preliminary support for 800x480...

...(resolution used for eeePC, Nokia 8x0 and maybe some other mobile
devices) to activate it, run configure with --enable-small-gui

configure.ac

@@ -142,11 +142,23 @@ AC_ARG_ENABLE([tinygui],
 
 if test "x$tinygui" = "xyes"
 then
-	CPPFLAGS="$CPPFLAGS -DUSE_TINY_GUI"
+    CPPFLAGS="$CPPFLAGS -DUSE_TINY_GUI"
 fi
 
 AM_CONDITIONAL([TINYGUI], [test "x$tinygui" = "xyes"])
 
+AC_ARG_ENABLE([smallgui],
+              AS_HELP_STRING([--enable-smallgui], [enable GUI reductions for resolutions down to 800x480 (eeePC, Nokia 8x0)]),
+          [smallgui=$enableval],
+          [smallgui=no])
+
+if test "x$smallgui" = "xyes"
+then
+    CPPFLAGS="$CPPFLAGS -DUSE_SMALL_GUI"
+fi
+
+AM_CONDITIONAL([SMALLGUI], [test "x$smallgui" = "xyes"])
+
 AC_ARG_ENABLE([optipng],
 	AS_HELP_STRING([--enable-optipng],
 	[run optipng png compression before installing graphics]),

data/_main.cfg

@@ -110,15 +110,28 @@
     tip_width=495
     tip_padding=4
 #else
-    buttons_x=760
-    buttons_y=330
-    buttons_padding=20
-    logo_x=292
-    logo_y=120
-    tip_x=100
-    tip_y=500
-    tip_width=495
-    tip_padding=20
+    #ifdef SMALL_GUI
+        buttons_x=760
+        buttons_y=210
+        buttons_padding=20
+        logo_x=85
+        logo_y=20
+        tip_x=30
+        #does this option do anything at all?!?
+        tip_y=500
+        tip_width=620
+        tip_padding=20
+    #else
+        buttons_x=760
+        buttons_y=330
+        buttons_padding=20
+        logo_x=292
+        logo_y=120
+        tip_x=100
+        tip_y=500
+        tip_width=495
+        tip_padding=20
+    #endif
 #endif
 
     lobby_refresh=2000

data/themes/default.cfg

@@ -537,6 +537,17 @@
         [/change]
     [/partialresolution]
 
+    [partialresolution]
+        id=800x480
+        inherits=800x600
+        width=800
+        height=480
+        [change]
+            id=mini-map
+            rect="=+10,=+7,=-7,+103"
+        [/change]
+    [/partialresolution]
+
     [partialresolution]
         width=320
         height=240

src/game.cpp

@@ -375,6 +375,17 @@ bool game_controller::init_video()
 		}
 #endif
 
+#ifdef USE_SMALL_GUI
+        if(bpp == 0) {
+            std::cerr << "800x600x" << DefaultBPP << " not available - attempting 800x480x" << DefaultBPP << "...\n";
+
+            resolution.first = 800;
+            resolution.second = 480;
+
+            bpp = video_.modePossible(resolution.first,resolution.second,DefaultBPP,video_flags);
+        }
+#endif
+
 		if(bpp == 0) {
 			//couldn't do 1024x768 or 800x600
 
@@ -1851,6 +1862,10 @@ void game_controller::reset_defines_map()
 	defines_map_["TINY"] = preproc_define();
 #endif
 
+#ifdef USE_SMALL_GUI
+    defines_map_["SMALL_GUI"] = preproc_define();
+#endif
+
 #ifdef HAVE_PYTHON
 	defines_map_["PYTHON"] = preproc_define();
 #endif

src/preferences.hpp

@@ -33,6 +33,9 @@ class display;
 #ifdef USE_TINY_GUI
 const int min_allowed_width = 320;
 const int min_allowed_height = 240;
+#elif define(USE_SMALL_GUI)
+const int min_allowed_width = 800;
+const int min_allowed_height = 480;
 #else
 const int min_allowed_width = 800;
 const int min_allowed_height = 600;