MultiEllipse.java

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package edu.tum.cs.ias.knowrob.vis.items;

import java.util.ArrayList;

import edu.tum.cs.ias.knowrob.vis.Canvas;

public class MultiEllipse extends ItemBase {
        private ArrayList<float[]> data;
        private ArrayList<Integer> colors;
        private float z;
        
        public MultiEllipse(float z)
        {
                this.z = z;
                colors = new ArrayList<Integer>();
                data = new ArrayList<float[]>();
        }
        
        public void addEllipse(float x, float y, float xVar, float yVar, int color) {
                this.colors.add(color);
                this.data.add(new float[] {x,y,xVar,yVar});
        }
        
        public void addPoint(float x, float y, int color) {
                this.colors.add(color);
                this.data.add(new float[] {x,y,2.5f,2.5f});
        }
        
        @Override
        public void setColor(int color) {
        }

        @Override
        public void setColor(int color, int start, int end) {
        }

        public void draw(Canvas c, int step) {
                c.pushMatrix();
                if(trafoMatrix != null)
                        c.applyMatrix(trafoMatrix[0], trafoMatrix[1], trafoMatrix[2], trafoMatrix[3], 
                                        trafoMatrix[4], trafoMatrix[5], trafoMatrix[6], trafoMatrix[7], 
                                        trafoMatrix[8], trafoMatrix[9], trafoMatrix[10], trafoMatrix[11], 
                                        trafoMatrix[12], trafoMatrix[13], trafoMatrix[14], trafoMatrix[15]);
                c.translate(0, 0, -z);
                for(int i=0;i<colors.size();i++) {
                        if (drawSettings != null && drawSettings.getOverrideColor() != null)
                                c.fill(drawSettings.getOverrideColor().getRed(), drawSettings.getOverrideColor().getGreen(), drawSettings.getOverrideColor().getBlue(), drawSettings.getOverrideColor().getAlpha());
                        else
                                c.fill(colors.get(i));
                        c.ellipse(data.get(i)[0],data.get(i)[1],data.get(i)[2],data.get(i)[3]);
                }
                c.popMatrix();
        }

}