764 lines
25 KiB
C
764 lines
25 KiB
C
/**
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* @file lv_btn.c
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*
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*/
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/*********************
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* INCLUDES
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*********************/
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#include "lv_btn.h"
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#if USE_LV_BTN != 0
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#include <string.h>
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#include "../lv_core/lv_group.h"
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#include "../lv_draw/lv_draw.h"
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#include "../lv_themes/lv_theme.h"
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#include "../lv_misc/lv_area.h"
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#include "../lv_misc/lv_color.h"
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#include "../lv_misc/lv_math.h"
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/*********************
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* DEFINES
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*********************/
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#define LV_BTN_INK_VALUE_MAX 256
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#define LV_BTN_INK_VALUE_MAX_SHIFT 8
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/**********************
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* TYPEDEFS
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**********************/
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/**********************
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* STATIC PROTOTYPES
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**********************/
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static bool lv_btn_design(lv_obj_t * btn, const lv_area_t * mask, lv_design_mode_t mode);
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static lv_res_t lv_btn_signal(lv_obj_t * btn, lv_signal_t sign, void * param);
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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static void lv_btn_ink_effect_anim(lv_obj_t * btn, int32_t val);
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static void lv_btn_ink_effect_anim_ready(void * p);
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#endif
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/**********************
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* STATIC VARIABLES
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**********************/
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static lv_signal_func_t ancestor_signal;
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static lv_design_func_t ancestor_design;
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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static lv_coord_t ink_act_value;
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static lv_obj_t * ink_obj;
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static lv_btn_state_t ink_bg_state;
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static lv_btn_state_t ink_top_state;
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static bool ink_ready;
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static bool ink_playback;
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static lv_point_t ink_point;
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#endif
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/**********************
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* MACROS
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**********************/
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/**********************
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* GLOBAL FUNCTIONS
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**********************/
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/**
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* Create a button objects
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* @param par pointer to an object, it will be the parent of the new button
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* @param copy pointer to a button object, if not NULL then the new object will be copied from it
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* @return pointer to the created button
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*/
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lv_obj_t * lv_btn_create(lv_obj_t * par, const lv_obj_t * copy)
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{
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LV_LOG_TRACE("button create started");
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lv_obj_t * new_btn;
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new_btn = lv_cont_create(par, copy);
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lv_mem_assert(new_btn);
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if(new_btn == NULL) return NULL;
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if(ancestor_signal == NULL) ancestor_signal = lv_obj_get_signal_func(new_btn);
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if(ancestor_design == NULL) ancestor_design = lv_obj_get_design_func(new_btn);
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/*Allocate the extended data*/
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lv_btn_ext_t * ext = lv_obj_allocate_ext_attr(new_btn, sizeof(lv_btn_ext_t));
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lv_mem_assert(ext);
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if(ext == NULL) return NULL;
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ext->state = LV_BTN_STATE_REL;
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ext->actions[LV_BTN_ACTION_PR] = NULL;
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ext->actions[LV_BTN_ACTION_CLICK] = NULL;
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ext->actions[LV_BTN_ACTION_LONG_PR] = NULL;
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ext->actions[LV_BTN_ACTION_LONG_PR_REPEAT] = NULL;
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ext->styles[LV_BTN_STATE_REL] = &lv_style_btn_rel;
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ext->styles[LV_BTN_STATE_PR] = &lv_style_btn_pr;
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ext->styles[LV_BTN_STATE_TGL_REL] = &lv_style_btn_tgl_rel;
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ext->styles[LV_BTN_STATE_TGL_PR] = &lv_style_btn_tgl_pr;
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ext->styles[LV_BTN_STATE_INA] = &lv_style_btn_ina;
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ext->long_pr_action_executed = 0;
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ext->toggle = 0;
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ext->idx = 0;
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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ext->ink_in_time = 0;
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ext->ink_wait_time = 0;
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ext->ink_out_time = 0;
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#endif
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lv_obj_set_signal_func(new_btn, lv_btn_signal);
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lv_obj_set_design_func(new_btn, lv_btn_design);
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/*If no copy do the basic initialization*/
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if(copy == NULL) {
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/*Set layout if the button is not a screen*/
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if(par != NULL) {
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lv_btn_set_layout(new_btn, LV_LAYOUT_CENTER);
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}
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lv_obj_set_click(new_btn, true); /*Be sure the button is clickable*/
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/*Set the default styles*/
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lv_theme_t * th = lv_theme_get_current();
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if(th) {
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lv_btn_set_style(new_btn, LV_BTN_STYLE_REL, th->btn.rel);
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lv_btn_set_style(new_btn, LV_BTN_STYLE_PR, th->btn.pr);
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lv_btn_set_style(new_btn, LV_BTN_STYLE_TGL_REL, th->btn.tgl_rel);
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lv_btn_set_style(new_btn, LV_BTN_STYLE_TGL_PR, th->btn.tgl_pr);
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lv_btn_set_style(new_btn, LV_BTN_STYLE_INA, th->btn.ina);
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} else {
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lv_obj_set_style(new_btn, ext->styles[LV_BTN_STATE_REL]);
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}
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}
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/*Copy 'copy'*/
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else {
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lv_btn_ext_t * copy_ext = lv_obj_get_ext_attr(copy);
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ext->state = copy_ext->state;
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ext->toggle = copy_ext->toggle;
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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ext->ink_in_time = copy_ext->ink_in_time;
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ext->ink_wait_time = copy_ext->ink_wait_time;
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ext->ink_out_time = copy_ext->ink_out_time;
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#endif
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memcpy(ext->actions, copy_ext->actions, sizeof(ext->actions));
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memcpy(ext->styles, copy_ext->styles, sizeof(ext->styles));
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/*Refresh the style with new signal function*/
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lv_obj_refresh_style(new_btn);
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}
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LV_LOG_INFO("button created");
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return new_btn;
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}
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/*=====================
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* Setter functions
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*====================*/
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/**
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* Enable the toggled states
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* @param btn pointer to a button object
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* @param tgl true: enable toggled states, false: disable
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*/
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void lv_btn_set_toggle(lv_obj_t * btn, bool tgl)
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{
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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ext->toggle = tgl != false ? 1 : 0;
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}
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/**
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* Set the state of the button
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* @param btn pointer to a 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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void lv_btn_set_state(lv_obj_t * btn, lv_btn_state_t state)
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{
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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if(ext->state != state) {
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ext->state = state;
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lv_obj_set_style(btn, ext->styles[state]);
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}
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}
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/**
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* Toggle the state of the button (ON->OFF, OFF->ON)
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* @param btn pointer to a button object
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*/
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void lv_btn_toggle(lv_obj_t * btn)
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{
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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switch(ext->state) {
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case LV_BTN_STATE_REL:
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lv_btn_set_state(btn, LV_BTN_STATE_TGL_REL);
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break;
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case LV_BTN_STATE_PR:
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lv_btn_set_state(btn, LV_BTN_STATE_TGL_PR);
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break;
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case LV_BTN_STATE_TGL_REL:
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lv_btn_set_state(btn, LV_BTN_STATE_REL);
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break;
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case LV_BTN_STATE_TGL_PR:
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lv_btn_set_state(btn, LV_BTN_STATE_PR);
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break;
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default:
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break;
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}
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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 btn pointer to a 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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void lv_btn_set_action(lv_obj_t * btn, lv_btn_action_t type, lv_action_t action)
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{
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if(type >= LV_BTN_ACTION_NUM) return;
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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ext->actions[type] = action;
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}
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/**
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* Set time of the ink effect (draw a circle on click to animate in the new state)
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* @param btn pointer to a button object
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* @param time the time of the ink animation
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*/
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void lv_btn_set_ink_in_time(lv_obj_t * btn, uint16_t time)
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{
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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ext->ink_in_time = time;
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#else
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(void)btn; /*Unused*/
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(void)time; /*Unused*/
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LV_LOG_WARN("`lv_btn_set_ink_ink_time` has no effect if LV_BTN_INK_EFEFCT or USE_LV_ANIMATION is disabled")
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#endif
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}
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/**
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* Set the wait time before the ink disappears
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* @param btn pointer to a button object
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* @param time the time of the ink animation
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*/
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void lv_btn_set_ink_wait_time(lv_obj_t * btn, uint16_t time)
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{
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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ext->ink_wait_time = time;
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#else
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(void)btn; /*Unused*/
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(void)time; /*Unused*/
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LV_LOG_WARN("`lv_btn_set_ink_wait_time` has no effect if LV_BTN_INK_EFEFCT or USE_LV_ANIMATION is disabled")
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#endif
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}
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/**
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* Set time of the ink out effect (animate to the released state)
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* @param btn pointer to a button object
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* @param time the time of the ink animation
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*/
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void lv_btn_set_ink_out_time(lv_obj_t * btn, uint16_t time)
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{
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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ext->ink_out_time = time;
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#else
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(void)btn; /*Unused*/
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(void)time; /*Unused*/
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LV_LOG_WARN("`lv_btn_set_ink_out_time` has no effect if LV_BTN_INK_EFEFCT or USE_LV_ANIMATION is disabled")
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#endif
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}
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/**
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* Set a style of a button
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* @param btn pointer to a 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_btn_set_style(lv_obj_t * btn, lv_btn_style_t type, lv_style_t * style)
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{
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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switch(type) {
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case LV_BTN_STYLE_REL:
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ext->styles[LV_BTN_STATE_REL] = style;
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break;
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case LV_BTN_STYLE_PR:
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ext->styles[LV_BTN_STATE_PR] = style;
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break;
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case LV_BTN_STYLE_TGL_REL:
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ext->styles[LV_BTN_STATE_TGL_REL] = style;
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break;
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case LV_BTN_STYLE_TGL_PR:
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ext->styles[LV_BTN_STATE_TGL_PR] = style;
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break;
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case LV_BTN_STYLE_INA:
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ext->styles[LV_BTN_STATE_INA] = style;
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break;
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}
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/*Refresh the object with the new style*/
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lv_obj_set_style(btn, ext->styles[ext->state]);
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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 current state of the button
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* @param btn pointer to a 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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lv_btn_state_t lv_btn_get_state(const lv_obj_t * btn)
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{
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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return ext->state;
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}
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/**
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* Get the toggle enable attribute of the button
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* @param btn pointer to a button object
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* @return ture: toggle enabled, false: disabled
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*/
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bool lv_btn_get_toggle(const lv_obj_t * btn)
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{
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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return ext->toggle != 0 ? true : false;
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}
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/**
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* Get the release action of a button
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* @param btn pointer to a button object
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* @return pointer to the release action function
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*/
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lv_action_t lv_btn_get_action(const lv_obj_t * btn, lv_btn_action_t type)
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{
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if(type >= LV_BTN_ACTION_NUM) return NULL;
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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return ext->actions[type];
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}
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/**
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* Get time of the ink in effect (draw a circle on click to animate in the new state)
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* @param btn pointer to a button object
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* @return the time of the ink animation
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*/
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uint16_t lv_btn_get_ink_in_time(const lv_obj_t * btn)
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{
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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return ext->ink_in_time;
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#else
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(void)btn; /*Unused*/
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return 0;
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#endif
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}
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/**
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* Get the wait time before the ink disappears
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* @param btn pointer to a button object
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* @return the time of the ink animation
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*/
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uint16_t lv_btn_get_ink_wait_time(const lv_obj_t * btn)
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{
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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return ext->ink_wait_time;
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#else
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(void)btn; /*Unused*/
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return 0;
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#endif
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}
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/**
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* Get time of the ink out effect (animate to the releases state)
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* @param btn pointer to a button object
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* @return the time of the ink animation
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*/
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uint16_t lv_btn_get_ink_out_time(const lv_obj_t * btn)
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{
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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return ext->ink_in_time;
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#else
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(void)btn; /*Unused*/
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return 0;
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#endif
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}
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/**
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* Get a style of a button
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* @param btn pointer to a button 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_btn_get_style(const lv_obj_t * btn, lv_btn_style_t type)
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{
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lv_style_t * style = NULL;
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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switch(type) {
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case LV_BTN_STYLE_REL:
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style = ext->styles[LV_BTN_STATE_REL];
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break;
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case LV_BTN_STYLE_PR:
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style = ext->styles[LV_BTN_STATE_PR];
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break;
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case LV_BTN_STYLE_TGL_REL:
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style = ext->styles[LV_BTN_STATE_TGL_REL];
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break;
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case LV_BTN_STYLE_TGL_PR:
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style = ext->styles[LV_BTN_STATE_TGL_PR];
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break;
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case LV_BTN_STYLE_INA:
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style = ext->styles[LV_BTN_STATE_INA];
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break;
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default:
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style = NULL;
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break;
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}
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return style;
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}
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/**********************
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* STATIC FUNCTIONS
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**********************/
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/**
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* Handle the drawing related tasks of the drop down lists
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* @param btn pointer to an object
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* @param mask the object will be drawn only in this area
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* @param mode LV_DESIGN_COVER_CHK: only check if the object fully covers the 'mask_p' area
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* (return 'true' if yes)
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* LV_DESIGN_DRAW: draw the object (always return 'true')
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* LV_DESIGN_DRAW_POST: drawing after every children are drawn
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* @param return true/false, depends on 'mode'
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*/
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static bool lv_btn_design(lv_obj_t * btn, const lv_area_t * mask, lv_design_mode_t mode)
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{
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if(mode == LV_DESIGN_COVER_CHK) {
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return false;
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} else if(mode == LV_DESIGN_DRAW_MAIN) {
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#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
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if(btn != ink_obj) {
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ancestor_design(btn, mask, mode);
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} else {
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lv_opa_t opa_scale = lv_obj_get_opa_scale(btn);
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lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
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/*Draw the normal button*/
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if(ink_playback == false) {
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lv_style_t style_tmp;
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lv_style_copy(&style_tmp, ext->styles[ink_bg_state]);
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style_tmp.body.shadow.width = ext->styles[ink_top_state]->body.shadow.width;
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lv_draw_rect(&btn->coords, mask, &style_tmp, opa_scale);
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lv_coord_t w = lv_obj_get_width(btn);
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lv_coord_t h = lv_obj_get_height(btn);
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lv_coord_t r_max = LV_MATH_MIN(w, h) / 2;
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/*In the first part of the animation increase the size of the circle (ink effect) */
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lv_area_t cir_area;
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|
|
lv_coord_t coord_state = ink_act_value < LV_BTN_INK_VALUE_MAX / 2 ? ink_act_value : LV_BTN_INK_VALUE_MAX / 2;
|
|
lv_point_t p_act;
|
|
p_act.x = ink_point.x;
|
|
p_act.y = ink_point.y;
|
|
lv_coord_t x_err = (btn->coords.x1 + w / 2) - p_act.x;
|
|
lv_coord_t y_err = (btn->coords.y1 + h / 2) - p_act.y;
|
|
|
|
p_act.x += (x_err * coord_state) >> (LV_BTN_INK_VALUE_MAX_SHIFT - 1);
|
|
p_act.y += (y_err * coord_state) >> (LV_BTN_INK_VALUE_MAX_SHIFT - 1);
|
|
|
|
lv_coord_t half_side = LV_MATH_MAX(w, h) / 2;
|
|
cir_area.x1 = p_act.x - ((half_side * coord_state) >> (LV_BTN_INK_VALUE_MAX_SHIFT - 1));
|
|
cir_area.y1 = p_act.y - ((half_side * coord_state) >> (LV_BTN_INK_VALUE_MAX_SHIFT - 1));
|
|
cir_area.x2 = p_act.x + ((half_side * coord_state) >> (LV_BTN_INK_VALUE_MAX_SHIFT - 1));
|
|
cir_area.y2 = p_act.y + ((half_side * coord_state) >> (LV_BTN_INK_VALUE_MAX_SHIFT - 1));
|
|
|
|
lv_area_intersect(&cir_area, &btn->coords, &cir_area); /*Limit the area. (It might be too big on the smaller side)*/
|
|
|
|
/*In the second part animate the radius. Circle -> body.radius*/
|
|
lv_coord_t r_state = ink_act_value > LV_BTN_INK_VALUE_MAX / 2 ? ink_act_value - LV_BTN_INK_VALUE_MAX / 2 : 0;
|
|
|
|
lv_style_copy(&style_tmp, ext->styles[ink_top_state]);
|
|
style_tmp.body.radius = r_max + (((ext->styles[ink_bg_state]->body.radius - r_max) * r_state) >> (LV_BTN_INK_VALUE_MAX_SHIFT - 1));
|
|
style_tmp.body.border.width = 0;
|
|
|
|
/*Draw the circle*/
|
|
lv_draw_rect(&cir_area, mask, &style_tmp, opa_scale);
|
|
} else {
|
|
lv_style_t res;
|
|
lv_style_copy(&res, ext->styles[ink_bg_state]);
|
|
lv_style_mix(ext->styles[ink_bg_state], ext->styles[ink_top_state], &res, ink_act_value);
|
|
lv_draw_rect(&btn->coords, mask, &res, opa_scale);
|
|
|
|
}
|
|
}
|
|
#else
|
|
ancestor_design(btn, mask, mode);
|
|
#endif
|
|
} else if(mode == LV_DESIGN_DRAW_POST) {
|
|
ancestor_design(btn, mask, mode);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Signal function of the button
|
|
* @param btn pointer to a button object
|
|
* @param sign a signal type from lv_signal_t enum
|
|
* @param param pointer to a signal specific variable
|
|
* @return LV_RES_OK: the object is not deleted in the function; LV_RES_INV: the object is deleted
|
|
*/
|
|
static lv_res_t lv_btn_signal(lv_obj_t * btn, lv_signal_t sign, void * param)
|
|
{
|
|
lv_res_t res;
|
|
|
|
/* Include the ancient signal function */
|
|
res = ancestor_signal(btn, sign, param);
|
|
if(res != LV_RES_OK) return res;
|
|
|
|
lv_btn_ext_t * ext = lv_obj_get_ext_attr(btn);
|
|
lv_btn_state_t state = lv_btn_get_state(btn);
|
|
bool tgl = lv_btn_get_toggle(btn);
|
|
|
|
if(sign == LV_SIGNAL_PRESSED) {
|
|
/*Refresh the state*/
|
|
if(ext->state == LV_BTN_STATE_REL) {
|
|
lv_btn_set_state(btn, LV_BTN_STATE_PR);
|
|
#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
|
|
ink_bg_state = LV_BTN_STATE_REL;
|
|
ink_top_state = LV_BTN_STATE_PR;
|
|
#endif
|
|
} else if(ext->state == LV_BTN_STATE_TGL_REL) {
|
|
lv_btn_set_state(btn, LV_BTN_STATE_TGL_PR);
|
|
#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
|
|
ink_bg_state = LV_BTN_STATE_TGL_REL;
|
|
ink_top_state = LV_BTN_STATE_TGL_PR;
|
|
#endif
|
|
}
|
|
|
|
ext->long_pr_action_executed = 0;
|
|
|
|
#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
|
|
/*Forget the old inked button*/
|
|
if(ink_obj != NULL && ink_obj != btn) {
|
|
lv_anim_del(ink_obj, (lv_anim_fp_t)lv_btn_ink_effect_anim);
|
|
lv_obj_invalidate(ink_obj);
|
|
ink_obj = NULL;
|
|
}
|
|
/*Save the new data for inking and start it's animation if enabled*/
|
|
if(ext->ink_in_time > 0) {
|
|
ink_obj = btn;
|
|
ink_playback = false;
|
|
ink_ready = false;
|
|
lv_indev_get_point(lv_indev_get_act(), &ink_point);
|
|
|
|
lv_anim_t a;
|
|
a.var = btn;
|
|
a.start = 0;
|
|
a.end = LV_BTN_INK_VALUE_MAX;
|
|
a.fp = (lv_anim_fp_t)lv_btn_ink_effect_anim;
|
|
a.path = lv_anim_path_linear;
|
|
a.end_cb = lv_btn_ink_effect_anim_ready;
|
|
a.act_time = 0;
|
|
a.time = ext->ink_in_time;
|
|
a.playback = 0;
|
|
a.playback_pause = 0;
|
|
a.repeat = 0;
|
|
a.repeat_pause = 0;
|
|
lv_anim_create(&a);
|
|
}
|
|
#endif
|
|
/*Call the press action, 'param' is the caller indev_proc*/
|
|
if(ext->actions[LV_BTN_ACTION_PR] && state != LV_BTN_STATE_INA) {
|
|
res = ext->actions[LV_BTN_ACTION_PR](btn);
|
|
}
|
|
} else if(sign == LV_SIGNAL_PRESS_LOST) {
|
|
/*Refresh the state*/
|
|
if(ext->state == LV_BTN_STATE_PR) lv_btn_set_state(btn, LV_BTN_STATE_REL);
|
|
else if(ext->state == LV_BTN_STATE_TGL_PR) lv_btn_set_state(btn, LV_BTN_STATE_TGL_REL);
|
|
} else if(sign == LV_SIGNAL_PRESSING) {
|
|
/*When the button begins to drag revert pressed states to released*/
|
|
if(lv_indev_is_dragging(param) != false) {
|
|
if(ext->state == LV_BTN_STATE_PR) lv_btn_set_state(btn, LV_BTN_STATE_REL);
|
|
else if(ext->state == LV_BTN_STATE_TGL_PR) lv_btn_set_state(btn, LV_BTN_STATE_TGL_REL);
|
|
}
|
|
} else if(sign == LV_SIGNAL_RELEASED) {
|
|
/*If not dragged and it was not long press action then
|
|
*change state and run the action*/
|
|
if(lv_indev_is_dragging(param) == false && ext->long_pr_action_executed == 0) {
|
|
if(ext->state == LV_BTN_STATE_PR && tgl == false) {
|
|
lv_btn_set_state(btn, LV_BTN_STATE_REL);
|
|
} else if(ext->state == LV_BTN_STATE_TGL_PR && tgl == false) {
|
|
lv_btn_set_state(btn, LV_BTN_STATE_TGL_REL);
|
|
} else if(ext->state == LV_BTN_STATE_PR && tgl == true) {
|
|
lv_btn_set_state(btn, LV_BTN_STATE_TGL_REL);
|
|
} else if(ext->state == LV_BTN_STATE_TGL_PR && tgl == true) {
|
|
lv_btn_set_state(btn, LV_BTN_STATE_REL);
|
|
}
|
|
|
|
if(ext->actions[LV_BTN_ACTION_CLICK] && state != LV_BTN_STATE_INA) {
|
|
res = ext->actions[LV_BTN_ACTION_CLICK](btn);
|
|
}
|
|
} else { /*If dragged change back the state*/
|
|
if(ext->state == LV_BTN_STATE_PR) {
|
|
lv_btn_set_state(btn, LV_BTN_STATE_REL);
|
|
} else if(ext->state == LV_BTN_STATE_TGL_PR) {
|
|
lv_btn_set_state(btn, LV_BTN_STATE_TGL_REL);
|
|
}
|
|
}
|
|
|
|
#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
|
|
/*Draw the toggled state in the inking instead*/
|
|
if(ext->toggle) {
|
|
ink_top_state = ext->state;
|
|
}
|
|
/*If not a toggle button and the "IN" inking is ready then start an "OUT" inking*/
|
|
else if(ink_ready && ext->ink_out_time > 0) {
|
|
ink_obj = btn;
|
|
ink_playback = true; /*It is the playback. If not set `lv_btn_ink_effect_anim_ready` will start its own playback*/
|
|
lv_indev_get_point(lv_indev_get_act(), &ink_point);
|
|
|
|
lv_anim_t a;
|
|
a.var = ink_obj;
|
|
a.start = LV_BTN_INK_VALUE_MAX;
|
|
a.end = 0;
|
|
a.fp = (lv_anim_fp_t)lv_btn_ink_effect_anim;
|
|
a.path = lv_anim_path_linear;
|
|
a.end_cb = lv_btn_ink_effect_anim_ready;
|
|
a.act_time = 0;
|
|
a.time = ext->ink_out_time;
|
|
a.playback = 0;
|
|
a.playback_pause = 0;
|
|
a.repeat = 0;
|
|
a.repeat_pause = 0;
|
|
lv_anim_create(&a);
|
|
}
|
|
#endif
|
|
} else if(sign == LV_SIGNAL_LONG_PRESS) {
|
|
if(ext->actions[LV_BTN_ACTION_LONG_PR] && state != LV_BTN_STATE_INA) {
|
|
ext->long_pr_action_executed = 1;
|
|
res = ext->actions[LV_BTN_ACTION_LONG_PR](btn);
|
|
}
|
|
} else if(sign == LV_SIGNAL_LONG_PRESS_REP) {
|
|
if(ext->actions[LV_BTN_ACTION_LONG_PR_REPEAT] && state != LV_BTN_STATE_INA) {
|
|
res = ext->actions[LV_BTN_ACTION_LONG_PR_REPEAT](btn);
|
|
}
|
|
} else if(sign == LV_SIGNAL_CONTROLL) {
|
|
char c = *((char *)param);
|
|
if(c == LV_GROUP_KEY_RIGHT || c == LV_GROUP_KEY_UP) {
|
|
if(lv_btn_get_toggle(btn) != false) lv_btn_set_state(btn, LV_BTN_STATE_TGL_REL);
|
|
if(ext->actions[LV_BTN_ACTION_CLICK] && lv_btn_get_state(btn) != LV_BTN_STATE_INA) {
|
|
res = ext->actions[LV_BTN_ACTION_CLICK](btn);
|
|
}
|
|
} else if(c == LV_GROUP_KEY_LEFT || c == LV_GROUP_KEY_DOWN) {
|
|
if(lv_btn_get_toggle(btn) != false) lv_btn_set_state(btn, LV_BTN_STATE_REL);
|
|
if(ext->actions[LV_BTN_ACTION_CLICK] && lv_btn_get_state(btn) != LV_BTN_STATE_INA) {
|
|
res = ext->actions[LV_BTN_ACTION_CLICK](btn);
|
|
}
|
|
} else if(c == LV_GROUP_KEY_ENTER) {
|
|
if(!ext->long_pr_action_executed) {
|
|
if(lv_btn_get_toggle(btn)) {
|
|
if(state == LV_BTN_STATE_REL || state == LV_BTN_STATE_PR) lv_btn_set_state(btn, LV_BTN_STATE_TGL_REL);
|
|
else if(state == LV_BTN_STATE_TGL_REL || state == LV_BTN_STATE_TGL_PR) lv_btn_set_state(btn, LV_BTN_STATE_REL);
|
|
} else {
|
|
if(state == LV_BTN_STATE_REL || state == LV_BTN_STATE_PR) lv_btn_set_state(btn, LV_BTN_STATE_REL);
|
|
else if(state == LV_BTN_STATE_TGL_REL || state == LV_BTN_STATE_TGL_PR) lv_btn_set_state(btn, LV_BTN_STATE_TGL_REL);
|
|
}
|
|
if(ext->actions[LV_BTN_ACTION_CLICK] && state != LV_BTN_STATE_INA) {
|
|
res = ext->actions[LV_BTN_ACTION_CLICK](btn);
|
|
}
|
|
}
|
|
if(res != LV_RES_INV) {
|
|
ext->long_pr_action_executed = 0;
|
|
}
|
|
}
|
|
} else if(sign == LV_SIGNAL_CLEANUP) {
|
|
#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
|
|
if(btn == ink_obj) {
|
|
lv_anim_del(ink_obj, (lv_anim_fp_t)lv_btn_ink_effect_anim);
|
|
ink_obj = NULL;
|
|
}
|
|
#endif
|
|
} else if(sign == LV_SIGNAL_GET_TYPE) {
|
|
lv_obj_type_t * buf = param;
|
|
uint8_t i;
|
|
for(i = 0; i < LV_MAX_ANCESTOR_NUM - 1; i++) { /*Find the last set data*/
|
|
if(buf->type[i] == NULL) break;
|
|
}
|
|
buf->type[i] = "lv_btn";
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
#if USE_LV_ANIMATION && LV_BTN_INK_EFFECT
|
|
|
|
/**
|
|
* The animator function of inking. CAlled to increase the radius of ink
|
|
* @param btn pointer to the animated button
|
|
* @param val the new radius
|
|
*/
|
|
static void lv_btn_ink_effect_anim(lv_obj_t * btn, int32_t val)
|
|
{
|
|
if(btn) {
|
|
ink_act_value = val;
|
|
lv_obj_invalidate(btn);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Called to clean up when the ink animation is ready
|
|
* @param p unused
|
|
*/
|
|
static void lv_btn_ink_effect_anim_ready(void * p)
|
|
{
|
|
(void) p; /*Unused*/
|
|
|
|
lv_btn_ext_t * ext = lv_obj_get_ext_attr(ink_obj);
|
|
lv_btn_state_t state = lv_btn_get_state(ink_obj);
|
|
|
|
lv_obj_invalidate(ink_obj);
|
|
ink_ready = true;
|
|
|
|
if((state == LV_BTN_STATE_REL || state == LV_BTN_STATE_TGL_REL) && ext->toggle == 0 && ink_playback == false) {
|
|
lv_anim_t a;
|
|
a.var = ink_obj;
|
|
a.start = LV_BTN_INK_VALUE_MAX;
|
|
a.end = 0;
|
|
a.fp = (lv_anim_fp_t)lv_btn_ink_effect_anim;
|
|
a.path = lv_anim_path_linear;
|
|
a.end_cb = lv_btn_ink_effect_anim_ready;
|
|
a.act_time = -ext->ink_wait_time;
|
|
a.time = ext->ink_out_time;
|
|
a.playback = 0;
|
|
a.playback_pause = 0;
|
|
a.repeat = 0;
|
|
a.repeat_pause = 0;
|
|
lv_anim_create(&a);
|
|
|
|
ink_playback = true;
|
|
} else {
|
|
ink_obj = NULL;
|
|
}
|
|
}
|
|
#endif /*USE_LV_ANIMATION*/
|
|
|
|
#endif
|