[v0.5] Remove Deprecated and Replaced API

bar_chart.go

@@ -186,7 +186,7 @@ func (b *barChart) render(result *defaultRenderResult, seriesList SeriesList) (B
 				labelY := top
 				radians := float64(0)
 				fontStyle := series.Label.FontStyle
-				labelBottom := (opt.SeriesLabelPosition == PositionBottom || series.Label.Position == PositionBottom) && !stackedSeries
+				labelBottom := opt.SeriesLabelPosition == PositionBottom && !stackedSeries
 				if labelBottom {
 					labelY = barMaxHeight
 					radians = -math.Pi / 2 // Rotated label at the bottom

chartdraw/drawing/color.go

@@ -135,11 +135,6 @@ func ColorFromRGBA(color string) Color {
 	return c
 }
 
-// Deprecated: ColorFromRGB is deprecated, use ColorFromRGBA to get colors from RGB or RGBA format strings.
-func ColorFromRGB(rgb string) (output Color) {
-	return ColorFromRGBA(rgb)
-}
-
 func parseHex(hex string) uint8 {
 	v, _ := strconv.ParseInt(hex, 16, 16)
 	return uint8(v)

chartdraw/drawing/raster_graphic_context.go

@@ -76,25 +76,13 @@ func (rgc *RasterGraphicContext) DrawImage(img image.Image) {
 	DrawImage(img, rgc.img, rgc.current.Tr, draw.Over, BilinearFilter)
 }
 
-// Deprecated: FillString is deprecated, use FillStringAt with (0, 0) for the position.
-func (rgc *RasterGraphicContext) FillString(text string) (cursor float64, err error) {
-	cursor, err = rgc.FillStringAt(text, 0, 0)
-	return
-}
-
 // FillStringAt draws the text at the specified point (x, y).
 func (rgc *RasterGraphicContext) FillStringAt(text string, x, y float64) (cursor float64, err error) {
 	cursor, err = rgc.CreateStringPath(text, x, y)
 	rgc.Fill()
 	return
 }
 
-// Deprecated: StrokeString is deprecated, use StrokeStringAt with (0, 0) for the position.
-func (rgc *RasterGraphicContext) StrokeString(text string) (cursor float64, err error) {
-	cursor, err = rgc.StrokeStringAt(text, 0, 0)
-	return
-}
-
 // StrokeStringAt draws the contour of the text at point (x, y).
 func (rgc *RasterGraphicContext) StrokeStringAt(text string, x, y float64) (cursor float64, err error) {
 	cursor, err = rgc.CreateStringPath(text, x, y)

examples/web-1/main.go

@@ -262,8 +262,7 @@ func indexHandler(w http.ResponseWriter, req *http.Request) {
 					},
 					Type: charts.ChartTypeBar,
 					Label: charts.SeriesLabel{
-						Show:     charts.True(),
-						Position: charts.PositionBottom,
+						Show: charts.True(),
 					},
 				},
 			},

funnel_chart.go

@@ -83,9 +83,6 @@ func (f *funnelChart) render(result *defaultRenderResult, seriesList SeriesList)
 			if item.Label.ValueFormatter != nil {
 				textList[index] = item.Label.ValueFormatter(value)
 			} else {
-				if item.Label.FormatTemplate == "" {
-					item.Label.FormatTemplate = item.Label.Formatter
-				}
 				textList[index] = labelFormatFunnel(seriesNames, item.Label.FormatTemplate, index, value, percent)
 			}
 		}

horizontal_bar_chart.go

@@ -141,7 +141,7 @@ func (h *horizontalBarChart) render(result *defaultRenderResult, seriesList Seri
 				fontStyle := series.Label.FontStyle
 				labelX := right
 				labelY := y + (barHeight >> 1)
-				labelLeft := (opt.SeriesLabelPosition == PositionLeft || series.Label.Position == PositionLeft) && !stackedSeries
+				labelLeft := opt.SeriesLabelPosition == PositionLeft && !stackedSeries
 				if labelLeft {
 					labelX = 0
 				}

painter.go

@@ -379,11 +379,6 @@ func (p *Painter) drawSmoothCurve(points []Point, tension float64, dotForSingleP
 	p.quadCurveTo(points[n-2].X, points[n-2].Y, points[n-1].X, points[n-1].Y)
 }
 
-// Deprecated: SetBackground is Deprecated, use FilledRect with zero for the stroke width.
-func (p *Painter) SetBackground(width, height int, color Color) {
-	p.FilledRect(0, 0, width, height, color, color, 0.0)
-}
-
 // drawBackground fills the entire painter area with the given color.
 func (p *Painter) drawBackground(color Color) {
 	p.FilledRect(0, 0, p.Width(), p.Height(), color, color, 0.0)

painter_test.go

@@ -161,13 +161,6 @@ func TestPainterExternal(t *testing.T) {
 			},
 			result: "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" viewBox=\"0 0 400 300\"><path  d=\"M 15 30\nQ25,50 27,55\nQ35,70 37,67\nQ45,60 47,57\nQ55,50 57,60\nQ55,50 65,90\" style=\"stroke-width:1;stroke:black;fill:none\"/></svg>",
 		},
-		{
-			name: "background",
-			fn: func(p *Painter) {
-				p.SetBackground(400, 300, ColorWhite)
-			},
-			result: "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" viewBox=\"0 0 400 300\"><path  d=\"M 5 10\nL 405 10\nL 405 310\nL 5 310\nL 5 10\" style=\"stroke:none;fill:white\"/></svg>",
-		},
 		{
 			name: "filled_rect",
 			fn: func(p *Painter) {

pie_chart.go

@@ -108,9 +108,6 @@ func newSector(cx int, cy int, radius float64, labelRadius float64, value float6
 		if series.Label.ValueFormatter != nil {
 			s.label = series.Label.ValueFormatter(s.value)
 		} else {
-			if series.Label.FormatTemplate == "" {
-				series.Label.FormatTemplate = series.Label.Formatter
-			}
 			s.label = labelFormatPie([]string{label}, series.Label.FormatTemplate, 0, s.value, s.percent)
 		}
 	}

pie_chart_test.go

@@ -87,8 +87,8 @@ func TestPieChart(t *testing.T) {
 				return PieChartOption{
 					SeriesList: NewSeriesListPie(values, PieSeriesOption{
 						Label: SeriesLabel{
-							Show:      True(),
-							Formatter: "{b} ({c} ≅ {d})",
+							Show:           True(),
+							FormatTemplate: "{b} ({c} ≅ {d})",
 						},
 						Radius: "200",
 					}),
@@ -150,8 +150,8 @@ func TestPieChart(t *testing.T) {
 				return PieChartOption{
 					SeriesList: NewSeriesListPie(values, PieSeriesOption{
 						Label: SeriesLabel{
-							Show:      True(),
-							Formatter: "{b} ({c} ≅ {d})",
+							Show:           True(),
+							FormatTemplate: "{b} ({c} ≅ {d})",
 						},
 						Radius: "200",
 					}),
@@ -244,8 +244,8 @@ func TestPieChart(t *testing.T) {
 				return PieChartOption{
 					SeriesList: NewSeriesListPie(values, PieSeriesOption{
 						Label: SeriesLabel{
-							Show:      True(),
-							Formatter: "{b} ({c} ≅ {d})",
+							Show:           True(),
+							FormatTemplate: "{b} ({c} ≅ {d})",
 						},
 						Radius: "150",
 					}),

series.go

@@ -31,8 +31,6 @@ func newSeriesListFromValues(values [][]float64, chartType string, label SeriesL
 }
 
 type SeriesLabel struct {
-	// Deprecated: Formatter is deprecated, use FormatTemplate as a direct replacement.
-	Formatter string
 	// FormatTemplate is a string template for formatting the data label.
 	// {b}: the name of a data item.
 	// {c}: the value of a data item.
@@ -46,9 +44,6 @@ type SeriesLabel struct {
 	Show *bool
 	// Distance to the host graphic element.
 	Distance int // TODO - do we want to replace with just Offset?
-	// Deprecated: Position is deprecated, this value was only used on bar and horizontal bar charts. Instead use
-	// SeriesLabelPosition on those chart options directly.
-	Position string
 	// Offset specifies an offset from the position.
 	Offset OffsetInt
 }
@@ -144,12 +139,6 @@ func (sl SeriesList) getYAxisCount() int {
 	return 1
 }
 
-// Deprecated: GetMinMax is deprecated, instead use Series.Summary().  For example seriesList[0].Summary().
-func (sl SeriesList) GetMinMax(yaxisIndex int) (float64, float64) {
-	min, max, _ := sl.getMinMaxSumMax(yaxisIndex, false)
-	return min, max
-}
-
 // getMinMaxSumMax returns the min, max, and maximum sum of the series for a given y-axis index (either 0 or 1).
 // This is a higher performance option for internal use. calcSum provides an optimization to
 // only calculate the sumMax if it will be used.

series_label.go

@@ -57,9 +57,6 @@ func (o *seriesLabelPainter) Add(value labelValue) {
 	if label.ValueFormatter != nil {
 		text = label.ValueFormatter(value.value)
 	} else {
-		if label.FormatTemplate == "" {
-			label.FormatTemplate = label.Formatter
-		}
 		text = labelFormatValue(o.seriesNames, label.FormatTemplate, value.index, value.value, -1)
 	}
 	labelStyle := FontStyle{