1 files changed, 161 insertions, 0 deletions
diff --git a/go/ui/textBox.go b/go/ui/textBox.go
new file mode 100644
index 00000000..78199410
--- /dev/null
+++ b/go/ui/textBox.go
@@ -0,0 +1,161 @@
+package ui
+
+import (
+	"fmt"
+	"image/color"
+
+	"github.com/hajimehoshi/ebiten/v2"
+	"github.com/hajimehoshi/ebiten/v2/text"
+	"muhq.space/muhqs-game/go/font"
+	"muhq.space/muhqs-game/go/game"
+)
+
+var (
+	TEXTBOX_DEFAULT_BACKGROUND = gray
+	TEXTBOX_DEFAULT_FOREGROUND = color.White
+
+	TEXTBOX_DEFAULT_MARGIN = 3
+)
+
+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, center bool) *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,
+		Center:     center,
+	}
+	tb.renderImpl = func() *ebiten.Image { return tb.render() }
+	return tb
+}
+
+func NewCenteringFixedTextBox(x, y int, width, height int, t string) *TextBox {
+	return NewFixedTextBox(x, y, width, height, t, true)
+}
+
+func NewAutoTextBox(x, y int, t string) *TextBox {
+	return NewFixedTextBox(x, y, -1, -1, t, false)
+}
+
+func NewCenteringAutoTextBox(x, y int, t string) *TextBox {
+	return NewFixedTextBox(x, y, -1, -1, t, true)
+}
+
+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.Upkeep)
+
+	if u.Movement != game.INVALID_MOVEMENT() {
+		info = fmt.Sprintf("%s\nMovement: %s", info, u.Movement.String())
+	}
+
+	if u.Attack != game.INVALID_ATTACK() {
+		info = fmt.Sprintf("%s\nAttack: %s", info, u.Attack.String())
+	}
+
+	return NewAutoTextBox(x, y, info)
+}
+
+func NewPermInfo(x, y int, p game.Permanent) *TextBox {
+	info := fmt.Sprintf("%s\nDamage: %d", p.String(), p.Damage())
+	return NewAutoTextBox(x, y, info)
+}
+
+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 - b.Dx()) / 2
+			if x < 0 {
+				x = 0
+			}
+		}
+
+		y = tb.Height - b.Dy()/2
+		if y < 0 {
+			y = 0
+		}
+	}
+
+	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
+	centerX int
+	bottomY int
+	poc     game.PileOfCards
+}
+
+func NewPocList(centerX, bottomY int, poc game.PileOfCards) *PocList {
+	w := &PocList{
+		TextBox: TextBox{
+			WidgetBase: NewWidgetBase(-1, -1, -1, -1),
+			Text:       "",
+			Fg:         TEXTBOX_DEFAULT_FOREGROUND,
+			Bg:         TEXTBOX_DEFAULT_BACKGROUND,
+			XMargin:    TEXTBOX_DEFAULT_MARGIN,
+			YMargin:    TEXTBOX_DEFAULT_MARGIN,
+			Center:     true,
+		},
+		centerX: centerX,
+		bottomY: bottomY,
+		poc:     poc,
+	}
+	w.renderImpl = func() *ebiten.Image {
+		w.setText()
+		return w.render()
+	}
+	return w
+}
+
+func (w *PocList) setText() {
+	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{} {
+	cards := w.poc.Cards()
+	if len(cards) == 0 {
+		return nil
+	}
+
+	// b := text.BoundString(font.Font, w.Text)
+	// i := b.Dy() / w.poc.Size()
+	return cards[0]
+}