mirror of
https://github.com/CTCaer/hekate
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249 lines
7.1 KiB
C
249 lines
7.1 KiB
C
/**
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* @file lv_imgbtn.h
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*
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*/
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#ifndef LV_IMGBTN_H
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#define LV_IMGBTN_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_IMGBTN != 0
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/*Testing of dependencies*/
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#if USE_LV_BTN == 0
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#error "lv_imgbtn: lv_btn is required. Enable it in lv_conf.h (USE_LV_BTN 1) "
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#endif
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#include "../lv_core/lv_obj.h"
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#include "lv_btn.h"
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#include "../lv_draw/lv_draw_img.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 image button*/
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typedef struct {
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lv_btn_ext_t btn; /*Ext. of ancestor*/
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/*New data for this type */
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int idx;
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#if LV_IMGBTN_TILED == 0
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const void * img_src[LV_BTN_STATE_NUM]; /*Store images to each state*/
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#else
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const void * img_src_left[LV_BTN_STATE_NUM]; /*Store left side images to each state*/
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const void * img_src_mid[LV_BTN_STATE_NUM]; /*Store center images to each state*/
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const void * img_src_right[LV_BTN_STATE_NUM]; /*Store right side images to each state*/
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#endif
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lv_img_cf_t act_cf; /*Color format of the currently active image*/
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} lv_imgbtn_ext_t;
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/*Styles*/
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enum {
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LV_IMGBTN_STYLE_REL,
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LV_IMGBTN_STYLE_PR,
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LV_IMGBTN_STYLE_TGL_REL,
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LV_IMGBTN_STYLE_TGL_PR,
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LV_IMGBTN_STYLE_INA,
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};
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typedef uint8_t lv_imgbtn_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 image button objects
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* @param par pointer to an object, it will be the parent of the new image button
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* @param copy pointer to a image button object, if not NULL then the new object will be copied from it
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* @return pointer to the created image button
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*/
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lv_obj_t * lv_imgbtn_create(lv_obj_t * par, const lv_obj_t * copy);
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/*======================
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* Add/remove functions
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*=====================*/
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/*=====================
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* Setter functions
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*====================*/
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#if LV_IMGBTN_TILED == 0
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/**
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* Set images for a state of the image button
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* @param imgbtn pointer to an image button object
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* @param state for which state set the new image (from `lv_btn_state_t`) `
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* @param src pointer to an image source (a C array or path to a file)
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*/
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void lv_imgbtn_set_src(lv_obj_t * imgbtn, lv_btn_state_t state, const void * src);
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#else
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/**
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* Set images for a state of the image button
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* @param imgbtn pointer to an image button object
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* @param state for which state set the new image (from `lv_btn_state_t`) `
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* @param src_left pointer to an image source for the left side of the button (a C array or path to a file)
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* @param src_mid pointer to an image source for the middle of the button (ideally 1px wide) (a C array or path to a file)
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* @param src_right pointer to an image source for the right side of the button (a C array or path to a file)
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*/
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void lv_imgbtn_set_src(lv_obj_t * imgbtn, lv_btn_state_t state, const void * src_left, const void * src_mid, const void * src_right);
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#endif
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/**
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* Enable the toggled states. On release the button will change from/to toggled state.
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* @param imgbtn pointer to an image button object
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* @param tgl true: enable toggled states, false: disable
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*/
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static inline void lv_imgbtn_set_toggle(lv_obj_t * imgbtn, bool tgl)
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{
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lv_btn_set_toggle(imgbtn, tgl);
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}
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/**
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* Set the state of the image button
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* @param imgbtn pointer to an image button object
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* @param state the new state of the button (from lv_btn_state_t enum)
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*/
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static inline void lv_imgbtn_set_state(lv_obj_t * imgbtn, lv_btn_state_t state)
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{
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lv_btn_set_state(imgbtn, state);
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}
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/**
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* Toggle the state of the image button (ON->OFF, OFF->ON)
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* @param imgbtn pointer to a image button object
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*/
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static inline void lv_imgbtn_toggle(lv_obj_t * imgbtn)
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{
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lv_btn_toggle(imgbtn);
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}
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/**
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* Set a function to call when a button event happens
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* @param imgbtn pointer to an image button object
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* @param action type of event form 'lv_action_t' (press, release, long press, long press repeat)
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*/
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static inline void lv_imgbtn_set_action(lv_obj_t * imgbtn, lv_btn_action_t type, lv_action_t action)
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{
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lv_btn_set_action(imgbtn, type, action);
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}
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/**
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* Set a style of a image button.
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* @param imgbtn pointer to image button 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_imgbtn_set_style(lv_obj_t * imgbtn, lv_imgbtn_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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#if LV_IMGBTN_TILED == 0
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/**
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* Get the images in a given state
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* @param imgbtn pointer to an image button object
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* @param state the state where to get the image (from `lv_btn_state_t`) `
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* @return pointer to an image source (a C array or path to a file)
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*/
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const void * lv_imgbtn_get_src(lv_obj_t * imgbtn, lv_btn_state_t state);
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#else
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/**
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* Get the left image in a given state
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* @param imgbtn pointer to an image button object
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* @param state the state where to get the image (from `lv_btn_state_t`) `
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* @return pointer to the left image source (a C array or path to a file)
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*/
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const void * lv_imgbtn_get_src_left(lv_obj_t * imgbtn, lv_btn_state_t state);
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/**
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* Get the middle image in a given state
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* @param imgbtn pointer to an image button object
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* @param state the state where to get the image (from `lv_btn_state_t`) `
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* @return pointer to the middle image source (a C array or path to a file)
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*/
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const void * lv_imgbtn_get_src_middle(lv_obj_t * imgbtn, lv_btn_state_t state);
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/**
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* Get the right image in a given state
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* @param imgbtn pointer to an image button object
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* @param state the state where to get the image (from `lv_btn_state_t`) `
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* @return pointer to the left image source (a C array or path to a file)
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*/
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const void * lv_imgbtn_get_src_right(lv_obj_t * imgbtn, lv_btn_state_t state);
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#endif
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/**
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* Get the current state of the image button
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* @param imgbtn pointer to a image button object
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* @return the state of the button (from lv_btn_state_t enum)
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*/
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static inline lv_btn_state_t lv_imgbtn_get_state(const lv_obj_t * imgbtn)
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{
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return lv_btn_get_state(imgbtn);
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}
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/**
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* Get the toggle enable attribute of the image button
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* @param imgbtn pointer to a image button object
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* @return ture: toggle enabled, false: disabled
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*/
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static inline bool lv_imgbtn_get_toggle(const lv_obj_t * imgbtn)
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{
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return lv_btn_get_toggle(imgbtn);
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}
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/**
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* Get the release action of a image button
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* @param imgbtn pointer to a image button object
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* @return pointer to the release action function
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*/
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static inline lv_action_t lv_imgbtn_get_action(const lv_obj_t * imgbtn, lv_btn_action_t type)
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{
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return lv_btn_get_action(imgbtn, type);
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}
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/**
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* Get style of a image button.
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* @param imgbtn pointer to image button object
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* @param type which style should be get
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* @return style pointer to the style
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*/
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lv_style_t * lv_imgbtn_get_style(const lv_obj_t * imgbtn, lv_imgbtn_style_t type);
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/*=====================
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* Other functions
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*====================*/
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/**********************
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* MACROS
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**********************/
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#endif /*USE_LV_IMGBTN*/
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /*LV_IMGBTN_H*/
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