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This closes #518, support creating chart with a secondary series axis

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xuri 2023-07-07 11:00:54 +00:00 committed by GitHub
parent fb72e56667
commit f5fe6d3fc9
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4 changed files with 82 additions and 41 deletions
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5
chart.go
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@ -803,6 +803,7 @@ func parseChartOptions(opts *Chart) (*Chart, error) {
// MajorGridLines
// MinorGridLines
// MajorUnit
// Secondary
// ReverseOrder
// Maximum
// Minimum
@ -821,6 +822,10 @@ func parseChartOptions(opts *Chart) (*Chart, error) {
// positive floating-point number. The 'MajorUnit' property is optional. The
// default value is auto.
//
// Secondary: Specifies the current series vertical axis as the secondary axis,
// this only works for the second and later chart in the combo chart. The
// default value is false.
//
// TickLabelSkip: Specifies how many tick labels to skip between label that is
// drawn. The 'TickLabelSkip' property is optional. The default value is auto.
//

4
chart_test.go
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@ -238,7 +238,7 @@ func TestAddChart(t *testing.T) {
{sheetName: "Sheet2", cell: "P64", opts: &Chart{Type: BarPercentStacked, Series: series, Format: format, Legend: legend, Title: ChartTitle{Name: "2D Stacked 100% Bar Chart"}, PlotArea: plotArea, ShowBlanksAs: "zero"}},
{sheetName: "Sheet2", cell: "X64", opts: &Chart{Type: Bar3DClustered, Series: series, Format: format, Legend: legend, Title: ChartTitle{Name: "3D Clustered Bar Chart"}, PlotArea: plotArea, ShowBlanksAs: "zero"}},
{sheetName: "Sheet2", cell: "P80", opts: &Chart{Type: Bar3DStacked, Series: series, Format: format, Legend: legend, Title: ChartTitle{Name: "3D Stacked Bar Chart"}, PlotArea: plotArea, ShowBlanksAs: "zero", YAxis: ChartAxis{Maximum: &maximum, Minimum: &minimum}}},
{sheetName: "Sheet2", cell: "X80", opts: &Chart{Type: Bar3DPercentStacked, Series: series, Format: format, Legend: legend, Title: ChartTitle{Name: "3D 100% Stacked Bar Chart"}, PlotArea: plotArea, ShowBlanksAs: "zero", XAxis: ChartAxis{ReverseOrder: true, Minimum: &zero}, YAxis: ChartAxis{ReverseOrder: true, Minimum: &zero}}},
{sheetName: "Sheet2", cell: "X80", opts: &Chart{Type: Bar3DPercentStacked, Series: series, Format: format, Legend: legend, Title: ChartTitle{Name: "3D 100% Stacked Bar Chart"}, PlotArea: plotArea, ShowBlanksAs: "zero", XAxis: ChartAxis{ReverseOrder: true, Secondary: true, Minimum: &zero}, YAxis: ChartAxis{ReverseOrder: true, Minimum: &zero}}},
// area series chart
{sheetName: "Sheet2", cell: "AF1", opts: &Chart{Type: Area, Series: series, Format: format, Legend: legend, Title: ChartTitle{Name: "2D Area Chart"}, PlotArea: plotArea, ShowBlanksAs: "zero"}},
{sheetName: "Sheet2", cell: "AN1", opts: &Chart{Type: AreaStacked, Series: series, Format: format, Legend: legend, Title: ChartTitle{Name: "2D Stacked Area Chart"}, PlotArea: plotArea, ShowBlanksAs: "zero"}},
@ -280,7 +280,7 @@ func TestAddChart(t *testing.T) {
{"I1", Doughnut, "Clustered Column - Doughnut Chart"},
}
for _, props := range clusteredColumnCombo {
assert.NoError(t, f.AddChart("Combo Charts", props[0].(string), &Chart{Type: Col, Series: series[:4], Format: format, Legend: legend, Title: ChartTitle{Name: props[2].(string)}, PlotArea: ChartPlotArea{ShowBubbleSize: true, ShowCatName: false, ShowLeaderLines: false, ShowPercent: true, ShowSerName: true, ShowVal: true}}, &Chart{Type: props[1].(ChartType), Series: series[4:], Format: format, Legend: legend, PlotArea: ChartPlotArea{ShowBubbleSize: true, ShowCatName: false, ShowLeaderLines: false, ShowPercent: true, ShowSerName: true, ShowVal: true}}))
assert.NoError(t, f.AddChart("Combo Charts", props[0].(string), &Chart{Type: Col, Series: series[:4], Format: format, Legend: legend, Title: ChartTitle{Name: props[2].(string)}, PlotArea: ChartPlotArea{ShowBubbleSize: true, ShowCatName: false, ShowLeaderLines: false, ShowPercent: true, ShowSerName: true, ShowVal: true}}, &Chart{Type: props[1].(ChartType), Series: series[4:], Format: format, Legend: legend, PlotArea: ChartPlotArea{ShowBubbleSize: true, ShowCatName: false, ShowLeaderLines: false, ShowPercent: true, ShowSerName: true, ShowVal: true}, YAxis: ChartAxis{Secondary: true}}))
}
stackedAreaCombo := map[string][]interface{}{
"A16": {Line, "Stacked Area - Line Chart"},

112
drawing.go
View File

@ -277,13 +277,10 @@ func (f *File) drawBaseChart(opts *Chart) *cPlotArea {
VaryColors: &attrValBool{
Val: opts.VaryColors,
},
Ser: f.drawChartSeries(opts),
Shape: f.drawChartShape(opts),
DLbls: f.drawChartDLbls(opts),
AxID: []*attrValInt{
{Val: intPtr(754001152)},
{Val: intPtr(753999904)},
},
Ser: f.drawChartSeries(opts),
Shape: f.drawChartShape(opts),
DLbls: f.drawChartDLbls(opts),
AxID: f.genAxID(opts),
Overlap: &attrValInt{Val: intPtr(100)},
}
var ok bool
@ -542,10 +539,7 @@ func (f *File) drawLineChart(opts *Chart) *cPlotArea {
},
Ser: f.drawChartSeries(opts),
DLbls: f.drawChartDLbls(opts),
AxID: []*attrValInt{
{Val: intPtr(754001152)},
{Val: intPtr(753999904)},
},
AxID: f.genAxID(opts),
},
CatAx: f.drawPlotAreaCatAx(opts),
ValAx: f.drawPlotAreaValAx(opts),
@ -565,10 +559,7 @@ func (f *File) drawLine3DChart(opts *Chart) *cPlotArea {
},
Ser: f.drawChartSeries(opts),
DLbls: f.drawChartDLbls(opts),
AxID: []*attrValInt{
{Val: intPtr(754001152)},
{Val: intPtr(753999904)},
},
AxID: f.genAxID(opts),
},
CatAx: f.drawPlotAreaCatAx(opts),
ValAx: f.drawPlotAreaValAx(opts),
@ -658,10 +649,7 @@ func (f *File) drawRadarChart(opts *Chart) *cPlotArea {
},
Ser: f.drawChartSeries(opts),
DLbls: f.drawChartDLbls(opts),
AxID: []*attrValInt{
{Val: intPtr(754001152)},
{Val: intPtr(753999904)},
},
AxID: f.genAxID(opts),
},
CatAx: f.drawPlotAreaCatAx(opts),
ValAx: f.drawPlotAreaValAx(opts),
@ -681,10 +669,7 @@ func (f *File) drawScatterChart(opts *Chart) *cPlotArea {
},
Ser: f.drawChartSeries(opts),
DLbls: f.drawChartDLbls(opts),
AxID: []*attrValInt{
{Val: intPtr(754001152)},
{Val: intPtr(753999904)},
},
AxID: f.genAxID(opts),
},
CatAx: f.drawPlotAreaCatAx(opts),
ValAx: f.drawPlotAreaValAx(opts),
@ -698,9 +683,9 @@ func (f *File) drawSurface3DChart(opts *Chart) *cPlotArea {
Surface3DChart: &cCharts{
Ser: f.drawChartSeries(opts),
AxID: []*attrValInt{
{Val: intPtr(754001152)},
{Val: intPtr(753999904)},
{Val: intPtr(832256642)},
{Val: intPtr(100000000)},
{Val: intPtr(100000001)},
{Val: intPtr(100000005)},
},
},
CatAx: f.drawPlotAreaCatAx(opts),
@ -720,9 +705,9 @@ func (f *File) drawSurfaceChart(opts *Chart) *cPlotArea {
SurfaceChart: &cCharts{
Ser: f.drawChartSeries(opts),
AxID: []*attrValInt{
{Val: intPtr(754001152)},
{Val: intPtr(753999904)},
{Val: intPtr(832256642)},
{Val: intPtr(100000000)},
{Val: intPtr(100000001)},
{Val: intPtr(100000005)},
},
},
CatAx: f.drawPlotAreaCatAx(opts),
@ -745,10 +730,7 @@ func (f *File) drawBubbleChart(opts *Chart) *cPlotArea {
},
Ser: f.drawChartSeries(opts),
DLbls: f.drawChartDLbls(opts),
AxID: []*attrValInt{
{Val: intPtr(754001152)},
{Val: intPtr(753999904)},
},
AxID: f.genAxID(opts),
},
ValAx: []*cAxs{f.drawPlotAreaCatAx(opts)[0], f.drawPlotAreaValAx(opts)[0]},
}
@ -1050,7 +1032,7 @@ func (f *File) drawPlotAreaCatAx(opts *Chart) []*cAxs {
}
axs := []*cAxs{
{
AxID: &attrValInt{Val: intPtr(754001152)},
AxID: &attrValInt{Val: intPtr(100000000)},
Scaling: &cScaling{
Orientation: &attrValString{Val: stringPtr(orientation[opts.XAxis.ReverseOrder])},
Max: max,
@ -1065,7 +1047,7 @@ func (f *File) drawPlotAreaCatAx(opts *Chart) []*cAxs {
TickLblPos: &attrValString{Val: stringPtr("nextTo")},
SpPr: f.drawPlotAreaSpPr(),
TxPr: f.drawPlotAreaTxPr(&opts.YAxis),
CrossAx: &attrValInt{Val: intPtr(753999904)},
CrossAx: &attrValInt{Val: intPtr(100000001)},
Crosses: &attrValString{Val: stringPtr("autoZero")},
Auto: &attrValBool{Val: boolPtr(true)},
LblAlgn: &attrValString{Val: stringPtr("ctr")},
@ -1085,6 +1067,28 @@ func (f *File) drawPlotAreaCatAx(opts *Chart) []*cAxs {
if opts.XAxis.TickLabelSkip != 0 {
axs[0].TickLblSkip = &attrValInt{Val: intPtr(opts.XAxis.TickLabelSkip)}
}
if opts.order > 0 && opts.YAxis.Secondary {
axs = append(axs, &cAxs{
AxID: &attrValInt{Val: intPtr(opts.XAxis.axID)},
Scaling: &cScaling{
Orientation: &attrValString{Val: stringPtr(orientation[opts.XAxis.ReverseOrder])},
Max: max,
Min: min,
},
Delete: &attrValBool{Val: boolPtr(true)},
AxPos: &attrValString{Val: stringPtr("b")},
MajorTickMark: &attrValString{Val: stringPtr("none")},
MinorTickMark: &attrValString{Val: stringPtr("none")},
TickLblPos: &attrValString{Val: stringPtr("nextTo")},
SpPr: f.drawPlotAreaSpPr(),
TxPr: f.drawPlotAreaTxPr(&opts.YAxis),
CrossAx: &attrValInt{Val: intPtr(opts.YAxis.axID)},
Auto: &attrValBool{Val: boolPtr(true)},
LblAlgn: &attrValString{Val: stringPtr("ctr")},
LblOffset: &attrValInt{Val: intPtr(100)},
NoMultiLvlLbl: &attrValBool{Val: boolPtr(false)},
})
}
return axs
}
@ -1104,7 +1108,7 @@ func (f *File) drawPlotAreaValAx(opts *Chart) []*cAxs {
}
axs := []*cAxs{
{
AxID: &attrValInt{Val: intPtr(753999904)},
AxID: &attrValInt{Val: intPtr(100000001)},
Scaling: &cScaling{
LogBase: logBase,
Orientation: &attrValString{Val: stringPtr(orientation[opts.YAxis.ReverseOrder])},
@ -1122,7 +1126,7 @@ func (f *File) drawPlotAreaValAx(opts *Chart) []*cAxs {
TickLblPos: &attrValString{Val: stringPtr("nextTo")},
SpPr: f.drawPlotAreaSpPr(),
TxPr: f.drawPlotAreaTxPr(&opts.XAxis),
CrossAx: &attrValInt{Val: intPtr(754001152)},
CrossAx: &attrValInt{Val: intPtr(100000000)},
Crosses: &attrValString{Val: stringPtr("autoZero")},
CrossBetween: &attrValString{Val: stringPtr(chartValAxCrossBetween[opts.Type])},
},
@ -1142,6 +1146,26 @@ func (f *File) drawPlotAreaValAx(opts *Chart) []*cAxs {
if opts.YAxis.MajorUnit != 0 {
axs[0].MajorUnit = &attrValFloat{Val: float64Ptr(opts.YAxis.MajorUnit)}
}
if opts.order > 0 && opts.YAxis.Secondary {
axs = append(axs, &cAxs{
AxID: &attrValInt{Val: intPtr(opts.YAxis.axID)},
Scaling: &cScaling{
Orientation: &attrValString{Val: stringPtr(orientation[opts.YAxis.ReverseOrder])},
Max: max,
Min: min,
},
Delete: &attrValBool{Val: boolPtr(false)},
AxPos: &attrValString{Val: stringPtr("r")},
MajorTickMark: &attrValString{Val: stringPtr("none")},
MinorTickMark: &attrValString{Val: stringPtr("none")},
TickLblPos: &attrValString{Val: stringPtr("nextTo")},
SpPr: f.drawPlotAreaSpPr(),
TxPr: f.drawPlotAreaTxPr(&opts.XAxis),
CrossAx: &attrValInt{Val: intPtr(opts.XAxis.axID)},
Crosses: &attrValString{Val: stringPtr("max")},
CrossBetween: &attrValString{Val: stringPtr(chartValAxCrossBetween[opts.Type])},
})
}
return axs
}
@ -1157,7 +1181,7 @@ func (f *File) drawPlotAreaSerAx(opts *Chart) []*cAxs {
}
return []*cAxs{
{
AxID: &attrValInt{Val: intPtr(832256642)},
AxID: &attrValInt{Val: intPtr(100000005)},
Scaling: &cScaling{
Orientation: &attrValString{Val: stringPtr(orientation[opts.YAxis.ReverseOrder])},
Max: max,
@ -1168,7 +1192,7 @@ func (f *File) drawPlotAreaSerAx(opts *Chart) []*cAxs {
TickLblPos: &attrValString{Val: stringPtr("nextTo")},
SpPr: f.drawPlotAreaSpPr(),
TxPr: f.drawPlotAreaTxPr(nil),
CrossAx: &attrValInt{Val: intPtr(753999904)},
CrossAx: &attrValInt{Val: intPtr(100000001)},
},
}
}
@ -1467,3 +1491,13 @@ func (f *File) deleteDrawing(col, row int, drawingXML, drawingType string) error
f.Drawings.Store(drawingXML, wsDr)
return err
}
// genAxID provides a function to generate ID for primary and secondary
// horizontal or vertical axis.
func (f *File) genAxID(opts *Chart) []*attrValInt {
opts.XAxis.axID, opts.YAxis.axID = 100000000, 100000001
if opts.order > 0 && opts.YAxis.Secondary {
opts.XAxis.axID, opts.YAxis.axID = 100000003, 100000004
}
return []*attrValInt{{Val: intPtr(opts.XAxis.axID)}, {Val: intPtr(opts.YAxis.axID)}}
}

2
xmlChart.go
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@ -535,12 +535,14 @@ type ChartAxis struct {
MajorUnit float64
TickLabelSkip int
ReverseOrder bool
Secondary bool
Maximum *float64
Minimum *float64
Font Font
LogBase float64
NumFmt ChartNumFmt
Title []RichTextRun
axID int
}
// ChartDimension directly maps the dimension of the chart.