From 99b2cd678e6487d8cc2ff39b59189132d41d3856 Mon Sep 17 00:00:00 2001
From: "1152958806@qq.com" <1152958806@qq.com>
Date: Sat, 29 Jul 2023 15:15:07 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E4=BA=92=E5=8A=A8=E5=8F=8B?=
=?UTF-8?q?=E9=93=BE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
---
settings.yaml | 9 +
templates/assets/html/link-canvas.html | 38 +
templates/assets/libs/link/Main.js | 461 ++++++++++
templates/assets/libs/link/box2d.js | 1037 ++++++++++++++++++++++
templates/assets/libs/link/protoclass.js | 176 ++++
templates/macro/content-links.html | 3 +
templates/macro/links-canvas.html | 76 ++
7 files changed, 1800 insertions(+)
create mode 100644 templates/assets/html/link-canvas.html
create mode 100644 templates/assets/libs/link/Main.js
create mode 100644 templates/assets/libs/link/box2d.js
create mode 100644 templates/assets/libs/link/protoclass.js
create mode 100644 templates/macro/links-canvas.html
diff --git a/settings.yaml b/settings.yaml
index b92d3935..63f773f3 100644
--- a/settings.yaml
+++ b/settings.yaml
@@ -1289,6 +1289,15 @@ spec:
name: linksUrl
value: "/links"
label: 友链链接
+ - $formkit: radio
+ name: linksCanvas
+ label: 互动友链
+ value: false
+ options:
+ - label: 打开
+ value: true
+ - label: 关闭
+ value: false
- group: fcircle
label: 友链鱼塘
diff --git a/templates/assets/html/link-canvas.html b/templates/assets/html/link-canvas.html
new file mode 100644
index 00000000..e7041a84
--- /dev/null
+++ b/templates/assets/html/link-canvas.html
@@ -0,0 +1,38 @@
+
+
+
+
+
+
+ 互动友链
+
+
+
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/templates/assets/libs/link/Main.js b/templates/assets/libs/link/Main.js
new file mode 100644
index 00000000..d39a95d0
--- /dev/null
+++ b/templates/assets/libs/link/Main.js
@@ -0,0 +1,461 @@
+
+var canvas;
+
+var delta = [0, 0];
+var stage = [window.screenX, window.screenY, window.innerWidth, window.innerHeight];
+getBrowserDimensions();
+
+var themes = [[" #10222B", "#95AB63", "#BDD684", "#E2F0D6", "#F6FFE0"], ["#362C2A", "#732420", "#BF734C"
+ , "#FAD9A0", "#736859"], ["#0D1114", "#102C2E", "#695F4C", "#EBBC5E", "#FFFBB8"], ["#2E2F38", "#FFD63E"
+ , "#FFB54B", "#E88638", "#8A221C"], ["#121212", "#E6F2DA", "#C9F24B", "#4D7B85", "#23383D"],
+ ["#343F40", "#736751", "#F2D7B6", "#BFAC95", "#8C3F3F"], ["#000000", "#2D2B2A", "#561812", "#B81111"
+ , "#FFFFFF"], ["#333B3A", "#B4BD51", "#543B38", "#61594D", "#B8925A"]]; var theme; var worldAABB, world,
+ iterations = 1, timeStep = 1 / 15; var walls = []; var wall_thickness = 200; var wallsSetted = false; var bodies,
+ elements, text; var createMode = false; var destroyMode = false; var isMouseDown = false; var mouseJoint; var mouse = {
+ x: 0, y: 0
+}; var gravity = { x: 0, y: 1 }; var PI2 = Math.PI * 2; var timeOfLastTouch = 0; init(); play(); function
+init() {
+ canvas = document.getElementById('canvas'); document.onmousedown = onDocumentMouseDown;
+ document.onmouseup = onDocumentMouseUp; document.onmousemove = onDocumentMouseMove;
+ document.ondblclick = onDocumentDoubleClick; document.addEventListener('touchstart', onDocumentTouchStart, false);
+ document.addEventListener('touchmove', onDocumentTouchMove, false); document.addEventListener('touchend',
+ onDocumentTouchEnd, false); window.addEventListener('deviceorientation', onWindowDeviceOrientation, false);
+ //init box2d
+ worldAABB = new b2AABB(); worldAABB.minVertex.Set(-200, -200);
+ worldAABB.maxVertex.Set(window.innerWidth + 200, window.innerHeight + 200); world = new b2World(worldAABB, new
+ b2Vec2(0, 0), true); setWalls(); reset();
+} function play() { setInterval(loop, 1000 / 40); } function reset() {
+ var i; if (bodies) {
+ for (i = 0; i < bodies.length; i++) {
+ var body = bodies[i]
+ canvas.removeChild(body.GetUserData().element); world.DestroyBody(body); body = null;
+ }
+ } // color theme
+ theme = themes[Math.random() * themes.length >> 0];
+ document.body.style['backgroundColor'] = theme[0];
+
+ bodies = [];
+ elements = [];
+
+ createInstructions();
+
+ for (i = 0; i < 10; i++) {
+
+ createBall();
+
+ }
+
+}
+
+//
+
+function onDocumentMouseDown() {
+
+ isMouseDown = true;
+ return false;
+}
+
+function onDocumentMouseUp() {
+
+ isMouseDown = false;
+ return false;
+}
+
+function onDocumentMouseMove(event) {
+
+ mouse.x = event.clientX;
+ mouse.y = event.clientY;
+}
+
+function onDocumentDoubleClick() {
+
+ reset();
+}
+
+function onDocumentTouchStart(event) {
+
+ if (event.touches.length == 1) {
+
+ event.preventDefault();
+
+ // Faking double click for touch devices
+
+ var now = new Date().getTime();
+
+ if (now - timeOfLastTouch < 250) {
+
+ reset();
+ return;
+ }
+
+ timeOfLastTouch = now;
+
+ mouse.x = event.touches[0].pageX;
+ mouse.y = event.touches[0].pageY;
+ isMouseDown = true;
+ }
+}
+
+function onDocumentTouchMove(event) {
+
+ if (event.touches.length == 1) {
+
+ event.preventDefault();
+
+ mouse.x = event.touches[0].pageX;
+ mouse.y = event.touches[0].pageY;
+
+ }
+
+}
+
+function onDocumentTouchEnd(event) {
+
+ if (event.touches.length == 0) {
+
+ event.preventDefault();
+ isMouseDown = false;
+
+ }
+
+}
+
+function onWindowDeviceOrientation(event) {
+
+ if (event.beta) {
+
+ gravity.x = Math.sin(event.gamma * Math.PI / 180);
+ gravity.y = Math.sin((Math.PI / 4) + event.beta * Math.PI / 180);
+
+ }
+
+}
+
+function createInstructions() {
+
+ var size = 250;
+
+ var element = document.createElement('div');
+ element.width = size;
+ element.height = size;
+ element.style.position = 'absolute';
+ element.style.left = -200 + 'px';
+ element.style.top = -200 + 'px';
+ element.style.cursor = "default";
+
+ canvas.appendChild(element);
+ elements.push(element);
+
+ var circle = document.createElement('canvas');
+ circle.width = size;
+ circle.height = size;
+
+ var graphics = circle.getContext('2d');
+
+ graphics.fillStyle = theme[3];
+ graphics.beginPath();
+ graphics.arc(size * .5, size * .5, size * .5, 0, PI2, true);
+ graphics.closePath();
+ graphics.fill();
+
+ element.appendChild(circle);
+
+ text = document.createElement('div');
+ text.onSelectStart = null;
+ var flinks = JSON.parse(localStorage.getItem('logos'))
+ text.innerHTML = '
';
+ text.style.color = theme[1];
+ text.style.position = 'absolute';
+ text.style.left = '0px';
+ text.style.top = '0px';
+ text.style.fontFamily = 'Georgia';
+ text.style.textAlign = 'center';
+ element.appendChild(text);
+
+ text.style.left = ((250 - text.clientWidth) / 2) + 'px';
+ text.style.top = ((250 - text.clientHeight) / 2) + 'px';
+
+ var b2body = new b2BodyDef();
+
+ var circle = new b2CircleDef();
+ circle.radius = size / 2;
+ circle.density = 1;
+ circle.friction = 0.3;
+ circle.restitution = 0.3;
+ b2body.AddShape(circle);
+ b2body.userData = { element: element };
+
+ b2body.position.Set(Math.random() * stage[2], Math.random() * -200);
+ b2body.linearVelocity.Set(Math.random() * 400 - 200, Math.random() * 400 - 200);
+ bodies.push(world.CreateBody(b2body));
+}
+
+function createBall(x, y) {
+
+ var x = x || Math.random() * stage[2];
+ var y = y || Math.random() * -200;
+
+ var size = (Math.random() * 100 >> 0) + 20;
+
+ var element = document.createElement("canvas");
+ element.width = size;
+ element.height = size;
+ element.style.position = 'absolute';
+ element.style.left = -200 + 'px';
+ element.style.top = -200 + 'px';
+ element.style.WebkitTransform = 'translateZ(0)';
+ element.style.MozTransform = 'translateZ(0)';
+ element.style.OTransform = 'translateZ(0)';
+ element.style.msTransform = 'translateZ(0)';
+ element.style.transform = 'translateZ(0)';
+
+ var graphics = element.getContext("2d");
+
+ var num_circles = Math.random() * 10 >> 0;
+
+ for (var i = size; i > 0; i -= (size / num_circles)) {
+
+ graphics.fillStyle = theme[(Math.random() * 4 >> 0) + 1];
+ graphics.beginPath();
+ graphics.arc(size * .5, size * .5, i * .5, 0, PI2, true);
+ graphics.closePath();
+ graphics.fill();
+ }
+
+ canvas.appendChild(element);
+
+ elements.push(element);
+
+ var b2body = new b2BodyDef();
+
+ var circle = new b2CircleDef();
+ circle.radius = size >> 1;
+ circle.density = 1;
+ circle.friction = 0.3;
+ circle.restitution = 0.3;
+ b2body.AddShape(circle);
+ b2body.userData = { element: element };
+
+ b2body.position.Set(x, y);
+ b2body.linearVelocity.Set(Math.random() * 400 - 200, Math.random() * 400 - 200);
+ bodies.push(world.CreateBody(b2body));
+}
+
+//
+
+function loop() {
+
+ if (getBrowserDimensions()) {
+
+ setWalls();
+
+ }
+
+ delta[0] += (0 - delta[0]) * .5;
+ delta[1] += (0 - delta[1]) * .5;
+
+ world.m_gravity.x = gravity.x * 350 + delta[0];
+ world.m_gravity.y = gravity.y * 350 + delta[1];
+
+ mouseDrag();
+ world.Step(timeStep, iterations);
+
+ for (i = 0; i < bodies.length; i++) {
+
+ var body = bodies[i];
+ var element = elements[i];
+
+ element.style.left = (body.m_position0.x - (element.width >> 1)) + 'px';
+ element.style.top = (body.m_position0.y - (element.height >> 1)) + 'px';
+
+ if (element.tagName == 'DIV') {
+
+ var style = 'rotate(' + (body.m_rotation0 * 57.2957795) + 'deg) translateZ(0)';
+ text.style.WebkitTransform = style;
+ text.style.MozTransform = style;
+ text.style.OTransform = style;
+ text.style.msTransform = style;
+ text.style.transform = style;
+
+ }
+
+ }
+
+}
+
+
+// .. BOX2D UTILS
+
+function createBox(world, x, y, width, height, fixed) {
+
+ if (typeof (fixed) == 'undefined') {
+
+ fixed = true;
+
+ }
+
+ var boxSd = new b2BoxDef();
+
+ if (!fixed) {
+
+ boxSd.density = 1.0;
+
+ }
+
+ boxSd.extents.Set(width, height);
+
+ var boxBd = new b2BodyDef();
+ boxBd.AddShape(boxSd);
+ boxBd.position.Set(x, y);
+
+ return world.CreateBody(boxBd);
+
+}
+
+function mouseDrag() {
+ // mouse press
+ if (createMode) {
+
+ createBall(mouse.x, mouse.y);
+
+ } else if (isMouseDown && !mouseJoint) {
+
+ var body = getBodyAtMouse();
+
+ if (body) {
+
+ var md = new b2MouseJointDef();
+ md.body1 = world.m_groundBody;
+ md.body2 = body;
+ md.target.Set(mouse.x, mouse.y);
+ md.maxForce = 30000 * body.m_mass;
+ // md.timeStep = timeStep;
+ mouseJoint = world.CreateJoint(md);
+ body.WakeUp();
+
+ } else {
+
+ createMode = true;
+
+ }
+
+ }
+
+ // mouse release
+ if (!isMouseDown) {
+
+ createMode = false;
+ destroyMode = false;
+
+ if (mouseJoint) {
+
+ world.DestroyJoint(mouseJoint);
+ mouseJoint = null;
+
+ }
+
+ }
+
+ // mouse move
+ if (mouseJoint) {
+
+ var p2 = new b2Vec2(mouse.x, mouse.y);
+ mouseJoint.SetTarget(p2);
+ }
+}
+
+function getBodyAtMouse() {
+
+ // Make a small box.
+ var mousePVec = new b2Vec2();
+ mousePVec.Set(mouse.x, mouse.y);
+
+ var aabb = new b2AABB();
+ aabb.minVertex.Set(mouse.x - 1, mouse.y - 1);
+ aabb.maxVertex.Set(mouse.x + 1, mouse.y + 1);
+
+ // Query the world for overlapping shapes.
+ var k_maxCount = 10;
+ var shapes = new Array();
+ var count = world.Query(aabb, shapes, k_maxCount);
+ var body = null;
+
+ for (var i = 0; i < count; ++i) {
+
+ if (shapes[i].m_body.IsStatic() == false) {
+
+ if (shapes[i].TestPoint(mousePVec)) {
+
+ body = shapes[i].m_body;
+ break;
+
+ }
+
+ }
+
+ }
+
+ return body;
+
+}
+
+function setWalls() {
+
+ if (wallsSetted) {
+
+ world.DestroyBody(walls[0]);
+ world.DestroyBody(walls[1]);
+ world.DestroyBody(walls[2]);
+ world.DestroyBody(walls[3]);
+
+ walls[0] = null;
+ walls[1] = null;
+ walls[2] = null;
+ walls[3] = null;
+ }
+
+ walls[0] = createBox(world, stage[2] / 2, - wall_thickness, stage[2], wall_thickness);
+ walls[1] = createBox(world, stage[2] / 2, stage[3] + wall_thickness, stage[2], wall_thickness);
+ walls[2] = createBox(world, - wall_thickness, stage[3] / 2, wall_thickness, stage[3]);
+ walls[3] = createBox(world, stage[2] + wall_thickness, stage[3] / 2, wall_thickness, stage[3]);
+
+ wallsSetted = true;
+
+}
+
+// BROWSER DIMENSIONS
+
+function getBrowserDimensions() {
+
+ var changed = false;
+
+ if (stage[0] != window.screenX) {
+
+ delta[0] = (window.screenX - stage[0]) * 50;
+ stage[0] = window.screenX;
+ changed = true;
+
+ }
+
+ if (stage[1] != window.screenY) {
+
+ delta[1] = (window.screenY - stage[1]) * 50;
+ stage[1] = window.screenY;
+ changed = true;
+
+ }
+
+ if (stage[2] != window.innerWidth) {
+
+ stage[2] = window.innerWidth;
+ changed = true;
+
+ }
+
+ if (stage[3] != window.innerHeight) {
+ stage[3] = window.innerHeight;
+ changed = true;
+
+ }
+ return changed;
+}
\ No newline at end of file
diff --git a/templates/assets/libs/link/box2d.js b/templates/assets/libs/link/box2d.js
new file mode 100644
index 00000000..c3ad8f57
--- /dev/null
+++ b/templates/assets/libs/link/box2d.js
@@ -0,0 +1,1037 @@
+/*
+ * Box2Djs (port of Box2DFlash 1.4.3.1) - http://box2d-js.sourceforge.net/
+ * Single-filed and jsmined ( http://code.google.com/p/jsmin-php/ ) by Mr.doob
+ */
+
+var b2Settings=Class.create();b2Settings.prototype={initialize:function(){}}
+b2Settings.USHRT_MAX=0x0000ffff;b2Settings.b2_pi=Math.PI;b2Settings.b2_massUnitsPerKilogram=1.0;b2Settings.b2_timeUnitsPerSecond=1.0;b2Settings.b2_lengthUnitsPerMeter=30.0;b2Settings.b2_maxManifoldPoints=2;b2Settings.b2_maxShapesPerBody=64;b2Settings.b2_maxPolyVertices=8;b2Settings.b2_maxProxies=1024;b2Settings.b2_maxPairs=8*b2Settings.b2_maxProxies;b2Settings.b2_linearSlop=0.005*b2Settings.b2_lengthUnitsPerMeter;b2Settings.b2_angularSlop=2.0/180.0*b2Settings.b2_pi;b2Settings.b2_velocityThreshold=1.0*b2Settings.b2_lengthUnitsPerMeter/b2Settings.b2_timeUnitsPerSecond;b2Settings.b2_maxLinearCorrection=0.2*b2Settings.b2_lengthUnitsPerMeter;b2Settings.b2_maxAngularCorrection=8.0/180.0*b2Settings.b2_pi;b2Settings.b2_contactBaumgarte=0.2;b2Settings.b2_timeToSleep=0.5*b2Settings.b2_timeUnitsPerSecond;b2Settings.b2_linearSleepTolerance=0.01*b2Settings.b2_lengthUnitsPerMeter/b2Settings.b2_timeUnitsPerSecond;b2Settings.b2_angularSleepTolerance=2.0/180.0/b2Settings.b2_timeUnitsPerSecond;b2Settings.b2Assert=function(a)
+{if(!a){var nullVec;nullVec.x++;}};
+var b2Vec2=Class.create();b2Vec2.prototype={initialize:function(x_,y_){this.x=x_;this.y=y_;},SetZero:function(){this.x=0.0;this.y=0.0;},Set:function(x_,y_){this.x=x_;this.y=y_;},SetV:function(v){this.x=v.x;this.y=v.y;},Negative:function(){return new b2Vec2(-this.x,-this.y);},Copy:function(){return new b2Vec2(this.x,this.y);},Add:function(v)
+ {this.x+=v.x;this.y+=v.y;},Subtract:function(v)
+ {this.x-=v.x;this.y-=v.y;},Multiply:function(a)
+ {this.x*=a;this.y*=a;},MulM:function(A)
+ {var tX=this.x;this.x=A.col1.x*tX+A.col2.x*this.y;this.y=A.col1.y*tX+A.col2.y*this.y;},MulTM:function(A)
+ {var tX=b2Math.b2Dot(this,A.col1);this.y=b2Math.b2Dot(this,A.col2);this.x=tX;},CrossVF:function(s)
+ {var tX=this.x;this.x=s*this.y;this.y=-s*tX;},CrossFV:function(s)
+ {var tX=this.x;this.x=-s*this.y;this.y=s*tX;},MinV:function(b)
+ {this.x=this.xb.x?this.x:b.x;this.y=this.y>b.y?this.y:b.y;},Abs:function()
+ {this.x=Math.abs(this.x);this.y=Math.abs(this.y);},Length:function()
+ {return Math.sqrt(this.x*this.x+this.y*this.y);},Normalize:function()
+ {var length=this.Length();if(length0.0?a:-a;};b2Math.b2AbsV=function(a)
+{var b=new b2Vec2(b2Math.b2Abs(a.x),b2Math.b2Abs(a.y));return b;};b2Math.b2AbsM=function(A)
+{var B=new b2Mat22(0,b2Math.b2AbsV(A.col1),b2Math.b2AbsV(A.col2));return B;};b2Math.b2Min=function(a,b)
+{return ab?a:b;};b2Math.b2MaxV=function(a,b)
+{var c=new b2Vec2(b2Math.b2Max(a.x,b.x),b2Math.b2Max(a.y,b.y));return c;};b2Math.b2Clamp=function(a,low,high)
+{return b2Math.b2Max(low,b2Math.b2Min(a,high));};b2Math.b2ClampV=function(a,low,high)
+{return b2Math.b2MaxV(low,b2Math.b2MinV(a,high));};b2Math.b2Swap=function(a,b)
+{var tmp=a[0];a[0]=b[0];b[0]=tmp;};b2Math.b2Random=function()
+{return Math.random()*2-1;};b2Math.b2NextPowerOfTwo=function(x)
+{x|=(x>>1)&0x7FFFFFFF;x|=(x>>2)&0x3FFFFFFF;x|=(x>>4)&0x0FFFFFFF;x|=(x>>8)&0x00FFFFFF;x|=(x>>16)&0x0000FFFF;return x+1;};b2Math.b2IsPowerOfTwo=function(x)
+{var result=x>0&&(x&(x-1))==0;return result;};b2Math.tempVec2=new b2Vec2();b2Math.tempVec3=new b2Vec2();b2Math.tempVec4=new b2Vec2();b2Math.tempVec5=new b2Vec2();b2Math.tempMat=new b2Mat22();
+var b2AABB=Class.create();b2AABB.prototype={IsValid:function(){var dX=this.maxVertex.x;var dY=this.maxVertex.y;dX=this.maxVertex.x;dY=this.maxVertex.y;dX-=this.minVertex.x;dY-=this.minVertex.y;var valid=dX>=0.0&&dY>=0.0;valid=valid&&this.minVertex.IsValid()&&this.maxVertex.IsValid();return valid;},minVertex:new b2Vec2(),maxVertex:new b2Vec2(),initialize:function(){this.minVertex=new b2Vec2();this.maxVertex=new b2Vec2();}};
+var b2Bound=Class.create();b2Bound.prototype={IsLower:function(){return(this.value&1)==0;},IsUpper:function(){return(this.value&1)==1;},Swap:function(b){var tempValue=this.value;var tempProxyId=this.proxyId;var tempStabbingCount=this.stabbingCount;this.value=b.value;this.proxyId=b.proxyId;this.stabbingCount=b.stabbingCount;b.value=tempValue;b.proxyId=tempProxyId;b.stabbingCount=tempStabbingCount;},value:0,proxyId:0,stabbingCount:0,initialize:function(){}}
+
+var b2BoundValues=Class.create();b2BoundValues.prototype={lowerValues:[0,0],upperValues:[0,0],initialize:function(){this.lowerValues=[0,0];this.upperValues=[0,0];}}
+
+var b2Pair=Class.create();b2Pair.prototype={SetBuffered:function(){this.status|=b2Pair.e_pairBuffered;},ClearBuffered:function(){this.status&=~b2Pair.e_pairBuffered;},IsBuffered:function(){return(this.status&b2Pair.e_pairBuffered)==b2Pair.e_pairBuffered;},SetRemoved:function(){this.status|=b2Pair.e_pairRemoved;},ClearRemoved:function(){this.status&=~b2Pair.e_pairRemoved;},IsRemoved:function(){return(this.status&b2Pair.e_pairRemoved)==b2Pair.e_pairRemoved;},SetFinal:function(){this.status|=b2Pair.e_pairFinal;},IsFinal:function(){return(this.status&b2Pair.e_pairFinal)==b2Pair.e_pairFinal;},userData:null,proxyId1:0,proxyId2:0,next:0,status:0,initialize:function(){}};b2Pair.b2_nullPair=b2Settings.USHRT_MAX;b2Pair.b2_nullProxy=b2Settings.USHRT_MAX;b2Pair.b2_tableCapacity=b2Settings.b2_maxPairs;b2Pair.b2_tableMask=b2Pair.b2_tableCapacity-1;b2Pair.e_pairBuffered=0x0001;b2Pair.e_pairRemoved=0x0002;b2Pair.e_pairFinal=0x0004;
+var b2PairCallback=Class.create();b2PairCallback.prototype={PairAdded:function(proxyUserData1,proxyUserData2){return null},PairRemoved:function(proxyUserData1,proxyUserData2,pairUserData){},initialize:function(){}};
+var b2BufferedPair=Class.create();b2BufferedPair.prototype={proxyId1:0,proxyId2:0,initialize:function(){}}
+
+var b2PairManager=Class.create();b2PairManager.prototype={initialize:function(){var i=0;this.m_hashTable=new Array(b2Pair.b2_tableCapacity);for(i=0;iproxyId2){var temp=proxyId1;proxyId1=proxyId2;proxyId2=temp;}
+ var hash=b2PairManager.Hash(proxyId1,proxyId2)&b2Pair.b2_tableMask;var pair=pair=this.FindHash(proxyId1,proxyId2,hash);if(pair!=null)
+ {return pair;}
+ var pIndex=this.m_freePair;pair=this.m_pairs[pIndex];this.m_freePair=pair.next;pair.proxyId1=proxyId1;pair.proxyId2=proxyId2;pair.status=0;pair.userData=null;pair.next=this.m_hashTable[hash];this.m_hashTable[hash]=pIndex;++this.m_pairCount;return pair;},RemovePair:function(proxyId1,proxyId2){if(proxyId1>proxyId2){var temp=proxyId1;proxyId1=proxyId2;proxyId2=temp;}
+ var hash=b2PairManager.Hash(proxyId1,proxyId2)&b2Pair.b2_tableMask;var node=this.m_hashTable[hash];var pNode=null;while(node!=b2Pair.b2_nullPair)
+ {if(b2PairManager.Equals(this.m_pairs[node],proxyId1,proxyId2))
+ {var index=node;if(pNode){pNode.next=this.m_pairs[node].next;}
+ else{this.m_hashTable[hash]=this.m_pairs[node].next;}
+ var pair=this.m_pairs[index];var userData=pair.userData;pair.next=this.m_freePair;pair.proxyId1=b2Pair.b2_nullProxy;pair.proxyId2=b2Pair.b2_nullProxy;pair.userData=null;pair.status=0;this.m_freePair=index;--this.m_pairCount;return userData;}
+ else
+ {pNode=this.m_pairs[node];node=pNode.next;}}
+ return null;},Find:function(proxyId1,proxyId2){if(proxyId1>proxyId2){var temp=proxyId1;proxyId1=proxyId2;proxyId2=temp;}
+ var hash=b2PairManager.Hash(proxyId1,proxyId2)&b2Pair.b2_tableMask;return this.FindHash(proxyId1,proxyId2,hash);},FindHash:function(proxyId1,proxyId2,hash){var index=this.m_hashTable[hash];while(index!=b2Pair.b2_nullPair&&b2PairManager.Equals(this.m_pairs[index],proxyId1,proxyId2)==false)
+ {index=this.m_pairs[index].next;}
+ if(index==b2Pair.b2_nullPair)
+ {return null;}
+ return this.m_pairs[index];},ValidateBuffer:function(){},ValidateTable:function(){},m_broadPhase:null,m_callback:null,m_pairs:null,m_freePair:0,m_pairCount:0,m_pairBuffer:null,m_pairBufferCount:0,m_hashTable:null};b2PairManager.Hash=function(proxyId1,proxyId2)
+{var key=((proxyId2<<16)&0xffff0000)|proxyId1;key=~key+((key<<15)&0xFFFF8000);key=key^((key>>12)&0x000fffff);key=key+((key<<2)&0xFFFFFFFC);key=key^((key>>4)&0x0fffffff);key=key*2057;key=key^((key>>16)&0x0000ffff);return key;};b2PairManager.Equals=function(pair,proxyId1,proxyId2)
+{return(pair.proxyId1==proxyId1&&pair.proxyId2==proxyId2);};b2PairManager.EqualsPair=function(pair1,pair2)
+{return pair1.proxyId1==pair2.proxyId1&&pair1.proxyId2==pair2.proxyId2;};
+var b2BroadPhase=Class.create();b2BroadPhase.prototype={initialize:function(worldAABB,callback){this.m_pairManager=new b2PairManager();this.m_proxyPool=new Array(b2Settings.b2_maxPairs);this.m_bounds=new Array(2*b2Settings.b2_maxProxies);this.m_queryResults=new Array(b2Settings.b2_maxProxies);this.m_quantizationFactor=new b2Vec2();var i=0;this.m_pairManager.Initialize(this,callback);this.m_worldAABB=worldAABB;this.m_proxyCount=0;for(i=0;i0&&lowerValue0)
+ {index=upperIndex;while(index0)
+ {index=lowerIndex;while(index0&&upperValuebounds[p2.upperBounds[axis]].value)
+ return false;if(bounds[p1.upperBounds[axis]].valuebounds[p.upperBounds[axis]].value)
+ return false;if(b.upperValues[axis]0)
+ {var i=lowerQuery-1;var s=bounds[i].stabbingCount;while(s)
+ {if(bounds[i].IsLower())
+ {var proxy=this.m_proxyPool[bounds[i].proxyId];if(lowerQuery<=proxy.upperBounds[axis])
+ {this.IncrementOverlapCount(bounds[i].proxyId);--s;}}
+ --i;}}
+ lowerQueryOut[0]=lowerQuery;upperQueryOut[0]=upperQuery;},IncrementOverlapCount:function(proxyId){var proxy=this.m_proxyPool[proxyId];if(proxy.timeStampvalue)
+{high=mid-1;}
+else if(bounds[mid].value0.0)
+{vOut[numOut].id=vIn[0].id;}
+else
+{vOut[numOut].id=vIn[1].id;}
+ ++numOut;}
+ return numOut;};b2Collision.EdgeSeparation=function(poly1,edge1,poly2)
+{var vert1s=poly1.m_vertices;var count2=poly2.m_vertexCount;var vert2s=poly2.m_vertices;var normalX=poly1.m_normals[edge1].x;var normalY=poly1.m_normals[edge1].y;var tX=normalX;var tMat=poly1.m_R;normalX=tMat.col1.x*tX+tMat.col2.x*normalY;normalY=tMat.col1.y*tX+tMat.col2.y*normalY;var normalLocal2X=normalX;var normalLocal2Y=normalY;tMat=poly2.m_R;tX=normalLocal2X*tMat.col1.x+normalLocal2Y*tMat.col1.y;normalLocal2Y=normalLocal2X*tMat.col2.x+normalLocal2Y*tMat.col2.y;normalLocal2X=tX;var vertexIndex2=0;var minDot=Number.MAX_VALUE;for(var i=0;imaxDot)
+{maxDot=dot;edge=i;}}
+ var s=b2Collision.EdgeSeparation(poly1,edge,poly2);if(s>0.0&&conservative==false)
+{return s;}
+ var prevEdge=edge-1>=0?edge-1:count1-1;var sPrev=b2Collision.EdgeSeparation(poly1,prevEdge,poly2);if(sPrev>0.0&&conservative==false)
+{return sPrev;}
+ var nextEdge=edge+10.0&&conservative==false)
+{return sNext;}
+ var bestEdge=0;var bestSeparation;var increment=0;if(sPrev>s&&sPrev>sNext)
+{increment=-1;bestEdge=prevEdge;bestSeparation=sPrev;}
+else if(sNext>s)
+{increment=1;bestEdge=nextEdge;bestSeparation=sNext;}
+else
+{edgeIndex[0]=edge;return s;}
+ while(true)
+ {if(increment==-1)
+ edge=bestEdge-1>=0?bestEdge-1:count1-1;else
+ edge=bestEdge+10.0&&conservative==false)
+ {return s;}
+ if(s>bestSeparation)
+ {bestEdge=edge;bestSeparation=s;}
+ else
+ {break;}}
+ edgeIndex[0]=bestEdge;return bestSeparation;};b2Collision.FindIncidentEdge=function(c,poly1,edge1,poly2)
+{var count1=poly1.m_vertexCount;var vert1s=poly1.m_vertices;var count2=poly2.m_vertexCount;var vert2s=poly2.m_vertices;var vertex11=edge1;var vertex12=edge1+1==count1?0:edge1+1;var tVec=vert1s[vertex12];var normal1Local1X=tVec.x;var normal1Local1Y=tVec.y;tVec=vert1s[vertex11];normal1Local1X-=tVec.x;normal1Local1Y-=tVec.y;var tX=normal1Local1X;normal1Local1X=normal1Local1Y;normal1Local1Y=-tX;var invLength=1.0/Math.sqrt(normal1Local1X*normal1Local1X+normal1Local1Y*normal1Local1Y);normal1Local1X*=invLength;normal1Local1Y*=invLength;var normal1X=normal1Local1X;var normal1Y=normal1Local1Y;tX=normal1X;var tMat=poly1.m_R;normal1X=tMat.col1.x*tX+tMat.col2.x*normal1Y;normal1Y=tMat.col1.y*tX+tMat.col2.y*normal1Y;var normal1Local2X=normal1X;var normal1Local2Y=normal1Y;tMat=poly2.m_R;tX=normal1Local2X*tMat.col1.x+normal1Local2Y*tMat.col1.y;normal1Local2Y=normal1Local2X*tMat.col2.x+normal1Local2Y*tMat.col2.y;normal1Local2X=tX;var vertex21=0;var vertex22=0;var minDot=Number.MAX_VALUE;for(var i=0;i0.0&&conservative==false)
+ return;var edgeB=0;var edgeBOut=[edgeB];var separationB=b2Collision.FindMaxSeparation(edgeBOut,polyB,polyA,conservative);edgeB=edgeBOut[0];if(separationB>0.0&&conservative==false)
+ return;var poly1;var poly2;var edge1=0;var flip=0;var k_relativeTol=0.98;var k_absoluteTol=0.001;if(separationB>k_relativeTol*separationA+k_absoluteTol)
+{poly1=polyB;poly2=polyA;edge1=edgeB;flip=1;}
+else
+{poly1=polyA;poly2=polyB;edge1=edgeA;flip=0;}
+ var incidentEdge=[new ClipVertex(),new ClipVertex()];b2Collision.FindIncidentEdge(incidentEdge,poly1,edge1,poly2);var count1=poly1.m_vertexCount;var vert1s=poly1.m_vertices;var v11=vert1s[edge1];var v12=edge1+1radiusSum*radiusSum&&conservative==false)
+{return;}
+ var separation;if(distSqrradius)
+{return;}
+ if(s>separation)
+ {separation=s;normalIndex=i;}}
+ if(separationradius)
+{return;}
+ manifold.pointCount=1;manifold.normal.Set(tMat.col1.x*dX+tMat.col2.x*dY,tMat.col1.y*dX+tMat.col2.y*dY);tPoint=manifold.points[0];tPoint.id.features.incidentEdge=b2Collision.b2_nullFeature;tPoint.id.features.incidentVertex=vertIndex1;tPoint.id.features.referenceFace=b2Collision.b2_nullFeature;tPoint.id.features.flip=0;tPoint.position.x=circle.m_position.x-radius*manifold.normal.x;tPoint.position.y=circle.m_position.y-radius*manifold.normal.y;tPoint.separation=dist-radius;return;}
+ var u=(xLocalX-poly.m_vertices[vertIndex1].x)*eX+(xLocalY-poly.m_vertices[vertIndex1].y)*eY;tPoint=manifold.points[0];tPoint.id.features.incidentEdge=b2Collision.b2_nullFeature;tPoint.id.features.incidentVertex=b2Collision.b2_nullFeature;tPoint.id.features.referenceFace=b2Collision.b2_nullFeature;tPoint.id.features.flip=0;var pX,pY;if(u<=0.0)
+{pX=poly.m_vertices[vertIndex1].x;pY=poly.m_vertices[vertIndex1].y;tPoint.id.features.incidentVertex=vertIndex1;}
+else if(u>=length)
+{pX=poly.m_vertices[vertIndex2].x;pY=poly.m_vertices[vertIndex2].y;tPoint.id.features.incidentVertex=vertIndex2;}
+else
+{pX=eX*u+poly.m_vertices[vertIndex1].x;pY=eY*u+poly.m_vertices[vertIndex1].y;tPoint.id.features.incidentEdge=vertIndex1;}
+ dX=xLocalX-pX;dY=xLocalY-pY;dist=Math.sqrt(dX*dX+dY*dY);dX/=dist;dY/=dist;if(dist>radius)
+{return;}
+ manifold.pointCount=1;manifold.normal.Set(tMat.col1.x*dX+tMat.col2.x*dY,tMat.col1.y*dX+tMat.col2.y*dY);tPoint.position.x=circle.m_position.x-radius*manifold.normal.x;tPoint.position.y=circle.m_position.y-radius*manifold.normal.y;tPoint.separation=dist-radius;};b2Collision.b2TestOverlap=function(a,b)
+{var t1=b.minVertex;var t2=a.maxVertex;var d1X=t1.x-t2.x;var d1Y=t1.y-t2.y;t1=a.minVertex;t2=b.maxVertex;var d2X=t1.x-t2.x;var d2Y=t1.y-t2.y;if(d1X>0.0||d1Y>0.0)
+ return false;if(d2X>0.0||d2Y>0.0)
+ return false;return true;};
+var Features=Class.create();Features.prototype={set_referenceFace:function(value){this._referenceFace=value;this._m_id._key=(this._m_id._key&0xffffff00)|(this._referenceFace&0x000000ff)},get_referenceFace:function(){return this._referenceFace;},_referenceFace:0,set_incidentEdge:function(value){this._incidentEdge=value;this._m_id._key=(this._m_id._key&0xffff00ff)|((this._incidentEdge<<8)&0x0000ff00)},get_incidentEdge:function(){return this._incidentEdge;},_incidentEdge:0,set_incidentVertex:function(value){this._incidentVertex=value;this._m_id._key=(this._m_id._key&0xff00ffff)|((this._incidentVertex<<16)&0x00ff0000)},get_incidentVertex:function(){return this._incidentVertex;},_incidentVertex:0,set_flip:function(value){this._flip=value;this._m_id._key=(this._m_id._key&0x00ffffff)|((this._flip<<24)&0xff000000)},get_flip:function(){return this._flip;},_flip:0,_m_id:null,initialize:function(){}};
+var b2ContactID=Class.create();b2ContactID.prototype={initialize:function(){this.features=new Features();this.features._m_id=this;},Set:function(id){this.set_key(id._key);},Copy:function(){var id=new b2ContactID();id.set_key(this._key);return id;},get_key:function(){return this._key;},set_key:function(value){this._key=value;this.features._referenceFace=this._key&0x000000ff;this.features._incidentEdge=((this._key&0x0000ff00)>>8)&0x000000ff;this.features._incidentVertex=((this._key&0x00ff0000)>>16)&0x000000ff;this.features._flip=((this._key&0xff000000)>>24)&0x000000ff;},features:new Features(),_key:0};
+var b2ContactPoint=Class.create();b2ContactPoint.prototype={position:new b2Vec2(),separation:null,normalImpulse:null,tangentImpulse:null,id:new b2ContactID(),initialize:function(){this.position=new b2Vec2();this.id=new b2ContactID();}};var b2Distance=Class.create();b2Distance.prototype={initialize:function(){}};b2Distance.ProcessTwo=function(p1Out,p2Out,p1s,p2s,points)
+{var rX=-points[1].x;var rY=-points[1].y;var dX=points[0].x-points[1].x;var dY=points[0].y-points[1].y;var length=Math.sqrt(dX*dX+dY*dY);dX/=length;dY/=length;var lambda=rX*dX+rY*dY;if(lambda<=0.0||length=0.0&&ud>=0.0)
+{var lambda=un/(un+ud);p1Out.x=p1s[1].x+lambda*(p1s[2].x-p1s[1].x);p1Out.y=p1s[1].y+lambda*(p1s[2].y-p1s[1].y);p2Out.x=p2s[1].x+lambda*(p2s[2].x-p2s[1].x);p2Out.y=p2s[1].y+lambda*(p2s[2].y-p2s[1].y);p1s[0].SetV(p1s[2]);p2s[0].SetV(p2s[2]);points[0].SetV(points[2]);return 2;}
+ var vb=n*(cX*aY-cY*aX);if(vb<=0.0&&tn>=0.0&&td>=0.0)
+{var lambda=tn/(tn+td);p1Out.x=p1s[0].x+lambda*(p1s[2].x-p1s[0].x);p1Out.y=p1s[0].y+lambda*(p1s[2].y-p1s[0].y);p2Out.x=p2s[0].x+lambda*(p2s[2].x-p2s[0].x);p2Out.y=p2s[0].y+lambda*(p2s[2].y-p2s[0].y);p1s[1].SetV(p1s[2]);p2s[1].SetV(p2s[2]);points[1].SetV(points[2]);return 2;}
+ var denom=va+vb+vc;denom=1.0/denom;var u=va*denom;var v=vb*denom;var w=1.0-u-v;p1Out.x=u*p1s[0].x+v*p1s[1].x+w*p1s[2].x;p1Out.y=u*p1s[0].y+v*p1s[1].y+w*p1s[2].y;p2Out.x=u*p2s[0].x+v*p2s[1].x+w*p2s[2].x;p2Out.y=u*p2s[0].y+v*p2s[1].y+w*p2s[2].y;return 3;};b2Distance.InPoinsts=function(w,points,pointCount)
+{for(var i=0;i0.0)
+ {return false;}}
+ return true;},initialize:function(def,body,newOrigin){this.m_R=new b2Mat22();this.m_position=new b2Vec2();this.m_userData=def.userData;this.m_friction=def.friction;this.m_restitution=def.restitution;this.m_body=body;this.m_proxyId=b2Pair.b2_nullProxy;this.m_maxRadius=0.0;this.m_categoryBits=def.categoryBits;this.m_maskBits=def.maskBits;this.m_groupIndex=def.groupIndex;this.syncAABB=new b2AABB();this.syncMat=new b2Mat22();this.m_localCentroid=new b2Vec2();this.m_localOBB=new b2OBB();var i=0;var hX;var hY;var tVec;var aabb=new b2AABB();this.m_vertices=new Array(b2Settings.b2_maxPolyVertices);this.m_coreVertices=new Array(b2Settings.b2_maxPolyVertices);this.m_normals=new Array(b2Settings.b2_maxPolyVertices);this.m_type=b2Shape.e_polyShape;var localR=new b2Mat22(def.localRotation);if(def.type==b2Shape.e_boxShape)
+ {this.m_localCentroid.x=def.localPosition.x-newOrigin.x;this.m_localCentroid.y=def.localPosition.y-newOrigin.y;var box=def;this.m_vertexCount=4;hX=box.extents.x;hY=box.extents.y;var hcX=Math.max(0.0,hX-2.0*b2Settings.b2_linearSlop);var hcY=Math.max(0.0,hY-2.0*b2Settings.b2_linearSlop);tVec=this.m_vertices[0]=new b2Vec2();tVec.x=localR.col1.x*hX+localR.col2.x*hY;tVec.y=localR.col1.y*hX+localR.col2.y*hY;tVec=this.m_vertices[1]=new b2Vec2();tVec.x=localR.col1.x*-hX+localR.col2.x*hY;tVec.y=localR.col1.y*-hX+localR.col2.y*hY;tVec=this.m_vertices[2]=new b2Vec2();tVec.x=localR.col1.x*-hX+localR.col2.x*-hY;tVec.y=localR.col1.y*-hX+localR.col2.y*-hY;tVec=this.m_vertices[3]=new b2Vec2();tVec.x=localR.col1.x*hX+localR.col2.x*-hY;tVec.y=localR.col1.y*hX+localR.col2.y*-hY;tVec=this.m_coreVertices[0]=new b2Vec2();tVec.x=localR.col1.x*hcX+localR.col2.x*hcY;tVec.y=localR.col1.y*hcX+localR.col2.y*hcY;tVec=this.m_coreVertices[1]=new b2Vec2();tVec.x=localR.col1.x*-hcX+localR.col2.x*hcY;tVec.y=localR.col1.y*-hcX+localR.col2.y*hcY;tVec=this.m_coreVertices[2]=new b2Vec2();tVec.x=localR.col1.x*-hcX+localR.col2.x*-hcY;tVec.y=localR.col1.y*-hcX+localR.col2.y*-hcY;tVec=this.m_coreVertices[3]=new b2Vec2();tVec.x=localR.col1.x*hcX+localR.col2.x*-hcY;tVec.y=localR.col1.y*hcX+localR.col2.y*-hcY;}
+ else
+ {var poly=def;this.m_vertexCount=poly.vertexCount;b2Shape.PolyCentroid(poly.vertices,poly.vertexCount,b2PolyShape.tempVec);var centroidX=b2PolyShape.tempVec.x;var centroidY=b2PolyShape.tempVec.y;this.m_localCentroid.x=def.localPosition.x+(localR.col1.x*centroidX+localR.col2.x*centroidY)-newOrigin.x;this.m_localCentroid.y=def.localPosition.y+(localR.col1.y*centroidX+localR.col2.y*centroidY)-newOrigin.y;for(i=0;iNumber.MIN_VALUE)
+ {uX*=1.0/length;uY*=1.0/length;}
+ this.m_coreVertices[i].x=this.m_vertices[i].x-2.0*b2Settings.b2_linearSlop*uX;this.m_coreVertices[i].y=this.m_vertices[i].y-2.0*b2Settings.b2_linearSlop*uY;}}
+ var minVertexX=Number.MAX_VALUE;var minVertexY=Number.MAX_VALUE;var maxVertexX=-Number.MAX_VALUE;var maxVertexY=-Number.MAX_VALUE;this.m_maxRadius=0.0;for(i=0;ibestValue)
+ {bestIndex=i;bestValue=value;}}
+ out.Set(this.m_position.x+(this.m_R.col1.x*this.m_coreVertices[bestIndex].x+this.m_R.col2.x*this.m_coreVertices[bestIndex].y),this.m_position.y+(this.m_R.col1.y*this.m_coreVertices[bestIndex].x+this.m_R.col2.y*this.m_coreVertices[bestIndex].y));},m_localCentroid:new b2Vec2(),m_localOBB:new b2OBB(),m_vertices:null,m_coreVertices:null,m_vertexCount:0,m_normals:null});b2PolyShape.tempVec=new b2Vec2();b2PolyShape.tAbsR=new b2Mat22();
+var b2Body=Class.create();b2Body.prototype={SetOriginPosition:function(position,rotation){if(this.IsFrozen())
+ {return;}
+ this.m_rotation=rotation;this.m_R.Set(this.m_rotation);this.m_position=b2Math.AddVV(position,b2Math.b2MulMV(this.m_R,this.m_center));this.m_position0.SetV(this.m_position);this.m_rotation0=this.m_rotation;for(var s=this.m_shapeList;s!=null;s=s.m_next)
+ {s.Synchronize(this.m_position,this.m_R,this.m_position,this.m_R);}
+ this.m_world.m_broadPhase.Commit();},GetOriginPosition:function(){return b2Math.SubtractVV(this.m_position,b2Math.b2MulMV(this.m_R,this.m_center));},SetCenterPosition:function(position,rotation){if(this.IsFrozen())
+ {return;}
+ this.m_rotation=rotation;this.m_R.Set(this.m_rotation);this.m_position.SetV(position);this.m_position0.SetV(this.m_position);this.m_rotation0=this.m_rotation;for(var s=this.m_shapeList;s!=null;s=s.m_next)
+ {s.Synchronize(this.m_position,this.m_R,this.m_position,this.m_R);}
+ this.m_world.m_broadPhase.Commit();},GetCenterPosition:function(){return this.m_position;},GetRotation:function(){return this.m_rotation;},GetRotationMatrix:function(){return this.m_R;},SetLinearVelocity:function(v){this.m_linearVelocity.SetV(v);},GetLinearVelocity:function(){return this.m_linearVelocity;},SetAngularVelocity:function(w){this.m_angularVelocity=w;},GetAngularVelocity:function(){return this.m_angularVelocity;},ApplyForce:function(force,point)
+ {if(this.IsSleeping()==false)
+ {this.m_force.Add(force);this.m_torque+=b2Math.b2CrossVV(b2Math.SubtractVV(point,this.m_position),force);}},ApplyTorque:function(torque)
+ {if(this.IsSleeping()==false)
+ {this.m_torque+=torque;}},ApplyImpulse:function(impulse,point)
+ {if(this.IsSleeping()==false)
+ {this.m_linearVelocity.Add(b2Math.MulFV(this.m_invMass,impulse));this.m_angularVelocity+=(this.m_invI*b2Math.b2CrossVV(b2Math.SubtractVV(point,this.m_position),impulse));}},GetMass:function(){return this.m_mass;},GetInertia:function(){return this.m_I;},GetWorldPoint:function(localPoint){return b2Math.AddVV(this.m_position,b2Math.b2MulMV(this.m_R,localPoint));},GetWorldVector:function(localVector){return b2Math.b2MulMV(this.m_R,localVector);},GetLocalPoint:function(worldPoint){return b2Math.b2MulTMV(this.m_R,b2Math.SubtractVV(worldPoint,this.m_position));},GetLocalVector:function(worldVector){return b2Math.b2MulTMV(this.m_R,worldVector);},IsStatic:function(){return(this.m_flags&b2Body.e_staticFlag)==b2Body.e_staticFlag;},IsFrozen:function()
+ {return(this.m_flags&b2Body.e_frozenFlag)==b2Body.e_frozenFlag;},IsSleeping:function(){return(this.m_flags&b2Body.e_sleepFlag)==b2Body.e_sleepFlag;},AllowSleeping:function(flag)
+ {if(flag)
+ {this.m_flags|=b2Body.e_allowSleepFlag;}
+ else
+ {this.m_flags&=~b2Body.e_allowSleepFlag;this.WakeUp();}},WakeUp:function(){this.m_flags&=~b2Body.e_sleepFlag;this.m_sleepTime=0.0;},GetShapeList:function(){return this.m_shapeList;},GetContactList:function()
+ {return this.m_contactList;},GetJointList:function()
+ {return this.m_jointList;},GetNext:function(){return this.m_next;},GetUserData:function(){return this.m_userData;},initialize:function(bd,world){this.sMat0=new b2Mat22();this.m_position=new b2Vec2();this.m_R=new b2Mat22(0);this.m_position0=new b2Vec2();var i=0;var sd;var massData;this.m_flags=0;this.m_position.SetV(bd.position);this.m_rotation=bd.rotation;this.m_R.Set(this.m_rotation);this.m_position0.SetV(this.m_position);this.m_rotation0=this.m_rotation;this.m_world=world;this.m_linearDamping=b2Math.b2Clamp(1.0-bd.linearDamping,0.0,1.0);this.m_angularDamping=b2Math.b2Clamp(1.0-bd.angularDamping,0.0,1.0);this.m_force=new b2Vec2(0.0,0.0);this.m_torque=0.0;this.m_mass=0.0;var massDatas=new Array(b2Settings.b2_maxShapesPerBody);for(i=0;i0.0)
+ {this.m_center.Multiply(1.0/this.m_mass);this.m_position.Add(b2Math.b2MulMV(this.m_R,this.m_center));}
+ else
+ {this.m_flags|=b2Body.e_staticFlag;}
+ this.m_I=0.0;for(i=0;i0.0)
+ {this.m_invMass=1.0/this.m_mass;}
+ else
+ {this.m_invMass=0.0;}
+ if(this.m_I>0.0&&bd.preventRotation==false)
+ {this.m_invI=1.0/this.m_I;}
+ else
+ {this.m_I=0.0;this.m_invI=0.0;}
+ this.m_linearVelocity=b2Math.AddVV(bd.linearVelocity,b2Math.b2CrossFV(bd.angularVelocity,this.m_center));this.m_angularVelocity=bd.angularVelocity;this.m_jointList=null;this.m_contactList=null;this.m_prev=null;this.m_next=null;this.m_shapeList=null;for(i=0;i0;}
+ var collide=(shape1.m_maskBits&shape2.m_categoryBits)!=0&&(shape1.m_categoryBits&shape2.m_maskBits)!=0;return collide;},initialize:function(){}};b2CollisionFilter.b2_defaultFilter=new b2CollisionFilter;
+var b2Island=Class.create();b2Island.prototype={initialize:function(bodyCapacity,contactCapacity,jointCapacity,allocator)
+ {var i=0;this.m_bodyCapacity=bodyCapacity;this.m_contactCapacity=contactCapacity;this.m_jointCapacity=jointCapacity;this.m_bodyCount=0;this.m_contactCount=0;this.m_jointCount=0;this.m_bodies=new Array(bodyCapacity);for(i=0;iangTolSqr||b2Math.b2Dot(b.m_linearVelocity,b.m_linearVelocity)>linTolSqr)
+ {b.m_sleepTime=0.0;minSleepTime=0.0;}
+ else
+ {b.m_sleepTime+=dt;minSleepTime=b2Math.b2Min(minSleepTime,b.m_sleepTime);}}
+ if(minSleepTime>=b2Settings.b2_timeToSleep)
+ {for(i=0;i0)
+{contact.m_shape1.m_body.WakeUp();contact.m_shape2.m_body.WakeUp();}
+ var type1=contact.m_shape1.m_type;var type2=contact.m_shape2.m_type;var destroyFcn=b2Contact.s_registers[type1][type2].destroyFcn;destroyFcn(contact,allocator);};b2Contact.s_registers=null;b2Contact.s_initialized=false;
+var b2ContactConstraint=Class.create();b2ContactConstraint.prototype={initialize:function(){this.normal=new b2Vec2();this.points=new Array(b2Settings.b2_maxManifoldPoints);for(var i=0;i0.0)
+ {ccp.velocityBias=-60.0*ccp.separation;}
+ var tX=v2X+(-w2*r2Y)-v1X-(-w1*r1Y);var tY=v2Y+(w2*r2X)-v1Y-(w1*r1X);var vRel=c.normal.x*tX+c.normal.y*tY;if(vRel<-b2Settings.b2_velocityThreshold)
+ {ccp.velocityBias+=-c.restitution*vRel;}}
+ ++count;}}},PreSolve:function(){var tVec;var tVec2;var tMat;for(var i=0;i=-b2Settings.b2_linearSlop;},PostSolve:function(){for(var i=0;i0)
+ {this.m_manifoldCount=1;}
+ else
+ {this.m_manifoldCount=0;}},GetManifolds:function()
+ {return this.m_manifold;},m_manifold:[new b2Manifold()]});b2CircleContact.Create=function(shape1,shape2,allocator){return new b2CircleContact(shape1,shape2);};b2CircleContact.Destroy=function(contact,allocator){};
+var b2Conservative=Class.create();b2Conservative.prototype={initialize:function(){}}
+b2Conservative.R1=new b2Mat22();b2Conservative.R2=new b2Mat22();b2Conservative.x1=new b2Vec2();b2Conservative.x2=new b2Vec2();b2Conservative.Conservative=function(shape1,shape2){var body1=shape1.GetBody();var body2=shape2.GetBody();var v1X=body1.m_position.x-body1.m_position0.x;var v1Y=body1.m_position.y-body1.m_position0.y;var omega1=body1.m_rotation-body1.m_rotation0;var v2X=body2.m_position.x-body2.m_position0.x;var v2Y=body2.m_position.y-body2.m_position0.y;var omega2=body2.m_rotation-body2.m_rotation0;var r1=shape1.GetMaxRadius();var r2=shape2.GetMaxRadius();var p1StartX=body1.m_position0.x;var p1StartY=body1.m_position0.y;var a1Start=body1.m_rotation0;var p2StartX=body2.m_position0.x;var p2StartY=body2.m_position0.y;var a2Start=body2.m_rotation0;var p1X=p1StartX;var p1Y=p1StartY;var a1=a1Start;var p2X=p2StartX;var p2Y=p2StartY;var a2=a2Start;b2Conservative.R1.Set(a1);b2Conservative.R2.Set(a2);shape1.QuickSync(p1,b2Conservative.R1);shape2.QuickSync(p2,b2Conservative.R2);var s1=0.0;var maxIterations=10;var dX;var dY;var invRelativeVelocity=0.0;var hit=true;for(var iter=0;iterFLT_EPSILON)
+ {d*=b2_linearSlop/length;}
+ if(body1.IsStatic())
+ {body1.m_position.x=p1X;body1.m_position.y=p1Y;}
+ else
+ {body1.m_position.x=p1X-dX;body1.m_position.y=p1Y-dY;}
+ body1.m_rotation=a1;body1.m_R.Set(a1);body1.QuickSyncShapes();if(body2.IsStatic())
+ {body2.m_position.x=p2X;body2.m_position.y=p2Y;}
+ else
+ {body2.m_position.x=p2X+dX;body2.m_position.y=p2Y+dY;}
+ body2.m_position.x=p2X+dX;body2.m_position.y=p2Y+dY;body2.m_rotation=a2;body2.m_R.Set(a2);body2.QuickSyncShapes();return true;}
+ shape1.QuickSync(body1.m_position,body1.m_R);shape2.QuickSync(body2.m_position,body2.m_R);return false;};
+var b2NullContact=Class.create();Object.extend(b2NullContact.prototype,b2Contact.prototype);Object.extend(b2NullContact.prototype,{initialize:function(s1,s2){this.m_node1=new b2ContactNode();this.m_node2=new b2ContactNode();this.m_flags=0;if(!s1||!s2){this.m_shape1=null;this.m_shape2=null;return;}
+ this.m_shape1=s1;this.m_shape2=s2;this.m_manifoldCount=0;this.m_friction=Math.sqrt(this.m_shape1.m_friction*this.m_shape2.m_friction);this.m_restitution=b2Math.b2Max(this.m_shape1.m_restitution,this.m_shape2.m_restitution);this.m_prev=null;this.m_next=null;this.m_node1.contact=null;this.m_node1.prev=null;this.m_node1.next=null;this.m_node1.other=null;this.m_node2.contact=null;this.m_node2.prev=null;this.m_node2.next=null;this.m_node2.other=null;},Evaluate:function(){},GetManifolds:function(){return null;}});
+var b2PolyAndCircleContact=Class.create();Object.extend(b2PolyAndCircleContact.prototype,b2Contact.prototype);Object.extend(b2PolyAndCircleContact.prototype,{initialize:function(s1,s2){this.m_node1=new b2ContactNode();this.m_node2=new b2ContactNode();this.m_flags=0;if(!s1||!s2){this.m_shape1=null;this.m_shape2=null;return;}
+ this.m_shape1=s1;this.m_shape2=s2;this.m_manifoldCount=0;this.m_friction=Math.sqrt(this.m_shape1.m_friction*this.m_shape2.m_friction);this.m_restitution=b2Math.b2Max(this.m_shape1.m_restitution,this.m_shape2.m_restitution);this.m_prev=null;this.m_next=null;this.m_node1.contact=null;this.m_node1.prev=null;this.m_node1.next=null;this.m_node1.other=null;this.m_node2.contact=null;this.m_node2.prev=null;this.m_node2.next=null;this.m_node2.other=null;this.m_manifold=[new b2Manifold()];b2Settings.b2Assert(this.m_shape1.m_type==b2Shape.e_polyShape);b2Settings.b2Assert(this.m_shape2.m_type==b2Shape.e_circleShape);this.m_manifold[0].pointCount=0;this.m_manifold[0].points[0].normalImpulse=0.0;this.m_manifold[0].points[0].tangentImpulse=0.0;},Evaluate:function(){b2Collision.b2CollidePolyAndCircle(this.m_manifold[0],this.m_shape1,this.m_shape2,false);if(this.m_manifold[0].pointCount>0)
+ {this.m_manifoldCount=1;}
+ else
+ {this.m_manifoldCount=0;}},GetManifolds:function()
+ {return this.m_manifold;},m_manifold:[new b2Manifold()]})
+b2PolyAndCircleContact.Create=function(shape1,shape2,allocator){return new b2PolyAndCircleContact(shape1,shape2);};b2PolyAndCircleContact.Destroy=function(contact,allocator){};
+var b2PolyContact=Class.create();Object.extend(b2PolyContact.prototype,b2Contact.prototype);Object.extend(b2PolyContact.prototype,{initialize:function(s1,s2){this.m_node1=new b2ContactNode();this.m_node2=new b2ContactNode();this.m_flags=0;if(!s1||!s2){this.m_shape1=null;this.m_shape2=null;return;}
+ this.m_shape1=s1;this.m_shape2=s2;this.m_manifoldCount=0;this.m_friction=Math.sqrt(this.m_shape1.m_friction*this.m_shape2.m_friction);this.m_restitution=b2Math.b2Max(this.m_shape1.m_restitution,this.m_shape2.m_restitution);this.m_prev=null;this.m_next=null;this.m_node1.contact=null;this.m_node1.prev=null;this.m_node1.next=null;this.m_node1.other=null;this.m_node2.contact=null;this.m_node2.prev=null;this.m_node2.next=null;this.m_node2.other=null;this.m0=new b2Manifold();this.m_manifold=[new b2Manifold()];this.m_manifold[0].pointCount=0;},m0:new b2Manifold(),Evaluate:function(){var tMani=this.m_manifold[0];var tPoints=this.m0.points;for(var k=0;k0)
+ {var match=[false,false];for(var i=0;i0)
+ {var body1=c.m_shape1.m_body;var body2=c.m_shape2.m_body;var node1=c.m_node1;var node2=c.m_node2;body1.WakeUp();body2.WakeUp();if(node1.prev)
+ {node1.prev.next=node1.next;}
+ if(node1.next)
+ {node1.next.prev=node1.prev;}
+ if(node1==body1.m_contactList)
+ {body1.m_contactList=node1.next;}
+ node1.prev=null;node1.next=null;if(node2.prev)
+ {node2.prev.next=node2.next;}
+ if(node2.next)
+ {node2.next.prev=node2.prev;}
+ if(node2==body2.m_contactList)
+ {body2.m_contactList=node2.next;}
+ node2.prev=null;node2.next=null;}
+ b2Contact.Destroy(c,this.m_world.m_blockAllocator);--this.m_world.m_contactCount;},CleanContactList:function()
+ {var c=this.m_world.m_contactList;while(c!=null)
+ {var c0=c;c=c.m_next;if(c0.m_flags&b2Contact.e_destroyFlag)
+ {this.DestroyContact(c0);c0=null;}}},Collide:function()
+ {var body1;var body2;var node1;var node2;for(var c=this.m_world.m_contactList;c!=null;c=c.m_next)
+ {if(c.m_shape1.m_body.IsSleeping()&&c.m_shape2.m_body.IsSleeping())
+ {continue;}
+ var oldCount=c.GetManifoldCount();c.Evaluate();var newCount=c.GetManifoldCount();if(oldCount==0&&newCount>0)
+ {body1=c.m_shape1.m_body;body2=c.m_shape2.m_body;node1=c.m_node1;node2=c.m_node2;node1.contact=c;node1.other=body2;node1.prev=null;node1.next=body1.m_contactList;if(node1.next!=null)
+ {node1.next.prev=c.m_node1;}
+ body1.m_contactList=c.m_node1;node2.contact=c;node2.other=body1;node2.prev=null;node2.next=body2.m_contactList;if(node2.next!=null)
+ {node2.next.prev=node2;}
+ body2.m_contactList=node2;}
+ else if(oldCount>0&&newCount==0)
+ {body1=c.m_shape1.m_body;body2=c.m_shape2.m_body;node1=c.m_node1;node2=c.m_node2;if(node1.prev)
+ {node1.prev.next=node1.next;}
+ if(node1.next)
+ {node1.next.prev=node1.prev;}
+ if(node1==body1.m_contactList)
+ {body1.m_contactList=node1.next;}
+ node1.prev=null;node1.next=null;if(node2.prev)
+ {node2.prev.next=node2.next;}
+ if(node2.next)
+ {node2.next.prev=node2.prev;}
+ if(node2==body2.m_contactList)
+ {body2.m_contactList=node2.next;}
+ node2.prev=null;node2.next=null;}}},m_world:null,m_nullContact:new b2NullContact(),m_destroyImmediate:null});
+var b2World=Class.create();b2World.prototype={initialize:function(worldAABB,gravity,doSleep){this.step=new b2TimeStep();this.m_contactManager=new b2ContactManager();this.m_listener=null;this.m_filter=b2CollisionFilter.b2_defaultFilter;this.m_bodyList=null;this.m_contactList=null;this.m_jointList=null;this.m_bodyCount=0;this.m_contactCount=0;this.m_jointCount=0;this.m_bodyDestroyList=null;this.m_allowSleep=doSleep;this.m_gravity=gravity;this.m_contactManager.m_world=this;this.m_broadPhase=new b2BroadPhase(worldAABB,this.m_contactManager);var bd=new b2BodyDef();this.m_groundBody=this.CreateBody(bd);},SetListener:function(listener){this.m_listener=listener;},SetFilter:function(filter){this.m_filter=filter;},CreateBody:function(def){var b=new b2Body(def,this);b.m_prev=null;b.m_next=this.m_bodyList;if(this.m_bodyList)
+ {this.m_bodyList.m_prev=b;}
+ this.m_bodyList=b;++this.m_bodyCount;return b;},DestroyBody:function(b)
+ {if(b.m_flags&b2Body.e_destroyFlag)
+ {return;}
+ if(b.m_prev)
+ {b.m_prev.m_next=b.m_next;}
+ if(b.m_next)
+ {b.m_next.m_prev=b.m_prev;}
+ if(b==this.m_bodyList)
+ {this.m_bodyList=b.m_next;}
+ b.m_flags|=b2Body.e_destroyFlag;--this.m_bodyCount;b.m_prev=null;b.m_next=this.m_bodyDestroyList;this.m_bodyDestroyList=b;},CleanBodyList:function()
+ {this.m_contactManager.m_destroyImmediate=true;var b=this.m_bodyDestroyList;while(b)
+ {var b0=b;b=b.m_next;var jn=b0.m_jointList;while(jn)
+ {var jn0=jn;jn=jn.next;if(this.m_listener)
+ {this.m_listener.NotifyJointDestroyed(jn0.joint);}
+ this.DestroyJoint(jn0.joint);}
+ b0.Destroy();}
+ this.m_bodyDestroyList=null;this.m_contactManager.m_destroyImmediate=false;},CreateJoint:function(def){var j=b2Joint.Create(def,this.m_blockAllocator);j.m_prev=null;j.m_next=this.m_jointList;if(this.m_jointList)
+ {this.m_jointList.m_prev=j;}
+ this.m_jointList=j;++this.m_jointCount;j.m_node1.joint=j;j.m_node1.other=j.m_body2;j.m_node1.prev=null;j.m_node1.next=j.m_body1.m_jointList;if(j.m_body1.m_jointList)j.m_body1.m_jointList.prev=j.m_node1;j.m_body1.m_jointList=j.m_node1;j.m_node2.joint=j;j.m_node2.other=j.m_body1;j.m_node2.prev=null;j.m_node2.next=j.m_body2.m_jointList;if(j.m_body2.m_jointList)j.m_body2.m_jointList.prev=j.m_node2;j.m_body2.m_jointList=j.m_node2;if(def.collideConnected==false)
+ {var b=def.body1.m_shapeCount0.0)
+ {this.step.inv_dt=1.0/dt;}
+ else
+ {this.step.inv_dt=0.0;}
+ this.m_positionIterationCount=0;this.m_contactManager.CleanContactList();this.CleanBodyList();this.m_contactManager.Collide();var island=new b2Island(this.m_bodyCount,this.m_contactCount,this.m_jointCount,this.m_stackAllocator);for(b=this.m_bodyList;b!=null;b=b.m_next)
+ {b.m_flags&=~b2Body.e_islandFlag;}
+ for(var c=this.m_contactList;c!=null;c=c.m_next)
+ {c.m_flags&=~b2Contact.e_islandFlag;}
+ for(var j=this.m_jointList;j!=null;j=j.m_next)
+ {j.m_islandFlag=false;}
+ var stackSize=this.m_bodyCount;var stack=new Array(this.m_bodyCount);for(var k=0;k0)
+ {b=stack[--stackCount];island.AddBody(b);b.m_flags&=~b2Body.e_sleepFlag;if(b.m_flags&b2Body.e_staticFlag)
+ {continue;}
+ for(var cn=b.m_contactList;cn!=null;cn=cn.next)
+ {if(cn.contact.m_flags&b2Contact.e_islandFlag)
+ {continue;}
+ island.AddContact(cn.contact);cn.contact.m_flags|=b2Contact.e_islandFlag;other=cn.other;if(other.m_flags&b2Body.e_islandFlag)
+ {continue;}
+ stack[stackCount++]=other;other.m_flags|=b2Body.e_islandFlag;}
+ for(var jn=b.m_jointList;jn!=null;jn=jn.next)
+ {if(jn.joint.m_islandFlag==true)
+ {continue;}
+ island.AddJoint(jn.joint);jn.joint.m_islandFlag=true;other=jn.other;if(other.m_flags&b2Body.e_islandFlag)
+ {continue;}
+ stack[stackCount++]=other;other.m_flags|=b2Body.e_islandFlag;}}
+ island.Solve(this.step,this.m_gravity);this.m_positionIterationCount=b2Math.b2Max(this.m_positionIterationCount,b2Island.m_positionIterationCount);if(this.m_allowSleep)
+ {island.UpdateSleep(dt);}
+ for(var i=0;ib2Settings.b2_linearSlop)
+ {this.m_u.Multiply(1.0/length);}
+ else
+ {this.m_u.SetZero();}
+ var cr1u=(r1X*this.m_u.y-r1Y*this.m_u.x);var cr2u=(r2X*this.m_u.y-r2Y*this.m_u.x);this.m_mass=this.m_body1.m_invMass+this.m_body1.m_invI*cr1u*cr1u+this.m_body2.m_invMass+this.m_body2.m_invI*cr2u*cr2u;this.m_mass=1.0/this.m_mass;if(b2World.s_enableWarmStarting)
+ {var PX=this.m_impulse*this.m_u.x;var PY=this.m_impulse*this.m_u.y;this.m_body1.m_linearVelocity.x-=this.m_body1.m_invMass*PX;this.m_body1.m_linearVelocity.y-=this.m_body1.m_invMass*PY;this.m_body1.m_angularVelocity-=this.m_body1.m_invI*(r1X*PY-r1Y*PX);this.m_body2.m_linearVelocity.x+=this.m_body2.m_invMass*PX;this.m_body2.m_linearVelocity.y+=this.m_body2.m_invMass*PY;this.m_body2.m_angularVelocity+=this.m_body2.m_invI*(r2X*PY-r2Y*PX);}
+ else
+ {this.m_impulse=0.0;}},SolveVelocityConstraints:function(step){var tMat;tMat=this.m_body1.m_R;var r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;var r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;tMat=this.m_body2.m_R;var r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;var r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;var v1X=this.m_body1.m_linearVelocity.x+(-this.m_body1.m_angularVelocity*r1Y);var v1Y=this.m_body1.m_linearVelocity.y+(this.m_body1.m_angularVelocity*r1X);var v2X=this.m_body2.m_linearVelocity.x+(-this.m_body2.m_angularVelocity*r2Y);var v2Y=this.m_body2.m_linearVelocity.y+(this.m_body2.m_angularVelocity*r2X);var Cdot=(this.m_u.x*(v2X-v1X)+this.m_u.y*(v2Y-v1Y));var impulse=-this.m_mass*Cdot;this.m_impulse+=impulse;var PX=impulse*this.m_u.x;var PY=impulse*this.m_u.y;this.m_body1.m_linearVelocity.x-=this.m_body1.m_invMass*PX;this.m_body1.m_linearVelocity.y-=this.m_body1.m_invMass*PY;this.m_body1.m_angularVelocity-=this.m_body1.m_invI*(r1X*PY-r1Y*PX);this.m_body2.m_linearVelocity.x+=this.m_body2.m_invMass*PX;this.m_body2.m_linearVelocity.y+=this.m_body2.m_invMass*PY;this.m_body2.m_angularVelocity+=this.m_body2.m_invI*(r2X*PY-r2Y*PX);},SolvePositionConstraints:function(){var tMat;tMat=this.m_body1.m_R;var r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;var r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;tMat=this.m_body2.m_R;var r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;var r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;var dX=this.m_body2.m_position.x+r2X-this.m_body1.m_position.x-r1X;var dY=this.m_body2.m_position.y+r2Y-this.m_body1.m_position.y-r1Y;var length=Math.sqrt(dX*dX+dY*dY);dX/=length;dY/=length;var C=length-this.m_length;C=b2Math.b2Clamp(C,-b2Settings.b2_maxLinearCorrection,b2Settings.b2_maxLinearCorrection);var impulse=-this.m_mass*C;this.m_u.Set(dX,dY);var PX=impulse*this.m_u.x;var PY=impulse*this.m_u.y;this.m_body1.m_position.x-=this.m_body1.m_invMass*PX;this.m_body1.m_position.y-=this.m_body1.m_invMass*PY;this.m_body1.m_rotation-=this.m_body1.m_invI*(r1X*PY-r1Y*PX);this.m_body2.m_position.x+=this.m_body2.m_invMass*PX;this.m_body2.m_position.y+=this.m_body2.m_invMass*PY;this.m_body2.m_rotation+=this.m_body2.m_invI*(r2X*PY-r2Y*PX);this.m_body1.m_R.Set(this.m_body1.m_rotation);this.m_body2.m_R.Set(this.m_body2.m_rotation);return b2Math.b2Abs(C)step.dt*this.m_maxForce)
+ {this.m_impulse.Multiply(step.dt*this.m_maxForce/length);}
+ impulseX=this.m_impulse.x-oldImpulseX;impulseY=this.m_impulse.y-oldImpulseY;body.m_linearVelocity.x+=body.m_invMass*impulseX;body.m_linearVelocity.y+=body.m_invMass*impulseY;body.m_angularVelocity+=body.m_invI*(rX*impulseY-rY*impulseX);},SolvePositionConstraints:function(){return true;},m_localAnchor:new b2Vec2(),m_target:new b2Vec2(),m_impulse:new b2Vec2(),m_ptpMass:new b2Mat22(),m_C:new b2Vec2(),m_maxForce:null,m_beta:null,m_gamma:null});
+var b2MouseJointDef=Class.create();Object.extend(b2MouseJointDef.prototype,b2JointDef.prototype);Object.extend(b2MouseJointDef.prototype,{initialize:function()
+ {this.type=b2Joint.e_unknownJoint;this.userData=null;this.body1=null;this.body2=null;this.collideConnected=false;this.target=new b2Vec2();this.type=b2Joint.e_mouseJoint;this.maxForce=0.0;this.frequencyHz=5.0;this.dampingRatio=0.7;this.timeStep=1.0/60.0;},target:new b2Vec2(),maxForce:null,frequencyHz:null,dampingRatio:null,timeStep:null});
+var b2PrismaticJoint=Class.create();Object.extend(b2PrismaticJoint.prototype,b2Joint.prototype);Object.extend(b2PrismaticJoint.prototype,{GetAnchor1:function(){var b1=this.m_body1;var tVec=new b2Vec2();tVec.SetV(this.m_localAnchor1);tVec.MulM(b1.m_R);tVec.Add(b1.m_position);return tVec;},GetAnchor2:function(){var b2=this.m_body2;var tVec=new b2Vec2();tVec.SetV(this.m_localAnchor2);tVec.MulM(b2.m_R);tVec.Add(b2.m_position);return tVec;},GetJointTranslation:function(){var b1=this.m_body1;var b2=this.m_body2;var tMat;tMat=b1.m_R;var r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;var r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;tMat=b2.m_R;var r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;var r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;var p1X=b1.m_position.x+r1X;var p1Y=b1.m_position.y+r1Y;var p2X=b2.m_position.x+r2X;var p2Y=b2.m_position.y+r2Y;var dX=p2X-p1X;var dY=p2Y-p1Y;tMat=b1.m_R;var ax1X=tMat.col1.x*this.m_localXAxis1.x+tMat.col2.x*this.m_localXAxis1.y;var ax1Y=tMat.col1.y*this.m_localXAxis1.x+tMat.col2.y*this.m_localXAxis1.y;var translation=ax1X*dX+ax1Y*dY;return translation;},GetJointSpeed:function(){var b1=this.m_body1;var b2=this.m_body2;var tMat;tMat=b1.m_R;var r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;var r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;tMat=b2.m_R;var r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;var r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;var p1X=b1.m_position.x+r1X;var p1Y=b1.m_position.y+r1Y;var p2X=b2.m_position.x+r2X;var p2Y=b2.m_position.y+r2Y;var dX=p2X-p1X;var dY=p2Y-p1Y;tMat=b1.m_R;var ax1X=tMat.col1.x*this.m_localXAxis1.x+tMat.col2.x*this.m_localXAxis1.y;var ax1Y=tMat.col1.y*this.m_localXAxis1.x+tMat.col2.y*this.m_localXAxis1.y;var v1=b1.m_linearVelocity;var v2=b2.m_linearVelocity;var w1=b1.m_angularVelocity;var w2=b2.m_angularVelocity;var speed=(dX*(-w1*ax1Y)+dY*(w1*ax1X))+(ax1X*(((v2.x+(-w2*r2Y))-v1.x)-(-w1*r1Y))+ax1Y*(((v2.y+(w2*r2X))-v1.y)-(w1*r1X)));return speed;},GetMotorForce:function(invTimeStep){return invTimeStep*this.m_motorImpulse;},SetMotorSpeed:function(speed)
+ {this.m_motorSpeed=speed;},SetMotorForce:function(force)
+ {this.m_maxMotorForce=force;},GetReactionForce:function(invTimeStep)
+ {var tImp=invTimeStep*this.m_limitImpulse;var tMat;tMat=this.m_body1.m_R;var ax1X=tImp*(tMat.col1.x*this.m_localXAxis1.x+tMat.col2.x*this.m_localXAxis1.y);var ax1Y=tImp*(tMat.col1.y*this.m_localXAxis1.x+tMat.col2.y*this.m_localXAxis1.y);var ay1X=tImp*(tMat.col1.x*this.m_localYAxis1.x+tMat.col2.x*this.m_localYAxis1.y);var ay1Y=tImp*(tMat.col1.y*this.m_localYAxis1.x+tMat.col2.y*this.m_localYAxis1.y);return new b2Vec2(ax1X+ay1X,ax1Y+ay1Y);},GetReactionTorque:function(invTimeStep)
+ {return invTimeStep*this.m_angularImpulse;},initialize:function(def){this.m_node1=new b2JointNode();this.m_node2=new b2JointNode();this.m_type=def.type;this.m_prev=null;this.m_next=null;this.m_body1=def.body1;this.m_body2=def.body2;this.m_collideConnected=def.collideConnected;this.m_islandFlag=false;this.m_userData=def.userData;this.m_localAnchor1=new b2Vec2();this.m_localAnchor2=new b2Vec2();this.m_localXAxis1=new b2Vec2();this.m_localYAxis1=new b2Vec2();this.m_linearJacobian=new b2Jacobian();this.m_motorJacobian=new b2Jacobian();var tMat;var tX;var tY;tMat=this.m_body1.m_R;tX=(def.anchorPoint.x-this.m_body1.m_position.x);tY=(def.anchorPoint.y-this.m_body1.m_position.y);this.m_localAnchor1.Set((tX*tMat.col1.x+tY*tMat.col1.y),(tX*tMat.col2.x+tY*tMat.col2.y));tMat=this.m_body2.m_R;tX=(def.anchorPoint.x-this.m_body2.m_position.x);tY=(def.anchorPoint.y-this.m_body2.m_position.y);this.m_localAnchor2.Set((tX*tMat.col1.x+tY*tMat.col1.y),(tX*tMat.col2.x+tY*tMat.col2.y));tMat=this.m_body1.m_R;tX=def.axis.x;tY=def.axis.y;this.m_localXAxis1.Set((tX*tMat.col1.x+tY*tMat.col1.y),(tX*tMat.col2.x+tY*tMat.col2.y));this.m_localYAxis1.x=-this.m_localXAxis1.y;this.m_localYAxis1.y=this.m_localXAxis1.x;this.m_initialAngle=this.m_body2.m_rotation-this.m_body1.m_rotation;this.m_linearJacobian.SetZero();this.m_linearMass=0.0;this.m_linearImpulse=0.0;this.m_angularMass=0.0;this.m_angularImpulse=0.0;this.m_motorJacobian.SetZero();this.m_motorMass=0.0;this.m_motorImpulse=0.0;this.m_limitImpulse=0.0;this.m_limitPositionImpulse=0.0;this.m_lowerTranslation=def.lowerTranslation;this.m_upperTranslation=def.upperTranslation;this.m_maxMotorForce=def.motorForce;this.m_motorSpeed=def.motorSpeed;this.m_enableLimit=def.enableLimit;this.m_enableMotor=def.enableMotor;},PrepareVelocitySolver:function(){var b1=this.m_body1;var b2=this.m_body2;var tMat;tMat=b1.m_R;var r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;var r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;tMat=b2.m_R;var r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;var r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;var invMass1=b1.m_invMass;var invMass2=b2.m_invMass;var invI1=b1.m_invI;var invI2=b2.m_invI;tMat=b1.m_R;var ay1X=tMat.col1.x*this.m_localYAxis1.x+tMat.col2.x*this.m_localYAxis1.y;var ay1Y=tMat.col1.y*this.m_localYAxis1.x+tMat.col2.y*this.m_localYAxis1.y;var eX=b2.m_position.x+r2X-b1.m_position.x;var eY=b2.m_position.y+r2Y-b1.m_position.y;this.m_linearJacobian.linear1.x=-ay1X;this.m_linearJacobian.linear1.y=-ay1Y;this.m_linearJacobian.linear2.x=ay1X;this.m_linearJacobian.linear2.y=ay1Y;this.m_linearJacobian.angular1=-(eX*ay1Y-eY*ay1X);this.m_linearJacobian.angular2=r2X*ay1Y-r2Y*ay1X;this.m_linearMass=invMass1+invI1*this.m_linearJacobian.angular1*this.m_linearJacobian.angular1+
+ invMass2+invI2*this.m_linearJacobian.angular2*this.m_linearJacobian.angular2;this.m_linearMass=1.0/this.m_linearMass;this.m_angularMass=1.0/(invI1+invI2);if(this.m_enableLimit||this.m_enableMotor)
+ {tMat=b1.m_R;var ax1X=tMat.col1.x*this.m_localXAxis1.x+tMat.col2.x*this.m_localXAxis1.y;var ax1Y=tMat.col1.y*this.m_localXAxis1.x+tMat.col2.y*this.m_localXAxis1.y;this.m_motorJacobian.linear1.x=-ax1X;this.m_motorJacobian.linear1.y=-ax1Y;this.m_motorJacobian.linear2.x=ax1X;this.m_motorJacobian.linear2.y=ax1Y;this.m_motorJacobian.angular1=-(eX*ax1Y-eY*ax1X);this.m_motorJacobian.angular2=r2X*ax1Y-r2Y*ax1X;this.m_motorMass=invMass1+invI1*this.m_motorJacobian.angular1*this.m_motorJacobian.angular1+
+ invMass2+invI2*this.m_motorJacobian.angular2*this.m_motorJacobian.angular2;this.m_motorMass=1.0/this.m_motorMass;if(this.m_enableLimit)
+ {var dX=eX-r1X;var dY=eY-r1Y;var jointTranslation=ax1X*dX+ax1Y*dY;if(b2Math.b2Abs(this.m_upperTranslation-this.m_lowerTranslation)<2.0*b2Settings.b2_linearSlop)
+ {this.m_limitState=b2Joint.e_equalLimits;}
+ else if(jointTranslation<=this.m_lowerTranslation)
+ {if(this.m_limitState!=b2Joint.e_atLowerLimit)
+ {this.m_limitImpulse=0.0;}
+ this.m_limitState=b2Joint.e_atLowerLimit;}
+ else if(jointTranslation>=this.m_upperTranslation)
+ {if(this.m_limitState!=b2Joint.e_atUpperLimit)
+ {this.m_limitImpulse=0.0;}
+ this.m_limitState=b2Joint.e_atUpperLimit;}
+ else
+ {this.m_limitState=b2Joint.e_inactiveLimit;this.m_limitImpulse=0.0;}}}
+ if(this.m_enableMotor==false)
+ {this.m_motorImpulse=0.0;}
+ if(this.m_enableLimit==false)
+ {this.m_limitImpulse=0.0;}
+ if(b2World.s_enableWarmStarting)
+ {var P1X=this.m_linearImpulse*this.m_linearJacobian.linear1.x+(this.m_motorImpulse+this.m_limitImpulse)*this.m_motorJacobian.linear1.x;var P1Y=this.m_linearImpulse*this.m_linearJacobian.linear1.y+(this.m_motorImpulse+this.m_limitImpulse)*this.m_motorJacobian.linear1.y;var P2X=this.m_linearImpulse*this.m_linearJacobian.linear2.x+(this.m_motorImpulse+this.m_limitImpulse)*this.m_motorJacobian.linear2.x;var P2Y=this.m_linearImpulse*this.m_linearJacobian.linear2.y+(this.m_motorImpulse+this.m_limitImpulse)*this.m_motorJacobian.linear2.y;var L1=this.m_linearImpulse*this.m_linearJacobian.angular1-this.m_angularImpulse+(this.m_motorImpulse+this.m_limitImpulse)*this.m_motorJacobian.angular1;var L2=this.m_linearImpulse*this.m_linearJacobian.angular2+this.m_angularImpulse+(this.m_motorImpulse+this.m_limitImpulse)*this.m_motorJacobian.angular2;b1.m_linearVelocity.x+=invMass1*P1X;b1.m_linearVelocity.y+=invMass1*P1Y;b1.m_angularVelocity+=invI1*L1;b2.m_linearVelocity.x+=invMass2*P2X;b2.m_linearVelocity.y+=invMass2*P2Y;b2.m_angularVelocity+=invI2*L2;}
+ else
+ {this.m_linearImpulse=0.0;this.m_angularImpulse=0.0;this.m_limitImpulse=0.0;this.m_motorImpulse=0.0;}
+ this.m_limitPositionImpulse=0.0;},SolveVelocityConstraints:function(step){var b1=this.m_body1;var b2=this.m_body2;var invMass1=b1.m_invMass;var invMass2=b2.m_invMass;var invI1=b1.m_invI;var invI2=b2.m_invI;var oldLimitImpulse;var linearCdot=this.m_linearJacobian.Compute(b1.m_linearVelocity,b1.m_angularVelocity,b2.m_linearVelocity,b2.m_angularVelocity);var linearImpulse=-this.m_linearMass*linearCdot;this.m_linearImpulse+=linearImpulse;b1.m_linearVelocity.x+=(invMass1*linearImpulse)*this.m_linearJacobian.linear1.x;b1.m_linearVelocity.y+=(invMass1*linearImpulse)*this.m_linearJacobian.linear1.y;b1.m_angularVelocity+=invI1*linearImpulse*this.m_linearJacobian.angular1;b2.m_linearVelocity.x+=(invMass2*linearImpulse)*this.m_linearJacobian.linear2.x;b2.m_linearVelocity.y+=(invMass2*linearImpulse)*this.m_linearJacobian.linear2.y;b2.m_angularVelocity+=invI2*linearImpulse*this.m_linearJacobian.angular2;var angularCdot=b2.m_angularVelocity-b1.m_angularVelocity;var angularImpulse=-this.m_angularMass*angularCdot;this.m_angularImpulse+=angularImpulse;b1.m_angularVelocity-=invI1*angularImpulse;b2.m_angularVelocity+=invI2*angularImpulse;if(this.m_enableMotor&&this.m_limitState!=b2Joint.e_equalLimits)
+ {var motorCdot=this.m_motorJacobian.Compute(b1.m_linearVelocity,b1.m_angularVelocity,b2.m_linearVelocity,b2.m_angularVelocity)-this.m_motorSpeed;var motorImpulse=-this.m_motorMass*motorCdot;var oldMotorImpulse=this.m_motorImpulse;this.m_motorImpulse=b2Math.b2Clamp(this.m_motorImpulse+motorImpulse,-step.dt*this.m_maxMotorForce,step.dt*this.m_maxMotorForce);motorImpulse=this.m_motorImpulse-oldMotorImpulse;b1.m_linearVelocity.x+=(invMass1*motorImpulse)*this.m_motorJacobian.linear1.x;b1.m_linearVelocity.y+=(invMass1*motorImpulse)*this.m_motorJacobian.linear1.y;b1.m_angularVelocity+=invI1*motorImpulse*this.m_motorJacobian.angular1;b2.m_linearVelocity.x+=(invMass2*motorImpulse)*this.m_motorJacobian.linear2.x;b2.m_linearVelocity.y+=(invMass2*motorImpulse)*this.m_motorJacobian.linear2.y;b2.m_angularVelocity+=invI2*motorImpulse*this.m_motorJacobian.angular2;}
+ if(this.m_enableLimit&&this.m_limitState!=b2Joint.e_inactiveLimit)
+ {var limitCdot=this.m_motorJacobian.Compute(b1.m_linearVelocity,b1.m_angularVelocity,b2.m_linearVelocity,b2.m_angularVelocity);var limitImpulse=-this.m_motorMass*limitCdot;if(this.m_limitState==b2Joint.e_equalLimits)
+ {this.m_limitImpulse+=limitImpulse;}
+ else if(this.m_limitState==b2Joint.e_atLowerLimit)
+ {oldLimitImpulse=this.m_limitImpulse;this.m_limitImpulse=b2Math.b2Max(this.m_limitImpulse+limitImpulse,0.0);limitImpulse=this.m_limitImpulse-oldLimitImpulse;}
+ else if(this.m_limitState==b2Joint.e_atUpperLimit)
+ {oldLimitImpulse=this.m_limitImpulse;this.m_limitImpulse=b2Math.b2Min(this.m_limitImpulse+limitImpulse,0.0);limitImpulse=this.m_limitImpulse-oldLimitImpulse;}
+ b1.m_linearVelocity.x+=(invMass1*limitImpulse)*this.m_motorJacobian.linear1.x;b1.m_linearVelocity.y+=(invMass1*limitImpulse)*this.m_motorJacobian.linear1.y;b1.m_angularVelocity+=invI1*limitImpulse*this.m_motorJacobian.angular1;b2.m_linearVelocity.x+=(invMass2*limitImpulse)*this.m_motorJacobian.linear2.x;b2.m_linearVelocity.y+=(invMass2*limitImpulse)*this.m_motorJacobian.linear2.y;b2.m_angularVelocity+=invI2*limitImpulse*this.m_motorJacobian.angular2;}},SolvePositionConstraints:function(){var limitC;var oldLimitImpulse;var b1=this.m_body1;var b2=this.m_body2;var invMass1=b1.m_invMass;var invMass2=b2.m_invMass;var invI1=b1.m_invI;var invI2=b2.m_invI;var tMat;tMat=b1.m_R;var r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;var r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;tMat=b2.m_R;var r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;var r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;var p1X=b1.m_position.x+r1X;var p1Y=b1.m_position.y+r1Y;var p2X=b2.m_position.x+r2X;var p2Y=b2.m_position.y+r2Y;var dX=p2X-p1X;var dY=p2Y-p1Y;tMat=b1.m_R;var ay1X=tMat.col1.x*this.m_localYAxis1.x+tMat.col2.x*this.m_localYAxis1.y;var ay1Y=tMat.col1.y*this.m_localYAxis1.x+tMat.col2.y*this.m_localYAxis1.y;var linearC=ay1X*dX+ay1Y*dY;linearC=b2Math.b2Clamp(linearC,-b2Settings.b2_maxLinearCorrection,b2Settings.b2_maxLinearCorrection);var linearImpulse=-this.m_linearMass*linearC;b1.m_position.x+=(invMass1*linearImpulse)*this.m_linearJacobian.linear1.x;b1.m_position.y+=(invMass1*linearImpulse)*this.m_linearJacobian.linear1.y;b1.m_rotation+=invI1*linearImpulse*this.m_linearJacobian.angular1;b2.m_position.x+=(invMass2*linearImpulse)*this.m_linearJacobian.linear2.x;b2.m_position.y+=(invMass2*linearImpulse)*this.m_linearJacobian.linear2.y;b2.m_rotation+=invI2*linearImpulse*this.m_linearJacobian.angular2;var positionError=b2Math.b2Abs(linearC);var angularC=b2.m_rotation-b1.m_rotation-this.m_initialAngle;angularC=b2Math.b2Clamp(angularC,-b2Settings.b2_maxAngularCorrection,b2Settings.b2_maxAngularCorrection);var angularImpulse=-this.m_angularMass*angularC;b1.m_rotation-=b1.m_invI*angularImpulse;b1.m_R.Set(b1.m_rotation);b2.m_rotation+=b2.m_invI*angularImpulse;b2.m_R.Set(b2.m_rotation);var angularError=b2Math.b2Abs(angularC);if(this.m_enableLimit&&this.m_limitState!=b2Joint.e_inactiveLimit)
+ {tMat=b1.m_R;r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;tMat=b2.m_R;r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;p1X=b1.m_position.x+r1X;p1Y=b1.m_position.y+r1Y;p2X=b2.m_position.x+r2X;p2Y=b2.m_position.y+r2Y;dX=p2X-p1X;dY=p2Y-p1Y;tMat=b1.m_R;var ax1X=tMat.col1.x*this.m_localXAxis1.x+tMat.col2.x*this.m_localXAxis1.y;var ax1Y=tMat.col1.y*this.m_localXAxis1.x+tMat.col2.y*this.m_localXAxis1.y;var translation=(ax1X*dX+ax1Y*dY);var limitImpulse=0.0;if(this.m_limitState==b2Joint.e_equalLimits)
+ {limitC=b2Math.b2Clamp(translation,-b2Settings.b2_maxLinearCorrection,b2Settings.b2_maxLinearCorrection);limitImpulse=-this.m_motorMass*limitC;positionError=b2Math.b2Max(positionError,b2Math.b2Abs(angularC));}
+ else if(this.m_limitState==b2Joint.e_atLowerLimit)
+ {limitC=translation-this.m_lowerTranslation;positionError=b2Math.b2Max(positionError,-limitC);limitC=b2Math.b2Clamp(limitC+b2Settings.b2_linearSlop,-b2Settings.b2_maxLinearCorrection,0.0);limitImpulse=-this.m_motorMass*limitC;oldLimitImpulse=this.m_limitPositionImpulse;this.m_limitPositionImpulse=b2Math.b2Max(this.m_limitPositionImpulse+limitImpulse,0.0);limitImpulse=this.m_limitPositionImpulse-oldLimitImpulse;}
+ else if(this.m_limitState==b2Joint.e_atUpperLimit)
+ {limitC=translation-this.m_upperTranslation;positionError=b2Math.b2Max(positionError,limitC);limitC=b2Math.b2Clamp(limitC-b2Settings.b2_linearSlop,0.0,b2Settings.b2_maxLinearCorrection);limitImpulse=-this.m_motorMass*limitC;oldLimitImpulse=this.m_limitPositionImpulse;this.m_limitPositionImpulse=b2Math.b2Min(this.m_limitPositionImpulse+limitImpulse,0.0);limitImpulse=this.m_limitPositionImpulse-oldLimitImpulse;}
+ b1.m_position.x+=(invMass1*limitImpulse)*this.m_motorJacobian.linear1.x;b1.m_position.y+=(invMass1*limitImpulse)*this.m_motorJacobian.linear1.y;b1.m_rotation+=invI1*limitImpulse*this.m_motorJacobian.angular1;b1.m_R.Set(b1.m_rotation);b2.m_position.x+=(invMass2*limitImpulse)*this.m_motorJacobian.linear2.x;b2.m_position.y+=(invMass2*limitImpulse)*this.m_motorJacobian.linear2.y;b2.m_rotation+=invI2*limitImpulse*this.m_motorJacobian.angular2;b2.m_R.Set(b2.m_rotation);}
+ return positionError<=b2Settings.b2_linearSlop&&angularError<=b2Settings.b2_angularSlop;},m_localAnchor1:new b2Vec2(),m_localAnchor2:new b2Vec2(),m_localXAxis1:new b2Vec2(),m_localYAxis1:new b2Vec2(),m_initialAngle:null,m_linearJacobian:new b2Jacobian(),m_linearMass:null,m_linearImpulse:null,m_angularMass:null,m_angularImpulse:null,m_motorJacobian:new b2Jacobian(),m_motorMass:null,m_motorImpulse:null,m_limitImpulse:null,m_limitPositionImpulse:null,m_lowerTranslation:null,m_upperTranslation:null,m_maxMotorForce:null,m_motorSpeed:null,m_enableLimit:null,m_enableMotor:null,m_limitState:0});
+var b2PrismaticJointDef=Class.create();Object.extend(b2PrismaticJointDef.prototype,b2JointDef.prototype);Object.extend(b2PrismaticJointDef.prototype,{initialize:function()
+ {this.type=b2Joint.e_unknownJoint;this.userData=null;this.body1=null;this.body2=null;this.collideConnected=false;this.type=b2Joint.e_prismaticJoint;this.anchorPoint=new b2Vec2(0.0,0.0);this.axis=new b2Vec2(0.0,0.0);this.lowerTranslation=0.0;this.upperTranslation=0.0;this.motorForce=0.0;this.motorSpeed=0.0;this.enableLimit=false;this.enableMotor=false;},anchorPoint:null,axis:null,lowerTranslation:null,upperTranslation:null,motorForce:null,motorSpeed:null,enableLimit:null,enableMotor:null});
+var b2PulleyJoint=Class.create();Object.extend(b2PulleyJoint.prototype,b2Joint.prototype);Object.extend(b2PulleyJoint.prototype,{GetAnchor1:function(){var tMat=this.m_body1.m_R;return new b2Vec2(this.m_body1.m_position.x+(tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y),this.m_body1.m_position.y+(tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y));},GetAnchor2:function(){var tMat=this.m_body2.m_R;return new b2Vec2(this.m_body2.m_position.x+(tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y),this.m_body2.m_position.y+(tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y));},GetGroundPoint1:function(){return new b2Vec2(this.m_ground.m_position.x+this.m_groundAnchor1.x,this.m_ground.m_position.y+this.m_groundAnchor1.y);},GetGroundPoint2:function(){return new b2Vec2(this.m_ground.m_position.x+this.m_groundAnchor2.x,this.m_ground.m_position.y+this.m_groundAnchor2.y);},GetReactionForce:function(invTimeStep){return new b2Vec2();},GetReactionTorque:function(invTimeStep){return 0.0;},GetLength1:function(){var tMat;tMat=this.m_body1.m_R;var pX=this.m_body1.m_position.x+(tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y);var pY=this.m_body1.m_position.y+(tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y);var dX=pX-(this.m_ground.m_position.x+this.m_groundAnchor1.x);var dY=pY-(this.m_ground.m_position.y+this.m_groundAnchor1.y);return Math.sqrt(dX*dX+dY*dY);},GetLength2:function(){var tMat;tMat=this.m_body2.m_R;var pX=this.m_body2.m_position.x+(tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y);var pY=this.m_body2.m_position.y+(tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y);var dX=pX-(this.m_ground.m_position.x+this.m_groundAnchor2.x);var dY=pY-(this.m_ground.m_position.y+this.m_groundAnchor2.y);return Math.sqrt(dX*dX+dY*dY);},GetRatio:function(){return this.m_ratio;},initialize:function(def){this.m_node1=new b2JointNode();this.m_node2=new b2JointNode();this.m_type=def.type;this.m_prev=null;this.m_next=null;this.m_body1=def.body1;this.m_body2=def.body2;this.m_collideConnected=def.collideConnected;this.m_islandFlag=false;this.m_userData=def.userData;this.m_groundAnchor1=new b2Vec2();this.m_groundAnchor2=new b2Vec2();this.m_localAnchor1=new b2Vec2();this.m_localAnchor2=new b2Vec2();this.m_u1=new b2Vec2();this.m_u2=new b2Vec2();var tMat;var tX;var tY;this.m_ground=this.m_body1.m_world.m_groundBody;this.m_groundAnchor1.x=def.groundPoint1.x-this.m_ground.m_position.x;this.m_groundAnchor1.y=def.groundPoint1.y-this.m_ground.m_position.y;this.m_groundAnchor2.x=def.groundPoint2.x-this.m_ground.m_position.x;this.m_groundAnchor2.y=def.groundPoint2.y-this.m_ground.m_position.y;tMat=this.m_body1.m_R;tX=def.anchorPoint1.x-this.m_body1.m_position.x;tY=def.anchorPoint1.y-this.m_body1.m_position.y;this.m_localAnchor1.x=tX*tMat.col1.x+tY*tMat.col1.y;this.m_localAnchor1.y=tX*tMat.col2.x+tY*tMat.col2.y;tMat=this.m_body2.m_R;tX=def.anchorPoint2.x-this.m_body2.m_position.x;tY=def.anchorPoint2.y-this.m_body2.m_position.y;this.m_localAnchor2.x=tX*tMat.col1.x+tY*tMat.col1.y;this.m_localAnchor2.y=tX*tMat.col2.x+tY*tMat.col2.y;this.m_ratio=def.ratio;tX=def.groundPoint1.x-def.anchorPoint1.x;tY=def.groundPoint1.y-def.anchorPoint1.y;var d1Len=Math.sqrt(tX*tX+tY*tY);tX=def.groundPoint2.x-def.anchorPoint2.x;tY=def.groundPoint2.y-def.anchorPoint2.y;var d2Len=Math.sqrt(tX*tX+tY*tY);var length1=b2Math.b2Max(0.5*b2PulleyJoint.b2_minPulleyLength,d1Len);var length2=b2Math.b2Max(0.5*b2PulleyJoint.b2_minPulleyLength,d2Len);this.m_constant=length1+this.m_ratio*length2;this.m_maxLength1=b2Math.b2Clamp(def.maxLength1,length1,this.m_constant-this.m_ratio*b2PulleyJoint.b2_minPulleyLength);this.m_maxLength2=b2Math.b2Clamp(def.maxLength2,length2,(this.m_constant-b2PulleyJoint.b2_minPulleyLength)/this.m_ratio);this.m_pulleyImpulse=0.0;this.m_limitImpulse1=0.0;this.m_limitImpulse2=0.0;},PrepareVelocitySolver:function(){var b1=this.m_body1;var b2=this.m_body2;var tMat;tMat=b1.m_R;var r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;var r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;tMat=b2.m_R;var r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;var r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;var p1X=b1.m_position.x+r1X;var p1Y=b1.m_position.y+r1Y;var p2X=b2.m_position.x+r2X;var p2Y=b2.m_position.y+r2Y;var s1X=this.m_ground.m_position.x+this.m_groundAnchor1.x;var s1Y=this.m_ground.m_position.y+this.m_groundAnchor1.y;var s2X=this.m_ground.m_position.x+this.m_groundAnchor2.x;var s2Y=this.m_ground.m_position.y+this.m_groundAnchor2.y;this.m_u1.Set(p1X-s1X,p1Y-s1Y);this.m_u2.Set(p2X-s2X,p2Y-s2Y);var length1=this.m_u1.Length();var length2=this.m_u2.Length();if(length1>b2Settings.b2_linearSlop)
+ {this.m_u1.Multiply(1.0/length1);}
+ else
+ {this.m_u1.SetZero();}
+ if(length2>b2Settings.b2_linearSlop)
+ {this.m_u2.Multiply(1.0/length2);}
+ else
+ {this.m_u2.SetZero();}
+ if(length1b2Settings.b2_linearSlop)
+ {this.m_u1.Multiply(1.0/length1);}
+ else
+ {this.m_u1.SetZero();}
+ if(length2>b2Settings.b2_linearSlop)
+ {this.m_u2.Multiply(1.0/length2);}
+ else
+ {this.m_u2.SetZero();}
+ C=this.m_constant-length1-this.m_ratio*length2;linearError=b2Math.b2Max(linearError,Math.abs(C));C=b2Math.b2Clamp(C,-b2Settings.b2_maxLinearCorrection,b2Settings.b2_maxLinearCorrection);impulse=-this.m_pulleyMass*C;p1X=-impulse*this.m_u1.x;p1Y=-impulse*this.m_u1.y;p2X=-this.m_ratio*impulse*this.m_u2.x;p2Y=-this.m_ratio*impulse*this.m_u2.y;b1.m_position.x+=b1.m_invMass*p1X;b1.m_position.y+=b1.m_invMass*p1Y;b1.m_rotation+=b1.m_invI*(r1X*p1Y-r1Y*p1X);b2.m_position.x+=b2.m_invMass*p2X;b2.m_position.y+=b2.m_invMass*p2Y;b2.m_rotation+=b2.m_invI*(r2X*p2Y-r2Y*p2X);b1.m_R.Set(b1.m_rotation);b2.m_R.Set(b2.m_rotation);}
+ if(this.m_limitState1==b2Joint.e_atUpperLimit)
+ {tMat=b1.m_R;r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;p1X=b1.m_position.x+r1X;p1Y=b1.m_position.y+r1Y;this.m_u1.Set(p1X-s1X,p1Y-s1Y);length1=this.m_u1.Length();if(length1>b2Settings.b2_linearSlop)
+ {this.m_u1.x*=1.0/length1;this.m_u1.y*=1.0/length1;}
+ else
+ {this.m_u1.SetZero();}
+ C=this.m_maxLength1-length1;linearError=b2Math.b2Max(linearError,-C);C=b2Math.b2Clamp(C+b2Settings.b2_linearSlop,-b2Settings.b2_maxLinearCorrection,0.0);impulse=-this.m_limitMass1*C;oldLimitPositionImpulse=this.m_limitPositionImpulse1;this.m_limitPositionImpulse1=b2Math.b2Max(0.0,this.m_limitPositionImpulse1+impulse);impulse=this.m_limitPositionImpulse1-oldLimitPositionImpulse;p1X=-impulse*this.m_u1.x;p1Y=-impulse*this.m_u1.y;b1.m_position.x+=b1.m_invMass*p1X;b1.m_position.y+=b1.m_invMass*p1Y;b1.m_rotation+=b1.m_invI*(r1X*p1Y-r1Y*p1X);b1.m_R.Set(b1.m_rotation);}
+ if(this.m_limitState2==b2Joint.e_atUpperLimit)
+ {tMat=b2.m_R;r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;p2X=b2.m_position.x+r2X;p2Y=b2.m_position.y+r2Y;this.m_u2.Set(p2X-s2X,p2Y-s2Y);length2=this.m_u2.Length();if(length2>b2Settings.b2_linearSlop)
+ {this.m_u2.x*=1.0/length2;this.m_u2.y*=1.0/length2;}
+ else
+ {this.m_u2.SetZero();}
+ C=this.m_maxLength2-length2;linearError=b2Math.b2Max(linearError,-C);C=b2Math.b2Clamp(C+b2Settings.b2_linearSlop,-b2Settings.b2_maxLinearCorrection,0.0);impulse=-this.m_limitMass2*C;oldLimitPositionImpulse=this.m_limitPositionImpulse2;this.m_limitPositionImpulse2=b2Math.b2Max(0.0,this.m_limitPositionImpulse2+impulse);impulse=this.m_limitPositionImpulse2-oldLimitPositionImpulse;p2X=-impulse*this.m_u2.x;p2Y=-impulse*this.m_u2.y;b2.m_position.x+=b2.m_invMass*p2X;b2.m_position.y+=b2.m_invMass*p2Y;b2.m_rotation+=b2.m_invI*(r2X*p2Y-r2Y*p2X);b2.m_R.Set(b2.m_rotation);}
+ return linearError=this.m_upperAngle)
+ {if(this.m_limitState!=b2Joint.e_atUpperLimit)
+ {this.m_limitImpulse=0.0;}
+ this.m_limitState=b2Joint.e_atUpperLimit;}
+ else
+ {this.m_limitState=b2Joint.e_inactiveLimit;this.m_limitImpulse=0.0;}}
+ else
+ {this.m_limitImpulse=0.0;}
+ if(b2World.s_enableWarmStarting)
+ {b1.m_linearVelocity.x-=invMass1*this.m_ptpImpulse.x;b1.m_linearVelocity.y-=invMass1*this.m_ptpImpulse.y;b1.m_angularVelocity-=invI1*((r1X*this.m_ptpImpulse.y-r1Y*this.m_ptpImpulse.x)+this.m_motorImpulse+this.m_limitImpulse);b2.m_linearVelocity.x+=invMass2*this.m_ptpImpulse.x;b2.m_linearVelocity.y+=invMass2*this.m_ptpImpulse.y;b2.m_angularVelocity+=invI2*((r2X*this.m_ptpImpulse.y-r2Y*this.m_ptpImpulse.x)+this.m_motorImpulse+this.m_limitImpulse);}
+ else{this.m_ptpImpulse.SetZero();this.m_motorImpulse=0.0;this.m_limitImpulse=0.0;}
+ this.m_limitPositionImpulse=0.0;},SolveVelocityConstraints:function(step){var b1=this.m_body1;var b2=this.m_body2;var tMat;tMat=b1.m_R;var r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;var r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;tMat=b2.m_R;var r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;var r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;var oldLimitImpulse;var ptpCdotX=b2.m_linearVelocity.x+(-b2.m_angularVelocity*r2Y)-b1.m_linearVelocity.x-(-b1.m_angularVelocity*r1Y);var ptpCdotY=b2.m_linearVelocity.y+(b2.m_angularVelocity*r2X)-b1.m_linearVelocity.y-(b1.m_angularVelocity*r1X);var ptpImpulseX=-(this.m_ptpMass.col1.x*ptpCdotX+this.m_ptpMass.col2.x*ptpCdotY);var ptpImpulseY=-(this.m_ptpMass.col1.y*ptpCdotX+this.m_ptpMass.col2.y*ptpCdotY);this.m_ptpImpulse.x+=ptpImpulseX;this.m_ptpImpulse.y+=ptpImpulseY;b1.m_linearVelocity.x-=b1.m_invMass*ptpImpulseX;b1.m_linearVelocity.y-=b1.m_invMass*ptpImpulseY;b1.m_angularVelocity-=b1.m_invI*(r1X*ptpImpulseY-r1Y*ptpImpulseX);b2.m_linearVelocity.x+=b2.m_invMass*ptpImpulseX;b2.m_linearVelocity.y+=b2.m_invMass*ptpImpulseY;b2.m_angularVelocity+=b2.m_invI*(r2X*ptpImpulseY-r2Y*ptpImpulseX);if(this.m_enableMotor&&this.m_limitState!=b2Joint.e_equalLimits)
+ {var motorCdot=b2.m_angularVelocity-b1.m_angularVelocity-this.m_motorSpeed;var motorImpulse=-this.m_motorMass*motorCdot;var oldMotorImpulse=this.m_motorImpulse;this.m_motorImpulse=b2Math.b2Clamp(this.m_motorImpulse+motorImpulse,-step.dt*this.m_maxMotorTorque,step.dt*this.m_maxMotorTorque);motorImpulse=this.m_motorImpulse-oldMotorImpulse;b1.m_angularVelocity-=b1.m_invI*motorImpulse;b2.m_angularVelocity+=b2.m_invI*motorImpulse;}
+ if(this.m_enableLimit&&this.m_limitState!=b2Joint.e_inactiveLimit)
+ {var limitCdot=b2.m_angularVelocity-b1.m_angularVelocity;var limitImpulse=-this.m_motorMass*limitCdot;if(this.m_limitState==b2Joint.e_equalLimits)
+ {this.m_limitImpulse+=limitImpulse;}
+ else if(this.m_limitState==b2Joint.e_atLowerLimit)
+ {oldLimitImpulse=this.m_limitImpulse;this.m_limitImpulse=b2Math.b2Max(this.m_limitImpulse+limitImpulse,0.0);limitImpulse=this.m_limitImpulse-oldLimitImpulse;}
+ else if(this.m_limitState==b2Joint.e_atUpperLimit)
+ {oldLimitImpulse=this.m_limitImpulse;this.m_limitImpulse=b2Math.b2Min(this.m_limitImpulse+limitImpulse,0.0);limitImpulse=this.m_limitImpulse-oldLimitImpulse;}
+ b1.m_angularVelocity-=b1.m_invI*limitImpulse;b2.m_angularVelocity+=b2.m_invI*limitImpulse;}},SolvePositionConstraints:function(){var oldLimitImpulse;var limitC;var b1=this.m_body1;var b2=this.m_body2;var positionError=0.0;var tMat;tMat=b1.m_R;var r1X=tMat.col1.x*this.m_localAnchor1.x+tMat.col2.x*this.m_localAnchor1.y;var r1Y=tMat.col1.y*this.m_localAnchor1.x+tMat.col2.y*this.m_localAnchor1.y;tMat=b2.m_R;var r2X=tMat.col1.x*this.m_localAnchor2.x+tMat.col2.x*this.m_localAnchor2.y;var r2Y=tMat.col1.y*this.m_localAnchor2.x+tMat.col2.y*this.m_localAnchor2.y;var p1X=b1.m_position.x+r1X;var p1Y=b1.m_position.y+r1Y;var p2X=b2.m_position.x+r2X;var p2Y=b2.m_position.y+r2Y;var ptpCX=p2X-p1X;var ptpCY=p2Y-p1Y;positionError=Math.sqrt(ptpCX*ptpCX+ptpCY*ptpCY);var invMass1=b1.m_invMass;var invMass2=b2.m_invMass;var invI1=b1.m_invI;var invI2=b2.m_invI;this.K1.col1.x=invMass1+invMass2;this.K1.col2.x=0.0;this.K1.col1.y=0.0;this.K1.col2.y=invMass1+invMass2;this.K2.col1.x=invI1*r1Y*r1Y;this.K2.col2.x=-invI1*r1X*r1Y;this.K2.col1.y=-invI1*r1X*r1Y;this.K2.col2.y=invI1*r1X*r1X;this.K3.col1.x=invI2*r2Y*r2Y;this.K3.col2.x=-invI2*r2X*r2Y;this.K3.col1.y=-invI2*r2X*r2Y;this.K3.col2.y=invI2*r2X*r2X;this.K.SetM(this.K1);this.K.AddM(this.K2);this.K.AddM(this.K3);this.K.Solve(b2RevoluteJoint.tImpulse,-ptpCX,-ptpCY);var impulseX=b2RevoluteJoint.tImpulse.x;var impulseY=b2RevoluteJoint.tImpulse.y;b1.m_position.x-=b1.m_invMass*impulseX;b1.m_position.y-=b1.m_invMass*impulseY;b1.m_rotation-=b1.m_invI*(r1X*impulseY-r1Y*impulseX);b1.m_R.Set(b1.m_rotation);b2.m_position.x+=b2.m_invMass*impulseX;b2.m_position.y+=b2.m_invMass*impulseY;b2.m_rotation+=b2.m_invI*(r2X*impulseY-r2Y*impulseX);b2.m_R.Set(b2.m_rotation);var angularError=0.0;if(this.m_enableLimit&&this.m_limitState!=b2Joint.e_inactiveLimit)
+ {var angle=b2.m_rotation-b1.m_rotation-this.m_intialAngle;var limitImpulse=0.0;if(this.m_limitState==b2Joint.e_equalLimits)
+ {limitC=b2Math.b2Clamp(angle,-b2Settings.b2_maxAngularCorrection,b2Settings.b2_maxAngularCorrection);limitImpulse=-this.m_motorMass*limitC;angularError=b2Math.b2Abs(limitC);}
+ else if(this.m_limitState==b2Joint.e_atLowerLimit)
+ {limitC=angle-this.m_lowerAngle;angularError=b2Math.b2Max(0.0,-limitC);limitC=b2Math.b2Clamp(limitC+b2Settings.b2_angularSlop,-b2Settings.b2_maxAngularCorrection,0.0);limitImpulse=-this.m_motorMass*limitC;oldLimitImpulse=this.m_limitPositionImpulse;this.m_limitPositionImpulse=b2Math.b2Max(this.m_limitPositionImpulse+limitImpulse,0.0);limitImpulse=this.m_limitPositionImpulse-oldLimitImpulse;}
+ else if(this.m_limitState==b2Joint.e_atUpperLimit)
+ {limitC=angle-this.m_upperAngle;angularError=b2Math.b2Max(0.0,limitC);limitC=b2Math.b2Clamp(limitC-b2Settings.b2_angularSlop,0.0,b2Settings.b2_maxAngularCorrection);limitImpulse=-this.m_motorMass*limitC;oldLimitImpulse=this.m_limitPositionImpulse;this.m_limitPositionImpulse=b2Math.b2Min(this.m_limitPositionImpulse+limitImpulse,0.0);limitImpulse=this.m_limitPositionImpulse-oldLimitImpulse;}
+ b1.m_rotation-=b1.m_invI*limitImpulse;b1.m_R.Set(b1.m_rotation);b2.m_rotation+=b2.m_invI*limitImpulse;b2.m_R.Set(b2.m_rotation);}
+ return positionError<=b2Settings.b2_linearSlop&&angularError<=b2Settings.b2_angularSlop;},m_localAnchor1:new b2Vec2(),m_localAnchor2:new b2Vec2(),m_ptpImpulse:new b2Vec2(),m_motorImpulse:null,m_limitImpulse:null,m_limitPositionImpulse:null,m_ptpMass:new b2Mat22(),m_motorMass:null,m_intialAngle:null,m_lowerAngle:null,m_upperAngle:null,m_maxMotorTorque:null,m_motorSpeed:null,m_enableLimit:null,m_enableMotor:null,m_limitState:0});b2RevoluteJoint.tImpulse=new b2Vec2();
+var b2RevoluteJointDef=Class.create();Object.extend(b2RevoluteJointDef.prototype,b2JointDef.prototype);Object.extend(b2RevoluteJointDef.prototype,{initialize:function()
+ {this.type=b2Joint.e_unknownJoint;this.userData=null;this.body1=null;this.body2=null;this.collideConnected=false;this.type=b2Joint.e_revoluteJoint;this.anchorPoint=new b2Vec2(0.0,0.0);this.lowerAngle=0.0;this.upperAngle=0.0;this.motorTorque=0.0;this.motorSpeed=0.0;this.enableLimit=false;this.enableMotor=false;},anchorPoint:null,lowerAngle:null,upperAngle:null,motorTorque:null,motorSpeed:null,enableLimit:null,enableMotor:null});
diff --git a/templates/assets/libs/link/protoclass.js b/templates/assets/libs/link/protoclass.js
new file mode 100644
index 00000000..213ae8c1
--- /dev/null
+++ b/templates/assets/libs/link/protoclass.js
@@ -0,0 +1,176 @@
+var Class = {
+ create: function () {
+ var parent = null, properties = $A(arguments);
+ if (Object.isFunction(properties[0]))
+ parent = properties.shift();
+
+ function klass() {
+ this.initialize.apply(this, arguments);
+ }
+
+ Object.extend(klass, Class.Methods);
+ klass.superclass = parent;
+ klass.subclasses = [];
+
+ if (parent) {
+ var subclass = function () { };
+ subclass.prototype = parent.prototype;
+ klass.prototype = new subclass;
+ parent.subclasses.push(klass);
+ }
+
+ for (var i = 0; i < properties.length; i++)
+ klass.addMethods(properties[i]);
+
+ if (!klass.prototype.initialize)
+ klass.prototype.initialize = this.emptyFunction;
+
+ klass.prototype.constructor = klass;
+
+ return klass;
+ },
+ emptyFunction: function () { },
+
+};
+
+Class.Methods = {
+ addMethods: function (source) {
+ var ancestor = this.superclass && this.superclass.prototype;
+ var properties = Object.keys(source);
+
+ if (!Object.keys({ toString: true }).length)
+ properties.push("toString", "valueOf");
+
+ for (var i = 0, length = properties.length; i < length; i++) {
+ var property = properties[i], value = source[property];
+ if (ancestor && Object.isFunction(value) &&
+ value.argumentNames().first() == "$super") {
+ var method = value, value = Object.extend((function (m) {
+ return function () { return ancestor[m].apply(this, arguments) };
+ })(property).wrap(method), {
+ valueOf: function () { return method },
+ toString: function () { return method.toString() }
+ });
+ }
+ this.prototype[property] = value;
+ }
+
+ return this;
+ }
+};
+
+Object.extend = function (destination, source) {
+ for (var property in source)
+ destination[property] = source[property];
+ return destination;
+};
+
+Object.extend(Object, {
+ inspect: function (object) {
+ try {
+ if (Object.isUndefined(object)) return 'undefined';
+ if (object === null) return 'null';
+ return object.inspect ? object.inspect() : String(object);
+ } catch (e) {
+ if (e instanceof RangeError) return '...';
+ throw e;
+ }
+ },
+
+ toJSON: function (object) {
+ var type = typeof object;
+ switch (type) {
+ case 'undefined':
+ case 'function':
+ case 'unknown': return;
+ case 'boolean': return object.toString();
+ }
+
+ if (object === null) return 'null';
+ if (object.toJSON) return object.toJSON();
+ if (Object.isElement(object)) return;
+
+ var results = [];
+ for (var property in object) {
+ var value = Object.toJSON(object[property]);
+ if (!Object.isUndefined(value))
+ results.push(property.toJSON() + ': ' + value);
+ }
+
+ return '{' + results.join(', ') + '}';
+ },
+
+ toQueryString: function (object) {
+ return $H(object).toQueryString();
+ },
+
+ toHTML: function (object) {
+ return object && object.toHTML ? object.toHTML() : String.interpret(object);
+ },
+
+ keys: function (object) {
+ var keys = [];
+ for (var property in object)
+ keys.push(property);
+ return keys;
+ },
+
+ values: function (object) {
+ var values = [];
+ for (var property in object)
+ values.push(object[property]);
+ return values;
+ },
+
+ clone: function (object) {
+ return Object.extend({}, object);
+ },
+
+ isElement: function (object) {
+ return object && object.nodeType == 1;
+ },
+
+ isArray: function (object) {
+ return object != null && typeof object == "object" &&
+ 'splice' in object && 'join' in object;
+ },
+
+ isHash: function (object) {
+ return object instanceof Hash;
+ },
+
+ isFunction: function (object) {
+ return typeof object == "function";
+ },
+
+ isString: function (object) {
+ return typeof object == "string";
+ },
+
+ isNumber: function (object) {
+ return typeof object == "number";
+ },
+
+ isUndefined: function (object) {
+ return typeof object == "undefined";
+ }
+});
+
+function $A(iterable) {
+ if (!iterable) return [];
+ if (iterable.toArray) return iterable.toArray();
+ var length = iterable.length || 0, results = new Array(length);
+ while (length--) results[length] = iterable[length];
+ return results;
+}
+
+if (WebKit = navigator.userAgent.indexOf('AppleWebKit/') > -1) {
+ $A = function (iterable) {
+ if (!iterable) return [];
+ if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') &&
+ iterable.toArray) return iterable.toArray();
+ var length = iterable.length || 0, results = new Array(length);
+ while (length--) results[length] = iterable[length];
+ return results;
+ };
+}
\ No newline at end of file
diff --git a/templates/macro/content-links.html b/templates/macro/content-links.html
index 9746882d..8a08dda6 100644
--- a/templates/macro/content-links.html
+++ b/templates/macro/content-links.html
@@ -37,6 +37,9 @@
+
+
+
diff --git a/templates/macro/links-canvas.html b/templates/macro/links-canvas.html
new file mode 100644
index 00000000..7bbad9c8
--- /dev/null
+++ b/templates/macro/links-canvas.html
@@ -0,0 +1,76 @@
+
+
+
+
+
+
+
\ No newline at end of file