front_end/libs/Vector/Vector.js

//CLASS:矢量图形类
function Vector(geometry, style, attributes) {
	this.id = CanvasSketch.getId("vector");
	this.geometry = geometry;
	this.symbol2Ds = {};
	this.symbol2dsCount = 0;
	this.style = style;

	/*
	墙有这种属性，主要是墙上面的symbol
	children
	主要是针对symbol，其所在墙的id
	wallId=null;
	与墙重合的宽度
	width;
    //所在墙的端点的位置,如果是墙角，则wallendindex没有值
    wallstartindex;
    wallendindex;
    
    //门或窗的端点坐标
    point1;
    point2;
	
	//朝向
	//如果为1，表示当前点对应的直线中的b要大于symbol对应的b
    //如果为-1，表示小于
    //如果当前symbol对应的线是平行于x轴，则1表示对应的y大于symbol对应的y，-1表示小于
    //如果当前symbol对应的线是平行于y轴，则1表示对应的x大于symbol对应的x，-1表示小于
	toward=1;
	
	vectorMeasureid=null;
    select=false;
	calculatePoints=false;
	exist=false;
	selectSymbolIds=[];
	*/
	if (attributes) {
		this.attributes = attributes;
	} else {
		this.attributes = {};
	}
};

Vector.prototype.setwallInfo = function (wallid, startindex, endindex) {
	this.attributes.wallId = wallid;
	this.attributes.wallstartindex = startindex;
	this.attributes.wallendindex = endindex;
};

Vector.prototype.update = function (layer, wallid, startindex, endindex, point) {

	//向symbol设置墙的信息
	this.setwallInfo(wallid, startindex, endindex);
	//更新其他点
	var thick = layer.getThickness(wallid, startindex);
	this.geometry.wallType = layer.vectors[this.attributes.wallId].geometry.wallType;
	if (point != null) {
		this.attributes.toward = layer.calculateLine.getToward(this.geometry.point1, this.geometry.point2, point);
	}

	this.geometry.points = layer.calculateElement.getSymbolPoints(this.geometry.point1, this.geometry.point2, this.geometry.geoType, this.attributes.toward, thick);

	if (!this.attributes.draw) {
		layer.drawSingleVector(this);
		layer.vectors[this.id] = this;
		this.attributes.draw = true;
	}
};

Vector.prototype.getSymbolLen = function () {
	/*
	if(this.geometry.geoType=="Symbol2D_OpeningWindow")
    {
    	return layer.parameter.windowLength[0];
    }
    else if(this.geometry.geoType=="Symbol2D_OpeningDoor")
    {
    	return layer.parameter.doorLength[0];
    }
    else if(this.geometry.geoType=="Symbol2D_SimpleDoor")
    {
    	return layer.parameter.doorLength[1];
    }
    else if(this.geometry.geoType=="Symbol2D_SingleCasement")
    {
    	return layer.parameter.windowLength[1];
    }
    else if(this.geometry.geoType=="Symbol2D_SlidingDoor")
    {
    	return layer.parameter.doorLength[2];
    }
    else if(this.geometry.geoType=="Symbol2D_SlidingWindow")
    {
    	return layer.parameter.windowLength[2];
    }
    */
	if (this.geometry.points != null && this.geometry.points.length > 0) {
		//return BABYLON.Vector2.Distance(this.points[0],this.points[1]);
		return BABYLON.Vector2.Distance(this.geometry.point1, this.geometry.point2);
	} else if (this.geometry.geoType == "OpenDoor") {
		return 80;
	} else if (this.geometry.geoType == "OpenWindow") {
		return 60;
	} else if (this.geometry.geoType == "SimpleDoor") {
		return 80;
	} else if (this.geometry.geoType == "SingleCasement") {
		return 60;
	} else if (this.geometry.geoType == "BiFoldDoor") {
		return 120;
	} else if (this.geometry.geoType == "DoubleCasement") {
		return 100;
	} else if (this.geometry.geoType == "SlidingDoor") {
		return 120;
	} else if (this.geometry.geoType == "SlidingWindow") {
		return 100;
	}
};