move examples from public to their own examples folder

pyscriptjs/examples/mario/js/sprite.js

@@ -0,0 +1,47 @@
+(function() {
+  if (typeof Mario === 'undefined')
+    window.Mario = {};
+
+  var Sprite = Mario.Sprite = function(img, pos, size, speed, frames, once) {
+    this.pos = pos;
+    this.size = size;
+    this.speed = speed;
+    this._index = 0;
+    this.img = img;
+    this.once = once;
+    this.frames = frames;
+  }
+
+  Sprite.prototype.update = function(dt, gameTime) {
+    if (gameTime && gameTime == this.lastUpdated) return;
+    this._index += this.speed*dt;
+    if (gameTime) this.lastUpdated = gameTime;
+  }
+
+  Sprite.prototype.setFrame = function(frame) {
+    this._index = frame;
+  }
+
+  Sprite.prototype.render = function(ctx, posx, posy, vX, vY) {
+    var frame;
+
+    if (this.speed > 0) {
+      var max = this.frames.length;
+      var idx = Math.floor(this._index);
+      frame = this.frames[idx % max];
+
+      if (this.once && idx >= max) {
+        this.done = true;
+        return;
+      }
+    } else {
+      frame = 0;
+    }
+
+    var x = this.pos[0];
+    var y = this.pos[1];
+
+    x += frame*this.size[0];
+    ctx.drawImage(resources.get(this.img), x + (1/3),y + (1/3), this.size[0] - (2/3), this.size[1] - (2/3), Math.round(posx - vX), Math.round(posy - vY), this.size[0],this.size[1]);
+  }
+})();