1 files changed, 72 insertions, 0 deletions
diff --git a/umbrello/umbrello/usecasewidget.cpp b/umbrello/umbrello/usecasewidget.cpp
new file mode 100644
index 00000000..f7564036
--- /dev/null
+++ b/umbrello/umbrello/usecasewidget.cpp
@@ -0,0 +1,72 @@
+/***************************************************************************
+ *                                                                         *
+ *   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.                                   *
+ *                                                                         *
+ *   copyright (C) 2002-2006                                               *
+ *   Umbrello UML Modeller Authors <uml-devel@uml.sf.net>                  *
+ ***************************************************************************/
+
+// own header file
+#include "usecasewidget.h"
+// system includes
+#include <qpainter.h>
+#include <kdebug.h>
+// local includes
+#include "usecase.h"
+#include "umlview.h"
+
+
+UseCaseWidget::UseCaseWidget(UMLView * view, UMLUseCase *o) : UMLWidget(view, o) {
+    UMLWidget::setBaseType(Uml::wt_UseCase);
+    //updateComponentSize();  Doing this during loadFromXMI() gives futile updates.
+    //                  Instead, it is done afterwards by UMLWidget::activate()
+}
+
+UseCaseWidget::~UseCaseWidget() {}
+
+void UseCaseWidget::draw(QPainter & p, int offsetX, int offsetY) {
+    UMLWidget::setPen(p);
+    if ( UMLWidget::getUseFillColour() )
+        p.setBrush( UMLWidget::getFillColour() );
+    QFont font = UMLWidget::getFont();
+    font.setUnderline(false);
+    font.setBold(false);
+    font.setItalic( m_pObject->getAbstract() );
+    p.setFont( font );
+    const QFontMetrics &fm = getFontMetrics(FT_NORMAL);
+    const int fontHeight  = fm.lineSpacing();
+    const int w = width();
+    const int h = height();
+    //int middleX = w / 2;
+    const int textStartY = (h / 2) - (fontHeight / 2);
+
+    p.drawEllipse(offsetX, offsetY, w, h);
+    p.setPen(Qt::black);
+    p.drawText(offsetX + UC_MARGIN, offsetY + textStartY, w - UC_MARGIN * 2, fontHeight, Qt::AlignCenter, getName());
+    UMLWidget::setPen(p);
+    if(m_bSelected)
+        drawSelected(&p, offsetX, offsetY);
+}
+
+QSize UseCaseWidget::calculateSize() {
+    const UMLWidget::FontType ft = ( m_pObject->getAbstract() ? FT_BOLD_ITALIC : FT_BOLD );
+    const QFontMetrics &fm = UMLWidget::getFontMetrics(ft);
+    const int fontHeight = fm.lineSpacing();
+    const int textWidth = fm.width(getName());
+    int width = textWidth > UC_WIDTH?textWidth:UC_WIDTH;
+    int height = UC_HEIGHT + fontHeight + UC_MARGIN;
+
+    width += UC_MARGIN * 2;
+
+    return QSize(width, height);
+}
+
+void UseCaseWidget::saveToXMI( QDomDocument & qDoc, QDomElement & qElement ) {
+    QDomElement usecaseElement = qDoc.createElement( "usecasewidget" );
+    UMLWidget::saveToXMI( qDoc, usecaseElement );
+    qElement.appendChild( usecaseElement );
+}
+