function CalculateElement(layer) {
	this.layer = layer
	this.calculateLine = this.layer.calculateLine;
};

CalculateElement.prototype.getSquarePointsFromStair = function (line1, line2, verticalLine1, verticalLine2) {
	var tempjoin1 = this.calculateLine.getIntersectionPoint(verticalLine1, line1);
	var tempjoin3 = this.calculateLine.getIntersectionPoint(verticalLine1, line2);
	var tempjoin2 = this.calculateLine.getIntersectionPoint(verticalLine2, line1);
	var tempjoin4 = this.calculateLine.getIntersectionPoint(verticalLine2, line2);
	var distance = BABYLON.Vector2.Distance(tempjoin1, tempjoin2);
	var num = parseInt(distance / this.layer.parameter.staircell);
	var count = 1;
	var linkedpoints = [];
	linkedpoints.push({ 1: tempjoin1, 2: tempjoin3 });
	while (count < num) {
		var verticalLine = null;
		if (verticalLine2.hasOwnProperty('x')) {
			diff = (verticalLine2.x - verticalLine1.x) / num;
			verticalLine = { a: 0, b: 0, x: (verticalLine2.x - diff * count) };
		}
		else if (verticalLine2.hasOwnProperty('y')) {
			diff = (verticalLine2.y - verticalLine1.y) / num;
			verticalLine = { a: 0, b: 0, x: (verticalLine2.y - diff * count) };
		}
		else {
			diff = (verticalLine2.b - verticalLine1.b) / num;
			verticalLine = { a: verticalLine2.a, b: (verticalLine2.b - diff * count) };
		}

		var join1 = this.calculateLine.getIntersectionPoint(verticalLine, line1);
		var join2 = this.calculateLine.getIntersectionPoint(verticalLine, line2);

		linkedpoints.push({ 1: join1, 2: join2 });
		++count;
	}
	linkedpoints.push({ 1: tempjoin2, 2: tempjoin4 });
	return linkedpoints;

};

CalculateElement.prototype.GetSpiralpoints = function (point) {
	var line = {};
	var points = [];
	var verticalLine = {};
	var verticalLine1 = {};
	var verticalLine2 = {};

	points.push({ x: (point.x + this.layer.parameter.spiralR1), y: point.y });
	points.push({ x: (point.x - this.layer.parameter.spiralR1), y: point.y });

	for (var i = 1; i < 6; ++i) {
		line.a = Math.tan(i * 30 * Math.PI / 180);
		line.b = point.y - line.a * point.x;

		verticalLine.a = -1 / line.a;
		verticalLine1.a = -1 / line.a;
		verticalLine2.a = -1 / line.a;

		verticalLine.b = point.y + 1 / line.a * point.x;

		verticalLine1.b = verticalLine.b + this.layer.calculateLine.driftY3(verticalLine.a, this.layer.parameter.spiralR1);
		verticalLine2.b = verticalLine.b - this.layer.calculateLine.driftY3(verticalLine.a, this.layer.parameter.spiralR1);

		var join1 = this.layer.calculateLine.getIntersectionPoint(verticalLine1, line);
		points.push(join1);
		var join2 = this.layer.calculateLine.getIntersectionPoint(verticalLine2, line);
		points.push(join2);
	}
	return points;
};


//三个点的时候
CalculateElement.prototype.getAllPointsFromStair = function (points) {
	var allpoints = {};

	var linkedpoints = [];
	//表示不是闭合的
	var state = 1;

	var interval1 = (this.layer.parameter.stairWidth + this.layer.parameter.stairMeasure);
	var interval2 = this.layer.parameter.stairWidth;
	//和墙没关系，只是使用了它的函数
	var lines = this.getWalllines(points, state, interval1, interval2);
	var edgepoints = this.getOutlineMeasureJoin(lines, points, state);

	var verticalLine_a = null;
	var verticalLine_b = null;

	for (var i = 0; i < edgepoints.border1.length - 1; ++i) {
		var point11 = edgepoints.border1[i];
		var point12 = edgepoints.border1[i + 1];

		var point21 = edgepoints.border2[i];
		var point22 = edgepoints.border2[i + 1];

		var line1 = this.calculateLine.createLine(point11, point12);
		var line2 = this.calculateLine.createLine(point21, point22);

		var num, extendnum, extenddiff, verticalLine1, verticalLine3;
		var join1, join2, join3, join4;

		var extendDistance = null;

		verticalLine1 = this.calculateLine.getVerticalLine(line2, point21);
		verticalLine3 = this.calculateLine.getVerticalLine(line2, point11);

		var tempjoin1 = this.calculateLine.getIntersectionPoint(verticalLine1, line1);
		var distance1 = BABYLON.Vector2.Distance(tempjoin1, point11);
		if (distance1 < this.layer.parameter.minInterval) {
			linkedpoints.push({ 1: point11, 2: point21 });
			verticalLine_a = verticalLine1;
		}
		else if (this.calculateLine.containPoint(point11, point12, tempjoin1)) {
			verticalLine_a = verticalLine1;
			num = parseInt(distance1 / this.layer.parameter.staircell);
			if (num == 0 && distance1 > this.layer.parameter.minInterval) {
				num = 1;
			}
			var count = 0;
			while (count < num) {
				var verticalLine = null;
				if (verticalLine3.hasOwnProperty('x')) {
					diff = (verticalLine3.x - verticalLine1.x) / num;
					verticalLine = { a: 0, b: 0, x: (verticalLine3.x - diff * count) };
				}
				else if (verticalLine3.hasOwnProperty('y')) {
					diff = (verticalLine3.y - verticalLine1.y) / num;
					verticalLine = { a: 0, b: 0, x: (verticalLine3.y - diff * count) };
				}
				else {
					diff = (verticalLine3.b - verticalLine1.b) / num;
					verticalLine = { a: verticalLine3.a, b: (verticalLine3.b - diff * count) };
				}
				var p = this.calculateLine.getIntersectionPoint(verticalLine, line1);
				linkedpoints.push({ 1: p, 2: point21 });
				++count;
			}
		}
		else {
			verticalLine_a = verticalLine3;
			tempjoin1 = this.calculateLine.getIntersectionPoint(verticalLine3, line2);
			distance1 = BABYLON.Vector2.Distance(tempjoin1, point21);
			num = parseInt(distance1 / this.layer.parameter.staircell);
			if (num == 0 && distance1 > this.layer.parameter.minInterval) {
				num = 1;
			}
			var count = 0;
			while (count < num) {
				var verticalLine = null;
				if (verticalLine1.hasOwnProperty('x')) {
					diff = (verticalLine1.x - verticalLine3.x) / num;
					verticalLine = { a: 0, b: 0, x: (verticalLine1.x - diff * count) };
				}
				else if (verticalLine1.hasOwnProperty('y')) {
					diff = (verticalLine1.y - verticalLine3.y) / num;
					verticalLine = { a: 0, b: 0, x: (verticalLine1.y - diff * count) };
				}
				else {
					diff = (verticalLine1.b - verticalLine3.b) / num;
					verticalLine = { a: verticalLine1.a, b: (verticalLine1.b - diff * count) };
				}
				var p = this.calculateLine.getIntersectionPoint(verticalLine, line2);
				linkedpoints.push({ 1: point11, 2: p });
				++count;
			}
		}

		var verticalLine2 = this.calculateLine.getVerticalLine(line2, point22);
		var verticalLine4 = this.calculateLine.getVerticalLine(line2, point12);

		if (i != edgepoints.border1.length - 2) {
			var tempjoin2 = this.calculateLine.getIntersectionPoint(verticalLine2, line1);
			var distance2 = BABYLON.Vector2.Distance(tempjoin2, point12);
			if (distance2 < this.layer.parameter.minInterval) {
				linkedpoints.push({ 1: point12, 2: point22 });
				verticalLine_b = verticalLine2;
				var linked = this.getSquarePointsFromStair(line1, line2, verticalLine_a, verticalLine_b);
				linkedpoints = linkedpoints.concat(linked);
			}
			else if (this.calculateLine.containPoint(point11, point12, tempjoin2)) {
				verticalLine_b = verticalLine2;
				var linked = this.getSquarePointsFromStair(line1, line2, verticalLine_a, verticalLine_b);
				linkedpoints = linkedpoints.concat(linked);
				verticalLine_a = null;
				verticalLine_b = null;

				num = parseInt(distance2 / this.layer.parameter.staircell);
				if (num == 0 && distance1 > this.layer.parameter.minInterval) {
					num = 1;
				}
				var count = 1;
				while (count < num) {
					var verticalLine = null;
					if (verticalLine4.hasOwnProperty('x')) {
						diff = (verticalLine4.x - verticalLine2.x) / num;
						verticalLine = { a: 0, b: 0, x: (verticalLine4.x - diff * count) };
					}
					else if (verticalLine4.hasOwnProperty('y')) {
						diff = (verticalLine4.y - verticalLine2.y) / num;
						verticalLine = { a: 0, b: 0, x: (verticalLine4.y - diff * count) };
					}
					else {
						diff = (verticalLine4.b - verticalLine2.b) / num;
						verticalLine = { a: verticalLine4.a, b: (verticalLine4.b - diff * count) };
					}
					var p = this.calculateLine.getIntersectionPoint(verticalLine, line1);
					linkedpoints.push({ 1: p, 2: point22 });
					++count;
				}
			}
			else {
				verticalLine_b = verticalLine4;
				var linked = this.getSquarePointsFromStair(line1, line2, verticalLine_a, verticalLine_b);
				linkedpoints = linkedpoints.concat(linked);
				verticalLine_a = null;
				verticalLine_b = null;

				num = parseInt(distance2 / this.layer.parameter.staircell);
				if (num == 0 && distance1 > this.layer.parameter.minInterval) {
					num = 1;
				}
				var count = 1;
				while (count < num) {
					var verticalLine = null;
					if (verticalLine2.hasOwnProperty('x')) {
						diff = (verticalLine2.x - verticalLine4.x) / num;
						verticalLine = { a: 0, b: 0, x: (verticalLine2.x - diff * count) };
					}
					else if (verticalLine2.hasOwnProperty('y')) {
						diff = (verticalLine2.y - verticalLine4.y) / num;
						verticalLine = { a: 0, b: 0, x: (verticalLine2.y - diff * count) };
					}
					else {
						diff = (verticalLine2.b - verticalLine4.b) / num;
						verticalLine = { a: verticalLine2.a, b: (verticalLine2.b - diff * count) };
					}
					var p = this.calculateLine.getIntersectionPoint(verticalLine, line2);
					linkedpoints.push({ 1: point12, 2: p });
					++count;
				}
			}
		}
		else {
			verticalLine_b = verticalLine2;
			var linked = this.getSquarePointsFromStair(line1, line2, verticalLine_a, verticalLine_b);
			linkedpoints = linkedpoints.concat(linked);
			verticalLine_a = null;
			verticalLine_b = null;
		}
	}
	allpoints.vertical = linkedpoints;
	allpoints.border1 = edgepoints.border1;
	allpoints.border2 = edgepoints.border2;
	allpoints.arrows1 = edgepoints.arrows1;
	allpoints.arrows2 = edgepoints.arrows2;
	return allpoints;
};

/*
//两个点的时候
CalculateElement.prototype.getAllPointsFromStair=function(point1,point2)
{
	var line = this.calculateLine.createLine(point1,point2);
	var lines = this.calculateLine.getParallelLineForDistance(line,this.layer.parameter.stairWidth);
	
	var start1 = this.calculateLine.getJoinLinePoint(point1,lines.line1);
	var start2 = this.calculateLine.getJoinLinePoint(point1,lines.line2);
	
	var end1 = this.calculateLine.getJoinLinePoint(point2,lines.line1);
	var end2 = this.calculateLine.getJoinLinePoint(point2,lines.line2);
	
	var distance = BABYLON.Vector2.Distance(point1,point2);
	var num = parseInt(distance/this.layer.parameter.staircell);
	
	//针对直线的函数
	var divide=null;
	
	var verticalLine1 = this.calculateLine.getVerticalLine(line,point1);
	var verticalLine2 = this.calculateLine.getVerticalLine(line,point2);
	
	var diff=null;
	var count=1;
	var points=[];
	points.push({1:start1,2:start2});
	
	while(count<num)
	{
		var verticalLine=null;
		if(verticalLine1.hasOwnProperty('x'))
		{
			diff=(verticalLine1.x-verticalLine2.x)/num;
			verticalLine={a:0,b:0,x:(verticalLine1.x-diff*count)};	
		}
		else if(verticalLine1.hasOwnProperty('y'))
		{
			diff=(verticalLine1.y-verticalLine2.y)/num;
			verticalLine={a:0,b:0,x:(verticalLine1.y-diff*count)};	
		}
		else
		{
			diff=(verticalLine1.b-verticalLine2.b)/num;
			verticalLine={a:verticalLine1.a,b:(verticalLine1.b-diff*count)};	
		}
		var p1 = this.calculateLine.getIntersectionPoint(verticalLine,lines.line1);
		var p2 = this.calculateLine.getIntersectionPoint(verticalLine,lines.line2);
		points.push({1:p1,2:p2});
		++count;
	}
	points.push({1:end1,2:end2});
	
	return points;
};
*/

//点之间的距离小于r，就是包含
CalculateElement.prototype.pointContain = function (point1, point2, r) {
	var distance = BABYLON.Vector2.Distance(point1, point2);

	if (distance < r) {
		return true;
	}
	else {
		return false;
	}
};

//point1到point2的直线，宽度是2*deep，是否包含point
CalculateElement.prototype.lineContain = function (point1, point2, point, deep) {
	var line = this.calculateLine.createLine(point1, point2);
	var join = this.calculateLine.getJoinLinePoint(point, line);

	var flag = this.calculateLine.containPoint(point1, point2, join);

	if (!flag) {
		return false;
	}
	else if (BABYLON.Vector2.Distance(join, point) < deep) {
		return true;
	}
	else {
		return false;
	}
};

CalculateElement.prototype.singleSymbolContain = function (point, id) {
	if (this.layer.vectors[id].geometry.floor != this.layer.selectFloor) {
		return null;
	}

	var r;
	var points = this.layer.vectors[id].geometry.points;
	var result = {};

	//当是墙的时候
	if (this.layer.vectors[id].geometry.geoType == "Wall") {
		if (this.layer.vectors[id].geometry.wallType == 1) {
			r = wallThickness / 2;
		}
		else {
			r = partitionThickness / 2;
		}
	}
	//当是楼梯的时候
	else if (this.layer.vectors[id].geometry.geoType == "WinderStair") {
		r = this.layer.parameter.stairWidth;
	}
	else if (this.layer.vectors[id].geometry.geoType == "Spiral") {
		var distance = BABYLON.Vector2.Distance(point, this.layer.vectors[id].geometry.point1);
		if (distance < this.layer.parameter.spiralR2) {
			result.id = id;
			result.type = 0;
			result.index = 1;
			result.geoType = "Spiral";
			return result;
		}
		distance = BABYLON.Vector2.Distance(point, this.layer.vectors[id].geometry.point2);
		if (distance < this.layer.parameter.spiralR2) {
			result.id = id;
			result.type = 0;
			result.index = 2;
			result.geoType = "Spiral";
			return result;
		}
		distance = BABYLON.Vector2.Distance(point, this.layer.vectors[id].geometry.point);
		if (distance < this.layer.parameter.spiralR1) {
			result.id = id;
			result.type = 1;
			result.index = null;
			result.geoType = "Spiral";
			return result;
		}
		return null;
	}

	if (points.length < 2) {
		alert("CalculateElement:10");
		return null;
	}

	var endindex = null;

	//判断拐角
	for (var i = 0; i < points.length - 1; ++i) {
		var point1 = points[i];
		if (this.pointContain(point1, point, r)) {
			result.id = id;
			result.index = i;
			result.type = 0;
			return result;
		}
		var point2 = points[i + 1];

		if (this.pointContain(point2, point, r)) {
			result.id = id;
			result.index = i + 1;
			result.type = 0;
			return result;
		}
	}

	for (var i = 0; i < points.length; ++i) {
		var point1 = points[i];
		endindex = this.getNextIndex(points, i);
		var point2 = points[endindex];

		if (i == points.length - 1 && this.layer.vectors[id].geometry.state == 1) {
			break;
		}
		else if (i == points.length - 1 && this.layer.vectors[id].geometry.geoType == "WinderStair") {
			break;
		}

		var line = this.calculateLine.createLine(point1, point2);
		if (this.lineContain(point1, point2, point, r)) {
			result.id = id;
			result.index = i;
			result.type = 1;
			result.endindex = endindex;
			return result;
		}
	}
	return null;
};

//wallId的墙是否包含point，与singleWallContain不同的是当point离wallId的距离小于thick/2就算包含
CalculateElement.prototype.singleWallContain2 = function (point, id, index, wallId) {
	var result = this.singleWallContain(point, wallId);
	if (result == null) {
		result = {};
		var d = this.layer.vectors[id].geometry.wallInfo[index].thick / 2;
		var points = this.layer.vectors[wallId].geometry.points;
		for (var i = 0; i < points.length; ++i) {
			var point1 = points[i];
			var endindex = this.getNextIndex(points, i);
			var point2 = points[endindex];
			if (i == points.length - 1 && this.layer.vectors[wallId].geometry.state == 1) {
				break;
			}
			var deep = this.layer.vectors[wallId].geometry.wallInfo[i].thick / 2 + d;
			var flag = lineContain(point1, point2, point, deep);
			if (flag) {
				result.id = wallId;
				result.index = Math.min(i, endindex);
				result.endindex = Math.max(i, endindex);
				result.thick = this.layer.vectors[wallId].geometry.wallInfo[i].thick;
				return result;
			}
		}
		return null;
	}
}

///id是wallId的墙是否包含point
CalculateElement.prototype.singleWallContain = function (point, wallId) {
	if (this.layer.vectors[wallId].geometry.floor != this.layer.selectFloor) {
		return null;
	}

	var points = this.layer.vectors[wallId].geometry.points;
	var type = this.layer.vectors[wallId].geometry.wallType;

	var r;
	if (type == 1) {
		r = wallThickness / 2;
	}
	else {
		r = partitionThickness / 2;
	}

	if (points.length < 2) {
		alert("CalculateElement:10");
		return null;
	}
	var result = {};
	var endindex = null;

	//判断拐角
	for (var i = 0; i < points.length - 1; ++i) {
		var point1 = points[i];
		if (this.pointContain(point1, point, r)) {
			result.id = wallId;
			result.index = i;
			result.type = 0;
			return result;
		}
		var point2 = points[i + 1];

		if (this.pointContain(point2, point, r)) {
			result.id = wallId;
			result.index = i + 1;
			result.type = 0;
			return result;
		}
	}

	for (var i = 0; i < points.length; ++i) {
		var point1 = points[i];
		endindex = this.getNextIndex(points, i);
		var point2 = points[endindex];

		if (i == points.length - 1 && this.layer.vectors[wallId].geometry.state == 1) {
			break;
		}

		var line = this.calculateLine.createLine(point1, point2);
		r = this.layer.vectors[wallId].geometry.wallInfo[i].thick / 2 + wallThickness / 2;

		if (this.lineContain(point1, point2, point, r)) {
			result.id = wallId;
			result.index = i;
			result.type = 1;
			result.endindex = endindex;
			return result;
		}
	}
	return null;
};

//有没有symbol包含point，如果有返回该symbol
//r主要是可能是墙或隔断的宽度
CalculateElement.prototype.symbolsContain = function (point) {
	//判断当前选择的有没有symbol
	for (var key in this.layer.vectors[this.layer.currentState.currentWallId].symbol2Ds) {
		var symbol2d = this.layer.vectors[this.layer.currentState.currentWallId].symbol2Ds[key];
		var r = this.layer.vectors[this.layer.currentState.currentWallId].geometry.wallInfo[Math.min(symbol2d.attributes.wallstartindex, symbol2d.attributes.wallendindex)].thick;
		if (this.lineContain(symbol2d.geometry.point1, symbol2d.geometry.point2, point, r)) {
			return symbol2d;
		}
	}
	return null;
};

CalculateElement.prototype.stairsContain = function (point, exceptid) {
	var len = this.layer.data2d.stairIds.length;
	var result = null;
	for (var i = 0; i < len; ++i) {
		var stairId = this.layer.data2d.stairIds[i];

		if (this.layer.vectors[stairId].geometry.floor != this.layer.selectFloor) {
			continue;
		}
		result = this.singleSymbolContain(point, stairId);
		if (result != null) {
			this.layer.currentState.currentendlinePointIndex = result.endindex;
			this.layer.currentState.currentStairId = stairId;
			this.layer.currentState.currentstartlinePointIndex = result.index;
			return result;
		}
	}
	return result;
};

//返回0表示当前鼠标指向的是某个点
//返回1表示当前鼠标指向的是某条线
//返回2表示当前鼠标指向的是空白
CalculateElement.prototype.wallsContain = function (point, exceptid) {
	var len = this.layer.data2d.wallIds.length;
	var result = null;
	var result2 = null;
	for (var i = 0; i < len; ++i) {
		var wallId = this.layer.data2d.wallIds[i];
		if (exceptid != null && typeof (exceptid != "undefined")) {
			if (wallId == exceptid) {
				continue;
			}
		}

		if (this.layer.vectors[wallId].geometry.floor != this.layer.selectFloor) {
			continue;
		}
		result = this.singleWallContain(point, wallId);
		if (result != null) {
			this.layer.currentState.currentendlinePointIndex = result.endindex;
			this.layer.currentState.currentWallId = result.id;
			this.layer.currentState.currentstartlinePointIndex = result.index;

			if (result.type == 0) {
				return result;
			}
			else {
				result2 = result;
			}
		}
	}
	return result2;
};


//得到挨着index1,index2的墙的线段
CalculateElement.prototype.getOrginLine = function (len, id, index1, index2) {
	var side1 = this.getSideIndex(len, index1);
	var side2 = this.getSideIndex(len, index2);

	var sideline1 = [];
	var sideline2 = [];

	var point1index = null;
	var point2index = null;

	if (side1.pre == index2) {
		sideline1.push(index1);
		sideline1.push(side1.next);
		point1index = side1.next;
	}
	else {
		sideline1.push(index1);
		sideline1.push(side1.pre);
		point1index = side1.pre;
	}

	if (side2.pre == index1) {
		sideline2.push(index2);
		sideline2.push(side2.next);
		point2index = side2.next;
	}
	else {
		sideline2.push(index2);
		sideline2.push(side2.pre);
		point2index = side2.pre;
	}

	return { line1: sideline1, point1: point1index, line2: sideline2, point2: point2index };
};

//index两旁
CalculateElement.prototype.getSideIndex = function (len, index) {
	var pre = index - 1;
	var next = index + 1;
	if (pre < 0) {
		pre = len - 1;
	}
	if (next == len) {
		next = 0;
	}
	return { pre: pre, next: next };
};

//获取symbol两个端点离鼠标与symbol交点的距离
CalculateElement.prototype.getSymbolDistance = function (line, point, symbol) {
	var join = this.calculateLine.getJoinLinePoint(line, point);
	var distance1 = BABYLON.Vector2.Distance(join, symbol.point1);
	var distance2 = BABYLON.Vector2.Distance(join, symbol.point2);
	return { dis1: distance1, dis2: distance2 };
};

//points数组里面，在index前面的点
CalculateElement.prototype.getPrePoint = function (points, index) {
	var pre = index - 1;
	if (pre > -1) {
		return points[pre];
	}
	else {
		return points[points.length - 1];
	}
};

//points数组里面，在index前面的序号
CalculateElement.prototype.getPreIndex = function (points, index) {
	var pre = index - 1;
	if (pre == -1) {
		pre = points.length - 1;
	}
	return pre;
};

//points数组里面，在index后面的点
CalculateElement.prototype.getNextPoint = function (points, index) {
	var next = index + 1;
	if (next > points.length - 1) {
		return points[0];
	}
	else {
		return points[next];
	}
};

//points数组里面，在index后面的序号
CalculateElement.prototype.getNextIndex = function (points, index, state) {
	var next = index + 1;
	if (next > points.length - 1 && (typeof (state) == "undefined" || state == 0)) {
		next = 0;
	}
	else if (next > points.length - 1) {
		next = index - 1;
	}
	return next;
};

//在长度是len的数组里，序号index和num是否相邻
CalculateElement.prototype.isNeighbor = function (len, index, num) {
	if (Math.abs(index - num) == 1) {
		return true;
	}
	else if (index == 0 && (num == len - 1)) {
		return true;
	}
	else if ((index == len - 1) && num == 0) {
		return true;
	}
	else {
		return false;
	}
};

//计算墙的尺寸
CalculateElement.prototype.computerMeasure = function (geometry) {
	var points = geometry.points;
	var state = geometry.state;
	var type = geometry.wallType;

	var lines, interval;
	/*
	if(type==2)
	{
		interval=partitionThickness;
	}
	else 
	{
		interval=wallThickness;
	}
	*/
	//lines=this.getWalllines(points,state,interval,interval/2);
	lines = this.getWalllines2(geometry);
	var wallpoint = this.getOutlineMeasureJoin(lines, points, state);
	//var wallpoint=this.getOutlineMeasureJoin2(lines,geometry);
	return wallpoint;
};

//从一组border里面挑选出合适的
CalculateElement.prototype.getIndexFromLines = function (lines, point1, point2) {
	var seg = {};
	seg.point1 = point1;
	seg.point2 = point2;

	var joins = {};
	for (var i = 0; i < lines.length; ++i) {
		var seg1 = {};
		seg1.point1 = this.layer.vectors[lines[i].id].geometry.wallInfo[lines[i].index1][lines[i].border];
		seg1.point2 = this.layer.vectors[lines[i].id].geometry.wallInfo[lines[i].index2][lines[i].border];
		var join = this.calculateLine.isjoin(seg, seg1);
		if (join == null) {
			continue;
		}
		else {
			joins[i] = join;
		}
	}

	var index = null;
	for (var key in joins) {

		if (index == null) {
			index = key;
		}
		else {
			var d1 = BABYLON.Vector2.Distance(point2, joins[key]);
			var d2 = BABYLON.Vector2.Distance(point2, joins[index]);
			if (d1 < d2) {
				index = key;
			}
		}
	}

	if (index == null) {
		return null;
	}
	else {
		return { index: index, join: joins[key] };
	}
};

//调整不闭合墙的端点
CalculateElement.prototype.changeEndPointMeasure = function (wallpoint, geometry) {
	if (typeof (geometry.firstLines) != "undefined" && geometry.firstLines.length > 0) {
		var result = this.singleWallContain(geometry.points[0], geometry.firstLines[0].id);
		if (result != null) {
			var jo = this.getIndexFromLines(geometry.firstLines, wallpoint.border1[0], wallpoint.border1[1]);
			if (jo != null) {
				wallpoint.border1[0] = jo["join"];
				var arrowjoin1 = this.calculateLine.getJoinLinePoint(jo["join"], this.calculateLine.createLine(wallpoint.arrows1[0], wallpoint.arrows1[1]));
				if (arrowjoin1 != null) {
					wallpoint.arrows1[0] = arrowjoin1;
				}
				var seg = {};
				seg.point1 = this.layer.vectors[geometry.firstLines[jo["index"]].id].geometry.wallInfo[geometry.firstLines[jo["index"]].index1][geometry.firstLines[jo["index"]].border];
				seg.point2 = this.layer.vectors[geometry.firstLines[jo["index"]].id].geometry.wallInfo[geometry.firstLines[jo["index"]].index2][geometry.firstLines[jo["index"]].border];
				var jn = this.calculateLine.isjoin(seg, { point1: wallpoint.border2[0], point2: wallpoint.border2[1] });
				if (jn != null) {
					wallpoint.border2[0] = jn;
					var arrowjoin2 = this.calculateLine.getJoinLinePoint(jn, this.calculateLine.createLine(wallpoint.arrows2[0], wallpoint.arrows2[1]));
					if (arrowjoin2 != null) {
						wallpoint.arrows2[0] = arrowjoin2;
					}
				}
			}
		}
		else {
			delete geometry.firstLines;
		}
	}

	if (typeof (geometry.endLines) != "undefined" && geometry.endLines.length > 0) {
		var len = wallpoint.border1.length;
		var result = this.singleWallContain(geometry.points[len - 1], geometry.endLines[0].id);
		if (result != null) {
			var jo = this.getIndexFromLines(geometry.endLines, wallpoint.border1[0], wallpoint.border1[1]);
			if (jo != null) {
				wallpoint.border1[len - 1] = jo["join"];
				var arrowjoin1 = this.calculateLine.getJoinLinePoint(jo["join"], this.calculateLine.createLine(wallpoint.arrows1[len - 1], wallpoint.arrows1[len - 2]));
				if (arrowjoin1 != null) {
					wallpoint.arrows1[len - 1] = arrowjoin1;
				}
				var seg = {};
				seg.point1 = this.layer.vectors[geometry.endLines[jo["index"]].id].geometry.wallInfo[geometry.endLines[jo["index"]].index1][geometry.endLines[jo["index"]].border];
				seg.point2 = this.layer.vectors[geometry.endLines[jo["index"]].id].geometry.wallInfo[geometry.endLines[jo["index"]].index2][geometry.endLines[jo["index"]].border];
				var jn = this.calculateLine.isjoin(seg, { point1: wallpoint.border2[len - 2], point2: wallpoint.border2[len - 1] });
				if (jn != null) {
					wallpoint.border2[len - 1] = jn;
					var arrowjoin2 = this.calculateLine.getJoinLinePoint(jn, this.calculateLine.createLine(wallpoint.arrows2[len - 1], wallpoint.arrows2[len - 2]));
					if (arrowjoin2 != null) {
						wallpoint.arrows2[len - 1] = arrowjoin2;
					}
				}
			}
		}
		else {
			delete geometry.endLines;
		}
	}

	return wallpoint;
};

//获得墙的内外侧
CalculateElement.prototype.getOneWallOutline = function (line, interval1, interval2) {
	var border1 = {};
	var border2 = {};
	var measure1 = {};
	var measure2 = {};

	if (line.a == 0) {
		measure1.a = 0;
		measure1.b = 0
		measure2.a = 0;
		measure2.b = 0

		border1.a = 0;
		border1.b = 0
		border2.a = 0;
		border2.b = 0

		if (line.hasOwnProperty('x')) {
			measure1.x = line.x + interval1;
			border1.x = line.x + interval2;
			measure2.x = line.x - interval1;
			border2.x = line.x - interval2;
		}
		else if (line.hasOwnProperty('y')) {
			measure1.y = line.y + interval1;
			border1.y = line.y + interval2;
			measure2.y = line.y - interval1;
			border2.y = line.y - interval2;
		}
	}
	else {
		//测量
		measure1.a = line.a;
		//measure1.b= line.b+this.calculateLine.driftY(measure1.a,1,type);
		measure1.b = line.b + this.calculateLine.driftY3(measure1.a, interval1);
		measure2.a = line.a;
		//measure2.b= line.b-this.calculateLine.driftY(measure2.a,1,type);
		measure2.b = line.b - this.calculateLine.driftY3(measure2.a, interval1);
		//墙外侧
		border1.a = line.a;
		border1.b = line.b + this.calculateLine.driftY3(border1.a, interval2);
		border2.a = line.a;
		border2.b = line.b - this.calculateLine.driftY3(border2.a, interval2);
	}

	return { b1: border1, b2: border2, m1: measure1, m2: measure2 };
};

/*
//删除墙后，border变了
CalculateElement.prototype.changeWallEndpoint=function(point,line1,line2)
{
	var verticalLine=this.calculateLine.getVerticalLine(line1,point);
	var join1=this.getIntersectionPoint(line1,verticalLine);
	return join;
}
*/

//墙的厚度可变
CalculateElement.prototype.getWalllines2 = function (geometry) {
	var points = geometry.points;
	var wallInfo = geometry.wallInfo;
	var ringflag = geometry.state;
	var type = geometry.wallType;
	var d;

	if (type == 2) {
		d = partitionThickness / 2;
	}
	else {
		d = wallThickness / 2;
	}

	var result = { border1: [], border2: [], arrows1: [], arrows2: [] };
	var interval1 = wallInfo[0].thick / 2 + d;
	// var interval2 = wallInfo[0].thick / 2;
	var interval2 = 0.00001;

	var outlines = this.getOneWallOutline(this.calculateLine.createLine(points[0], points[1]), interval1, interval2);
	result.border1.push(outlines.b1);
	result.border2.push(outlines.b2);
	result.arrows1.push(outlines.m1);
	result.arrows2.push(outlines.m2);

	for (var i = 1; i < points.length; ++i) {
		var j = i - 1;
		var k = i + 1;
		if (i == points.length - 1) {
			k = 0;
		}

		if (ringflag == 1 && i == points.length - 1)  //不闭合
		{
			return result;
		}

		var line = this.calculateLine.createLine(points[i], points[k]);
		var radial = { point1: points[i], point2: points[k] };
		var outlines1 = { b1: result.border1[result.border1.length - 1], b2: result.border2[result.border2.length - 1], m1: result.arrows1[result.arrows1.length - 1], m2: result.arrows2[result.arrows2.length - 1] };
		interval1 = wallInfo[i].thick / 2 + d;
		// interval2 = wallInfo[i].thick / 2;
		interval2 = 0.00001;
		var outlines2 = this.getOneWallOutline(line, interval1, interval2);

		var join1 = this.calculateLine.getIntersectionPoint(outlines1.b1, outlines2.b1);
		if (join1 == null) {
			join1 = this.calculateLine.getJoinLinePoint(points[i], outlines1.b1);
		}

		var join2 = this.calculateLine.getIntersectionPoint(outlines1.b2, outlines2.b2);
		if (join2 == null) {
			join2 = this.calculateLine.getJoinLinePoint(points[i], outlines1.b2);
		}

		var _join1 = this.calculateLine.getIntersectionPoint(outlines1.b1, outlines2.b2);
		if (_join1 == null) {
			_join1 = this.calculateLine.getJoinLinePoint(points[i], outlines1.b1);
		}

		var _join2 = this.calculateLine.getIntersectionPoint(outlines1.b2, outlines2.b1);
		if (_join2 == null) {
			_join2 = this.calculateLine.getJoinLinePoint(points[i], outlines1.b2);
		}

		var line2 = this.calculateLine.createLine(points[i], points[j]);
		var radial2 = { point1: points[i], point2: points[j] };

		var nextseg1 = {};
		var nextseg3 = {};

		var nextseg2 = {};
		var nextseg4 = {};

		nextseg1.point1 = this.calculateLine.getJoinLinePoint(points[k], outlines2.b1);
		nextseg1.point2 = join1;

		nextseg3.point1 = this.calculateLine.getJoinLinePoint(points[k], outlines2.b2);
		nextseg3.point2 = join2;

		nextseg2.point1 = this.calculateLine.getJoinLinePoint(points[j], outlines1.b1);
		nextseg2.point2 = join1;

		nextseg4.point1 = this.calculateLine.getJoinLinePoint(points[j], outlines1.b2);
		nextseg4.point2 = join2;

		if (this.calculateLine.isjoin3(nextseg1, radial2) || this.calculateLine.isjoin3(nextseg3, radial2) || this.calculateLine.isjoin3(nextseg2, radial) || this.calculateLine.isjoin3(nextseg4, radial) || this.calculateLine.isjoin3(nextseg1, radial) || this.calculateLine.isjoin3(nextseg3, radial) || this.calculateLine.isjoin3(nextseg2, radial2) || this.calculateLine.isjoin3(nextseg4, radial2)) {
			result.border1.push(outlines2.b2);
			result.border2.push(outlines2.b1);
			result.arrows1.push(outlines2.m2);
			result.arrows2.push(outlines2.m1);
		}
		else {
			result.border1.push(outlines2.b1);
			result.border2.push(outlines2.b2);
			result.arrows1.push(outlines2.m1);
			result.arrows2.push(outlines2.m2);
		}
	}
	return result;

};

//获取墙的border和arrows
CalculateElement.prototype.getWalllines = function (points, ringflag, interval1, interval2) {
	var result = { border1: [], border2: [], arrows1: [], arrows2: [] };
	var outlines = this.getOneWallOutline(this.calculateLine.createLine(points[0], points[1]), interval1, interval2);
	result.border1.push(outlines.b1);
	result.border2.push(outlines.b2);
	result.arrows1.push(outlines.m1);
	result.arrows2.push(outlines.m2);

	for (var i = 1; i < points.length; ++i) {
		var j = i - 1;
		var k = i + 1;
		if (i == points.length - 1) {
			k = 0;
		}

		if (ringflag == 1 && i == points.length - 1)  //不闭合
		{
			return result;
		}

		var line = this.calculateLine.createLine(points[i], points[k]);
		var radial = { point1: points[i], point2: points[k] };
		var outlines1 = { b1: result.border1[result.border1.length - 1], b2: result.border2[result.border2.length - 1], m1: result.arrows1[result.arrows1.length - 1], m2: result.arrows2[result.arrows2.length - 1] };
		var outlines2 = this.getOneWallOutline(line, interval1, interval2);

		var join1 = this.calculateLine.getIntersectionPoint(outlines1.b1, outlines2.b1);
		if (join1 == null) {
			join1 = this.calculateLine.getJoinLinePoint(points[i], outlines1.b1);
		}

		var join2 = this.calculateLine.getIntersectionPoint(outlines1.b2, outlines2.b2);
		if (join2 == null) {
			join2 = this.calculateLine.getJoinLinePoint(points[i], outlines1.b2);
		}

		var _join1 = this.calculateLine.getIntersectionPoint(outlines1.b1, outlines2.b2);
		if (_join1 == null) {
			_join1 = this.calculateLine.getJoinLinePoint(points[i], outlines1.b1);
		}

		var _join2 = this.calculateLine.getIntersectionPoint(outlines1.b2, outlines2.b1);
		if (_join2 == null) {
			_join2 = this.calculateLine.getJoinLinePoint(points[i], outlines1.b2);
		}

		var line2 = this.calculateLine.createLine(points[i], points[j]);
		var radial2 = { point1: points[i], point2: points[j] };

		var nextseg1 = {};
		var nextseg3 = {};

		var nextseg2 = {};
		var nextseg4 = {};

		nextseg1.point1 = this.calculateLine.getJoinLinePoint(points[k], outlines2.b1);
		nextseg1.point2 = join1;

		nextseg3.point1 = this.calculateLine.getJoinLinePoint(points[k], outlines2.b2);
		nextseg3.point2 = join2;

		nextseg2.point1 = this.calculateLine.getJoinLinePoint(points[j], outlines1.b1);
		nextseg2.point2 = join1;

		nextseg4.point1 = this.calculateLine.getJoinLinePoint(points[j], outlines1.b2);
		nextseg4.point2 = join2;

		if (this.calculateLine.isjoin3(nextseg1, radial2) || this.calculateLine.isjoin3(nextseg3, radial2) || this.calculateLine.isjoin3(nextseg2, radial) || this.calculateLine.isjoin3(nextseg4, radial) || this.calculateLine.isjoin3(nextseg1, radial) || this.calculateLine.isjoin3(nextseg3, radial) || this.calculateLine.isjoin3(nextseg2, radial2) || this.calculateLine.isjoin3(nextseg4, radial2)) {
			result.border1.push(outlines2.b2);
			result.border2.push(outlines2.b1);
			result.arrows1.push(outlines2.m2);
			result.arrows2.push(outlines2.m1);
		}
		else {
			result.border1.push(outlines2.b1);
			result.border2.push(outlines2.b2);
			result.arrows1.push(outlines2.m1);
			result.arrows2.push(outlines2.m2);
		}
	}
	return result;
}

//获取交点
CalculateElement.prototype.getOutlineMeasureJoin2 = function (walllines, geometry) {
	if (walllines == null) {
		return;
	}
	var state = geometry.state;
	var points = geometry.points;

	var border1 = geometry.wallInfo[0].border1;
	var border2 = geometry.wallInfo[0].border2;

	var _border1 = geometry.wallInfo[geometry.points.length - 1].border1;
	var _border2 = geometry.wallInfo[geometry.points.length - 1].border2;

	var len = walllines.arrows1.length;
	var wallpoint = { arrows1: [], arrows2: [], border1: [], border2: [] };

	if (len == 1) {
		//var joinpoint1=this.calculateLine.getJoinLinePoint(points[0],walllines.arrows1[0]);
		var joinpoint1 = this.calculateLine.getJoinLinePoint(border1, walllines.arrows1[0]);
		wallpoint.arrows1.push(joinpoint1);

		//var joinpoint2=this.calculateLine.getJoinLinePoint(points[1],walllines.arrows1[0]);
		var joinpoint2 = this.calculateLine.getJoinLinePoint(_border1, walllines.arrows1[0]);
		wallpoint.arrows1.push(joinpoint2);

		//var joinpoint3=this.calculateLine.getJoinLinePoint(points[0],walllines.arrows2[0]);
		var joinpoint3 = this.calculateLine.getJoinLinePoint(border2, walllines.arrows2[0]);
		wallpoint.arrows2.push(joinpoint3);

		//var joinpoint4=this.calculateLine.getJoinLinePoint(points[1],walllines.arrows2[0]);
		var joinpoint4 = this.calculateLine.getJoinLinePoint(_border2, walllines.arrows2[0]);
		wallpoint.arrows2.push(joinpoint4);

		//var joinpoint5=this.calculateLine.getJoinLinePoint(points[0],walllines.border1[0]);
		var joinpoint5 = this.calculateLine.getJoinLinePoint(border1, walllines.border1[0]);
		wallpoint.border1.push(joinpoint5);

		//var joinpoint6=this.calculateLine.getJoinLinePoint(points[1],walllines.border1[0]);
		var joinpoint6 = this.calculateLine.getJoinLinePoint(_border1, walllines.border1[0]);
		wallpoint.border1.push(joinpoint6);

		//var joinpoint7=this.calculateLine.getJoinLinePoint(points[0],walllines.border2[0]);
		var joinpoint7 = this.calculateLine.getJoinLinePoint(border2, walllines.border2[0]);
		wallpoint.border2.push(joinpoint7);

		//var joinpoint8=this.calculateLine.getJoinLinePoint(points[1],walllines.border2[0]);
		var joinpoint8 = this.calculateLine.getJoinLinePoint(_border2, walllines.border2[0]);
		wallpoint.border2.push(joinpoint8);

		return wallpoint;
	}

	for (var i = 0; i < len; ++i) {
		if (state == 1) {
			if (i == 0 || i == len - 1) {
				if (i == 0) {
					//var border1join1=this.calculateLine.getJoinLinePoint(points[0],walllines.border1[0]);
					var border1join1 = this.calculateLine.getJoinLinePoint(border1, walllines.border1[0]);
					wallpoint.border1.push(border1join1);

					//var border2join1=this.calculateLine.getJoinLinePoint(points[0],walllines.border2[0]);
					var border2join1 = this.calculateLine.getJoinLinePoint(border2, walllines.border2[0]);
					wallpoint.border2.push(border2join1);

					var border1join2 = this.calculateLine.getIntersectionPoint(walllines.border1[0], walllines.border1[1]);
					if (border1join2 == null) {
						border1join2 = this.calculateLine.getJoinLinePoint(points[1], walllines.border1[0]);
					}
					wallpoint.border1.push(border1join2);

					var border2join2 = this.calculateLine.getIntersectionPoint(walllines.border2[0], walllines.border2[1]);
					if (border2join2 == null) {
						border2join2 = this.calculateLine.getJoinLinePoint(points[1], walllines.border2[0]);
					}
					wallpoint.border2.push(border2join2);

					//var join1=this.calculateLine.getJoinLinePoint(points[0],walllines.arrows1[0]);
					var join1 = this.calculateLine.getJoinLinePoint(border1, walllines.arrows1[0]);
					wallpoint.arrows1.push(join1);

					var join2 = this.calculateLine.getJoinLinePoint(border1join2, walllines.arrows1[0]);
					wallpoint.arrows1.push(join2);

					//var join3=this.calculateLine.getJoinLinePoint(points[0],walllines.arrows2[0]);
					var join3 = this.calculateLine.getJoinLinePoint(border2, walllines.arrows2[0]);
					wallpoint.arrows2.push(join3);

					var join4 = this.calculateLine.getJoinLinePoint(border2join2, walllines.arrows2[0]);
					wallpoint.arrows2.push(join4);
				}
				else {
					//var border1join1=this.calculateLine.getJoinLinePoint(points[i+1],walllines.border1[i]);
					var border1join1 = this.calculateLine.getJoinLinePoint(_border1, walllines.border1[i]);
					wallpoint.border1.push(border1join1);

					//var border2join1=this.calculateLine.getJoinLinePoint(points[i+1],walllines.border2[i]);
					var border2join1 = this.calculateLine.getJoinLinePoint(_border2, walllines.border2[i]);
					wallpoint.border2.push(border2join1);

					var join1 = this.calculateLine.getJoinLinePoint(wallpoint.border1[i], walllines.arrows1[i]);
					wallpoint.arrows1.push(join1);

					//var join2=this.calculateLine.getJoinLinePoint(points[i+1],walllines.arrows1[i]);
					var join2 = this.calculateLine.getJoinLinePoint(_border1, walllines.arrows1[i]);
					wallpoint.arrows1.push(join2);

					var join3 = this.calculateLine.getJoinLinePoint(wallpoint.border2[i], walllines.arrows2[i]);
					wallpoint.arrows2.push(join3);

					//var join4=this.calculateLine.getJoinLinePoint(points[i+1],walllines.arrows2[i]);
					var join4 = this.calculateLine.getJoinLinePoint(_border2, walllines.arrows2[i]);
					wallpoint.arrows2.push(join4);
				}
				continue;
			}
			else {
				var border1join = this.calculateLine.getIntersectionPoint(walllines.border1[i], walllines.border1[this.getNextIndex(walllines.border1, i)]);
				if (border1join == null) {
					border1join = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border1[i]);
				}
				wallpoint.border1.push(border1join);

				var border2join = this.calculateLine.getIntersectionPoint(walllines.border2[i], walllines.border2[this.getNextIndex(walllines.border2, i)]);
				if (border2join == null) {
					border2join = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border2[i]);
				}
				wallpoint.border2.push(border2join);

				var join1 = this.calculateLine.getJoinLinePoint(wallpoint.border1[wallpoint.border1.length - 2], walllines.arrows1[i]);
				wallpoint.arrows1.push(join1);

				var join2 = this.calculateLine.getJoinLinePoint(border1join, walllines.arrows1[i]);
				wallpoint.arrows1.push(join2);

				var join3 = this.calculateLine.getJoinLinePoint(wallpoint.border2[wallpoint.border2.length - 2], walllines.arrows2[i]);
				wallpoint.arrows2.push(join3);

				var join4 = this.calculateLine.getJoinLinePoint(border2join, walllines.arrows2[i]);
				wallpoint.arrows2.push(join4);

				continue;
			}
		}
		else if (state == 0) {
			if (i == 0) {
				var border1join1 = this.calculateLine.getIntersectionPoint(walllines.border1[i], walllines.border1[this.getPreIndex(walllines.border1, i)]);
				if (border1join1 == null) {
					border1join1 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border1[i]);
				}
				wallpoint.border1.push(border1join1);

				var border1join2 = this.calculateLine.getIntersectionPoint(walllines.border1[i], walllines.border1[this.getNextIndex(walllines.border1, i)]);
				if (border1join2 == null) {
					border1join2 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border1[i]);
				}
				wallpoint.border1.push(border1join2);

				var border2join1 = this.calculateLine.getIntersectionPoint(walllines.border2[i], walllines.border2[this.getPreIndex(walllines.border2, i)]);
				if (border2join1 == null) {
					border2join1 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border2[i]);
				}
				wallpoint.border2.push(border2join1);

				var border2join2 = this.calculateLine.getIntersectionPoint(walllines.border2[i], walllines.border2[this.getNextIndex(walllines.border2, i)]);
				if (border2join2 == null) {
					border2join2 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border2[i]);
				}
				wallpoint.border2.push(border2join2);

				var join1 = this.calculateLine.getJoinLinePoint(border1join1, walllines.arrows1[i]);
				wallpoint.arrows1.push(join1);

				var join2 = this.calculateLine.getJoinLinePoint(border1join2, walllines.arrows1[i]);
				wallpoint.arrows1.push(join2);

				var join3 = this.calculateLine.getJoinLinePoint(border2join1, walllines.arrows2[i]);
				wallpoint.arrows2.push(join3);

				var join4 = this.calculateLine.getJoinLinePoint(border2join2, walllines.arrows2[i]);
				wallpoint.arrows2.push(join4);
				continue;
			}

		}
		if (i < len - 1) {
			var border1join = this.calculateLine.getIntersectionPoint(walllines.border1[i], walllines.border1[this.getNextIndex(walllines.border1, i)]);
			if (border1join == null) {
				border1join = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border1[i]);
			}
			wallpoint.border1.push(border1join);

			var border2join = this.calculateLine.getIntersectionPoint(walllines.border2[i], walllines.border2[this.getNextIndex(walllines.border2, i)]);
			if (border2join == null) {
				border2join = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border2[i]);
			}
			wallpoint.border2.push(border2join);

			var join1 = this.calculateLine.getJoinLinePoint(wallpoint.border1[wallpoint.border1.length - 2], walllines.arrows1[i]);
			wallpoint.arrows1.push(join1);

			var join2 = this.calculateLine.getJoinLinePoint(border1join, walllines.arrows1[i]);
			wallpoint.arrows1.push(join2);

			var join3 = this.calculateLine.getJoinLinePoint(wallpoint.border2[wallpoint.border2.length - 2], walllines.arrows2[i]);
			wallpoint.arrows2.push(join3);

			var join4 = this.calculateLine.getJoinLinePoint(border2join, walllines.arrows2[i]);
			wallpoint.arrows2.push(join4);
		}
		else {
			var join1 = this.calculateLine.getJoinLinePoint(wallpoint.border1[wallpoint.border1.length - 1], walllines.arrows1[i]);
			wallpoint.arrows1.push(join1);

			var join2 = this.calculateLine.getJoinLinePoint(wallpoint.border1[0], walllines.arrows1[i]);
			wallpoint.arrows1.push(join2);

			var join3 = this.calculateLine.getJoinLinePoint(wallpoint.border2[wallpoint.border2.length - 1], walllines.arrows2[i]);
			wallpoint.arrows2.push(join3);

			var join4 = this.calculateLine.getJoinLinePoint(wallpoint.border2[0], walllines.arrows2[i]);
			wallpoint.arrows2.push(join4);
		}
	}

	return wallpoint;
};

//获取交点
CalculateElement.prototype.getOutlineMeasureJoin = function (walllines, points, state) {
	if (walllines == null) {
		return;
	}

	var len = walllines.arrows1.length;
	var wallpoint = { arrows1: [], arrows2: [], border1: [], border2: [] };

	if (len == 1) {
		var joinpoint1 = this.calculateLine.getJoinLinePoint(points[0], walllines.arrows1[0]);
		wallpoint.arrows1.push(joinpoint1);

		var joinpoint2 = this.calculateLine.getJoinLinePoint(points[1], walllines.arrows1[0]);
		wallpoint.arrows1.push(joinpoint2);

		var joinpoint3 = this.calculateLine.getJoinLinePoint(points[0], walllines.arrows2[0]);
		wallpoint.arrows2.push(joinpoint3);

		var joinpoint4 = this.calculateLine.getJoinLinePoint(points[1], walllines.arrows2[0]);
		wallpoint.arrows2.push(joinpoint4);

		var joinpoint5 = this.calculateLine.getJoinLinePoint(points[0], walllines.border1[0]);
		wallpoint.border1.push(joinpoint5);

		var joinpoint6 = this.calculateLine.getJoinLinePoint(points[1], walllines.border1[0]);
		wallpoint.border1.push(joinpoint6);

		var joinpoint7 = this.calculateLine.getJoinLinePoint(points[0], walllines.border2[0]);
		wallpoint.border2.push(joinpoint7);

		var joinpoint8 = this.calculateLine.getJoinLinePoint(points[1], walllines.border2[0]);
		wallpoint.border2.push(joinpoint8);

		return wallpoint;
	}

	for (var i = 0; i < len; ++i) {
		if (state == 1) {
			if (i == 0 || i == len - 1) {
				if (i == 0) {
					var border1join1 = this.calculateLine.getJoinLinePoint(points[0], walllines.border1[0]);
					wallpoint.border1.push(border1join1);

					var border2join1 = this.calculateLine.getJoinLinePoint(points[0], walllines.border2[0]);
					wallpoint.border2.push(border2join1);

					var border1join2 = this.calculateLine.getIntersectionPoint(walllines.border1[0], walllines.border1[1]);
					if (border1join2 == null) {
						border1join2 = this.calculateLine.getJoinLinePoint(points[1], walllines.border1[0]);
					}
					wallpoint.border1.push(border1join2);

					var border2join2 = this.calculateLine.getIntersectionPoint(walllines.border2[0], walllines.border2[1]);
					if (border2join2 == null) {
						border2join2 = this.calculateLine.getJoinLinePoint(points[1], walllines.border2[0]);
					}
					wallpoint.border2.push(border2join2);

					var join1 = this.calculateLine.getJoinLinePoint(points[0], walllines.arrows1[0]);
					wallpoint.arrows1.push(join1);

					var join2 = this.calculateLine.getJoinLinePoint(border1join2, walllines.arrows1[0]);
					wallpoint.arrows1.push(join2);

					var join3 = this.calculateLine.getJoinLinePoint(points[0], walllines.arrows2[0]);
					wallpoint.arrows2.push(join3);

					var join4 = this.calculateLine.getJoinLinePoint(border2join2, walllines.arrows2[0]);
					wallpoint.arrows2.push(join4);
				}
				else {
					var border1join1 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border1[i]);
					wallpoint.border1.push(border1join1);

					var border2join1 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border2[i]);
					wallpoint.border2.push(border2join1);

					var join1 = this.calculateLine.getJoinLinePoint(wallpoint.border1[i], walllines.arrows1[i]);
					wallpoint.arrows1.push(join1);

					var join2 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.arrows1[i]);
					wallpoint.arrows1.push(join2);

					var join3 = this.calculateLine.getJoinLinePoint(wallpoint.border2[i], walllines.arrows2[i]);
					wallpoint.arrows2.push(join3);

					var join4 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.arrows2[i]);
					wallpoint.arrows2.push(join4);
				}
				continue;
			}
			else {
				var border1join = this.calculateLine.getIntersectionPoint(walllines.border1[i], walllines.border1[this.getNextIndex(walllines.border1, i)]);
				if (border1join == null) {
					border1join = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border1[i]);
				}
				wallpoint.border1.push(border1join);

				var border2join = this.calculateLine.getIntersectionPoint(walllines.border2[i], walllines.border2[this.getNextIndex(walllines.border2, i)]);
				if (border2join == null) {
					border2join = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border2[i]);
				}
				wallpoint.border2.push(border2join);

				var join1 = this.calculateLine.getJoinLinePoint(wallpoint.border1[wallpoint.border1.length - 2], walllines.arrows1[i]);
				wallpoint.arrows1.push(join1);

				var join2 = this.calculateLine.getJoinLinePoint(border1join, walllines.arrows1[i]);
				wallpoint.arrows1.push(join2);

				var join3 = this.calculateLine.getJoinLinePoint(wallpoint.border2[wallpoint.border2.length - 2], walllines.arrows2[i]);
				wallpoint.arrows2.push(join3);

				var join4 = this.calculateLine.getJoinLinePoint(border2join, walllines.arrows2[i]);
				wallpoint.arrows2.push(join4);

				continue;
			}
		}
		else if (state == 0) {
			if (i == 0) {
				var border1join1 = this.calculateLine.getIntersectionPoint(walllines.border1[i], walllines.border1[this.getPreIndex(walllines.border1, i)]);
				if (border1join1 == null) {
					border1join1 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border1[i]);
				}
				wallpoint.border1.push(border1join1);

				var border1join2 = this.calculateLine.getIntersectionPoint(walllines.border1[i], walllines.border1[this.getNextIndex(walllines.border1, i)]);
				if (border1join2 == null) {
					border1join2 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border1[i]);
				}
				wallpoint.border1.push(border1join2);

				var border2join1 = this.calculateLine.getIntersectionPoint(walllines.border2[i], walllines.border2[this.getPreIndex(walllines.border2, i)]);
				if (border2join1 == null) {
					border2join1 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border2[i]);
				}
				wallpoint.border2.push(border2join1);

				var border2join2 = this.calculateLine.getIntersectionPoint(walllines.border2[i], walllines.border2[this.getNextIndex(walllines.border2, i)]);
				if (border2join2 == null) {
					border2join2 = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border2[i]);
				}
				wallpoint.border2.push(border2join2);

				var join1 = this.calculateLine.getJoinLinePoint(border1join1, walllines.arrows1[i]);
				wallpoint.arrows1.push(join1);

				var join2 = this.calculateLine.getJoinLinePoint(border1join2, walllines.arrows1[i]);
				wallpoint.arrows1.push(join2);

				var join3 = this.calculateLine.getJoinLinePoint(border2join1, walllines.arrows2[i]);
				wallpoint.arrows2.push(join3);

				var join4 = this.calculateLine.getJoinLinePoint(border2join2, walllines.arrows2[i]);
				wallpoint.arrows2.push(join4);
				continue;
			}

		}
		if (i < len - 1) {
			var border1join = this.calculateLine.getIntersectionPoint(walllines.border1[i], walllines.border1[this.getNextIndex(walllines.border1, i)]);
			if (border1join == null) {
				border1join = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border1[i]);
			}
			wallpoint.border1.push(border1join);

			var border2join = this.calculateLine.getIntersectionPoint(walllines.border2[i], walllines.border2[this.getNextIndex(walllines.border2, i)]);
			if (border2join == null) {
				border2join = this.calculateLine.getJoinLinePoint(points[i + 1], walllines.border2[i]);
			}
			wallpoint.border2.push(border2join);

			var join1 = this.calculateLine.getJoinLinePoint(wallpoint.border1[wallpoint.border1.length - 2], walllines.arrows1[i]);
			wallpoint.arrows1.push(join1);

			var join2 = this.calculateLine.getJoinLinePoint(border1join, walllines.arrows1[i]);
			wallpoint.arrows1.push(join2);

			var join3 = this.calculateLine.getJoinLinePoint(wallpoint.border2[wallpoint.border2.length - 2], walllines.arrows2[i]);
			wallpoint.arrows2.push(join3);

			var join4 = this.calculateLine.getJoinLinePoint(border2join, walllines.arrows2[i]);
			wallpoint.arrows2.push(join4);
		}
		else {
			var join1 = this.calculateLine.getJoinLinePoint(wallpoint.border1[wallpoint.border1.length - 1], walllines.arrows1[i]);
			wallpoint.arrows1.push(join1);

			var join2 = this.calculateLine.getJoinLinePoint(wallpoint.border1[0], walllines.arrows1[i]);
			wallpoint.arrows1.push(join2);

			var join3 = this.calculateLine.getJoinLinePoint(wallpoint.border2[wallpoint.border2.length - 1], walllines.arrows2[i]);
			wallpoint.arrows2.push(join3);

			var join4 = this.calculateLine.getJoinLinePoint(wallpoint.border2[0], walllines.arrows2[i]);
			wallpoint.arrows2.push(join4);
		}
	}

	wallpoint.arrows3 = []

	for (var i = 0; i < len; i++) {
		var start = wallpoint.arrows1[i]
		var end = wallpoint.arrows1[i + 1]

		// console.log(i, start.y - end.y)
	}

	return wallpoint;
};

//border1,border2是墙的边缘
//arrow1,arrow2是墙的测量线
CalculateElement.prototype.getWallMappingPoints = function (wallpoint, points, state) {
	if (wallpoint == null) {
		return;
	}

	var len = points.length;
	var resultLines = [];
	for (var i = 0; i < len; ++i) {
		if (state == 1) {
			if (i == len - 1) {
				break;
			}
		}
		var measureLine = {};

		measureLine.arrow1Line1 = wallpoint.arrows1[2 * i];
		measureLine.arrow1Line2 = wallpoint.arrows1[this.getNextIndex(wallpoint.arrows1, 2 * i)];
		measureLine.text1pt = { x: (measureLine.arrow1Line1.x + measureLine.arrow1Line2.x) / 2, y: (measureLine.arrow1Line1.y + measureLine.arrow1Line2.y) / 2 };

		measureLine.arrow2Line1 = wallpoint.arrows2[2 * i];
		measureLine.arrow2Line2 = wallpoint.arrows2[this.getNextIndex(wallpoint.arrows2, 2 * i)];
		measureLine.text2pt = { x: (measureLine.arrow2Line1.x + measureLine.arrow2Line2.x) / 2, y: (measureLine.arrow2Line1.y + measureLine.arrow2Line2.y) / 2 };


		if (wallpoint.border1 != null) {
			measureLine.border1Line1 = wallpoint.border1[i];
			measureLine.border1Line2 = wallpoint.border1[this.getNextIndex(wallpoint.border1, i)];
			measureLine.distance1 = BABYLON.Vector2.Distance(measureLine.border1Line1, measureLine.border1Line2) / meter;
		} else {
			measureLine.distance1 = BABYLON.Vector2.Distance(measureLine.arrow1Line1, measureLine.arrow1Line2) / meter;
		}

		if (wallpoint.border2 != null) {
			measureLine.border2Line1 = wallpoint.border2[i];
			measureLine.border2Line2 = wallpoint.border2[this.getNextIndex(wallpoint.border2, i)];
			measureLine.distance2 = BABYLON.Vector2.Distance(measureLine.border2Line1, measureLine.border2Line2) / meter;
		} else {
			measureLine.distance2 = BABYLON.Vector2.Distance(measureLine.arrow2Line1, measureLine.arrow2Line2) / meter;
		}

		measureLine.border1Line1 = wallpoint.border1[i];
		measureLine.border1Line2 = wallpoint.border1[this.getNextIndex(wallpoint.border1, i)];
		measureLine.distance1 = BABYLON.Vector2.Distance(measureLine.border1Line1, measureLine.border1Line2) / meter;

		resultLines.push(measureLine);
	}
	return resultLines;
};

//9.7
CalculateElement.prototype.updateSelectWallLineIndex = function (wallId, wallindex1, wallindex2, mergeindex) {
	var len = this.layer.vectors[wallId].geometry.points.length;

	if (this.isNeighbor(len, wallindex1, mergeindex)) {
		this.updateSymbolsWallCornerIndexDelete(wallId, mergeindex, wallindex1);
		if (wallindex1 > mergeindex) {
			if (mergeindex == 0 && wallindex1 != 1) {
				wallindex1 = 0;
			}
			else {
				--wallindex1;
				--wallindex2;
			}
		}
		else if (wallindex1 < mergeindex) {
			if (wallindex1 == 0 && mergeindex == 1) {
				--wallindex2;
			}
			else if (wallindex1 == 0) {
				wallindex2 = mergeindex - 1;
			}
		}


	}
	else if (this.isNeighbor(len, wallindex2, mergeindex)) {
		this.updateSymbolsWallCornerIndexDelete(wallId, mergeindex, wallindex2);
		if (wallindex2 > mergeindex) {
			if (mergeindex == 0 && wallindex2 != 1) {
				wallindex2 = 0;
			}
			else {
				--wallindex1;
				--wallindex2;
			}
		}
		else if (wallindex2 < mergeindex) {
			if (wallindex2 == 0 && mergeindex == 1) {
				--wallindex1;
			}
			else if (wallindex2 == 0) {
				wallindex1 = mergeindex - 1;
			}
		}

	}

	if (wallindex1 < 0) {
		wallindex1 = 0;
	}
	if (wallindex2 < 0) {
		wallindex2 = 0;
	}
	return { wallindex1: wallindex1, wallindex2: wallindex2 };
};


CalculateElement.prototype.getIndexsFordeleteWall = function (wallId, index) {
	var result = {};
	var points = this.layer.vectors[wallId].geometry.points;

	for (var i = 0; i < points.length; ++i) {
		if (i == index) {
			continue;
		}

		if (i > index) {
			result[i] = i - 1;
		}
		else {
			result[i] = i;
		}
	}
	return result;
};

CalculateElement.prototype.updateIndexAdd = function (len, index, startindex, endindex, symbolpoint1, symbolpoint2, point, wallpoint1, wallpoint2) {
	var temp = null;
	if (startindex > endindex) {
		temp = endindex;
		endindex = startindex;
		startindex = temp;
	}

	if (Math.abs(startindex - endindex) == 1) {
		if (startindex > index && endindex > index) {
			++startindex;
			++endindex;
		}
		else if (startindex == index && endindex > index) {
			++startindex;
			++endindex;
		}
		else if (startindex < index && endindex == index) {
			//两种情况，双击点在哪一侧？
			if (this.calculateLine.segmentContainPoint(wallpoint1, point, symbolpoint1) && this.calculateLine.segmentContainPoint(wallpoint1, point, symbolpoint2)) {
				//什么也不变
			}
			else {
				++startindex;
				++endindex;
			}
		}
	}
	else if (index > endindex) {
		//两种情况，双击点在哪一侧？
		if (this.calculateLine.segmentContainPoint(wallpoint1, point, symbolpoint1) && this.calculateLine.segmentContainPoint(wallpoint1, point, symbolpoint2)) {
			startindex = endindex;
			endindex = index;
		}
		else {
			startindex = index;
			endindex = 0;
		}
	}
	else {
		++endindex;
	}

	if (temp == null) {
		return { start: startindex, end: endindex };
	}
	else {
		return { start: endindex, end: startindex };
	}
};

//双击墙面
CalculateElement.prototype.updateSymbolsWallCornerIndexAdd = function (wallId, insertindex, point) {
	var len = this.layer.vectors[wallId].geometry.points.length;

	var wallindex1 = insertindex - 1;
	var wallindex2 = insertindex + 1;
	if (wallindex2 == len) {
		wallindex2 = 0;
	}
	var wallpoint1 = this.layer.vectors[wallId].geometry.points[wallindex1];
	var wallpoint2 = this.layer.vectors[wallId].geometry.points[wallindex2];

	for (var key in this.layer.vectors[wallId].symbol2Ds) {
		var symbol2d = this.layer.vectors[wallId].symbol2Ds[key];
		var indexs = this.updateIndexAdd(len, insertindex, symbol2d.attributes.wallstartindex, symbol2d.attributes.wallendindex, symbol2d.geometry.points[0], symbol2d.geometry.points[1], point, wallpoint1, wallpoint2);
		symbol2d.attributes.wallstartindex = indexs.start;
		symbol2d.attributes.wallendindex = indexs.end;
	}
}

//9.7
CalculateElement.prototype.updateSymbolsWallCornerIndexDelete = function (wallId, mergeindex, selectIndex) {
	var len = this.layer.vectors[wallId].geometry.points.length;
	if (!this.isNeighbor(len, mergeindex, selectIndex)) {
		return;
	}
	for (var key in this.layer.vectors[wallId].symbol2Ds) {
		var symbol2d = this.layer.vectors[wallId].symbol2Ds[key];
		var index1 = symbol2d.attributes.wallstartindex;
		var index2 = symbol2d.attributes.wallendindex;

		if (mergeindex != 0 && selectIndex != 0) {
			if (Math.min(index1, index2) > Math.max(mergeindex, selectIndex)) {
				--symbol2d.attributes.wallstartindex;
				--symbol2d.attributes.wallendindex;
			}
			else if (Math.min(index1, index2) == Math.max(mergeindex, selectIndex)) {
				symbol2d.attributes.wallstartindex = Math.min(mergeindex, selectIndex);
				--symbol2d.attributes.wallendindex;
			}
			else if (index1 == 0 && index2 != 1) {
				--symbol2d.attributes.wallendindex;
			}
			else if (index2 == 0 && index1 != 1) {
				--symbol2d.attributes.wallstartindex;
			}
		}
		else if (mergeindex == 1 || selectIndex == 1) {
			--symbol2d.attributes.wallstartindex;
			--symbol2d.attributes.wallendindex;
			if (symbol2d.attributes.wallstartindex < 0) {
				symbol2d.attributes.wallstartindex = 0;
			}
			if (symbol2d.attributes.wallendindex < 0) {
				symbol2d.attributes.wallendindex = 0;
			}
		}
		else if (mergeindex != 1 && selectIndex != 1) {
			if (selectIndex == 0) {
				if (Math.min(symbol2d.attributes.wallstartindex, symbol2d.attributes.wallendindex) > 0) {
					--symbol2d.attributes.wallstartindex;
					--symbol2d.attributes.wallendindex;
				}
				else {
					symbol2d.attributes.wallstartindex = 0;
					symbol2d.attributes.wallendindex = mergeindex - 1;
				}
			}
			else {
				if (symbol2d.attributes.wallstartindex == selectIndex) {
					symbol2d.attributes.wallstartindex = 0;
				}
				else if (symbol2d.attributes.wallendindex == selectIndex) {
					symbol2d.attributes.wallendindex = 0;
				}
			}
		}
	}
};

//9.7
CalculateElement.prototype.updateSymbolsForDeleteOnePoint = function (wallId, index) {
	var len = this.layer.vectors[wallId].geometry.points.length;
	for (var key in this.layer.vectors[wallId].symbol2Ds) {
		var symbol2d = this.layer.vectors[wallId].symbol2Ds[key];
		var index1 = symbol2d.attributes.wallstartindex;
		var index2 = symbol2d.attributes.wallendindex;

		if (index1 != 0 && index2 != 0) {
			if (index < Math.min(index1, index2)) {
				--symbol2d.attributes.wallstartindex;
				--symbol2d.attributes.wallendindex;
			}
			else if (index == index1) {
				if (index2 > index) {
					index1 = index - 1;
					--index2;
				}
			}
			else if (index == index2) {
				if (index1 > index) {
					index2 = index - 1;
					--index1;
				}
			}
		}
		else if (index1 == 0) {
			if (index2 != 1) {
				if (index != 0) {
					--index2;
				}
			}
			else if (index == 0) {
				index2 = len - 2;
			}
		}
		else if (index2 == 0) {
			if (index1 != 1) {
				if (index != 0) {
					--index1;
				}
			}
			else if (index == 0) {
				index1 = len - 2;
			}
		}

		symbol2d.attributes.wallstartindex = index1;
		symbol2d.attributes.wallendindex = index2;
	}
};

CalculateElement.prototype.updateSelectWallCornerIndex = function (wallId, mergeindex, selectIndex) {
	if (!this.isNeighbor(len, mergeindex, selectIndex)) {
		return null;
	}

	if (selectIndex > mergeindex) {
		return mergeindex;
	}
	else if (selectIndex == 0) {
		if (mergeindex != 1) {
			--mergeindex;
			return mergeindex;
		}
	}
	return selectIndex;
};

CalculateElement.prototype.updateSymbolsIndexAdd = function (wallId, index, point) {
	var len = this.layer.vectors[wallId].geometry.points.length;

	var wallindex1 = index - 1;
	var wallindex2 = index + 1;
	if (wallindex2 == len) {
		wallindex2 = 0;
	}
	var wallpoint1 = this.layer.vectors[wallId].geometry.points[wallindex1];
	var wallpoint2 = this.layer.vectors[wallId].geometry.points[wallindex2];

	for (var key in this.layer.vectors[wallId].symbol2Ds) {
		var symbol2d = this.layer.vectors[wallId].symbol2Ds[key];

		var indexs = this.updateIndexAdd(len, index, symbol2d.attributes.wallstartindex, symbol2d.attributes.wallendindex, symbol2d.geometry.points[0], symbol2d.geometry.points[1], point, wallpoint1, wallpoint2);
		symbol2d.attributes.wallstartindex = indexs.start;
		symbol2d.attributes.wallendindex = indexs.end;
	}
};

CalculateElement.prototype.updateSymbolEndPoint = function (symbol2d, point, wallid, startinidex, endindex) {
	if (wallid == null) {
		return;
	}
	var len = symbol2d.getSymbolLen();
	var point1, point2;

	//不能是墙角
	if (endindex != null && typeof (endindex) != undefined) {
		point1 = this.layer.vectors[wallid].geometry.points[startinidex];
		point2 = this.layer.vectors[wallid].geometry.points[endindex];
	}
	else if (symbol2d.geometry.points.length > 0) {
		point1 = symbol2d.geometry.points[0];
		point2 = symbol2d.geometry.points[1];
	}
	else {
		return;
	}
	var line = this.calculateLine.createLine(point1, point2);
	var endpoint = this.calculateLine.getDisPointsLine(line, point, len / 2, len / 2)

	if (symbol2d.attributes.wallId != wallid) {
		--this.layer.vectors[symbol2d.attributes.wallId].symbol2dsCount;
		delete this.layer.vectors[symbol2d.attributes.wallId].symbol2Ds[symbol2d.id];
		symbol2d.attributes.wallId = wallid;
		++this.layer.vectors[wallid].symbol2dsCount;
		this.layer.vectors[wallid].symbol2Ds[symbol2d.id] = symbol2d;
	}

	symbol2d.attributes.wallstartindex = startinidex;
	symbol2d.attributes.wallendindex = endindex;
	symbol2d.geometry.point1 = endpoint.newpoint1;
	symbol2d.geometry.point2 = endpoint.newpoint2;

	var thick = this.layer.getThickness(symbol2d.attributes.wallId, symbol2d.attributes.wallstartindex);
	symbol2d.geometry.points = this.getSymbolPoints(endpoint.newpoint1, endpoint.newpoint2, symbol2d.geometry.geoType, symbol2d.attributes.toward, thick)

	this.layer.vectors[symbol2d.attributes.selectSymbolIds[0]].geometry.points[0] = endpoint.newpoint1;
	this.layer.vectors[symbol2d.attributes.selectSymbolIds[0]].geometry.points[1] = endpoint.newpoint2;

	this.layer.vectors[symbol2d.attributes.selectSymbolIds[1]].geometry.x = endpoint.newpoint1.x;
	this.layer.vectors[symbol2d.attributes.selectSymbolIds[1]].geometry.y = endpoint.newpoint1.y;

	this.layer.vectors[symbol2d.attributes.selectSymbolIds[2]].geometry.x = endpoint.newpoint2.x;
	this.layer.vectors[symbol2d.attributes.selectSymbolIds[2]].geometry.y = endpoint.newpoint2.y;
	//symbol2d.select=true;
	//symbol2d.draw(this.layer);
};

//point在墙上
CalculateElement.prototype.getSymbolEndPoint = function (point, wallid, startinidex, endindex, len) {
	var point1 = this.layer.vectors[wallid].geometry.points[startinidex];
	if (typeof (endindex) == "undefined") {
		return null;
	}
	var point2 = this.layer.vectors[wallid].geometry.points[endindex];
	var line = this.calculateLine.createLine(point1, point2);

	var endpoint = this.calculateLine.getDisPointsLine(line, point, len / 2, len / 2)
	return endpoint;
};

//point不在墙上
CalculateElement.prototype.getSymbolEndPoint2 = function (point, wallid, startinidex, endindex, len) {
	if (typeof (endindex) == "undefined") {
		return null;
	}

	var point1 = this.layer.vectors[wallid].geometry.points[startinidex];
	var point2 = this.layer.vectors[wallid].geometry.points[endindex];
	var line = this.calculateLine.createLine(point1, point2);

	var p = this.calculateLine.getJoinLinePoint(point, line);

	if (!this.lineContain(point1, point2, p, 1)) {
		return null;
	}
	else if (BABYLON.Vector2.Distance(point1, p) < len / 2 || BABYLON.Vector2.Distance(point2, p) < len / 2) {
		return null;
	}
	else {
		var endpoint = this.calculateLine.getDisPointsLine(line, p, len / 2, len / 2)
		return endpoint;
	}
};

//points中，第1，2点表示与point1和point2构成矩形
//扇形都是以point2为圆心
CalculateElement.prototype.getSingleCasementPoints = function (point1, point2, toward, thick) {
	//singleCasementDrift
	var calculateLine = this.calculateLine;
	var line = calculateLine.createLine(point1, point2);
	var arcpoints = [];
	var len = BABYLON.Vector2.Distance(point1, point2);

	var startAngle2, endAngle2;

	var tempPoint = { x: point2.x + 1, y: point2.y };

	if (line.hasOwnProperty('x')) {
		if (toward == 1) {
			arcpoints.push({ x: point2.x - this.layer.parameter.singleCasementDrift, y: point2.y });
			arcpoints.push({ x: point1.x - this.layer.parameter.singleCasementDrift, y: point1.y });

			endAngle2 = calculateLine.Angle2(point2, point1, tempPoint) / 180 * Math.PI;
			startAngle2 = endAngle2 - Math.PI / 6;
		}
		else {
			arcpoints.push({ x: point2.x + this.layer.parameter.singleCasementDrift, y: point2.y });
			arcpoints.push({ x: point1.x + this.layer.parameter.singleCasementDrift, y: point1.y });

			startAngle2 = calculateLine.Angle2(point2, point1, tempPoint) / 180 * Math.PI;
			endAngle2 = startAngle2 + Math.PI / 6;
		}
	}
	else if (line.hasOwnProperty('y')) {
		if (toward == 1) {
			arcpoints.push({ x: point2.x, y: point2.y - this.layer.parameter.singleCasementDrift });
			arcpoints.push({ x: point1.x, y: point1.y - this.layer.parameter.singleCasementDrift });

			startAngle2 = calculateLine.Angle2(point2, point1, tempPoint) / 180 * Math.PI;
			endAngle2 = startAngle2 + Math.PI / 6;
		}
		else {
			arcpoints.push({ x: point2.x, y: point2.y + this.layer.parameter.singleCasementDrift });
			arcpoints.push({ x: point1.x, y: point1.y + this.layer.parameter.singleCasementDrift });

			endAngle2 = calculateLine.Angle2(point2, point1, tempPoint) / 180 * Math.PI;
			startAngle2 = endAngle2 - Math.PI / 6;
		}
	}
	else {
		var tl = {};
		var a = Math.atan(line.a);
		tl.a = -1 / line.a;
		var temp_line2 = calculateLine.getLineForPoint(tl, point1);
		var temp_line1 = calculateLine.getLineForPoint(tl, point2);

		var p1, p2;
		var drift = (this.layer.parameter.singleCasementDrift) / Math.cos(a);

		var same_line;

		if (toward == 1) {
			same_line = { a: line.a, b: line.b - drift };

			p1 = calculateLine.getIntersectionPoint(temp_line2, same_line);
			p2 = calculateLine.getIntersectionPoint(temp_line1, same_line);

			arcpoints.push(p2);
			arcpoints.push(p1);

			startAngle2 = calculateLine.Angle2(point2, point1, tempPoint) / 180 * Math.PI;
			endAngle2 = startAngle2 + Math.PI / 6;
		}
		else {
			same_line = { a: line.a, b: line.b + drift };

			p1 = calculateLine.getIntersectionPoint(temp_line2, same_line);
			p2 = calculateLine.getIntersectionPoint(temp_line1, same_line);

			arcpoints.push(p2);
			arcpoints.push(p1);

			endAngle2 = calculateLine.Angle2(point2, point1, tempPoint) / 180 * Math.PI;
			startAngle2 = endAngle2 - Math.PI / 6;
		}

	}
	arcpoints.push(startAngle2);
	arcpoints.push(endAngle2);

	return arcpoints;
};

CalculateElement.prototype.getDoubleCasementPoints = function (point1, point2, toward, thick) {
	var calculateLine = this.calculateLine;
	var line = calculateLine.createLine(point1, point2);
	var arcpoints = [];
	var len = BABYLON.Vector2.Distance(point1, point2);

	var midpoint = { x: (point1.x + point2.x) / 2, y: (point1.y + point2.y) / 2 };

	var startAngle21, startAngle22, endAngle21, endAngle22;

	var tempPoint1 = { x: point1.x + 1, y: point1.y };
	var tempPoint2 = { x: point2.x + 1, y: point2.y };

	if (line.hasOwnProperty('x')) {
		if (toward == 1) {
			arcpoints.push({ x: point2.x - this.layer.parameter.singleCasementDrift, y: point2.y });
			arcpoints.push({ x: point1.x - this.layer.parameter.singleCasementDrift, y: point1.y });

			if (point1.y > point2.y) {
				endAngle21 = calculateLine.Angle2(point2, point1, tempPoint2) / 180 * Math.PI;
				startAngle21 = endAngle21 - Math.PI / 6;

				startAngle22 = calculateLine.Angle2(point1, point2, tempPoint1) / 180 * Math.PI;
				endAngle22 = startAngle22 + Math.PI / 6;
			}
			else {
				endAngle21 = calculateLine.Angle2(point2, point1, tempPoint2) / 180 * Math.PI;
				startAngle21 = endAngle21 - Math.PI / 6;

				startAngle22 = calculateLine.Angle2(point1, point2, tempPoint1) / 180 * Math.PI + Math.PI;
				endAngle22 = startAngle22 + Math.PI / 6;
			}
		}
		else {
			arcpoints.push({ x: point2.x + this.layer.parameter.singleCasementDrift, y: point2.y });
			arcpoints.push({ x: point1.x + this.layer.parameter.singleCasementDrift, y: point1.y });

			if (point1.y > point2.y) {
				startAngle21 = calculateLine.Angle2(point2, point1, tempPoint2) / 180 * Math.PI;
				endAngle21 = startAngle21 + Math.PI / 6;

				endAngle22 = calculateLine.Angle2(point1, point2, tempPoint1) / 180 * Math.PI;
				startAngle22 = endAngle22 - Math.PI / 6;
			}
			else {
				startAngle21 = calculateLine.Angle2(point2, point1, tempPoint2) / 180 * Math.PI;
				endAngle21 = startAngle21 + Math.PI / 6;

				endAngle22 = calculateLine.Angle2(point1, point2, tempPoint1) / 180 * Math.PI + Math.PI;
				startAngle22 = endAngle22 - Math.PI / 6;
			}
		}
	}
	else if (line.hasOwnProperty('y')) {
		if (toward == 1) {
			arcpoints.push({ x: point2.x, y: point2.y - this.layer.parameter.singleCasementDrift });
			arcpoints.push({ x: point1.x, y: point1.y - this.layer.parameter.singleCasementDrift });

			if (point1.x > point2.x) {
				endAngle21 = 2 * Math.PI;
				startAngle21 = endAngle21 - Math.PI / 6;

				startAngle22 = calculateLine.Angle2(point1, point2, tempPoint1) / 180 * Math.PI;
				endAngle22 = startAngle22 + Math.PI / 6;
			}
			else {
				startAngle21 = calculateLine.Angle2(point2, point1, tempPoint2) / 180 * Math.PI;
				endAngle21 = startAngle21 + Math.PI / 6;

				endAngle22 = 2 * Math.PI;
				startAngle22 = endAngle22 - Math.PI / 6;
			}
		}
		else {
			arcpoints.push({ x: point2.x, y: point2.y + this.layer.parameter.singleCasementDrift });
			arcpoints.push({ x: point1.x, y: point1.y + this.layer.parameter.singleCasementDrift });

			if (point1.x > point2.x) {
				startAngle21 = 0;
				endAngle21 = startAngle21 + Math.PI / 6;

				endAngle22 = calculateLine.Angle2(point1, point2, tempPoint1) / 180 * Math.PI;
				startAngle22 = endAngle22 - Math.PI / 6;
			}
			else {
				endAngle21 = calculateLine.Angle2(point2, point1, tempPoint2) / 180 * Math.PI;
				startAngle21 = endAngle21 - Math.PI / 6;

				startAngle22 = 0;
				endAngle22 = startAngle22 + Math.PI / 6;
			}
		}
	}
	else {
		var tl = {};
		var a = Math.atan(line.a);
		tl.a = -1 / line.a;
		var temp_line2 = calculateLine.getLineForPoint(tl, point1);
		var temp_line1 = calculateLine.getLineForPoint(tl, point2);

		var temp_midline = calculateLine.getLineForPoint(tl, midpoint);

		var p1, p2;
		var drift = (this.layer.parameter.singleCasementDrift) / Math.cos(a);

		var same_line;

		if (toward == 1) {
			same_line = { a: line.a, b: line.b - drift };

			p1 = calculateLine.getIntersectionPoint(temp_line2, same_line);
			p2 = calculateLine.getIntersectionPoint(temp_line1, same_line);

			arcpoints.push(p2);
			arcpoints.push(p1);

			startAngle21 = calculateLine.Angle2(point2, point1, tempPoint2) / 180 * Math.PI;
			endAngle22 = calculateLine.Angle2(point1, point2, tempPoint1) / 180 * Math.PI;
			endAngle21 = startAngle21 + Math.PI / 6;


			startAngle22 = endAngle22 - Math.PI / 6;
		}
		else {
			same_line = { a: line.a, b: line.b + drift };

			p1 = calculateLine.getIntersectionPoint(temp_line2, same_line);
			p2 = calculateLine.getIntersectionPoint(temp_line1, same_line);

			arcpoints.push(p2);
			arcpoints.push(p1);

			endAngle21 = calculateLine.Angle2(point2, point1, tempPoint2) / 180 * Math.PI;
			startAngle22 = calculateLine.Angle2(point1, point2, tempPoint1) / 180 * Math.PI;
			startAngle21 = endAngle21 - Math.PI / 6;
			endAngle22 = startAngle22 + Math.PI / 6;
		}

	}
	arcpoints.push(startAngle21);
	arcpoints.push(endAngle21);
	arcpoints.push(startAngle22);
	arcpoints.push(endAngle22);

	return arcpoints;
};

CalculateElement.prototype.getSimpleDoorPoints = function (point1, point2, toward, thick) {
	var calculateLine = this.calculateLine;
	var line = calculateLine.createLine(point1, point2);
	var arcpoints = [];
	var doorlength = BABYLON.Vector2.Distance(point1, point2);

	if (line.hasOwnProperty('x')) {
		if (toward == 1) {
			arcpoints.push({ x: point2.x + thick / 2, y: point2.y });
			arcpoints.push({ x: point2.x + thick / 2 + doorlength, y: point2.y });
			arcpoints.push({ x: point1.x + thick / 2 + doorlength, y: point1.y });

			if (point2.y < point1.y) {
				arcpoints.push({ x: point1.x + thick / 2 + doorlength, y: point1.y - this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x + thick / 2, y: point1.y - this.layer.parameter.simpleDoorDrift });
			}
			else {
				arcpoints.push({ x: point1.x + thick / 2 + doorlength, y: point1.y + this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x + thick / 2, y: point1.y + this.layer.parameter.simpleDoorDrift });
			}
			arcpoints.push({ x: point1.x + thick / 2, y: point1.y });
		}
		else {
			arcpoints.push({ x: point2.x - thick / 2, y: point2.y });
			arcpoints.push({ x: point2.x - thick / 2 - doorlength, y: point2.y });
			arcpoints.push({ x: point1.x - thick / 2 - doorlength, y: point1.y });

			if (point2.y < point1.y) {
				arcpoints.push({ x: point1.x - thick / 2 - doorlength, y: point1.y - this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x - thick / 2, y: point1.y - this.layer.parameter.simpleDoorDrift });
			}
			else {
				arcpoints.push({ x: point1.x - thick / 2 - doorlength, y: point1.y + this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x - thick / 2, y: point1.y + this.layer.parameter.simpleDoorDrift });
			}
			arcpoints.push({ x: point1.x - thick / 2, y: point1.y });
		}
	}
	else if (line.hasOwnProperty('y')) {
		if (toward == 1) {
			arcpoints.push({ x: point2.x, y: point2.y + thick / 2 });
			arcpoints.push({ x: point2.x, y: point2.y + thick / 2 + doorlength });
			arcpoints.push({ x: point1.x, y: point1.y + thick / 2 + doorlength });

			if (point2.x < point1.x) {
				arcpoints.push({ x: point1.x - this.layer.parameter.simpleDoorDrift, y: point1.y + thick / 2 + doorlength });
				arcpoints.push({ x: point1.x - this.layer.parameter.simpleDoorDrift, y: point1.y + thick / 2 });
			}
			else {
				arcpoints.push({ x: point1.x + this.layer.parameter.simpleDoorDrift, y: point1.y + thick / 2 + doorlength });
				arcpoints.push({ x: point1.x + this.layer.parameter.simpleDoorDrift, y: point1.y + thick / 2 });
			}
			arcpoints.push({ x: point1.x, y: point1.y + thick / 2 });
		}
		else {
			arcpoints.push({ x: point2.x, y: point2.y - thick / 2 });
			arcpoints.push({ x: point2.x, y: point2.y - thick / 2 - doorlength });
			arcpoints.push({ x: point1.x, y: point1.y - thick / 2 - doorlength });

			if (point2.x < point1.x) {
				arcpoints.push({ x: point1.x - this.layer.parameter.simpleDoorDrift, y: point1.y - thick / 2 - doorlength });
				arcpoints.push({ x: point1.x - this.layer.parameter.simpleDoorDrift, y: point1.y - thick / 2 });
			}
			else {
				arcpoints.push({ x: point1.x + this.layer.parameter.simpleDoorDrift, y: point1.y - thick / 2 - doorlength });
				arcpoints.push({ x: point1.x + this.layer.parameter.simpleDoorDrift, y: point1.y - thick / 2 });
			}
			arcpoints.push({ x: point1.x, y: point1.y - thick / 2 });
		}
	}
	else {
		var tl = {};
		var a = Math.atan(line.a);
		tl.a = -1 / line.a;
		var temp_line2 = calculateLine.getLineForPoint(tl, point1);
		var temp_line1 = calculateLine.getLineForPoint(tl, point2);

		var p1, p2, p3, p4, p5, p6;
		var temp_line3 = {};
		var db = doorlength / Math.cos(a);
		var drift = (thick / 2) / Math.cos(a);

		var same_line1, same_line2;

		if (toward == 1) {
			same_line1 = { a: line.a, b: line.b + drift };
			same_line2 = { a: line.a, b: line.b + drift + db };

			p1 = calculateLine.getIntersectionPoint(temp_line1, same_line1);
			p2 = calculateLine.getIntersectionPoint(temp_line1, same_line2);
			p3 = calculateLine.getIntersectionPoint(temp_line2, same_line2);

			if (temp_line2.b < temp_line1.b) {
				temp_line3.a = temp_line1.a;
				temp_line3.b = temp_line2.b + Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));

				p4 = calculateLine.getIntersectionPoint(temp_line3, same_line2);
				p5 = calculateLine.getIntersectionPoint(temp_line3, same_line1);
			}
			else {
				temp_line3.a = temp_line1.a;
				temp_line3.b = temp_line2.b - Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));

				p4 = calculateLine.getIntersectionPoint(temp_line3, same_line2);
				p5 = calculateLine.getIntersectionPoint(temp_line3, same_line1);
			}
			p6 = calculateLine.getIntersectionPoint(temp_line2, same_line1);
		}
		else {
			same_line1 = { a: line.a, b: line.b - drift };
			same_line2 = { a: line.a, b: line.b - drift - db };

			p1 = calculateLine.getIntersectionPoint(temp_line1, same_line1);
			p2 = calculateLine.getIntersectionPoint(temp_line1, same_line2);
			p3 = calculateLine.getIntersectionPoint(temp_line2, same_line2);

			if (temp_line2.b < temp_line1.b) {
				temp_line3.a = temp_line1.a;
				temp_line3.b = temp_line2.b + Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));

				p4 = calculateLine.getIntersectionPoint(temp_line3, same_line2);
				p5 = calculateLine.getIntersectionPoint(temp_line3, same_line1);
			}
			else {
				temp_line3.a = temp_line1.a;
				temp_line3.b = temp_line2.b - Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));

				p4 = calculateLine.getIntersectionPoint(temp_line3, same_line2);
				p5 = calculateLine.getIntersectionPoint(temp_line3, same_line1);
			}
			p6 = calculateLine.getIntersectionPoint(temp_line2, same_line1);
		}
		arcpoints.push(p1);
		arcpoints.push(p2);
		arcpoints.push(p3);
		arcpoints.push(p4);
		arcpoints.push(p5);
		arcpoints.push(p6);
	}
	return arcpoints;
};

CalculateElement.prototype.getBiFoldDoorPoints = function (point1, point2, toward, thick) {
	var calculateLine = this.calculateLine;
	var line = calculateLine.createLine(point1, point2);
	var arcpoints = [];
	var doorlength = BABYLON.Vector2.Distance(point1, point2) / 2;

	var midpoint = { x: (point1.x + point2.x) / 2, y: (point1.y + point2.y) / 2 };

	if (line.hasOwnProperty('x')) {
		if (toward == 1) {
			arcpoints.push({ x: midpoint.x + thick / 2, y: midpoint.y });
			arcpoints.push({ x: midpoint.x + thick / 2 + doorlength, y: midpoint.y });
			arcpoints.push({ x: point2.x + thick / 2 + doorlength, y: point2.y });

			arcpoints.push({ x: midpoint.x + thick / 2, y: midpoint.y });
			arcpoints.push({ x: midpoint.x + thick / 2 + doorlength, y: midpoint.y });
			arcpoints.push({ x: point1.x + thick / 2 + doorlength, y: point1.y });

			if (point2.y < point1.y) {
				arcpoints.push({ x: point2.x + thick / 2 + doorlength, y: point2.y + this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point2.x + thick / 2, y: point2.y + this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point2.x + thick / 2, y: point2.y });

				arcpoints.push({ x: point1.x + thick / 2 + doorlength, y: point1.y - this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x + thick / 2, y: point1.y - this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x + thick / 2, y: point1.y });
			}
			else {
				arcpoints.push({ x: point2.x + thick / 2 + doorlength, y: point2.y - this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point2.x + thick / 2, y: point2.y - this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point2.x + thick / 2, y: point2.y });

				arcpoints.push({ x: point1.x + thick / 2 + doorlength, y: point1.y + this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x + thick / 2, y: point1.y + this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x + thick / 2, y: point1.y });
			}
		}
		else {
			arcpoints.push({ x: midpoint.x - thick / 2, y: midpoint.y });
			arcpoints.push({ x: midpoint.x - thick / 2 - doorlength, y: midpoint.y });
			arcpoints.push({ x: point2.x - thick / 2 - doorlength, y: point2.y });

			arcpoints.push({ x: midpoint.x - thick / 2, y: midpoint.y });
			arcpoints.push({ x: midpoint.x - thick / 2 - doorlength, y: midpoint.y });
			arcpoints.push({ x: point1.x - thick / 2 - doorlength, y: point1.y });

			if (point2.y < point1.y) {
				arcpoints.push({ x: point2.x - thick / 2 - doorlength, y: point2.y + this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point2.x - thick / 2, y: point2.y + this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point2.x - thick / 2, y: point2.y });

				arcpoints.push({ x: point1.x - thick / 2 - doorlength, y: point1.y - this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x - thick / 2, y: point1.y - this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x - thick / 2, y: point1.y });
			}
			else {
				arcpoints.push({ x: point2.x - thick / 2 - doorlength, y: point2.y - this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point2.x - thick / 2, y: point2.y - this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point2.x - thick / 2, y: point2.y });

				arcpoints.push({ x: point1.x - thick / 2 - doorlength, y: point1.y + this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x - thick / 2, y: point1.y + this.layer.parameter.simpleDoorDrift });
				arcpoints.push({ x: point1.x - thick / 2, y: point1.y });
			}
		}
	}
	else if (line.hasOwnProperty('y')) {
		if (toward == 1) {
			arcpoints.push({ x: midpoint.x, y: midpoint.y + thick / 2 });
			arcpoints.push({ x: midpoint.x, y: midpoint.y + thick / 2 + doorlength });
			arcpoints.push({ x: point2.x, y: point2.y + thick / 2 + doorlength });

			arcpoints.push({ x: midpoint.x, y: midpoint.y + thick / 2 });
			arcpoints.push({ x: midpoint.x, y: midpoint.y + thick / 2 + doorlength });
			arcpoints.push({ x: point1.x, y: point1.y + thick / 2 + doorlength });

			if (point2.x < point1.x) {
				arcpoints.push({ x: point2.x + this.layer.parameter.simpleDoorDrift, y: point2.y + thick / 2 + doorlength });
				arcpoints.push({ x: point2.x + this.layer.parameter.simpleDoorDrift, y: point2.y + thick / 2 });
				arcpoints.push({ x: point2.x, y: point2.y + thick / 2 });

				arcpoints.push({ x: point1.x - this.layer.parameter.simpleDoorDrift, y: point1.y + thick / 2 + doorlength });
				arcpoints.push({ x: point1.x - this.layer.parameter.simpleDoorDrift, y: point1.y + thick / 2 });
				arcpoints.push({ x: point1.x, y: point1.y + thick / 2 });
			}
			else {
				arcpoints.push({ x: point2.x - this.layer.parameter.simpleDoorDrift, y: point2.y + thick / 2 + doorlength });
				arcpoints.push({ x: point2.x - this.layer.parameter.simpleDoorDrift, y: point2.y + thick / 2 });
				arcpoints.push({ x: point2.x, y: point2.y + thick / 2 });

				arcpoints.push({ x: point1.x + this.layer.parameter.simpleDoorDrift, y: point1.y + thick / 2 + doorlength });
				arcpoints.push({ x: point1.x + this.layer.parameter.simpleDoorDrift, y: point1.y + thick / 2 });
				arcpoints.push({ x: point1.x, y: point1.y + thick / 2 });
			}
		}
		else {
			arcpoints.push({ x: midpoint.x, y: midpoint.y - thick / 2 });
			arcpoints.push({ x: midpoint.x, y: midpoint.y - thick / 2 - doorlength });
			arcpoints.push({ x: point2.x, y: point2.y - thick / 2 - doorlength });

			arcpoints.push({ x: midpoint.x, y: midpoint.y - thick / 2 });
			arcpoints.push({ x: midpoint.x, y: midpoint.y - thick / 2 - doorlength });
			arcpoints.push({ x: point1.x, y: point1.y - thick / 2 - doorlength });

			if (point2.y < point1.y) {
				arcpoints.push({ x: point2.x + this.layer.parameter.simpleDoorDrift, y: point2.y - thick / 2 - doorlength });
				arcpoints.push({ x: point2.x + this.layer.parameter.simpleDoorDrift, y: point2.y - thick / 2 });
				arcpoints.push({ x: point2.x, y: point2.y - thick / 2 });

				arcpoints.push({ x: point1.x - this.layer.parameter.simpleDoorDrift, y: point1.y - thick / 2 - doorlength });
				arcpoints.push({ x: point1.x - this.layer.parameter.simpleDoorDrift, y: point1.y - thick / 2 });
				arcpoints.push({ x: point1.x, y: point1.y - thick / 2 });
			}
			else {
				arcpoints.push({ x: point2.x - this.layer.parameter.simpleDoorDrift, y: point2.y - thick / 2 - doorlength });
				arcpoints.push({ x: point2.x - this.layer.parameter.simpleDoorDrift, y: point2.y - thick / 2 });
				arcpoints.push({ x: point2.x, y: point2.y - thick / 2 });

				arcpoints.push({ x: point1.x + this.layer.parameter.simpleDoorDrift, y: point1.y - thick / 2 - doorlength });
				arcpoints.push({ x: point1.x + this.layer.parameter.simpleDoorDrift, y: point1.y - thick / 2 });
				arcpoints.push({ x: point1.x, y: point1.y - thick / 2 });
			}
		}
	}
	else {
		var tl = {};
		var a = Math.atan(line.a);
		tl.a = -1 / line.a;
		var temp_line1 = calculateLine.getLineForPoint(tl, point1);
		var temp_line2 = calculateLine.getLineForPoint(tl, point2);
		var temp_midline = calculateLine.getLineForPoint(tl, midpoint);

		var t1, t2, t3, t4, t5, t6;
		var p1, p2, p3, p4, p5, p6;
		var temp_line3 = {};
		var temp_line4 = {};
		var db = doorlength / Math.cos(a);
		var drift = (thick / 2) / Math.cos(a);

		var same_line1, same_line2;

		if (toward == 1) {
			same_line1 = { a: line.a, b: line.b + drift };
			same_line2 = { a: line.a, b: line.b + drift + db };

			t1 = calculateLine.getIntersectionPoint(temp_midline, same_line1);
			t2 = calculateLine.getIntersectionPoint(temp_midline, same_line2);
			t3 = calculateLine.getIntersectionPoint(temp_line2, same_line2);

			t4 = calculateLine.getIntersectionPoint(temp_midline, same_line1);
			t5 = calculateLine.getIntersectionPoint(temp_midline, same_line2);
			t6 = calculateLine.getIntersectionPoint(temp_line1, same_line2);

			if (temp_line2.b < temp_line1.b) {
				temp_line3.a = temp_line1.a;
				temp_line3.b = temp_line2.b + Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));

				temp_line4.a = temp_line1.a;
				temp_line4.b = temp_line1.b - Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));
			}
			else {
				temp_line3.a = temp_line1.a;
				temp_line3.b = temp_line2.b - Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));

				temp_line4.a = temp_line1.a;
				temp_line4.b = temp_line1.b + Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));
			}

			p1 = calculateLine.getIntersectionPoint(temp_line3, same_line2);
			p2 = calculateLine.getIntersectionPoint(temp_line3, same_line1);
			p3 = calculateLine.getIntersectionPoint(temp_line2, same_line1);

			p4 = calculateLine.getIntersectionPoint(temp_line4, same_line2);
			p5 = calculateLine.getIntersectionPoint(temp_line4, same_line1);
			p6 = calculateLine.getIntersectionPoint(temp_line1, same_line1);


		}
		else {
			same_line1 = { a: line.a, b: line.b - drift };
			same_line2 = { a: line.a, b: line.b - drift - db };

			t1 = calculateLine.getIntersectionPoint(temp_midline, same_line1);
			t2 = calculateLine.getIntersectionPoint(temp_midline, same_line2);
			t3 = calculateLine.getIntersectionPoint(temp_line2, same_line2);

			t4 = calculateLine.getIntersectionPoint(temp_midline, same_line1);
			t5 = calculateLine.getIntersectionPoint(temp_midline, same_line2);
			t6 = calculateLine.getIntersectionPoint(temp_line1, same_line2);

			if (temp_line2.b < temp_line1.b) {
				temp_line3.a = temp_line1.a;
				temp_line3.b = temp_line2.b + Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));

				temp_line4.a = temp_line1.a;
				temp_line4.b = temp_line1.b - Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));
			}
			else {
				temp_line3.a = temp_line1.a;
				temp_line3.b = temp_line2.b - Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));

				temp_line4.a = temp_line1.a;
				temp_line4.b = temp_line1.b + Math.abs(this.layer.parameter.simpleDoorDrift / Math.sin(a));
			}

			p1 = calculateLine.getIntersectionPoint(temp_line3, same_line2);
			p2 = calculateLine.getIntersectionPoint(temp_line3, same_line1);
			p3 = calculateLine.getIntersectionPoint(temp_line2, same_line1);

			p4 = calculateLine.getIntersectionPoint(temp_line4, same_line2);
			p5 = calculateLine.getIntersectionPoint(temp_line4, same_line1);
			p6 = calculateLine.getIntersectionPoint(temp_line1, same_line1);
		}
		arcpoints.push(t1);
		arcpoints.push(t2);
		arcpoints.push(t3);
		arcpoints.push(t4);
		arcpoints.push(t5);
		arcpoints.push(t6);

		arcpoints.push(p1);
		arcpoints.push(p2);
		arcpoints.push(p3);
		arcpoints.push(p4);
		arcpoints.push(p5);
		arcpoints.push(p6);
	}
	return arcpoints;
};

CalculateElement.prototype.getSlidingPoints = function (point1, point2, toward, thick) {
	var calculateLine = this.layer.calculateLine;
	var line = calculateLine.createLine(point1, point2);
	var drawpoints = [];
	var point3, point4, point5, point6;
	var r = 10;

	if (line.hasOwnProperty('x')) {
		point3 = { x: point1.x - r, y: point1.y };
		point4 = { x: point1.x - r, y: (point1.y + point2.y) / 2 };
		point5 = { x: point1.x + r, y: (point1.y + point2.y) / 2 };
		point6 = { x: point1.x + r, y: point2.y };
	}
	else if (line.hasOwnProperty('y')) {
		point3 = { x: point1.x, y: point1.y - r };
		point4 = { x: (point1.x + point2.x) / 2, y: point1.y - r };
		point5 = { x: (point1.x + point2.x) / 2, y: point1.y + r };
		point6 = { x: point2.x, y: point2.y + r };
	}
	else {

		var tl = {};
		var a = Math.atan(line.a);
		tl.a = -1 / line.a;
		var temp_line1 = calculateLine.createLine2(tl, point1);
		var temp_line2 = calculateLine.createLine2(tl, point2);

		var centerpoint = { x: (point1.x + point2.x) / 2, y: (point1.y + point2.y) / 2 };
		var tempcenterline = calculateLine.createLine2(tl, centerpoint);

		var db = r / Math.cos(a);

		var like_line1 = { a: line.a, b: line.b + db };
		var like_line2 = { a: line.a, b: line.b - db };

		point3 = calculateLine.getIntersectionPoint(like_line1, temp_line1);
		point4 = calculateLine.getIntersectionPoint(like_line1, tempcenterline);
		point5 = calculateLine.getIntersectionPoint(like_line2, tempcenterline);
		point6 = calculateLine.getIntersectionPoint(like_line2, temp_line2);
	}
	drawpoints.push(point1);
	drawpoints.push(point2);
	drawpoints.push(point3);
	drawpoints.push(point4);
	drawpoints.push(point5);
	drawpoints.push(point6);
	return drawpoints;
};

CalculateElement.prototype.getSymbolPoints = function (point1, point2, type, toward, thick) {
	var points = [];
	if (type == "OpenDoor" || type == "OpenWindow") {
		points.push(point1);
		points.push(point2);
	}
	else if (type == "SimpleDoor") {
		points = this.getSimpleDoorPoints(point1, point2, toward, thick);
	}
	else if (type == "BiFoldDoor") {
		points = this.getBiFoldDoorPoints(point1, point2, toward, thick);
	}
	else if (type == "SlidingDoor" || type == "SlidingWindow") {
		points = this.getSlidingPoints(point1, point2, toward, thick);
	}
	else if (type == "SingleCasement") {
		points = this.getSingleCasementPoints(point1, point2, toward, thick);
	}
	else if (type == "DoubleCasement") {
		points = this.getDoubleCasementPoints(point1, point2, toward, thick);
	}
	return points;
};