/*
|
* 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 {each, createHashMap, assert} from 'zrender/src/core/util';
|
import { __DEV__ } from '../../config';
|
|
export var OTHER_DIMENSIONS = createHashMap([
|
'tooltip', 'label', 'itemName', 'itemId', 'seriesName'
|
]);
|
|
export function summarizeDimensions(data) {
|
var summary = {};
|
var encode = summary.encode = {};
|
var notExtraCoordDimMap = createHashMap();
|
var defaultedLabel = [];
|
var defaultedTooltip = [];
|
|
each(data.dimensions, function (dimName) {
|
var dimItem = data.getDimensionInfo(dimName);
|
|
var coordDim = dimItem.coordDim;
|
if (coordDim) {
|
if (__DEV__) {
|
assert(OTHER_DIMENSIONS.get(coordDim) == null);
|
}
|
var coordDimArr = encode[coordDim];
|
if (!encode.hasOwnProperty(coordDim)) {
|
coordDimArr = encode[coordDim] = [];
|
}
|
coordDimArr[dimItem.coordDimIndex] = dimName;
|
|
if (!dimItem.isExtraCoord) {
|
notExtraCoordDimMap.set(coordDim, 1);
|
|
// Use the last coord dim (and label friendly) as default label,
|
// because when dataset is used, it is hard to guess which dimension
|
// can be value dimension. If both show x, y on label is not look good,
|
// and conventionally y axis is focused more.
|
if (mayLabelDimType(dimItem.type)) {
|
defaultedLabel[0] = dimName;
|
}
|
}
|
if (dimItem.defaultTooltip) {
|
defaultedTooltip.push(dimName);
|
}
|
}
|
|
OTHER_DIMENSIONS.each(function (v, otherDim) {
|
var otherDimArr = encode[otherDim];
|
if (!encode.hasOwnProperty(otherDim)) {
|
otherDimArr = encode[otherDim] = [];
|
}
|
|
var dimIndex = dimItem.otherDims[otherDim];
|
if (dimIndex != null && dimIndex !== false) {
|
otherDimArr[dimIndex] = dimItem.name;
|
}
|
});
|
});
|
|
var dataDimsOnCoord = [];
|
var encodeFirstDimNotExtra = {};
|
|
notExtraCoordDimMap.each(function (v, coordDim) {
|
var dimArr = encode[coordDim];
|
// ??? FIXME extra coord should not be set in dataDimsOnCoord.
|
// But should fix the case that radar axes: simplify the logic
|
// of `completeDimension`, remove `extraPrefix`.
|
encodeFirstDimNotExtra[coordDim] = dimArr[0];
|
// Not necessary to remove duplicate, because a data
|
// dim canot on more than one coordDim.
|
dataDimsOnCoord = dataDimsOnCoord.concat(dimArr);
|
});
|
|
summary.dataDimsOnCoord = dataDimsOnCoord;
|
summary.encodeFirstDimNotExtra = encodeFirstDimNotExtra;
|
|
var encodeLabel = encode.label;
|
// FIXME `encode.label` is not recommanded, because formatter can not be set
|
// in this way. Use label.formatter instead. May be remove this approach someday.
|
if (encodeLabel && encodeLabel.length) {
|
defaultedLabel = encodeLabel.slice();
|
}
|
|
var encodeTooltip = encode.tooltip;
|
if (encodeTooltip && encodeTooltip.length) {
|
defaultedTooltip = encodeTooltip.slice();
|
}
|
else if (!defaultedTooltip.length) {
|
defaultedTooltip = defaultedLabel.slice();
|
}
|
|
encode.defaultedLabel = defaultedLabel;
|
encode.defaultedTooltip = defaultedTooltip;
|
|
return summary;
|
}
|
|
export function getDimensionTypeByAxis(axisType) {
|
return axisType === 'category'
|
? 'ordinal'
|
: axisType === 'time'
|
? 'time'
|
: 'float';
|
}
|
|
function mayLabelDimType(dimType) {
|
// In most cases, ordinal and time do not suitable for label.
|
// Ordinal info can be displayed on axis. Time is too long.
|
return !(dimType === 'ordinal' || dimType === 'time');
|
}
|
|
// function findTheLastDimMayLabel(data) {
|
// // Get last value dim
|
// var dimensions = data.dimensions.slice();
|
// var valueType;
|
// var valueDim;
|
// while (dimensions.length && (
|
// valueDim = dimensions.pop(),
|
// valueType = data.getDimensionInfo(valueDim).type,
|
// valueType === 'ordinal' || valueType === 'time'
|
// )) {} // jshint ignore:line
|
// return valueDim;
|
// }
|