embeddedobj/test/Container1/BitmapPainter.java

   1 package embeddedobj.test;
   2
   3 import java.awt.*;
   4 import java.applet.*;
   5 import java.awt.event.*;
   6 import java.net.*;
   7 import java.io.*;
   8
   9 import com.sun.star.awt.XBitmap;
  10 import com.sun.star.awt.XDevice;
  11 import com.sun.star.awt.XDisplayBitmap;
  12 import com.sun.star.awt.XGraphics;
  13 import com.sun.star.awt.XWindow;
  14 import com.sun.star.awt.XWindowPeer;
  15 import com.sun.star.awt.XToolkit;
  16 import com.sun.star.awt.XSystemChildFactory;
  17 import com.sun.star.awt.WindowDescriptor;
  18 import com.sun.star.awt.WindowClass;
  19 import com.sun.star.awt.WindowAttribute;
  20
  21 import com.sun.star.awt.XPaintListener;
  22 import com.sun.star.awt.PaintEvent;
  23 import com.sun.star.awt.XMouseListener;
  24 import com.sun.star.awt.XMouseMotionListener;
  25 import com.sun.star.awt.MouseEvent;
  26 import com.sun.star.awt.Point;
  27
  28 import com.sun.star.uno.UnoRuntime;
  29 import com.sun.star.uno.Any;
  30 import com.sun.star.lang.XMultiServiceFactory;
  31
  32 import com.sun.star.task.XJob;
  33 import com.sun.star.beans.NamedValue;
  34
  35
  36 class BitmapPainter implements XPaintListener, XMouseListener, XMouseMotionListener, XJob
  37 {
  38     private XWindow m_xWindow;
  39     private XBitmap m_xBitmap;
  40
  41     private com.sun.star.awt.Rectangle m_aDrawRect;
  42
  43     private Object m_oImageLock;
  44
  45     private PaintThread m_aPaintThread;
  46
  47     // private XJob m_xMainThreadExecutor;
  48     // private NamedValue[] m_pValuesForExecutor;
  49
  50     private boolean m_bFree = true;
  51
  52     private boolean m_bProceedWithPainting = true;
  53
  54 // Methods
  55     //------------------------------------------------------
  56     public BitmapPainter( XJob xJob, XWindow xWindow, XBitmap xBitmap, com.sun.star.awt.Rectangle aDrawRect )
  57     {
  58         if ( xJob == null )
  59         {
  60             System.out.println( "No mainthreadexecutor is provided to BimapPainter on init!" );
  61             throw new com.sun.star.uno.RuntimeException();
  62         }
  63
  64         if ( xWindow == null )
  65         {
  66             System.out.println( "No window is provided to BimapPainter on init!" );
  67             throw new com.sun.star.uno.RuntimeException();
  68         }
  69
  70         // m_xMainThreadExecutor = xJob;
  71         // m_pValuesForExecutor = new NamedValue[1];
  72         // m_pValuesForExecutor[0] = new NamedValue( "JobToExecute", (Object)this );
  73
  74         m_xWindow = xWindow;
  75         m_xBitmap = xBitmap;
  76
  77         m_aDrawRect = aDrawRect;
  78
  79         m_oImageLock = new Object();
  80
  81         m_aPaintThread = new PaintThread( m_xWindow );
  82         m_aPaintThread.start();
  83
  84         m_xWindow.addPaintListener( this );
  85         m_xWindow.addMouseListener( this );
  86         m_xWindow.addMouseMotionListener( this );
  87     }
  88
  89     //------------------------------------------------------
  90     public void disconnectListener()
  91     {
  92         m_aPaintThread.disposeThread();
  93         m_xWindow.removePaintListener( this );
  94         m_xWindow.removeMouseListener( this );
  95         m_xWindow.removeMouseMotionListener( this );
  96     }
  97
  98     //------------------------------------------------------
  99     public void setBitmap( XBitmap xBitmap )
 100     {
 101         synchronized( m_oImageLock )
 102         {
 103             m_xBitmap = xBitmap;
 104         }
 105     }
 106
 107     //------------------------------------------------------
 108     public void setPos( com.sun.star.awt.Point aPoint )
 109     {
 110         synchronized( m_oImageLock )
 111         {
 112             m_aDrawRect.X = aPoint.X;
 113             m_aDrawRect.Y = aPoint.Y;
 114         }
 115     }
 116
 117     //------------------------------------------------------
 118     public void setRect( com.sun.star.awt.Rectangle aRect )
 119     {
 120         synchronized( m_oImageLock )
 121         {
 122             m_aDrawRect = aRect;
 123         }
 124     }
 125
 126     //------------------------------------------------------
 127     public void setSize( com.sun.star.awt.Size aSize )
 128     {
 129         synchronized( m_oImageLock )
 130         {
 131             m_aDrawRect.Width = aSize.Width;
 132             m_aDrawRect.Height = aSize.Height;
 133         }
 134     }
 135
 136     //------------------------------------------------------
 137     public void stopPainting()
 138     {
 139         m_bProceedWithPainting = false;
 140     }
 141
 142     //------------------------------------------------------
 143     public void startPainting()
 144     {
 145         m_bProceedWithPainting = true;
 146     }
 147
 148     // XPaintListener
 149     //------------------------------------------------------
 150     public void windowPaint( PaintEvent e )
 151     {
 152         if ( !m_bProceedWithPainting )
 153             return;
 154
 155         XBitmap xBitmap = null;
 156         com.sun.star.awt.Rectangle aRect = null;
 157         // boolean bFree = false;
 158
 159         synchronized( m_oImageLock )
 160         {
 161             xBitmap = m_xBitmap;
 162             aRect = m_aDrawRect;
 163             // if ( m_bFree )
 164             // {
 165                 // bFree = true;
 166                 // m_bFree = false;
 167             // }
 168         }
 169
 170         m_aPaintThread.setPaintRequest( xBitmap, aRect, e.UpdateRect );
 171         // if ( bFree )
 172         // {
 173             // try {
 174                 // m_xMainThreadExecutor.execute( m_pValuesForExecutor );
 175             // } catch( Exception ex )
 176             // {
 177                 // m_bFree = true;
 178             // }
 179         // }
 180
 181         System.out.println( "VCL window paint event!" );
 182     }
 183
 184     // XMouseListener
 185     //------------------------------------------------------
 186     public void mousePressed( MouseEvent e )
 187     {
 188     }
 189
 190     //------------------------------------------------------
 191     public void mouseReleased( MouseEvent e )
 192     {
 193     }
 194
 195     //------------------------------------------------------
 196     public void mouseEntered( MouseEvent e )
 197     {
 198     }
 199
 200     //------------------------------------------------------
 201     public void mouseExited( MouseEvent e )
 202     {
 203     }
 204
 205     // XMouseMotionListener
 206     //------------------------------------------------------
 207     public void mouseDragged( MouseEvent e )
 208     {
 209         // TODO: react to resizing of object bitmap
 210         // if the object is inplace active the object must control resizing
 211     }
 212
 213     //------------------------------------------------------
 214     public void mouseMoved( MouseEvent e )
 215     {
 216
 217     }
 218
 219     // XEventListener
 220     //------------------------------------------------------
 221     public void disposing( com.sun.star.lang.EventObject e )
 222     {
 223         // do nothing, the window can die only when the application is closed
 224     }
 225
 226     // XJob
 227     //------------------------------------------------------
 228     public Object execute( NamedValue[] pValues )
 229     {
 230 /*
 231         // means request for painting
 232
 233         XBitmap xBitmap = null;
 234         com.sun.star.awt.Rectangle aRect = null;
 235
 236         synchronized( m_oImageLock )
 237         {
 238             xBitmap = m_xBitmap;
 239             aRect = m_aDrawRect;
 240         }
 241
 242         System.out.println( "The bitmap is going to be painted!" );
 243
 244         try {
 245             XDevice xDevice = (XDevice)UnoRuntime.queryInterface( XDevice.class, m_xWindow );
 246             if ( xDevice != null )
 247             {
 248                 System.out.println( "Step1" );
 249                 XGraphics xGraphics = xDevice.createGraphics();
 250                 if ( xBitmap != null )
 251                 {
 252                     System.out.println( "Step2" );
 253                     XDisplayBitmap xDisplayBitmap = xDevice.createDisplayBitmap( xBitmap );
 254
 255                     com.sun.star.awt.Size aSize = xBitmap.getSize();
 256                     xGraphics.draw( xDisplayBitmap, 0, 0, aSize.Width, aSize.Height,
 257                                                 aRect.X, aRect.Y, aRect.Width, aRect.Height );
 258                 }
 259
 260                 System.out.println( "Step3" );
 261                 xGraphics.drawRect( aRect.X - 1, aRect.Y - 1, aRect.Width + 2, aRect.Height + 2 );
 262
 263                 // draw resize squares
 264                 System.out.println( "Step4" );
 265                 xGraphics.drawRect( aRect.X - 2, aRect.Y - 2, 4, 4 );
 266                 xGraphics.drawRect( aRect.X + aRect.Width - 2, aRect.Y - 2, 4, 4 );
 267                 xGraphics.drawRect( aRect.X - 2, aRect.Y + aRect.Height - 2, 4, 4 );
 268                 xGraphics.drawRect( aRect.X + aRect.Width - 2, aRect.Y + aRect.Height - 2, 4, 4 );
 269
 270                 System.out.println( "Step5" );
 271
 272                 System.out.println( "The bitmap is painted by BitmapPainter!" );
 273             }
 274         }
 275         catch ( Exception e )
 276         {
 277         }
 278
 279         m_bFree = true;
 280
 281 */
 282         return Any.VOID;
 283     }
 284
 285 };
 286