// number of boulders in the game boulders = 20; for (x=1; x<=boulders; x++) { // creating the boulders bould = _root.attachMovie("boulder", "boulder_"+_root.getNextHighestDepth(), _root.getNextHighestDepth()); // placing them in random positions and with random dimensions bould._x = Math.floor(Math.random()*400)+50; bould._y = Math.floor(Math.random()*200)+150; bould._width = Math.floor(Math.random()*30)+20; bould._height = bould._width; // setting picked attribute as false // picked = false => the boulder has not been picked by the hook // picked = true => the boulder has been picked bould.picked = false; // function to be executed at every frame for the boulder bould.onEnterFrame = function() { // if it's not been picked... if (!this.picked) { // check if the hook is in shoot mode and touched the boulder // you'll see later what do hot_spot_x and hot_spot_y mean if (pod_status == "shoot" and this.hitTest(hot_spot_x, hot_spot_y, true)) { // set the hook on rewind mode pod_status = "rewind"; // mark this boulder as picked this.picked = true; // determining the slowdown according to boulder size slowdown = Math.floor(this._width/5); } } else { // the boulder has been picked, so move it as the hook moves this._x = hot_spot_x; this._y = hot_spot_y; // if the hook status changed to rotate // (this means: if the hook took a boulder and pulled it out to surface... if (pod_status == "rotate") { // remove the boulder this.removeMovieClip(); } } }; } // placing the hook on stage _root.attachMovie("pod","pod",_root.getNextHighestDepth(),{_x:250}); // creating an empty movie clip to draw the rope _root.createEmptyMovieClip("rod",_root.getNextHighestDepth()); // this is the rotation direction and speed rotation_dir = 2; // hook initial status pod_status = "rotate"; // slowdown malus slowdown = 0; // function the hook will execute at every frame pod.onEnterFrame = function() { // getting pod status switch (pod_status) { case "rotate" : // if the status is rotate, just rotate the hook according to rotation_dir this._rotation += rotation_dir; if (this._rotation == 80 or this._rotation == -80) { // invert rotation_dir if the hook reaches its minimum (or maximum) rotation allowed rotation_dir *= -1; } break; case "shoot" : // the hook has ben shoot // (re)set slowdown malus to zero slowdown = 0; // moving the hook using trigonometry this._x += 10*Math.cos(dir); this._y += 10*Math.sin(dir); // determining the hot spot of the hook // the hot spot is the lowest corner of the hook (that acts like an harpoon in this case) hot_spot_x = this._x+40*Math.cos(dir); hot_spot_y = this._y+40*Math.sin(dir); // if the hot spot goes off the stage if (hot_spot_y>400 or hot_spot_x<0 or hot_spot_x>500) { // then rewind the hook pod_status = "rewind"; } // draw a line from the hook starting position to its actual position // this will simulate the rope rod.clear(); rod.lineStyle(1,0x000000); rod.moveTo(250,0); rod.lineTo(this._x,this._y); break; case "rewind" : // rewinding the hook... // it may seem a nonsense determining the hot spot now, but I need id // to move the boulder (if I have any boulder attached to the hook) hot_spot_x = this._x+40*Math.cos(dir); hot_spot_y = this._y+40*Math.sin(dir); // moving the hook with slowdown malus (if any) this._x -= (10-slowdown)*Math.cos(dir); this._y -= (10-slowdown)*Math.sin(dir); // if the hook returns in its initial position... if (this._y<0) { // then reset its position and set its status to rotate this._y = 0; this._x = 250; pod_status = "rotate"; } // drawing a line as seen in shoot status rod.clear(); rod.lineStyle(1,0x000000); rod.moveTo(250,0); rod.lineTo(this._x,this._y); break; } }; // when the mouse is clicked... _root.onMouseDown = function() { // if the status is rotate... if (pod_status == "rotate") { // save hook heading and convert it to radians dir = (pod._rotation+90)*0.0174532925; // set pod status to shoot pod_status = "shoot"; } };