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