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| define(["require", "exports", "../../common/utils/helper", "../../common/utils/helper", "../../common/model/constants", "../../common/utils/helper", "@syncfusion/ej2-base", "../../common/utils/helper"], function (require, exports, helper_1, helper_2, constants_1, helper_3, ej2_base_1, helper_4) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var DataLabel = (function () {
function DataLabel(chart) {
this.errorHeight = 0;
this.chart = chart;
}
DataLabel.prototype.initPrivateVariables = function (series, marker) {
var transform;
var render = series.chart.renderer;
transform = series.chart.chartAreaType === 'Cartesian' ? 'translate(' + series.clipRect.x + ',' + (series.clipRect.y) + ')' : '';
Eif (marker.dataLabel.visible) {
series.shapeElement = render.createGroup({
'id': this.chart.element.id + 'ShapeGroup' + series.index,
'transform': transform,
'clip-path': 'url(#' + this.chart.element.id + '_ChartSeriesClipRect_' + series.index + ')'
});
series.textElement = render.createGroup({
'id': this.chart.element.id + 'TextGroup' + series.index,
'transform': transform,
'clip-path': 'url(#' + this.chart.element.id + '_ChartSeriesClipRect_' + series.index + ')'
});
}
this.markerHeight = ((series.type === 'Scatter' || marker.visible) && !this.isRectSeries(series)) ? (marker.height / 2) : 0;
this.commonId = this.chart.element.id + '_Series_' + series.index + '_Point_';
this.calculateErrorHeight(series, series.marker.dataLabel.position);
this.chartBackground = this.chart.chartArea.background === 'trasparent' ?
this.chart.background || this.chart.themeStyle.background : this.chart.chartArea.background;
};
DataLabel.prototype.calculateErrorHeight = function (series, position) {
if (!series.errorBar.visible) {
return null;
}
else if (series.errorBar.visible && this.chart.chartAreaType !== 'PolarRadar') {
var direction = series.errorBar.direction;
var positiveHeight = this.chart.errorBarModule.positiveHeight;
var negativeHeight = this.chart.errorBarModule.negativeHeight;
if (this.isRectSeries(series)) {
if (position === 'Top' || position === 'Auto') {
Eif (direction === 'Both' || direction === 'Minus') {
this.errorHeight = negativeHeight;
}
else {
this.errorHeight = 0;
}
}
if (position === 'Outer' || position === 'Auto') {
Eif (direction === 'Both' || direction === 'Plus') {
this.errorHeight = positiveHeight;
}
else {
this.errorHeight = 0;
}
}
}
else {
if (position === 'Top' || position === 'Outer' || position === 'Auto') {
Eif ((direction === 'Both' || direction === 'Plus') && (!series.chart.isTransposed)) {
this.errorHeight = positiveHeight;
}
else {
this.errorHeight = 0;
}
}
if (position === 'Bottom' || position === 'Auto') {
if (direction === 'Both' || direction === 'Minus') {
this.errorHeight = negativeHeight;
}
else {
this.errorHeight = 0;
}
}
}
}
else {
this.errorHeight = 0;
}
};
DataLabel.prototype.isRectSeries = function (series) {
return series.isRectSeries || series.type === 'RangeArea';
};
DataLabel.prototype.render = function (series, chart, dataLabel) {
var _this = this;
this.initPrivateVariables(series, series.marker);
var rect;
var rgbValue;
var contrast;
var argsData;
var border;
var textSize;
this.inverted = chart.requireInvertedAxis;
this.yAxisInversed = series.yAxis.isInversed;
var element = ej2_base_1.createElement('div', {
id: chart.element.id + '_Series_' + series.index + '_DataLabelCollections'
});
series.points.map(function (point, index) {
_this.margin = dataLabel.margin;
var labelText = [];
var labelLength;
var clip = series.clipRect;
border = { width: dataLabel.border.width, color: dataLabel.border.color };
if ((point.symbolLocations.length && point.symbolLocations[0]) ||
(series.type === 'BoxAndWhisker' && point.regions.length)) {
labelText = helper_2.getLabelText(point, series, chart);
labelLength = labelText.length;
for (var i = 0; i < labelLength; i++) {
argsData = {
cancel: false, name: constants_1.textRender, series: series,
point: point, text: labelText[i], border: border,
color: dataLabel.fill, template: dataLabel.template
};
chart.trigger(constants_1.textRender, argsData);
Eif (!argsData.cancel) {
_this.fontBackground = argsData.color;
_this.isDataLabelShape(argsData);
_this.markerHeight = series.type === 'Bubble' ? (point.regions[0].height / 2) : _this.markerHeight;
if (argsData.template !== null) {
_this.createDataLabelTemplate(element, series, dataLabel, point, argsData, i);
}
else {
textSize = helper_2.measureText(argsData.text, dataLabel.font);
rect = _this.calculateTextPosition(point, series, textSize, dataLabel, i);
if (!helper_1.isCollide(rect, chart.dataLabelCollections, clip)) {
chart.dataLabelCollections.push(new helper_1.Rect(rect.x + clip.x, rect.y + clip.y, rect.width, rect.height));
if (_this.isShape) {
series.shapeElement.appendChild(chart.renderer.drawRectangle(new helper_1.RectOption(_this.commonId + index + '_TextShape_' + i, argsData.color, argsData.border, dataLabel.opacity, rect, dataLabel.rx, dataLabel.ry)));
}
rgbValue = helper_2.convertHexToColor(helper_2.colorNameToHex(_this.fontBackground));
contrast = Math.round((rgbValue.r * 299 + rgbValue.g * 587 + rgbValue.b * 114) / 1000);
helper_2.textElement(new helper_1.TextOption(_this.commonId + index + '_Text_' + i, rect.x + _this.margin.left + textSize.width / 2, rect.y + _this.margin.top + textSize.height * 3 / 4, 'middle', argsData.text, 'rotate(0,' + (rect.x) + ',' + (rect.y) + ')', 'auto'), dataLabel.font, dataLabel.font.color ||
((contrast >= 128 || series.type === 'Hilo') ? 'black' : 'white'), series.textElement);
}
}
}
}
}
});
if (element.childElementCount) {
helper_3.getElement(chart.element.id + '_Secondary_Element').appendChild(element);
}
};
DataLabel.prototype.createDataLabelTemplate = function (parentElement, series, dataLabel, point, data, labelIndex) {
this.margin = { left: 0, right: 0, bottom: 0, top: 0 };
var clip = series.clipRect;
var childElement = helper_3.createTemplate(ej2_base_1.createElement('div', {
id: this.chart.element.id + '_Series_' + series.index + '_DataLabel_'
+ point.index + (labelIndex ? ('_' + labelIndex) : ''),
styles: 'position: absolute;background-color:' + data.color + ';' +
helper_3.getFontStyle(dataLabel.font) + ';border:' + data.border.width + 'px solid ' + data.border.color + ';'
}), point.index, data.template, this.chart, point, series);
var elementRect = helper_3.measureElementRect(childElement);
var rect = this.calculateTextPosition(point, series, { width: elementRect.width, height: elementRect.height }, dataLabel, labelIndex);
childElement.style.left = ((this.chart.chartAreaType === 'PolarRadar' ? 0 : series.clipRect.x) + rect.x) + 'px';
childElement.style.top = ((this.chart.chartAreaType === 'PolarRadar' ? 0 : series.clipRect.y) + rect.y) + 'px';
var rgbValue = helper_2.convertHexToColor(helper_2.colorNameToHex(this.fontBackground));
var vAxis = series.chart.requireInvertedAxis ? series.xAxis : series.yAxis;
var hAxis = series.chart.requireInvertedAxis ? series.yAxis : series.xAxis;
childElement.style.color = dataLabel.font.color ||
((Math.round((rgbValue.r * 299 + rgbValue.g * 587 + rgbValue.b * 114) / 1000)) >= 128 ? 'black' : 'white');
if (childElement.childElementCount && !helper_1.isCollide(rect, this.chart.dataLabelCollections, clip)
&& (series.seriesType !== 'XY' || point.yValue === undefined || helper_3.withIn(point.yValue, series.yAxis.visibleRange) ||
(series.type.indexOf('100') > -1 && helper_3.withIn(series.stackedValues.endValues[point.index], series.yAxis.visibleRange)))
&& helper_3.withIn(point.xValue, series.xAxis.visibleRange) && parseFloat(childElement.style.top) >= vAxis.rect.y &&
parseFloat(childElement.style.left) >= hAxis.rect.x && parseFloat(childElement.style.top) <= vAxis.rect.y + vAxis.rect.height &&
parseFloat(childElement.style.left) <= hAxis.rect.x + hAxis.rect.width) {
this.chart.dataLabelCollections.push(new helper_1.Rect(rect.x + clip.x, rect.y + clip.y, rect.width, rect.height));
parentElement.appendChild(childElement);
if (series.animation.enable && this.chart.animateSeries) {
this.doDataLabelAnimation(series, childElement);
}
}
};
DataLabel.prototype.calculateTextPosition = function (point, series, textSize, dataLabel, labelIndex) {
var labelRegion = labelIndex > 1 ? (series.type === 'Candle') ? point.regions[1] : point.regions[0] : point.regions[0];
if (labelIndex > 1 && series.type === 'HiloOpenClose') {
labelRegion = (labelIndex === 2) ? point.regions[1] : point.regions[2];
}
var location;
location = this.getLabelLocation(point, series, textSize, labelIndex);
var padding = 5;
var clipRect = series.clipRect;
var rect;
if (!this.chart.requireInvertedAxis || !this.isRectSeries(series) || series.type === 'BoxAndWhisker') {
this.locationX = location.x;
var alignmentValue = textSize.height + (this.borderWidth * 2) + this.markerHeight +
this.margin.bottom + this.margin.top + padding;
location.y = (dataLabel.position === 'Auto') ? location.y :
this.calculateAlignment(alignmentValue, location.y, dataLabel.alignment, this.isRectSeries(series) ? point.yValue < 0 : false);
location.y = (!this.isRectSeries(series) || series.type === 'BoxAndWhisker') ?
this.calculatePathPosition(location.y, dataLabel.position, series, point, textSize, labelIndex) :
this.calculateRectPosition(location.y, labelRegion, point.yValue < 0 !== this.yAxisInversed, dataLabel.position, series, textSize, labelIndex, point);
if (this.isRectSeries(series) && this.chart.chartAreaType === 'PolarRadar') {
location = this.calculatePolarRectPosition(location, dataLabel.position, series, point, textSize, labelIndex);
}
}
else {
this.locationY = location.y;
var alignmentValue = textSize.width + this.borderWidth + this.margin.left + this.margin.right - padding;
location.x = dataLabel.position === 'Auto' ? location.x :
this.calculateAlignment(alignmentValue, location.x, dataLabel.alignment, point.yValue < 0);
location.x = this.calculateRectPosition(location.x, labelRegion, point.yValue < 0 !== this.yAxisInversed, dataLabel.position, series, textSize, labelIndex, point);
}
rect = helper_2.calculateRect(location, textSize, this.margin);
if (!((rect.y > clipRect.height) || (rect.x > clipRect.width) ||
(rect.x + rect.width < 0) || (rect.y + rect.height < 0))) {
rect.x = rect.x < 0 ? padding : rect.x;
rect.y = rect.y < 0 ? padding : rect.y;
rect.x -= (rect.x + rect.width) > clipRect.width ? (rect.x + rect.width) - clipRect.width + padding : 0;
rect.y -= (rect.y + rect.height) > clipRect.height ? (rect.y + rect.height) - clipRect.height + padding : 0;
this.fontBackground = this.fontBackground === 'transparent' ? this.chartBackground : this.fontBackground;
}
return rect;
};
DataLabel.prototype.calculatePolarRectPosition = function (location, position, series, point, size, labelIndex) {
var padding = 5;
var columnRadius;
var angle = (point.regionData.startAngle - 0.5 * Math.PI) + (point.regionData.endAngle - point.regionData.startAngle) / 2;
if (labelIndex === 0) {
columnRadius = point.regionData.radius < point.regionData.innerRadius ? point.regionData.innerRadius
: point.regionData.radius;
}
else {
columnRadius = point.regionData.radius > point.regionData.innerRadius ? point.regionData.innerRadius
: point.regionData.radius;
}
this.fontBackground = this.fontBackground === 'transparent' ? this.chartBackground : this.fontBackground;
if (series.drawType.indexOf('Stacking') > -1) {
position = position === 'Outer' ? 'Top' : position;
}
else if (series.drawType.indexOf('Range') > -1) {
position = (position === 'Outer' || position === 'Top') ? position : 'Auto';
}
if (position === 'Outer') {
columnRadius = labelIndex === 0 ? columnRadius + 2 * padding : columnRadius - 2 * padding;
}
else if (position === 'Middle') {
columnRadius = columnRadius / 2 + padding;
}
else if (position === 'Top') {
columnRadius = labelIndex === 0 ? columnRadius - 2 * padding : columnRadius + 2 * padding;
}
else if (position === 'Bottom') {
columnRadius = padding;
}
else {
if (labelIndex === 0) {
columnRadius = columnRadius >= series.chart.radius ? columnRadius - padding :
series.drawType === 'StackingColumn' ? columnRadius - 2 * padding : columnRadius + 2 * padding;
}
else {
columnRadius = columnRadius >= series.chart.radius ? columnRadius + padding : columnRadius - 2 * padding;
}
}
location.x = series.clipRect.width / 2 + series.clipRect.x + columnRadius * Math.cos(angle);
location.y = series.clipRect.height / 2 + series.clipRect.y + columnRadius * Math.sin(angle);
return location;
};
DataLabel.prototype.getLabelLocation = function (point, series, textSize, labelIndex) {
var location = new helper_1.ChartLocation(0, 0);
var labelRegion = (series.type === 'Candle' && labelIndex > 1) ? point.regions[1] : point.regions[0];
if (series.type === 'HiloOpenClose') {
labelRegion = (labelIndex === 2) ? point.regions[1] : point.regions[2];
}
var xAxis = series.xAxis;
var yAxis = series.yAxis;
var isInverted = series.chart.requireInvertedAxis;
if (series.type === 'BoxAndWhisker') {
this.markerHeight = 0;
switch (labelIndex) {
case 0:
location = helper_4.getPoint(point.xValue, point.median, xAxis, yAxis, isInverted);
break;
case 1:
location = helper_4.getPoint(point.xValue, point.maximum, xAxis, yAxis, isInverted);
break;
case 2:
location = helper_4.getPoint(point.xValue, point.minimum, xAxis, yAxis, isInverted);
break;
case 3:
location = helper_4.getPoint(point.xValue, point.upperQuartile, xAxis, yAxis, isInverted);
break;
case 4:
location = helper_4.getPoint(point.xValue, point.lowerQuartile, xAxis, yAxis, isInverted);
break;
default: {
location = helper_4.getPoint(point.xValue, point.outliers[labelIndex - 5], xAxis, yAxis, isInverted);
this.markerHeight = series.marker.height / 2;
break;
}
}
location.x = point.regions[0].x + (point.regions[0].width / 2);
}
else if (labelIndex === 0 || labelIndex === 1) {
location = new helper_1.ChartLocation(point.symbolLocations[0].x, point.symbolLocations[0].y);
}
else if ((labelIndex === 2 || labelIndex === 3) && series.type === 'Candle') {
location = new helper_1.ChartLocation(point.symbolLocations[1].x, point.symbolLocations[1].y);
}
else Iif (isInverted) {
location = { x: labelRegion.x + (labelRegion.width) / 2, y: labelRegion.y };
}
else {
location = { x: labelRegion.x + labelRegion.width, y: labelRegion.y + (labelRegion.height) / 2 };
}
if (labelIndex > 1 && series.type === 'HiloOpenClose') {
Iif (series.chart.requireInvertedAxis) {
var height = labelRegion.height;
location.y = labelRegion.y + height / 2 + 2 * (labelIndex === 2 ? 1 : -1);
}
else {
var width = labelRegion.width;
location.x = labelRegion.x + width / 2 + 2 * (labelIndex === 2 ? 1 : -1);
}
}
return location;
};
DataLabel.prototype.calculateRectPosition = function (labelLocation, rect, isMinus, position, series, textSize, labelIndex, point) {
if (series.chart.chartAreaType === 'PolarRadar') {
return null;
}
var padding = 5;
var margin = this.margin;
var textLength = !this.inverted ? textSize.height : textSize.width;
var extraSpace = this.borderWidth + textLength / 2 + padding;
if (series.type.indexOf('Stacking') > -1) {
position = position === 'Outer' ? 'Top' : position;
}
else if (series.type.indexOf('Range') > -1) {
position = (position === 'Outer' || position === 'Top') ? position : 'Auto';
}
else if (series.type === 'Waterfall') {
position = position === 'Auto' ? 'Middle' : position;
}
switch (position) {
case 'Bottom':
labelLocation = !this.inverted ?
isMinus ? (labelLocation - rect.height + extraSpace + margin.top) :
(labelLocation + rect.height - extraSpace - margin.bottom) :
isMinus ? (labelLocation + rect.width - extraSpace - margin.left) :
(labelLocation - rect.width + extraSpace + margin.right);
break;
case 'Middle':
labelLocation = labelLocation = !this.inverted ?
(isMinus ? labelLocation - (rect.height / 2) : labelLocation + (rect.height / 2)) :
(isMinus ? labelLocation + (rect.width / 2) : labelLocation - (rect.width / 2));
break;
case 'Auto':
labelLocation = this.calculateRectActualPosition(labelLocation, rect, isMinus, series, textSize, labelIndex, point);
break;
default:
extraSpace += this.errorHeight;
labelLocation = this.calculateTopAndOuterPosition(labelLocation, rect, position, series, labelIndex, extraSpace, isMinus);
break;
}
var check = !this.inverted ? (labelLocation < rect.y || labelLocation > rect.y + rect.height) :
(labelLocation < rect.x || labelLocation > rect.x + rect.width);
this.fontBackground = check ?
(this.fontBackground === 'transparent' ? this.chartBackground : this.fontBackground)
: this.fontBackground === 'transparent' ? (point.color || series.interior) : this.fontBackground;
return labelLocation;
};
DataLabel.prototype.calculatePathPosition = function (labelLocation, position, series, point, size, labelIndex) {
var padding = 5;
if ((series.type.indexOf('Area') > -1 && series.type !== 'RangeArea')
&& this.yAxisInversed && series.marker.dataLabel.position !== 'Auto') {
position = position === 'Top' ? 'Bottom' : position === 'Bottom' ? 'Top' : position;
}
this.fontBackground = this.fontBackground === 'transparent' ? this.chartBackground : this.fontBackground;
switch (position) {
case 'Top':
case 'Outer':
labelLocation = labelLocation - this.markerHeight - this.borderWidth - size.height / 2 - this.margin.bottom - padding -
this.errorHeight;
break;
case 'Bottom':
labelLocation = labelLocation + this.markerHeight + this.borderWidth + size.height / 2 + this.margin.top + padding +
this.errorHeight;
break;
case 'Auto':
labelLocation = this.calculatePathActualPosition(labelLocation, this.markerHeight, series, point, size, labelIndex);
break;
}
return labelLocation;
};
DataLabel.prototype.isDataLabelShape = function (style) {
this.isShape = (style.color !== 'transparent' || style.border.width > 0);
this.borderWidth = style.border.width;
if (!this.isShape) {
this.margin = { left: 0, right: 0, bottom: 0, top: 0 };
}
};
DataLabel.prototype.calculateRectActualPosition = function (labelLocation, rect, isMinus, series, size, labelIndex, point) {
var location;
var labelRect;
var isOverLap = true;
var position = 0;
var collection = this.chart.dataLabelCollections;
var finalPosition = series.type.indexOf('Range') !== -1 || series.type === 'Hilo' ? 2 : 4;
while (isOverLap && position < finalPosition) {
location = this.calculateRectPosition(labelLocation, rect, isMinus, this.getPosition(position), series, size, labelIndex, point);
if (!this.inverted) {
labelRect = helper_2.calculateRect(new helper_1.ChartLocation(this.locationX, location), size, this.margin);
isOverLap = labelRect.y < 0 || helper_1.isCollide(labelRect, collection, series.clipRect) || labelRect.y > series.clipRect.height;
}
else {
labelRect = helper_2.calculateRect(new helper_1.ChartLocation(location, this.locationY), size, this.margin);
isOverLap = labelRect.x < 0 || helper_1.isCollide(labelRect, collection, series.clipRect) ||
labelRect.x + labelRect.width > series.clipRect.width;
}
position++;
}
return location;
};
DataLabel.prototype.calculateAlignment = function (value, labelLocation, alignment, isMinus) {
switch (alignment) {
case 'Far':
labelLocation = !this.inverted ? (isMinus ? labelLocation + value : labelLocation - value) :
(isMinus ? labelLocation - value : labelLocation + value);
break;
case 'Near':
labelLocation = !this.inverted ? (isMinus ? labelLocation - value : labelLocation + value) :
(isMinus ? labelLocation + value : labelLocation - value);
break;
case 'Center':
labelLocation = labelLocation;
break;
}
return labelLocation;
};
DataLabel.prototype.calculateTopAndOuterPosition = function (location, rect, position, series, index, extraSpace, isMinus) {
var margin = this.margin;
var top;
switch (series.type) {
case 'RangeColumn':
case 'RangeArea':
case 'Hilo':
top = (index === 0 && !this.yAxisInversed) || (index === 1 && this.yAxisInversed);
location = this.updateLabelLocation(position, location, extraSpace, margin, rect, top);
break;
case 'Candle':
top = (index === 0 || index === 2) && !this.yAxisInversed
|| (index === 1 || index === 3) && this.yAxisInversed;
location = this.updateLabelLocation(position, location, extraSpace, margin, rect, top, index > 1);
break;
case 'HiloOpenClose':
if (index <= 1) {
top = (index === 0 && !this.yAxisInversed) || (index === 1 && this.yAxisInversed);
location = this.updateLabelLocation(position, location, extraSpace, margin, rect, top);
}
else {
Iif (this.yAxisInversed) {
location = !this.inverted ? location + extraSpace + margin.top : location - extraSpace - margin.right;
}
else {
location = !this.inverted ? location - extraSpace - margin.bottom : location + extraSpace + margin.left;
}
}
break;
default:
if ((isMinus && position === 'Top') || (!isMinus && position === 'Outer')) {
location = !this.inverted ? location - extraSpace - margin.bottom : location + extraSpace + margin.left;
}
else {
location = !this.inverted ? location + extraSpace + margin.top : location - extraSpace - margin.right;
}
break;
}
return location;
};
DataLabel.prototype.updateLabelLocation = function (position, location, extraSpace, margin, rect, top, inside) {
if (inside === void 0) { inside = false; }
if (!this.inverted) {
if (top) {
location = (position === 'Outer' && !inside) ? location - extraSpace - margin.bottom : location + extraSpace + margin.top;
}
else {
location = (position === 'Outer' && !inside) ? location + rect.height + extraSpace + margin.top :
location + rect.height - extraSpace - margin.bottom;
}
}
else {
if (top) {
location = (position === 'Outer' && !inside) ? location + extraSpace + margin.left : location - extraSpace - margin.right;
}
else {
location = (position === 'Outer' && !inside) ? location - rect.width - extraSpace - margin.right :
location - rect.width + extraSpace + margin.left;
}
}
return location;
};
DataLabel.prototype.calculatePathActualPosition = function (y, markerSize, series, point, size, labelIndex) {
var points = series.points;
var index = point.index;
var yValue = points[index].yValue;
var position;
var nextPoint = points.length - 1 > index ? points[index + 1] : null;
var previousPoint = index > 0 ? points[index - 1] : null;
var yLocation;
var isOverLap = true;
var labelRect;
var isBottom;
var positionIndex;
var collection = this.chart.dataLabelCollections;
if (series.type === 'Bubble') {
position = 'Top';
}
else if (series.type.indexOf('Step') > -1) {
position = 'Top';
if (index) {
position = (!previousPoint || !previousPoint.visible || (yValue > previousPoint.yValue !== this.yAxisInversed)
|| yValue === previousPoint.yValue) ? 'Top' : 'Bottom';
}
}
else if (series.type === 'BoxAndWhisker') {
if (labelIndex === 1 || labelIndex === 3 || labelIndex > 4) {
position = series.yAxis.isInversed ? 'Bottom' : 'Top';
}
else if (labelIndex === 2 || labelIndex === 4) {
position = series.yAxis.isInversed ? 'Top' : 'Bottom';
}
else {
isOverLap = false;
position = 'Middle';
yLocation = this.calculatePathPosition(y, position, series, point, size, labelIndex);
}
}
else {
if (index === 0) {
position = (!nextPoint || !nextPoint.visible || yValue > nextPoint.yValue ||
(yValue < nextPoint.yValue && this.yAxisInversed)) ? 'Top' : 'Bottom';
}
else if (index === points.length - 1) {
position = (!previousPoint || !previousPoint.visible || yValue > previousPoint.yValue ||
(yValue < previousPoint.yValue && this.yAxisInversed)) ? 'Top' : 'Bottom';
}
else {
if (!nextPoint.visible && !(previousPoint && previousPoint.visible)) {
position = 'Top';
}
else if (!nextPoint.visible || !previousPoint) {
position = (nextPoint.yValue > yValue || (previousPoint && previousPoint.yValue > yValue)) ?
'Bottom' : 'Top';
}
else {
var slope = (nextPoint.yValue - previousPoint.yValue) / 2;
var intersectY = (slope * index) + (nextPoint.yValue - (slope * (index + 1)));
position = !this.yAxisInversed ? intersectY < yValue ? 'Top' : 'Bottom' :
intersectY < yValue ? 'Bottom' : 'Top';
}
}
}
isBottom = position === 'Bottom';
positionIndex = ['Outer', 'Top', 'Bottom', 'Middle', 'Auto'].indexOf(position);
while (isOverLap && positionIndex < 4) {
yLocation = this.calculatePathPosition(y, this.getPosition(positionIndex), series, point, size, labelIndex);
labelRect = helper_2.calculateRect(new helper_1.ChartLocation(this.locationX, yLocation), size, this.margin);
isOverLap = labelRect.y < 0 || helper_1.isCollide(labelRect, collection, series.clipRect)
|| (labelRect.y + labelRect.height) > series.clipRect.height;
positionIndex = isBottom ? positionIndex - 1 : positionIndex + 1;
isBottom = false;
}
return yLocation;
};
DataLabel.prototype.doDataLabelAnimation = function (series, element) {
var shapeElements = series.shapeElement.childNodes;
var textNode = series.textElement.childNodes;
var delay = series.animation.delay + series.animation.duration;
var location;
var length = element ? 1 : textNode.length;
for (var i = 0; i < length; i++) {
if (element) {
element.style.visibility = 'hidden';
helper_3.templateAnimate(element, delay, 200, 'ZoomIn');
}
else {
location = new helper_1.ChartLocation((+textNode[i].getAttribute('x')) + ((+textNode[i].getAttribute('width')) / 2), (+textNode[i].getAttribute('y')) + ((+textNode[i].getAttribute('height')) / 2));
helper_1.markerAnimate(textNode[i], delay, 200, series, null, location, true);
if (shapeElements[i]) {
location = new helper_1.ChartLocation((+shapeElements[i].getAttribute('x')) + ((+shapeElements[i].getAttribute('width')) / 2), (+shapeElements[i].getAttribute('y')) + ((+shapeElements[i].getAttribute('height')) / 2));
helper_1.markerAnimate(shapeElements[i], delay, 200, series, null, location, true);
}
}
}
};
DataLabel.prototype.getPosition = function (index) {
return (['Outer', 'Top', 'Bottom', 'Middle', 'Auto'][index]);
};
DataLabel.prototype.getModuleName = function () {
return 'DataLabel';
};
DataLabel.prototype.destroy = function (chart) {
};
return DataLabel;
}());
exports.DataLabel = DataLabel;
});
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