/*
* Copyright (C) 2010- Peer internet solutions
*
* This file is part of mixare.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>
*/
package org.mixare.gui;
import org.mixare.DataView;
import org.mixare.lib.marker.Marker;
import org.mixare.lib.gui.PaintScreen;
import org.mixare.lib.gui.ScreenObj;
import org.mixare.data.DataHandler;
import android.graphics.Color;
/** Takes care of the small radar in the top left corner and of its points
* @author daniele
*
*/
public class RadarPoints implements ScreenObj {
/** The screen */
public DataView view;
/** The radar's range */
float range;
/** Radius in pixel on screen */
public static float RADIUS = 40;
/** Position on screen */
static float originX = 0 , originY = 0;
/** Color */
static int radarColor = Color.argb(100, 0, 0, 200);
public void paint(PaintScreen dw) {
/** radius is in KM. */
range = view.getRadius() * 1000;
/** Draw the radar */
dw.setFill(true);
dw.setColor(radarColor);
dw.paintCircle(originX + RADIUS, originY + RADIUS, RADIUS);
/** put the markers in it */
float scale = range / RADIUS;
DataHandler jLayer = view.getDataHandler();
for (int i = 0; i < jLayer.getMarkerCount(); i++) {
Marker pm = jLayer.getMarker(i);
float x = pm.getLocationVector().x / scale;
float y = pm.getLocationVector().z / scale;
if (pm.isActive() && (x * x + y * y < RADIUS * RADIUS)) {
dw.setFill(true);
// For OpenStreetMap the color is changing based on the URL
dw.setColor(pm.getColour());
dw.paintRect(x + RADIUS - 1, y + RADIUS - 1, 2, 2);
}
}
}
/** Width on screen */
public float getWidth() {
return RADIUS * 2;
}
/** Height on screen */
public float getHeight() {
return RADIUS * 2;
}
}