src/component/tooltip/TooltipView.js

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define(function (require) {

    var TooltipContent = require('./TooltipContent');
    var graphic = require('../../util/graphic');
    var zrUtil = require('zrender/core/util');
    var formatUtil = require('../../util/format');
    var numberUtil = require('../../util/number');
    var parsePercent = numberUtil.parsePercent;
    var env = require('zrender/core/env');
    var Model = require('../../model/Model');

    function dataEqual(a, b) {
        if (!a || !b) {
            return false;
        }
        var round = numberUtil.round;
        return round(a[0]) === round(b[0])
            && round(a[1]) === round(b[1]);
    }
    /**
     * @inner
     */
    function makeLineShape(x1, y1, x2, y2) {
        return {
            x1: x1,
            y1: y1,
            x2: x2,
            y2: y2
        };
    }

    /**
     * @inner
     */
    function makeRectShape(x, y, width, height) {
        return {
            x: x,
            y: y,
            width: width,
            height: height
        };
    }

    /**
     * @inner
     */
    function makeSectorShape(cx, cy, r0, r, startAngle, endAngle) {
        return {
            cx: cx,
            cy: cy,
            r0: r0,
            r: r,
            startAngle: startAngle,
            endAngle: endAngle,
            clockwise: true
        };
    }

    function refixTooltipPosition(x, y, el, viewWidth, viewHeight) {
        var width = el.clientWidth;