139 lines
3.2 KiB
C
139 lines
3.2 KiB
C
/**
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* @file lv_sw.h
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*
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*/
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#ifndef LV_SWITCH_H
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#define LV_SWITCH_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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#include "../lv_conf_internal.h"
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#if LV_USE_SWITCH != 0
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/*Testing of dependencies*/
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#if LV_USE_SLIDER == 0
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#error "lv_sw: lv_slider is required. Enable it in lv_conf.h (LV_USE_SLIDER 1)"
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#endif
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#include "../lv_core/lv_obj.h"
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#include "lv_bar.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 switch*/
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typedef struct
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{
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lv_bar_ext_t bar; /*Ext. of ancestor*/
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/*New data for this type */
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lv_style_list_t style_knob; /*Style of the knob*/
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} lv_switch_ext_t;
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/**
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* Switch parts.
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*/
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enum {
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LV_SWITCH_PART_BG = LV_BAR_PART_BG, /**< Switch background. */
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LV_SWITCH_PART_INDIC = LV_BAR_PART_INDIC, /**< Switch fill area. */
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LV_SWITCH_PART_KNOB = _LV_BAR_PART_VIRTUAL_LAST, /**< Switch knob. */
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_LV_SWITCH_PART_VIRTUAL_LAST
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};
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typedef uint8_t lv_switch_part_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 switch objects
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* @param par pointer to an object, it will be the parent of the new switch
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* @param copy pointer to a switch object, if not NULL then the new object will be copied from it
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* @return pointer to the created switch
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*/
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lv_obj_t *lv_switch_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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* Turn ON the switch
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* @param sw pointer to a switch object
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* @param anim LV_ANIM_ON: set the value with an animation; LV_ANIM_OFF: change the value immediately
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*/
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void lv_switch_on(lv_obj_t *sw, lv_anim_enable_t anim);
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/**
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* Turn OFF the switch
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* @param sw pointer to a switch object
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* @param anim LV_ANIM_ON: set the value with an animation; LV_ANIM_OFF: change the value immediately
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*/
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void lv_switch_off(lv_obj_t *sw, lv_anim_enable_t anim);
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/**
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* Toggle the position of the switch
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* @param sw pointer to a switch object
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* @param anim LV_ANIM_ON: set the value with an animation; LV_ANIM_OFF: change the value immediately
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* @return resulting state of the switch.
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*/
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bool lv_switch_toggle(lv_obj_t *sw, lv_anim_enable_t anim);
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/**
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* Set the animation time of the switch
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* @param sw pointer to a switch object
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* @param anim_time animation time
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* @return style pointer to a style
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*/
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static inline void lv_switch_set_anim_time(lv_obj_t *sw, uint16_t anim_time)
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{
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lv_bar_set_anim_time(sw, anim_time);
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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 state of a switch
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* @param sw pointer to a switch object
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* @return false: OFF; true: ON
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*/
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static inline bool lv_switch_get_state(const lv_obj_t *sw)
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{
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return lv_bar_get_value(sw) == 1 ? true : false;
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}
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/**
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* Get the animation time of the switch
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* @param sw pointer to a switch object
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* @return style pointer to a style
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*/
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static inline uint16_t lv_switch_get_anim_time(const lv_obj_t *sw)
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{
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return lv_bar_get_anim_time(sw);
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}
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/**********************
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* MACROS
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**********************/
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#endif /*LV_USE_SWITCH*/
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /*LV_SWITCH_H*/
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