remove demo game

asset.text.go

@@ -0,0 +1,72 @@
+package pncdsl
+
+import (
+	"image/color"
+
+	"github.com/hajimehoshi/ebiten/v2"
+	"github.com/hajimehoshi/ebiten/v2/ebitenutil"
+)
+
+// drawText is a minimal text draw using ebiten's built-in debug font.
+// The glyphs are 6×16-ish; good enough for a SCUMM-style 320×200 demo.
+func drawText(dst *ebiten.Image, s string, x, y int, c color.Color) {
+	if s == "" {
+		return
+	}
+	// ebitenutil.DebugPrintAt only draws white; for color we render to a
+	// tiny offscreen, then ColorScale-tint when blitting. Simpler: just
+	// use the white draw and skip color. (TODO: text/v2 once needed.)
+	_ = c
+	ebitenutil.DebugPrintAt(dst, s, x, y)
+}
+
+// textWidth is a coarse pixel-width estimate, used for centering.
+func textWidth(s string) int { return len(s) * 6 }
+
+// wrapText splits s at word boundaries into lines no wider than maxPx.
+func wrapText(s string, maxPx int) []string {
+	if maxPx <= 0 || textWidth(s) <= maxPx {
+		return []string{s}
+	}
+	var (
+		out  []string
+		line string
+	)
+	flush := func() {
+		if line != "" {
+			out = append(out, line)
+			line = ""
+		}
+	}
+	word := ""
+	for _, r := range s {
+		if r == ' ' || r == '\n' {
+			if line == "" {
+				line = word
+			} else if textWidth(line+" "+word) <= maxPx {
+				line += " " + word
+			} else {
+				flush()
+				line = word
+			}
+			word = ""
+			if r == '\n' {
+				flush()
+			}
+			continue
+		}
+		word += string(r)
+	}
+	if word != "" {
+		if line == "" {
+			line = word
+		} else if textWidth(line+" "+word) <= maxPx {
+			line += " " + word
+		} else {
+			flush()
+			line = word
+		}
+	}
+	flush()
+	return out
+}