Modularize rendering

3 files changed, 35 insertions, 0 deletions

diff --git a/plugins/healthbar/Makefile b/plugins/healthbar/Makefile
new file mode 100644
index 0000000..91c65d4
--- /dev/null
+++ b/plugins/healthbar/Makefile
@@ -0,0 +1,4 @@
+plugins/healthbar/healthbar.so: plugins/healthbar/healthbar.c plugins/game/game.h
+	cc -g -shared -fpic -o plugins/healthbar/healthbar.so plugins/healthbar/healthbar.c
+
+PLUGINS := ${PLUGINS} plugins/healthbar/healthbar.so
diff --git a/plugins/healthbar/dependencies.txt b/plugins/healthbar/dependencies.txt
new file mode 100644
index 0000000..dc22e61
--- /dev/null
+++ b/plugins/healthbar/dependencies.txt
@@ -0,0 +1 @@
+game
diff --git a/plugins/healthbar/healthbar.c b/plugins/healthbar/healthbar.c
new file mode 100644
index 0000000..5651051
--- /dev/null
+++ b/plugins/healthbar/healthbar.c
@@ -0,0 +1,30 @@
+#include <stdio.h>
+#include "../game/game.h"
+
+static struct color red = {255, 0, 0};
+static struct color gray;
+
+static void render_healthbar(struct winsize ws)
+{
+	int y = max(ws.ws_row - 2, 0);
+	int x = max(ws.ws_col / 2 - player.max_health, 0);
+
+	printf("\e[%u;%uH", y, x);
+
+	set_color(red, false);
+
+	int health = max(player.health, 0);
+
+	for (int i = 0; i < player.max_health; i++) {
+		if (i == health)
+			set_color(gray, false);
+		printf("♥ ");
+	}
+}
+
+__attribute__ ((constructor)) static void init()
+{
+	gray = get_color("#5A5A5A");
+
+	register_render_component(&render_healthbar);
+}