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test: add test for chart

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This commit is contained in:
vicanso 2022-02-12 16:12:02 +08:00
parent 56709e22b7
commit 11fdd9121a
4 changed files with 304 additions and 16 deletions
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29
pie_chart.go
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@ -47,6 +47,22 @@ type pieChartOption struct {
SeriesList SeriesList
}
func getPieRadius(diameter float64, radiusValue string) float64 {
var radius float64
if len(radiusValue) != 0 {
v := convertPercent(radiusValue)
if v != -1 {
radius = float64(diameter) * v
} else {
radius, _ = strconv.ParseFloat(radiusValue, 64)
}
}
if radius <= 0 {
radius = float64(diameter) * defaultRadiusPercent
}
return radius
}
func pieChartRender(opt pieChartOption, result *basicRenderResult) error {
d, err := NewDraw(DrawOption{
Parent: result.d,
@ -79,19 +95,8 @@ func pieChartRender(opt pieChartOption, result *basicRenderResult) error {
cy := box.Height() >> 1
diameter := chart.MinInt(box.Width(), box.Height())
radius := getPieRadius(float64(diameter), radiusValue)
var radius float64
if len(radiusValue) != 0 {
v := convertPercent(radiusValue)
if v != -1 {
radius = float64(diameter) * v
} else {
radius, _ = strconv.ParseFloat(radiusValue, 64)
}
}
if radius <= 0 {
radius = float64(diameter) * defaultRadiusPercent
}
labelLineWidth := 15
if radius < 50 {
labelLineWidth = 10