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TegraExplorer/bdk/libs/lvgl/lv_objx/lv_lmeter.h
SuchMemeManySkill d6c4204027 Start of rewrite
Based on lockpick_rcm 1.9.0
2020-12-23 17:39:22 +01:00

153 lines
3.6 KiB
C

/**
* @file lv_lmeter.h
*
*/
#ifndef LV_LMETER_H
#define LV_LMETER_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#ifdef LV_CONF_INCLUDE_SIMPLE
#include "lv_conf.h"
#else
#include "../../lv_conf.h"
#endif
#if USE_LV_LMETER != 0
#include "../lv_core/lv_obj.h"
/*********************
* DEFINES
*********************/
/**********************
* TYPEDEFS
**********************/
/*Data of line meter*/
typedef struct
{
/*No inherited ext.*/ /*Ext. of ancestor*/
/*New data for this type */
uint16_t scale_angle; /*Angle of the scale in deg. (0..360)*/
uint8_t line_cnt; /*Count of lines */
int16_t cur_value;
int16_t min_value;
int16_t max_value;
} lv_lmeter_ext_t;
/**********************
* GLOBAL PROTOTYPES
**********************/
/**
* Create a line meter objects
* @param par pointer to an object, it will be the parent of the new line meter
* @param copy pointer to a line meter object, if not NULL then the new object will be copied from it
* @return pointer to the created line meter
*/
lv_obj_t * lv_lmeter_create(lv_obj_t * par, const lv_obj_t * copy);
/*=====================
* Setter functions
*====================*/
/**
* Set a new value on the line meter
* @param lmeter pointer to a line meter object
* @param value new value
*/
void lv_lmeter_set_value(lv_obj_t *lmeter, int16_t value);
/**
* Set minimum and the maximum values of a line meter
* @param lmeter pointer to he line meter object
* @param min minimum value
* @param max maximum value
*/
void lv_lmeter_set_range(lv_obj_t *lmeter, int16_t min, int16_t max);
/**
* Set the scale settings of a line meter
* @param lmeter pointer to a line meter object
* @param angle angle of the scale (0..360)
* @param line_cnt number of lines
*/
void lv_lmeter_set_scale(lv_obj_t * lmeter, uint16_t angle, uint8_t line_cnt);
/**
* Set the styles of a line meter
* @param lmeter pointer to a line meter object
* @param bg set the style of the line meter
*/
static inline void lv_lmeter_set_style(lv_obj_t *lmeter, lv_style_t *bg)
{
lv_obj_set_style(lmeter, bg);
}
/*=====================
* Getter functions
*====================*/
/**
* Get the value of a line meter
* @param lmeter pointer to a line meter object
* @return the value of the line meter
*/
int16_t lv_lmeter_get_value(const lv_obj_t *lmeter);
/**
* Get the minimum value of a line meter
* @param lmeter pointer to a line meter object
* @return the minimum value of the line meter
*/
int16_t lv_lmeter_get_min_value(const lv_obj_t * lmeter);
/**
* Get the maximum value of a line meter
* @param lmeter pointer to a line meter object
* @return the maximum value of the line meter
*/
int16_t lv_lmeter_get_max_value(const lv_obj_t * lmeter);
/**
* Get the scale number of a line meter
* @param lmeter pointer to a line meter object
* @return number of the scale units
*/
uint8_t lv_lmeter_get_line_count(const lv_obj_t * lmeter);
/**
* Get the scale angle of a line meter
* @param lmeter pointer to a line meter object
* @return angle of the scale
*/
uint16_t lv_lmeter_get_scale_angle(const lv_obj_t * lmeter);
/**
* Get the style of a line meter
* @param lmeter pointer to a line meter object
* @return pointer to the line meter's style
*/
static inline lv_style_t * lv_lmeter_get_style(const lv_obj_t * lmeter)
{
return lv_obj_get_style(lmeter);
}
/**********************
* MACROS
**********************/
#endif /*USE_LV_LMETER*/
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /*LV_LMETER_H*/