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added joints

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This commit is contained in:
jeena 2013-12-28 02:39:32 +01:00
parent fa110ff4a8
commit 764220675b
10 changed files with 111 additions and 24 deletions
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60
app/Game/Core/GameObjects/Doll.js
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@ -22,6 +22,8 @@ function (Parent, Box2D, Settings, CollisionDetector, Item) {
left: [],
right: []
};
this.holdingJoint = null;
this.holdingItem = null;
this.createFixtures();
this.body.SetActive(false);
@ -201,6 +203,8 @@ function (Parent, Box2D, Settings, CollisionDetector, Item) {
}
Doll.prototype.lookAt = function(x, y) {
var oldLookDirection = this.lookDirection;
this.body.SetAwake(true);
if(x < 0) {
this.lookDirection = -1;
@ -210,6 +214,62 @@ function (Parent, Box2D, Settings, CollisionDetector, Item) {
this.lookAtXY.x = x;
this.lookAtXY.y = y;
if(oldLookDirection != this.lookDirection) {
this.positionHoldingItem();
}
};
Doll.prototype.grab = function(x, y) {
var item = null;
if (this.lookDirection == -1) {
item = this.reachableItems.left.shift();
} else {
item = this.reachableItems.right.shift();
}
if(item) {
this.holdingItem = item;
this.positionHoldingItem();
}
return item;
};
Doll.prototype.positionHoldingItem = function() {
if(this.holdingItem) {
if(this.holdingJoint) {
this.body.GetWorld().DestroyJoint(this.holdingJoint);
this.holdingJoint = null;
}
var p = this.body.GetPosition();
this.holdingItem.body.SetPosition(new Box2D.Common.Math.b2Vec2(
p.x + ((this.holdingItem.options.width / Settings.RATIO / 2 + 5 / Settings.RATIO) * this.lookDirection),
p.y - (this.holdingItem.options.height / Settings.RATIO / 2)
));
//this.holdingItem.body.SetAngle(Math.PI * 2 / 180 * 20 * -this.lookDirection);
this.holdingItem.body.SetAngle(0);
var jointDef = new Box2D.Dynamics.Joints.b2WeldJointDef();
jointDef.Initialize(this.body, this.holdingItem.body, this.holdingItem.body.GetWorldCenter());
this.holdingJoint = this.body.GetWorld().CreateJoint(jointDef);
}
};
Doll.prototype.throw = function(item, x, y) {
this.body.GetWorld().DestroyJoint(this.holdingJoint);
this.holdingJoint = null;
this.holdingItem = null;
var body = item.body;
body.SetAwake(true);
body.ApplyImpulse(new Box2D.Common.Math.b2Vec2(x * 3, -y * 3), body.GetPosition());
};
Doll.prototype.onFootSensorDetection = function(isColliding, fixture) {