140 lines
3.0 KiB
C

/**
* @file main
*
*/
/*********************
* INCLUDES
*********************/
#define _DEFAULT_SOURCE /* needed for usleep() */
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <pthread.h>
#include "lvgl/lvgl.h"
#include "lvgl/examples/lv_examples.h"
#include "lvgl/demos/lv_demos.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* STATIC PROTOTYPES
**********************/
static lv_display_t * hal_init(int32_t w, int32_t h);
/**********************
* STATIC VARIABLES
**********************/
/**********************
* MACROS
**********************/
/**********************
* GLOBAL FUNCTIONS
**********************/
extern void freertos_main(void);
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/**********************
* VARIABLES
**********************/
/**********************
* STATIC PROTOTYPES
**********************/
/**********************
* GLOBAL FUNCTIONS
**********************/
int main(int argc, char **argv)
{
(void)argc; /*Unused*/
(void)argv; /*Unused*/
/*Initialize LVGL*/
lv_init();
/*Initialize the HAL (display, input devices, tick) for LVGL*/
hal_init(320, 480);
#if LV_USE_OS == LV_OS_NONE
/* Run the default demo */
/* To try a different demo or example, replace this with one of: */
/* - lv_demo_benchmark(); */
/* - lv_demo_stress(); */
/* - lv_example_label_1(); */
/* - etc. */
lv_demo_widgets();
while(1) {
/* Periodically call the lv_task handler.
* It could be done in a timer interrupt or an OS task too.*/
lv_timer_handler();
usleep(5 * 1000);
}
#elif LV_USE_OS == LV_OS_FREERTOS
/* Run FreeRTOS and create lvgl task */
freertos_main();
#endif
return 0;
}
/**********************
* STATIC FUNCTIONS
**********************/
/**
* Initialize the Hardware Abstraction Layer (HAL) for the LVGL graphics
* library
*/
static lv_display_t * hal_init(int32_t w, int32_t h)
{
lv_group_set_default(lv_group_create());
lv_display_t * disp = lv_sdl_window_create(w, h);
lv_indev_t * mouse = lv_sdl_mouse_create();
lv_indev_set_group(mouse, lv_group_get_default());
lv_indev_set_display(mouse, disp);
lv_display_set_default(disp);
LV_IMAGE_DECLARE(mouse_cursor_icon); /*Declare the image file.*/
lv_obj_t * cursor_obj;
cursor_obj = lv_image_create(lv_screen_active()); /*Create an image object for the cursor */
lv_image_set_src(cursor_obj, &mouse_cursor_icon); /*Set the image source*/
lv_indev_set_cursor(mouse, cursor_obj); /*Connect the image object to the driver*/
lv_indev_t * mousewheel = lv_sdl_mousewheel_create();
lv_indev_set_display(mousewheel, disp);
lv_indev_set_group(mousewheel, lv_group_get_default());
lv_indev_t * kb = lv_sdl_keyboard_create();
lv_indev_set_display(kb, disp);
lv_indev_set_group(kb, lv_group_get_default());
return disp;
}