From 91ee18009ff61c23b6f3743eadbded7395a7e248 Mon Sep 17 00:00:00 2001
From: Rose Hogenson <rosehogenson@posteo.net>
Date: Thu, 5 Sep 2024 21:57:50 -0700
Subject: Inline the numbers package.

---
 pongo.go | 49 ++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 46 insertions(+), 3 deletions(-)

(limited to 'pongo.go')

diff --git a/pongo.go b/pongo.go
index fe11451..984bf58 100644
--- a/pongo.go
+++ b/pongo.go
@@ -5,9 +5,9 @@ import (
 	"fmt"
 	"github.com/veandco/go-sdl2/mix"
 	"github.com/veandco/go-sdl2/sdl"
-	"gitlab.com/rhogenson/pongo/numbers"
 	"math"
 	"os"
+	"strconv"
 	"time"
 )
 
@@ -19,6 +19,49 @@ const (
 	paddleSpeed = 5
 )
 
+// Imagine a digital clock. Do they still make those?
+var digitSegments = []uint8{0x77, 0x24, 0x5d, 0x6d, 0x2e, 0x6b, 0x7b, 0x25, 0x7f, 0x6f}
+
+func drawNumber(renderer *sdl.Renderer, n int, x, y int32) error {
+	const (
+		width     = 60
+		height    = 100
+		thickness = 10
+		padding   = 20
+	)
+
+	for _, d := range strconv.Itoa(n) {
+		segments := digitSegments[d-'0']
+		for i := range 7 {
+			if segments&(1<<i) == 0 {
+				continue
+			}
+			var r *sdl.Rect
+			switch i {
+			case 0:
+				r = &sdl.Rect{X: x, Y: y, W: width, H: thickness}
+			case 1:
+				r = &sdl.Rect{X: x, Y: y, W: thickness, H: height / 2}
+			case 2:
+				r = &sdl.Rect{X: x + width - thickness, Y: y, W: thickness, H: height / 2}
+			case 3:
+				r = &sdl.Rect{X: x, Y: y + height/2 - thickness/2, W: width, H: thickness}
+			case 4:
+				r = &sdl.Rect{X: x, Y: y + height/2, W: thickness, H: height / 2}
+			case 5:
+				r = &sdl.Rect{X: x + width - thickness, Y: y + height/2, W: thickness, H: height / 2}
+			case 6:
+				r = &sdl.Rect{X: x, Y: y + height - thickness, W: width, H: thickness}
+			}
+			if err := renderer.FillRect(r); err != nil {
+				return err
+			}
+		}
+		x += width + padding
+	}
+	return nil
+}
+
 func keyPressed(key sdl.Keycode) bool {
 	return sdl.GetKeyboardState()[sdl.GetScancodeFromKey(key)] != 0
 }
@@ -263,10 +306,10 @@ func pong() error {
 			fmt.Fprintln(os.Stderr, err)
 		}
 
-		if err := numbers.Draw(renderer, playerScore, 150, 30); err != nil {
+		if err := drawNumber(renderer, playerScore, 150, 30); err != nil {
 			fmt.Fprintln(os.Stderr, err)
 		}
-		if err := numbers.Draw(renderer, aiScore, 1300, 30); err != nil {
+		if err := drawNumber(renderer, aiScore, 1300, 30); err != nil {
 			fmt.Fprintln(os.Stderr, err)
 		}
 
-- 
cgit v1.3.1