integ/js/vs/tweets/tweetvote-anim.js
changeset 28 84719280c84d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/integ/js/vs/tweets/tweetvote-anim.js	Fri Apr 12 15:08:00 2013 +0200
@@ -0,0 +1,320 @@
+var canvas;
+var tooltipOpen=true;
+var Width  = 960;
+var Height = 400;
+var delta = [0, 0];
+var stage = [195, 250, 1150, 835]   //     bottom
+var b2bod = [];
+
+var worldAABB, world, iterations = 1, timeStep = 1 / 20;
+
+var walls = [];
+var wall_thickness = 20;
+var wallsSetted = false;
+
+var bodies, elements, text;
+
+var createMode = false;
+var destroyMode = false;
+
+var emptyBottom = true;
+
+var isFreezing = false;
+var refLoop, refFileAttente;
+
+var isMouseDown = false;
+var isMouseDragging = false;
+var isMouseDragging2 = true;
+var mouseJoint;
+var mouse = { x: 0, y: 0 };
+var gravity = { x: 0, y: 0.3 };
+
+var PI2 = Math.PI * 2;
+
+var timeOfLastTouch = 0;
+var tweetSilos = [];
+
+init();
+play();
+
+function init() {
+
+	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() {
+
+  if(!isFreezing)
+    refLoop = setInterval( loop, 1000 / 40 );
+ else
+    clearInterval(refLoop);
+    
+  isFreezing = !isFreezing;
+}
+
+function reset() {
+
+	if(bodies) {
+		for (var i= 0; i < bodies.length; i++ ) {
+			var body = bodies[ i ]
+			canvas.removeChild( body.GetUserData().element );
+			world.DestroyBody( body );
+			body = null;
+		}
+	}
+	bodies = [];
+	elements = [];
+}
+
+function loop() {
+
+	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];
+
+	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';
+	}
+}
+
+function createBox(world, x, y, width, height, fixed) {
+
+  var c=document.createElement('canvas');
+  var ctx=c.getContext("2d");
+  ctx.fillStyle="#FF0000";
+  ctx.fillRect(0,0,1500,750);
+
+	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 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;
+	} else {
+    
+    walls[0] = createBox(world, 1880, 900, wall_thickness, 900); //  rightmost wall
+    walls[1] = createBox(world, 1510, 600, wall_thickness, 300); //  wall 4 / 3
+   
+    walls[2] = createBox(world, 1130, 600, wall_thickness, 300); //  wall 3 / 2
+    walls[3] = createBox(world, 760, 600, wall_thickness, 300); //   wall 2 / 1
+    walls[4] = createBox(world, 390, 600, wall_thickness, 300); //   leftmostwall   
+   
+    walls[5] = createBox(world, 580, 600, 170, 10); //  4    
+    walls[6] = createBox(world, 950, 750, 170, 10); //  3   
+    walls[7] = createBox(world, 1320, 750, 170, 10); //  2   
+    walls[8] = createBox(world, 1690, 600, 170, 10); //  1   
+    
+    setInterval(function() {
+    
+      // Check if div podiums are already loaded
+      if($('#podium div').size() > 0) {
+        
+        $('#podium div').each( function(idx, panel) {
+       
+          var idxWall = 5+idx;
+          var yWall = 920-$(this).height();
+          world.DestroyBody(walls[idxWall]);
+          walls[idxWall] = createBox(world, 580+370*idx, yWall, 170, 10);      
+        
+        });
+      }
+    }, 1000);
+  }
+}
+
+function  createBallTweetForce(t) {
+
+	var element = document.createElement( 'div' );
+	element.width = 96;
+	element.height = 96;	
+	element.style.position = 'absolute';
+	element.style.left = -200 + 'px';
+	element.style.top = -200 + 'px';
+	element.style.cursor = "default";
+  element.style.hover = "red";
+	element.id = t.id_str;
+  
+  var id = "tweet_"+bodies.length;
+  var canvas = document.getElementById('canvas');
+	canvas.appendChild(element);
+	elements.push( element );
+
+  BALL_SIZE = 150;
+  
+  var circle = document.createElement('canvas');
+  circle.width = 96;
+  circle.height = 96;
+
+  var offset = (48 - BALL_SIZE)/2;
+  
+  var graphics = circle.getContext('2d');
+  graphics.fillStyle = "white";
+  graphics.beginPath();
+  graphics.arc(BALL_SIZE* .25+10, BALL_SIZE* .25, BALL_SIZE* .25, 0, PI2, true); 
+  graphics.closePath();
+  graphics.fill();
+    
+  graphics.fillStyle = "#E2F0D6";
+  graphics.beginPath();
+  graphics.arc(BALL_SIZE * .5 +offset+24, BALL_SIZE * .5+offset+14, BALL_SIZE * .20, 0, PI2, true);
+  graphics.closePath();
+  graphics.fill();
+  
+  var img = new Image();
+  img.src = t.profile_image_url;
+
+  img.onload = function(){
+
+    // Resize image
+    var canvasCopy = document.createElement("canvas");
+    var copyContext = canvasCopy.getContext("2d");
+    canvasCopy.width = 96;
+    canvasCopy.height = 96;
+    copyContext.drawImage(img, 0, 0, 96, 96);
+
+    var ptrn = graphics.createPattern(canvasCopy,'no-repeat');
+    graphics.fillStyle = ptrn;
+    graphics.fill(-5,0,150,150);
+  }
+  
+	element.appendChild(circle);
+
+	var circle = new b2CircleDef();
+	circle.radius = BALL_SIZE/4+2 ;
+	circle.density = 1;
+	circle.friction = 0.3;
+	circle.restitution = 0.3;
+
+  var a, b, xpos, ypos;
+
+  switch (t.cat) { 
+    case 0: // 1
+      a = 250;
+      b = -100;
+      xpos = 40;
+      ypos = 250;
+      break; 
+    case 1: // 2
+      a = 250;
+      b = -150;
+      xpos = 40;
+      ypos = 70;      
+      break; 
+    case 2: // 3
+      a = 290;
+      b = -180;
+      xpos = 40;
+      ypos = 100;    
+      break; 
+    case 3: // 4
+      a = 400;
+      b = -180;
+      xpos = 40;
+      ypos = 150;      
+      break;     
+    default:
+      a = 390;
+      b = -180;
+      xpos = 40;
+      ypos = 70;      
+      console.log("DEFAULT IMPULS PARAMS! Should not be there..");
+      break; 
+  }
+
+  var b2body = new b2BodyDef();  
+	b2body.AddShape(circle);
+	b2body.userData = {element: element};
+	b2body.position.Set( xpos, ypos);
+  
+  b2body.linearVelocity.Set(a, b);
+  b2bod[t.id_str] = world.CreateBody(b2body);
+  console.log("created " + t.id_str)
+	bodies.push(b2bod[t.id_str]);	
+
+	$("#"+t.id_str).mouseover(function() {
+	    var _of = $(this).offset();
+	    $(this).css({
+	        "cursor": "pointer"
+	    });
+	    showTooltip(t, _of.left, _of.top);  
+	}).mouseout(hideTooltip).click(function() {
+        addTweetToSelection($("#btv-tooltip"));
+	    $(this).fadeTo(100,.25, function() {
+	        $(this).fadeTo(100,1);
+	        showControlPanel();
+	    })
+	});
+   
+/*  $("#"+t.id_str).click(function() {
+		if(!isMouseDragging) {
+            fancyBoxTwitter(t.from_user, (t.candidats && t.candidats.length ? candidats[t.candidats[0]].couleur : '#666699'));
+//      window.open("https://twitter.com/#!/"+t.from_user+"/status/"+t.id_str);
+    }
+  });   */
+}
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