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package ui
import (
"fmt"
"image/color"
"github.com/hajimehoshi/ebiten/v2"
"github.com/hajimehoshi/ebiten/v2/inpututil"
"github.com/hajimehoshi/ebiten/v2/text"
"muhq.space/muhqs-game/go/font"
"muhq.space/muhqs-game/go/game"
)
var (
TEXTBOX_DEFAULT_BACKGROUND = color.Black
TEXTBOX_DEFAULT_FOREGROUND = color.White
TEXTBOX_DEFAULT_MARGIN = 3
TEXTBOX_AUTO_DIMENSION = -1
)
type TextBox struct {
WidgetBase
text string
fg color.Color
bg color.Color
XMargin int
YMargin int
center bool
}
func NewFixedTextBox(x, y int, width, height int, t string) *TextBox {
tb := &TextBox{
WidgetBase: NewWidgetBase(x, y, width, height),
text: t,
fg: TEXTBOX_DEFAULT_FOREGROUND,
bg: TEXTBOX_DEFAULT_BACKGROUND,
XMargin: TEXTBOX_DEFAULT_MARGIN,
YMargin: TEXTBOX_DEFAULT_MARGIN,
}
tb.renderImpl = func() *ebiten.Image { return tb.render() }
return tb
}
func NewAutoTextBox(x, y int, text string) *TextBox {
return NewFixedTextBox(x, y, TEXTBOX_AUTO_DIMENSION, TEXTBOX_AUTO_DIMENSION, text)
}
func (tb *TextBox) Bg(bg color.Color) *TextBox {
tb.bg = bg
return tb
}
func (tb *TextBox) Fg(fg color.Color) *TextBox {
tb.fg = fg
return tb
}
func (tb *TextBox) Centering(centering bool) *TextBox {
tb.center = centering
return tb
}
func NewUnitInfo(x, y int, u *game.Unit) *TextBox {
info := fmt.Sprintf("%s\nDamage: %d\nHealth: %d\nUpkeep: %d",
u.String(), u.Damage(), u.Health, u.UpkeepCost())
if u.Movement != game.INVALID_MOVEMENT() {
info = fmt.Sprintf("%s\nMovement: %s", info, u.Movement.String())
}
if !game.INVALID_ATTACK(u.Attack) {
info = fmt.Sprintf("%s\nAttack: %s", info, u.Attack.String())
}
if len(u.Pile()) > 0 {
info = fmt.Sprintf("%s\nPile:", info)
for _, p := range u.Pile() {
info = fmt.Sprintf("%s\n %s", info, p.Card().Name)
}
}
return NewAutoTextBox(x, y, info)
}
func NewGenericPermInfo(x, y int, p game.Permanent) *TextBox {
info := fmt.Sprintf("%s\nDamage: %d", p.String(), p.Damage())
return NewAutoTextBox(x, y, info)
}
func NewPermInfo(x, y int, p game.Permanent) *TextBox {
switch p := p.(type) {
case *game.Unit:
return NewUnitInfo(x, y, p)
default:
return NewGenericPermInfo(x, y, p)
}
}
func (tb *TextBox) render() *ebiten.Image {
var x, y int
b := text.BoundString(font.Font24, tb.text)
if tb.Width == -1 || tb.Height == -1 {
tb.Width = b.Dx() + 2*tb.XMargin
tb.Height = b.Dy() + 2*tb.YMargin
x = tb.XMargin + b.Min.X
y = tb.YMargin - b.Min.Y
} else {
if !tb.center {
x = tb.XMargin + b.Min.X
} else {
x = tb.Width/2 - centerTextXOffset(b)
}
y = tb.Height/2 - centerTextYOffset(b)
}
img := ebiten.NewImage(tb.Width, tb.Height)
img.Fill(tb.bg)
text.Draw(img, tb.text, font.Font24, x, y, tb.fg)
return img
}
type PocList struct {
TextBox
hoverCardView
centerX int
bottomY int
poc game.PileOfCards
}
func NewPocList(centerX, bottomY int, poc game.PileOfCards) *PocList {
w := &PocList{
TextBox: *(NewAutoTextBox(-1, -1, "").Centering(true)),
centerX: centerX,
bottomY: bottomY,
poc: poc,
}
w.hoverCardView.init(w)
w.renderImpl = func() *ebiten.Image {
w.setText()
return w.render()
}
return w
}
func (w *PocList) setText() {
w.Width, w.Height = -1, -1
t := ""
for _, c := range w.poc.Cards() {
t = fmt.Sprintf("%s%s\n", t, c.Name)
}
if t != "" {
w.text = t[:len(t)-1]
} else {
w.text = "No cards"
}
b := text.BoundString(font.Font24, w.text)
w.X = w.centerX - b.Dx()/2 - w.XMargin
w.Y = w.bottomY - b.Dy() - w.YMargin
}
func (w *PocList) FindObjectAt(_x, _y int) interface{} {
if !w.Contains(_x, _y) {
return nil
}
cards := w.poc.Cards()
if len(cards) == 0 {
return nil
}
y := _y - w.Y
b := text.BoundString(font.Font24, w.text)
i := y / (b.Dy() / w.poc.Size())
if i >= len(cards) {
return nil
}
return cards[i]
}
type TextInput struct {
TextBox
input string
label string
}
func NewTextInput(x, y int, width, height int, label string) *TextInput {
w := &TextInput{
TextBox: *(NewFixedTextBox(x, y, width, height, "").Centering(true)),
input: "",
label: label,
}
w.renderImpl = func() *ebiten.Image {
if w.input == "" {
w.text = w.label
} else {
w.text = w.input
}
return w.render()
}
return w
}
func (ti *TextInput) SetInput(input string) {
ti.input = input
ti.ForceRedraw()
}
func (ti *TextInput) AddInput(input []rune) {
ti.SetInput(ti.input + string(input))
}
func (ti *TextInput) HandleKey() {
if inpututil.IsKeyJustPressed(ebiten.KeyBackspace) {
if len(ti.input) > 0 {
ti.input = ti.input[:len(ti.input)-1]
ti.ForceRedraw()
}
}
}
func (ti *TextInput) Text() string {
return ti.input
}
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