forked from zhurui/management
484 lines
17 KiB
JavaScript
484 lines
17 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 _config = require("../../config");
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var __DEV__ = _config.__DEV__;
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var echarts = require("../../echarts");
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var zrUtil = require("zrender/lib/core/util");
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var _symbol = require("../../util/symbol");
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var createSymbol = _symbol.createSymbol;
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var graphic = require("../../util/graphic");
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var _listComponent = require("../helper/listComponent");
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var makeBackground = _listComponent.makeBackground;
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var layoutUtil = require("../../util/layout");
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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 curry = zrUtil.curry;
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var each = zrUtil.each;
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var Group = graphic.Group;
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var _default = echarts.extendComponentView({
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type: 'legend.plain',
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newlineDisabled: false,
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/**
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* @override
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*/
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init: function () {
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/**
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* @private
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* @type {module:zrender/container/Group}
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*/
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this.group.add(this._contentGroup = new Group());
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/**
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* @private
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* @type {module:zrender/Element}
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*/
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this._backgroundEl;
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/**
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* @private
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* @type {module:zrender/container/Group}
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*/
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this.group.add(this._selectorGroup = new Group());
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/**
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* If first rendering, `contentGroup.position` is [0, 0], which
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* does not make sense and may cause unexepcted animation if adopted.
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* @private
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* @type {boolean}
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*/
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this._isFirstRender = true;
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},
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/**
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* @protected
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*/
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getContentGroup: function () {
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return this._contentGroup;
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},
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/**
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* @protected
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*/
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getSelectorGroup: function () {
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return this._selectorGroup;
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},
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/**
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* @override
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*/
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render: function (legendModel, ecModel, api) {
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var isFirstRender = this._isFirstRender;
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this._isFirstRender = false;
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this.resetInner();
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if (!legendModel.get('show', true)) {
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return;
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}
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var itemAlign = legendModel.get('align');
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var orient = legendModel.get('orient');
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if (!itemAlign || itemAlign === 'auto') {
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itemAlign = legendModel.get('left') === 'right' && orient === 'vertical' ? 'right' : 'left';
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}
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var selector = legendModel.get('selector', true);
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var selectorPosition = legendModel.get('selectorPosition', true);
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if (selector && (!selectorPosition || selectorPosition === 'auto')) {
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selectorPosition = orient === 'horizontal' ? 'end' : 'start';
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}
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this.renderInner(itemAlign, legendModel, ecModel, api, selector, orient, selectorPosition); // Perform layout.
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var positionInfo = legendModel.getBoxLayoutParams();
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var viewportSize = {
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width: api.getWidth(),
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height: api.getHeight()
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};
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var padding = legendModel.get('padding');
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var maxSize = layoutUtil.getLayoutRect(positionInfo, viewportSize, padding);
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var mainRect = this.layoutInner(legendModel, itemAlign, maxSize, isFirstRender, selector, selectorPosition); // Place mainGroup, based on the calculated `mainRect`.
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var layoutRect = layoutUtil.getLayoutRect(zrUtil.defaults({
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width: mainRect.width,
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height: mainRect.height
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}, positionInfo), viewportSize, padding);
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this.group.attr('position', [layoutRect.x - mainRect.x, layoutRect.y - mainRect.y]); // Render background after group is layout.
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this.group.add(this._backgroundEl = makeBackground(mainRect, legendModel));
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},
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/**
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* @protected
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*/
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resetInner: function () {
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this.getContentGroup().removeAll();
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this._backgroundEl && this.group.remove(this._backgroundEl);
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this.getSelectorGroup().removeAll();
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},
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/**
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* @protected
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*/
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renderInner: function (itemAlign, legendModel, ecModel, api, selector, orient, selectorPosition) {
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var contentGroup = this.getContentGroup();
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var legendDrawnMap = zrUtil.createHashMap();
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var selectMode = legendModel.get('selectedMode');
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var excludeSeriesId = [];
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ecModel.eachRawSeries(function (seriesModel) {
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!seriesModel.get('legendHoverLink') && excludeSeriesId.push(seriesModel.id);
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});
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each(legendModel.getData(), function (itemModel, dataIndex) {
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var name = itemModel.get('name'); // Use empty string or \n as a newline string
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if (!this.newlineDisabled && (name === '' || name === '\n')) {
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contentGroup.add(new Group({
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newline: true
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}));
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return;
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} // Representitive series.
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var seriesModel = ecModel.getSeriesByName(name)[0];
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if (legendDrawnMap.get(name)) {
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// Have been drawed
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return;
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} // Legend to control series.
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if (seriesModel) {
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var data = seriesModel.getData();
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var color = data.getVisual('color');
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var borderColor = data.getVisual('borderColor'); // If color is a callback function
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if (typeof color === 'function') {
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// Use the first data
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color = color(seriesModel.getDataParams(0));
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} // If borderColor is a callback function
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if (typeof borderColor === 'function') {
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// Use the first data
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borderColor = borderColor(seriesModel.getDataParams(0));
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} // Using rect symbol defaultly
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var legendSymbolType = data.getVisual('legendSymbol') || 'roundRect';
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var symbolType = data.getVisual('symbol');
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var itemGroup = this._createItem(name, dataIndex, itemModel, legendModel, legendSymbolType, symbolType, itemAlign, color, borderColor, selectMode);
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itemGroup.on('click', curry(dispatchSelectAction, name, null, api, excludeSeriesId)).on('mouseover', curry(dispatchHighlightAction, seriesModel.name, null, api, excludeSeriesId)).on('mouseout', curry(dispatchDownplayAction, seriesModel.name, null, api, excludeSeriesId));
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legendDrawnMap.set(name, true);
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} else {
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// Legend to control data. In pie and funnel.
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ecModel.eachRawSeries(function (seriesModel) {
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// In case multiple series has same data name
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if (legendDrawnMap.get(name)) {
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return;
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}
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if (seriesModel.legendVisualProvider) {
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var provider = seriesModel.legendVisualProvider;
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if (!provider.containName(name)) {
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return;
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}
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var idx = provider.indexOfName(name);
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var color = provider.getItemVisual(idx, 'color');
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var borderColor = provider.getItemVisual(idx, 'borderColor');
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var legendSymbolType = 'roundRect';
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var itemGroup = this._createItem(name, dataIndex, itemModel, legendModel, legendSymbolType, null, itemAlign, color, borderColor, selectMode); // FIXME: consider different series has items with the same name.
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itemGroup.on('click', curry(dispatchSelectAction, null, name, api, excludeSeriesId)) // Should not specify the series name, consider legend controls
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// more than one pie series.
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.on('mouseover', curry(dispatchHighlightAction, null, name, api, excludeSeriesId)).on('mouseout', curry(dispatchDownplayAction, null, name, api, excludeSeriesId));
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legendDrawnMap.set(name, true);
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}
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}, this);
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}
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}, this);
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if (selector) {
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this._createSelector(selector, legendModel, api, orient, selectorPosition);
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}
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},
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_createSelector: function (selector, legendModel, api, orient, selectorPosition) {
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var selectorGroup = this.getSelectorGroup();
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each(selector, function (selectorItem) {
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createSelectorButton(selectorItem);
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});
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function createSelectorButton(selectorItem) {
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var type = selectorItem.type;
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var labelText = new graphic.Text({
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style: {
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x: 0,
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y: 0,
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align: 'center',
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verticalAlign: 'middle'
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},
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onclick: function () {
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api.dispatchAction({
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type: type === 'all' ? 'legendAllSelect' : 'legendInverseSelect'
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});
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}
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});
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selectorGroup.add(labelText);
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var labelModel = legendModel.getModel('selectorLabel');
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var emphasisLabelModel = legendModel.getModel('emphasis.selectorLabel');
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graphic.setLabelStyle(labelText.style, labelText.hoverStyle = {}, labelModel, emphasisLabelModel, {
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defaultText: selectorItem.title,
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isRectText: false
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});
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graphic.setHoverStyle(labelText);
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}
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},
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_createItem: function (name, dataIndex, itemModel, legendModel, legendSymbolType, symbolType, itemAlign, color, borderColor, selectMode) {
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var itemWidth = legendModel.get('itemWidth');
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var itemHeight = legendModel.get('itemHeight');
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var inactiveColor = legendModel.get('inactiveColor');
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var inactiveBorderColor = legendModel.get('inactiveBorderColor');
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var symbolKeepAspect = legendModel.get('symbolKeepAspect');
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var legendModelItemStyle = legendModel.getModel('itemStyle');
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var isSelected = legendModel.isSelected(name);
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var itemGroup = new Group();
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var textStyleModel = itemModel.getModel('textStyle');
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var itemIcon = itemModel.get('icon');
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var tooltipModel = itemModel.getModel('tooltip');
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var legendGlobalTooltipModel = tooltipModel.parentModel; // Use user given icon first
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legendSymbolType = itemIcon || legendSymbolType;
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var legendSymbol = createSymbol(legendSymbolType, 0, 0, itemWidth, itemHeight, isSelected ? color : inactiveColor, // symbolKeepAspect default true for legend
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symbolKeepAspect == null ? true : symbolKeepAspect);
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itemGroup.add(setSymbolStyle(legendSymbol, legendSymbolType, legendModelItemStyle, borderColor, inactiveBorderColor, isSelected)); // Compose symbols
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// PENDING
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if (!itemIcon && symbolType // At least show one symbol, can't be all none
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&& (symbolType !== legendSymbolType || symbolType === 'none')) {
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var size = itemHeight * 0.8;
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if (symbolType === 'none') {
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symbolType = 'circle';
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}
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var legendSymbolCenter = createSymbol(symbolType, (itemWidth - size) / 2, (itemHeight - size) / 2, size, size, isSelected ? color : inactiveColor, // symbolKeepAspect default true for legend
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symbolKeepAspect == null ? true : symbolKeepAspect); // Put symbol in the center
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itemGroup.add(setSymbolStyle(legendSymbolCenter, symbolType, legendModelItemStyle, borderColor, inactiveBorderColor, isSelected));
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}
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var textX = itemAlign === 'left' ? itemWidth + 5 : -5;
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var textAlign = itemAlign;
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var formatter = legendModel.get('formatter');
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var content = name;
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if (typeof formatter === 'string' && formatter) {
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content = formatter.replace('{name}', name != null ? name : '');
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} else if (typeof formatter === 'function') {
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content = formatter(name);
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}
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itemGroup.add(new graphic.Text({
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style: graphic.setTextStyle({}, textStyleModel, {
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text: content,
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x: textX,
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y: itemHeight / 2,
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textFill: isSelected ? textStyleModel.getTextColor() : inactiveColor,
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textAlign: textAlign,
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textVerticalAlign: 'middle'
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})
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})); // Add a invisible rect to increase the area of mouse hover
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var hitRect = new graphic.Rect({
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shape: itemGroup.getBoundingRect(),
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invisible: true,
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tooltip: tooltipModel.get('show') ? zrUtil.extend({
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content: name,
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// Defaul formatter
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formatter: legendGlobalTooltipModel.get('formatter', true) || function () {
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return name;
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},
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formatterParams: {
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componentType: 'legend',
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legendIndex: legendModel.componentIndex,
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name: name,
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$vars: ['name']
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}
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}, tooltipModel.option) : null
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});
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itemGroup.add(hitRect);
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itemGroup.eachChild(function (child) {
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child.silent = true;
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});
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hitRect.silent = !selectMode;
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this.getContentGroup().add(itemGroup);
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graphic.setHoverStyle(itemGroup);
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itemGroup.__legendDataIndex = dataIndex;
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return itemGroup;
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},
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/**
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* @protected
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*/
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layoutInner: function (legendModel, itemAlign, maxSize, isFirstRender, selector, selectorPosition) {
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var contentGroup = this.getContentGroup();
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var selectorGroup = this.getSelectorGroup(); // Place items in contentGroup.
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layoutUtil.box(legendModel.get('orient'), contentGroup, legendModel.get('itemGap'), maxSize.width, maxSize.height);
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var contentRect = contentGroup.getBoundingRect();
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var contentPos = [-contentRect.x, -contentRect.y];
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if (selector) {
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// Place buttons in selectorGroup
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layoutUtil.box( // Buttons in selectorGroup always layout horizontally
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'horizontal', selectorGroup, legendModel.get('selectorItemGap', true));
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var selectorRect = selectorGroup.getBoundingRect();
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var selectorPos = [-selectorRect.x, -selectorRect.y];
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var selectorButtonGap = legendModel.get('selectorButtonGap', true);
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var orientIdx = legendModel.getOrient().index;
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var wh = orientIdx === 0 ? 'width' : 'height';
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var hw = orientIdx === 0 ? 'height' : 'width';
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var yx = orientIdx === 0 ? 'y' : 'x';
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if (selectorPosition === 'end') {
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selectorPos[orientIdx] += contentRect[wh] + selectorButtonGap;
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} else {
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contentPos[orientIdx] += selectorRect[wh] + selectorButtonGap;
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} //Always align selector to content as 'middle'
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selectorPos[1 - orientIdx] += contentRect[hw] / 2 - selectorRect[hw] / 2;
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selectorGroup.attr('position', selectorPos);
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contentGroup.attr('position', contentPos);
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var mainRect = {
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x: 0,
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y: 0
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};
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mainRect[wh] = contentRect[wh] + selectorButtonGap + selectorRect[wh];
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mainRect[hw] = Math.max(contentRect[hw], selectorRect[hw]);
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mainRect[yx] = Math.min(0, selectorRect[yx] + selectorPos[1 - orientIdx]);
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return mainRect;
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} else {
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contentGroup.attr('position', contentPos);
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return this.group.getBoundingRect();
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}
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},
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/**
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* @protected
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*/
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remove: function () {
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this.getContentGroup().removeAll();
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this._isFirstRender = true;
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}
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});
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function setSymbolStyle(symbol, symbolType, legendModelItemStyle, borderColor, inactiveBorderColor, isSelected) {
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var itemStyle;
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if (symbolType !== 'line' && symbolType.indexOf('empty') < 0) {
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itemStyle = legendModelItemStyle.getItemStyle();
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symbol.style.stroke = borderColor;
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if (!isSelected) {
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itemStyle.stroke = inactiveBorderColor;
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}
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} else {
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itemStyle = legendModelItemStyle.getItemStyle(['borderWidth', 'borderColor']);
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}
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return symbol.setStyle(itemStyle);
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}
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function dispatchSelectAction(seriesName, dataName, api, excludeSeriesId) {
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// downplay before unselect
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dispatchDownplayAction(seriesName, dataName, api, excludeSeriesId);
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api.dispatchAction({
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type: 'legendToggleSelect',
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name: seriesName != null ? seriesName : dataName
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}); // highlight after select
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dispatchHighlightAction(seriesName, dataName, api, excludeSeriesId);
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}
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function dispatchHighlightAction(seriesName, dataName, api, excludeSeriesId) {
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// If element hover will move to a hoverLayer.
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var el = api.getZr().storage.getDisplayList()[0];
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if (!(el && el.useHoverLayer)) {
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api.dispatchAction({
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type: 'highlight',
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seriesName: seriesName,
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name: dataName,
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excludeSeriesId: excludeSeriesId
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});
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}
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}
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function dispatchDownplayAction(seriesName, dataName, api, excludeSeriesId) {
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// If element hover will move to a hoverLayer.
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var el = api.getZr().storage.getDisplayList()[0];
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if (!(el && el.useHoverLayer)) {
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api.dispatchAction({
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type: 'downplay',
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seriesName: seriesName,
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name: dataName,
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excludeSeriesId: excludeSeriesId
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});
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}
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}
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module.exports = _default; |