/* *
 *
 *  (c) 2016-2019 Torstein Honsi, Lars Cabrera
 *
 *  License: www.highcharts.com/license
 *
 *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
 *
 * */
'use strict';
import H from '../parts/Globals.js';
import U from '../parts/Utilities.js';
var defined = U.defined, isNumber = U.isNumber, pick = U.pick;
var Chart = H.Chart;
/* eslint-disable no-invalid-this */
/**
 * For vertical axes only. Setting the static scale ensures that each tick unit
 * is translated into a fixed pixel height. For example, setting the static
 * scale to 24 results in each Y axis category taking up 24 pixels, and the
 * height of the chart adjusts. Adding or removing items will make the chart
 * resize.
 *
 * @sample gantt/xrange-series/demo/
 *         X-range series with static scale
 *
 * @type      {number}
 * @default   50
 * @since     6.2.0
 * @product   gantt
 * @apioption yAxis.staticScale
 */
H.addEvent(H.Axis, 'afterSetOptions', function () {
    var chartOptions = this.chart.options && this.chart.options.chart;
    if (!this.horiz &&
        isNumber(this.options.staticScale) &&
        (!chartOptions.height ||
            (chartOptions.scrollablePlotArea &&
                chartOptions.scrollablePlotArea.minHeight))) {
        this.staticScale = this.options.staticScale;
    }
});
Chart.prototype.adjustHeight = function () {
    if (this.redrawTrigger !== 'adjustHeight') {
        (this.axes || []).forEach(function (axis) {
            var chart = axis.chart, animate = !!chart.initiatedScale &&
                chart.options.animation, staticScale = axis.options.staticScale, height, diff;
            if (axis.staticScale && defined(axis.min)) {
                height = pick(axis.unitLength, axis.max + axis.tickInterval - axis.min) * staticScale;
                // Minimum height is 1 x staticScale.
                height = Math.max(height, staticScale);
                diff = height - chart.plotHeight;
                if (Math.abs(diff) >= 1) {
                    chart.plotHeight = height;
                    chart.redrawTrigger = 'adjustHeight';
                    chart.setSize(undefined, chart.chartHeight + diff, animate);
                }
                // Make sure clip rects have the right height before initial
                // animation.
                axis.series.forEach(function (series) {
                    var clipRect = series.sharedClipKey &&
                        chart[series.sharedClipKey];
                    if (clipRect) {
                        clipRect.attr({
                            height: chart.plotHeight
                        });
                    }
                });
            }
        });
        this.initiatedScale = true;
    }
    this.redrawTrigger = null;
};
H.addEvent(Chart, 'render', Chart.prototype.adjustHeight);
