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efl/legacy/ecore/src/lib/ecore_evas/ecore_evas_fb.c

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#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <sys/types.h>
#include <dirent.h>
#include <Ecore.h>
#include "ecore_private.h"
#ifdef BUILD_ECORE_EVAS_FB
#include <Ecore_Fb.h>
#include <ecore_fb_private.h>
#endif
#include "ecore_evas_private.h"
#include "Ecore_Evas.h"
#ifdef BUILD_ECORE_EVAS_FB
static int _ecore_evas_init_count = 0;
static char *ecore_evas_default_display = "0";
static Eina_List *ecore_evas_input_devices = NULL;
static Ecore_Event_Handler *ecore_evas_event_handlers[6] = {NULL, NULL, NULL, NULL, NULL, NULL};
static void
_ecore_evas_mouse_move_process_fb(Ecore_Evas *ee, int x, int y, unsigned int timestamp)
{
int fbw, fbh;
ee->mouse.x = x;
ee->mouse.y = y;
ecore_fb_size_get(&fbw, &fbh);
if (ee->prop.cursor.object)
{
evas_object_show(ee->prop.cursor.object);
if (ee->rotation == 0)
evas_object_move(ee->prop.cursor.object,
x - ee->prop.cursor.hot.x,
y - ee->prop.cursor.hot.y);
else if (ee->rotation == 90)
evas_object_move(ee->prop.cursor.object,
(fbh - ee->h) + ee->h - y - 1 - ee->prop.cursor.hot.x,
x - ee->prop.cursor.hot.y);
else if (ee->rotation == 180)
evas_object_move(ee->prop.cursor.object,
(fbw - ee->w) + ee->w - x - 1 - ee->prop.cursor.hot.x,
(fbh - ee->h) + ee->h - y - 1 - ee->prop.cursor.hot.y);
else if (ee->rotation == 270)
evas_object_move(ee->prop.cursor.object,
y - ee->prop.cursor.hot.x,
(fbw - ee->w) + ee->w - x - 1 - ee->prop.cursor.hot.y);
}
if (ee->rotation == 0)
evas_event_feed_mouse_move(ee->evas, x, y, timestamp, NULL);
else if (ee->rotation == 90)
evas_event_feed_mouse_move(ee->evas, (fbh - ee->h) + ee->h - y - 1, x, timestamp, NULL);
else if (ee->rotation == 180)
evas_event_feed_mouse_move(ee->evas, (fbw - ee->w) + ee->w - x - 1, (fbh - ee->h) + ee->h - y - 1, timestamp, NULL);
else if (ee->rotation == 270)
evas_event_feed_mouse_move(ee->evas, y, (fbw - ee->w) + ee->w - x - 1, timestamp, NULL);
}
static Ecore_Evas *fb_ee = NULL;
static Ecore_Evas *
_ecore_evas_fb_match(void)
{
return fb_ee;
}
static void
_ecore_evas_fb_lose(void *data __UNUSED__)
{
Eina_List *ll;
Ecore_Fb_Input_Device *dev;
if (fb_ee) fb_ee->visible = 0;
EINA_LIST_FOREACH(ecore_evas_input_devices, ll, dev)
ecore_fb_input_device_listen(dev, 0);
}
static void
_ecore_evas_fb_gain(void *data __UNUSED__)
{
Ecore_Evas *ee;
Eina_List *ll;
Ecore_Fb_Input_Device *dev;
if (fb_ee)
{
ee = fb_ee;
ee->visible = 1;
if ((ee->rotation == 90) || (ee->rotation == 270))
evas_damage_rectangle_add(ee->evas, 0, 0, ee->h, ee->w);
else
evas_damage_rectangle_add(ee->evas, 0, 0, ee->w, ee->h);
}
EINA_LIST_FOREACH(ecore_evas_input_devices, ll, dev)
ecore_fb_input_device_listen(dev, 1);
}
static Eina_Bool
_ecore_evas_event_key_down(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Ecore_Evas *ee;
Ecore_Fb_Event_Key_Down *e;
e = event;
ee = _ecore_evas_fb_match();
if (!ee) return EINA_TRUE; /* pass on event */
evas_event_feed_key_down(ee->evas, e->keyname, e->keysymbol, e->key_compose, NULL, (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff), NULL);
return EINA_FALSE; /* dont pass it on */
}
static Eina_Bool
_ecore_evas_event_key_up(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Ecore_Evas *ee;
Ecore_Fb_Event_Key_Up *e;
e = event;
ee = _ecore_evas_fb_match();
if (!ee) return EINA_TRUE; /* pass on event */
evas_event_feed_key_up(ee->evas, e->keyname, e->keysymbol, e->key_compose, NULL, (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff), NULL);
return EINA_FALSE; /* dont pass it on */
}
static Eina_Bool
_ecore_evas_event_mouse_button_down(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Ecore_Evas *ee;
Ecore_Fb_Event_Mouse_Button_Down *e;
Evas_Button_Flags flags = EVAS_BUTTON_NONE;
e = event;
ee = _ecore_evas_fb_match();
if (!ee) return EINA_TRUE; /* pass on event */
_ecore_evas_mouse_move_process_fb(ee, e->x, e->y, (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff));
if (e->double_click) flags |= EVAS_BUTTON_DOUBLE_CLICK;
if (e->triple_click) flags |= EVAS_BUTTON_TRIPLE_CLICK;
evas_event_feed_mouse_down(ee->evas, e->button, flags, (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff), NULL);
return EINA_FALSE; /* dont pass it on */
}
static Eina_Bool
_ecore_evas_event_mouse_button_up(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Ecore_Evas *ee;
Ecore_Fb_Event_Mouse_Button_Up *e;
e = event;
ee = _ecore_evas_fb_match();
if (!ee) return EINA_TRUE; /* pass on event */
_ecore_evas_mouse_move_process_fb(ee, e->x, e->y, (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff));
evas_event_feed_mouse_up(ee->evas, e->button, EVAS_BUTTON_NONE, (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff), NULL);
return EINA_FALSE; /* dont pass it on */
}
static Eina_Bool
_ecore_evas_event_mouse_move(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Ecore_Evas *ee;
Ecore_Fb_Event_Mouse_Move *e;
e = event;
ee = _ecore_evas_fb_match();
if (!ee) return EINA_TRUE; /* pass on event */
_ecore_evas_mouse_move_process_fb(ee, e->x, e->y, (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff));
return EINA_FALSE; /* dont pass it on */
}
static Eina_Bool
_ecore_evas_event_mouse_wheel(void *data __UNUSED__, int type __UNUSED__, void *event)
{
Ecore_Evas *ee;
Ecore_Fb_Event_Mouse_Wheel *e;
unsigned long long event_time;
e = event;
ee = _ecore_evas_fb_match();
if (!ee) return EINA_TRUE; /* pass on event */
event_time = (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff);
_ecore_evas_mouse_move_process_fb(ee, e->x, e->y, event_time);
evas_event_feed_mouse_wheel(ee->evas, e->direction, e->wheel, event_time, NULL);
return EINA_FALSE; /* dont pass it on */
}
/* XXX: unused
static int
_ecore_evas_fb_render(Ecore_Evas *ee)
{
int rend = 0;
if (ee->visible)
{
Eina_List *updates;
Eina_List *ll;
Ecore_Evas *ee2;
if (ee->func.fn_pre_render) ee->func.fn_pre_render(ee);
EINA_LIST_FOREACH(ee->sub_ecore_evas, ll, ee2)
{
if (ee2->func.fn_pre_render) ee2->func.fn_pre_render(ee2);
rend |= _ecore_evas_buffer_render(ee2);
if (ee2->func.fn_post_render) ee2->func.fn_post_render(ee2);
}
updates = evas_render_updates(ee->evas);
if (updates)
{
evas_render_updates_free(updates);
_ecore_evas_idle_timeout_update(ee);
rend = 1;
}
if (ee->func.fn_post_render) ee->func.fn_post_render(ee);
}
else
evas_norender(ee->evas);
return rend;
}
*/
static int
_ecore_evas_fb_init(int w, int h)
{
Ecore_Fb_Input_Device *device;
Ecore_Fb_Input_Device_Cap caps;
int mouse_handled = 0;
int keyboard_handled = 0;
DIR *input_dir;
struct dirent *input_entry;
_ecore_evas_init_count++;
if (_ecore_evas_init_count > 1) return _ecore_evas_init_count;
/* register all input devices */
input_dir = opendir("/dev/input/");
if (!input_dir) return _ecore_evas_init_count;
while ((input_entry = readdir(input_dir)))
{
char device_path[256];
if (strncmp(input_entry->d_name, "event", 5) != 0)
continue;
snprintf(device_path, 256, "/dev/input/%s", input_entry->d_name);
if (!(device = ecore_fb_input_device_open(device_path)))
continue;
caps = ecore_fb_input_device_cap_get(device);
/* Mouse */
#ifdef HAVE_TSLIB
if (caps & ECORE_FB_INPUT_DEVICE_CAP_RELATIVE)
#else
if ((caps & ECORE_FB_INPUT_DEVICE_CAP_RELATIVE) || (caps & ECORE_FB_INPUT_DEVICE_CAP_ABSOLUTE))
#endif
{
ecore_fb_input_device_axis_size_set(device, w, h);
ecore_fb_input_device_listen(device,1);
ecore_evas_input_devices = eina_list_append(ecore_evas_input_devices, device);
if (!mouse_handled)
{
ecore_evas_event_handlers[2] = ecore_event_handler_add(ECORE_FB_EVENT_MOUSE_BUTTON_DOWN, _ecore_evas_event_mouse_button_down, NULL);
ecore_evas_event_handlers[3] = ecore_event_handler_add(ECORE_FB_EVENT_MOUSE_BUTTON_UP, _ecore_evas_event_mouse_button_up, NULL);
ecore_evas_event_handlers[4] = ecore_event_handler_add(ECORE_FB_EVENT_MOUSE_MOVE, _ecore_evas_event_mouse_move, NULL);
ecore_evas_event_handlers[5] = ecore_event_handler_add(ECORE_FB_EVENT_MOUSE_WHEEL, _ecore_evas_event_mouse_wheel, NULL);
mouse_handled = 1;
}
}
/* Keyboard */
else if ((caps & ECORE_FB_INPUT_DEVICE_CAP_KEYS_OR_BUTTONS) && !(caps & ECORE_FB_INPUT_DEVICE_CAP_ABSOLUTE))
{
ecore_fb_input_device_listen(device,1);
ecore_evas_input_devices = eina_list_append(ecore_evas_input_devices, device);
if (!keyboard_handled)
{
ecore_evas_event_handlers[0] = ecore_event_handler_add(ECORE_FB_EVENT_KEY_DOWN, _ecore_evas_event_key_down, NULL);
ecore_evas_event_handlers[1] = ecore_event_handler_add(ECORE_FB_EVENT_KEY_UP, _ecore_evas_event_key_up, NULL);
keyboard_handled = 1;
}
}
}
closedir(input_dir);
if (!mouse_handled)
{
if (ecore_fb_ts_init())
{
ecore_evas_event_handlers[2] = ecore_event_handler_add(ECORE_FB_EVENT_MOUSE_BUTTON_DOWN, _ecore_evas_event_mouse_button_down, NULL);
ecore_evas_event_handlers[3] = ecore_event_handler_add(ECORE_FB_EVENT_MOUSE_BUTTON_UP, _ecore_evas_event_mouse_button_up, NULL);
ecore_evas_event_handlers[4] = ecore_event_handler_add(ECORE_FB_EVENT_MOUSE_MOVE, _ecore_evas_event_mouse_move, NULL);
mouse_handled = 1;
}
}
return _ecore_evas_init_count;
}
static void
_ecore_evas_fb_free(Ecore_Evas *ee)
{
if (fb_ee == ee) fb_ee = NULL;
_ecore_evas_fb_shutdown();
ecore_fb_shutdown();
}
static void
_ecore_evas_resize(Ecore_Evas *ee, int w, int h)
{
if ((w == ee->w) && (h == ee->h)) return;
ee->w = w;
ee->h = h;
if ((ee->rotation == 90) || (ee->rotation == 270))
{
evas_output_size_set(ee->evas, ee->h, ee->w);
evas_output_viewport_set(ee->evas, 0, 0, ee->h, ee->w);
evas_damage_rectangle_add(ee->evas, 0, 0, ee->h, ee->w);
}
else
{
evas_output_size_set(ee->evas, ee->w, ee->h);
evas_output_viewport_set(ee->evas, 0, 0, ee->w, ee->h);
evas_damage_rectangle_add(ee->evas, 0, 0, ee->w, ee->h);
}
if (ee->func.fn_resize) ee->func.fn_resize(ee);
}
static void
_ecore_evas_move_resize(Ecore_Evas *ee, int x __UNUSED__, int y __UNUSED__, int w, int h)
{
if ((w == ee->w) && (h == ee->h)) return;
ee->w = w;
ee->h = h;
if ((ee->rotation == 90) || (ee->rotation == 270))
{
evas_output_size_set(ee->evas, ee->h, ee->w);
evas_output_viewport_set(ee->evas, 0, 0, ee->h, ee->w);
evas_damage_rectangle_add(ee->evas, 0, 0, ee->h, ee->w);
}
else
{
evas_output_size_set(ee->evas, ee->w, ee->h);
evas_output_viewport_set(ee->evas, 0, 0, ee->w, ee->h);
evas_damage_rectangle_add(ee->evas, 0, 0, ee->w, ee->h);
}
if (ee->func.fn_resize) ee->func.fn_resize(ee);
}
static void
_ecore_evas_rotation_set(Ecore_Evas *ee, int rotation, int resize __UNUSED__)
{
Evas_Engine_Info_FB *einfo;
int rot_dif;
if (ee->rotation == rotation) return;
einfo = (Evas_Engine_Info_FB *)evas_engine_info_get(ee->evas);
if (!einfo) return;
rot_dif = ee->rotation - rotation;
if (rot_dif < 0) rot_dif = -rot_dif;
if (rot_dif != 180)
{
einfo->info.rotation = rotation;
if (!evas_engine_info_set(ee->evas, (Evas_Engine_Info *)einfo))
{
ERR("evas_engine_info_set() for engine '%s' failed.", ee->driver);
}
if (!ee->prop.fullscreen)
{
int tmp;
tmp = ee->w;
ee->w = ee->h;
ee->h = tmp;
}
else
{
if ((rotation == 0) || (rotation == 180))
{
evas_output_size_set(ee->evas, ee->w, ee->h);
evas_output_viewport_set(ee->evas, 0, 0, ee->w, ee->h);
}
else
{
evas_output_size_set(ee->evas, ee->h, ee->w);
evas_output_viewport_set(ee->evas, 0, 0, ee->h, ee->w);
}
}
ee->rotation = rotation;
}
else
{
einfo->info.rotation = rotation;
if (!evas_engine_info_set(ee->evas, (Evas_Engine_Info *)einfo))
{
ERR("evas_engine_info_set() for engine '%s' failed.", ee->driver);
}
ee->rotation = rotation;
}
if ((ee->rotation == 90) || (ee->rotation == 270))
evas_damage_rectangle_add(ee->evas, 0, 0, ee->h, ee->w);
else
evas_damage_rectangle_add(ee->evas, 0, 0, ee->w, ee->h);
_ecore_evas_mouse_move_process_fb(ee, ee->mouse.x, ee->mouse.y, (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff));
if (ee->func.fn_resize) ee->func.fn_resize(ee);
}
static void
_ecore_evas_object_cursor_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
{
Ecore_Evas *ee;
ee = data;
if (ee)
ee->prop.cursor.object = NULL;
}
static void
_ecore_evas_object_cursor_set(Ecore_Evas *ee, Evas_Object *obj, int layer, int hot_x, int hot_y)
{
int x, y;
if (ee->prop.cursor.object) evas_object_del(ee->prop.cursor.object);
if (!obj)
{
ee->prop.cursor.object = NULL;
ee->prop.cursor.layer = 0;
ee->prop.cursor.hot.x = 0;
ee->prop.cursor.hot.y = 0;
return;
}
ee->prop.cursor.object = obj;
ee->prop.cursor.layer = layer;
ee->prop.cursor.hot.x = hot_x;
ee->prop.cursor.hot.y = hot_y;
evas_pointer_output_xy_get(ee->evas, &x, &y);
evas_object_layer_set(ee->prop.cursor.object, ee->prop.cursor.layer);
evas_object_move(ee->prop.cursor.object,
x - ee->prop.cursor.hot.x,
y - ee->prop.cursor.hot.y);
evas_object_pass_events_set(ee->prop.cursor.object, 1);
if (evas_pointer_inside_get(ee->evas))
evas_object_show(ee->prop.cursor.object);
evas_object_event_callback_add(obj, EVAS_CALLBACK_DEL, _ecore_evas_object_cursor_del, ee);
}
static void
_ecore_evas_fullscreen_set(Ecore_Evas *ee, int on)
{
Eina_List *l;
Ecore_Fb_Input_Device *dev;
int resized = 0;
if (((ee->prop.fullscreen) && (on)) ||
((!ee->prop.fullscreen) && (!on))) return;
if (on)
{
int w, h;
ee->engine.fb.real_w = ee->w;
ee->engine.fb.real_h = ee->h;
w = ee->w;
h = ee->h;
ecore_fb_size_get(&w, &h);
if ((w == 0) && (h == 0))
{
w = ee->w;
h = ee->h;
}
if ((w != ee->w) || (h != ee->h)) resized = 1;
ee->w = w;
ee->h = h;
evas_output_size_set(ee->evas, ee->w, ee->h);
evas_output_viewport_set(ee->evas, 0, 0, ee->w, ee->h);
evas_damage_rectangle_add(ee->evas, 0, 0, ee->w, ee->h);
}
else
{
if ((ee->engine.fb.real_w != ee->w) || (ee->engine.fb.real_h != ee->h)) resized = 1;
ee->w = ee->engine.fb.real_w;
ee->h = ee->engine.fb.real_h;
evas_output_size_set(ee->evas, ee->w, ee->h);
evas_output_viewport_set(ee->evas, 0, 0, ee->w, ee->h);
evas_damage_rectangle_add(ee->evas, 0, 0, ee->w, ee->h);
}
ee->prop.fullscreen = on;
EINA_LIST_FOREACH(ecore_evas_input_devices, l, dev)
ecore_fb_input_device_axis_size_set(dev, ee->w, ee->h);
/* rescale the input device area */
if (resized)
{
if (ee->func.fn_resize) ee->func.fn_resize(ee);
}
}
int
_ecore_evas_fb_shutdown(void)
{
_ecore_evas_init_count--;
if (_ecore_evas_init_count == 0)
{
int i;
for (i = 0; i < 6; i++)
{
if (ecore_evas_event_handlers[i])
ecore_event_handler_del(ecore_evas_event_handlers[i]);
}
ecore_fb_ts_shutdown();
}
if (_ecore_evas_init_count < 0) _ecore_evas_init_count = 0;
return _ecore_evas_init_count;
}
static Ecore_Evas_Engine_Func _ecore_fb_engine_func =
{
_ecore_evas_fb_free,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
_ecore_evas_resize,
_ecore_evas_move_resize,
_ecore_evas_rotation_set,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
_ecore_evas_object_cursor_set,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
_ecore_evas_fullscreen_set,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL, //transparent
NULL, // render
NULL // screen_geometry_get
};
#endif
/**
* To be documented.
*
* FIXME: To be fixed.
*/
#ifdef BUILD_ECORE_EVAS_FB
EAPI Ecore_Evas *
ecore_evas_fb_new(const char *disp_name, int rotation, int w, int h)
{
Evas_Engine_Info_FB *einfo;
Ecore_Evas *ee;
int rmethod;
if (!disp_name)
disp_name = ecore_evas_default_display;
rmethod = evas_render_method_lookup("fb");
if (!rmethod) return NULL;
if (!ecore_fb_init(disp_name)) return NULL;
ecore_fb_callback_gain_set(_ecore_evas_fb_gain, NULL);
ecore_fb_callback_lose_set(_ecore_evas_fb_lose, NULL);
ee = calloc(1, sizeof(Ecore_Evas));
if (!ee) return NULL;
ECORE_MAGIC_SET(ee, ECORE_MAGIC_EVAS);
_ecore_evas_fb_init(w, h);
ee->engine.func = (Ecore_Evas_Engine_Func *)&_ecore_fb_engine_func;
ee->driver = "fb";
if (disp_name) ee->name = strdup(disp_name);
if (w < 1) w = 1;
if (h < 1) h = 1;
ee->rotation = rotation;
ee->visible = 1;
ee->w = w;
ee->h = h;
ee->prop.max.w = 0;
ee->prop.max.h = 0;
ee->prop.layer = 0;
ee->prop.focused = 1;
ee->prop.borderless = 1;
ee->prop.override = 1;
ee->prop.maximized = 1;
ee->prop.fullscreen = 0;
ee->prop.withdrawn = 0;
ee->prop.sticky = 0;
/* init evas here */
ee->evas = evas_new();
evas_data_attach_set(ee->evas, ee);
evas_output_method_set(ee->evas, rmethod);
if ((rotation == 90) || (rotation == 270))
{
evas_output_size_set(ee->evas, h, w);
evas_output_viewport_set(ee->evas, 0, 0, h, w);
}
else
{
evas_output_size_set(ee->evas, w, h);
evas_output_viewport_set(ee->evas, 0, 0, w, h);
}
einfo = (Evas_Engine_Info_FB *)evas_engine_info_get(ee->evas);
if (einfo)
{
einfo->info.virtual_terminal = 0;
einfo->info.device_number = strtol(disp_name, NULL, 10);
einfo->info.refresh = 0;
einfo->info.rotation = ee->rotation;
if (!evas_engine_info_set(ee->evas, (Evas_Engine_Info *)einfo))
{
ERR("evas_engine_info_set() for engine '%s' failed.", ee->driver);
ecore_evas_free(ee);
return NULL;
}
}
else
{
ERR("evas_engine_info_set() init engine '%s' failed.", ee->driver);
ecore_evas_free(ee);
return NULL;
}
evas_key_modifier_add(ee->evas, "Shift");
evas_key_modifier_add(ee->evas, "Control");
evas_key_modifier_add(ee->evas, "Alt");
evas_key_modifier_add(ee->evas, "Meta");
evas_key_modifier_add(ee->evas, "Hyper");
evas_key_modifier_add(ee->evas, "Super");
evas_key_lock_add(ee->evas, "Caps_Lock");
evas_key_lock_add(ee->evas, "Num_Lock");
evas_key_lock_add(ee->evas, "Scroll_Lock");
ee->engine.func->fn_render = _ecore_evas_buffer_render;
_ecore_evas_register(ee);
fb_ee = ee;
evas_event_feed_mouse_in(ee->evas, (unsigned int)((unsigned long long)(ecore_time_get() * 1000.0) & 0xffffffff), NULL);
evas_focus_in(ee->evas);
return ee;
}
#else
EAPI Ecore_Evas *
ecore_evas_fb_new(const char *disp_name __UNUSED__, int rotation __UNUSED__, int w __UNUSED__, int h __UNUSED__)
{
return NULL;
}
#endif
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