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/*******************************************************************************
* Copyright (c) 2012 Ericsson and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Marc Khouzam (Ericsson) - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.visualizer.examples.problemvisualizer;
import org.eclipse.cdt.visualizer.ui.canvas.GraphicObject;
import org.eclipse.cdt.visualizer.ui.util.Colors;
import org.eclipse.cdt.visualizer.ui.util.GUIUtils;
import org.eclipse.core.resources.IMarker;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.GC;
/**
* A class that draws a bar or a bar outline in the specified color.
*/
public class BarGraphicObject extends GraphicObject {
/* The different colors to use for the different severities */
private static final Color ERROR_OUTLINE_COLOR = Colors.DARK_RED;
private static final Color ERROR_INSIDE_COLOR = Colors.DARK_RED;
private static final Color WARNING_OUTLINE_COLOR = Colors.DARK_YELLOW;
private static final Color WARNING_INSIDE_COLOR = Colors.DARK_YELLOW;
private static final Color INFO_OUTLINE_COLOR = Colors.DARK_BLUE;
private static final Color INFO_INSIDE_COLOR = Colors.DARK_BLUE;
private boolean m_outline;
private String m_label;
public BarGraphicObject(int severity, int x, int y, int w, int h, boolean outline) {
super(x, y, w, h);
m_outline = outline;
Color color = getColor(severity);
if (m_outline) {
setForeground(color);
} else {
setBackground(color);
}
}
public void setLabel(String label) {
m_label = label;
}
@Override
public void paintContent(GC gc) {
if (m_outline) {
gc.drawRectangle(m_bounds);
} else {
gc.fillRectangle(m_bounds);
}
}
@Override
public boolean hasDecorations() {
// Only the outline bar has a label decoration.
// We muse the the outline bar and not the inside one because
// the inside bar may be too small
return m_outline;
}
/** Invoked to allow element to paint decorations on top of anything drawn on it */
@Override
public void paintDecorations(GC gc) {
if (m_bounds.height > 20) {
gc.setForeground(Colors.BLACK);
int text_indent = 6;
int tx = m_bounds.x + m_bounds.width - text_indent;
int ty = m_bounds.y + m_bounds.height - text_indent;
GUIUtils.drawTextAligned(gc, m_label, tx, ty, false, false);
}
}
private Color getColor(int severity) {
switch (severity) {
case IMarker.SEVERITY_ERROR:
if (m_outline) return ERROR_OUTLINE_COLOR;
return ERROR_INSIDE_COLOR;
case IMarker.SEVERITY_WARNING:
if (m_outline) return WARNING_OUTLINE_COLOR;
return WARNING_INSIDE_COLOR;
case IMarker.SEVERITY_INFO:
if (m_outline) return INFO_OUTLINE_COLOR;
return INFO_INSIDE_COLOR;
}
return Colors.ORANGE;
}
}
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