FM / polar

/home/wespack/public_html/admin/vendors/echarts/src/coord/polar/

/home/wespack/public_html/admin/vendors/echarts/src/coord/polar

Name	Size	Mode	Actions
AngleAxis.js	708	0644	edit dl rm
AxisModel.js	1236	0644	edit dl rm
Polar.js	6546	0644	edit dl rm
polarCreator.js	4587	0644	edit dl rm
PolarModel.js	1048	0644	edit dl rm
RadiusAxis.js	671	0644	edit dl rm

Edit: /home/wespack/public_html/admin/vendors/echarts/src/coord/polar/polarCreator.js (4587B)

// TODO Axis scale
define(function (require) {

var Polar = require('./Polar');
    var numberUtil = require('../../util/number');

var axisHelper = require('../../coord/axisHelper');
    var niceScaleExtent = axisHelper.niceScaleExtent;

// 依赖 PolarModel 做预处理
    require('./PolarModel');

/**
     * Resize method bound to the polar
     * @param {module:echarts/coord/polar/PolarModel} polarModel
     * @param {module:echarts/ExtensionAPI} api
     */
    function resizePolar(polarModel, api) {
        var center = polarModel.get('center');
        var radius = polarModel.get('radius');
        var width = api.getWidth();
        var height = api.getHeight();
        var parsePercent = numberUtil.parsePercent;

this.cx = parsePercent(center[0], width);
        this.cy = parsePercent(center[1], height);

var radiusAxis = this.getRadiusAxis();
        var size = Math.min(width, height) / 2;
        // var idx = radiusAxis.inverse ? 1 : 0;
        radiusAxis.setExtent(0, parsePercent(radius, size));
    }

/**
     * Update polar
     */
    function updatePolarScale(ecModel, api) {
        var polar = this;
        var angleAxis = polar.getAngleAxis();
        var radiusAxis = polar.getRadiusAxis();
        // Reset scale
        angleAxis.scale.setExtent(Infinity, -Infinity);
        radiusAxis.scale.setExtent(Infinity, -Infinity);

ecModel.eachSeries(function (seriesModel) {
            if (seriesModel.coordinateSystem === polar) {
                var data = seriesModel.getData();
                radiusAxis.scale.unionExtent(
                    data.getDataExtent('radius', radiusAxis.type !== 'category')
                );
                angleAxis.scale.unionExtent(
                    data.getDataExtent('angle', angleAxis.type !== 'category')
                );
            }
        });

niceScaleExtent(angleAxis, angleAxis.model);
        niceScaleExtent(radiusAxis, radiusAxis.model);

// Fix extent of category angle axis
        if (angleAxis.type === 'category' && !angleAxis.onBand) {
            var extent = angleAxis.getExtent();
            var diff = 360 / angleAxis.scale.count();
            angleAxis.inverse ? (extent[1] += diff) : (extent[1] -= diff);
            angleAxis.setExtent(extent[0], extent[1]);
        }
    }

/**
     * Set common axis properties
     * @param {module:echarts/coord/polar/AngleAxis|module:echarts/coord/polar/RadiusAxis}
     * @param {module:echarts/coord/polar/AxisModel}
     * @inner
     */
    function setAxis(axis, axisModel) {
        axis.type = axisModel.get('type');
        axis.scale = axisHelper.createScaleByModel(axisModel);
        axis.onBand = axisModel.get('boundaryGap') && axis.type === 'category';

// FIXME Radius axis not support inverse axis
        if (axisModel.mainType === 'angleAxis') {
            var startAngle = axisModel.get('startAngle');
            axis.inverse = axisModel.get('inverse') ^ axisModel.get('clockwise');
            axis.setExtent(startAngle, startAngle + (axis.inverse ? -360 : 360));
        }

// Inject axis instance
        axisModel.axis = axis;
        axis.model = axisModel;
    }

var polarCreator = {

dimensions: Polar.prototype.dimensions,

create: function (ecModel, api) {
            var polarList = [];
            ecModel.eachComponent('polar', function (polarModel, idx) {
                var polar = new Polar(idx);
                // Inject resize and update method
                polar.resize = resizePolar;
                polar.update = updatePolarScale;

var radiusAxis = polar.getRadiusAxis();
                var angleAxis = polar.getAngleAxis();

var radiusAxisModel = polarModel.findAxisModel('radiusAxis');
                var angleAxisModel = polarModel.findAxisModel('angleAxis');

setAxis(radiusAxis, radiusAxisModel);
                setAxis(angleAxis, angleAxisModel);

polar.resize(polarModel, api);
                polarList.push(polar);

polarModel.coordinateSystem = polar;
            });
            // Inject coordinateSystem to series
            ecModel.eachSeries(function (seriesModel) {
                if (seriesModel.get('coordinateSystem') === 'polar') {
                    seriesModel.coordinateSystem = polarList[seriesModel.get('polarIndex')];
                }
            });

return polarList;
        }
    };

require('../../CoordinateSystem').register('polar', polarCreator);
});

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