rt-sim-training-client/src/jmapNew/shape/Section/ELimitLines.js

import Group from 'zrender/src/container/Group';
import BezierCurve from 'zrender/src/graphic/shape/BezierCurve';
import Line from 'zrender/src/graphic/shape/Line';
import JTriangle from '../../utils/JTriangle';
import Vue from 'vue';

export default class ELimitLines extends Group {
    constructor(model) {
        super();
        this.model = model;
        this.zlevel = model.zlevel;
        this.z = model.z;
        this.create();
    }

    create() {
        const model = this.model.modelData;
        const style = this.model.style;
        /** 创建区段*/
        if (model && model.points.length > 1) {
            const traingle = new JTriangle(model.points[0], model.points[model.points.length - 1]);
            let x = traingle.drictx * (style.Section.speedLimit.distance) * traingle.getSinRate();
            let y = traingle.dricty * (style.Section.speedLimit.distance) * traingle.getCosRate();
            if (x == Infinity) { x = 0; }
            if (y == Infinity) { y = 0; }
            // if (model.switch) {
            // 上侧临时限速线
            const speedLimitLeft = this.createLimit({
                position: [x, -y],
                switch: model.switch,
                code: model.code,
                isSwitchSection: model.switchSection,
                relSwitchCode: model.relSwitchCode,
                isCurve: model.curve, // 是否曲线
                points: model.points
            });
                // 下侧临时限速线
            const speedLimitRight = this.createLimit({
                position: [-x, y],
                switch: model.switch,
                code: model.code,
                isSwitchSection: model.switchSection,
                relSwitchCode: model.relSwitchCode,
                isCurve: model.curve, // 是否曲线
                points: model.points
            });
            speedLimitLeft.forEach(item => {
                this.add(item);
            });
            speedLimitRight.forEach(item => {
                this.add(item);
            });
            // }
        }
    }

    createLimit(model) {
        const style = this.model.style;
        const dataList = [];
        if (model.isCurve) {
            const shape = {};
            for (let i = 1; i < (model.points.length - 1); i++) {
                shape[`cpx${i}`] = model.points[i].x;
                shape[`cpy${i}`] = model.points[i].y;
            }

            shape[`x1`] = model.points[0].x;
            shape[`y1`] = model.points[0].y;
            shape[`x2`] = model.points[model.points.length - 1].x;
            shape[`y2`] = model.points[model.points.length - 1].y;

            dataList.push(new BezierCurve({
                isLine: true,
                zlevel: this.zlevel,
                progressive: model.progressive,
                z: this.z,
                culling: true,
                shape: shape,
                position: model.position,
                style: {
                    lineWidth: style.Section.speedLimit.width,
                    stroke: style.Section.speedLimit.lineColor,
                    fillOpacity: 0
                }
            }));
        } else {
            const swPadding = style.Switch.core.length; // 定位和反位时区段距离岔芯的距离
            var switchWidth = style.Section.line.width + style.Section.line.beyondWidth; // 道岔宽度
            const beg = Object.assign({}, model.points[0]);
            const end = Object.assign({}, model.points[model.points.length - 1]);
            if (model.isSwitchSection && beg.y !== end.y) {
                const swch = Vue.prototype.$jlmap.mapDevice[model.relSwitchCode]; // 获取道岔model 及状态数据

                if (swch && swch.instance) {
                    const traingle = new JTriangle(swch.intersection, swch.skew);
                    if ((swch.intersection.x === beg.x) && (swch.intersection.y === beg.y) && !swch.normalPosition && swch.sectionCCode == model.code) {
                        beg.x = beg.x + traingle.drictx * (swPadding + switchWidth) * traingle.getCotRate();
                        beg.y = beg.y + traingle.dricty * (swPadding + switchWidth);
                    }

                    if ((swch.intersection.x === end.x) && (swch.intersection.y === end.y) && swch.normalPosition && swch.sectionCCode == model.code) {
                        end.x = end.x + traingle.drictx * (swPadding + switchWidth) * traingle.getCotRate();
                        end.y = end.y + traingle.dricty * (swPadding + switchWidth);
                    }
                }
            }
            if (model.points.length == 2) {
                dataList.push(new Line({
                    isLine: true,
                    zlevel: this.zlevel,
                    progressive: model.progressive,
                    z: this.z,
                    position: model.position,
                    shape: {
                        x1: beg.x,
                        y1: beg.y,
                        x2: end.x,
                        y2: end.y
                    },
                    style: {
                        lineWidth: style.Section.speedLimit.width,
                        stroke: style.Section.speedLimit.lineColor
                    }
                }));
            } else {
                dataList.push(new Line({
                    isLine: true,
                    zlevel: this.zlevel,
                    progressive: model.progressive,
                    z: this.z,
                    position: model.position,
                    shape: {
                        x1: beg.x,
                        y1: beg.y,
                        x2: model.points[1].x,
                        y2: model.points[1].y
                    },
                    style: {
                        lineWidth: style.Section.speedLimit.width,
                        stroke: style.Section.speedLimit.lineColor
                    }
                }));

                for (let i = 1; i < (model.points.length - 2); i++) {
                    dataList.push(new Line({
                        isLine: true,
                        zlevel: this.zlevel,
                        z: this.z,
                        progressive: model.progressive,
                        position: model.position,
                        shape: {
                            x1: model.points[i].x,
                            y1: model.points[i].y,
                            x2: model.points[i + 1].x,
                            y2: model.points[i + 1].y
                        },
                        style: {
                            lineWidth: style.Section.speedLimit.width,
                            stroke: style.Section.speedLimit.lineColor
                        }
                    }));
                }

                dataList.push(new Line({
                    isLine: true,
                    zlevel: this.zlevel,
                    z: this.z,
                    position: model.position,
                    progressive: model.progressive,
                    shape: {
                        x1: model.points[model.points.length - 2].x,
                        y1: model.points[model.points.length - 2].y,
                        x2: end.x,
                        y2: end.y
                    },
                    style: {
                        lineWidth: style.Section.speedLimit.width,
                        stroke: style.Section.speedLimit.lineColor
                    }
                }));
            }
        }
        return dataList;
    }

    hide() {
        this.eachChild((child) => {
            child.hide();
        });
    }
    show() {
        this.eachChild((child) => {
            child.show();
        });
    }
}