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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
commitd796c9dd933ab96ec83b9a634feedd5d32e1ba3f (patch)
tree6e3dcca4f77e20ec8966c666aac7c35bd4704053 /examples/opengl/overlay_x11/rubberbandwidget.cpp
downloadtqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.tar.gz
tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.zip
Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731
Diffstat (limited to 'examples/opengl/overlay_x11/rubberbandwidget.cpp')
-rw-r--r--examples/opengl/overlay_x11/rubberbandwidget.cpp59
1 files changed, 59 insertions, 0 deletions
diff --git a/examples/opengl/overlay_x11/rubberbandwidget.cpp b/examples/opengl/overlay_x11/rubberbandwidget.cpp
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+/****************************************************************************
+**
+** Implementation of a widget that draws a rubberband. Designed to be used
+** in an X11 overlay visual
+**
+** Copyright (C) 1999-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of an example program for TQt. This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#include "rubberbandwidget.h"
+#include <qpainter.h>
+
+
+RubberbandWidget::RubberbandWidget( TQColor transparentColor, TQWidget *parent,
+ const char *name, WFlags f )
+ : TQWidget( parent, name, f )
+{
+ setBackgroundColor( transparentColor );
+ on = FALSE;
+}
+
+
+void RubberbandWidget::mousePressEvent( TQMouseEvent* e )
+{
+ p1 = e->pos();
+ p2 = p1;
+ p3 = p1;
+ on = TRUE;
+ setMouseTracking( TRUE );
+}
+
+
+void RubberbandWidget::mouseMoveEvent( TQMouseEvent* e )
+{
+ if ( on ) {
+ p2 = e->pos();
+ TQPainter p( this );
+ // Erase last drawn rubberband:
+ p.setPen( TQPen( backgroundColor(), 3 ) );
+ p.drawRect( TQRect( p1, p3 ) );
+ // Draw the new one:
+ p.setPen( TQPen( white, 3 ) );
+ p.drawRect( TQRect(p1, p2) );
+ p3 = p2;
+ }
+}
+
+void RubberbandWidget::mouseReleaseEvent( TQMouseEvent* )
+{
+ if ( on ) {
+ TQPainter p ( this );
+ p.eraseRect( rect() );
+ }
+ on = FALSE;
+ setMouseTracking( FALSE );
+}