mirror of
https://github.com/CTCaer/hekate
synced 2024-09-07 08:39:00 +00:00
95 lines
2.1 KiB
C
95 lines
2.1 KiB
C
![]() |
/**
|
||
|
* @file lv_refr.h
|
||
|
*
|
||
|
*/
|
||
|
|
||
|
#ifndef LV_REFR_H
|
||
|
#define LV_REFR_H
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
extern "C" {
|
||
|
#endif
|
||
|
|
||
|
/*********************
|
||
|
* INCLUDES
|
||
|
*********************/
|
||
|
#include "lv_obj.h"
|
||
|
|
||
|
/*********************
|
||
|
* DEFINES
|
||
|
*********************/
|
||
|
|
||
|
/**********************
|
||
|
* TYPEDEFS
|
||
|
**********************/
|
||
|
|
||
|
/**********************
|
||
|
* STATIC PROTOTYPES
|
||
|
**********************/
|
||
|
|
||
|
/**********************
|
||
|
* STATIC VARIABLES
|
||
|
**********************/
|
||
|
|
||
|
/**********************
|
||
|
* MACROS
|
||
|
**********************/
|
||
|
|
||
|
/**********************
|
||
|
* GLOBAL FUNCTIONS
|
||
|
**********************/
|
||
|
|
||
|
/**
|
||
|
* Initialize the screen refresh subsystem
|
||
|
*/
|
||
|
void lv_refr_init(void);
|
||
|
|
||
|
/**
|
||
|
* Redraw the invalidated areas now.
|
||
|
* Normally the redrawing is periodically executed in `lv_task_handler` but a long blocking process can
|
||
|
* prevent the call of `lv_task_handler`. In this case if the the GUI is updated in the process (e.g. progress bar)
|
||
|
* this function can be called when the screen should be updated.
|
||
|
*/
|
||
|
void lv_refr_now(void);
|
||
|
|
||
|
/**
|
||
|
* Invalidate an area
|
||
|
* @param area_p pointer to area which should be invalidated
|
||
|
*/
|
||
|
void lv_inv_area(const lv_area_t * area_p);
|
||
|
|
||
|
/**
|
||
|
* Set a function to call after every refresh to announce the refresh time and the number of refreshed pixels
|
||
|
* @param cb pointer to a callback function (void my_refr_cb(uint32_t time_ms, uint32_t px_num))
|
||
|
*/
|
||
|
void lv_refr_set_monitor_cb(void (*cb)(uint32_t, uint32_t));
|
||
|
|
||
|
/**
|
||
|
* Called when an area is invalidated to modify the coordinates of the area.
|
||
|
* Special display controllers may require special coordinate rounding
|
||
|
* @param cb pointer to the a function which will modify the area
|
||
|
*/
|
||
|
void lv_refr_set_round_cb(void(*cb)(lv_area_t*));
|
||
|
|
||
|
/**
|
||
|
* Get the number of areas in the buffer
|
||
|
* @return number of invalid areas
|
||
|
*/
|
||
|
uint16_t lv_refr_get_buf_size(void);
|
||
|
|
||
|
/**
|
||
|
* Pop (delete) the last 'num' invalidated areas from the buffer
|
||
|
* @param num number of areas to delete
|
||
|
*/
|
||
|
void lv_refr_pop_from_buf(uint16_t num);
|
||
|
/**********************
|
||
|
* STATIC FUNCTIONS
|
||
|
**********************/
|
||
|
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
} /* extern "C" */
|
||
|
#endif
|
||
|
|
||
|
#endif /*LV_REFR_H*/
|