112 lines
2.7 KiB
Go
112 lines
2.7 KiB
Go
package widgets
|
|
|
|
import (
|
|
"strconv"
|
|
|
|
"aego/core/mathx"
|
|
"aego/platform/input"
|
|
"aego/ui/core"
|
|
)
|
|
|
|
func TextInput(c *core.Context, id core.ID, buf *string, label string) bool {
|
|
r := c.Cursor().Next(0)
|
|
focused := c.Focus() == id
|
|
if c.Clicked(id, r) {
|
|
c.SetFocus(id)
|
|
focused = true
|
|
}
|
|
changed := false
|
|
if focused {
|
|
if text := c.TextInput(); len(text) > 0 {
|
|
*buf += string(text)
|
|
changed = true
|
|
}
|
|
if c.KeyRepeat(input.KeyBackspace) && len(*buf) > 0 {
|
|
*buf = (*buf)[:len(*buf)-1]
|
|
changed = true
|
|
}
|
|
if c.KeyRepeat(input.KeyEscape) || c.KeyRepeat(input.KeyEnter) {
|
|
c.SetFocus(0)
|
|
}
|
|
}
|
|
bg := c.Theme.Widget
|
|
if focused {
|
|
bg = c.Theme.WidgetDown
|
|
}
|
|
c.List().Rect(r, bg)
|
|
border := c.Theme.Border
|
|
if focused {
|
|
border = c.Theme.Accent
|
|
}
|
|
c.List().RectOutline(r, border, 1)
|
|
text := *buf
|
|
if focused {
|
|
text += "_"
|
|
}
|
|
c.List().Text(text, mathx.Vec2{X: r.X + 4, Y: textY(c, r)}, c.Theme.Text)
|
|
if label != "" {
|
|
c.List().Text(label, mathx.Vec2{X: r.X + r.W + 6, Y: textY(c, r)}, c.Theme.TextDim)
|
|
}
|
|
return changed
|
|
}
|
|
|
|
func TreeNode(c *core.Context, id core.ID, label string, open *bool, selected bool) bool {
|
|
r := c.Cursor().Next(0)
|
|
clicked := c.Clicked(id, r)
|
|
arrowRect := mathx.Rect{X: r.X, Y: r.Y, W: r.H, H: r.H}
|
|
if clicked && c.Mouse().X < arrowRect.X+arrowRect.W {
|
|
*open = !*open
|
|
clicked = false
|
|
}
|
|
if selected {
|
|
c.List().Rect(r, c.Theme.WidgetDown)
|
|
} else if c.Hot() == id {
|
|
c.List().Rect(r, c.Theme.WidgetHot)
|
|
}
|
|
arrow := "+"
|
|
if *open {
|
|
arrow = "-"
|
|
}
|
|
c.List().Text(arrow, mathx.Vec2{X: r.X + 3, Y: textY(c, r)}, c.Theme.TextDim)
|
|
c.List().Text(label, mathx.Vec2{X: r.X + r.H, Y: textY(c, r)}, c.Theme.Text)
|
|
return clicked
|
|
}
|
|
|
|
func Selectable(c *core.Context, id core.ID, label string, selected bool) bool {
|
|
r := c.Cursor().Next(0)
|
|
clicked := c.Clicked(id, r)
|
|
if selected {
|
|
c.List().Rect(r, c.Theme.WidgetDown)
|
|
} else if c.Hot() == id {
|
|
c.List().Rect(r, c.Theme.WidgetHot)
|
|
}
|
|
c.List().Text(label, mathx.Vec2{X: r.X + 4, Y: textY(c, r)}, c.Theme.Text)
|
|
return clicked
|
|
}
|
|
|
|
func DragFloat(c *core.Context, id core.ID, label string, v *float32, speed float32) bool {
|
|
r := c.Cursor().Next(0)
|
|
changed := false
|
|
if delta, dragging := c.Drag(id, r); dragging && delta.X != 0 {
|
|
*v += delta.X * speed
|
|
changed = true
|
|
}
|
|
c.List().Rect(r, c.WidgetColor(id))
|
|
c.List().RectOutline(r, c.Theme.Border, 1)
|
|
buf := make([]byte, 0, 48)
|
|
buf = append(buf, label...)
|
|
buf = append(buf, ' ')
|
|
buf = strconv.AppendFloat(buf, float64(*v), 'g', 4, 32)
|
|
c.List().Text(string(buf), mathx.Vec2{X: r.X + 4, Y: textY(c, r)}, c.Theme.Text)
|
|
return changed
|
|
}
|
|
|
|
func DragInt(c *core.Context, id core.ID, label string, v *int32) bool {
|
|
f := float32(*v)
|
|
if DragFloat(c, id, label, &f, 0.25) {
|
|
*v = int32(f)
|
|
return true
|
|
}
|
|
return false
|
|
}
|