rt-sim-training-client/src/jmapNew/transformHandle.js

107 lines
3.7 KiB
JavaScript

import store from '@/store/index';
import {createTransform, createBoundingRect} from './utils/parser';
class TransformHandle {
constructor(painter) {
this.$painter = painter;
this.stationFlag = false;
this.parentLevel = painter.getParentLevel();
this.rect = { x: 0, y: 0, width: 0, height: 0 };
this.transform = createTransform({ scaleRate: 1, offsetX: 0, offsetY: 0 });
}
checkVisible(view) {
// console.log(view);
return createBoundingRect(view).intersect(this.rect);
}
revisibleView(view) {
if (this.checkVisible(view)) {
view.show();
} else {
view.hide();
}
view.dirty();
}
setStationFlag(stationCode) {
this.stationFlag = !!stationCode;
}
// 视图进行缩放/平移
transformView(view) {
if (view) {
view.transform = this.transform;
if (this.stationFlag) {
this.handleStationShow(view);
}
view.decomposeTransform();
this.revisibleView(view);
}
}
handleStationShow(view) {
if (view.model && view.model._type === 'Station') {
const station = view.model;
this.handleStationViewTransform(view, station);
} else if (view.model && view.model._type === 'StationStand') {
const station = store.getters['map/getDeviceByCode'](view.model.stationCode);
this.handleStationViewTransform(view, station);
} else if (view.model && view.model._type === 'Psd') {
const stand = store.getters['map/getDeviceByCode'](view.model.standCode);
const station = store.getters['map/getDeviceByCode'](stand.stationCode);
this.handleStationViewTransform(view, station);
} else if (view.model && view.model._type === 'Train' && view.model.sectionModel) {
const belongStation = view.model.sectionModel.belongStation;
const station = store.getters['map/getDeviceByCode'](belongStation);
this.handleStationViewTransform(view, station);
} else if (view.model && (view.model.belongStation || view.model.belongStationCode)) {
const belongStation = view.model.belongStation || view.model.belongStationCode;
const station = store.getters['map/getDeviceByCode'](belongStation);
this.handleStationViewTransform(view, station);
}
}
handleStationViewTransform(view, station) {
if (station.foldLine) {
view.transform = createTransform({
scaleRate: this.$painter.$jmap.$options.scaleRate,
offsetX: this.$painter.$jmap.$options.offsetX + station.foldLineOffset.x * this.$painter.$jmap.$options.scaleRate,
offsetY: this.$painter.$jmap.$options.offsetY - station.foldLineOffset.y * this.$painter.$jmap.$options.scaleRate
});
}
}
// 处理所有视图缩放/平移
transformAll() {
this.traverse(this.transformView, this);
}
// 重新计算显示图形
revisibleAll() {
this.traverse(this.revisibleView, this);
}
// 更新偏移量
updateTransform(opts) {
this.transform = createTransform(opts);
this.transformAll();
}
// 更新画布尺寸
updateZrSize(opts) {
this.rect = { x: 0, y: 0, width: opts.width, height: opts.height };
if (opts.isUpdate) { this.revisibleAll(); }
}
// 遍历group执行回调
traverse(cb, context) {
this.parentLevel.eachChild(level => {
level.eachChild((view) => {
cb.call(context, view);
}, context);
}, context);
}
}
export default TransformHandle;