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#include <grail-gesture.h>
#include <grail.h>
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <malloc.h>
#include <errno.h>
struct grail_impl {
struct touch_dev dev;
struct touch_engine engine;
struct touch_frame frame;
struct gesture_dev gedev;
struct gesture_client client;
touch_time_t last_scroll;
};
static void gh_handle(struct grail_impl *gh,
const struct touch_frame *frame,
touch_time_t time)
{
#if 0
struct gesture_flag flag;
struct grail_event ev;
if (frame->ntouch == 1 || frame->ntouch == 2) {
flag.type = GE_MOVE;
flag.time = time;
flag.state = GS_BEGIN;
gedev_flag(&gh->dev, &flag);
ev.type = GE_MOVE;
ev.time = time;
ev.prop[0] =
frame->touch[0].prop[TP_POS_X] -
gh->frame.touch[0].prop[TP_POS_X];
ev.prop[1] =
frame->touch[0].prop[TP_POS_Y] -
gh->frame.touch[0].prop[TP_POS_Y];
if (ev.prop[0] || ev.prop[1])
gedev_event(&gh->dev, &ev);
flag.time = time + 1;
flag.state = GS_END;
gedev_flag(&gh->dev, &flag);
}
if (frame->ntouch == 2) {
flag.type = GE_VSCROLL;
flag.time = time;
flag.state = GS_BEGIN;
gedev_flag(&gh->dev, &flag);
ev.type = GE_VSCROLL;
ev.time = time;
ev.prop[0] =
frame->touch[0].prop[TP_POS_Y] -
gh->frame.touch[0].prop[TP_POS_Y];
if (ev.prop[0])
gedev_event(&gh->dev, &ev);
if (time > gh->last_scroll + 100) {
flag.time = time + 1;
flag.state = GS_END;
gedev_flag(&gh->dev, &flag);
gh->last_scroll = time;
}
} else {
flag.type = GE_VSCROLL;
flag.time = time;
flag.state = GS_CANCEL;
gedev_flag(&gh->dev, &flag);
}
gedev_sync(&gh->dev);
gh->frame = *frame;
#endif
}
static void tp_event(struct touch_engine *engine,
const struct input_event *ev)
{
struct grail *ge = engine->priv;
if (ge->event)
ge->event(ge, ev);
}
static void tp_sync(struct touch_engine *engine,
const struct input_event *syn)
{
struct grail *ge = engine->priv;
#if 0
struct touch_frame *frame = &engine->frame;
gh_handle(ge, frame, frame->time);
#endif
if (ge->event)
ge->event(ge, syn);
}
int grail_open(struct grail *ge, int fd)
{
struct grail_impl *x;
int ret;
x = calloc(1, sizeof(*x));
if (!x)
return -ENOMEM;
ret = touch_dev_open(&x->dev, fd);
if (ret)
goto error;
touch_engine_init(&x->engine, tp_event, tp_sync, ge);
touch_engine_attach(&x->engine, &x->dev);
ge->impl = x;
return 0;
error:
free(x);
return ret;
}
int grail_idle(struct grail *ge, int fd, int ms)
{
struct grail_impl *x = ge->impl;
return touch_dev_idle(&x->dev, fd, ms);
}
int grail_pull(struct grail *ge, int fd)
{
struct grail_impl *x = ge->impl;
return touch_dev_pull(&x->dev, fd);
}
void grail_close(struct grail *ge, int fd)
{
struct grail_impl *x = ge->impl;
touch_engine_detach(&x->engine, &x->dev);
touch_dev_close(&x->dev, fd);
free(ge->impl);
ge->impl = 0;
}
void grail_add_client(struct grail *ge, grail_clientid_t id,
const int *types, const int *priority, int ntypes)
{
struct grail_impl *x = ge->impl;
//gedev_attach_client(&x->dev, &x->client);
}
void grail_remove_client(struct grail *ge, grail_clientid_t id)
{
struct grail_impl *x = ge->impl;
//gedev_detach_client(&x->dev, &x->client);
}
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