forked from: FanLoader
/**
* Copyright hyeongjin78 ( http://wonderfl.net/user/hyeongjin78 )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/5L1f
*/
// forked from geko's FanLoader
//textColorが反映されないのを修正
package {
import flash.display.Sprite;
import flash.events.Event;
import flash.events.MouseEvent;
public class FlashTest extends Sprite {
public var fanLoader:FanLoader;
public var i:int = 0;
public function FlashTest() {
fanLoader = new FanLoader(0, 0, 100);
addChild(fanLoader);
this.x = stage.stageWidth/2;
this.y = stage.stageHeight/2;
addEventListener(Event.ENTER_FRAME, loop);
fanLoader.addEventListener(MouseEvent.CLICK, function ():void{fanLoader.value = 0;});
}
public function loop(event:Event):void{
if(fanLoader.value >= 100) return;
fanLoader.value += 0.3;
//fanLoader.radius += 0.3;
fanLoader.color = fanLoader.textColor = HSVtoRGB(38, fanLoader.value/fanLoader.maximum*0.4+0.2, fanLoader.value/fanLoader.maximum*0.4+0.6);
}
private function HSVtoRGB(h:Number, s:Number, v:Number):uint{
if(Math.min(Math.max(h, 0), 360) != h) return 0;
if(Math.min(Math.max(s, 0), 1) != s) return 0;
if(Math.min(Math.max(v, 0), 1) != v) return 0;
var RGB:uint;
v = Math.round(v*255);
if(v > 255) v = 255;
//s==0の場合
if(s == 0) return (v << 16) | (v << 8) | v;
//s!=0の場合
var hi:Number = Math.floor(h/60)%6;
var f :Number = Math.floor(h/60)-hi;
var p :Number = Math.round(v*(1-s));
var q :Number = Math.round(v*(1-f*s));
var t :Number = Math.round(v*(1-(1-f)*s));
if(p > 255) p = 255;
if(q > 255) q = 255;
if(t > 255) t = 255;
switch(hi){
case 0: RGB = (v << 16) | (t << 8) | p; break;
case 1: RGB = (q << 16) | (v << 8) | p; break;
case 2: RGB = (p << 16) | (v << 8) | t; break;
case 3: RGB = (p << 16) | (q << 8) | v; break;
case 4: RGB = (t << 16) | (p << 8) | v; break;
case 5: RGB = (v << 16) | (p << 8) | q; break;
}
return RGB;
}
}
}
//円形のLoader
import flash.display.DisplayObjectContainer;
import flash.display.Sprite;
import flash.text.TextField;
import flash.text.TextFormat;
class FanLoader extends Sprite{
private var graphics2:GraphicsPlus;
private var label:TextField;
private var _radius:Number = 0;
private var _value:Number = 0;
public function FanLoader(x:Number = 0, y:Number = 0, radius:Number = 80):void{
graphics2 = new GraphicsPlus();
label = new TextField();
label.mouseEnabled = false;
this.addChild(graphics2);
this.addChild(label);
this.x = x;
this.y = y;
this.radius = radius;
}
//最描画
private function draw():void{
this.graphics2.clear();
this.graphics2.beginFill(color);
this.graphics2.drawFan(0, 0, radius, radius*0.6, -90, value/maximum*360-90);
this.graphics2.endFill();
label.textColor = textColor;
label.text = String(Math.round(value/maximum*100)+"%");
}
//プロパティ
public var color:uint = 0xAAAAAA;
public var textColor:uint = 0xAAAAAA;
public var maximum:Number = 100;
public var minimum:Number = 0;
public function get radius():Number{
return _radius;
}
public function set radius(val:Number):void{
_radius = val;
label.defaultTextFormat = new TextFormat("Trebuchet MS", val*2/5, textColor, true, null, null, null, null, "center");
draw();
label.x = -val/2;
label.y = -label.textHeight/2;
label.width = val;
}
public function get value():Number{
return _value;
}
public function set value(val:Number):void{
_value = Math.min(100, val);
draw();
}
}
//扇形の描画クラス
import flash.display.IGraphicsData;
import flash.display.Shader;
import flash.display.Shape;
import flash.geom.Matrix;
import flash.geom.Point;
class GraphicsPlus extends Shape{
public function GraphicsPlus(){
beginFill = this.graphics.beginFill;
beginGradientFill = this.graphics.beginGradientFill;
beginShaderFill = this.graphics.beginShaderFill;
clear = this.graphics.clear;
curveTo = this.graphics.curveTo;
drawCircle = this.graphics.drawCircle;
drawEllipse = this.graphics.drawEllipse;
drawGraphicsData = this.graphics.drawGraphicsData;
drawPath = this.graphics.drawPath;
drawRect = this.graphics.drawRect;
drawRoundRect = this.graphics.drawRoundRect;
drawRoundRectComplex = this.graphics.drawRoundRectComplex;
drawTriangles = this.graphics.drawTriangles;
endFill = this.graphics.endFill;
lineGradientStyle = this.graphics.lineGradientStyle;
lineShaderStyle = this.graphics.lineShaderStyle;
lineStyle = this.graphics.lineStyle;
lineTo = this.graphics.lineTo;
moveTo = this.graphics.moveTo;
}
// 扇形を描くメソッド
// x:中心のx座標 y:中心のy座標
// r1:外円の半径 r2:内円の半径
// a1:始点の角度 a2:終点の角度
public function drawFan(x:Number, y:Number, r1:Number, r2:Number, a1:Number, a2:Number):void{
//角度をラジアンに直す
var radian1:Number = a1*Math.PI/180;
var radian2:Number = a2*Math.PI/180;
// 外円の描画
draw(x, y, r1, radian1, radian2, false);
// 内円の描画
draw(x, y, r2, radian2, radian1, true);
}
//扇形の外円・内円の描画
//参考サイト丸写し…
private function draw(x:Number, y:Number, r:Number, t1:Number, t2:Number, lineTo:Boolean):void{
var div:Number = Math.max(1, Math.floor(Math.abs(t1 - t2) / 0.4));
var lx:Number;
var ly:Number;
var lt:Number;
for (var i:int = 0; i <= div; i++) {
var ct:Number = t1 + (t2 - t1)*i/div;
var cx:Number = Math.cos(ct)*r + x;
var cy:Number = Math.sin(ct)*r + y;
if(i==0){
if(lineTo) this.graphics.lineTo(cx, cy);
else this.graphics.moveTo(cx, cy);
}else{
var cp:Point = getControlPoint(new Point(lx, ly), lt+Math.PI/2, new Point(cx, cy), ct+Math.PI/2);
this.graphics.curveTo(cp.x, cp.y, cx, cy);
}
lx = cx;
ly = cy;
lt = ct;
}
}
//コントロールポイントの計算
//参考サイト丸写し…
private function getControlPoint(p1:Point, t1:Number, p2:Point, t2:Number):Point{
var dif:Point = p2.subtract(p1);
var l12:Number = Math.sqrt(dif.x*dif.x + dif.y*dif.y);
var t12:Number = Math.atan2(dif.y, dif.x);
var l13:Number = l12*Math.sin(t2 - t12)/Math.sin(t2 - t1);
return new Point(p1.x+l13*Math.cos(t1), p1.y+l13*Math.sin(t1));
}
//------------------------------------------------
//「Graphicsクラスのサブクラス」風に見せるための変数
public var beginFill:Function;
public var beginGradientFill:Function;
public var beginShaderFill:Function;
public var clear:Function;
public var curveTo:Function;
public var drawCircle:Function;
public var drawEllipse:Function;
public var drawGraphicsData:Function;
public var drawPath:Function;
public var drawRect:Function;
public var drawRoundRect:Function;
public var drawRoundRectComplex:Function;
public var drawTriangles:Function;
public var endFill:Function;
public var lineGradientStyle:Function;
public var lineShaderStyle:Function;
public var lineStyle:Function;
public var lineTo:Function;
public var moveTo:Function;
}