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feat: support make point and make line

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This commit is contained in:
vicanso 2022-02-10 23:24:30 +08:00
parent fd05250305
commit e558634dda
16 changed files with 308 additions and 51 deletions
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25
axis.go
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@ -68,6 +68,10 @@ type axis struct {
data *AxisDataList
style *AxisOption
}
type axisMeasurement struct {
Width int
Height int
}
func NewAxis(d *Draw, data AxisDataList, style AxisOption) *axis {
return &axis{
@ -379,7 +383,7 @@ func (a *axis) axisTick(opt *axisRenderOption) {
}
}
func (a *axis) axisMeasureTextMaxWidthHeight() (int, int) {
func (a *axis) measureTextMaxWidthHeight() (int, int) {
d := a.d
r := d.Render
s := a.style.Style(d.Font)
@ -389,18 +393,21 @@ func (a *axis) axisMeasureTextMaxWidthHeight() (int, int) {
return measureTextMaxWidthHeight(data.TextList(), r)
}
// measureAxis returns the measurement of axis.
// If the position is left or right, it will be textMaxWidth + labelMargin + tickLength.
// If the position is top or bottom, it will be textMaxHeight + labelMargin + tickLength.
func (a *axis) measureAxis() int {
// measure returns the measurement of axis.
// Width will be textMaxWidth + labelMargin + tickLength for position left or right.
// Height will be textMaxHeight + labelMargin + tickLength for position top or bottom.
func (a *axis) measure() axisMeasurement {
style := a.style
value := style.GetLabelMargin() + style.GetTickLength()
textMaxWidth, textMaxHeight := a.axisMeasureTextMaxWidthHeight()
textMaxWidth, textMaxHeight := a.measureTextMaxWidthHeight()
info := axisMeasurement{}
if style.Position == PositionLeft ||
style.Position == PositionRight {
return textMaxWidth + value
info.Width = textMaxWidth + value
} else {
info.Height = textMaxHeight + value
}
return textMaxHeight + value
return info
}
// Render renders the axis for chart
@ -409,7 +416,7 @@ func (a *axis) Render() {
if isFalse(style.Show) {
return
}
textMaxWidth, textMaxHeight := a.axisMeasureTextMaxWidthHeight()
textMaxWidth, textMaxHeight := a.measureTextMaxWidthHeight()
opt := &axisRenderOption{
textMaxWith: textMaxWidth,
textMaxHeight: textMaxHeight,