mirror of
https://github.com/lvgl/lvgl.git
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107 lines
2.3 KiB
Plaintext
Executable File
107 lines
2.3 KiB
Plaintext
Executable File
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/**
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* @file main
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*
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*/
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/*********************
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* INCLUDES
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*********************/
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#include <stdlib.h>
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#include <unistd.h>
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#define SDL_MAIN_HANDLED /*To fix SDL's "undefined reference to WinMain" issue*/
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#include <SDL2/SDL.h>
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#include <emscripten.h>
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#include "lvgl/lvgl.h"
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#include "lvgl/demos/lv_demos.h"
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/*********************
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* DEFINES
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*********************/
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/*On OSX SDL needs different handling*/
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#if defined(__APPLE__) && defined(TARGET_OS_MAC)
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# if __APPLE__ && TARGET_OS_MAC
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#define SDL_APPLE
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# endif
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#endif
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/**********************
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* TYPEDEFS
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**********************/
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/**********************
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* STATIC PROTOTYPES
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**********************/
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static void hal_init(void);
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static int tick_thread(void * data);
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static void memory_monitor(lv_timer_t * param);
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/**********************
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* STATIC VARIABLES
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**********************/
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static lv_disp_t * disp1;
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int monitor_hor_res, monitor_ver_res;
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/**********************
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* MACROS
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**********************/
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/**********************
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* GLOBAL FUNCTIONS
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**********************/
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void do_loop(void *arg);
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/* Allows disabling CHOSEN_DEMO */
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static void lv_example_noop(void) {
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}
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int main(int argc, char ** argv)
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{
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monitor_hor_res = 800;
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monitor_ver_res = 480;
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printf("Starting with screen resolution of %dx%d px\n", monitor_hor_res, monitor_ver_res);
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/*Initialize LittlevGL*/
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lv_init();
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/*Initialize the HAL (display, input devices, tick) for LittlevGL*/
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hal_init();
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lv_demo_widgets();
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emscripten_set_main_loop_arg(do_loop, NULL, -1, true);
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}
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void do_loop(void *arg)
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{
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/* Periodically call the lv_task handler.
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* It could be done in a timer interrupt or an OS task too.*/
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lv_task_handler();
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}
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/**********************
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* STATIC FUNCTIONS
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**********************/
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/**
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* Initialize the Hardware Abstraction Layer (HAL) for the Littlev graphics library
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*/
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static void hal_init(void)
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{
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lv_disp_t * disp = lv_sdl_window_create(monitor_hor_res, monitor_ver_res);
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lv_group_t * g = lv_group_create();
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lv_group_set_default(g);
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lv_sdl_mouse_create();
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lv_indev_t * mousewheel = lv_sdl_mousewheel_create();
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lv_indev_set_group(mousewheel, lv_group_get_default());
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lv_indev_t * keyboard = lv_sdl_keyboard_create();
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lv_indev_set_group(keyboard, lv_group_get_default());
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}
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