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puzzles: refactor rockbox frontend

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Cleaned up a bit of copy-pasted code and added some useful comments.

Change-Id: I9a6f37acbeeda58b3ea8c65ee96230372400f323
This commit is contained in:
Franklin Wei 2019-05-15 18:17:28 -04:00
parent f940276fd9
commit 75fe15a06c
3 changed files with 41 additions and 33 deletions
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3
apps/plugins/puzzles/README.rockbox
View file

@ -17,6 +17,9 @@ from some minor adjustments to make them compile and run happily on
Rockbox. The majority of the rockbox-specific code is found in
rockbox.c, with some minor stuff in rbwrappers.c and rbmalloc.c.
NOTE: the build makefile (puzzles.make) automatically includes
`rbcompat.h` when compiling! Check there when things break.
Help feature
============

2
apps/plugins/puzzles/puzzles.make
View file

@ -40,7 +40,7 @@ PUZZLESFLAGS = -I$(PUZZLES_SRCDIR)/dummy $(filter-out \
-Wno-strict-aliasing -DFOR_REAL \
-I$(PUZZLES_SRCDIR)/src -I$(PUZZLES_SRCDIR) -include \
$(PUZZLES_SRCDIR)/rbcompat.h -ffunction-sections \
-fdata-sections -w
-fdata-sections -w -Wl,--gc-sections
$(PUZZLES_OBJDIR)/sgt-%.rock: $(PUZZLES_OBJDIR)/src/%.o $(PUZZLES_OBJDIR)/help/%.o $(PUZZLES_SHARED_OBJ) $(TLSFLIB)
$(call PRINTS,LD $(@F))$(CC) $(PLUGINFLAGS) -o $(PUZZLES_OBJDIR)/$*.elf \

69
apps/plugins/puzzles/rockbox.c
View file

@ -1915,7 +1915,7 @@ static void zoom(void)
zoom_fb = smalloc(zoom_w * zoom_h * sizeof(fb_data));
if(!zoom_fb)
{
rb->splash(HZ, "OOM");
rb->splash(HZ, "Out of memory. Cannot zoom in.");
return;
}
@ -2412,6 +2412,8 @@ static int do_preset_menu(struct preset_menu *menu, char *title, int selected)
}
}
/* Let user choose from game presets. Returns true if the user chooses
* one (in which case the caller should start a new game. */
static bool presets_menu(void)
{
/* figure out the index of the current preset
@ -2692,6 +2694,17 @@ static void reset_drawing(void)
rb->lcd_set_background(BG_COLOR);
}
/* Make a new game, but tell the user through a splash so they don't
* think we're locked up. Also performs new-game initialization
* specific to Rockbox. */
static void new_game_notify(void)
{
rb->splash(0, "Please wait...");
midend_new_game(me);
fix_size();
rb->lcd_update();
}
static int pause_menu(void)
{
#define static auto
@ -2733,8 +2746,7 @@ static int pause_menu(void)
quit = true;
break;
case 1:
midend_new_game(me);
fix_size();
new_game_notify();
quit = true;
break;
case 2:
@ -2779,8 +2791,7 @@ static int pause_menu(void)
case 10:
if(presets_menu())
{
midend_new_game(me);
fix_size();
new_game_notify();
reset_drawing();
clear_and_draw();
quit = true;
@ -2794,8 +2805,7 @@ static int pause_menu(void)
case 12:
if(config_menu())
{
midend_new_game(me);
fix_size();
new_game_notify();
reset_drawing();
clear_and_draw();
quit = true;
@ -2948,12 +2958,14 @@ static void tune_input(const char *name)
input_settings.numerical_chooser = string_in_list(name, number_chooser_games);
}
static const char *init_for_game(const game *gm, int load_fd, bool draw)
static const char *init_for_game(const game *gm, int load_fd)
{
me = midend_new(NULL, gm, &rb_drawing, NULL);
if(load_fd < 0)
midend_new_game(me);
{
new_game_notify();
}
else
{
const char *ret = midend_deserialize(me, read_wrapper, (void*) load_fd);
@ -2966,17 +2978,10 @@ static const char *init_for_game(const game *gm, int load_fd, bool draw)
mouse_x = LCD_WIDTH / 2;
mouse_y = LCD_HEIGHT / 2;
fix_size();
init_colors();
reset_drawing();
if(draw)
{
clear_and_draw();
}
return NULL;
}
@ -3160,7 +3165,7 @@ static bool load_game(void)
if(!strcmp(game, thegame.name))
{
ret = init_for_game(&thegame, fd, false);
ret = init_for_game(&thegame, fd);
if(ret)
{
rb->splash(HZ, ret);
@ -3254,7 +3259,7 @@ static void puzzles_main(void)
if(!load_success)
{
/* our main menu expects a ready-to-use midend */
init_for_game(&thegame, -1, false);
init_for_game(&thegame, -1);
}
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
@ -3294,14 +3299,17 @@ static void puzzles_main(void)
switch(rb->do_menu(&menu, &sel, NULL, false))
{
case 0:
clear_and_draw();
/* Loaded. Run the game! */
goto game_loop;
case 1:
if(!load_success)
{
clear_and_draw();
/* Failed to load (so midend is already initialized
* with new game) */
goto game_loop;
}
/* Otherwise we need to generate a new game. */
quit = true;
break;
case 2:
@ -3316,22 +3324,14 @@ static void puzzles_main(void)
case 5:
if(presets_menu())
{
midend_new_game(me);
fix_size();
init_colors();
reset_drawing();
clear_and_draw();
new_game_notify();
goto game_loop;
}
break;
case 6:
if(config_menu())
{
midend_new_game(me);
fix_size();
init_colors();
reset_drawing();
clear_and_draw();
new_game_notify();
goto game_loop;
}
break;
@ -3350,16 +3350,19 @@ static void puzzles_main(void)
while(1)
{
init_for_game(&thegame, -1, true);
init_for_game(&thegame, -1);
game_loop:
reset_drawing();
clear_and_draw();
last_keystate = 0;
accept_input = true;
game_loop:
while(1)
{
int button = process_input(timer_on ? TIMER_INTERVAL : -1, true);
/* special codes are < 0 */
if(button < 0)
{
rb_unclip(NULL);
@ -3393,6 +3396,7 @@ static void puzzles_main(void)
}
}
/* we have a game input */
if(button)
midend_process_key(me, 0, 0, button);
@ -3403,6 +3407,7 @@ static void puzzles_main(void)
draw_title(true); /* will draw to fb */
/* Blit mouse but immediately clear it. */
if(mouse_mode)
draw_mouse();