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feat(tracker): remove axis from NumericUpDown, allow dragging either Y or X

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vsariola
2021-02-01 13:53:10 +02:00
parent 98c8d18a3e
commit c667ffb4e1
1 changed files with 14 additions and 21 deletions
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25
tracker/numericupdown.go
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@ -29,7 +29,6 @@ var defaultNumericDownIcon *widget.Icon
type NumberInput struct {
Value int
drag gesture.Drag
dragStartValue int
dragStartXY float32
clickDecrease gesture.Click
@ -40,7 +39,6 @@ type NumericUpDownStyle struct {
NumberInput *NumberInput
Min int
Max int
Axis layout.Axis
Color color.RGBA
Font text.Font
TextSize unit.Value
@ -63,7 +61,6 @@ func NumericUpDown(th *material.Theme, number *NumberInput, min, max int) Numeri
NumberInput: number,
Min: min,
Max: max,
Axis: layout.Horizontal,
Color: white,
BorderColor: th.Color.Primary,
IconColor: th.Color.InvText,
@ -152,34 +149,30 @@ func (s NumericUpDownStyle) layoutText(gtx C) D {
func (s NumericUpDownStyle) layoutDrag(gtx layout.Context) layout.Dimensions {
{ // handle dragging
pxPerStep := float32(gtx.Px(s.UnitsPerStep))
for _, e := range s.NumberInput.drag.Events(gtx.Metric, gtx, gesture.Axis(s.Axis)) {
for _, ev := range gtx.Events(s.NumberInput) {
if e, ok := ev.(pointer.Event); ok {
switch e.Type {
case pointer.Press:
s.NumberInput.dragStartValue = s.NumberInput.Value
if s.Axis == layout.Horizontal {
s.NumberInput.dragStartXY = e.Position.X
} else {
s.NumberInput.dragStartXY = e.Position.Y
}
s.NumberInput.dragStartXY = e.Position.X - e.Position.Y
case pointer.Drag:
var deltaCoord float32
if s.Axis == layout.Horizontal {
deltaCoord = e.Position.X - s.NumberInput.dragStartXY
} else {
deltaCoord = e.Position.Y - s.NumberInput.dragStartXY
}
deltaCoord = e.Position.X - e.Position.Y - s.NumberInput.dragStartXY
s.NumberInput.Value = s.NumberInput.dragStartValue + int(deltaCoord/pxPerStep+0.5)
}
}
}
// Avoid affecting the input tree with pointer events.
stack := op.Push(gtx.Ops)
// register for input
dragRect := image.Rect(0, 0, gtx.Constraints.Min.X, gtx.Constraints.Min.Y)
pointer.Rect(dragRect).Add(gtx.Ops)
s.NumberInput.drag.Add(gtx.Ops)
pointer.InputOp{
Tag: s.NumberInput,
Types: pointer.Press | pointer.Drag | pointer.Release,
}.Add(gtx.Ops)
stack.Pop()
}
return layout.Dimensions{Size: gtx.Constraints.Min}