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docs: fix typo in quick-overview.md (#3881)

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Narukara 2023-01-03 03:10:12 +08:00 committed by GitHub
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docs/get-started/quick-overview.md
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@ -26,8 +26,8 @@ Alternatively, configure `LV_TICK_CUSTOM` (see `lv_conf.h`) so that LVGL can ret
The buffer size can be set freely but 1/10 screen size is a good starting point.
```c
static lv_disp_draw_buf_t draw_buf;
static lv_color_t buf1[DISP_HOR_RES * DISP_VER_RES / 10]; /*Declare a buffer for 1/10 screen size*/
lv_disp_draw_buf_init(&draw_buf, buf1, NULL, MY_DISP_HOR_RES * MY_DISP_VER_SER / 10); /*Initialize the display buffer.*/
static lv_color_t buf1[MY_DISP_HOR_RES * MY_DISP_VER_RES / 10]; /*Declare a buffer for 1/10 screen size*/
lv_disp_draw_buf_init(&draw_buf, buf1, NULL, MY_DISP_HOR_RES * MY_DISP_VER_RES / 10); /*Initialize the display buffer.*/
```
- Implement and register a function which can copy the rendered image to an area of your display:
```c
@ -63,7 +63,7 @@ indev_drv.type = LV_INDEV_TYPE_POINTER; /*Touch pad is a pointer-like device*
indev_drv.read_cb = my_touchpad_read; /*Set your driver function*/
lv_indev_drv_register(&indev_drv); /*Finally register the driver*/
void my_touchpad_read(lv_indev_t * indev, lv_indev_data_t * data)
void my_touchpad_read(lv_indev_drv_t * indev_drv, lv_indev_data_t * data)
{
/*`touchpad_is_pressed` and `touchpad_get_xy` needs to be implemented by you*/
if(touchpad_is_pressed()) {