/* *
 *
 *  (c) 2010-2019 Torstein Honsi
 *
 *  License: www.highcharts.com/license
 *
 *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
 *
 * */
'use strict';
import H from './Globals.js';
/**
 * Optional parameters for the tick.
 * @private
 * @interface Highcharts.TickParametersObject
 */ /**
* Set category for the tick.
* @name Highcharts.TickParametersObject#category
* @type {string|undefined}
*/ /**
* @name Highcharts.TickParametersObject#options
* @type {Highcharts.Dictionary<any>|undefined}
*/ /**
* Set tickmarkOffset for the tick.
* @name Highcharts.TickParametersObject#tickmarkOffset
* @type {number|undefined}
*/
import U from './Utilities.js';
var defined = U.defined, isNumber = U.isNumber;
var correctFloat = H.correctFloat, destroyObjectProperties = H.destroyObjectProperties, fireEvent = H.fireEvent, merge = H.merge, pick = H.pick, deg2rad = H.deg2rad;
/* eslint-disable no-invalid-this, valid-jsdoc */
/**
 * The Tick class.
 *
 * @private
 * @class
 * @name Highcharts.Tick
 *
 * @param {Highcharts.Axis} axis
 *
 * @param {number} pos
 *        The position of the tick on the axis.
 *
 * @param {string} [type]
 *        The type of tick.
 *
 * @param {boolean} [noLabel=false]
 *        Wether to disable the label or not. Defaults to false.
 *
 * @param {Highcharts.TickParametersObject} [parameters]
 *        Optional parameters for the tick.
 */
H.Tick = function (axis, pos, type, noLabel, parameters) {
    this.axis = axis;
    this.pos = pos;
    this.type = type || '';
    this.isNew = true;
    this.isNewLabel = true;
    this.parameters = parameters || {};
    // Usually undefined, numeric for grid axes
    this.tickmarkOffset = this.parameters.tickmarkOffset;
    this.options = this.parameters.options;
    if (!type && !noLabel) {
        this.addLabel();
    }
};
/** @lends Highcharts.Tick.prototype */
H.Tick.prototype = {
    /**
     * Write the tick label.
     *
     * @private
     * @function Highcharts.Tick#addLabel
     * @return {void}
     */
    addLabel: function () {
        var tick = this, axis = tick.axis, options = axis.options, chart = axis.chart, categories = axis.categories, names = axis.names, pos = tick.pos, labelOptions = pick(tick.options && tick.options.labels, options.labels), str, tickPositions = axis.tickPositions, isFirst = pos === tickPositions[0], isLast = pos === tickPositions[tickPositions.length - 1], value = this.parameters.category || (categories ?
            pick(categories[pos], names[pos], pos) :
            pos), label = tick.label, tickPositionInfo = tickPositions.info, dateTimeLabelFormat, dateTimeLabelFormats, i, list;
        // Set the datetime label format. If a higher rank is set for this
        // position, use that. If not, use the general format.
        if (axis.isDatetimeAxis && tickPositionInfo) {
            dateTimeLabelFormats = chart.time.resolveDTLFormat(options.dateTimeLabelFormats[(!options.grid &&
                tickPositionInfo.higherRanks[pos]) ||
                tickPositionInfo.unitName]);
            dateTimeLabelFormat = dateTimeLabelFormats.main;
        }
        // set properties for access in render method
        tick.isFirst = isFirst;
        tick.isLast = isLast;
        // Get the string
        tick.formatCtx = {
            axis: axis,
            chart: chart,
            isFirst: isFirst,
            isLast: isLast,
            dateTimeLabelFormat: dateTimeLabelFormat,
            tickPositionInfo: tickPositionInfo,
            value: axis.isLog ? correctFloat(axis.lin2log(value)) : value,
            pos: pos
        };
        str = axis.labelFormatter.call(tick.formatCtx, this.formatCtx);
        // Set up conditional formatting based on the format list if existing.
        list = dateTimeLabelFormats && dateTimeLabelFormats.list;
        if (list) {
            tick.shortenLabel = function () {
                for (i = 0; i < list.length; i++) {
                    label.attr({
                        text: axis.labelFormatter.call(H.extend(tick.formatCtx, { dateTimeLabelFormat: list[i] }))
                    });
                    if (label.getBBox().width <
                        axis.getSlotWidth(tick) - 2 *
                            pick(labelOptions.padding, 5)) {
                        return;
                    }
                }
                label.attr({
                    text: ''
                });
            };
        }
        // first call
        if (!defined(label)) {
            tick.label = label =
                defined(str) && labelOptions.enabled ?
                    chart.renderer
                        .text(str, 0, 0, labelOptions.useHTML)
                        .add(axis.labelGroup) :
                    null;
            // Un-rotated length
            if (label) {
                // Without position absolute, IE export sometimes is wrong
                if (!chart.styledMode) {
                    label.css(merge(labelOptions.style));
                }
                label.textPxLength = label.getBBox().width;
            }
            // Base value to detect change for new calls to getBBox
            tick.rotation = 0;
            // update
        }
        else if (label && label.textStr !== str) {
            // When resetting text, also reset the width if dynamically set
            // (#8809)
            if (label.textWidth &&
                !(labelOptions.style && labelOptions.style.width) &&
                !label.styles.width) {
                label.css({ width: null });
            }
            label.attr({ text: str });
            label.textPxLength = label.getBBox().width;
        }
    },
    /**
     * Get the offset height or width of the label
     *
     * @private
     * @function Highcharts.Tick#getLabelSize
     * @return {number}
     */
    getLabelSize: function () {
        return this.label ?
            this.label.getBBox()[this.axis.horiz ? 'height' : 'width'] :
            0;
    },
    /**
     * Handle the label overflow by adjusting the labels to the left and right
     * edge, or hide them if they collide into the neighbour label.
     *
     * @private
     * @function Highcharts.Tick#handleOverflow
     * @param {Highcharts.PositionObject} xy
     * @return {void}
     */
    handleOverflow: function (xy) {
        var tick = this, axis = this.axis, labelOptions = axis.options.labels, pxPos = xy.x, chartWidth = axis.chart.chartWidth, spacing = axis.chart.spacing, leftBound = pick(axis.labelLeft, Math.min(axis.pos, spacing[3])), rightBound = pick(axis.labelRight, Math.max(!axis.isRadial ? axis.pos + axis.len : 0, chartWidth - spacing[1])), label = this.label, rotation = this.rotation, factor = {
            left: 0,
            center: 0.5,
            right: 1
        }[axis.labelAlign || label.attr('align')], labelWidth = label.getBBox().width, slotWidth = axis.getSlotWidth(tick), modifiedSlotWidth = slotWidth, xCorrection = factor, goRight = 1, leftPos, rightPos, textWidth, css = {};
        // Check if the label overshoots the chart spacing box. If it does, move
        // it. If it now overshoots the slotWidth, add ellipsis.
        if (!rotation &&
            pick(labelOptions.overflow, 'justify') === 'justify') {
            leftPos = pxPos - factor * labelWidth;
            rightPos = pxPos + (1 - factor) * labelWidth;
            if (leftPos < leftBound) {
                modifiedSlotWidth =
                    xy.x + modifiedSlotWidth * (1 - factor) - leftBound;
            }
            else if (rightPos > rightBound) {
                modifiedSlotWidth =
                    rightBound - xy.x + modifiedSlotWidth * factor;
                goRight = -1;
            }
            modifiedSlotWidth = Math.min(slotWidth, modifiedSlotWidth); // #4177
            if (modifiedSlotWidth < slotWidth && axis.labelAlign === 'center') {
                xy.x += (goRight *
                    (slotWidth -
                        modifiedSlotWidth -
                        xCorrection * (slotWidth - Math.min(labelWidth, modifiedSlotWidth))));
            }
            // If the label width exceeds the available space, set a text width
            // to be picked up below. Also, if a width has been set before, we
            // need to set a new one because the reported labelWidth will be
            // limited by the box (#3938).
            if (labelWidth > modifiedSlotWidth ||
                (axis.autoRotation && (label.styles || {}).width)) {
                textWidth = modifiedSlotWidth;
            }
            // Add ellipsis to prevent rotated labels to be clipped against the edge
            // of the chart
        }
        else if (rotation < 0 &&
            pxPos - factor * labelWidth < leftBound) {
            textWidth = Math.round(pxPos / Math.cos(rotation * deg2rad) - leftBound);
        }
        else if (rotation > 0 &&
            pxPos + factor * labelWidth > rightBound) {
            textWidth = Math.round((chartWidth - pxPos) /
                Math.cos(rotation * deg2rad));
        }
        if (textWidth) {
            if (tick.shortenLabel) {
                tick.shortenLabel();
            }
            else {
                css.width = Math.floor(textWidth);
                if (!(labelOptions.style || {}).textOverflow) {
                    css.textOverflow = 'ellipsis';
                }
                label.css(css);
            }
        }
    },
    /**
     * Get the x and y position for ticks and labels
     *
     * @private
     * @function Highcharts.Tick#getPosition
     * @param {boolean} horiz
     * @param {number} tickPos
     * @param {number} tickmarkOffset
     * @param {boolean} [old]
     * @return {Highcharts.PositionObject}
     * @fires Highcharts.Tick#event:afterGetPosition
     */
    getPosition: function (horiz, tickPos, tickmarkOffset, old) {
        var axis = this.axis, chart = axis.chart, cHeight = (old && chart.oldChartHeight) || chart.chartHeight, pos;
        pos = {
            x: horiz ?
                H.correctFloat(axis.translate(tickPos + tickmarkOffset, null, null, old) +
                    axis.transB) :
                (axis.left +
                    axis.offset +
                    (axis.opposite ?
                        (((old && chart.oldChartWidth) ||
                            chart.chartWidth) -
                            axis.right -
                            axis.left) :
                        0)),
            y: horiz ?
                (cHeight -
                    axis.bottom +
                    axis.offset -
                    (axis.opposite ? axis.height : 0)) :
                H.correctFloat(cHeight -
                    axis.translate(tickPos + tickmarkOffset, null, null, old) -
                    axis.transB)
        };
        // Chrome workaround for #10516
        pos.y = Math.max(Math.min(pos.y, 1e5), -1e5);
        fireEvent(this, 'afterGetPosition', { pos: pos });
        return pos;
    },
    /**
     * Get the x, y position of the tick label
     *
     * @private
     * @return {Highcharts.PositionObject}
     */
    getLabelPosition: function (x, y, label, horiz, labelOptions, tickmarkOffset, index, step) {
        var axis = this.axis, transA = axis.transA, reversed = axis.reversed, staggerLines = axis.staggerLines, rotCorr = axis.tickRotCorr || { x: 0, y: 0 }, yOffset = labelOptions.y, 
        // Adjust for label alignment if we use reserveSpace: true (#5286)
        labelOffsetCorrection = (!horiz && !axis.reserveSpaceDefault ?
            -axis.labelOffset * (axis.labelAlign === 'center' ? 0.5 : 1) :
            0), line, pos = {};
        if (!defined(yOffset)) {
            if (axis.side === 0) {
                yOffset = label.rotation ? -8 : -label.getBBox().height;
            }
            else if (axis.side === 2) {
                yOffset = rotCorr.y + 8;
            }
            else {
                // #3140, #3140
                yOffset = Math.cos(label.rotation * deg2rad) *
                    (rotCorr.y - label.getBBox(false, 0).height / 2);
            }
        }
        x = x +
            labelOptions.x +
            labelOffsetCorrection +
            rotCorr.x -
            (tickmarkOffset && horiz ?
                tickmarkOffset * transA * (reversed ? -1 : 1) :
                0);
        y = y + yOffset - (tickmarkOffset && !horiz ?
            tickmarkOffset * transA * (reversed ? 1 : -1) : 0);
        // Correct for staggered labels
        if (staggerLines) {
            line = (index / (step || 1) % staggerLines);
            if (axis.opposite) {
                line = staggerLines - line - 1;
            }
            y += line * (axis.labelOffset / staggerLines);
        }
        pos.x = x;
        pos.y = Math.round(y);
        fireEvent(this, 'afterGetLabelPosition', { pos: pos, tickmarkOffset: tickmarkOffset, index: index });
        return pos;
    },
    /**
     * Extendible method to return the path of the marker
     *
     * @private
     *
     */
    getMarkPath: function (x, y, tickLength, tickWidth, horiz, renderer) {
        return renderer.crispLine([
            'M',
            x,
            y,
            'L',
            x + (horiz ? 0 : -tickLength),
            y + (horiz ? tickLength : 0)
        ], tickWidth);
    },
    /**
     * Renders the gridLine.
     *
     * @private
     * @param {boolean} old  Whether or not the tick is old
     * @param {number} opacity  The opacity of the grid line
     * @param {number} reverseCrisp  Modifier for avoiding overlapping 1 or -1
     * @return {void}
     */
    renderGridLine: function (old, opacity, reverseCrisp) {
        var tick = this, axis = tick.axis, options = axis.options, gridLine = tick.gridLine, gridLinePath, attribs = {}, pos = tick.pos, type = tick.type, tickmarkOffset = pick(tick.tickmarkOffset, axis.tickmarkOffset), renderer = axis.chart.renderer, gridPrefix = type ? type + 'Grid' : 'grid', gridLineWidth = options[gridPrefix + 'LineWidth'], gridLineColor = options[gridPrefix + 'LineColor'], dashStyle = options[gridPrefix + 'LineDashStyle'];
        if (!gridLine) {
            if (!axis.chart.styledMode) {
                attribs.stroke = gridLineColor;
                attribs['stroke-width'] = gridLineWidth;
                if (dashStyle) {
                    attribs.dashstyle = dashStyle;
                }
            }
            if (!type) {
                attribs.zIndex = 1;
            }
            if (old) {
                opacity = 0;
            }
            tick.gridLine = gridLine = renderer.path()
                .attr(attribs)
                .addClass('highcharts-' + (type ? type + '-' : '') + 'grid-line')
                .add(axis.gridGroup);
        }
        if (gridLine) {
            gridLinePath = axis.getPlotLinePath({
                value: pos + tickmarkOffset,
                lineWidth: gridLine.strokeWidth() * reverseCrisp,
                force: 'pass',
                old: old
            });
            // If the parameter 'old' is set, the current call will be followed
            // by another call, therefore do not do any animations this time
            if (gridLinePath) {
                gridLine[old || tick.isNew ? 'attr' : 'animate']({
                    d: gridLinePath,
                    opacity: opacity
                });
            }
        }
    },
    /**
     * Renders the tick mark.
     *
     * @private
     * @param {Highcharts.PositionObject} xy  The position vector of the mark
     * @param {number} opacity  The opacity of the mark
     * @param {number} reverseCrisp  Modifier for avoiding overlapping 1 or -1
     * @return {void}
     */
    renderMark: function (xy, opacity, reverseCrisp) {
        var tick = this, axis = tick.axis, options = axis.options, renderer = axis.chart.renderer, type = tick.type, tickPrefix = type ? type + 'Tick' : 'tick', tickSize = axis.tickSize(tickPrefix), mark = tick.mark, isNewMark = !mark, x = xy.x, y = xy.y, tickWidth = pick(options[tickPrefix + 'Width'], !type && axis.isXAxis ? 1 : 0), // X axis defaults to 1
        tickColor = options[tickPrefix + 'Color'];
        if (tickSize) {
            // negate the length
            if (axis.opposite) {
                tickSize[0] = -tickSize[0];
            }
            // First time, create it
            if (isNewMark) {
                tick.mark = mark = renderer.path()
                    .addClass('highcharts-' + (type ? type + '-' : '') + 'tick')
                    .add(axis.axisGroup);
                if (!axis.chart.styledMode) {
                    mark.attr({
                        stroke: tickColor,
                        'stroke-width': tickWidth
                    });
                }
            }
            mark[isNewMark ? 'attr' : 'animate']({
                d: tick.getMarkPath(x, y, tickSize[0], mark.strokeWidth() * reverseCrisp, axis.horiz, renderer),
                opacity: opacity
            });
        }
    },
    /**
     * Renders the tick label.
     * Note: The label should already be created in init(), so it should only
     * have to be moved into place.
     *
     * @private
     * @param {Highcharts.PositionObject} xy  The position vector of the label
     * @param {boolean} old  Whether or not the tick is old
     * @param {number} opacity  The opacity of the label
     * @param {number} index  The index of the tick
     * @return {void}
     */
    renderLabel: function (xy, old, opacity, index) {
        var tick = this, axis = tick.axis, horiz = axis.horiz, options = axis.options, label = tick.label, labelOptions = options.labels, step = labelOptions.step, tickmarkOffset = pick(tick.tickmarkOffset, axis.tickmarkOffset), show = true, x = xy.x, y = xy.y;
        if (label && isNumber(x)) {
            label.xy = xy = tick.getLabelPosition(x, y, label, horiz, labelOptions, tickmarkOffset, index, step);
            // Apply show first and show last. If the tick is both first and
            // last, it is a single centered tick, in which case we show the
            // label anyway (#2100).
            if ((tick.isFirst &&
                !tick.isLast &&
                !pick(options.showFirstLabel, 1)) ||
                (tick.isLast &&
                    !tick.isFirst &&
                    !pick(options.showLastLabel, 1))) {
                show = false;
                // Handle label overflow and show or hide accordingly
            }
            else if (horiz &&
                !labelOptions.step &&
                !labelOptions.rotation &&
                !old &&
                opacity !== 0) {
                tick.handleOverflow(xy);
            }
            // apply step
            if (step && index % step) {
                // show those indices dividable by step
                show = false;
            }
            // Set the new position, and show or hide
            if (show && isNumber(xy.y)) {
                xy.opacity = opacity;
                label[tick.isNewLabel ? 'attr' : 'animate'](xy);
                tick.isNewLabel = false;
            }
            else {
                label.attr('y', -9999); // #1338
                tick.isNewLabel = true;
            }
        }
    },
    /**
     * Put everything in place
     *
     * @private
     * @param {number} index
     * @param {boolean} [old]
     *        Use old coordinates to prepare an animation into new position
     * @param {number} [opacity]
     * @return {voids}
     */
    render: function (index, old, opacity) {
        var tick = this, axis = tick.axis, horiz = axis.horiz, pos = tick.pos, tickmarkOffset = pick(tick.tickmarkOffset, axis.tickmarkOffset), xy = tick.getPosition(horiz, pos, tickmarkOffset, old), x = xy.x, y = xy.y, reverseCrisp = ((horiz && x === axis.pos + axis.len) ||
            (!horiz && y === axis.pos)) ? -1 : 1; // #1480, #1687
        opacity = pick(opacity, 1);
        this.isActive = true;
        // Create the grid line
        this.renderGridLine(old, opacity, reverseCrisp);
        // create the tick mark
        this.renderMark(xy, opacity, reverseCrisp);
        // the label is created on init - now move it into place
        this.renderLabel(xy, old, opacity, index);
        tick.isNew = false;
        H.fireEvent(this, 'afterRender');
    },
    /**
     * Destructor for the tick prototype
     *
     * @private
     * @function Highcharts.Tick#destroy
     * @return {void}
     */
    destroy: function () {
        destroyObjectProperties(this, this.axis);
    }
};
