/*
* File name: StandardVisualizer.java (package eas.simulation.spatial.sim2D.standardEnvironments)
* Author(s): lko
* Java version: 7.0
* Generation date: 22.08.2012 (21:42:32)
*
* (c) This file and the EAS (Easy Agent Simulation) framework containing it
* is protected by Creative Commons by-nc-sa license. Any altered or
* further developed versions of this file have to meet the agreements
* stated by the license conditions.
*
* In a nutshell
* -------------
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*
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*
* + Detailed license conditions (Germany):
* http://creativecommons.org/licenses/by-nc-sa/3.0/de/
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package eas.simulation.spatial.sim2D.visualizer;
import eas.math.geometry.Polygon2D;
import eas.math.geometry.Rectangle2D;
import eas.math.geometry.Vector2D;
import eas.math.geometry.Vector3D;
import eas.simulation.spatial.sim2D.standardEnvironments.AbstractEnvironment2D;
/**
* @author lko
*/
public class StandardVisualizer implements EnvironmentVisualizer {
private static final long serialVersionUID = 7689117246149772395L;
protected AbstractEnvironment2D<?> env;
public StandardVisualizer(final AbstractEnvironment2D<?> environment) {
this.env = environment;
}
@Override
public Vector2D getPointInVisualization(Vector3D fieldPos) {
double scale = env.globalScale();
Polygon2D b = env.getCurrentViewBox().toPol2D();
b.scale(Vector2D.NULL_VECTOR, new Vector2D(scale, scale));
Vector2D pos = new Vector2D(fieldPos.x, fieldPos.y);
if (env.getVisualizationAngleCenterPoint() != null) {
pos.rotate(env.getVisualizationAngleCenterPoint(), env.getVisualizationAngleRAD());
}
pos.scale(Vector2D.NULL_VECTOR, new Vector2D(scale, scale));
Vector2D midTranslation = new Vector2D(
env.getScreenWidth() / 2,
env.getScreenHeight() / 2);
midTranslation.sub(b.centerPoint());
pos.translate(midTranslation);
return pos;
}
@Override
public Vector2D getRealPosFromScreenPos(Vector2D screenPos) {
Vector2D pos = new Vector2D(screenPos.x, screenPos.y);
Rectangle2D box = env.getCurrentViewBox();
Polygon2D pinkBorder = env.getPinkBorder();
pos.sub(new Vector2D(
pinkBorder.getBoundingBox().upperLeftCorner().x,
pinkBorder.getBoundingBox().upperLeftCorner().y));
pos.x = pos.x / env.globalScale();
pos.y = pos.y / env.globalScale();
pos.translate(box.upperLeftCorner());
if (env.getVisualizationAngleCenterPoint() != null) {
pos.rotate(env.getVisualizationAngleCenterPoint(), -env.getVisualizationAngleRAD());
}
return pos;
}
}