public boolean processGestureEvent(MTGestureEvent ge) {
DragEvent de = (DragEvent) ge;
try {
Body body = (Body) comp.getUserData("box2d");
MouseJoint mouseJoint;
Vector3D to = new Vector3D(de.getTo());
// Un-scale position from mt4j to box2d
PhysicsHelper.scaleDown(to, scale);
switch (de.getId()) {
case DragEvent.GESTURE_STARTED:
comp.sendToFront();
body.wakeUp();
body.setXForm(new Vec2(to.x, to.y), body.getAngle());
mouseJoint = PhysicsHelper.createDragJoint(world, body, to.x, to.y);
comp.setUserData(comp.getID(), mouseJoint);
break;
case DragEvent.GESTURE_UPDATED:
mouseJoint = (MouseJoint) comp.getUserData(comp.getID());
if (mouseJoint != null) {
boolean onCorrectGameSide =
((MTComponent) de.getTarget()).containsPointGlobal(de.getTo());
// System.out.println(((MTComponent)de.getTargetComponent()).getName() + " Contains
// " + to + " -> " + contains);
if (onCorrectGameSide) {
mouseJoint.setTarget(new Vec2(to.x, to.y));
}
}
break;
case DragEvent.GESTURE_ENDED:
mouseJoint = (MouseJoint) comp.getUserData(comp.getID());
if (mouseJoint != null) {
comp.setUserData(comp.getID(), null);
// Only destroy the joint if it isnt already (go through joint list and check)
for (Joint joint = world.getJointList(); joint != null; joint = joint.getNext()) {
JointType type = joint.getType();
switch (type) {
case MOUSE_JOINT:
MouseJoint mj = (MouseJoint) joint;
if (body.equals(mj.getBody1()) || body.equals(mj.getBody2())) {
if (mj.equals(mouseJoint)) {
world.destroyJoint(mj);
}
}
break;
default:
break;
}
}
}
mouseJoint = null;
break;
default:
break;
}
} catch (Exception e) {
System.err.println(e.getMessage());
}
return false;
}
public AirHockeyScene(AbstractMTApplication mtApplication, String name) {
super(mtApplication, name);
this.app = mtApplication;
// this.setClearColor(new MTColor(120,150,150));
// this.setClearColor(new MTColor(190, 190, 170, 255));
this.setClearColor(new MTColor(0, 0, 0, 255));
// this.setClearColor(new MTColor(40, 40, 40, 255));
this.registerGlobalInputProcessor(new CursorTracer(app, this));
this.scorePlayer1 = 0;
this.scorePlayer2 = 0;
float worldOffset = 10; // Make Physics world slightly bigger than screen borders
// Physics world dimensions
AABB worldAABB =
new AABB(
new Vec2(-worldOffset, -worldOffset),
new Vec2((app.width) / scale + worldOffset, (app.height) / scale + worldOffset));
Vec2 gravity = new Vec2(0, 0);
boolean sleep = true;
// Create the pyhsics world
this.world = new World(worldAABB, gravity, sleep);
// Update the positions of the components according the the physics simulation each frame
this.registerPreDrawAction(
new UpdatePhysicsAction(world, timeStep, constraintIterations, scale));
physicsContainer = new MTComponent(app);
// Scale the physics container. Physics calculations work best when the dimensions are small
// (about 0.1 - 10 units)
// So we make the display of the container bigger and add in turn make our physics object
// smaller
physicsContainer.scale(scale, scale, 1, Vector3D.ZERO_VECTOR);
this.getCanvas().addChild(physicsContainer);
// Create borders around the screen
this.createScreenBorders(physicsContainer);
// Create gamefield marks
MTLine line =
new MTLine(
mtApplication,
mtApplication.width / 2f / scale,
0,
mtApplication.width / 2f / scale,
mtApplication.height / scale);
line.setPickable(false);
// line.setStrokeColor(new MTColor(0,0,0));
line.setStrokeColor(new MTColor(150, 150, 150));
line.setStrokeWeight(0.5f);
physicsContainer.addChild(line);
MTEllipse centerCircle =
new MTEllipse(
mtApplication,
new Vector3D(mtApplication.width / 2f / scale, mtApplication.height / 2f / scale),
80 / scale,
80 / scale);
centerCircle.setPickable(false);
centerCircle.setNoFill(true);
// centerCircle.setStrokeColor(new MTColor(0,0,0));
centerCircle.setStrokeColor(new MTColor(150, 150, 150));
centerCircle.setStrokeWeight(0.5f);
physicsContainer.addChild(centerCircle);
MTEllipse centerCircleInner =
new MTEllipse(
mtApplication,
new Vector3D(mtApplication.width / 2f / scale, mtApplication.height / 2f / scale),
10 / scale,
10 / scale);
centerCircleInner.setPickable(false);
centerCircleInner.setFillColor(new MTColor(160, 160, 160));
// centerCircleInner.setStrokeColor(new MTColor(150,150,150));
// centerCircleInner.setStrokeColor(new MTColor(0,0,0));
centerCircleInner.setStrokeColor(new MTColor(150, 150, 150));
centerCircleInner.setStrokeWeight(0.5f);
physicsContainer.addChild(centerCircleInner);
// Create the paddles
PImage paddleTex = mtApplication.loadImage(imagesPath + "paddle.png");
redCircle =
new Paddle(
app,
new Vector3D(mtApplication.width - 60, mtApplication.height / 2f),
50,
world,
1.0f,
0.3f,
0.4f,
scale);
redCircle.setTexture(paddleTex);
redCircle.setFillColor(new MTColor(255, 50, 50));
redCircle.setNoStroke(true);
redCircle.setName("red");
redCircle.setPickable(false);
physicsContainer.addChild(redCircle);
blueCircle =
new Paddle(
app, new Vector3D(80, mtApplication.height / 2f), 50, world, 1.0f, 0.3f, 0.4f, scale);
blueCircle.setTexture(paddleTex);
blueCircle.setFillColor(new MTColor(50, 50, 255));
blueCircle.setNoStroke(true);
blueCircle.setName("blue");
blueCircle.setPickable(false);
physicsContainer.addChild(blueCircle);
// Create the ball
ball =
new HockeyBall(
app,
new Vector3D(mtApplication.width / 2f, mtApplication.height / 2f),
38,
world,
0.5f,
0.005f,
0.70f,
scale);
// MTColor ballCol = new MTColor(0,255,0);
// ball.setFillColor(ballCol);
PImage ballTex = mtApplication.loadImage(imagesPath + "puk.png");
ball.setTexture(ballTex);
// ball.setFillColor(new MTColor(160,160,160,255));
ball.setFillColor(new MTColor(255, 255, 255, 255));
ball.setNoStroke(true);
ball.setName("ball");
physicsContainer.addChild(ball);
ball.getBody()
.applyImpulse(
new Vec2(ToolsMath.getRandom(-8f, 8), ToolsMath.getRandom(-8, 8)),
ball.getBody().getWorldCenter());
// Create the GOALS
HockeyGoal goal1 =
new HockeyGoal(
new Vector3D(0, mtApplication.height / 2f),
50,
mtApplication.height / 4f,
mtApplication,
world,
0.0f,
0.1f,
0.0f,
scale);
goal1.setName("goal1");
goal1.setFillColor(new MTColor(0, 0, 255));
goal1.setStrokeColor(new MTColor(0, 0, 255));
physicsContainer.addChild(goal1);
HockeyGoal goal2 =
new HockeyGoal(
new Vector3D(mtApplication.width, mtApplication.height / 2f),
50,
mtApplication.height / 4f,
mtApplication,
world,
0.0f,
0.1f,
0.0f,
scale);
goal2.setName("goal2");
goal2.setFillColor(new MTColor(255, 0, 0));
goal2.setStrokeColor(new MTColor(255, 0, 0));
physicsContainer.addChild(goal2);
// Make two components for both game field sides to drag the puks upon
MTRectangle leftSide =
new MTRectangle(
app,
PhysicsHelper.scaleDown(0, scale),
PhysicsHelper.scaleDown(0, scale),
PhysicsHelper.scaleDown(app.width / 2f, scale),
PhysicsHelper.scaleDown(app.height, scale));
leftSide.setName("left side");
leftSide.setNoFill(true); // Make it invisible -> only used for dragging
leftSide.setNoStroke(true);
leftSide.unregisterAllInputProcessors();
leftSide.removeAllGestureEventListeners(DragProcessor.class);
leftSide.registerInputProcessor(new DragProcessor(app));
leftSide.addGestureListener(DragProcessor.class, new GameFieldHalfDragListener(blueCircle));
physicsContainer.addChild(0, leftSide);
MTRectangle rightSide =
new MTRectangle(
app,
PhysicsHelper.scaleDown(app.width / 2f, scale),
PhysicsHelper.scaleDown(0, scale),
PhysicsHelper.scaleDown(app.width, scale),
PhysicsHelper.scaleDown(app.height, scale));
rightSide.setName("right Side");
rightSide.setNoFill(true); // Make it invisible -> only used for dragging
rightSide.setNoStroke(true);
rightSide.unregisterAllInputProcessors();
rightSide.removeAllGestureEventListeners(DragProcessor.class);
rightSide.registerInputProcessor(new DragProcessor(app));
rightSide.addGestureListener(DragProcessor.class, new GameFieldHalfDragListener(redCircle));
physicsContainer.addChild(0, rightSide);
// Display Score UI
MTComponent uiLayer = new MTComponent(mtApplication, new MTCamera(mtApplication));
uiLayer.setDepthBufferDisabled(true);
getCanvas().addChild(uiLayer);
IFont font = FontManager.getInstance().createFont(mtApplication, "arial", 50, MTColor.WHITE);
t1 = new MTTextArea(mtApplication, font);
t1.setPickable(false);
t1.setNoFill(true);
t1.setNoStroke(true);
t1.setPositionGlobal(new Vector3D(5, 30, 0));
uiLayer.addChild(t1);
t2 = new MTTextArea(mtApplication, font);
t2.setPickable(false);
t2.setNoFill(true);
t2.setNoStroke(true);
t2.setPositionGlobal(new Vector3D(mtApplication.width - 65, 30, 0));
uiLayer.addChild(t2);
this.updateScores();
// Set up check for collisions between objects
this.addWorldContactListener(world);
/*
//Sound
if (enableSound){
minim = new Minim(mtApplication);
wallHit = minim.loadSnippet(MT4jSettings.getInstance().getDataFolderPath() + "sound" + File.separator + "paddleBallHit.wav");
// paddleBallClash = minim.loadSample(MT4jSettings.getInstance().getDataFolderPath() + "sound" + File.separator + "paddleBallHit.wav", 2048);
// goalHit = minim.loadSnippet(MT4jSettings.getInstance().getDataFolderPath() + "sound" + File.separator + "goal.wav");
// goalHit.play();
paddleHit = minim.loadSnippet(MT4jSettings.getInstance().getDataFolderPath() + "sound" + File.separator + "wallHit.wav");
}
*/
}