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Layer.getrotation

Terry Cavanagh edited this page Feb 28, 2018 · 1 revision
Layer.getrotation(layername:String):Float;

Get the rotation of a layer (in degrees). Default is 0.

  • layername: The name of the layer to check.

Example:

import haxegon.*;

class Main{
  function init(){
    Layer.create("foreground");
    Layer.attach("foreground");

    //Set the rotation of the "foreground" layer to 45 degrees.
    //Pivot around the centre.
    Layer.rotate("foreground", 45, Gfx.CENTER, Gfx.CENTER);
      
    Layer.drawto("foreground");
    for (i in 0 ... 200){
      //Draw 200 random circles on the "foreground" layer
      Gfx.fillcircle(Random.int(0, Gfx.screenwidth), Random.int(0, Gfx.screenheight), Random.int(50, 80), Col.hsl(Random.int(0, 360), 0.5, 0.5));
    }
    Gfx.drawtoscreen();
  }

  function update(){
    //Press LEFT and RIGHT to change the rotation of the "foreground" layer
    var currentrotation:Float = Layer.getrotation("foreground");
      
    if (Input.pressed(Key.LEFT)){
      Layer.rotate("foreground", currentrotation - 2, Gfx.CENTER, Gfx.CENTER);
    }else if (Input.pressed(Key.RIGHT)){
      Layer.rotate("foreground", currentrotation + 2, Gfx.CENTER, Gfx.CENTER);
    }
  }
}
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