project/node_modules/echarts/lib/component/visualMap/ContinuousModel.js

256 lines
8.7 KiB
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.
*/
/**
* AUTO-GENERATED FILE. DO NOT MODIFY.
*/
/*
* 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.
*/
import { __extends } from "tslib";
import * as zrUtil from 'zrender/lib/core/util.js';
import VisualMapModel from './VisualMapModel.js';
import * as numberUtil from '../../util/number.js';
import { inheritDefaultOption } from '../../util/component.js';
// Constant
var DEFAULT_BAR_BOUND = [20, 140];
var ContinuousModel = /** @class */function (_super) {
__extends(ContinuousModel, _super);
function ContinuousModel() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.type = ContinuousModel.type;
return _this;
}
/**
* @override
*/
ContinuousModel.prototype.optionUpdated = function (newOption, isInit) {
_super.prototype.optionUpdated.apply(this, arguments);
this.resetExtent();
this.resetVisual(function (mappingOption) {
mappingOption.mappingMethod = 'linear';
mappingOption.dataExtent = this.getExtent();
});
this._resetRange();
};
/**
* @protected
* @override
*/
ContinuousModel.prototype.resetItemSize = function () {
_super.prototype.resetItemSize.apply(this, arguments);
var itemSize = this.itemSize;
(itemSize[0] == null || isNaN(itemSize[0])) && (itemSize[0] = DEFAULT_BAR_BOUND[0]);
(itemSize[1] == null || isNaN(itemSize[1])) && (itemSize[1] = DEFAULT_BAR_BOUND[1]);
};
/**
* @private
*/
ContinuousModel.prototype._resetRange = function () {
var dataExtent = this.getExtent();
var range = this.option.range;
if (!range || range.auto) {
// `range` should always be array (so we don't use other
// value like 'auto') for user-friend. (consider getOption).
dataExtent.auto = 1;
this.option.range = dataExtent;
} else if (zrUtil.isArray(range)) {
if (range[0] > range[1]) {
range.reverse();
}
range[0] = Math.max(range[0], dataExtent[0]);
range[1] = Math.min(range[1], dataExtent[1]);
}
};
/**
* @protected
* @override
*/
ContinuousModel.prototype.completeVisualOption = function () {
_super.prototype.completeVisualOption.apply(this, arguments);
zrUtil.each(this.stateList, function (state) {
var symbolSize = this.option.controller[state].symbolSize;
if (symbolSize && symbolSize[0] !== symbolSize[1]) {
symbolSize[0] = symbolSize[1] / 3; // For good looking.
}
}, this);
};
/**
* @override
*/
ContinuousModel.prototype.setSelected = function (selected) {
this.option.range = selected.slice();
this._resetRange();
};
/**
* @public
*/
ContinuousModel.prototype.getSelected = function () {
var dataExtent = this.getExtent();
var dataInterval = numberUtil.asc((this.get('range') || []).slice());
// Clamp
dataInterval[0] > dataExtent[1] && (dataInterval[0] = dataExtent[1]);
dataInterval[1] > dataExtent[1] && (dataInterval[1] = dataExtent[1]);
dataInterval[0] < dataExtent[0] && (dataInterval[0] = dataExtent[0]);
dataInterval[1] < dataExtent[0] && (dataInterval[1] = dataExtent[0]);
return dataInterval;
};
/**
* @override
*/
ContinuousModel.prototype.getValueState = function (value) {
var range = this.option.range;
var dataExtent = this.getExtent();
// When range[0] === dataExtent[0], any value larger than dataExtent[0] maps to 'inRange'.
// range[1] is processed likewise.
return (range[0] <= dataExtent[0] || range[0] <= value) && (range[1] >= dataExtent[1] || value <= range[1]) ? 'inRange' : 'outOfRange';
};
ContinuousModel.prototype.findTargetDataIndices = function (range) {
var result = [];
this.eachTargetSeries(function (seriesModel) {
var dataIndices = [];
var data = seriesModel.getData();
data.each(this.getDataDimensionIndex(data), function (value, dataIndex) {
range[0] <= value && value <= range[1] && dataIndices.push(dataIndex);
}, this);
result.push({
seriesId: seriesModel.id,
dataIndex: dataIndices
});
}, this);
return result;
};
/**
* @implement
*/
ContinuousModel.prototype.getVisualMeta = function (getColorVisual) {
var oVals = getColorStopValues(this, 'outOfRange', this.getExtent());
var iVals = getColorStopValues(this, 'inRange', this.option.range.slice());
var stops = [];
function setStop(value, valueState) {
stops.push({
value: value,
color: getColorVisual(value, valueState)
});
}
// Format to: outOfRange -- inRange -- outOfRange.
var iIdx = 0;
var oIdx = 0;
var iLen = iVals.length;
var oLen = oVals.length;
for (; oIdx < oLen && (!iVals.length || oVals[oIdx] <= iVals[0]); oIdx++) {
// If oVal[oIdx] === iVals[iIdx], oVal[oIdx] should be ignored.
if (oVals[oIdx] < iVals[iIdx]) {
setStop(oVals[oIdx], 'outOfRange');
}
}
for (var first = 1; iIdx < iLen; iIdx++, first = 0) {
// If range is full, value beyond min, max will be clamped.
// make a singularity
first && stops.length && setStop(iVals[iIdx], 'outOfRange');
setStop(iVals[iIdx], 'inRange');
}
for (var first = 1; oIdx < oLen; oIdx++) {
if (!iVals.length || iVals[iVals.length - 1] < oVals[oIdx]) {
// make a singularity
if (first) {
stops.length && setStop(stops[stops.length - 1].value, 'outOfRange');
first = 0;
}
setStop(oVals[oIdx], 'outOfRange');
}
}
var stopsLen = stops.length;
return {
stops: stops,
outerColors: [stopsLen ? stops[0].color : 'transparent', stopsLen ? stops[stopsLen - 1].color : 'transparent']
};
};
ContinuousModel.type = 'visualMap.continuous';
ContinuousModel.defaultOption = inheritDefaultOption(VisualMapModel.defaultOption, {
align: 'auto',
calculable: false,
hoverLink: true,
realtime: true,
handleIcon: 'path://M-11.39,9.77h0a3.5,3.5,0,0,1-3.5,3.5h-22a3.5,3.5,0,0,1-3.5-3.5h0a3.5,3.5,0,0,1,3.5-3.5h22A3.5,3.5,0,0,1-11.39,9.77Z',
handleSize: '120%',
handleStyle: {
borderColor: '#fff',
borderWidth: 1
},
indicatorIcon: 'circle',
indicatorSize: '50%',
indicatorStyle: {
borderColor: '#fff',
borderWidth: 2,
shadowBlur: 2,
shadowOffsetX: 1,
shadowOffsetY: 1,
shadowColor: 'rgba(0,0,0,0.2)'
}
// emphasis: {
// handleStyle: {
// shadowBlur: 3,
// shadowOffsetX: 1,
// shadowOffsetY: 1,
// shadowColor: 'rgba(0,0,0,0.2)'
// }
// }
});
return ContinuousModel;
}(VisualMapModel);
function getColorStopValues(visualMapModel, valueState, dataExtent) {
if (dataExtent[0] === dataExtent[1]) {
return dataExtent.slice();
}
// When using colorHue mapping, it is not linear color any more.
// Moreover, canvas gradient seems not to be accurate linear.
// FIXME
// Should be arbitrary value 100? or based on pixel size?
var count = 200;
var step = (dataExtent[1] - dataExtent[0]) / count;
var value = dataExtent[0];
var stopValues = [];
for (var i = 0; i <= count && value < dataExtent[1]; i++) {
stopValues.push(value);
value += step;
}
stopValues.push(dataExtent[1]);
return stopValues;
}
export default ContinuousModel;