package de.fhpotsdam.unfolding.performance;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import processing.core.PApplet;
import processing.core.PShape;
import processing.core.PVector;
import de.fhpotsdam.unfolding.UnfoldingMap;
import de.fhpotsdam.unfolding.events.MapEvent;
import de.fhpotsdam.unfolding.geo.Location;
import de.fhpotsdam.unfolding.utils.MapUtils;
public class MillionDotsMapApp9PShapeGroup extends PApplet {
int dotNumber = 2000;
UnfoldingMap map;
// Original dots (loc + time)
List<Dot> dots = new ArrayList<Dot>();
PShape shapeGroup;
public void setup() {
size(800, 600, P2D);
// smooth();
dots = createRandomDots(dotNumber);
map = new UnfoldingMap(this);
map.zoomToLevel(3);
MapUtils.createDefaultEventDispatcher(this, map);
shapeGroup = createShapeGroup();
mapChanged(null);
}
public PShape createShapeGroup() {
shapeGroup = createShape(PShape.GROUP);
for (int i = 0; i < dotNumber; i++) {
PShape shape = createShape();
shape.beginShape(QUAD);
shape.noStroke();
shape.fill(255, 0, 0, 100);
PVector pos = new PVector();
shape.vertex(pos.x, pos.y);
shape.vertex(pos.x + 4, pos.y);
shape.vertex(pos.x + 4, pos.y + 4);
shape.vertex(pos.x, pos.y + 4);
shape.endShape();
shapeGroup.addChild(shape);
}
return shapeGroup;
}
public void draw() {
background(0);
map.draw();
shape(shapeGroup);
fill(255);
rect(5, 5, 180, 20);
fill(0);
text("fps: " + nfs(frameRate, 0, 2) + " (" + dotNumber + " dots)", 10, 20);
}
public void mapChanged(MapEvent mapEvent) {
// Check map area only once after user interaction.
for (int i = 0; i < shapeGroup.getChildCount(); i++) {
PShape shape = shapeGroup.getChild(i);
PVector pos = map.getScreenPosition(dots.get(i).location);
shape.setVertex(0, pos.x, pos.y);
shape.setVertex(1, pos.x - 4, pos.y);
shape.setVertex(2, pos.x - 4, pos.y - 4);
shape.setVertex(3, pos.x, pos.y - 4);
}
}
private List<Dot> createRandomDots(int dotNumbers) {
List<Dot> dots = new ArrayList<Dot>();
for (int i = 0; i < dotNumbers; i++) {
Dot dot = new Dot(new Location(random(-85, 85), random(-180, 180)), new Date());
dots.add(dot);
}
return dots;
}
}