161 lines
3.1 KiB
Go
161 lines
3.1 KiB
Go
package d2ui
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import (
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"github.com/OpenDiablo2/D2Shared/d2data/d2dc6"
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"strings"
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"time"
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"github.com/hajimehoshi/ebiten/inpututil"
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"github.com/OpenDiablo2/D2Shared/d2common/d2enum"
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"github.com/OpenDiablo2/D2Shared/d2common/d2interface"
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"github.com/OpenDiablo2/D2Shared/d2common/d2resource"
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"github.com/OpenDiablo2/D2Shared/d2data/d2datadict"
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"github.com/OpenDiablo2/OpenDiablo2/d2render"
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"github.com/hajimehoshi/ebiten"
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)
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// TextBox represents a text input box
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type TextBox struct {
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text string
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x int
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y int
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visible bool
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enabled bool
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bgSprite d2render.Sprite
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textLabel Label
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lineBar Label
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}
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func CreateTextbox(fileProvider d2interface.FileProvider) TextBox {
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dc6, _ := d2dc6.LoadDC6(fileProvider.LoadFile(d2resource.TextBox2), d2datadict.Palettes[d2enum.Units])
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result := TextBox{
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bgSprite: d2render.CreateSpriteFromDC6(dc6),
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textLabel: CreateLabel(fileProvider, d2resource.FontFormal11, d2enum.Units),
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lineBar: CreateLabel(fileProvider, d2resource.FontFormal11, d2enum.Units),
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enabled: true,
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visible: true,
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}
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result.lineBar.SetText("_")
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return result
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}
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func repeatingKeyPressed(key ebiten.Key) bool {
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const (
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delay = 30
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interval = 3
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)
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d := inpututil.KeyPressDuration(key)
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if d == 1 {
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return true
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}
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if d >= delay && (d-delay)%interval == 0 {
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return true
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}
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return false
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}
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func (v TextBox) Draw(target *ebiten.Image) {
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if !v.visible {
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return
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}
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v.bgSprite.Draw(target)
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v.textLabel.Draw(target)
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if (time.Now().UnixNano()/1e6)&(1<<8) > 0 {
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v.lineBar.Draw(target)
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}
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}
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func (v *TextBox) Update() {
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if !v.visible || !v.enabled {
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return
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}
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newText := string(ebiten.InputChars())
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if len(newText) > 0 {
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v.text += newText
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v.SetText(v.text)
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}
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if repeatingKeyPressed(ebiten.KeyBackspace) {
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if len(v.text) >= 1 {
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v.text = v.text[:len(v.text)-1]
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}
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v.SetText(v.text)
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}
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}
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func (v TextBox) GetText() string {
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return v.text
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}
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func (v *TextBox) SetText(newText string) {
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result := ""
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for _, c := range newText {
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if !strings.Contains("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ", string(c)) {
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continue
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}
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result += string(c)
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}
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if len(result) > 15 {
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result = result[0:15]
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}
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v.text = result
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for {
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tw, _ := v.textLabel.GetTextMetrics(result)
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if tw > 150 {
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result = result[1:]
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continue
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}
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v.lineBar.MoveTo(v.x+6+int(tw), v.y+3)
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v.textLabel.SetText(result)
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break
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}
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}
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func (v TextBox) GetSize() (width, height uint32) {
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return v.bgSprite.GetSize()
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}
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func (v *TextBox) MoveTo(x, y int) {
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v.x = x
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v.y = y
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v.textLabel.MoveTo(v.x+6, v.y+3)
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v.lineBar.MoveTo(v.x+6+int(v.textLabel.Width), v.y+3)
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v.bgSprite.MoveTo(v.x, v.y+26)
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}
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func (v TextBox) GetLocation() (x, y int) {
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return v.x, v.y
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}
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func (v TextBox) GetVisible() bool {
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return v.visible
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}
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func (v *TextBox) SetVisible(visible bool) {
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v.visible = visible
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}
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func (v TextBox) GetEnabled() bool {
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return v.enabled
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}
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func (v *TextBox) SetEnabled(enabled bool) {
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v.enabled = enabled
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}
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func (v *TextBox) SetPressed(pressed bool) {
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// no op
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}
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func (v TextBox) GetPressed() bool {
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return false
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}
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func (v *TextBox) OnActivated(callback func()) {
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// no op
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}
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func (v TextBox) Activate() {
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//no op
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}
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