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Added arrows to mote relations to show direction

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This commit is contained in:
nifi 2010-10-25 13:53:02 +00:00
parent a61a9459ea
commit f61ab7c061
1 changed files with 34 additions and 13 deletions
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47
tools/cooja/java/se/sics/cooja/plugins/Visualizer.java
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@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: Visualizer.java,v 1.16 2010/05/17 11:44:17 fros4943 Exp $
* $Id: Visualizer.java,v 1.17 2010/10/25 13:53:02 nifi Exp $
*/
package se.sics.cooja.plugins;
@ -39,6 +39,7 @@ import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.MouseInfo;
import java.awt.Point;
import java.awt.Polygon;
import java.awt.RenderingHints;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
@ -842,6 +843,7 @@ public class Visualizer extends VisPlugin {
Mote[] allMotes = simulation.getMotes();
/* Paint mote relations */
g.setColor(Color.BLACK);
MoteRelation[] relations = simulation.getGUI().getMoteRelations();
for (MoteRelation r: relations) {
Position sourcePos = r.source.getInterfaces().getPosition();
@ -850,18 +852,7 @@ public class Visualizer extends VisPlugin {
Point sourcePoint = transformPositionToPixel(sourcePos);
Point destPoint = transformPositionToPixel(destPos);
Point middlePoint = new Point(
(destPoint.x*9 + sourcePoint.x*1)/10,
(destPoint.y*9 + sourcePoint.y*1)/10
);
/* "Arrow body" is painted gray */
g.setColor(Color.LIGHT_GRAY);
g.drawLine(sourcePoint.x, sourcePoint.y, middlePoint.x, middlePoint.y);
/* "Arrow head" is painted black */
g.setColor(Color.BLACK);
g.drawLine(middlePoint.x, middlePoint.y, destPoint.x, destPoint.y);
drawArrow(g, sourcePoint.x, sourcePoint.y, destPoint.x, destPoint.y, MOTE_RADIUS + 1);
}
for (Mote mote: allMotes) {
@ -913,6 +904,36 @@ public class Visualizer extends VisPlugin {
}
}
private Polygon arrowPoly = new Polygon();
private void drawArrow(Graphics g, int xSource, int ySource, int xDest, int yDest, int delta) {
double dx = xSource - xDest;
double dy = ySource - yDest;
double dir = Math.atan2(dx, dy);
double len = Math.sqrt(dx * dx + dy * dy);
dx /= len;
dy /= len;
len -= delta;
xDest = xSource - (int) (dx * len);
yDest = ySource - (int) (dy * len);
g.drawLine(xDest, yDest, xSource, ySource);
final int size = 8;
arrowPoly.reset();
arrowPoly.addPoint(xDest, yDest);
arrowPoly.addPoint(xDest + xCor(size, dir + 0.5), yDest + yCor(size, dir + 0.5));
arrowPoly.addPoint(xDest + xCor(size, dir - 0.5), yDest + yCor(size, dir - 0.5));
arrowPoly.addPoint(xDest, yDest);
g.fillPolygon(arrowPoly);
}
private int yCor(int len, double dir) {
return (int)(0.5 + len * Math.cos(dir));
}
private int xCor(int len, double dir) {
return (int)(0.5 + len * Math.sin(dir));
}
/**
* Reset transform to show all motes.
*/