flash场影控制

var radar_offset:Number=0;
var currentid:Number=0;
var topid:Number=1;
var hotspots:Array=new Array;

// Create container movieclip
var vr:MovieClip = _root.createEmptyMovieClip("vr", 1);
// prevent access to "real" root
vr._lockroot=true;

function clearHotspots() {
var mc:MovieClip;
var i:Number;
for (i=0;i<hotspots.length;i++) {
mc=hotspots[i];
mc.removeMovieClip();
}
hotspots=new Array();
}

function loadPanorama(id:Number) {
// Create a Movieclip loader
var myLoader = new MovieClipLoader();
var myListener = new Object();

// remove old Hotspots
clearHotspots();

myListener.onLoadStart = function () {
  var filename:String;
// Set the dimentions and position of the pano
  vr.window_width=470;
  vr.window_height=380;
  vr.window_x=120;
   vr.window_y=10;
// change autorotation
   vr.autorotate=0.5;
   vr.autorotate_delay=20;

  // add a preview bar...
  var my_fmt:TextFormat = new TextFormat();
  my_fmt.bold = true;
  my_fmt.font = "Arial";
  my_fmt.size = 12;
  my_fmt.color = 0xffffff;
  _root.createTextField("pretxt",10,170,40,200,20);
  _root.pretxt.setNewTextFormat(my_fmt);
  _root.pretxt.selectable = false;
  _root.pretxt.text = "Loading...";
  _root.createEmptyMovieClip("prebar",21);
};

myListener.onLoadProgress = function(target_mc:MovieClip, loadedBytes:Number, totalBytes:Number) {
  // update progress bar
  var x1:Number,x2:Number,y1:Number,y2:Number;
  _root.pretxt.text = "Loading... " + Math.floor(100*loadedBytes/totalBytes) + " %";
  _root.prebar.clear();
  _root.prebar.beginFill(0x0000FF, 30);
  _root.prebar.lineStyle(2, 0x000080, 100);

  x1=_root.pretxt._x;
  x2=x1 + 180 * loadedBytes/totalBytes;
  y1=_root.pretxt._y+20;
  y2=y1+10;

  _root.prebar.moveTo(x1, y1);
  _root.prebar.lineTo(x2, y1);
  _root.prebar.lineTo(x2, y2);
  _root.prebar.lineTo(x1, y2);
  _root.prebar.lineTo(x1, y1);
  _root.prebar.endFill();

};

myListener.onLoadComplete = function () {
  // remove progress bar
  _root.pretxt.removeTextField();
  _root.prebar.removeMovieClip();
};

myListener.onLoadInit = function () {
  setupPanorama(currentid);
  // Add another hotspot to position pan 0, tilt -90 (nadir) without rollover effect
  var hs_p2q:MovieClip=_root.attachMovie("pano2qtvr_lib","hs_textmc2",10200);
  hs_p2q.onRelease=function() {
   _root.getURL('http://www.pano2qtvr.com','_blank');
  }
  vr.pano.addHotspot('p2q',0,-90,hs_p2q);
  // add hotspots to a list to clear them
  hotspots.push(hs_p2q);
  compass.fov._visible=true;
};

// add the Listener
myLoader.addListener(myListener);

// set the parameters for the different panoramas
if (id==1) {
  filename="park.swf";
  radar_offset=-10;
  compass._x=map._x+map.bt1._x;
  compass._y=map._y+map.bt1._y;
}
if (id==2) {
  filename="pavilion.swf";
  radar_offset=110;
  compass._x=map._x+map.bt2._x;
  compass._y=map._y+map.bt2._y;
}
if (id==3) {
  filename="fountain.swf";
  compass._x=map._x+map.bt3._x;
  compass._y=map._y+map.bt3._y;
  radar_offset=210;
}
// remove the radar during loading
compass.fov._xscale=0;
compass.fov._yscale=0;
compass.fov._visible=false;

// ... and finally load the pano!
myLoader.loadClip(filename, vr);
currentid=id;

}

function addNextPanoHotspot(aid:String,apan:Number,atilt:Number,hstext:String,nid:Number) {
// Add first Hotspot
topid++;
var hs_textmc1:MovieClip=_root.attachMovie("hs_lib","hs_textmc1",10000 + topid);

// Set the text of this instance
hs_textmc1.hstext.text=hstext;
// Add a action to this instance
hs_textmc1.onRelease=function() {
  loadPanorama(nid);
}
// Rollover effect
hs_textmc1.hstext._visible=false;
hs_textmc1.onRollOver=function() {
  hs_textmc1.hstext._visible=true;
}
hs_textmc1.onRollOut=function() {
  hs_textmc1.hstext._visible=false;
}
vr.pano.addHotspot(aid,apan,atilt,hs_textmc1);
// add hotspots to a list to clear them
hotspots.push(hs_textmc1);
}

// attach the border. The border is "higher" then the restm so it is in the forgound
var border:MovieClip=_root.attachMovie("border_lib","border",20001,{_alpha:100});

// add the map
var map:MovieClip=_root.attachMovie("map","map",20005,{_x:0,_y:100});

// connect the buttons in the map
map.bt1.onPress=function () {
loadPanorama(1);
}
map.bt2.onPress=function () {
loadPanorama(2);
}
map.bt3.onPress=function () {
loadPanorama(3);
}

// ... and the rader is even higher...
var compass:MovieClip=_root.attachMovie("compass_lib","compass",20010,{_x:60,_y:200,_alpha:50});

compass.fov._xscale=0;
compass.fov._yscale=0;
compass._visible=true;
compass.fov._visible=false;

// update the shape of the rader on each frame
_root.onEnterFrame=function() {
compass.fov._rotation=-(vr.pano.getPan()+radar_offset);
compass.fov._xscale=100*Math.tan(vr.pano.getFov()*Math.PI/360);
compass.fov._yscale=100*Math.cos(vr.pano.getTilt()*Math.PI/180);
}

// load the pavilion pano first
loadPanorama(2);