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@steverichey
Created December 18, 2013 18:53
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The FlxGame class from my update to Gama11's MinimalistTD, demonstrating fullscreen resize code.
package;
import flash.events.Event;
import flash.Lib;
import flixel.FlxG;
import flixel.FlxGame;
import flixel.FlxCamera;
class GameClass extends FlxGame
{
private var _ratio:Float;
inline static private var GAME_WIDTH:Int = 320;
inline static private var GAME_HEIGHT:Int = 240;
/**
* Sets up our FlxGame class and loads into the MenuState.
*/
public function new()
{
var stageWidth:Int = Lib.current.stage.stageWidth;
var stageHeight:Int = Lib.current.stage.stageHeight;
var ratioX:Float = stageWidth / GAME_WIDTH;
var ratioY:Float = stageHeight / GAME_HEIGHT;
_ratio = Math.min(ratioX, ratioY);
var fps:Int = 60;
super(Math.ceil(stageWidth / _ratio), Math.ceil(stageHeight / _ratio), MenuState, _ratio, fps, fps);
// Center game on screen.
x = 0.5 * ( stageWidth - GAME_WIDTH * _ratio);
y = 0.5 * ( stageHeight - GAME_HEIGHT * _ratio);
// Load sounds for Android target.
#if android
FlxG.sound.add("build");
FlxG.sound.add("deny");
FlxG.sound.add("enemyhit");
FlxG.sound.add("enemykill");
FlxG.sound.add("gameover");
FlxG.sound.add("hurt");
FlxG.sound.add("select");
FlxG.sound.add("shoot");
FlxG.sound.add("td2");
FlxG.sound.add("wavedefeated");
#end
}
/**
* Override the base onResize function to center and stretch the game to fit the screen.
*/
override public function onResize( ?E:Event ):Void
{
// Set the FlxCamera's default zoom to one that will fill the screen but maintain the proper ratio.
FlxCamera.defaultZoom = Math.min( Lib.current.stage.stageWidth / FlxG.width, Lib.current.stage.stageHeight / FlxG.height );
// Set the main camera to the above default zoom, which is achieved by setting to zero.
// Note that this would not work if we used our own camera, or multiple cameras!
FlxG.camera.zoom = 0;
// Lastly, center the game on the screen.
x = ( Lib.current.stage.stageWidth - ( FlxG.width * FlxG.camera.zoom ) ) / 2;
y = ( Lib.current.stage.stageHeight - ( FlxG.height * FlxG.camera.zoom ) ) / 2;
super.onResize( E );
}
}
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