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/*****************************************************************************
* 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:
* Emilien Perico (Atos Origin) emilien.perico@atosorigin.com - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.diagram.usecase.draw2d;
import org.eclipse.draw2d.ColorConstants;
import org.eclipse.draw2d.Graphics;
import org.eclipse.draw2d.geometry.PointList;
import org.eclipse.draw2d.geometry.Rectangle;
import org.eclipse.swt.graphics.Color;
/**
* The Class StickMan. This class comes from org.eclipse.uml2.diagram.usecase.draw2d provided by
* Eclipse.org
*/
public class StickMan extends ShadowShape {
private static final float BASE_W = 31 - 1;
private static final float BASE_H = 50 - 1;
private static final float FACTOR1 = 16f / BASE_H;
private static final float FACTOR2 = 22f / BASE_H;
private static final int P_NUM = 20;
private int ovalX;
private int ovalY;
private int ovalD;
public StickMan() {
this(false, ColorConstants.white, ColorConstants.black);
}
public StickMan(boolean is3D, Color backgroundColor, Color foregroundColor) {
super(is3D, backgroundColor, foregroundColor);
setKeepingProportions(true);
setW2HRatio(BASE_W / BASE_H);
}
/**
* Outlines the ellipse.
*/
protected void outlineShape(Graphics graphics, Rectangle bounds) {
PointList pl = setupPoints(bounds);
graphics.drawPolygon(pl);
int add = graphics.getLineWidth() / 2;
graphics.drawOval(new Rectangle(ovalX, ovalY, ovalD + add, ovalD + add));
}
/**
* Fills the ellipse.
*/
protected void fillShape(Graphics graphics, Rectangle bounds) {
PointList pl = setupPoints(bounds);
graphics.fillPolygon(pl);
int add = graphics.getLineWidth() / 2;
graphics.fillOval(new Rectangle(ovalX, ovalY, ovalD + add, ovalD + add));
}
/**
* Setup the points to draw the stickMan figure.
*
* @param rectangle
* the specified rectangle
*
* @return the point list
*/
protected PointList setupPoints(Rectangle rectangle) {
int[] xPoints = new int[P_NUM];
int[] yPoints = new int[P_NUM];
PointList pl = new PointList(10);
int W = (rectangle.width / 2) * 2;
int H = rectangle.height;
int X1 = W / 2;
int Y1 = (Math.round(H * FACTOR1) / 2) * 2;
int Y2 = Math.round(H * FACTOR2);
int Y3 = H - (X1 - 1);
int STEP = Math.round(W / BASE_W);
if(STEP < 1) {
STEP = 1;
}
// set positive points. (0...9)
xPoints[0] = STEP;
yPoints[0] = Y1;
xPoints[1] = STEP;
yPoints[1] = Y2 - STEP;
xPoints[2] = X1;
yPoints[2] = Y2 - STEP;
xPoints[3] = X1;
yPoints[3] = Y2 + STEP;
xPoints[4] = STEP;
yPoints[4] = Y2 + STEP;
xPoints[5] = STEP;
yPoints[5] = Y3 - STEP;
xPoints[6] = X1;
yPoints[6] = H - STEP;
xPoints[7] = X1;
yPoints[7] = H;
xPoints[8] = X1 - 2 * STEP;
yPoints[8] = H;
xPoints[9] = 0;
yPoints[9] = Y3 + STEP;
// reflect points 0..8
for(int i = 0; i <= 8; i++) {
xPoints[18 - i] = -xPoints[i];
yPoints[18 - i] = yPoints[i];
}
// close polyline.
xPoints[19] = xPoints[0];
yPoints[19] = yPoints[0];
// shift all points and copy to integer.
for(int i = 0; i < P_NUM; i++) {
xPoints[i] += X1;
xPoints[i] += rectangle.x;
yPoints[i] += rectangle.y;
}
for(int i = 0; i < xPoints.length; i++) {
pl.addPoint(xPoints[i], yPoints[i]);
}
// head-oval
ovalD = Y1;
ovalX = X1 - ovalD / 2 + rectangle.x;
ovalY = rectangle.y;
return pl;
}
}
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