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|
package ui
import (
"image/color"
"github.com/hajimehoshi/ebiten/v2"
"muhq.space/muhqs-game/go/game"
)
const (
PROMPT_HEIGHT int = 50
)
type Prompt struct {
EventHandlersMap
y, width int
action game.Action
components []Widget
cancelable bool
}
func NewPrompt(y, width int, action game.Action, promptText string) *Prompt {
p := &Prompt{
EventHandlersMap: NewEventHandlersMap(),
y: y,
width: width,
action: action,
components: []Widget{NewFixedTextBox(0, y, width, PROMPT_HEIGHT, promptText).Centering(true)},
}
p.RegisterHandler("hover", p.Hover)
return p
}
func NewCancelablePrompt(y, width int, action game.Action, promptText string) *Prompt {
p := NewPrompt(y, width, action, promptText)
p.cancelable = true
return p
}
func (p *Prompt) Cancelable() bool { return p.cancelable }
func (p *Prompt) Action() game.Action { return p.action }
func (p *Prompt) Add(obj any) error {
if handCard, ok := obj.(HandCard); ok {
obj = handCard.C
}
return p.action.Targets().AddSelection(obj)
}
func (p *Prompt) Height() int {
return PROMPT_HEIGHT
}
func (p *Prompt) ClearSelections() {
p.action.Targets().ClearSelections()
}
func (p *Prompt) Draw(screen *ebiten.Image) {
for _, comp := range p.components {
comp.Draw(screen)
}
}
func (p *Prompt) Contains(x, y int) bool {
return x >= 0 && y >= 0 && x <= p.width && y >= p.y && y <= p.y+PROMPT_HEIGHT
}
func (p *Prompt) FindObjectAt(screenX, screenY int) any { return nil }
func (*Prompt) Render(Widget) *ebiten.Image { return nil }
func (p *Prompt) setTextBgAlpha(alpha uint8) {
for _, comp := range p.components {
textBox, ok := comp.(*TextBox)
if !ok {
continue
}
bg := color.RGBAModel.Convert(textBox.bg).(color.RGBA)
bg.A = alpha
textBox.Bg(bg)
textBox.ForceRedraw()
}
}
func (p *Prompt) Hover(hover bool, x int, y int) {
if hover {
p.setTextBgAlpha(0x7f)
} else {
p.setTextBgAlpha(0xff)
}
}
func (p *Prompt) Layout() (int, int) {
return p.width, PROMPT_HEIGHT
}
|
