白鹭(1)-创建公共样式

// 加载图片公共类
function createImg(name){//图片名字
    let result =new egret.Bitmap();
    result.texture=RES.getRes(name);
    return result;
}
// 按钮公共类
function createBtn(x,y,bgColor,activeBgcolor, btnwidth,btnheight,btntext,textsize,textcolor,eliscWidth,eliscHeight,callback=function(){}){
    let result=new egret.Sprite();  
    result.x=x;
    result.y=y; 
    let shap=new egret.Shape();
    result.addChild(shap);
    shap.graphics.beginFill(bgColor);
    shap.graphics.drawRoundRect(0,0,btnwidth,btnheight,eliscWidth,eliscHeight);
    shap.graphics.endFill();
    let text=new egret.TextField();
    result.addChild(text);
    text.text=btntext;
    text.width=btnwidth;
    text.height=btnheight;
    text.size=textsize;
    text.textColor=textcolor;
    text.textAlign=egret.HorizontalAlign.CENTER;
    text.verticalAlign=egret.VerticalAlign.MIDDLE;

    //添加点击事件
    shap.touchEnabled=true;
    shap.addEventListener(egret.TouchEvent.TOUCH_BEGIN,function(){
        shap.graphics.clear();
            shap.graphics.beginFill(activeBgcolor);
            shap.graphics.drawRoundRect(0,0,btnwidth,btnheight,eliscWidth,eliscHeight);
            shap.graphics.endFill();
    },shap);
      //添加结束事件
    shap.addEventListener(egret.TouchEvent.TOUCH_END,function(){
        shap.graphics.clear();
            shap.graphics.beginFill(bgColor);
            shap.graphics.drawRoundRect(0,0,btnwidth,btnheight,eliscWidth,eliscHeight);
            shap.graphics.endFill();
            callback();
           
    },shap);
     shap.addEventListener(egret.TouchEvent.TOUCH_RELEASE_OUTSIDE,function(){
        shap.graphics.clear();
            shap.graphics.beginFill(bgColor);
            shap.graphics.drawRoundRect(0,0,btnwidth,btnheight,eliscWidth,eliscHeight);
            shap.graphics.endFill();
    },shap);
    return result;
    
}