forked from zhurui/management
750 lines
23 KiB
JavaScript
750 lines
23 KiB
JavaScript
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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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var zrUtil = require("zrender/lib/core/util");
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var eventTool = require("zrender/lib/core/event");
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var graphic = require("../../util/graphic");
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var throttle = require("../../util/throttle");
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var DataZoomView = require("./DataZoomView");
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var numberUtil = require("../../util/number");
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var layout = require("../../util/layout");
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var sliderMove = require("../helper/sliderMove");
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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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var Rect = graphic.Rect;
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var linearMap = numberUtil.linearMap;
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var asc = numberUtil.asc;
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var bind = zrUtil.bind;
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var each = zrUtil.each; // Constants
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var DEFAULT_LOCATION_EDGE_GAP = 7;
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var DEFAULT_FRAME_BORDER_WIDTH = 1;
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var DEFAULT_FILLER_SIZE = 30;
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var HORIZONTAL = 'horizontal';
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var VERTICAL = 'vertical';
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var LABEL_GAP = 5;
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var SHOW_DATA_SHADOW_SERIES_TYPE = ['line', 'bar', 'candlestick', 'scatter'];
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var SliderZoomView = DataZoomView.extend({
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type: 'dataZoom.slider',
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init: function (ecModel, api) {
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/**
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* @private
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* @type {Object}
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*/
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this._displayables = {};
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/**
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* @private
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* @type {string}
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*/
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this._orient;
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/**
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* [0, 100]
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* @private
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*/
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this._range;
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/**
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* [coord of the first handle, coord of the second handle]
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* @private
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*/
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this._handleEnds;
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/**
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* [length, thick]
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* @private
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* @type {Array.<number>}
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*/
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this._size;
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/**
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* @private
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* @type {number}
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*/
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this._handleWidth;
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/**
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* @private
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* @type {number}
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*/
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this._handleHeight;
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/**
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* @private
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*/
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this._location;
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/**
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* @private
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*/
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this._dragging;
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/**
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* @private
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*/
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this._dataShadowInfo;
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this.api = api;
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},
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/**
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* @override
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*/
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render: function (dataZoomModel, ecModel, api, payload) {
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SliderZoomView.superApply(this, 'render', arguments);
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throttle.createOrUpdate(this, '_dispatchZoomAction', this.dataZoomModel.get('throttle'), 'fixRate');
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this._orient = dataZoomModel.get('orient');
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if (this.dataZoomModel.get('show') === false) {
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this.group.removeAll();
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return;
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} // Notice: this._resetInterval() should not be executed when payload.type
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// is 'dataZoom', origin this._range should be maintained, otherwise 'pan'
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// or 'zoom' info will be missed because of 'throttle' of this.dispatchAction,
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if (!payload || payload.type !== 'dataZoom' || payload.from !== this.uid) {
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this._buildView();
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}
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this._updateView();
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},
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/**
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* @override
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*/
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remove: function () {
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SliderZoomView.superApply(this, 'remove', arguments);
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throttle.clear(this, '_dispatchZoomAction');
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},
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/**
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* @override
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*/
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dispose: function () {
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SliderZoomView.superApply(this, 'dispose', arguments);
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throttle.clear(this, '_dispatchZoomAction');
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},
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_buildView: function () {
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var thisGroup = this.group;
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thisGroup.removeAll();
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this._resetLocation();
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this._resetInterval();
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var barGroup = this._displayables.barGroup = new graphic.Group();
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this._renderBackground();
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this._renderHandle();
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this._renderDataShadow();
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thisGroup.add(barGroup);
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this._positionGroup();
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},
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/**
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* @private
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*/
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_resetLocation: function () {
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var dataZoomModel = this.dataZoomModel;
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var api = this.api; // If some of x/y/width/height are not specified,
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// auto-adapt according to target grid.
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var coordRect = this._findCoordRect();
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var ecSize = {
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width: api.getWidth(),
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height: api.getHeight()
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}; // Default align by coordinate system rect.
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var positionInfo = this._orient === HORIZONTAL ? {
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// Why using 'right', because right should be used in vertical,
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// and it is better to be consistent for dealing with position param merge.
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right: ecSize.width - coordRect.x - coordRect.width,
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top: ecSize.height - DEFAULT_FILLER_SIZE - DEFAULT_LOCATION_EDGE_GAP,
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width: coordRect.width,
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height: DEFAULT_FILLER_SIZE
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} : {
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// vertical
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right: DEFAULT_LOCATION_EDGE_GAP,
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top: coordRect.y,
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width: DEFAULT_FILLER_SIZE,
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height: coordRect.height
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}; // Do not write back to option and replace value 'ph', because
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// the 'ph' value should be recalculated when resize.
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var layoutParams = layout.getLayoutParams(dataZoomModel.option); // Replace the placeholder value.
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zrUtil.each(['right', 'top', 'width', 'height'], function (name) {
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if (layoutParams[name] === 'ph') {
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layoutParams[name] = positionInfo[name];
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}
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});
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var layoutRect = layout.getLayoutRect(layoutParams, ecSize, dataZoomModel.padding);
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this._location = {
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x: layoutRect.x,
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y: layoutRect.y
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};
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this._size = [layoutRect.width, layoutRect.height];
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this._orient === VERTICAL && this._size.reverse();
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},
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/**
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* @private
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*/
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_positionGroup: function () {
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var thisGroup = this.group;
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var location = this._location;
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var orient = this._orient; // Just use the first axis to determine mapping.
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var targetAxisModel = this.dataZoomModel.getFirstTargetAxisModel();
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var inverse = targetAxisModel && targetAxisModel.get('inverse');
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var barGroup = this._displayables.barGroup;
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var otherAxisInverse = (this._dataShadowInfo || {}).otherAxisInverse; // Transform barGroup.
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barGroup.attr(orient === HORIZONTAL && !inverse ? {
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scale: otherAxisInverse ? [1, 1] : [1, -1]
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} : orient === HORIZONTAL && inverse ? {
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scale: otherAxisInverse ? [-1, 1] : [-1, -1]
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} : orient === VERTICAL && !inverse ? {
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scale: otherAxisInverse ? [1, -1] : [1, 1],
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rotation: Math.PI / 2 // Dont use Math.PI, considering shadow direction.
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} : {
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scale: otherAxisInverse ? [-1, -1] : [-1, 1],
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rotation: Math.PI / 2
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}); // Position barGroup
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var rect = thisGroup.getBoundingRect([barGroup]);
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thisGroup.attr('position', [location.x - rect.x, location.y - rect.y]);
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},
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/**
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* @private
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*/
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_getViewExtent: function () {
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return [0, this._size[0]];
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},
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_renderBackground: function () {
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var dataZoomModel = this.dataZoomModel;
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var size = this._size;
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var barGroup = this._displayables.barGroup;
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barGroup.add(new Rect({
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silent: true,
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shape: {
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x: 0,
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y: 0,
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width: size[0],
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height: size[1]
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},
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style: {
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fill: dataZoomModel.get('backgroundColor')
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},
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z2: -40
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})); // Click panel, over shadow, below handles.
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barGroup.add(new Rect({
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shape: {
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x: 0,
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y: 0,
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width: size[0],
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height: size[1]
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},
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style: {
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fill: 'transparent'
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},
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z2: 0,
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onclick: zrUtil.bind(this._onClickPanelClick, this)
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}));
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},
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_renderDataShadow: function () {
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var info = this._dataShadowInfo = this._prepareDataShadowInfo();
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if (!info) {
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return;
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}
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var size = this._size;
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var seriesModel = info.series;
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var data = seriesModel.getRawData();
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var otherDim = seriesModel.getShadowDim ? seriesModel.getShadowDim() // @see candlestick
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: info.otherDim;
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if (otherDim == null) {
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return;
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}
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var otherDataExtent = data.getDataExtent(otherDim); // Nice extent.
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var otherOffset = (otherDataExtent[1] - otherDataExtent[0]) * 0.3;
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otherDataExtent = [otherDataExtent[0] - otherOffset, otherDataExtent[1] + otherOffset];
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var otherShadowExtent = [0, size[1]];
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var thisShadowExtent = [0, size[0]];
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var areaPoints = [[size[0], 0], [0, 0]];
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var linePoints = [];
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var step = thisShadowExtent[1] / (data.count() - 1);
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var thisCoord = 0; // Optimize for large data shadow
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var stride = Math.round(data.count() / size[0]);
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var lastIsEmpty;
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data.each([otherDim], function (value, index) {
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if (stride > 0 && index % stride) {
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thisCoord += step;
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return;
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} // FIXME
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// Should consider axis.min/axis.max when drawing dataShadow.
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// FIXME
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// 应该使用统一的空判断？还是在list里进行空判断？
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var isEmpty = value == null || isNaN(value) || value === ''; // See #4235.
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var otherCoord = isEmpty ? 0 : linearMap(value, otherDataExtent, otherShadowExtent, true); // Attempt to draw data shadow precisely when there are empty value.
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if (isEmpty && !lastIsEmpty && index) {
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areaPoints.push([areaPoints[areaPoints.length - 1][0], 0]);
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linePoints.push([linePoints[linePoints.length - 1][0], 0]);
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} else if (!isEmpty && lastIsEmpty) {
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areaPoints.push([thisCoord, 0]);
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linePoints.push([thisCoord, 0]);
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}
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areaPoints.push([thisCoord, otherCoord]);
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linePoints.push([thisCoord, otherCoord]);
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thisCoord += step;
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lastIsEmpty = isEmpty;
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});
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var dataZoomModel = this.dataZoomModel; // var dataBackgroundModel = dataZoomModel.getModel('dataBackground');
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this._displayables.barGroup.add(new graphic.Polygon({
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shape: {
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points: areaPoints
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},
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style: zrUtil.defaults({
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fill: dataZoomModel.get('dataBackgroundColor')
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}, dataZoomModel.getModel('dataBackground.areaStyle').getAreaStyle()),
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silent: true,
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z2: -20
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}));
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|
|
this._displayables.barGroup.add(new graphic.Polyline({
|
|||
|
|
shape: {
|
|||
|
|
points: linePoints
|
|||
|
|
},
|
|||
|
|
style: dataZoomModel.getModel('dataBackground.lineStyle').getLineStyle(),
|
|||
|
|
silent: true,
|
|||
|
|
z2: -19
|
|||
|
|
}));
|
|||
|
|
},
|
|||
|
|
_prepareDataShadowInfo: function () {
|
|||
|
|
var dataZoomModel = this.dataZoomModel;
|
|||
|
|
var showDataShadow = dataZoomModel.get('showDataShadow');
|
|||
|
|
|
|||
|
|
if (showDataShadow === false) {
|
|||
|
|
return;
|
|||
|
|
} // Find a representative series.
|
|||
|
|
|
|||
|
|
|
|||
|
|
var result;
|
|||
|
|
var ecModel = this.ecModel;
|
|||
|
|
dataZoomModel.eachTargetAxis(function (dimNames, axisIndex) {
|
|||
|
|
var seriesModels = dataZoomModel.getAxisProxy(dimNames.name, axisIndex).getTargetSeriesModels();
|
|||
|
|
zrUtil.each(seriesModels, function (seriesModel) {
|
|||
|
|
if (result) {
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (showDataShadow !== true && zrUtil.indexOf(SHOW_DATA_SHADOW_SERIES_TYPE, seriesModel.get('type')) < 0) {
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var thisAxis = ecModel.getComponent(dimNames.axis, axisIndex).axis;
|
|||
|
|
var otherDim = getOtherDim(dimNames.name);
|
|||
|
|
var otherAxisInverse;
|
|||
|
|
var coordSys = seriesModel.coordinateSystem;
|
|||
|
|
|
|||
|
|
if (otherDim != null && coordSys.getOtherAxis) {
|
|||
|
|
otherAxisInverse = coordSys.getOtherAxis(thisAxis).inverse;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
otherDim = seriesModel.getData().mapDimension(otherDim);
|
|||
|
|
result = {
|
|||
|
|
thisAxis: thisAxis,
|
|||
|
|
series: seriesModel,
|
|||
|
|
thisDim: dimNames.name,
|
|||
|
|
otherDim: otherDim,
|
|||
|
|
otherAxisInverse: otherAxisInverse
|
|||
|
|
};
|
|||
|
|
}, this);
|
|||
|
|
}, this);
|
|||
|
|
return result;
|
|||
|
|
},
|
|||
|
|
_renderHandle: function () {
|
|||
|
|
var displaybles = this._displayables;
|
|||
|
|
var handles = displaybles.handles = [];
|
|||
|
|
var handleLabels = displaybles.handleLabels = [];
|
|||
|
|
var barGroup = this._displayables.barGroup;
|
|||
|
|
var size = this._size;
|
|||
|
|
var dataZoomModel = this.dataZoomModel;
|
|||
|
|
barGroup.add(displaybles.filler = new Rect({
|
|||
|
|
draggable: true,
|
|||
|
|
cursor: getCursor(this._orient),
|
|||
|
|
drift: bind(this._onDragMove, this, 'all'),
|
|||
|
|
ondragstart: bind(this._showDataInfo, this, true),
|
|||
|
|
ondragend: bind(this._onDragEnd, this),
|
|||
|
|
onmouseover: bind(this._showDataInfo, this, true),
|
|||
|
|
onmouseout: bind(this._showDataInfo, this, false),
|
|||
|
|
style: {
|
|||
|
|
fill: dataZoomModel.get('fillerColor'),
|
|||
|
|
textPosition: 'inside'
|
|||
|
|
}
|
|||
|
|
})); // Frame border.
|
|||
|
|
|
|||
|
|
barGroup.add(new Rect({
|
|||
|
|
silent: true,
|
|||
|
|
subPixelOptimize: true,
|
|||
|
|
shape: {
|
|||
|
|
x: 0,
|
|||
|
|
y: 0,
|
|||
|
|
width: size[0],
|
|||
|
|
height: size[1]
|
|||
|
|
},
|
|||
|
|
style: {
|
|||
|
|
stroke: dataZoomModel.get('dataBackgroundColor') || dataZoomModel.get('borderColor'),
|
|||
|
|
lineWidth: DEFAULT_FRAME_BORDER_WIDTH,
|
|||
|
|
fill: 'rgba(0,0,0,0)'
|
|||
|
|
}
|
|||
|
|
}));
|
|||
|
|
each([0, 1], function (handleIndex) {
|
|||
|
|
var path = graphic.createIcon(dataZoomModel.get('handleIcon'), {
|
|||
|
|
cursor: getCursor(this._orient),
|
|||
|
|
draggable: true,
|
|||
|
|
drift: bind(this._onDragMove, this, handleIndex),
|
|||
|
|
ondragend: bind(this._onDragEnd, this),
|
|||
|
|
onmouseover: bind(this._showDataInfo, this, true),
|
|||
|
|
onmouseout: bind(this._showDataInfo, this, false)
|
|||
|
|
}, {
|
|||
|
|
x: -1,
|
|||
|
|
y: 0,
|
|||
|
|
width: 2,
|
|||
|
|
height: 2
|
|||
|
|
});
|
|||
|
|
var bRect = path.getBoundingRect();
|
|||
|
|
this._handleHeight = numberUtil.parsePercent(dataZoomModel.get('handleSize'), this._size[1]);
|
|||
|
|
this._handleWidth = bRect.width / bRect.height * this._handleHeight;
|
|||
|
|
path.setStyle(dataZoomModel.getModel('handleStyle').getItemStyle());
|
|||
|
|
var handleColor = dataZoomModel.get('handleColor'); // Compatitable with previous version
|
|||
|
|
|
|||
|
|
if (handleColor != null) {
|
|||
|
|
path.style.fill = handleColor;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
barGroup.add(handles[handleIndex] = path);
|
|||
|
|
var textStyleModel = dataZoomModel.textStyleModel;
|
|||
|
|
this.group.add(handleLabels[handleIndex] = new graphic.Text({
|
|||
|
|
silent: true,
|
|||
|
|
invisible: true,
|
|||
|
|
style: {
|
|||
|
|
x: 0,
|
|||
|
|
y: 0,
|
|||
|
|
text: '',
|
|||
|
|
textVerticalAlign: 'middle',
|
|||
|
|
textAlign: 'center',
|
|||
|
|
textFill: textStyleModel.getTextColor(),
|
|||
|
|
textFont: textStyleModel.getFont()
|
|||
|
|
},
|
|||
|
|
z2: 10
|
|||
|
|
}));
|
|||
|
|
}, this);
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @private
|
|||
|
|
*/
|
|||
|
|
_resetInterval: function () {
|
|||
|
|
var range = this._range = this.dataZoomModel.getPercentRange();
|
|||
|
|
|
|||
|
|
var viewExtent = this._getViewExtent();
|
|||
|
|
|
|||
|
|
this._handleEnds = [linearMap(range[0], [0, 100], viewExtent, true), linearMap(range[1], [0, 100], viewExtent, true)];
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @private
|
|||
|
|
* @param {(number|string)} handleIndex 0 or 1 or 'all'
|
|||
|
|
* @param {number} delta
|
|||
|
|
* @return {boolean} changed
|
|||
|
|
*/
|
|||
|
|
_updateInterval: function (handleIndex, delta) {
|
|||
|
|
var dataZoomModel = this.dataZoomModel;
|
|||
|
|
var handleEnds = this._handleEnds;
|
|||
|
|
|
|||
|
|
var viewExtend = this._getViewExtent();
|
|||
|
|
|
|||
|
|
var minMaxSpan = dataZoomModel.findRepresentativeAxisProxy().getMinMaxSpan();
|
|||
|
|
var percentExtent = [0, 100];
|
|||
|
|
sliderMove(delta, handleEnds, viewExtend, dataZoomModel.get('zoomLock') ? 'all' : handleIndex, minMaxSpan.minSpan != null ? linearMap(minMaxSpan.minSpan, percentExtent, viewExtend, true) : null, minMaxSpan.maxSpan != null ? linearMap(minMaxSpan.maxSpan, percentExtent, viewExtend, true) : null);
|
|||
|
|
var lastRange = this._range;
|
|||
|
|
var range = this._range = asc([linearMap(handleEnds[0], viewExtend, percentExtent, true), linearMap(handleEnds[1], viewExtend, percentExtent, true)]);
|
|||
|
|
return !lastRange || lastRange[0] !== range[0] || lastRange[1] !== range[1];
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @private
|
|||
|
|
*/
|
|||
|
|
_updateView: function (nonRealtime) {
|
|||
|
|
var displaybles = this._displayables;
|
|||
|
|
var handleEnds = this._handleEnds;
|
|||
|
|
var handleInterval = asc(handleEnds.slice());
|
|||
|
|
var size = this._size;
|
|||
|
|
each([0, 1], function (handleIndex) {
|
|||
|
|
// Handles
|
|||
|
|
var handle = displaybles.handles[handleIndex];
|
|||
|
|
var handleHeight = this._handleHeight;
|
|||
|
|
handle.attr({
|
|||
|
|
scale: [handleHeight / 2, handleHeight / 2],
|
|||
|
|
position: [handleEnds[handleIndex], size[1] / 2 - handleHeight / 2]
|
|||
|
|
});
|
|||
|
|
}, this); // Filler
|
|||
|
|
|
|||
|
|
displaybles.filler.setShape({
|
|||
|
|
x: handleInterval[0],
|
|||
|
|
y: 0,
|
|||
|
|
width: handleInterval[1] - handleInterval[0],
|
|||
|
|
height: size[1]
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
this._updateDataInfo(nonRealtime);
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @private
|
|||
|
|
*/
|
|||
|
|
_updateDataInfo: function (nonRealtime) {
|
|||
|
|
var dataZoomModel = this.dataZoomModel;
|
|||
|
|
var displaybles = this._displayables;
|
|||
|
|
var handleLabels = displaybles.handleLabels;
|
|||
|
|
var orient = this._orient;
|
|||
|
|
var labelTexts = ['', '']; // FIXME
|
|||
|
|
// date型，支持formatter，autoformatter（ec2 date.getAutoFormatter）
|
|||
|
|
|
|||
|
|
if (dataZoomModel.get('showDetail')) {
|
|||
|
|
var axisProxy = dataZoomModel.findRepresentativeAxisProxy();
|
|||
|
|
|
|||
|
|
if (axisProxy) {
|
|||
|
|
var axis = axisProxy.getAxisModel().axis;
|
|||
|
|
var range = this._range;
|
|||
|
|
var dataInterval = nonRealtime // See #4434, data and axis are not processed and reset yet in non-realtime mode.
|
|||
|
|
? axisProxy.calculateDataWindow({
|
|||
|
|
start: range[0],
|
|||
|
|
end: range[1]
|
|||
|
|
}).valueWindow : axisProxy.getDataValueWindow();
|
|||
|
|
labelTexts = [this._formatLabel(dataInterval[0], axis), this._formatLabel(dataInterval[1], axis)];
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var orderedHandleEnds = asc(this._handleEnds.slice());
|
|||
|
|
setLabel.call(this, 0);
|
|||
|
|
setLabel.call(this, 1);
|
|||
|
|
|
|||
|
|
function setLabel(handleIndex) {
|
|||
|
|
// Label
|
|||
|
|
// Text should not transform by barGroup.
|
|||
|
|
// Ignore handlers transform
|
|||
|
|
var barTransform = graphic.getTransform(displaybles.handles[handleIndex].parent, this.group);
|
|||
|
|
var direction = graphic.transformDirection(handleIndex === 0 ? 'right' : 'left', barTransform);
|
|||
|
|
var offset = this._handleWidth / 2 + LABEL_GAP;
|
|||
|
|
var textPoint = graphic.applyTransform([orderedHandleEnds[handleIndex] + (handleIndex === 0 ? -offset : offset), this._size[1] / 2], barTransform);
|
|||
|
|
handleLabels[handleIndex].setStyle({
|
|||
|
|
x: textPoint[0],
|
|||
|
|
y: textPoint[1],
|
|||
|
|
textVerticalAlign: orient === HORIZONTAL ? 'middle' : direction,
|
|||
|
|
textAlign: orient === HORIZONTAL ? direction : 'center',
|
|||
|
|
text: labelTexts[handleIndex]
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @private
|
|||
|
|
*/
|
|||
|
|
_formatLabel: function (value, axis) {
|
|||
|
|
var dataZoomModel = this.dataZoomModel;
|
|||
|
|
var labelFormatter = dataZoomModel.get('labelFormatter');
|
|||
|
|
var labelPrecision = dataZoomModel.get('labelPrecision');
|
|||
|
|
|
|||
|
|
if (labelPrecision == null || labelPrecision === 'auto') {
|
|||
|
|
labelPrecision = axis.getPixelPrecision();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var valueStr = value == null || isNaN(value) ? '' // FIXME Glue code
|
|||
|
|
: axis.type === 'category' || axis.type === 'time' ? axis.scale.getLabel(Math.round(value)) // param of toFixed should less then 20.
|
|||
|
|
: value.toFixed(Math.min(labelPrecision, 20));
|
|||
|
|
return zrUtil.isFunction(labelFormatter) ? labelFormatter(value, valueStr) : zrUtil.isString(labelFormatter) ? labelFormatter.replace('{value}', valueStr) : valueStr;
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @private
|
|||
|
|
* @param {boolean} showOrHide true: show, false: hide
|
|||
|
|
*/
|
|||
|
|
_showDataInfo: function (showOrHide) {
|
|||
|
|
// Always show when drgging.
|
|||
|
|
showOrHide = this._dragging || showOrHide;
|
|||
|
|
var handleLabels = this._displayables.handleLabels;
|
|||
|
|
handleLabels[0].attr('invisible', !showOrHide);
|
|||
|
|
handleLabels[1].attr('invisible', !showOrHide);
|
|||
|
|
},
|
|||
|
|
_onDragMove: function (handleIndex, dx, dy, event) {
|
|||
|
|
this._dragging = true; // For mobile device, prevent screen slider on the button.
|
|||
|
|
|
|||
|
|
eventTool.stop(event.event); // Transform dx, dy to bar coordination.
|
|||
|
|
|
|||
|
|
var barTransform = this._displayables.barGroup.getLocalTransform();
|
|||
|
|
|
|||
|
|
var vertex = graphic.applyTransform([dx, dy], barTransform, true);
|
|||
|
|
|
|||
|
|
var changed = this._updateInterval(handleIndex, vertex[0]);
|
|||
|
|
|
|||
|
|
var realtime = this.dataZoomModel.get('realtime');
|
|||
|
|
|
|||
|
|
this._updateView(!realtime); // Avoid dispatch dataZoom repeatly but range not changed,
|
|||
|
|
// which cause bad visual effect when progressive enabled.
|
|||
|
|
|
|||
|
|
|
|||
|
|
changed && realtime && this._dispatchZoomAction();
|
|||
|
|
},
|
|||
|
|
_onDragEnd: function () {
|
|||
|
|
this._dragging = false;
|
|||
|
|
|
|||
|
|
this._showDataInfo(false); // While in realtime mode and stream mode, dispatch action when
|
|||
|
|
// drag end will cause the whole view rerender, which is unnecessary.
|
|||
|
|
|
|||
|
|
|
|||
|
|
var realtime = this.dataZoomModel.get('realtime');
|
|||
|
|
!realtime && this._dispatchZoomAction();
|
|||
|
|
},
|
|||
|
|
_onClickPanelClick: function (e) {
|
|||
|
|
var size = this._size;
|
|||
|
|
|
|||
|
|
var localPoint = this._displayables.barGroup.transformCoordToLocal(e.offsetX, e.offsetY);
|
|||
|
|
|
|||
|
|
if (localPoint[0] < 0 || localPoint[0] > size[0] || localPoint[1] < 0 || localPoint[1] > size[1]) {
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var handleEnds = this._handleEnds;
|
|||
|
|
var center = (handleEnds[0] + handleEnds[1]) / 2;
|
|||
|
|
|
|||
|
|
var changed = this._updateInterval('all', localPoint[0] - center);
|
|||
|
|
|
|||
|
|
this._updateView();
|
|||
|
|
|
|||
|
|
changed && this._dispatchZoomAction();
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* This action will be throttled.
|
|||
|
|
* @private
|
|||
|
|
*/
|
|||
|
|
_dispatchZoomAction: function () {
|
|||
|
|
var range = this._range;
|
|||
|
|
this.api.dispatchAction({
|
|||
|
|
type: 'dataZoom',
|
|||
|
|
from: this.uid,
|
|||
|
|
dataZoomId: this.dataZoomModel.id,
|
|||
|
|
start: range[0],
|
|||
|
|
end: range[1]
|
|||
|
|
});
|
|||
|
|
},
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @private
|
|||
|
|
*/
|
|||
|
|
_findCoordRect: function () {
|
|||
|
|
// Find the grid coresponding to the first axis referred by dataZoom.
|
|||
|
|
var rect;
|
|||
|
|
each(this.getTargetCoordInfo(), function (coordInfoList) {
|
|||
|
|
if (!rect && coordInfoList.length) {
|
|||
|
|
var coordSys = coordInfoList[0].model.coordinateSystem;
|
|||
|
|
rect = coordSys.getRect && coordSys.getRect();
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
if (!rect) {
|
|||
|
|
var width = this.api.getWidth();
|
|||
|
|
var height = this.api.getHeight();
|
|||
|
|
rect = {
|
|||
|
|
x: width * 0.2,
|
|||
|
|
y: height * 0.2,
|
|||
|
|
width: width * 0.6,
|
|||
|
|
height: height * 0.6
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return rect;
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
function getOtherDim(thisDim) {
|
|||
|
|
// FIXME
|
|||
|
|
// 这个逻辑和getOtherAxis里一致，但是写在这里是否不好
|
|||
|
|
var map = {
|
|||
|
|
x: 'y',
|
|||
|
|
y: 'x',
|
|||
|
|
radius: 'angle',
|
|||
|
|
angle: 'radius'
|
|||
|
|
};
|
|||
|
|
return map[thisDim];
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function getCursor(orient) {
|
|||
|
|
return orient === 'vertical' ? 'ns-resize' : 'ew-resize';
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var _default = SliderZoomView;
|
|||
|
|
module.exports = _default;
|