Forked from: _wonder's セグメントをドラッグする:IK drag (3) diff:19 2つのセグメントを連動させドラッグする:IK drag (4) _wonder forked:1favorite:1lines:67license : MIT License modified : 2010-06-26 14:48:00 Embed Tweet // forked from _wonder's セグメントをドラッグする:IK drag (3) // forked from _wonder's セグメントをマウスに向ける:IK(1) // forked from _wonder's セグメントを描画:IK(1) package { import flash.display.Sprite; import flash.events.Event; public class InverseKinematics extends Sprite { private var seg0:Segment; private var seg1:Segment; public function InverseKinematics() { init(); } private function init():void { seg0 = new Segment(100, 20); addChild( seg0 ); seg1 = new Segment(100, 20); addChild( seg1 ); addEventListener(Event.ENTER_FRAME, onEnterFrame); } private function onEnterFrame( e:Event ):void { /* seg0の処理 */ var dx:Number = mouseX - seg0.x; var dy:Number = mouseY - seg0.y; var angle:Number = Math.atan2( dy, dx ); seg0.rotation = angle * 180 / Math.PI; //セグメントの位置をずらす var w:Number = seg0.getPin().x - seg0.x; var h:Number = seg0.getPin().y - seg0.y; seg0.x = mouseX - w; seg0.y = mouseY - h; /* seg1の処理 */ dx = seg0.x - seg1.x; dy = seg0.y - seg1.y; angle = Math.atan2( dy, dx ); seg1.rotation = angle * 180 / Math.PI; //セグメントの位置をずらす w = seg1.getPin().x - seg1.x; h = seg1.getPin().y - seg1.y; seg1.x = seg0.x - w; seg1.y = seg0.y - h; } } } import flash.display.Sprite; import flash.geom.Point; class Segment extends Sprite { private var color:uint; private var segmentWidth:Number; private var segmentHeight:Number; public var vx:Number = 0; public var vy:Number = 0; public function Segment(segmentWidth:Number,segmentHeight:Number,color:uint=0xffffff){ this.segmentWidth = segmentWidth; this.segmentHeight = segmentHeight; this.color = color; init(); } public function init():void { //セグメントの描画 graphics.lineStyle( 0 ); graphics.beginFill( color ); graphics.drawRoundRect( -segmentHeight / 2, -segmentHeight / 2, segmentWidth+segmentHeight, segmentHeight, segmentHeight, segmentHeight ); graphics.endFill(); //ピン graphics.drawCircle( 0, 0, 2 ); graphics.lineStyle( 0, 0xcc0000 ); graphics.beginFill( 0xcc0000 ); graphics.drawCircle( segmentWidth, 0, 2 ); } public function getPin():Point { var angle:Number = rotation * Math.PI / 180; var xPos:Number = x + Math.cos( angle ) * segmentWidth; var yPos:Number = y + Math.sin( angle ) * segmentWidth; return new Point( xPos, yPos ); } } Code Fullscreen Preview Fullscreen xor Math.atan2 mouseY mouseX rotation Math.PI addChild addEventListener Point Math.cos Event.ENTER_FRAME Math.sin Event uint Sprite Number sort new page view favorite forked pv1172 複数のセグメントを連動させドラッグする:IK drag (5.. _wonder forked:1 favorite:1lines:67 (diff:40) tag: ik