/*
* Copyright (C) 2010 Lluís Esquerda
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.homelinux.penecoptero.android.citybikes.app;
import net.homelinux.penecoptero.android.citybikes.utils.CircleHelper;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.Point;
import android.graphics.RectF;
import android.os.Handler;
import android.os.Message;
import android.view.MotionEvent;
import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapView;
import com.google.android.maps.Overlay;
import com.google.android.maps.Projection;
public class StationOverlay extends Overlay {
private int status;
private Handler handler;
private boolean selected = false;
private boolean getMode = true;
public static final int BLACK_STATE = 0;
public static final int RED_STATE = 1;
public static final int YELLOW_STATE = 2;
public static final int GREEN_STATE = 3;
public static final int TOUCHED = 10;
private int radiusInPixels;
private int radiusInMeters;
private static final int RED_STATE_MAX = 0;
private static final int YELLOW_STATE_MAX = 8;
private static final int BLACK_STATE_RADIUS = 80;
private static final int RED_STATE_RADIUS = 80;
private static final int YELLOW_STATE_RADIUS = 80;
private static final int GREEN_STATE_RADIUS = 80;
private static final int SELECTED_STATE_RADIUS = 120;
private static final int STROKE_WIDTH = 4;
private Paint currentPaint;
private Paint currentBorderPaint;
private Paint selectedPaint;
private float scale;
private Station station;
public StationOverlay(Station station, boolean mode){
this.station = station;
scale = station.getContext().getResources().getDisplayMetrics().density;
this.initPaint();
this.updateStatus(mode);
}
public StationOverlay(Station station){
this.station = station;
scale = station.getContext().getResources().getDisplayMetrics().density;
this.initPaint();
}
private void initPaint(){
this.currentPaint = new Paint();
this.currentBorderPaint = new Paint();
this.selectedPaint = new Paint();
this.currentPaint.setAntiAlias(true);
this.currentBorderPaint.setStyle(Paint.Style.STROKE);
this.currentBorderPaint.setStrokeWidth(CircleHelper.dip2px(STROKE_WIDTH, scale));
this.selectedPaint = new Paint();
this.selectedPaint.setARGB(75, 0, 0, 0);
this.selectedPaint.setAntiAlias(true);
this.selectedPaint.setStrokeWidth(CircleHelper.dip2px(STROKE_WIDTH, scale));
this.selectedPaint.setStyle(Paint.Style.STROKE);
}
public int getPosition() {
return this.station.getId();
}
public void setHandler(Handler handler) {
this.handler = handler;
}
public int getState() {
return this.status;
}
public Station getStation(){
return this.station;
}
public GeoPoint getCenter() {
return this.station.getCenter();
}
public void updateStatus (boolean onGetMode){
getMode = onGetMode;
if (station.getFree() == 0 && station.getBikes() == 0){
this.status = BLACK_STATE;
this.radiusInMeters = BLACK_STATE_RADIUS;
this.currentPaint.setARGB(50, 200, 200, 200);
this.currentBorderPaint.setARGB(75, 190, 190, 190);
}
else if (onGetMode){
updateStatus();
}else{
if (station.getFree() > YELLOW_STATE_MAX) {
this.status = GREEN_STATE;
this.radiusInMeters = GREEN_STATE_RADIUS;
this.currentPaint.setARGB(85, 146, 186, 43);
this.currentBorderPaint.setARGB(100, 146, 186, 43);
} else if (station.getFree() > RED_STATE_MAX) {
this.status = YELLOW_STATE;
this.radiusInMeters = YELLOW_STATE_RADIUS;
this.currentPaint.setARGB(85, 251,184,41);
this.currentBorderPaint.setARGB(100, 255, 210, 72);
} else {
this.status = RED_STATE;
this.radiusInMeters = RED_STATE_RADIUS;
this.currentPaint.setARGB(85, 240, 35, 17);
this.currentBorderPaint.setARGB(100, 240, 35, 17);
}
}
}
public void updateStatus(){
if (station.getBikes() > YELLOW_STATE_MAX) {
this.status = GREEN_STATE;
this.radiusInMeters = GREEN_STATE_RADIUS;
//#FF92BA2B
this.currentPaint.setARGB(85, 146, 186, 43);
this.currentBorderPaint.setARGB(100, 146, 186, 43);
} else if (station.getBikes() > RED_STATE_MAX) {
this.status = YELLOW_STATE;
this.radiusInMeters = YELLOW_STATE_RADIUS;
this.currentPaint.setARGB(85, 251,184,41);
this.currentBorderPaint.setARGB(100, 255, 210, 72);
} else {
this.status = RED_STATE;
this.radiusInMeters = RED_STATE_RADIUS;
this.currentPaint.setARGB(85, 240, 35, 17);
this.currentBorderPaint.setARGB(100, 240, 35, 17);
}
}
public void setSelected(boolean selected) {
this.selected = selected;
updateStatus(getMode);
if (this.selected) {
this.radiusInMeters = SELECTED_STATE_RADIUS;
}
}
public void setSelected(boolean selected, boolean mode) {
this.selected = selected;
updateStatus(mode);
if (this.selected) {
this.radiusInMeters = SELECTED_STATE_RADIUS;
}
}
public void update() {
// TODO Update aviability.. :D
this.updateStatus(getMode);
}
private void calculatePixelRadius(MapView mapView) {
this.radiusInPixels = (int) mapView.getProjection()
.metersToEquatorPixels(this.radiusInMeters);
}
@Override
public boolean draw(Canvas canvas, MapView mapView, boolean shadow,
long when) {
// TODO Auto-generated method stub
return super.draw(canvas, mapView, shadow, when);
}
@Override
public void draw(Canvas canvas, MapView mapView, boolean shadow) {
calculatePixelRadius(mapView);
Projection astral = mapView.getProjection();
Point screenPixels = astral.toPixels(this.getCenter(), null);
RectF oval = new RectF(screenPixels.x - this.radiusInPixels,
screenPixels.y - this.radiusInPixels, screenPixels.x
+ this.radiusInPixels, screenPixels.y
+ this.radiusInPixels);
if (this.station.isBookmarked()){
canvas.drawPath(createStar(5, screenPixels, (float) (this.radiusInPixels * 1.5) , (float) (this.radiusInPixels * 1.5 / 2)), this.currentPaint);
if (this.selected)
canvas.drawPath(createStar(5, screenPixels, (float) (this.radiusInPixels * 1.5) , (float) (this.radiusInPixels * 1.5 / 2)), this.selectedPaint);
} else {
canvas.drawOval(oval, this.currentPaint);
if (this.selected) {
canvas.drawCircle(screenPixels.x, screenPixels.y,
this.radiusInPixels, this.selectedPaint);
}
}
}
public static Path createStar(int arms, Point center, float rOuter, float rInner)
{
double angle = Math.PI / arms;
Path path = new Path();
for (int i = 0; i < arms * 2; i++){
float d;
if (i % 2 == 0)
d = rOuter;
else
d = rInner;
double tangle = angle * i;
if (i == 0){
path.moveTo(center.x + (float) Math.cos(tangle) * d,
center.y + (float) Math.sin(tangle) * d);
} else {
path.lineTo(center.x + (float) Math.cos(tangle) * d,
center.y + (float) Math.sin(tangle) * d);
}
}
path.close();
return path;
}
@Override
public boolean onTap(GeoPoint p, MapView mapView) {
// TODO Auto-generated method stub
if ((p.getLatitudeE6() <= this.getCenter().getLatitudeE6() + 800 && p
.getLatitudeE6() >= this.getCenter().getLatitudeE6() - 800)
&& (p.getLongitudeE6() <= this.getCenter().getLongitudeE6() + 800 && p
.getLongitudeE6() >= this.getCenter().getLongitudeE6() - 800)) {
if (this.handler != null) {
Message msg = new Message();
msg.what = TOUCHED;
msg.arg1 = this.station.getId();
msg.obj = this.station;
this.handler.sendMessage(msg);
}
}
return super.onTap(p, mapView);
}
public boolean getSelected() {
return this.selected;
}
@Override
public boolean onTouchEvent(MotionEvent e, MapView mapView) {
// TODO Auto-generated method stub
return super.onTouchEvent(e, mapView);
}
}