project/node_modules/echarts/lib/chart/pie/PieView.js

282 lines
10 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 { extend, retrieve3 } from 'zrender/lib/core/util.js';
import * as graphic from '../../util/graphic.js';
import { setStatesStylesFromModel, toggleHoverEmphasis } from '../../util/states.js';
import ChartView from '../../view/Chart.js';
import labelLayout from './labelLayout.js';
import { setLabelLineStyle, getLabelLineStatesModels } from '../../label/labelGuideHelper.js';
import { setLabelStyle, getLabelStatesModels } from '../../label/labelStyle.js';
import { getSectorCornerRadius } from '../helper/sectorHelper.js';
import { saveOldStyle } from '../../animation/basicTransition.js';
import { getBasicPieLayout } from './pieLayout.js';
/**
* Piece of pie including Sector, Label, LabelLine
*/
var PiePiece = /** @class */function (_super) {
__extends(PiePiece, _super);
function PiePiece(data, idx, startAngle) {
var _this = _super.call(this) || this;
_this.z2 = 2;
var text = new graphic.Text();
_this.setTextContent(text);
_this.updateData(data, idx, startAngle, true);
return _this;
}
PiePiece.prototype.updateData = function (data, idx, startAngle, firstCreate) {
var sector = this;
var seriesModel = data.hostModel;
var itemModel = data.getItemModel(idx);
var emphasisModel = itemModel.getModel('emphasis');
var layout = data.getItemLayout(idx);
// cornerRadius & innerCornerRadius doesn't exist in the item layout. Use `0` if null value is specified.
// see `setItemLayout` in `pieLayout.ts`.
var sectorShape = extend(getSectorCornerRadius(itemModel.getModel('itemStyle'), layout, true), layout);
// Ignore NaN data.
if (isNaN(sectorShape.startAngle)) {
// Use NaN shape to avoid drawing shape.
sector.setShape(sectorShape);
return;
}
if (firstCreate) {
sector.setShape(sectorShape);
var animationType = seriesModel.getShallow('animationType');
if (seriesModel.ecModel.ssr) {
// Use scale animation in SSR mode(opacity?)
// Because CSS SVG animation doesn't support very customized shape animation.
graphic.initProps(sector, {
scaleX: 0,
scaleY: 0
}, seriesModel, {
dataIndex: idx,
isFrom: true
});
sector.originX = sectorShape.cx;
sector.originY = sectorShape.cy;
} else if (animationType === 'scale') {
sector.shape.r = layout.r0;
graphic.initProps(sector, {
shape: {
r: layout.r
}
}, seriesModel, idx);
}
// Expansion
else {
if (startAngle != null) {
sector.setShape({
startAngle: startAngle,
endAngle: startAngle
});
graphic.initProps(sector, {
shape: {
startAngle: layout.startAngle,
endAngle: layout.endAngle
}
}, seriesModel, idx);
} else {
sector.shape.endAngle = layout.startAngle;
graphic.updateProps(sector, {
shape: {
endAngle: layout.endAngle
}
}, seriesModel, idx);
}
}
} else {
saveOldStyle(sector);
// Transition animation from the old shape
graphic.updateProps(sector, {
shape: sectorShape
}, seriesModel, idx);
}
sector.useStyle(data.getItemVisual(idx, 'style'));
setStatesStylesFromModel(sector, itemModel);
var midAngle = (layout.startAngle + layout.endAngle) / 2;
var offset = seriesModel.get('selectedOffset');
var dx = Math.cos(midAngle) * offset;
var dy = Math.sin(midAngle) * offset;
var cursorStyle = itemModel.getShallow('cursor');
cursorStyle && sector.attr('cursor', cursorStyle);
this._updateLabel(seriesModel, data, idx);
sector.ensureState('emphasis').shape = extend({
r: layout.r + (emphasisModel.get('scale') ? emphasisModel.get('scaleSize') || 0 : 0)
}, getSectorCornerRadius(emphasisModel.getModel('itemStyle'), layout));
extend(sector.ensureState('select'), {
x: dx,
y: dy,
shape: getSectorCornerRadius(itemModel.getModel(['select', 'itemStyle']), layout)
});
extend(sector.ensureState('blur'), {
shape: getSectorCornerRadius(itemModel.getModel(['blur', 'itemStyle']), layout)
});
var labelLine = sector.getTextGuideLine();
var labelText = sector.getTextContent();
labelLine && extend(labelLine.ensureState('select'), {
x: dx,
y: dy
});
// TODO: needs dx, dy in zrender?
extend(labelText.ensureState('select'), {
x: dx,
y: dy
});
toggleHoverEmphasis(this, emphasisModel.get('focus'), emphasisModel.get('blurScope'), emphasisModel.get('disabled'));
};
PiePiece.prototype._updateLabel = function (seriesModel, data, idx) {
var sector = this;
var itemModel = data.getItemModel(idx);
var labelLineModel = itemModel.getModel('labelLine');
var style = data.getItemVisual(idx, 'style');
var visualColor = style && style.fill;
var visualOpacity = style && style.opacity;
setLabelStyle(sector, getLabelStatesModels(itemModel), {
labelFetcher: data.hostModel,
labelDataIndex: idx,
inheritColor: visualColor,
defaultOpacity: visualOpacity,
defaultText: seriesModel.getFormattedLabel(idx, 'normal') || data.getName(idx)
});
var labelText = sector.getTextContent();
// Set textConfig on sector.
sector.setTextConfig({
// reset position, rotation
position: null,
rotation: null
});
// Make sure update style on labelText after setLabelStyle.
// Because setLabelStyle will replace a new style on it.
labelText.attr({
z2: 10
});
var labelPosition = seriesModel.get(['label', 'position']);
if (labelPosition !== 'outside' && labelPosition !== 'outer') {
sector.removeTextGuideLine();
} else {
var polyline = this.getTextGuideLine();
if (!polyline) {
polyline = new graphic.Polyline();
this.setTextGuideLine(polyline);
}
// Default use item visual color
setLabelLineStyle(this, getLabelLineStatesModels(itemModel), {
stroke: visualColor,
opacity: retrieve3(labelLineModel.get(['lineStyle', 'opacity']), visualOpacity, 1)
});
}
};
return PiePiece;
}(graphic.Sector);
// Pie view
var PieView = /** @class */function (_super) {
__extends(PieView, _super);
function PieView() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.ignoreLabelLineUpdate = true;
return _this;
}
PieView.prototype.render = function (seriesModel, ecModel, api, payload) {
var data = seriesModel.getData();
var oldData = this._data;
var group = this.group;
var startAngle;
// First render
if (!oldData && data.count() > 0) {
var shape = data.getItemLayout(0);
for (var s = 1; isNaN(shape && shape.startAngle) && s < data.count(); ++s) {
shape = data.getItemLayout(s);
}
if (shape) {
startAngle = shape.startAngle;
}
}
// remove empty-circle if it exists
if (this._emptyCircleSector) {
group.remove(this._emptyCircleSector);
}
// when all data are filtered, show lightgray empty circle
if (data.count() === 0 && seriesModel.get('showEmptyCircle')) {
var sector = new graphic.Sector({
shape: getBasicPieLayout(seriesModel, api)
});
sector.useStyle(seriesModel.getModel('emptyCircleStyle').getItemStyle());
this._emptyCircleSector = sector;
group.add(sector);
}
data.diff(oldData).add(function (idx) {
var piePiece = new PiePiece(data, idx, startAngle);
data.setItemGraphicEl(idx, piePiece);
group.add(piePiece);
}).update(function (newIdx, oldIdx) {
var piePiece = oldData.getItemGraphicEl(oldIdx);
piePiece.updateData(data, newIdx, startAngle);
piePiece.off('click');
group.add(piePiece);
data.setItemGraphicEl(newIdx, piePiece);
}).remove(function (idx) {
var piePiece = oldData.getItemGraphicEl(idx);
graphic.removeElementWithFadeOut(piePiece, seriesModel, idx);
}).execute();
labelLayout(seriesModel);
// Always use initial animation.
if (seriesModel.get('animationTypeUpdate') !== 'expansion') {
this._data = data;
}
};
PieView.prototype.dispose = function () {};
PieView.prototype.containPoint = function (point, seriesModel) {
var data = seriesModel.getData();
var itemLayout = data.getItemLayout(0);
if (itemLayout) {
var dx = point[0] - itemLayout.cx;
var dy = point[1] - itemLayout.cy;
var radius = Math.sqrt(dx * dx + dy * dy);
return radius <= itemLayout.r && radius >= itemLayout.r0;
}
};
PieView.type = 'pie';
return PieView;
}(ChartView);
export default PieView;