project/node_modules/echarts/lib/component/radar/RadarView.js

/*
* 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 AxisBuilder from '../axis/AxisBuilder.js';
import * as graphic from '../../util/graphic.js';
import ComponentView from '../../view/Component.js';
var axisBuilderAttrs = ['axisLine', 'axisTickLabel', 'axisName'];
var RadarView = /** @class */function (_super) {
  __extends(RadarView, _super);
  function RadarView() {
    var _this = _super !== null && _super.apply(this, arguments) || this;
    _this.type = RadarView.type;
    return _this;
  }
  RadarView.prototype.render = function (radarModel, ecModel, api) {
    var group = this.group;
    group.removeAll();
    this._buildAxes(radarModel);
    this._buildSplitLineAndArea(radarModel);
  };
  RadarView.prototype._buildAxes = function (radarModel) {
    var radar = radarModel.coordinateSystem;
    var indicatorAxes = radar.getIndicatorAxes();
    var axisBuilders = zrUtil.map(indicatorAxes, function (indicatorAxis) {
      var axisName = indicatorAxis.model.get('showName') ? indicatorAxis.name : ''; // hide name
      var axisBuilder = new AxisBuilder(indicatorAxis.model, {
        axisName: axisName,
        position: [radar.cx, radar.cy],
        rotation: indicatorAxis.angle,
        labelDirection: -1,
        tickDirection: -1,
        nameDirection: 1
      });
      return axisBuilder;
    });
    zrUtil.each(axisBuilders, function (axisBuilder) {
      zrUtil.each(axisBuilderAttrs, axisBuilder.add, axisBuilder);
      this.group.add(axisBuilder.getGroup());
    }, this);
  };
  RadarView.prototype._buildSplitLineAndArea = function (radarModel) {
    var radar = radarModel.coordinateSystem;
    var indicatorAxes = radar.getIndicatorAxes();
    if (!indicatorAxes.length) {
      return;
    }
    var shape = radarModel.get('shape');
    var splitLineModel = radarModel.getModel('splitLine');
    var splitAreaModel = radarModel.getModel('splitArea');
    var lineStyleModel = splitLineModel.getModel('lineStyle');
    var areaStyleModel = splitAreaModel.getModel('areaStyle');
    var showSplitLine = splitLineModel.get('show');
    var showSplitArea = splitAreaModel.get('show');
    var splitLineColors = lineStyleModel.get('color');
    var splitAreaColors = areaStyleModel.get('color');
    var splitLineColorsArr = zrUtil.isArray(splitLineColors) ? splitLineColors : [splitLineColors];
    var splitAreaColorsArr = zrUtil.isArray(splitAreaColors) ? splitAreaColors : [splitAreaColors];
    var splitLines = [];
    var splitAreas = [];
    function getColorIndex(areaOrLine, areaOrLineColorList, idx) {
      var colorIndex = idx % areaOrLineColorList.length;
      areaOrLine[colorIndex] = areaOrLine[colorIndex] || [];
      return colorIndex;
    }
    if (shape === 'circle') {
      var ticksRadius = indicatorAxes[0].getTicksCoords();
      var cx = radar.cx;
      var cy = radar.cy;
      for (var i = 0; i < ticksRadius.length; i++) {
        if (showSplitLine) {
          var colorIndex = getColorIndex(splitLines, splitLineColorsArr, i);
          splitLines[colorIndex].push(new graphic.Circle({
            shape: {
              cx: cx,
              cy: cy,
              r: ticksRadius[i].coord
            }
          }));
        }
        if (showSplitArea && i < ticksRadius.length - 1) {
          var colorIndex = getColorIndex(splitAreas, splitAreaColorsArr, i);
          splitAreas[colorIndex].push(new graphic.Ring({
            shape: {
              cx: cx,
              cy: cy,
              r0: ticksRadius[i].coord,
              r: ticksRadius[i + 1].coord
            }
          }));
        }
      }
    }
    // Polyyon
    else {
      var realSplitNumber_1;
      var axesTicksPoints = zrUtil.map(indicatorAxes, function (indicatorAxis, idx) {
        var ticksCoords = indicatorAxis.getTicksCoords();
        realSplitNumber_1 = realSplitNumber_1 == null ? ticksCoords.length - 1 : Math.min(ticksCoords.length - 1, realSplitNumber_1);
        return zrUtil.map(ticksCoords, function (tickCoord) {
          return radar.coordToPoint(tickCoord.coord, idx);
        });
      });
      var prevPoints = [];
      for (var i = 0; i <= realSplitNumber_1; i++) {
        var points = [];
        for (var j = 0; j < indicatorAxes.length; j++) {
          points.push(axesTicksPoints[j][i]);
        }
        // Close
        if (points[0]) {
          points.push(points[0].slice());
        } else {
          if (process.env.NODE_ENV !== 'production') {
            console.error('Can\'t draw value axis ' + i);
          }
        }
        if (showSplitLine) {
          var colorIndex = getColorIndex(splitLines, splitLineColorsArr, i);
          splitLines[colorIndex].push(new graphic.Polyline({
            shape: {
              points: points
            }
          }));
        }
        if (showSplitArea && prevPoints) {
          var colorIndex = getColorIndex(splitAreas, splitAreaColorsArr, i - 1);
          splitAreas[colorIndex].push(new graphic.Polygon({
            shape: {
              points: points.concat(prevPoints)
            }
          }));
        }
        prevPoints = points.slice().reverse();
      }
    }
    var lineStyle = lineStyleModel.getLineStyle();
    var areaStyle = areaStyleModel.getAreaStyle();
    // Add splitArea before splitLine
    zrUtil.each(splitAreas, function (splitAreas, idx) {
      this.group.add(graphic.mergePath(splitAreas, {
        style: zrUtil.defaults({
          stroke: 'none',
          fill: splitAreaColorsArr[idx % splitAreaColorsArr.length]
        }, areaStyle),
        silent: true
      }));
    }, this);
    zrUtil.each(splitLines, function (splitLines, idx) {
      this.group.add(graphic.mergePath(splitLines, {
        style: zrUtil.defaults({
          fill: 'none',
          stroke: splitLineColorsArr[idx % splitLineColorsArr.length]
        }, lineStyle),
        silent: true
      }));
    }, this);
  };
  RadarView.type = 'radar';
  return RadarView;
}(ComponentView);
export default RadarView;