JNIEXPORT jint JNICALL
Java_org_zoy_caca_Event_getEventKeyUtf32(JNIEnv *env, jclass cls, jlong ptr)
{
return caca_get_event_key_utf32((caca_event_t *)ptr);
}
static VALUE get_event(VALUE self, VALUE event_mask, VALUE timeout)
{
char utf8[8];
caca_event_t ev;
VALUE e;
event_mask = rb_funcall(event_mask, rb_intern("to_i"), 0);
if(caca_get_event(_SELF, NUM2UINT(event_mask), &ev, NUM2INT(timeout)) == 0)
{
return Qnil;
}
switch(caca_get_event_type(&ev))
{
case CACA_EVENT_KEY_PRESS:
caca_get_event_key_utf8(&ev, utf8);
e = rb_funcall(cEventKeyPress, rb_intern("new"), 3,
UINT2NUM(caca_get_event_key_ch(&ev)),
ULONG2NUM(caca_get_event_key_utf32(&ev)),
rb_str_new(utf8, 8));
break;
case CACA_EVENT_KEY_RELEASE:
caca_get_event_key_utf8(&ev, utf8);
e = rb_funcall(cEventKeyRelease, rb_intern("new"), 3,
UINT2NUM(caca_get_event_key_ch(&ev)),
ULONG2NUM(caca_get_event_key_utf32(&ev)),
rb_str_new(utf8, 8));
break;
case CACA_EVENT_MOUSE_PRESS:
e = rb_funcall(cEventMousePress, rb_intern("new"), 3,
UINT2NUM(caca_get_event_mouse_x(&ev)),
UINT2NUM(caca_get_event_mouse_y(&ev)),
UINT2NUM(caca_get_event_mouse_button(&ev)));
break;
case CACA_EVENT_MOUSE_RELEASE:
e = rb_funcall(cEventMouseRelease, rb_intern("new"), 3,
UINT2NUM(caca_get_event_mouse_x(&ev)),
UINT2NUM(caca_get_event_mouse_y(&ev)),
UINT2NUM(caca_get_event_mouse_button(&ev)));
break;
case CACA_EVENT_MOUSE_MOTION:
e = rb_funcall(cEventMouseMotion, rb_intern("new"), 3,
UINT2NUM(caca_get_event_mouse_x(&ev)),
UINT2NUM(caca_get_event_mouse_y(&ev)),
Qnil);
break;
case CACA_EVENT_RESIZE:
e = rb_funcall(cEventResize, rb_intern("new"), 2,
UINT2NUM(caca_get_event_resize_width(&ev)),
UINT2NUM(caca_get_event_resize_height(&ev)));
break;
case CACA_EVENT_QUIT:
e = rb_funcall(cEventQuit, rb_intern("new"), 0);
break;
default:
rb_raise(rb_eRuntimeError, "Invalid event received !");
}
return e;
}
int main(int argc, char *argv[])
{
textentry entries[TEXT_ENTRIES];
caca_canvas_t *cv;
caca_display_t *dp;
unsigned int i, e = 0, running = 1;
cv = caca_create_canvas(0, 0);
if(cv == NULL)
{
printf("Can't create canvas\n");
return -1;
}
dp = caca_create_display(cv);
if(dp == NULL)
{
printf("Can't create display\n");
return -1;
}
caca_set_cursor(dp, 1);
caca_set_color_ansi(cv, CACA_WHITE, CACA_BLUE);
caca_put_str(cv, 1, 1, "Text entries - press tab to cycle");
for(i = 0; i < TEXT_ENTRIES; i++)
{
entries[i].buffer[0] = 0;
entries[i].size = 0;
entries[i].cursor = 0;
entries[i].changed = 1;
caca_printf(cv, 3, 3 * i + 4, "[entry %i]", i + 1);
}
/* Put Unicode crap in the last text entry */
entries[TEXT_ENTRIES - 1].buffer[0] = 'A';
entries[TEXT_ENTRIES - 1].buffer[1] = 'b';
entries[TEXT_ENTRIES - 1].buffer[2] = caca_utf8_to_utf32("Ç", NULL);
entries[TEXT_ENTRIES - 1].buffer[3] = caca_utf8_to_utf32("đ", NULL);
entries[TEXT_ENTRIES - 1].buffer[4] = caca_utf8_to_utf32("ボ", NULL);
entries[TEXT_ENTRIES - 1].buffer[5] = CACA_MAGIC_FULLWIDTH;
entries[TEXT_ENTRIES - 1].buffer[6] = caca_utf8_to_utf32("♥", NULL);
entries[TEXT_ENTRIES - 1].size = 7;
while(running)
{
caca_event_t ev;
for(i = 0; i < TEXT_ENTRIES; i++)
{
unsigned int j, start, size;
if(!entries[i].changed)
continue;
caca_set_color_ansi(cv, CACA_BLACK, CACA_LIGHTGRAY);
caca_fill_box(cv, 2, 3 * i + 5, BUFFER_SIZE + 1, 1, ' ');
start = 0;
size = entries[i].size;
for(j = 0; j < size; j++)
{
caca_put_char(cv, 2 + j, 3 * i + 5,
entries[i].buffer[start + j]);
}
entries[i].changed = 0;
}
/* Put the cursor on the active textentry */
caca_gotoxy(cv, 2 + entries[e].cursor, 3 * e + 5);
caca_refresh_display(dp);
if(caca_get_event(dp, CACA_EVENT_KEY_PRESS, &ev, -1) == 0)
continue;
switch(caca_get_event_key_ch(&ev))
{
case CACA_KEY_ESCAPE:
running = 0;
break;
case CACA_KEY_TAB:
case CACA_KEY_RETURN:
e = (e + 1) % TEXT_ENTRIES;
break;
case CACA_KEY_HOME:
entries[e].cursor = 0;
break;
case CACA_KEY_END:
entries[e].cursor = entries[e].size;
break;
case CACA_KEY_LEFT:
if(entries[e].cursor)
entries[e].cursor--;
break;
case CACA_KEY_RIGHT:
if(entries[e].cursor < entries[e].size)
entries[e].cursor++;
break;
case CACA_KEY_DELETE:
if(entries[e].cursor < entries[e].size)
{
memmove(entries[e].buffer + entries[e].cursor,
entries[e].buffer + entries[e].cursor + 1,
(entries[e].size - entries[e].cursor + 1) * 4);
entries[e].size--;
entries[e].changed = 1;
}
break;
case CACA_KEY_BACKSPACE:
if(entries[e].cursor)
{
memmove(entries[e].buffer + entries[e].cursor - 1,
entries[e].buffer + entries[e].cursor,
(entries[e].size - entries[e].cursor) * 4);
entries[e].size--;
entries[e].cursor--;
entries[e].changed = 1;
}
break;
default:
if(entries[e].size < BUFFER_SIZE)
{
memmove(entries[e].buffer + entries[e].cursor + 1,
entries[e].buffer + entries[e].cursor,
(entries[e].size - entries[e].cursor) * 4);
entries[e].buffer[entries[e].cursor] =
caca_get_event_key_utf32(&ev);
entries[e].size++;
entries[e].cursor++;
entries[e].changed = 1;
}
break;
}
}
caca_free_display(dp);
caca_free_canvas(cv);
return 0;
}
