1 files changed, 163 insertions, 0 deletions
diff --git a/noncore/comm/keypebble/krfbbuffer.cpp b/noncore/comm/keypebble/krfbbuffer.cpp
new file mode 100644
index 0000000..4885261
--- a/dev/null
+++ b/noncore/comm/keypebble/krfbbuffer.cpp
@@ -0,0 +1,163 @@
+#include <assert.h>
+#include <qpixmap.h>
+#include <qbrush.h>
+#include <qimage.h>
+#include <qpainter.h>
+#include <qapplication.h>
+#include "krfbdecoder.h"
+#include "krfbbuffer.h"
+#include "krfbserverinfo.h"
+
+//
+// Endian stuff
+//
+#ifndef KDE_USE_FINAL
+const int endianTest = 1;
+#endif
+
+#define Swap16IfLE(s) \
+    (*(char *)&endianTest ? ((((s) & 0xff) << 8) | (((s) >> 8) & 0xff)) : (s))
+
+#define Swap32IfLE(l) \
+    (*(char *)&endianTest ? ((((l) & 0xff000000) >> 24) | \
+			     (((l) & 0x00ff0000) >> 8)  | \
+			     (((l) & 0x0000ff00) << 8)  | \
+			     (((l) & 0x000000ff) << 24))  : (l))
+
+KRFBBuffer::KRFBBuffer( KRFBDecoder *decoder,
+			QObject *parent, const char *name )
+  : QObject( parent, name )
+{
+  assert( decoder );
+  this->decoder = decoder;
+  pix = new QPixmap();
+}
+
+KRFBBuffer::~KRFBBuffer()
+{
+  delete pix;
+}
+
+void KRFBBuffer::resize( int w, int h )
+{
+  qWarning( "Resizing buffer" );
+
+  pix->resize( w, h );
+  
+  QPalette pal = qApp->palette();
+  pix->fill( pal.active().base() );
+
+  emit sizeChanged( w, h );
+}
+
+void KRFBBuffer::soundBell()
+{
+  emit bell();
+}
+
+void KRFBBuffer::mouseEvent( QMouseEvent *e )
+{
+  decoder->sendMouseEvent( e );
+}
+
+void KRFBBuffer::keyPressEvent( QKeyEvent *e )
+{
+    qWarning( "Buffer got a key" );
+
+  decoder->sendKeyPressEvent( e );
+}
+
+void KRFBBuffer::keyReleaseEvent( QKeyEvent *e )
+{
+  decoder->sendKeyReleaseEvent( e );
+}
+
+void KRFBBuffer::copyRect( int srcX, int srcY,
+                           int destX, int destY, int w, int h )
+{
+//  qWarning( "Got copy rect" );
+  bitBlt( pix, destX, destY, pix, srcX, srcY, w, h, CopyROP );
+
+  emit updated( destX, destY, w, h );
+}
+
+void KRFBBuffer::drawRawRectChunk( void *data,
+				   int x, int y, int w, int h )
+{
+  QImage img( w, h, 32 );
+
+  int redMax = Swap16IfLE( decoder->format->redMax );
+  int greenMax = Swap16IfLE( decoder->format->greenMax );
+  int blueMax = Swap16IfLE( decoder->format->blueMax );
+
+  QPainter p( pix );
+
+  if ( decoder->format->bpp == 8 ) {
+    uchar *d = (unsigned char *) data;
+
+    uint r,g,b;
+
+    for ( int j = 0; j < h; j++ ) {
+      for ( int i = 0; i < w ; i++ ) {
+	r = d[ j * w + i ];
+	r = r >> decoder->format->redShift;
+	r = r & redMax;
+
+	g = d[ j * w + i ];
+	g = g >> decoder->format->greenShift;
+	g = g & greenMax;
+
+	b = d[ j * w + i ];
+	b = b >> decoder->format->blueShift;
+	b = b & blueMax;
+
+	r = ( r * 255 ) / redMax;
+	g = ( g * 255 ) / greenMax;
+	b = ( b * 255 ) / blueMax;
+
+        uint *p = ( uint * ) img.scanLine( j ) + i;
+	*p = qRgb( r,g,b );
+      }
+    }
+  }
+  else if ( decoder->format->bpp == 32 ) {
+    ulong *d = (ulong *) data;
+
+    ulong r,g,b;
+
+    for ( int j = 0; j < h; j++ ) {
+      for ( int i = 0; i < w ; i++ ) {
+	ulong pixel = d[ j * w + i ];
+	pixel = Swap32IfLE( pixel );
+
+	r = pixel;
+	r = r >> decoder->format->redShift;
+	r = r & redMax;
+
+	g = pixel;
+	g = g >> decoder->format->greenShift;
+	g = g & greenMax;
+
+	b = pixel;
+	b = b >> decoder->format->blueShift;
+	b = b & blueMax;
+
+	r = ( r * 255 ) / redMax;
+	g = ( g * 255 ) / greenMax;
+	b = ( b * 255 ) / blueMax;
+
+        uint *p = ( uint * ) img.scanLine( j ) + i;
+	*p = qRgb( r,g,b );
+      }
+    }
+  }
+  else {
+    p.setBrush( QBrush( Qt::black ) );
+    p.drawRect( x, y, w, h );
+  }
+
+  p.drawImage( x, y, img );
+
+  emit updated( x, y, w, h );
+}
+