Add in-game log

make.bat

@@ -32,6 +32,7 @@ copy tool\minimap.re build\practice-windows
 copy tool\mapeditor.re build\practice-windows
 copy tool\world_options.re build\practice-windows
 copy tool\player.re build\practice-windows
+copy tool\log.re build\practice-windows
 echo Converting lf to crlf
 call :convert main.re
 call :convert prelude.re
@@ -53,6 +54,7 @@ call :convert minimap.re
 call :convert mapeditor.re
 call :convert world_options.re
 call :convert player.re
+call :convert log.re
 
 echo Don't forget to create a zip
 exit /b 0

tool/log.re

@@ -0,0 +1,52 @@
+static mut LOG = Log {
+    messages: List::new(),
+    message_expire_delay: 5000,
+};
+
+struct Log {
+    messages: List<LogMessage>,
+    message_expire_delay: int,
+}
+
+struct LogMessage {
+    content: string,
+    added_timestamp: int,
+}
+
+fn log(content: string) {
+    let message = LogMessage {
+        content: content,
+        added_timestamp: current_time_millis(),
+    };
+    LOG.messages.push(message);
+}
+fn clean_expired_messages() {
+    let mut i = 0;
+    while i < LOG.messages.len() {
+        if (current_time_millis() - LOG.messages.get(i).unwrap().added_timestamp) > LOG.message_expire_delay {
+            LOG.messages.remove(i);
+        } else {
+            i += 1;
+        }
+    }
+}
+
+fn draw_log_messages() {
+    let mut i = 0;
+    while i < LOG.messages.len() {
+        let viewport = Tas::get_viewport_size();
+        let message = LOG.messages.get(i).unwrap();
+        Tas::draw_text(DrawText {
+            text: message.content,
+            color: Color { red: 1., green: 0., blue: 0., alpha: 1.},
+            x: 10.,
+            // 51 denotes the amount of vertical space from the bottom of the screen.
+            // 48 denotes the amount of vertical space between each log message.
+            y: viewport.height.to_float() - ((51. * SETTINGS.ui_scale) + ((48. * SETTINGS.ui_scale) * i.to_float())),
+            scale: SETTINGS.ui_scale,
+            scale_position: false,
+        });
+        i += 1;
+    }
+    clean_expired_messages();
+}

tool/main.re

@@ -1,3 +1,4 @@
+include "log.re";
 include "settings.re";
 include "keys.re";
 include "component.re"
@@ -61,6 +62,7 @@ Platforms: {GAME_STATS.current_platforms} (Total: {GAME_STATS.total_platforms})
 Resets: {GAME_STATS.total_resets} | Any%: {GAME_STATS.total_runs_completed} | 100%: {GAME_STATS.total_100_runs_completed} | All Platforms: {GAME_STATS.total_all_platforms_runs_completed} | All Cubes: {GAME_STATS.total_all_cubes_runs_completed} | Lowest #Platforms: {GAME_STATS.fewest_platform_run}";
             }
             start_menu_text.text = text;
+            draw_log_messages();
         }),
         selected: 0,
     }