diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/canvas-digital-gauge.ts b/ui-ngx/src/app/modules/home/components/widget/lib/canvas-digital-gauge.ts index 0ec92e474c..e550148df1 100644 --- a/ui-ngx/src/app/modules/home/components/widget/lib/canvas-digital-gauge.ts +++ b/ui-ngx/src/app/modules/home/components/widget/lib/canvas-digital-gauge.ts @@ -47,7 +47,6 @@ export interface CanvasDigitalGaugeOptions extends GenericOptions { gaugeColor?: string; levelColors?: levelColors; symbol?: string; - label?: string; hideValue?: boolean; hideMinMax?: boolean; fontTitle?: string; @@ -86,6 +85,9 @@ export interface CanvasDigitalGaugeOptions extends GenericOptions { colorTicks?: string; tickWidth?: number; + labelTimestamp?: string + unitTitle?: string; + showUnitTitle?: boolean; showTimestamp?: boolean; } @@ -100,7 +102,6 @@ const defaultDigitalGaugeOptions: CanvasDigitalGaugeOptions = { ...GenericOption levelColors: ['blue'], symbol: '', - label: '', hideValue: false, hideMinMax: false, @@ -145,6 +146,7 @@ interface DigitalGaugeCanvasRenderingContext2D extends CanvasRenderingContext2D } interface BarDimensions { + timeseriesLabelY?: number; baseX: number; baseY: number; width: number; @@ -362,7 +364,7 @@ export class CanvasDigitalGauge extends BaseGauge { const options = this.options as CanvasDigitalGaugeOptions; const elementClone = canvas.elementClone as HTMLCanvasElementClone; if (!elementClone.initialized) { - const context = canvas.contextClone; + const context: DigitalGaugeCanvasRenderingContext2D = canvas.contextClone; // clear the cache context.clearRect(x, y, w, h); @@ -378,8 +380,8 @@ export class CanvasDigitalGauge extends BaseGauge { drawDigitalTitle(context, options); - if (!options.showTimestamp) { - drawDigitalLabel(context, options); + if (options.showUnitTitle) { + drawDigitalLabel(context, options, options.unitTitle, 'labelY'); } drawDigitalMinMax(context, options); @@ -406,7 +408,7 @@ export class CanvasDigitalGauge extends BaseGauge { drawDigitalValue(context, options, this.elementValueClone.renderedValue); if (options.showTimestamp) { - drawDigitalLabel(context, options); + drawDigitalLabel(context, options, options.labelTimestamp, 'timeseriesLabelY'); this.elementValueClone.renderedTimestamp = this.timestamp; } @@ -564,11 +566,12 @@ function barDimensions(context: DigitalGaugeCanvasRenderingContext2D, if (options.gaugeType === 'donut') { bd.fontValueBaseline = 'middle'; - if (options.label && options.label.length > 0) { + if (options.showUnitTitle || options.showTimestamp) { const valueHeight = determineFontHeight(options, 'Value', bd.fontSizeFactor).height; const labelHeight = determineFontHeight(options, 'Label', bd.fontSizeFactor).height; const total = valueHeight + labelHeight; bd.labelY = bd.Cy + total / 2; + bd.timeseriesLabelY = determineTimeseriesLabelY(options, bd.labelY, bd.fontSizeFactor) bd.valueY = bd.Cy - total / 2 + valueHeight / 2; } else { bd.valueY = bd.Cy; @@ -577,6 +580,7 @@ function barDimensions(context: DigitalGaugeCanvasRenderingContext2D, bd.titleY = bd.Cy - bd.Ro - 12 * bd.fontSizeFactor; bd.valueY = bd.Cy; bd.labelY = bd.Cy + (8 + options.fontLabelSize) * bd.fontSizeFactor; + bd.timeseriesLabelY = determineTimeseriesLabelY(options, bd.labelY, bd.fontSizeFactor) bd.minY = bd.maxY = bd.labelY; if (options.roundedLineCap) { bd.minY += bd.strokeWidth / 2; @@ -595,8 +599,9 @@ function barDimensions(context: DigitalGaugeCanvasRenderingContext2D, bd.barTop = bd.valueY + 8 * bd.fontSizeFactor; bd.barBottom = bd.barTop + bd.strokeWidth; - if (options.hideMinMax && options.label === '') { + if (options.hideMinMax && !options.showUnitTitle && !options.showTimestamp) { bd.labelY = bd.barBottom; + bd.timeseriesLabelY = determineTimeseriesLabelY(options, bd.labelY, bd.fontSizeFactor) bd.barLeft = bd.origBaseX + options.fontMinMaxSize / 3 * bd.fontSizeFactor; bd.barRight = bd.origBaseX + w + /*bd.width*/ -options.fontMinMaxSize / 3 * bd.fontSizeFactor; } else { @@ -609,6 +614,7 @@ function barDimensions(context: DigitalGaugeCanvasRenderingContext2D, bd.barLeft = bd.minX; bd.barRight = bd.maxX; bd.labelY = bd.barBottom + (8 + options.fontLabelSize) * bd.fontSizeFactor; + bd.timeseriesLabelY = determineTimeseriesLabelY(options, bd.labelY, bd.fontSizeFactor) bd.minY = bd.maxY = bd.labelY; } } else if (options.gaugeType === 'verticalBar') { @@ -618,14 +624,14 @@ function barDimensions(context: DigitalGaugeCanvasRenderingContext2D, bd.valueY = bd.titleBottom + (options.hideValue ? 0 : options.fontValueSize * bd.fontSizeFactor); bd.barTop = bd.valueY + 8 * bd.fontSizeFactor; - bd.labelY = bd.baseY + bd.height - 16; - if (options.label === '') { - bd.barBottom = bd.labelY; + bd.labelY = bd.baseY + bd.height; + bd.timeseriesLabelY = determineTimeseriesLabelY(options, bd.labelY, bd.fontSizeFactor) + if (options.showUnitTitle || options.showTimestamp) { + bd.barBottom = bd.labelY - options.fontLabelSize * bd.fontSizeFactor; } else { - bd.barBottom = bd.labelY - (8 + options.fontLabelSize) * bd.fontSizeFactor; + bd.barBottom = bd.labelY } - bd.minX = bd.maxX = - bd.baseX + bd.width / 2 + bd.strokeWidth / 2 + options.fontMinMaxSize / 3 * bd.fontSizeFactor; + bd.minX = bd.maxX = bd.baseX + bd.width / 2 + bd.strokeWidth / 2 + options.fontMinMaxSize / 3 * bd.fontSizeFactor; bd.minY = bd.barBottom; bd.maxY = bd.barTop; bd.fontMinMaxBaseline = 'middle'; @@ -657,6 +663,14 @@ function barDimensions(context: DigitalGaugeCanvasRenderingContext2D, return bd; } +function determineTimeseriesLabelY(options: CanvasDigitalGaugeOptions, labelY: number, fontSizeFactor: number){ + if (options.showUnitTitle) { + return labelY + options.fontLabelSize * fontSizeFactor * 1.2; + } else { + return labelY; + } +} + function determineFontHeight(options: CanvasDigitalGaugeOptions, target: string, baseSize: number): FontHeightInfo { const fontStyleStr = 'font-style:' + options['font' + target + 'Style'] + ';font-weight:' + options['font' + target + 'Weight'] + ';font-size:' + @@ -751,22 +765,22 @@ function drawDigitalTitle(context: DigitalGaugeCanvasRenderingContext2D, options context.restore(); } -function drawDigitalLabel(context: DigitalGaugeCanvasRenderingContext2D, options: CanvasDigitalGaugeOptions) { - if (!options.label || options.label === '') { +function drawDigitalLabel(context: DigitalGaugeCanvasRenderingContext2D, options: CanvasDigitalGaugeOptions, text: string, nameTextY: string) { + if (!text || text === '') { return; } - const {labelY, baseX, width, fontSizeFactor} = + const {baseX, width, fontSizeFactor} = context.barDimensions; const textX = Math.round(baseX + width / 2); - const textY = labelY; + const textY = context.barDimensions[nameTextY]; context.save(); context.textAlign = 'center'; context.font = Drawings.font(options, 'Label', fontSizeFactor); context.lineWidth = 0; - drawText(context, options, 'Label', options.label, textX, textY); + drawText(context, options, 'Label', text, textX, textY); context.restore(); } diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/digital-gauge.ts b/ui-ngx/src/app/modules/home/components/widget/lib/digital-gauge.ts index 16d536f94d..f640170908 100644 --- a/ui-ngx/src/app/modules/home/components/widget/lib/digital-gauge.ts +++ b/ui-ngx/src/app/modules/home/components/widget/lib/digital-gauge.ts @@ -65,6 +65,7 @@ export class TbCanvasDigitalGauge { (settings.unitTitle && settings.unitTitle.length > 0 ? settings.unitTitle : dataKey.label) : ''); + this.localSettings.showUnitTitle = settings.showUnitTitle === true; this.localSettings.showTimestamp = settings.showTimestamp === true; this.localSettings.timestampFormat = settings.timestampFormat && settings.timestampFormat.length ? settings.timestampFormat : 'yyyy-MM-dd HH:mm:ss'; @@ -181,7 +182,8 @@ export class TbCanvasDigitalGauge { roundedLineCap: this.localSettings.roundedLineCap, symbol: this.localSettings.units, - label: this.localSettings.unitTitle, + unitTitle: this.localSettings.unitTitle, + showUnitTitle: this.localSettings.showUnitTitle, showTimestamp: this.localSettings.showTimestamp, hideValue: this.localSettings.hideValue, hideMinMax: this.localSettings.hideMinMax, @@ -400,7 +402,7 @@ export class TbCanvasDigitalGauge { if (this.localSettings.showTimestamp) { timestamp = tvPair[0]; const filter = this.ctx.$injector.get(DatePipe); - (this.gauge.options as CanvasDigitalGaugeOptions).label = + (this.gauge.options as CanvasDigitalGaugeOptions).labelTimestamp = filter.transform(timestamp, this.localSettings.timestampFormat); } const value = tvPair[1];