src/component/helper/BrushController.js

（开头部分） 31KB

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

/**
 * Box selection tool.
 *
 * @module echarts/component/helper/BrushController
 */

define(function (require) {

    var Eventful = require('zrender/mixin/Eventful');
    var zrUtil = require('zrender/core/util');
    var graphic = require('../../util/graphic');
    var interactionMutex = require('./interactionMutex');
    var DataDiffer = require('../../data/DataDiffer');

    var curry = zrUtil.curry;
    var each = zrUtil.each;
    var map = zrUtil.map;
    var mathMin = Math.min;
    var mathMax = Math.max;
    var mathPow = Math.pow;

    var COVER_Z = 10000;
    var UNSELECT_THRESHOLD = 6;
    var MIN_RESIZE_LINE_WIDTH = 6;
    var MUTEX_RESOURCE_KEY = 'globalPan';

    var DIRECTION_MAP = {
        w: [0, 0],
        e: [0, 1],
        n: [1, 0],
        s: [1, 1]
    };
    var CURSOR_MAP = {
        w: 'ew',
        e: 'ew',
        n: 'ns',
        s: 'ns',
        ne: 'nesw',
        sw: 'nesw',
        nw: 'nwse',
        se: 'nwse'
    };
    var DEFAULT_BRUSH_OPT = {
        brushStyle: {
            lineWidth: 2,
            stroke: 'rgba(0,0,0,0.3)',
            fill: 'rgba(0,0,0,0.1)'
        },
        transformable: true,
        brushMode: 'single',
        removeOnClick: false
    };

    var baseUID = 0;

    /**
     * @alias module:echarts/component/helper/BrushController
     * @constructor
     * @mixin {module:zrender/mixin/Eventful}
     * @event module:echarts/component/helper/BrushController#brush
后面还有 934 行代码，解锁后查看完整代码

24 小时内免费解锁 3 个项目，之后 1 积分/个。 规则说明

AI 解读

登录后可用，每次 10 积分，解读结果公开显示在下面。

还没有人解读过这个文件。