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OpenDiablo2/d2render/d2ui/checkbox.go
2019-11-10 17:36:25 -05:00

103 lines
2.3 KiB
Go

package d2ui
import (
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2interface"
"github.com/OpenDiablo2/OpenDiablo2/d2common/d2resource"
"github.com/OpenDiablo2/OpenDiablo2/d2data/d2datadict"
"github.com/OpenDiablo2/OpenDiablo2/d2render"
"github.com/hajimehoshi/ebiten"
)
type Checkbox struct {
x, y int
pressed bool
visible bool
width, height uint32
Image *ebiten.Image
checkedImage *ebiten.Image
onClick func()
enabled bool
}
func CreateCheckbox(fileProvider d2interface.FileProvider, toggleState bool) Checkbox {
result := Checkbox{
pressed: toggleState,
visible: true,
width: 0,
height: 0,
enabled: true,
}
checkboxSprite := d2render.CreateSprite(fileProvider.LoadFile(d2resource.Checkbox), d2datadict.Palettes[d2enum.Fechar])
result.width, result.height = checkboxSprite.GetFrameSize(0)
checkboxSprite.MoveTo(0, 0)
result.Image, _ = ebiten.NewImage(int(result.width), int(result.height), ebiten.FilterNearest)
checkboxSprite.DrawSegments(result.Image, 1, 1, 0)
result.checkedImage, _ = ebiten.NewImage(int(result.width), int(result.height), ebiten.FilterNearest)
checkboxSprite.DrawSegments(result.checkedImage, 1, 1, 1)
return result
}
func (v Checkbox) Draw(target *ebiten.Image) {
opts := &ebiten.DrawImageOptions{
CompositeMode: ebiten.CompositeModeSourceAtop,
Filter: ebiten.FilterNearest,
}
opts.GeoM.Translate(float64(v.x), float64(v.y))
if v.pressed == false {
target.DrawImage(v.Image, opts)
} else {
target.DrawImage(v.checkedImage, opts)
}
}
func (v Checkbox) GetEnabled() bool {
return v.enabled
}
func (v *Checkbox) SetEnabled(enabled bool) {
v.enabled = enabled
}
func (v *Checkbox) SetPressed(pressed bool) {
v.pressed = pressed
}
func (v Checkbox) GetPressed() bool {
return v.pressed
}
func (v *Checkbox) OnActivated(callback func()) {
v.onClick = callback
}
func (v *Checkbox) Activate() {
v.pressed = !v.pressed
if v.onClick == nil {
return
}
v.onClick()
}
func (v Checkbox) GetLocation() (int, int) {
return v.x, v.y
}
func (v Checkbox) GetSize() (uint32, uint32) {
return v.width, v.height
}
func (v Checkbox) GetVisible() bool {
return v.visible
}
func (v *Checkbox) MoveTo(x int, y int) {
v.x = x
v.y = y
}
func (v *Checkbox) SetVisible(visible bool) {
v.visible = visible
}