Phaser.Line added to the group of geometry classes, with full point on line/segment and intersection tests (see new examples)

examples/geometry/line intersection.js

@@ -0,0 +1,80 @@
+
+var game = new Phaser.Game(800, 600, Phaser.CANVAS, 'phaser-example', { preload: preload, create: create, update: update, render: render });
+
+function preload() {
+
+    game.load.spritesheet('balls', 'assets/sprites/balls.png', 17, 17);
+
+}
+
+var handle1;
+var handle2;
+var handle3;
+var handle4;
+
+var line1;
+var line2;
+
+function create() {
+
+    game.stage.backgroundColor = '#124184';
+
+    handle1 = game.add.sprite(100, 200, 'balls', 0);
+    handle1.inputEnabled = true;
+    handle1.input.enableDrag(true);
+
+    handle2 = game.add.sprite(400, 300, 'balls', 0);
+    handle2.inputEnabled = true;
+    handle2.input.enableDrag(true);
+
+    handle3 = game.add.sprite(200, 400, 'balls', 1);
+    handle3.inputEnabled = true;
+    handle3.input.enableDrag(true);
+
+    handle4 = game.add.sprite(500, 500, 'balls', 1);
+    handle4.inputEnabled = true;
+    handle4.input.enableDrag(true);
+
+    line1 = new Phaser.Line(handle1.x, handle1.y, handle2.x, handle2.y);
+    line2 = new Phaser.Line(handle3.x, handle3.y, handle4.x, handle4.y);
+
+}
+
+var c = 'rgb(255,255,255)';
+var p = new Phaser.Point();
+
+function update() {
+
+    line1.fromSprite(handle1, handle2, true);
+    line2.fromSprite(handle3, handle4, true);
+
+    p = line1.intersects(line2, true);
+
+    if (p)
+    {
+        c = 'rgb(0,255,0)';
+    }
+    else
+    {
+        c = 'rgb(255,255,255)';
+    }
+ 
+}
+
+function render() {
+
+    game.debug.renderLine(line1, c);
+    game.debug.renderLine(line2, c);
+
+    game.debug.renderLineInfo(line1, 32, 32);
+    game.debug.renderLineInfo(line2, 32, 100);
+
+    if (p)
+    {
+        game.context.fillStyle = 'rgb(255,0,255)';
+        game.context.fillRect(p.x - 2, p.y - 2, 5, 5);
+    }
+
+    game.debug.renderText("Drag the handles", 32, 550);
+
+}