逐步完成前后端服务器
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frontend/node_modules/echarts/lib/component/dataZoom/InsideZoomView.js
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frontend/node_modules/echarts/lib/component/dataZoom/InsideZoomView.js
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/**
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* AUTO-GENERATED FILE. DO NOT MODIFY.
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*/
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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import { __extends } from "tslib";
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import DataZoomView from './DataZoomView.js';
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import sliderMove from '../helper/sliderMove.js';
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import * as roams from './roams.js';
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import { bind } from 'zrender/lib/core/util.js';
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var InsideZoomView = /** @class */function (_super) {
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__extends(InsideZoomView, _super);
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function InsideZoomView() {
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var _this = _super !== null && _super.apply(this, arguments) || this;
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_this.type = 'dataZoom.inside';
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return _this;
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}
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InsideZoomView.prototype.render = function (dataZoomModel, ecModel, api) {
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_super.prototype.render.apply(this, arguments);
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if (dataZoomModel.noTarget()) {
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this._clear();
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return;
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}
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// Hence the `throttle` util ensures to preserve command order,
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// here simply updating range all the time will not cause missing
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// any of the the roam change.
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this.range = dataZoomModel.getPercentRange();
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// Reset controllers.
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roams.setViewInfoToCoordSysRecord(api, dataZoomModel, {
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pan: bind(getRangeHandlers.pan, this),
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zoom: bind(getRangeHandlers.zoom, this),
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scrollMove: bind(getRangeHandlers.scrollMove, this)
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});
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};
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InsideZoomView.prototype.dispose = function () {
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this._clear();
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_super.prototype.dispose.apply(this, arguments);
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};
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InsideZoomView.prototype._clear = function () {
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roams.disposeCoordSysRecordIfNeeded(this.api, this.dataZoomModel);
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this.range = null;
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};
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InsideZoomView.type = 'dataZoom.inside';
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return InsideZoomView;
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}(DataZoomView);
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var getRangeHandlers = {
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zoom: function (coordSysInfo, coordSysMainType, controller, e) {
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var lastRange = this.range;
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var range = lastRange.slice();
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// Calculate transform by the first axis.
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var axisModel = coordSysInfo.axisModels[0];
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if (!axisModel) {
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return;
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}
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var directionInfo = getDirectionInfo[coordSysMainType](null, [e.originX, e.originY], axisModel, controller, coordSysInfo);
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var percentPoint = (directionInfo.signal > 0 ? directionInfo.pixelStart + directionInfo.pixelLength - directionInfo.pixel : directionInfo.pixel - directionInfo.pixelStart) / directionInfo.pixelLength * (range[1] - range[0]) + range[0];
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var scale = Math.max(1 / e.scale, 0);
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range[0] = (range[0] - percentPoint) * scale + percentPoint;
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range[1] = (range[1] - percentPoint) * scale + percentPoint;
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// Restrict range.
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var minMaxSpan = this.dataZoomModel.findRepresentativeAxisProxy().getMinMaxSpan();
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sliderMove(0, range, [0, 100], 0, minMaxSpan.minSpan, minMaxSpan.maxSpan);
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this.range = range;
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if (lastRange[0] !== range[0] || lastRange[1] !== range[1]) {
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return range;
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}
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},
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pan: makeMover(function (range, axisModel, coordSysInfo, coordSysMainType, controller, e) {
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var directionInfo = getDirectionInfo[coordSysMainType]([e.oldX, e.oldY], [e.newX, e.newY], axisModel, controller, coordSysInfo);
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return directionInfo.signal * (range[1] - range[0]) * directionInfo.pixel / directionInfo.pixelLength;
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}),
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scrollMove: makeMover(function (range, axisModel, coordSysInfo, coordSysMainType, controller, e) {
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var directionInfo = getDirectionInfo[coordSysMainType]([0, 0], [e.scrollDelta, e.scrollDelta], axisModel, controller, coordSysInfo);
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return directionInfo.signal * (range[1] - range[0]) * e.scrollDelta;
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})
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};
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function makeMover(getPercentDelta) {
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return function (coordSysInfo, coordSysMainType, controller, e) {
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var lastRange = this.range;
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var range = lastRange.slice();
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// Calculate transform by the first axis.
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var axisModel = coordSysInfo.axisModels[0];
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if (!axisModel) {
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return;
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}
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var percentDelta = getPercentDelta(range, axisModel, coordSysInfo, coordSysMainType, controller, e);
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sliderMove(percentDelta, range, [0, 100], 'all');
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this.range = range;
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if (lastRange[0] !== range[0] || lastRange[1] !== range[1]) {
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return range;
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}
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};
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}
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var getDirectionInfo = {
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grid: function (oldPoint, newPoint, axisModel, controller, coordSysInfo) {
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var axis = axisModel.axis;
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var ret = {};
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var rect = coordSysInfo.model.coordinateSystem.getRect();
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oldPoint = oldPoint || [0, 0];
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if (axis.dim === 'x') {
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ret.pixel = newPoint[0] - oldPoint[0];
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ret.pixelLength = rect.width;
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ret.pixelStart = rect.x;
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ret.signal = axis.inverse ? 1 : -1;
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} else {
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// axis.dim === 'y'
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ret.pixel = newPoint[1] - oldPoint[1];
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ret.pixelLength = rect.height;
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ret.pixelStart = rect.y;
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ret.signal = axis.inverse ? -1 : 1;
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}
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return ret;
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},
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polar: function (oldPoint, newPoint, axisModel, controller, coordSysInfo) {
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var axis = axisModel.axis;
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var ret = {};
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var polar = coordSysInfo.model.coordinateSystem;
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var radiusExtent = polar.getRadiusAxis().getExtent();
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var angleExtent = polar.getAngleAxis().getExtent();
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oldPoint = oldPoint ? polar.pointToCoord(oldPoint) : [0, 0];
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newPoint = polar.pointToCoord(newPoint);
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if (axisModel.mainType === 'radiusAxis') {
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ret.pixel = newPoint[0] - oldPoint[0];
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// ret.pixelLength = Math.abs(radiusExtent[1] - radiusExtent[0]);
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// ret.pixelStart = Math.min(radiusExtent[0], radiusExtent[1]);
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ret.pixelLength = radiusExtent[1] - radiusExtent[0];
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ret.pixelStart = radiusExtent[0];
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ret.signal = axis.inverse ? 1 : -1;
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} else {
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// 'angleAxis'
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ret.pixel = newPoint[1] - oldPoint[1];
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// ret.pixelLength = Math.abs(angleExtent[1] - angleExtent[0]);
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// ret.pixelStart = Math.min(angleExtent[0], angleExtent[1]);
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ret.pixelLength = angleExtent[1] - angleExtent[0];
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ret.pixelStart = angleExtent[0];
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ret.signal = axis.inverse ? -1 : 1;
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}
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return ret;
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},
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singleAxis: function (oldPoint, newPoint, axisModel, controller, coordSysInfo) {
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var axis = axisModel.axis;
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var rect = coordSysInfo.model.coordinateSystem.getRect();
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var ret = {};
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oldPoint = oldPoint || [0, 0];
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if (axis.orient === 'horizontal') {
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ret.pixel = newPoint[0] - oldPoint[0];
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ret.pixelLength = rect.width;
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ret.pixelStart = rect.x;
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ret.signal = axis.inverse ? 1 : -1;
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} else {
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// 'vertical'
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ret.pixel = newPoint[1] - oldPoint[1];
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ret.pixelLength = rect.height;
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ret.pixelStart = rect.y;
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ret.signal = axis.inverse ? -1 : 1;
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}
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return ret;
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}
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};
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export default InsideZoomView;
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