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171 lines
4.4 KiB
171 lines
4.4 KiB
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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 "lv_drivers/sdl/sdl.h" |
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#include "lv_drivers/indev/mouse.h" |
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#include "lv_drivers/indev/mousewheel.h" |
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#include "lv_drivers/indev/keyboard.h" |
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#include "src/ui/ui.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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int main(int argc, char ** argv) |
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{ |
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monitor_hor_res = atoi(argv[1]); |
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monitor_ver_res = atoi(argv[2]); |
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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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/*Init*/ |
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ui_init(); |
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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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ui_tick(); |
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SDL_Event event; |
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while(SDL_PollEvent(&event)) { |
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#if USE_MOUSE != 0 |
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mouse_handler(&event); |
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#endif |
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#if USE_KEYBOARD |
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keyboard_handler(&event); |
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#endif |
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#if USE_MOUSEWHEEL != 0 |
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mousewheel_handler(&event); |
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#endif |
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} |
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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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/* Use the 'monitor' driver which creates window on PC's monitor to simulate a display*/ |
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sdl_init(); |
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/*Create a display buffer*/ |
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static lv_disp_draw_buf_t disp_buf1; |
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lv_color_t * buf1_1 = malloc(sizeof(lv_color_t) * monitor_hor_res * monitor_ver_res); |
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lv_disp_draw_buf_init(&disp_buf1, buf1_1, NULL, monitor_hor_res * monitor_ver_res); |
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/*Create a display*/ |
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static lv_disp_drv_t disp_drv; |
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lv_disp_drv_init(&disp_drv); /*Basic initialization*/ |
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disp_drv.draw_buf = &disp_buf1; |
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disp_drv.flush_cb = sdl_display_flush; /*Used when `LV_VDB_SIZE != 0` in lv_conf.h (buffered drawing)*/ |
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disp_drv.hor_res = monitor_hor_res; |
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disp_drv.ver_res = monitor_ver_res; |
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disp1 = lv_disp_drv_register(&disp_drv); |
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//lv_group_t * g = lv_group_create(); |
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//lv_group_set_default(g); |
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/* Add the mouse as input device |
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* Use the 'mouse' driver which reads the PC's mouse*/ |
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static lv_indev_drv_t indev_drv_1; |
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lv_indev_drv_init(&indev_drv_1); /*Basic initialization*/ |
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indev_drv_1.type = LV_INDEV_TYPE_POINTER; |
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/*This function will be called periodically (by the library) to get the mouse position and state*/ |
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indev_drv_1.read_cb = sdl_mouse_read; |
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lv_indev_t *mouse_indev = lv_indev_drv_register(&indev_drv_1); |
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static lv_indev_drv_t indev_drv_2; |
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lv_indev_drv_init(&indev_drv_2); /*Basic initialization*/ |
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indev_drv_2.type = LV_INDEV_TYPE_KEYPAD; |
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indev_drv_2.read_cb = sdl_keyboard_read; |
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lv_indev_t *kb_indev = lv_indev_drv_register(&indev_drv_2); |
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//lv_indev_set_group(kb_indev, g); |
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static lv_indev_drv_t indev_drv_3; |
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lv_indev_drv_init(&indev_drv_3); /*Basic initialization*/ |
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indev_drv_3.type = LV_INDEV_TYPE_ENCODER; |
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indev_drv_3.read_cb = sdl_mousewheel_read; |
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lv_indev_t * enc_indev = lv_indev_drv_register(&indev_drv_3); |
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//lv_indev_set_group(enc_indev, g); |
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/* Optional: |
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* Create a memory monitor task which prints the memory usage in periodically.*/ |
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lv_timer_create(memory_monitor, 3000, NULL); |
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} |
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/** |
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* Print the memory usage periodically |
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* @param param |
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*/ |
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static void memory_monitor(lv_timer_t * param) |
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{ |
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(void) param; /*Unused*/ |
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}
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