312 lines
8.6 KiB
C
312 lines
8.6 KiB
C
#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <SDL/SDL.h>
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#include "Eina.h"
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#include "Ecore_Sdl.h"
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#include "Ecore_Input.h"
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#include "Ecore.h"
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#include "ecore_sdl_private.h"
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#include "ecore_private.h"
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#include "Ecore_Sdl_Keys.h"
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#include <eina_rbtree.h>
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int _ecore_sdl_log_dom = -1;
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typedef struct _Ecore_SDL_Pressed Ecore_SDL_Pressed;
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struct _Ecore_SDL_Pressed
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{
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EINA_RBTREE;
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SDLKey key;
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};
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EAPI int ECORE_SDL_EVENT_GOT_FOCUS = 0;
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EAPI int ECORE_SDL_EVENT_LOST_FOCUS = 0;
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EAPI int ECORE_SDL_EVENT_RESIZE = 0;
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EAPI int ECORE_SDL_EVENT_EXPOSE = 0;
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static int _ecore_sdl_init_count = 0;
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static Eina_Rbtree *repeat = NULL;
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static Eina_Rbtree_Direction
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_ecore_sdl_pressed_key(const Ecore_SDL_Pressed *left,
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const Ecore_SDL_Pressed *right,
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__UNUSED__ void *data)
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{
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return left->key < right->key ? EINA_RBTREE_LEFT : EINA_RBTREE_RIGHT;
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}
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static int
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_ecore_sdl_pressed_node(const Ecore_SDL_Pressed *node,
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const SDLKey *key,
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__UNUSED__ int length,
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__UNUSED__ void *data)
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{
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return node->key - *key;
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}
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/**
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* @defgroup Ecore_Sdl_Library_Group Framebuffer Library Functions
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*
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* Functions used to set up and shut down the Ecore_Framebuffer functions.
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*/
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/**
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* Sets up the Ecore_Sdl library.
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* @param name device target name
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* @return @c 0 on failure. Otherwise, the number of times the library has
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* been initialised without being shut down.
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* @ingroup Ecore_SDL_Library_Group
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*/
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EAPI int
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ecore_sdl_init(const char *name __UNUSED__)
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{
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if(++_ecore_sdl_init_count != 1)
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return _ecore_sdl_init_count;
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_ecore_sdl_log_dom = eina_log_domain_register("EcoreSdl", ECORE_SDL_DEFAULT_LOG_COLOR);
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if(_ecore_sdl_log_dom < 0)
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{
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EINA_LOG_ERR("Impossible to create a log domain for the Ecore SDL module.");
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return --_ecore_sdl_init_count;
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}
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if (!ecore_event_init())
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return --_ecore_sdl_init_count;
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ECORE_SDL_EVENT_GOT_FOCUS = ecore_event_type_new();
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ECORE_SDL_EVENT_LOST_FOCUS = ecore_event_type_new();
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ECORE_SDL_EVENT_RESIZE = ecore_event_type_new();
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ECORE_SDL_EVENT_EXPOSE = ecore_event_type_new();
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SDL_EnableKeyRepeat(200, 100);
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return _ecore_sdl_init_count;
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}
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/**
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* Shuts down the Ecore_Sdl library.
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* @return @c The number of times the system has been initialised without
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* being shut down.
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* @ingroup Ecore_SDL_Library_Group
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*/
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EAPI int
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ecore_sdl_shutdown(void)
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{
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if (--_ecore_sdl_init_count != 0);
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return _ecore_sdl_init_count;
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ecore_event_shutdown();
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eina_log_domain_unregister(_ecore_sdl_log_dom);
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_ecore_sdl_log_dom = -1;
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return _ecore_sdl_init_count;
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}
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static unsigned int
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_ecore_sdl_event_modifiers(int mod)
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{
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unsigned int modifiers = 0;
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if(mod & KMOD_LSHIFT) modifiers |= ECORE_EVENT_MODIFIER_SHIFT;
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if(mod & KMOD_RSHIFT) modifiers |= ECORE_EVENT_MODIFIER_SHIFT;
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if(mod & KMOD_LCTRL) modifiers |= ECORE_EVENT_MODIFIER_CTRL;
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if(mod & KMOD_RCTRL) modifiers |= ECORE_EVENT_MODIFIER_CTRL;
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if(mod & KMOD_LALT) modifiers |= ECORE_EVENT_MODIFIER_ALT;
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if(mod & KMOD_RALT) modifiers |= ECORE_EVENT_MODIFIER_ALT;
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if(mod & KMOD_NUM) modifiers |= ECORE_EVENT_LOCK_NUM;
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if(mod & KMOD_CAPS) modifiers |= ECORE_EVENT_LOCK_CAPS;
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return modifiers;
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}
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static Ecore_Event_Key*
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_ecore_sdl_event_key(SDL_Event *event, double time)
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{
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Ecore_Event_Key *ev;
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unsigned int i;
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ev = malloc(sizeof(Ecore_Event_Key));
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if (!ev) return NULL;
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ev->timestamp = time;
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ev->window = 0;
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ev->modifiers = _ecore_sdl_event_modifiers(SDL_GetModState());
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ev->key = NULL;
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ev->compose = NULL;
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for (i = 0; i < sizeof(keystable) / sizeof(struct _ecore_sdl_keys_s); ++i)
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if (keystable[i].code == event->key.keysym.sym)
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{
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ev->keyname = keystable[i].name;
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ev->string = keystable[i].compose;
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return ev;
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}
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free(ev);
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return NULL;
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}
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EAPI void
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ecore_sdl_feed_events(void)
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{
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SDL_Event event;
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unsigned int time;
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while(SDL_PollEvent(&event))
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{
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time = (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff);
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switch(event.type)
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{
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case SDL_MOUSEMOTION:
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{
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Ecore_Event_Mouse_Move *ev;
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ev = malloc(sizeof(Ecore_Event_Mouse_Move));
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if (!ev) return ;
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ev->timestamp = time;
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ev->window = 0;
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ev->modifiers = 0; /* FIXME: keep modifier around. */
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ev->x = event.motion.x;
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ev->y = event.motion.y;
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ev->root.x = ev->x;
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ev->root.y = ev->y;
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ecore_event_add(ECORE_EVENT_MOUSE_MOVE, ev, NULL, NULL);
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break;
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}
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case SDL_MOUSEBUTTONDOWN:
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{
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if (event.button.button == SDL_BUTTON_WHEELUP ||
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event.button.button == SDL_BUTTON_WHEELDOWN)
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{
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Ecore_Event_Mouse_Wheel *ev;
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ev = malloc(sizeof(Ecore_Event_Mouse_Wheel));
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if (!ev) return ;
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ev->timestamp = time;
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ev->window = 0;
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ev->modifiers = 0; /* FIXME: keep modifier around. */
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ev->direction = 0;
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ev->z = event.button.button == SDL_BUTTON_WHEELDOWN ? -1 : 1;
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ecore_event_add(ECORE_EVENT_MOUSE_WHEEL, ev, NULL, NULL);
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}
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else
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{
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Ecore_Event_Mouse_Button *ev;
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ev = malloc(sizeof(Ecore_Event_Mouse_Button));
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if (!ev) return ;
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ev->timestamp = time;
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ev->window = 0;
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ev->modifiers = 0; /* FIXME: keep modifier around. */
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ev->buttons = event.button.button;
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ev->double_click = 0;
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ev->triple_click = 0;
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ecore_event_add(ECORE_EVENT_MOUSE_BUTTON_DOWN, ev, NULL, NULL);
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}
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break;
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}
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case SDL_MOUSEBUTTONUP:
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{
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Ecore_Event_Mouse_Button *ev;
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ev = malloc(sizeof(Ecore_Event_Mouse_Button));
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if (!ev) return ;
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ev->timestamp = time;
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ev->window = 0;
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ev->modifiers = 0; /* FIXME: keep modifier around. */
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ev->buttons = event.button.button;
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ev->double_click = 0;
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ev->triple_click = 0;
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ecore_event_add(ECORE_EVENT_MOUSE_BUTTON_UP, ev, NULL, NULL);
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break;
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}
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case SDL_VIDEORESIZE:
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{
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Ecore_Sdl_Event_Video_Resize *ev;
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ev = malloc(sizeof (Ecore_Sdl_Event_Video_Resize));
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ev->w = event.resize.w;
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ev->h = event.resize.h;
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ecore_event_add(ECORE_SDL_EVENT_RESIZE, ev, NULL, NULL);
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break;
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}
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case SDL_VIDEOEXPOSE:
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ecore_event_add(ECORE_SDL_EVENT_EXPOSE, NULL, NULL, NULL);
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break;
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case SDL_QUIT:
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ecore_main_loop_quit();
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break;
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case SDL_KEYDOWN:
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{
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Ecore_SDL_Pressed *entry;
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Ecore_Event_Key *ev;
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entry = (Ecore_SDL_Pressed*) eina_rbtree_inline_lookup(repeat, &event.key.keysym.sym, sizeof (event.key.keysym.sym),
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EINA_RBTREE_CMP_KEY_CB(_ecore_sdl_pressed_node), NULL);
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if (entry)
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{
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ev = _ecore_sdl_event_key(&event, time);
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if (ev) ecore_event_add(ECORE_EVENT_KEY_UP, ev, NULL, NULL);
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}
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ev = _ecore_sdl_event_key(&event, time);
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if (ev) ecore_event_add(ECORE_EVENT_KEY_DOWN, ev, NULL, NULL);
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if (!entry)
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{
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entry = malloc(sizeof (Ecore_SDL_Pressed));
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if (!entry) break;
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entry->key = event.key.keysym.sym;
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repeat = eina_rbtree_inline_insert(repeat, EINA_RBTREE_GET(entry),
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EINA_RBTREE_CMP_NODE_CB(_ecore_sdl_pressed_key), NULL);
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}
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break;
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}
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case SDL_KEYUP:
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{
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Ecore_Event_Key *ev;
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Ecore_SDL_Pressed *entry;
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entry = (Ecore_SDL_Pressed*) eina_rbtree_inline_lookup(repeat, &event.key.keysym.sym, sizeof (event.key.keysym.sym),
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EINA_RBTREE_CMP_KEY_CB(_ecore_sdl_pressed_node), NULL);
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if (entry)
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{
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repeat = eina_rbtree_inline_remove(repeat, EINA_RBTREE_GET(entry),
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EINA_RBTREE_CMP_NODE_CB(_ecore_sdl_pressed_key), NULL);
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free(entry);
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}
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ev = _ecore_sdl_event_key(&event, time);
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if (ev) ecore_event_add(ECORE_EVENT_KEY_UP, ev, NULL, NULL);
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break;
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}
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case SDL_ACTIVEEVENT:
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/* FIXME: Focus gain. */
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break;
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case SDL_SYSWMEVENT:
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case SDL_USEREVENT:
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case SDL_JOYAXISMOTION:
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case SDL_JOYBALLMOTION:
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case SDL_JOYHATMOTION:
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case SDL_JOYBUTTONDOWN:
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case SDL_JOYBUTTONUP:
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default:
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break;
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}
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}
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}
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