mirror of
https://github.com/suchmememanyskill/TegraExplorer.git
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160 lines
3.7 KiB
C
160 lines
3.7 KiB
C
/**
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* @file lv_bar.h
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*
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*/
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#ifndef LV_BAR_H
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#define LV_BAR_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_BAR != 0
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#include "../lv_core/lv_obj.h"
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#include "lv_cont.h"
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#include "lv_btn.h"
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#include "lv_label.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 bar*/
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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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int16_t cur_value; /*Current value of the bar*/
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int16_t min_value; /*Minimum value of the bar*/
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int16_t max_value; /*Maximum value of the bar*/
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uint8_t sym :1; /*Symmetric: means the center is around zero value*/
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lv_style_t *style_indic; /*Style of the indicator*/
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} lv_bar_ext_t;
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enum {
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LV_BAR_STYLE_BG,
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LV_BAR_STYLE_INDIC,
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};
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typedef uint8_t lv_bar_style_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 bar objects
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* @param par pointer to an object, it will be the parent of the new bar
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* @param copy pointer to a bar object, if not NULL then the new object will be copied from it
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* @return pointer to the created bar
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*/
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lv_obj_t * lv_bar_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 bar
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* @param bar pointer to a bar object
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* @param value new value
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*/
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void lv_bar_set_value(lv_obj_t * bar, int16_t value);
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/**
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* Set a new value with animation on the bar
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* @param bar pointer to a bar object
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* @param value new value
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* @param anim_time animation time in milliseconds
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*/
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void lv_bar_set_value_anim(lv_obj_t * bar, int16_t value, uint16_t anim_time);
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/**
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* Set minimum and the maximum values of a bar
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* @param bar pointer to the bar 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_bar_set_range(lv_obj_t * bar, int16_t min, int16_t max);
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/**
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* Make the bar symmetric to zero. The indicator will grow from zero instead of the minimum position.
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* @param bar pointer to a bar object
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* @param en true: enable disable symmetric behavior; false: disable
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*/
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void lv_bar_set_sym(lv_obj_t * bar, bool en);
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/**
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* Set a style of a bar
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* @param bar pointer to a bar object
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* @param type which style should be set
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* @param style pointer to a style
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*/
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void lv_bar_set_style(lv_obj_t *bar, lv_bar_style_t type, lv_style_t *style);
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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 bar
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* @param bar pointer to a bar object
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* @return the value of the bar
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*/
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int16_t lv_bar_get_value(const lv_obj_t * bar);
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/**
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* Get the minimum value of a bar
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* @param bar pointer to a bar object
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* @return the minimum value of the bar
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*/
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int16_t lv_bar_get_min_value(const lv_obj_t * bar);
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/**
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* Get the maximum value of a bar
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* @param bar pointer to a bar object
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* @return the maximum value of the bar
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*/
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int16_t lv_bar_get_max_value(const lv_obj_t * bar);
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/**
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* Get whether the bar is symmetric or not.
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* @param bar pointer to a bar object
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* @return true: symmetric is enabled; false: disable
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*/
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bool lv_bar_get_sym(lv_obj_t * bar);
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/**
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* Get a style of a bar
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* @param bar pointer to a bar object
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* @param type which style should be get
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* @return style pointer to a style
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*/
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lv_style_t * lv_bar_get_style(const lv_obj_t *bar, lv_bar_style_t type);
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/**********************
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* MACROS
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**********************/
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#endif /*USE_LV_BAR*/
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /*LV_BAR_H*/
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