From 67fad00960fb6e9d067a6bf58862ce6db6e9104f Mon Sep 17 00:00:00 2001
From: ROllerozxa <rollerozxa@voxelmanip.se>
Date: Sat, 22 Jun 2024 20:51:57 +0200
Subject: [PATCH] Allow toggling fullscreen with F11

---
 src/src/pscreen.cc                 | 13 +++++++++++++
 src/src/settings.cc                |  1 +
 src/tms/backend/main.cc            | 14 +++-----------
 src/tms/backend/main_emscripten.cc |  6 ------
 src/tms/core/backend.h             |  4 ----
 src/tms/core/texture.h             |  2 --
 src/tms/core/tms.h                 |  2 +-
 7 files changed, 18 insertions(+), 24 deletions(-)

diff --git a/src/src/pscreen.cc b/src/src/pscreen.cc
index 5d74a07b..5e9655b6 100644
--- a/src/src/pscreen.cc
+++ b/src/src/pscreen.cc
@@ -9,6 +9,8 @@
 #include "soundmanager.hh"
 #include "game.hh"
 
+#include <SDL.h>
+
 p_text *pscreen::text_username;
 game_message *pscreen::message;
 game_graph pscreen::fps_graph("FPS");
@@ -239,6 +241,17 @@ pscreen::handle_input(tms::event *ev, int action)
                     ++ snd_counter;
                 }
                 break;
+
+            case TMS_KEY_F11:
+                uint32_t flags = SDL_GetWindowFlags(_tms._window);
+
+                if (flags & SDL_WINDOW_FULLSCREEN_DESKTOP)
+                    SDL_SetWindowFullscreen(_tms._window, 0);
+                else
+                    SDL_SetWindowFullscreen(_tms._window, SDL_WINDOW_FULLSCREEN_DESKTOP);
+
+                settings["window_fullscreen"]->v.b = (flags & SDL_WINDOW_FULLSCREEN_DESKTOP) == 0;
+                break;
         }
     } else if (ev->type == TMS_EV_POINTER_UP) {
 #ifndef NO_UI
diff --git a/src/src/settings.cc b/src/src/settings.cc
index a3d987c2..c9d87768 100644
--- a/src/src/settings.cc
+++ b/src/src/settings.cc
@@ -39,6 +39,7 @@ _settings::init()
     this->add("window_width",       S_INT32,   _tms.window_width);
     this->add("window_height",      S_INT32,   _tms.window_height);
     this->add("window_maximized",   S_BOOL,  0);
+    this->add("window_fullscreen",  S_BOOL, false);
 
     // False for now to allow for resetting the screensize if resizing somehow breaks it.
     this->add("autosave_screensize",S_BOOL,  false);
diff --git a/src/tms/backend/main.cc b/src/tms/backend/main.cc
index 53d48456..375a03d7 100644
--- a/src/tms/backend/main.cc
+++ b/src/tms/backend/main.cc
@@ -362,6 +362,9 @@ tbackend_init_surface()
     if (settings["window_maximized"]->v.b)
         flags |= SDL_WINDOW_MAXIMIZED;
 
+    if (settings["window_fullscreen"]->v.b)
+        flags |= SDL_WINDOW_FULLSCREEN_DESKTOP;
+
     tms_infof("Creating window..."); \
     _window = SDL_CreateWindow("Principia", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
 		_tms.window_width, _tms.window_height, flags);
@@ -644,14 +647,3 @@ const char *tbackend_get_storage_path(void)
     }
     return _storage_path;
 }
-
-void
-tbackend_toggle_fullscreen(void)
-{
-    uint32_t flags = SDL_GetWindowFlags(_window);
-
-    if (flags & SDL_WINDOW_FULLSCREEN)
-        SDL_SetWindowFullscreen(_window, SDL_FALSE);
-    else
-        SDL_SetWindowFullscreen(_window, SDL_TRUE);
-}
diff --git a/src/tms/backend/main_emscripten.cc b/src/tms/backend/main_emscripten.cc
index 1cd7c468..47f46241 100644
--- a/src/tms/backend/main_emscripten.cc
+++ b/src/tms/backend/main_emscripten.cc
@@ -264,9 +264,3 @@ const char *tbackend_get_storage_path(void)
     }
     return _storage_path;
 }
-
-void
-tbackend_toggle_fullscreen(void)
-{
-
-}
diff --git a/src/tms/core/backend.h b/src/tms/core/backend.h
index fe96ee16..603b7dad 100644
--- a/src/tms/core/backend.h
+++ b/src/tms/core/backend.h
@@ -30,14 +30,10 @@
 extern "C" {
 #endif
 
-struct tms_context;
-
 int tbackend_init_surface(void);
 
 const char *tbackend_get_storage_path();
 
-void tbackend_toggle_fullscreen(void);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/tms/core/texture.h b/src/tms/core/texture.h
index 1dc62d32..5fe13b62 100644
--- a/src/tms/core/texture.h
+++ b/src/tms/core/texture.h
@@ -9,8 +9,6 @@
 
 #define GL_ETC1_RGB8_OES 0x8D64
 
-struct tms_context;
-
 struct tms_texture {
     char *filename;
     unsigned char *data;
diff --git a/src/tms/core/tms.h b/src/tms/core/tms.h
index 134abd2e..65f6052a 100644
--- a/src/tms/core/tms.h
+++ b/src/tms/core/tms.h
@@ -109,7 +109,7 @@ extern struct tms_singleton {
     int dt_count;
     uint64_t last_time;
 
-    void *_window;
+    SDL_Window *_window;
 } _tms;
 
 int tms_init(void);