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import javax.swing.event.EventListenerList;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
// TODO: Loads of threads in this class, make sure everything is thread safe.
public class PunchingBag implements Runnable {
boolean ledsChanged = false;
final public int ledHeight = 20;
final public int ledWidth = 9;
private byte[] rawLeds = new byte[6 * 8];
private Colour[][] leds = new Colour[ledWidth][ledHeight];
private byte[] ledGridIntensities = new byte[6];
private boolean[][] buttons = new boolean[8][19];
private ArrayList<Effect> runningEffects = new ArrayList<Effect>();
enum Colour {
None, Red, Yellow, Green
};
// Is there a better class for this? One that it is not a swing class.
private EventListenerList buttonListenerList = new EventListenerList();
private EventListenerList ledListenerList = new EventListenerList();
public PunchingBag() {
new Thread(this).start();
}
/**
* Adds an <code>ActionListener</code> to the button.
*
* @param l
* the <code>ActionListener</code> to be added
*/
public void addButtonListener(ButtonListener l) {
buttonListenerList.add(ButtonListener.class, l);
}
public void addLEDChangeListener(LEDListener l) {
ledListenerList.add(LEDListener.class, l);
}
public boolean setLED(int x, int y, Colour colour) {
if (x >= 0 && x < ledWidth && y >= 0 && y < ledHeight) {
if (leds[x][y] != colour) {
leds[x][y] = colour;
ledsChanged = true;
}
return true;
} else {
return false;
}
}
void CircleExpand(int x, int y, int delay, Colour colour) {
// TODO: Adam correct CircleExpand constructor, or this method?
// runningEffects.add(new CircleExpand(x,y,delay,colour));
}
class Effect implements Runnable {
boolean stop = false;
int refreshRate = 60; // Times per second to refresh
public void stop() {
stop = true;
}
public void run() {
while (!stop) {
draw();
try {
Thread.sleep(1000 / 60);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
runningEffects.remove(this);
}
private void draw() {
}
}
class CircleExpand extends Effect {
final byte x;
final byte y;
byte intensity;
boolean drawnSomething = true;
float currentRadius = 0;
public CircleExpand(byte x, byte y, byte intensity) {
this.x = x;
this.y = y;
this.intensity = intensity;
new Thread(this).start();
}
public void draw() {
Colour colour;
if (intensity >= 10) {
colour = Colour.Red;
} else if (intensity >= 5) {
colour = Colour.Yellow;
} else {
colour = Colour.Green;
}
currentRadius += 0.1 + (currentRadius / 10);
// longhand: currentRadius = currentRadius + 0.1 + (currentRadius /
// 10);
if (!DrawEllipse(2, 4, (int) currentRadius, (int) currentRadius,
colour))
stop = true;
}
}
public boolean DrawEllipse(int x, int y, int radx, int rady, Colour colour) {
if (radx == 0 && rady == 0) {
return setLED(x, y, colour);
}
boolean doneSomething = false;
int dx = 0, dy = rady; /* first quadrant from top left to bottom right */
int a2 = radx * radx, b2 = rady * rady;
int err = b2 - (2 * rady - 1) * a2, e2; /* error value in the first step */
do {
if (setLED(x + dx, y + dy, colour)) {/* I. Quadrant */
doneSomething = true;
}
if (setLED(x - dx, y + dy, colour)) {/* II. Quadrant */
doneSomething = true;
}
if (setLED(x - dx, y - dy, colour)) {/* III. Quadrant */
doneSomething = true;
}
if (setLED(x + dx, y - dy, colour)) {/* IV. Quadrant */
doneSomething = true;
}
e2 = 2 * err;
if (e2 < (2 * dx + 1) * b2) {
dx++;
err += (2 * dx + 1) * b2;
}
if (e2 > -(2 * dy - 1) * a2) {
dy--;
err -= (2 * dy - 1) * a2;
}
} while (dy >= 0);
while (dx++ < radx) { /* correction for flat ellipses (b=1) */
if (setLED(x + dx, y, colour)) {
doneSomething = true;
}
if (setLED(x - dx, y, colour)) {
doneSomething = true;
}
}
return doneSomething;
}
private void calculateRawLeds() {
for (int y = 0; y <= 18; y++) {
for (int x = 0; x <= 6; x++) {
if ((y % 2) == 0) {
if (leds[x][y] == Colour.Green
|| leds[x][y] == Colour.Yellow) {
rawLeds[(int) Math.floor(y / 4)] = (byte) (rawLeds[(int) Math
.floor(y / 4)] | (1 << (7 - x)));
}
} else {
if (leds[x][y] == Colour.Red || leds[x][y] == Colour.Yellow) {
rawLeds[(int) Math.floor(y / 4)] = (byte) (rawLeds[(int) Math
.floor(y / 4)] | (1 << (7 - x)));
}
}
}
}
int x = 7;
// TODO: Complete and test, or rethink the following?
for (int startY = 0; startY <= 4; startY++) {
for (int y = 0; y <= 3; y++) {
if (leds[x][startY + (y * 4)] == Colour.Red
|| leds[x][startY + (y * 4)] == Colour.Yellow) {
rawLeds[(5 * 8) + startY] = (byte) (rawLeds[(int) Math
.floor(y / 4)] | (1 << (7 - x)));
}
if (leds[x][y] == Colour.Green || leds[x][y] == Colour.Yellow) {
rawLeds[(int) Math.floor(y / 4)] = (byte) (rawLeds[(int) Math
.floor(y / 4)] | (1 << (7 - x)));
}
}
}
}
/* Clears the led grid and stops all running effects */
public void clearLEDGrid() {
for (Iterator<Effect> iter = runningEffects.iterator(); iter.hasNext();) {
((Effect) iter.next()).stop();
}
Arrays.fill(leds, Boolean.FALSE);
}
public void setLEDGridIntensity(byte grid, byte intensity) {
ledGridIntensities[grid] = intensity;
}
public void setLEDIntensities(byte intensity) {
Arrays.fill(ledGridIntensities, intensity);
}
public void run() {
while (true) {
if (ledsChanged) {
//LEDListeners =
//ledListenerList.
}
try {
Thread.sleep(1000 / 120);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
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