Files
mongoose-touch/src/main.c
2017-12-02 23:34:16 +01:00

82 lines
2.4 KiB
C

#include <stdio.h>
#include <time.h>
#include "mgos.h"
#include "mgos_mqtt.h"
#include "mongoose-touch.h"
#include "fonts/FreeSerifBold9pt7b.h"
#include "fonts/FreeMonoBold9pt7b.h"
struct screen_t *s_screen = NULL;
static void touch_handler(struct mgos_stmpe610_event_data *ed) {
struct widget_t *widget;
if (!ed) return;
LOG(LL_INFO, ("Touch %s at (%d,%d) pressure=%d, length=%d", ed->direction==TOUCH_UP?"UP":"DOWN", ed->x, ed->y, ed->z, ed->length));
// If the backlight is inactive, grab the TOUCH_DOWN and TOUCH_UP events.
// Do nothing on TOUCH_DOWN, but reactivate the backlight by calling
// backlight_keepalive() upon TOUCH_UP. This way, the first touch will
// wake up the UI, but not send events to widgets and things.
if (!backlight_active()) {
if (ed->direction==TOUCH_DOWN) {
LOG(LL_INFO, ("Ignoring touch event, backlight is inactive"));
return;
}
LOG(LL_INFO, ("Ignoring touch event, but setting backlight on"));
backlight_keepalive();
return;
}
backlight_keepalive();
widget = screen_widget_find_by_xy(s_screen, ed->x, ed->y);
if (ed->direction==TOUCH_DOWN) {
if (widget && widget->handler)
widget->handler(EV_WIDGET_TOUCH_DOWN, widget, ed);
} else {
if (widget && widget->handler)
widget->handler(EV_WIDGET_TOUCH_UP, widget, ed);
}
}
void tft_demo(void)
{
// mgos_ili9341_setRotation(mgos_sys_config_get_tft_orientation());
mgos_stmpe610_set_rotation(mgos_sys_config_get_tft_orientation());
mgos_stmpe610_set_handler(touch_handler);
mgos_stmpe610_set_dimensions(320, 240);
mgos_ili9341_set_fgcolor(0,0,0);
mgos_ili9341_fillScreen();
s_screen = screen_create_from_file("/screen_main.json", widget_default_ev, NULL);
if (!s_screen) {
LOG(LL_ERROR, ("Could not load screen"));
return;
}
screen_add_default_widgets(s_screen);
screen_widget_broadcast(s_screen, EV_WIDGET_DRAW, NULL);
LOG(LL_INFO, ("Screen '%s' has %d widgets", s_screen->name, screen_get_num_widgets(s_screen)));
}
static void mqtt_recv_cb(struct mg_connection *nc, const char *topic, int topic_len, const char *msg, int msg_len, void *user_data) {
widget_network_recv();
LOG(LL_INFO, ("topic='%.*s' msg='%.*s'", topic_len, topic, msg_len, msg));
(void) nc;
(void) user_data;
}
enum mgos_app_init_result mgos_app_init(void)
{
backlight_init();
mgos_mqtt_sub("/s/#", mqtt_recv_cb, NULL);
tft_demo();
return MGOS_APP_INIT_SUCCESS;
}