From 02f11f2c49378765d644edccd71ed6bb74e84cc2 Mon Sep 17 00:00:00 2001
From: kdx <kdx@42l.fr>
Date: Sat, 18 Feb 2023 01:32:22 +0100
Subject: arter

---
 commands.c    |  26 ++++++++++++++++++++++++--
 commands.h    |   1 +
 level.c       |   4 +++-
 main.c        |   1 +
 res/left.bmp  | Bin 1674 -> 1674 bytes
 res/right.bmp | Bin 1674 -> 1674 bytes
 6 files changed, 29 insertions(+), 3 deletions(-)

diff --git a/commands.c b/commands.c
index 83272ee..df51035 100644
--- a/commands.c
+++ b/commands.c
@@ -1,6 +1,9 @@
 #include "commands.h"
 #include "lzr.h"
 #include "cfg.h"
+#include <SDL2/SDL_log.h>
+
+int mouse_x, mouse_y, hovered = -1, editing = -1;
 
 static const unsigned int commands[COM_LEN] = {
 	COM_RIGHT,
@@ -13,12 +16,31 @@ static const unsigned int commands[COM_LEN] = {
 	COM_UP
 };
 
+void commands_update(void)
+{
+	LZR_MousePosition(&mouse_x, &mouse_y);
+	hovered = -1;
+	if (mouse_x > CFG_TSIZE / 2 && mouse_x <= CFG_TSIZE * 2.5) {
+		int y = (mouse_y - CFG_TSIZE / 2) / (int)(CFG_TSIZE * 1.5);
+		if (y < 0 || y >= COM_LEN)
+			return;
+		hovered = y;
+		if (LZR_BUTTON(MOUSE_L))
+			editing = commands[y];
+	}
+}
+
 void commands_draw(void)
 {
-	LZR_DrawSetColor(1, 1, 1, 1);
 	for (int i = 0; i < COM_LEN; i++) {
 		const int dx = CFG_TSIZE / 2;
 		const int dy = CFG_TSIZE / 2 + i * (int)(CFG_TSIZE * 1.5);
-		LZR_DrawImage(commands[i], dx, dy);
+		const int cmd = commands[i];
+		const int blink = hovered != i || (LZR_GetTick() & 1);
+		if (cmd == editing)
+			LZR_DrawSetColor(rand() & 1, rand() & 1, rand() & 1, 1);
+		else
+			LZR_DrawSetColor(blink, blink, blink, 1);
+		LZR_DrawImage(cmd, dx, dy);
 	}
 }
diff --git a/commands.h b/commands.h
index 39badc5..8a832b6 100644
--- a/commands.h
+++ b/commands.h
@@ -12,4 +12,5 @@ enum {
 	COM_LEN = 8
 };
 
+void commands_update(void);
 void commands_draw(void);
diff --git a/level.c b/level.c
index 2c68335..dbf27da 100644
--- a/level.c
+++ b/level.c
@@ -1,6 +1,7 @@
 #include "level.h"
 #include "lzr.h"
 #include "cfg.h"
+#include <stdlib.h>
 
 static const char level[LEVEL_HEIGHT * LEVEL_WIDTH] = {
 	"000000000000"
@@ -28,7 +29,8 @@ void level_draw()
 	for (int x = 0; x < LEVEL_WIDTH; x++) {
 		const int dx = (x + 3) * CFG_TSIZE;
 		const int dy = y * CFG_TSIZE;
-		if (level_get(x, y) == '0')
+		if (level_get(x, y) == '0' && ((rand() & 3) == 3 ||
+		    LZR_GetTick() & 1))
 			LZR_DrawRectangle(true, dx, dy, CFG_TSIZE, CFG_TSIZE);
 	}
 }
diff --git a/main.c b/main.c
index ff11c08..f4dcf38 100644
--- a/main.c
+++ b/main.c
@@ -21,6 +21,7 @@ int main(int argc, char **argv)
 		return LZR_Quit(), 1;
 	while (!LZR_ShouldQuit()) {
 		LZR_CycleEvents();
+		commands_update();
 		LZR_DrawBegin();
 		LZR_DrawSetColor(rcol(), rcol(), rcol(), 1);
 		LZR_DrawClear();
diff --git a/res/left.bmp b/res/left.bmp
index 80e126c..e180231 100644
Binary files a/res/left.bmp and b/res/left.bmp differ
diff --git a/res/right.bmp b/res/right.bmp
index 6beee4e..4a145bf 100644
Binary files a/res/right.bmp and b/res/right.bmp differ
-- 
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