1 files changed, 86 insertions, 0 deletions
diff --git a/noncore/graphics/drawpad/ellipsedrawmode.cpp b/noncore/graphics/drawpad/ellipsedrawmode.cpp
new file mode 100644
index 0000000..1051335
--- a/dev/null
+++ b/noncore/graphics/drawpad/ellipsedrawmode.cpp
@@ -0,0 +1,86 @@
+/***************************************************************************
+ *                                                                         *
+ *   DrawPad - a drawing program for Opie Environment                      *
+ *                                                                         *
+ *   (C) 2002 by S. Prud'homme <prudhomme@laposte.net>                     *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#include "ellipsedrawmode.h"
+
+#include "drawpad.h"
+#include "drawpadcanvas.h"
+
+#include <qpainter.h>
+#include <qpixmap.h>
+
+EllipseDrawMode::EllipseDrawMode(DrawPad* drawPad, DrawPadCanvas* drawPadCanvas)
+    : DrawMode(drawPad, drawPadCanvas)
+{
+    m_mousePressed = false;
+    m_polyline.resize(3);
+}
+
+EllipseDrawMode::~EllipseDrawMode()
+{
+}
+
+void EllipseDrawMode::mousePressEvent(QMouseEvent* e)
+{
+    m_mousePressed = true;
+    m_polyline[2] = m_polyline[1] = m_polyline[0] = e->pos();
+}
+
+void EllipseDrawMode::mouseReleaseEvent(QMouseEvent* e)
+{
+    Q_UNUSED(e);
+
+    QPainter painter;
+    painter.begin(m_pDrawPadCanvas->currentPage());
+    painter.setRasterOp(Qt::NotROP);
+    painter.drawRect(QRect(m_polyline[2], m_polyline[0]));
+    painter.setPen(m_pDrawPad->pen());
+    painter.setRasterOp(Qt::CopyROP);
+    painter.drawEllipse(QRect(m_polyline[2], m_polyline[0]));
+    painter.end();
+
+    QRect r = m_polyline.boundingRect();
+    r = r.normalize();
+    r.setLeft(r.left() - m_pDrawPad->pen().width());
+    r.setTop(r.top() - m_pDrawPad->pen().width());
+    r.setRight(r.right() + m_pDrawPad->pen().width());
+    r.setBottom(r.bottom() + m_pDrawPad->pen().width());
+
+    bitBlt(m_pDrawPadCanvas, r.x(), r.y(), m_pDrawPadCanvas->currentPage(), r.x(), r.y(), r.width(), r.height());
+
+    m_mousePressed = false;
+}
+
+void EllipseDrawMode::mouseMoveEvent(QMouseEvent* e)
+{
+    if (m_mousePressed) {
+        QPainter painter;
+        painter.begin(m_pDrawPadCanvas->currentPage());
+        painter.setRasterOp(Qt::NotROP);
+        m_polyline[0] = e->pos();
+        painter.drawRect(QRect(m_polyline[2], m_polyline[1]));
+        painter.drawRect(QRect(m_polyline[2], m_polyline[0]));
+        painter.end();
+
+        QRect r = m_polyline.boundingRect();
+        r = r.normalize();
+        r.setLeft(r.left() - m_pDrawPad->pen().width());
+        r.setTop(r.top() - m_pDrawPad->pen().width());
+        r.setRight(r.right() + m_pDrawPad->pen().width());
+        r.setBottom(r.bottom() + m_pDrawPad->pen().width());
+
+        bitBlt(m_pDrawPadCanvas, r.x(), r.y(), m_pDrawPadCanvas->currentPage(), r.x(), r.y(), r.width(), r.height());
+
+        m_polyline[1] = m_polyline[0];
+    }
+}