From 9b1b2f4590ec0ad107a4f5e7931a23003efe0a3b Mon Sep 17 00:00:00 2001
From: Witold Filipczyk <witekfl@poczta.onet.pl>
Date: Fri, 18 Mar 2022 16:33:52 +0100
Subject: [PATCH] [colors] displaying node_numbers colors for 24bit color

---
 src/bfu/style.c       | 28 ++++++++++++++++++++++++++++
 src/bfu/style.h       |  2 ++
 src/terminal/screen.c | 14 ++++++++++++--
 3 files changed, 42 insertions(+), 2 deletions(-)

diff --git a/src/bfu/style.c b/src/bfu/style.c
index c5208f90..9d6c7e3f 100644
--- a/src/bfu/style.c
+++ b/src/bfu/style.c
@@ -28,6 +28,7 @@ struct bfu_color_entry {
 	unsigned int node_number;
 
 	unsigned int was_color256_set:1;
+	unsigned int was_color24_set:1;
 
 	struct screen_char c256;
 	struct screen_char c24;
@@ -63,6 +64,33 @@ get_bfu_foreground_color256_node(unsigned int node_number)
 	return TERM_COLOR_FOREGROUND_256(entry->c256.c.color);
 }
 
+unsigned char *
+get_bfu_background_color_true_node(unsigned int node_number)
+{
+	struct bfu_color_entry *entry = node_entries[node_number];
+
+	if (!entry->was_color24_set) {
+		set_term_color(&entry->c24, &entry->colors, 0, COLOR_MODE_TRUE_COLOR);
+		entry->was_color24_set = 1;
+	}
+
+	return &entry->c24.c.color[3];
+}
+
+unsigned char *
+get_bfu_foreground_color_true_node(unsigned int node_number)
+{
+	struct bfu_color_entry *entry = node_entries[node_number];
+
+	if (!entry->was_color24_set) {
+		set_term_color(&entry->c24, &entry->colors, 0, COLOR_MODE_TRUE_COLOR);
+		entry->was_color24_set = 1;
+	}
+
+	return &entry->c24.c.color[0];
+}
+
+
 static struct bfu_color_entry *
 get_bfu_color_common(struct terminal *term, const char *stylename)
 {
diff --git a/src/bfu/style.h b/src/bfu/style.h
index 4741ccbd..5ee5d315 100644
--- a/src/bfu/style.h
+++ b/src/bfu/style.h
@@ -29,6 +29,8 @@ unsigned int get_bfu_color_node(struct terminal *term, const char *stylename);
 
 unsigned char get_bfu_background_color256_node(unsigned int node_number);
 unsigned char get_bfu_foreground_color256_node(unsigned int node_number);
+unsigned char *get_bfu_background_color_true_node(unsigned int node_number);
+unsigned char *get_bfu_foreground_color_true_node(unsigned int node_number);
 
 /** Cleanup after the BFU style cache
  *
diff --git a/src/terminal/screen.c b/src/terminal/screen.c
index fda5b3f6..04a5fe86 100644
--- a/src/terminal/screen.c
+++ b/src/terminal/screen.c
@@ -1233,14 +1233,24 @@ static const struct string color_true_seqs[] = {
 static unsigned char *
 get_true_background_color_from_node(struct screen_char *ch)
 {
-	/* TODO */
+	unsigned int node_number = ch->c.node_number;
+
+	if (node_number < 1024) {
+		return get_bfu_background_color_true_node(node_number);
+	}
+
 	return &(ch)->c.color[3];
 }
 
 static unsigned char *
 get_true_foreground_color_from_node(struct screen_char *ch)
 {
-	/* TODO */
+	unsigned int node_number = ch->c.node_number;
+
+	if (node_number < 1024) {
+		return get_bfu_foreground_color_true_node(node_number);
+	}
+
 	return &(ch)->c.color[0];
 }