From 133d07d5e7781c86cc11cd86e80ad1ff5325fc36 Mon Sep 17 00:00:00 2001
From: Charlie Stanton <charlie@shtanton.xyz>
Date: Sun, 6 Apr 2025 18:19:16 +0100
Subject: add nelson transparency

---
 src/types.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'src/types.c')

diff --git a/src/types.c b/src/types.c
index d2a7575..fdb9aa0 100644
--- a/src/types.c
+++ b/src/types.c
@@ -14,11 +14,17 @@ typedef struct {
 	unsigned char r, g, b, a;
 } Color;
 
+typedef struct {
+	char index;
+	unsigned char opacity;
+	char padding[2];
+} ImageRef;
+
 typedef struct {
 	int x, y, w, h;
 	Color fill;
 	Color border;
-	int image;
+	ImageRef image;
 } DrawElement;
 
 typedef struct {
@@ -63,6 +69,14 @@ enum {
 	N_IMAGES,
 };
 
+static const char colorImages[N_COLORS] = {
+	[RED] = IMAGE_NELSON,
+	[RED_LEFT] = IMAGE_NELSON_LEFT,
+	[RED_UP] = IMAGE_NELSON_UP,
+	[RED_RIGHT] = IMAGE_NELSON_RIGHT,
+	[RED_DOWN] = IMAGE_NELSON_DOWN,
+};
+
 enum {
 	BUTTON_BACK,
 	BUTTON_RETRY,
-- 
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