@swimlane/ngx-charts
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Declarative Charting Framework for Angular2 and beyond!
226 lines • 10.2 kB
JavaScript
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
import { Component, Input, ViewEncapsulation, ChangeDetectionStrategy, ContentChild } from '@angular/core';
import { scaleBand } from 'd3-scale';
import { BaseChartComponent } from '../common/base-chart.component';
import { calculateViewDimensions } from '../common/view-dimensions.helper';
import { ColorHelper } from '../common/color.helper';
var HeatMapComponent = (function (_super) {
__extends(HeatMapComponent, _super);
function HeatMapComponent() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.legendTitle = 'Legend';
_this.innerPadding = 8;
_this.tooltipDisabled = false;
_this.margin = [10, 20, 10, 20];
_this.xAxisHeight = 0;
_this.yAxisWidth = 0;
_this.scaleType = 'linear';
return _this;
}
HeatMapComponent.prototype.update = function () {
_super.prototype.update.call(this);
this.formatDates();
this.xDomain = this.getXDomain();
this.yDomain = this.getYDomain();
this.valueDomain = this.getValueDomain();
this.scaleType = this.getScaleType(this.valueDomain);
this.dims = calculateViewDimensions({
width: this.width,
height: this.height,
margins: this.margin,
showXAxis: this.xAxis,
showYAxis: this.yAxis,
xAxisHeight: this.xAxisHeight,
yAxisWidth: this.yAxisWidth,
showXLabel: this.showXAxisLabel,
showYLabel: this.showYAxisLabel,
showLegend: this.legend,
legendType: this.scaleType
});
if (this.scaleType === 'linear') {
var min = Math.min.apply(Math, [0].concat(this.valueDomain));
var max = Math.max.apply(Math, this.valueDomain);
this.valueDomain = [min, max];
}
this.xScale = this.getXScale();
this.yScale = this.getYScale();
this.setColors();
this.legendOptions = this.getLegendOptions();
this.transform = "translate(" + this.dims.xOffset + " , " + this.margin[0] + ")";
this.rects = this.getRects();
};
HeatMapComponent.prototype.getXDomain = function () {
var domain = [];
for (var _i = 0, _a = this.results; _i < _a.length; _i++) {
var group = _a[_i];
if (!domain.includes(group.name)) {
domain.push(group.name);
}
}
return domain;
};
HeatMapComponent.prototype.getYDomain = function () {
var domain = [];
for (var _i = 0, _a = this.results; _i < _a.length; _i++) {
var group = _a[_i];
for (var _b = 0, _c = group.series; _b < _c.length; _b++) {
var d = _c[_b];
if (!domain.includes(d.name)) {
domain.push(d.name);
}
}
}
return domain;
};
HeatMapComponent.prototype.getValueDomain = function () {
var domain = [];
for (var _i = 0, _a = this.results; _i < _a.length; _i++) {
var group = _a[_i];
for (var _b = 0, _c = group.series; _b < _c.length; _b++) {
var d = _c[_b];
if (!domain.includes(d.value)) {
domain.push(d.value);
}
}
}
return domain;
};
/**
* Converts the input to gap paddingInner in fraction
* Supports the following inputs:
* Numbers: 8
* Strings: "8", "8px", "8%"
* Arrays: [8,2], "8,2", "[8,2]"
* Mixed: [8,"2%"], ["8px","2%"], "8,2%", "[8,2%]"
*
* @param {(string | number | Array<string | number>)} value
* @param {number} [index=0]
* @param {number} N
* @param {number} L
* @returns {number}
*
* @memberOf HeatMapComponent
*/
HeatMapComponent.prototype.getDimension = function (value, index, N, L) {
if (index === void 0) { index = 0; }
if (typeof value === 'string') {
value = value
.replace('[', '')
.replace(']', '')
.replace('px', '')
.replace('\'', '');
if (value.includes(',')) {
value = value.split(',');
}
}
if (Array.isArray(value) && typeof index === 'number') {
return this.getDimension(value[index], null, N, L);
}
if (typeof value === 'string' && value.includes('%')) {
return +value.replace('%', '') / 100;
}
return N / (L / +value + 1);
};
HeatMapComponent.prototype.getXScale = function () {
var f = this.getDimension(this.innerPadding, 0, this.xDomain.length, this.dims.width);
return scaleBand()
.rangeRound([0, this.dims.width])
.domain(this.xDomain)
.paddingInner(f);
};
HeatMapComponent.prototype.getYScale = function () {
var f = this.getDimension(this.innerPadding, 1, this.yDomain.length, this.dims.height);
return scaleBand()
.rangeRound([this.dims.height, 0])
.domain(this.yDomain)
.paddingInner(f);
};
HeatMapComponent.prototype.getRects = function () {
var _this = this;
var rects = [];
this.xDomain.map(function (xVal) {
_this.yDomain.map(function (yVal) {
rects.push({
x: _this.xScale(xVal),
y: _this.yScale(yVal),
rx: 3,
width: _this.xScale.bandwidth(),
height: _this.yScale.bandwidth(),
fill: 'rgba(200,200,200,0.03)'
});
});
});
return rects;
};
HeatMapComponent.prototype.onClick = function (data) {
this.select.emit(data);
};
HeatMapComponent.prototype.getScaleType = function (values) {
var num = true;
for (var _i = 0, values_1 = values; _i < values_1.length; _i++) {
var value = values_1[_i];
if (typeof value !== 'number') {
num = false;
}
}
if (num)
return 'linear';
return 'ordinal';
};
HeatMapComponent.prototype.setColors = function () {
this.colors = new ColorHelper(this.scheme, this.scaleType, this.valueDomain);
};
HeatMapComponent.prototype.getLegendOptions = function () {
return {
scaleType: this.scaleType,
domain: this.valueDomain,
colors: this.scaleType === 'ordinal' ? this.colors : this.colors.scale,
title: this.scaleType === 'ordinal' ? this.legendTitle : undefined
};
};
HeatMapComponent.prototype.updateYAxisWidth = function (_a) {
var width = _a.width;
this.yAxisWidth = width;
this.update();
};
HeatMapComponent.prototype.updateXAxisHeight = function (_a) {
var height = _a.height;
this.xAxisHeight = height;
this.update();
};
return HeatMapComponent;
}(BaseChartComponent));
export { HeatMapComponent };
HeatMapComponent.decorators = [
{ type: Component, args: [{
selector: 'ngx-charts-heat-map',
template: "\n <ngx-charts-chart\n [view]=\"[width, height]\"\n [showLegend]=\"legend\"\n [legendOptions]=\"legendOptions\"\n (legendLabelClick)=\"onClick($event)\">\n <svg:g [attr.transform]=\"transform\" class=\"heat-map chart\">\n <svg:g ngx-charts-x-axis\n *ngIf=\"xAxis\"\n [xScale]=\"xScale\"\n [dims]=\"dims\"\n [showLabel]=\"showXAxisLabel\"\n [labelText]=\"xAxisLabel\"\n [tickFormatting]=\"xAxisTickFormatting\"\n (dimensionsChanged)=\"updateXAxisHeight($event)\">\n </svg:g>\n <svg:g ngx-charts-y-axis\n *ngIf=\"yAxis\"\n [yScale]=\"yScale\"\n [dims]=\"dims\"\n [showLabel]=\"showYAxisLabel\"\n [labelText]=\"yAxisLabel\"\n [tickFormatting]=\"yAxisTickFormatting\"\n (dimensionsChanged)=\"updateYAxisWidth($event)\">\n </svg:g>\n <svg:rect *ngFor=\"let rect of rects\"\n [attr.x]=\"rect.x\"\n [attr.y]=\"rect.y\"\n [attr.rx]=\"rect.rx\"\n [attr.width]=\"rect.width\"\n [attr.height]=\"rect.height\"\n [attr.fill]=\"rect.fill\"\n />\n <svg:g ngx-charts-heat-map-cell-series\n [xScale]=\"xScale\"\n [yScale]=\"yScale\"\n [colors]=\"colors\"\n [data]=\"results\"\n [gradient]=\"gradient\"\n [tooltipDisabled]=\"tooltipDisabled\"\n [tooltipTemplate]=\"tooltipTemplate\"\n [tooltipText]=\"tooltipText\"\n (select)=\"onClick($event)\"\n />\n </svg:g>\n </ngx-charts-chart>\n ",
changeDetection: ChangeDetectionStrategy.OnPush,
styleUrls: ['../common/base-chart.component.css'],
encapsulation: ViewEncapsulation.None
},] },
];
/** @nocollapse */
HeatMapComponent.ctorParameters = function () { return []; };
HeatMapComponent.propDecorators = {
'legend': [{ type: Input },],
'legendTitle': [{ type: Input },],
'xAxis': [{ type: Input },],
'yAxis': [{ type: Input },],
'showXAxisLabel': [{ type: Input },],
'showYAxisLabel': [{ type: Input },],
'xAxisLabel': [{ type: Input },],
'yAxisLabel': [{ type: Input },],
'gradient': [{ type: Input },],
'innerPadding': [{ type: Input },],
'xAxisTickFormatting': [{ type: Input },],
'yAxisTickFormatting': [{ type: Input },],
'tooltipDisabled': [{ type: Input },],
'tooltipText': [{ type: Input },],
'tooltipTemplate': [{ type: ContentChild, args: ['tooltipTemplate',] },],
};
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