【智能家居挑战赛】+ 智家中控器 #2 GUI Guider生成lvgl

北方.

1、安装GUI Guider并启动运行。插入首页欢迎图片，设置event,点击后启动首页

2. 依次添加选择页面Selection，空调，换气机，监控参数等，分别演示表格等参数，使用switch选项来控制灯的开关。这个过程不需要训练，就像word一样即插即用，编辑完以后启动模拟器simulator，效果如下


3、生成output代码，加入工程中，替代原来的范例页面，编译后下载到开发板。


模拟器的伪启动代码如下，供参考

1. // SPDX-License-Identifier: MIT
   
2. // Copyright 2020-2021 NXP
   
3. 
   
4. /**
   
5. * @file main
   
6. *
   
7. */
   
8. 
   
9. /*********************
   
10. *      INCLUDES
    
11. *********************/
    
12. #define _DEFAULT_SOURCE /* needed for usleep() */
    
13. #include <stdlib.h>
    
14. #include <unistd.h>
    
15. #define SDL_MAIN_HANDLED        /*To fix SDL's "undefined reference to WinMain" issue*/
    
16. #include <SDL2/SDL.h>
    
17. #include "lvgl/lvgl.h"
    
18. #include "lv_drivers/display/monitor.h"
    
19. #include "lv_drivers/indev/mouse.h"
    
20. #include "lv_drivers/indev/mousewheel.h"
    
21. #include "lv_drivers/indev/keyboard.h"
    
22. #include "gui_guider.h"
    
23. #include "events_init.h"
    
24. #include "custom.h"
    
25. 
    
26. 
    
27. /*********************
    
28. *      DEFINES
    
29. *********************/
    
30. 
    
31. /*On OSX SDL needs different handling*/
    
32. #if defined(__APPLE__) && defined(TARGET_OS_MAC)
    
33. # if __APPLE__ && TARGET_OS_MAC
    
34. #define SDL_APPLE
    
35. # endif
    
36. #endif
    
37. 
    
38. /**********************
    
39. *      TYPEDEFS
    
40. **********************/
    
41. 
    
42. /**********************
    
43. *  STATIC PROTOTYPES
    
44. **********************/
    
45. static void hal_init(void);
    
46. static int tick_thread(void * data);
    
47. 
    
48. /**********************
    
49. *  STATIC VARIABLES
    
50. **********************/
    
51. 
    
52. /**********************
    
53. *      MACROS
    
54. **********************/
    
55. 
    
56. /**********************
    
57. *   GLOBAL FUNCTIONS
    
58. **********************/
    
59. #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
    
60. 
    
61. lv_ui guider_ui;
    
62. 
    
63. int main(int argc, char ** argv)
    
64. {
    
65.     (void) argc;    /*Unused*/
    
66.     (void) argv;    /*Unused*/
    
67. 
    
68.     /*Initialize LittlevGL*/
    
69.     lv_init();
    
70. 
    
71.     /*Initialize the HAL (display, input devices, tick) for LittlevGL*/
    
72.     hal_init();
    
73. 
    
74.     /*Create a GUI-Guider app */
    
75.         setup_ui(&guider_ui);
    
76.     events_init(&guider_ui);
    
77.     custom_init(&guider_ui);
    
78. 
    
79.     while(1) {
    
80.         /* Periodically call the lv_task handler.
    
81.          * It could be done in a timer interrupt or an OS task too.*/
    
82.         lv_task_handler();
    
83.         usleep(5 * 1000);
    
84. 
    
85. #ifdef SDL_APPLE
    
86.         SDL_Event event;
    
87. 
    
88.         while(SDL_PollEvent(&event)) {
    
89. #if USE_MOUSE != 0
    
90.             mouse_handler(&event);
    
91. #endif
    
92. 
    
93. #if USE_KEYBOARD
    
94.             keyboard_handler(&event);
    
95. #endif
    
96. 
    
97. #if USE_MOUSEWHEEL != 0
    
98.             mousewheel_handler(&event);
    
99. #endif
    
100.         }
     
101. #endif
     
102.     }
     
103. 
     
104.     return 0;
     
105. }
     
106. 
     
107. /**********************
     
108. *   STATIC FUNCTIONS
     
109. **********************/
     
110. 
     
111. /**
     
112. * Initialize the Hardware Abstraction Layer (HAL) for the Littlev graphics library
     
113. */
     
114. static void hal_init(void)
     
115. {
     
116.     /* Use the 'monitor' driver which creates window on PC's monitor to simulate a display*/
     
117.     monitor_init();
     
118. 
     
119.     /*Create a display buffer*/
     
120.     static lv_disp_buf_t disp_buf1;
     
121.     static lv_color_t buf1_1[480*10];
     
122.     lv_disp_buf_init(&disp_buf1, buf1_1, NULL, 480*10);
     
123. 
     
124.     /*Create a display*/
     
125.     lv_disp_drv_t disp_drv;
     
126.     lv_disp_drv_init(&disp_drv);            /*Basic initialization*/
     
127.     disp_drv.buffer = &disp_buf1;
     
128.     disp_drv.flush_cb = monitor_flush;    /*Used when `LV_VDB_SIZE != 0` in lv_conf.h (buffered drawing)*/
     
129.     lv_disp_drv_register(&disp_drv);
     
130. 
     
131.     /* Add the mouse as input device
     
132.      * Use the 'mouse' driver which reads the PC's mouse*/
     
133.     mouse_init();
     
134.     lv_indev_drv_t indev_drv;
     
135.     lv_indev_drv_init(&indev_drv);          /*Basic initialization*/
     
136.     indev_drv.type = LV_INDEV_TYPE_POINTER;
     
137.     indev_drv.read_cb = mouse_read;         /*This function will be called periodically (by the library) to get the mouse position and state*/
     
138.     lv_indev_t * mouse_indev = lv_indev_drv_register(&indev_drv);
     
139. 
     
140.     /* Tick init.
     
141.      * You have to call 'lv_tick_inc()' in periodically to inform LittelvGL about how much time were elapsed
     
142.      * Create an SDL thread to do this*/
     
143.     SDL_CreateThread(tick_thread, "tick", NULL);
     
144. }
     
145. 
     
146. /**
     
147. * A task to measure the elapsed time for LittlevGL
     
148. * @param data unused
     
149. * @return never return
     
150. */
     
151. static int tick_thread(void * data)
     
152. {
     
153.     (void)data;
     
154. 
     
155.     while(1) {
     
156.         SDL_Delay(5);   /*Sleep for 5 millisecond*/
     
157.         lv_tick_inc(5); /*Tell LittelvGL that 5 milliseconds were elapsed*/
     
158.     }
     
159. 
     
160.     return 0;
     
161. }

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jobszheng5

这样一个资源丰富的芯片，楼主居然没有跑RTOS