth, mpPagerStartDescriptor);
     772           0 :         UpdateWidthOrHeight(mnScrollBarWidth, mpPagerCenterDescriptor);
     773           0 :         UpdateWidthOrHeight(mnScrollBarWidth, mpPagerEndDescriptor);
     774           0 :         UpdateWidthOrHeight(mnScrollBarWidth, mpThumbStartDescriptor);
     775           0 :         UpdateWidthOrHeight(mnScrollBarWidth, mpThumbCenterDescriptor);
     776           0 :         UpdateWidthOrHeight(mnScrollBarWidth, mpThumbEndDescriptor);
     777           0 :         if (mnScrollBarWidth == 0)
     778           0 :             mnScrollBarWidth = 20;
     779             :     }
     780           0 : }
     781             : 
     782           0 : void PresenterVerticalScrollBar::PaintComposite(
     783             :     const css::awt::Rectangle& rUpdateBox,
     784             :     const Area eArea,
     785             :     const SharedBitmapDescriptor& rpStartBitmaps,
     786             :     const SharedBitmapDescriptor& rpCenterBitmaps,
     787             :     const SharedBitmapDescriptor& rpEndBitmaps)
     788             : {
     789           0 :     const awt::Rectangle aWindowBox (mxWindow->getPosSize());
     790           0 :     geometry::RealRectangle2D aBox (GetRectangle(eArea));
     791           0 :     aBox.X1 += aWindowBox.X;
     792           0 :     aBox.Y1 += aWindowBox.Y;
     793           0 :     aBox.X2 += aWindowBox.X;
     794           0 :     aBox.Y2 += aWindowBox.Y;
     795             : 
     796             :     // Get bitmaps and sizes.
     797             : 
     798             :     PresenterUIPainter::PaintVerticalBitmapComposite(
     799             :         mxCanvas,
     800             :         rUpdateBox,
     801             :         (eArea == Thumb
     802             :             ? PresenterGeometryHelper::ConvertRectangleWithConstantSize(aBox)
     803             :             : PresenterGeometryHelper::ConvertRectangle(aBox)),
     804             :         GetBitmap(eArea, rpStartBitmaps),
     805             :         GetBitmap(eArea, rpCenterBitmaps),
     806           0 :         GetBitmap(eArea, rpEndBitmaps));
     807           0 : }
     808             : 
     809             : //===== PresenterScrollBar::MousePressRepeater ================================
     810             : 
     811           0 : PresenterScrollBar::MousePressRepeater::MousePressRepeater (
     812             :     const ::rtl::Reference<PresenterScrollBar>& rpScrollBar)
     813             :     : mnMousePressRepeaterTaskId(PresenterTimer::NotAValidTaskId),
     814             :       mpScrollBar(rpScrollBar),
     815           0 :       meMouseArea(PresenterScrollBar::None)
     816             : {
     817           0 : }
     818             : 
     819           0 : void PresenterScrollBar::MousePressRepeater::Dispose()
     820             : {
     821           0 :     Stop();
     822           0 :     mpScrollBar = NULL;
     823           0 : }
     824             : 
     825           0 : void PresenterScrollBar::MousePressRepeater::Start (const PresenterScrollBar::Area& reArea)
     826             : {
     827           0 :     meMouseArea = reArea;
     828             : 
     829           0 :     if (mnMousePressRepeaterTaskId == PresenterTimer::NotAValidTaskId)
     830             :     {
     831             :         // Execute key press operation at least this one time.
     832           0 :         Execute();
     833             : 
     834             :         // Schedule repeated executions.
     835             :         mnMousePressRepeaterTaskId = PresenterTimer::ScheduleRepeatedTask (
     836             :             ::boost::bind(&PresenterScrollBar::MousePressRepeater::Callback, shared_from_this(), _1),
     837             :             500000000,
     838           0 :             250000000);
     839             :     }
     840             :     else
     841             :     {
     842             :         // There is already an active repeating task.
     843             :     }
     844           0 : }
     845             : 
     846           0 : void PresenterScrollBar::MousePressRepeater::Stop()
     847             : {
     848           0 :     if (mnMousePressRepeaterTaskId != PresenterTimer::NotAValidTaskId)
     849             :     {
     850           0 :         const sal_Int32 nTaskId (mnMousePressRepeaterTaskId);
     851           0 :         mnMousePressRepeaterTaskId = PresenterTimer::NotAValidTaskId;
     852           0 :         PresenterTimer::CancelTask(nTaskId);
     853             :     }
     854           0 : }
     855             : 
     856           0 : void PresenterScrollBar::MousePressRepeater::SetMouseArea(const PresenterScrollBar::Area& reArea)
     857             : {
     858           0 :     if (meMouseArea != reArea)
     859             :     {
     860           0 :         if (mnMousePressRepeaterTaskId != PresenterTimer::NotAValidTaskId)
     861             :         {
     862           0 :             Stop();
     863             :         }
     864             :     }
     865           0 : }
     866             : 
     867           0 : void PresenterScrollBar::MousePressRepeater::Callback (const TimeValue& rCurrentTime)
     868             : {
     869             :     (void)rCurrentTime;
     870             : 
     871           0 :     if (mpScrollBar.get() == NULL)
     872             :     {
     873           0 :         Stop();
     874           0 :         return;
     875             :     }
     876             : 
     877           0 :     Execute();
     878             : }
     879             : 
     880           0 : void PresenterScrollBar::MousePressRepeater::Execute()
     881             : {
     882           0 :     const double nThumbPosition (mpScrollBar->GetThumbPosition());
     883           0 :     switch (meMouseArea)
     884             :     {
     885             :         case PrevButton:
     886           0 :             mpScrollBar->SetThumbPosition(nThumbPosition - mpScrollBar->GetLineHeight(), true);
     887           0 :             break;
     888             : 
     889             :         case NextButton:
     890           0 :             mpScrollBar->SetThumbPosition(nThumbPosition + mpScrollBar->GetLineHeight(), true);
     891           0 :             break;
     892             : 
     893             :         case PagerUp:
     894           0 :             mpScrollBar->SetThumbPosition(nThumbPosition - mpScrollBar->GetThumbSize()*0.8, true);
     895           0 :             break;
     896             : 
     897             :         case PagerDown:
     898           0 :             mpScrollBar->SetThumbPosition(nThumbPosition + mpScrollBar->GetThumbSize()*0.8, true);
     899           0 :             break;
     900             : 
     901             :         default:
     902           0 :             break;
     903             :     }
     904           0 : }
     905             : 
     906          18 : } } // end of namespace ::sdext::presenter
     907             : 
     908             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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