Leturn.Util.Color

brightnessMethodstatic
( color:uint, ratio:Number ):uint

지정한 컬러값은 ratio 비율에 대응하는 상대적 밝기가 적용된 컬러값을 구한다. <script> function testBrightness() { var aa = document.getElementById( 'aa' ); var color = LtnU.Color.brightness( LtnU.Color.toRGB( aa.style.backgroundColor ), 0.1 ); aa.style.backgroundColor = LtnU.Color.toHEX( color ); }; </script> <body> <div id='aa' style='width:100px; height:100px; background-color:#963;'></div> <button onclick='testBrightness();'>test Brightness</button> </body> 참조 :
- Leturn.Util.Color.darkness
drawGradientMethodstatic
( target:HTMLElement, seqeunceColors:Array, seqeunceLength:int, w:int, h:int, vertical:Boolean ):void

대상엘리먼트에 그라디언트 맵을 그리고 적용한다. <div id='aa'></div> <script type="text/javascript"> function draw() { var target = document.getElementById('aa'); LtnU.Color.drawGradient(target, [[0xff0000, 0xffff00], [0xffff00, 0x00FF00], [0x00FF00, 0x00FFFF], [0x00FFFF, 0x0000FF], [0x0000FF, 0xFF00FF],[ 0xFF00FF, 0xFF0000] ], 30, 200, 100); } </script> <button onclick='draw();'>draw</button>