INTEGRATION: CWS mav09 (1.1.2); FILE ADDED

2004/02/23 09:43:35 mav 1.1.2.2: #115011# improve object painting
2004/02/19 10:32:22 mav 1.1.2.1: #115011# use standalone thread for painting

1 files changed, 153 insertions, 0 deletions

diff --git a/embeddedobj/test/Container1/PaintThread.java b/embeddedobj/test/Container1/PaintThread.java
new file mode 100644
index 000000000000..7f4f871ffd71
--- /dev/null
+++ b/embeddedobj/test/Container1/PaintThread.java
@@ -0,0 +1,153 @@
+package embeddedobj.test;
+
+import java.awt.*;
+import java.applet.*;
+import java.awt.event.*;
+import java.net.*;
+import java.io.*;
+import java.lang.Thread;
+
+import com.sun.star.awt.XBitmap;
+import com.sun.star.awt.XDevice;
+import com.sun.star.awt.XDisplayBitmap;
+import com.sun.star.awt.XGraphics;
+import com.sun.star.awt.XWindow;
+import com.sun.star.awt.XWindowPeer;
+import com.sun.star.awt.XToolkit;
+import com.sun.star.awt.XSystemChildFactory;
+import com.sun.star.awt.WindowDescriptor;
+import com.sun.star.awt.WindowClass;
+import com.sun.star.awt.WindowAttribute;
+
+import com.sun.star.uno.UnoRuntime;
+import com.sun.star.lang.XMultiServiceFactory;
+
+class PaintThread extends java.lang.Thread
+{
+    private XWindow m_xWindow;
+    private XBitmap m_xBitmap;
+    private com.sun.star.awt.Rectangle m_aRect;
+
+    private Object m_oRequestsLock;
+    private boolean m_bToPaint = false;
+
+    private boolean m_bDisposed = false;
+
+    public static boolean interceptedRects( com.sun.star.awt.Rectangle aRect1, com.sun.star.awt.Rectangle aRect2 )
+    {
+        return ( ( aRect1.X <= aRect2.X && aRect2.X <= aRect1.X + aRect1.Width
+                || aRect1.X <= aRect2.X + aRect2.Width && aRect2.X + aRect2.Width <= aRect1.X + aRect1.Width
+                || aRect2.X <= aRect1.X && aRect1.X <= aRect2.X + aRect2.Width
+                || aRect2.X <= aRect1.X + aRect1.Width && aRect1.X + aRect1.Width <= aRect2.X + aRect2.Width )
+              && ( aRect1.Y <= aRect2.Y && aRect2.Y <= aRect1.Y + aRect1.Height
+                || aRect1.Y <= aRect2.Y + aRect2.Height && aRect2.Y + aRect2.Height <= aRect1.Y + aRect1.Height
+                || aRect2.Y <= aRect1.Y && aRect1.Y <= aRect2.Y + aRect2.Height
+                || aRect2.Y <= aRect1.Y + aRect1.Height && aRect1.Y + aRect1.Height <= aRect2.Y + aRect2.Height ) );
+    }
+
+    public PaintThread( XWindow xWindow )
+    {
+        m_oRequestsLock = new Object();
+        m_xWindow = xWindow;
+    }
+
+    public void setPaintRequest( XBitmap xBitmap, com.sun.star.awt.Rectangle aRect, com.sun.star.awt.Rectangle aClip )
+    {
+        synchronized( m_oRequestsLock )
+        {
+        /*
+            System.out.println( "Paint request Pos( "
+                                                    + aRect.X + ", "
+                                                    + aRect.Y + ", "
+                                                    + aRect.Width + ", "
+                                                    + aRect.Height + " ), Clip ( "
+                                                    + aClip.X + ", "
+                                                    + aClip.Y + ", "
+                                                    + aClip.Width + ", "
+                                                    + aClip.Height + " )" );
+        */
+
+            if ( PaintThread.interceptedRects( aRect, aClip ) )
+            {
+                m_xBitmap = xBitmap;
+                m_aRect = aRect;
+                m_bToPaint = true;
+            }
+        }
+
+        // System.out.println( "Paint request to paint thread is done! xBitmap = " + xBitmap );
+    }
+
+    public void disposeThread()
+    {
+        m_bDisposed = true;
+    }
+
+    public void run()
+    {
+        while( !m_bDisposed )
+        {
+            try {
+                Thread.sleep( 200 );
+            } catch( Exception e ) {}
+
+            XBitmap xBitmap = null;
+            com.sun.star.awt.Rectangle aRect = null;
+            boolean bPaint = false;
+
+            synchronized( m_oRequestsLock )
+            {
+                if ( m_bToPaint )
+                {
+                    xBitmap = m_xBitmap;
+                    aRect = m_aRect;
+                    m_bToPaint = false;
+                    bPaint = true;
+                }
+            }
+
+            if ( bPaint )
+            {
+                // System.out.println( "The bitmap is going to be painted!" );
+                XDevice xDevice = (XDevice)UnoRuntime.queryInterface( XDevice.class, m_xWindow );
+                if ( xDevice != null )
+                {
+                     // System.out.println( "Step1" );
+                    XGraphics xGraphics = xDevice.createGraphics();
+                    if ( xBitmap != null )
+                    {
+                        // System.out.println( "Step2" );
+                        XDisplayBitmap xDisplayBitmap = xDevice.createDisplayBitmap( xBitmap );
+
+                        com.sun.star.awt.Size aSize = xBitmap.getSize();
+                        xGraphics.draw( xDisplayBitmap, 0, 0, aSize.Width, aSize.Height,
+                                                    aRect.X, aRect.Y, aRect.Width, aRect.Height );
+                    }
+
+                    // System.out.println( "Step3" );
+                    // xGraphics.drawRect( aRect.X - 1, aRect.Y - 1, aRect.Width + 2, aRect.Height + 2 );
+                    xGraphics.drawLine( aRect.X - 1, aRect.Y - 1,
+                                        aRect.X + aRect.Width + 1, aRect.Y - 1 );
+                    xGraphics.drawLine( aRect.X + aRect.Width + 1, aRect.Y - 1,
+                                        aRect.X + aRect.Width + 1, aRect.Y + aRect.Height + 1 );
+                    xGraphics.drawLine( aRect.X + aRect.Width + 1, aRect.Y + aRect.Height + 1,
+                                        aRect.X - 1, aRect.Y + aRect.Height + 1 );
+                    xGraphics.drawLine( aRect.X - 1, aRect.Y + aRect.Height + 1,
+                                        aRect.X - 1, aRect.Y - 1 );
+
+                    // draw resize squares
+                    // System.out.println( "Step4" );
+                    // xGraphics.drawRect( aRect.X - 2, aRect.Y - 2, 4, 4 );
+                    // xGraphics.drawRect( aRect.X + aRect.Width - 2, aRect.Y - 2, 4, 4 );
+                    // xGraphics.drawRect( aRect.X - 2, aRect.Y + aRect.Height - 2, 4, 4 );
+                    // xGraphics.drawRect( aRect.X + aRect.Width - 2, aRect.Y + aRect.Height - 2, 4, 4 );
+
+                    // System.out.println( "Step5" );
+
+                    // System.out.println( "The bitmap is painted by paint thread!" );
+                }
+            }
+        }
+    }
+};
+