53 lines
1.7 KiB
TypeScript
53 lines
1.7 KiB
TypeScript
// Learn TypeScript:
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// - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/typescript.html
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// - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/typescript.html
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// Learn Attribute:
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// - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/reference/attributes.html
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// - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/reference/attributes.html
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// Learn life-cycle callbacks:
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// - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/life-cycle-callbacks.html
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// - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/life-cycle-callbacks.html
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const {ccclass, property} = cc._decorator;
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@ccclass
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export default class CommonUils {
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private static chNumArr:string[] = ["零","一","二","三","四","五","六","七","八","九"];
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/**
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* 获得相对于某个节点的位置
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* @param relaNode
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* @param targetNode
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*/
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public static transRelativePos(relaNode:cc.Node,targetNode:cc.Node):cc.Vec2
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{
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var worldPos:cc.Vec2 = targetNode.parent.convertToWorldSpaceAR(targetNode.position);
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var relaPos:cc.Vec2 = relaNode.parent.convertToNodeSpaceAR(worldPos);
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return relaPos;
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}
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public static transRelativeFromPos(relaNode:cc.Node,position:cc.Vec2):cc.Vec2
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{
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var worldPos = relaNode.convertToWorldSpaceAR(position);
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var pos = cc.v2(worldPos.x - cc.winSize.width * 0.5,worldPos.y - cc.winSize.height * 0.5);
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return pos;
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}
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public static converCHNumber(num:number):string
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{
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num = Math.floor(num);
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if(num < 0)
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num = 0;
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if(num > 9)
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num = 9;
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return this.chNumArr[num];
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}
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}
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