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management/front/dkha-web-sz-main/node_modules/echarts/lib/component/axisPointer/modelHelper.js

329 lines
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JavaScript

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
var zrUtil = require("zrender/lib/core/util");
var Model = require("../../model/Model");
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
var each = zrUtil.each;
var curry = zrUtil.curry; // Build axisPointerModel, mergin tooltip.axisPointer model for each axis.
// allAxesInfo should be updated when setOption performed.
function collect(ecModel, api) {
var result = {
/**
* key: makeKey(axis.model)
* value: {
* axis,
* coordSys,
* axisPointerModel,
* triggerTooltip,
* involveSeries,
* snap,
* seriesModels,
* seriesDataCount
* }
*/
axesInfo: {},
seriesInvolved: false,
/**
* key: makeKey(coordSys.model)
* value: Object: key makeKey(axis.model), value: axisInfo
*/
coordSysAxesInfo: {},
coordSysMap: {}
};
collectAxesInfo(result, ecModel, api); // Check seriesInvolved for performance, in case too many series in some chart.
result.seriesInvolved && collectSeriesInfo(result, ecModel);
return result;
}
function collectAxesInfo(result, ecModel, api) {
var globalTooltipModel = ecModel.getComponent('tooltip');
var globalAxisPointerModel = ecModel.getComponent('axisPointer'); // links can only be set on global.
var linksOption = globalAxisPointerModel.get('link', true) || [];
var linkGroups = []; // Collect axes info.
each(api.getCoordinateSystems(), function (coordSys) {
// Some coordinate system do not support axes, like geo.
if (!coordSys.axisPointerEnabled) {
return;
}
var coordSysKey = makeKey(coordSys.model);
var axesInfoInCoordSys = result.coordSysAxesInfo[coordSysKey] = {};
result.coordSysMap[coordSysKey] = coordSys; // Set tooltip (like 'cross') is a convienent way to show axisPointer
// for user. So we enable seting tooltip on coordSys model.
var coordSysModel = coordSys.model;
var baseTooltipModel = coordSysModel.getModel('tooltip', globalTooltipModel);
each(coordSys.getAxes(), curry(saveTooltipAxisInfo, false, null)); // If axis tooltip used, choose tooltip axis for each coordSys.
// Notice this case: coordSys is `grid` but not `cartesian2D` here.
if (coordSys.getTooltipAxes && globalTooltipModel // If tooltip.showContent is set as false, tooltip will not
// show but axisPointer will show as normal.
&& baseTooltipModel.get('show')) {
// Compatible with previous logic. But series.tooltip.trigger: 'axis'
// or series.data[n].tooltip.trigger: 'axis' are not support any more.
var triggerAxis = baseTooltipModel.get('trigger') === 'axis';
var cross = baseTooltipModel.get('axisPointer.type') === 'cross';
var tooltipAxes = coordSys.getTooltipAxes(baseTooltipModel.get('axisPointer.axis'));
if (triggerAxis || cross) {
each(tooltipAxes.baseAxes, curry(saveTooltipAxisInfo, cross ? 'cross' : true, triggerAxis));
}
if (cross) {
each(tooltipAxes.otherAxes, curry(saveTooltipAxisInfo, 'cross', false));
}
} // fromTooltip: true | false | 'cross'
// triggerTooltip: true | false | null
function saveTooltipAxisInfo(fromTooltip, triggerTooltip, axis) {
var axisPointerModel = axis.model.getModel('axisPointer', globalAxisPointerModel);
var axisPointerShow = axisPointerModel.get('show');
if (!axisPointerShow || axisPointerShow === 'auto' && !fromTooltip && !isHandleTrigger(axisPointerModel)) {
return;
}
if (triggerTooltip == null) {
triggerTooltip = axisPointerModel.get('triggerTooltip');
}
axisPointerModel = fromTooltip ? makeAxisPointerModel(axis, baseTooltipModel, globalAxisPointerModel, ecModel, fromTooltip, triggerTooltip) : axisPointerModel;
var snap = axisPointerModel.get('snap');
var key = makeKey(axis.model);
var involveSeries = triggerTooltip || snap || axis.type === 'category'; // If result.axesInfo[key] exist, override it (tooltip has higher priority).
var axisInfo = result.axesInfo[key] = {
key: key,
axis: axis,
coordSys: coordSys,
axisPointerModel: axisPointerModel,
triggerTooltip: triggerTooltip,
involveSeries: involveSeries,
snap: snap,
useHandle: isHandleTrigger(axisPointerModel),
seriesModels: []
};
axesInfoInCoordSys[key] = axisInfo;
result.seriesInvolved |= involveSeries;
var groupIndex = getLinkGroupIndex(linksOption, axis);
if (groupIndex != null) {
var linkGroup = linkGroups[groupIndex] || (linkGroups[groupIndex] = {
axesInfo: {}
});
linkGroup.axesInfo[key] = axisInfo;
linkGroup.mapper = linksOption[groupIndex].mapper;
axisInfo.linkGroup = linkGroup;
}
}
});
}
function makeAxisPointerModel(axis, baseTooltipModel, globalAxisPointerModel, ecModel, fromTooltip, triggerTooltip) {
var tooltipAxisPointerModel = baseTooltipModel.getModel('axisPointer');
var volatileOption = {};
each(['type', 'snap', 'lineStyle', 'shadowStyle', 'label', 'animation', 'animationDurationUpdate', 'animationEasingUpdate', 'z'], function (field) {
volatileOption[field] = zrUtil.clone(tooltipAxisPointerModel.get(field));
}); // category axis do not auto snap, otherwise some tick that do not
// has value can not be hovered. value/time/log axis default snap if
// triggered from tooltip and trigger tooltip.
volatileOption.snap = axis.type !== 'category' && !!triggerTooltip; // Compatibel with previous behavior, tooltip axis do not show label by default.
// Only these properties can be overrided from tooltip to axisPointer.
if (tooltipAxisPointerModel.get('type') === 'cross') {
volatileOption.type = 'line';
}
var labelOption = volatileOption.label || (volatileOption.label = {}); // Follow the convention, do not show label when triggered by tooltip by default.
labelOption.show == null && (labelOption.show = false);
if (fromTooltip === 'cross') {
// When 'cross', both axes show labels.
var tooltipAxisPointerLabelShow = tooltipAxisPointerModel.get('label.show');
labelOption.show = tooltipAxisPointerLabelShow != null ? tooltipAxisPointerLabelShow : true; // If triggerTooltip, this is a base axis, which should better not use cross style
// (cross style is dashed by default)
if (!triggerTooltip) {
var crossStyle = volatileOption.lineStyle = tooltipAxisPointerModel.get('crossStyle');
crossStyle && zrUtil.defaults(labelOption, crossStyle.textStyle);
}
}
return axis.model.getModel('axisPointer', new Model(volatileOption, globalAxisPointerModel, ecModel));
}
function collectSeriesInfo(result, ecModel) {
// Prepare data for axis trigger
ecModel.eachSeries(function (seriesModel) {
// Notice this case: this coordSys is `cartesian2D` but not `grid`.
var coordSys = seriesModel.coordinateSystem;
var seriesTooltipTrigger = seriesModel.get('tooltip.trigger', true);
var seriesTooltipShow = seriesModel.get('tooltip.show', true);
if (!coordSys || seriesTooltipTrigger === 'none' || seriesTooltipTrigger === false || seriesTooltipTrigger === 'item' || seriesTooltipShow === false || seriesModel.get('axisPointer.show', true) === false) {
return;
}
each(result.coordSysAxesInfo[makeKey(coordSys.model)], function (axisInfo) {
var axis = axisInfo.axis;
if (coordSys.getAxis(axis.dim) === axis) {
axisInfo.seriesModels.push(seriesModel);
axisInfo.seriesDataCount == null && (axisInfo.seriesDataCount = 0);
axisInfo.seriesDataCount += seriesModel.getData().count();
}
});
}, this);
}
/**
* For example:
* {
* axisPointer: {
* links: [{
* xAxisIndex: [2, 4],
* yAxisIndex: 'all'
* }, {
* xAxisId: ['a5', 'a7'],
* xAxisName: 'xxx'
* }]
* }
* }
*/
function getLinkGroupIndex(linksOption, axis) {
var axisModel = axis.model;
var dim = axis.dim;
for (var i = 0; i < linksOption.length; i++) {
var linkOption = linksOption[i] || {};
if (checkPropInLink(linkOption[dim + 'AxisId'], axisModel.id) || checkPropInLink(linkOption[dim + 'AxisIndex'], axisModel.componentIndex) || checkPropInLink(linkOption[dim + 'AxisName'], axisModel.name)) {
return i;
}
}
}
function checkPropInLink(linkPropValue, axisPropValue) {
return linkPropValue === 'all' || zrUtil.isArray(linkPropValue) && zrUtil.indexOf(linkPropValue, axisPropValue) >= 0 || linkPropValue === axisPropValue;
}
function fixValue(axisModel) {
var axisInfo = getAxisInfo(axisModel);
if (!axisInfo) {
return;
}
var axisPointerModel = axisInfo.axisPointerModel;
var scale = axisInfo.axis.scale;
var option = axisPointerModel.option;
var status = axisPointerModel.get('status');
var value = axisPointerModel.get('value'); // Parse init value for category and time axis.
if (value != null) {
value = scale.parse(value);
}
var useHandle = isHandleTrigger(axisPointerModel); // If `handle` used, `axisPointer` will always be displayed, so value
// and status should be initialized.
if (status == null) {
option.status = useHandle ? 'show' : 'hide';
}
var extent = scale.getExtent().slice();
extent[0] > extent[1] && extent.reverse();
if ( // Pick a value on axis when initializing.
value == null // If both `handle` and `dataZoom` are used, value may be out of axis extent,
// where we should re-pick a value to keep `handle` displaying normally.
|| value > extent[1]) {
// Make handle displayed on the end of the axis when init, which looks better.
value = extent[1];
}
if (value < extent[0]) {
value = extent[0];
}
option.value = value;
if (useHandle) {
option.status = axisInfo.axis.scale.isBlank() ? 'hide' : 'show';
}
}
function getAxisInfo(axisModel) {
var coordSysAxesInfo = (axisModel.ecModel.getComponent('axisPointer') || {}).coordSysAxesInfo;
return coordSysAxesInfo && coordSysAxesInfo.axesInfo[makeKey(axisModel)];
}
function getAxisPointerModel(axisModel) {
var axisInfo = getAxisInfo(axisModel);
return axisInfo && axisInfo.axisPointerModel;
}
function isHandleTrigger(axisPointerModel) {
return !!axisPointerModel.get('handle.show');
}
/**
* @param {module:echarts/model/Model} model
* @return {string} unique key
*/
function makeKey(model) {
return model.type + '||' + model.id;
}
exports.collect = collect;
exports.fixValue = fixValue;
exports.getAxisInfo = getAxisInfo;
exports.getAxisPointerModel = getAxisPointerModel;
exports.makeKey = makeKey;