PonyMirrors/libsuperderpy
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add ability to define game-specific global event handler

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This commit is contained in:
Sebastian Krzyszkowiak 2016-11-08 22:11:10 +01:00
parent 5619fc993b
commit 625f202156
2 changed files with 21 additions and 6 deletions
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23
src/libsuperderpy.c
View file

@ -42,7 +42,7 @@
SYMBOL_EXPORT struct Game* libsuperderpy_init(int argc, char** argv, const char* name, struct Viewport viewport) {
struct Game *game = malloc(sizeof(struct Game));
struct Game *game = calloc(1, sizeof(struct Game));
game->name = name;
game->viewport_config = viewport;
@ -73,6 +73,8 @@ SYMBOL_EXPORT struct Game* libsuperderpy_init(int argc, char** argv, const char*
game->_priv.garbage = NULL;
game->eventHandler = NULL;
game->config.fullscreen = atoi(GetConfigOptionDefault(game, "SuperDerpy", "fullscreen", "1"));
game->config.music = atoi(GetConfigOptionDefault(game, "SuperDerpy", "music", "10"));
game->config.voice = atoi(GetConfigOptionDefault(game, "SuperDerpy", "voice", "10"));
@ -124,10 +126,14 @@ SYMBOL_EXPORT struct Game* libsuperderpy_init(int argc, char** argv, const char*
return NULL;
}
game->_priv.touch = al_install_touch_input();
game->touch = false;
if (!atoi(GetConfigOptionDefault(game, "SuperDerpy", "disableTouch", "0"))) {
game->touch = al_install_touch_input();
}
#ifdef LIBSUPERDERPY_MOUSE_EMULATION
if (game->_priv.touch) {
if (game->touch) {
al_set_mouse_emulation_mode(ALLEGRO_MOUSE_EMULATION_TRANSPARENT);
}
#endif
@ -209,7 +215,7 @@ SYMBOL_EXPORT int libsuperderpy_run(struct Game *game) {
al_register_event_source(game->_priv.event_queue, al_get_display_event_source(game->display));
al_register_event_source(game->_priv.event_queue, al_get_mouse_event_source());
al_register_event_source(game->_priv.event_queue, al_get_keyboard_event_source());
if (game->_priv.touch) {
if (game->touch) {
al_register_event_source(game->_priv.event_queue, al_get_touch_input_event_source());
#ifdef LIBSUPERDERPY_MOUSE_EMULATION
al_register_event_source(game->_priv.event_queue, al_get_touch_input_mouse_emulation_event_source());
@ -258,6 +264,8 @@ SYMBOL_EXPORT int libsuperderpy_run(struct Game *game) {
game->_priv.draw = true;
while(1) {
ClearGarbage(game);
// TODO: split mainloop to functions to make it readable
ALLEGRO_EVENT ev;
if (game->_priv.draw && ((redraw && al_is_event_queue_empty(game->_priv.event_queue)) || (game->_priv.gamestate_scheduled))) {
@ -390,6 +398,12 @@ SYMBOL_EXPORT int libsuperderpy_run(struct Game *game) {
al_wait_for_event(game->_priv.event_queue, &ev);
if (game->eventHandler) {
if ((*game->eventHandler)(game, &ev)) {
continue;
}
}
if ((ev.type == ALLEGRO_EVENT_TIMER) && (ev.timer.source == game->_priv.timer)) {
LogicGamestates(game);
redraw = true;
@ -464,7 +478,6 @@ SYMBOL_EXPORT int libsuperderpy_run(struct Game *game) {
}
EventGamestates(game, &ev);
}
ClearGarbage(game);
}
return 0;

4
src/libsuperderpy.h
View file

@ -122,7 +122,6 @@ struct Game {
struct libsuperderpy_list *garbage;
bool draw;
bool touch;
#ifdef ALLEGRO_MACOSX
char cwd[MAXPATHLEN];
@ -132,6 +131,7 @@ struct Game {
bool shuttingdown; /*!< If true then shut down of the game is pending. */
bool restart; /*!< If true then restart of the game is pending. */
bool touch;
bool show_loading_on_launch;
@ -139,6 +139,8 @@ struct Game {
ALLEGRO_EVENT_SOURCE event_source;
bool (*eventHandler)(struct Game *game, ALLEGRO_EVENT *ev);
LIBSUPERDERPY_DATA_TYPE *data;
};