mirror of
https://github.com/CTCaer/hekate
synced 2024-09-07 08:39:00 +00:00
1039 lines
38 KiB
C
1039 lines
38 KiB
C
![]() |
/**
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* @file lv_calendar.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_calendar.h"
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#if USE_LV_CALENDAR != 0
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#include "../lv_draw/lv_draw.h"
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#include "../lv_hal/lv_hal_indev.h"
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#include "../lv_misc/lv_math.h"
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#include "../lv_core/lv_indev.h"
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#include "../lv_themes/lv_theme.h"
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//#include <strings.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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enum {
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DAY_DRAW_PREV_MONTH,
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DAY_DRAW_ACT_MONTH,
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DAY_DRAW_NEXT_MONTH,
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};
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typedef uint8_t day_draw_state_t;
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/**********************
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* STATIC PROTOTYPES
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**********************/
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static bool lv_calendar_design(lv_obj_t * calendar, const lv_area_t * mask, lv_design_mode_t mode);
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static lv_res_t lv_calendar_signal(lv_obj_t * calendar, lv_signal_t sign, void * param);
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static bool calculate_touched_day(lv_obj_t * calendar, const lv_point_t * touched_point);
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static lv_coord_t get_header_height(lv_obj_t * calendar);
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static lv_coord_t get_day_names_height(lv_obj_t * calendar);
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static void draw_header(lv_obj_t * calendar, const lv_area_t * mask);
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static void draw_day_names(lv_obj_t * calendar, const lv_area_t * mask);
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static void draw_days(lv_obj_t * calendar, const lv_area_t * mask);
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static uint8_t get_day_of_week(uint32_t year, uint32_t month, uint32_t day);
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static bool is_highlighted(lv_obj_t * calendar, int32_t year, int32_t month, int32_t day);
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static const char * get_day_name(lv_obj_t * calendar, uint8_t day);
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static const char * get_month_name(lv_obj_t * calendar, int32_t month);
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static uint8_t get_month_length(int32_t year, int32_t month);
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static uint8_t is_leap_year(uint32_t year);
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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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static const char * day_name[7] = {"Su", "Mo", "Tu", "We", "Th", "Fr", "Sa"};
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static const char * month_name[12] = {"January", "February", "March", "April",
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"May", "June", "July", "August",
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"September", "October", "November", "December"
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};
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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 calendar object
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* @param par pointer to an object, it will be the parent of the new calendar
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* @param copy pointer to a calendar object, if not NULL then the new object will be copied from it
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* @return pointer to the created calendar
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*/
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lv_obj_t * lv_calendar_create(lv_obj_t * par, const lv_obj_t * copy)
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{
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LV_LOG_TRACE("calendar create started");
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/*Create the ancestor of calendar*/
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lv_obj_t * new_calendar = lv_obj_create(par, copy);
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lv_mem_assert(new_calendar);
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if(new_calendar == NULL) return NULL;
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/*Allocate the calendar type specific extended data*/
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lv_calendar_ext_t * ext = lv_obj_allocate_ext_attr(new_calendar, sizeof(lv_calendar_ext_t));
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lv_mem_assert(ext);
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if(ext == NULL) return NULL;
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if(ancestor_signal == NULL) ancestor_signal = lv_obj_get_signal_func(new_calendar);
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if(ancestor_design == NULL) ancestor_design = lv_obj_get_design_func(new_calendar);
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/*Initialize the allocated 'ext' */
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ext->today.year = 2018;
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ext->today.month = 1;
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ext->today.day = 1;
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ext->showed_date.year = 2018;
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ext->showed_date.month = 1;
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ext->showed_date.day = 1;
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ext->pressed_date.year = 0;
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ext->pressed_date.month = 0;
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ext->pressed_date.day = 0;
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ext->highlighted_dates = NULL;
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ext->highlighted_dates_num = 0;
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ext->day_names = NULL;
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ext->month_names = NULL;
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ext->actions[LV_CALENDAR_ACTION_PR] = NULL;
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ext->actions[LV_CALENDAR_ACTION_CLICK] = NULL;
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ext->actions[LV_CALENDAR_ACTION_LONG_PR] = NULL;
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ext->actions[LV_CALENDAR_ACTION_LONG_PR_REPEAT] = NULL;
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ext->style_header = &lv_style_plain_color;
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ext->style_header_pr = &lv_style_pretty_color;
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ext->style_highlighted_days = &lv_style_plain_color;
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ext->style_inactive_days = &lv_style_btn_ina;
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ext->style_week_box = &lv_style_plain_color;
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ext->style_today_box = &lv_style_pretty_color;
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ext->style_day_names = &lv_style_pretty;
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/*The signal and design functions are not copied so set them here*/
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lv_obj_set_signal_func(new_calendar, lv_calendar_signal);
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lv_obj_set_design_func(new_calendar, lv_calendar_design);
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/*Init the new calendar calendar*/
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if(copy == NULL) {
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lv_obj_set_size(new_calendar, LV_DPI * 2, LV_DPI * 2);
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lv_obj_set_style(new_calendar, &lv_style_pretty);
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lv_theme_t * th = lv_theme_get_current();
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if(th) {
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_BG, th->calendar.bg);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_HEADER, th->calendar.header);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_HEADER_PR, th->calendar.header_pr);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_DAY_NAMES, th->calendar.day_names);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_WEEK_BOX, th->calendar.week_box);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_TODAY_BOX, th->calendar.today_box);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_HIGHLIGHTED_DAYS, th->calendar.highlighted_days);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_INACTIVE_DAYS, th->calendar.inactive_days);
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} else {
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_BG, &lv_style_pretty);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_HEADER, ext->style_header);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_HEADER_PR, ext->style_header_pr);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_DAY_NAMES, ext->style_day_names);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_WEEK_BOX, ext->style_week_box);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_TODAY_BOX, ext->style_today_box);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_HIGHLIGHTED_DAYS, ext->style_highlighted_days);
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lv_calendar_set_style(new_calendar, LV_CALENDAR_STYLE_INACTIVE_DAYS, ext->style_inactive_days);
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}
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}
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/*Copy an existing calendar*/
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else {
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lv_calendar_ext_t * copy_ext = lv_obj_get_ext_attr(copy);
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ext->today.year = copy_ext->today.year;
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ext->today.month = copy_ext->today.month;
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ext->today.day = copy_ext->today.day;
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ext->showed_date.year = copy_ext->showed_date.year;
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ext->showed_date.month = copy_ext->showed_date.month;
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ext->showed_date.day = copy_ext->showed_date.day;
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ext->highlighted_dates = copy_ext->highlighted_dates;
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ext->highlighted_dates_num = copy_ext->highlighted_dates_num;
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ext->day_names = copy_ext->day_names;
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memcpy(ext->actions, copy_ext->actions, sizeof(ext->actions));
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ext->month_names = copy_ext->month_names;
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ext->style_header = copy_ext->style_header;
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ext->style_header_pr = copy_ext->style_header_pr;
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ext->style_highlighted_days = copy_ext->style_highlighted_days;
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ext->style_inactive_days = copy_ext->style_inactive_days;
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ext->style_week_box = copy_ext->style_week_box;
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ext->style_today_box = copy_ext->style_today_box;
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ext->style_day_names = copy_ext->style_day_names;
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/*Refresh the style with new signal function*/
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lv_obj_refresh_style(new_calendar);
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}
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LV_LOG_INFO("calendar created");
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return new_calendar;
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}
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/*======================
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* Add/remove functions
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*=====================*/
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/*
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* New object specific "add" or "remove" functions come here
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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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* Set a function to call when a calendar event happens
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* @param calendar pointer to a calendar 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_calendar_set_action(lv_obj_t * calendar, lv_calendar_action_t type, lv_action_t action)
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{
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if(type >= LV_CALENDAR_ACTION_NUM) return;
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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ext->actions[type] = action;
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}
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/**
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* Set the today's date
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* @param calendar pointer to a calendar object
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* @param today pointer to an `lv_calendar_date_t` variable containing the date of today. The value will be saved it can be local variable too.
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*/
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void lv_calendar_set_today_date(lv_obj_t * calendar, lv_calendar_date_t * today)
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{
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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ext->today.year = today->year;
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ext->today.month = today->month;
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ext->today.day = today->day;
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lv_obj_invalidate(calendar);
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}
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/**
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* Set the currently showed
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* @param calendar pointer to a calendar object
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* @param showed pointer to an `lv_calendar_date_t` variable containing the date to show. The value will be saved it can be local variable too.
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*/
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void lv_calendar_set_showed_date(lv_obj_t * calendar, lv_calendar_date_t * showed)
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{
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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ext->showed_date.year = showed->year;
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ext->showed_date.month = showed->month;
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ext->showed_date.day = showed->day;
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lv_obj_invalidate(calendar);
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}
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/**
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* Set the the highlighted dates
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* @param calendar pointer to a calendar object
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* @param highlighted pointer to an `lv_calendar_date_t` array containing the dates. ONLY A POINTER WILL BE SAVED! CAN'T BE LOCAL ARRAY.
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* @param date_num number of dates in the array
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*/
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void lv_calendar_set_highlighted_dates(lv_obj_t * calendar, lv_calendar_date_t * highlighted, uint16_t date_num)
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{
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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ext->highlighted_dates = highlighted;
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ext->highlighted_dates_num = date_num;
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lv_obj_invalidate(calendar);
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}
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/**
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* Set the name of the days
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* @param calendar pointer to a calendar object
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* @param day_names pointer to an array with the names. E.g. `const char * days[7] = {"Sun", "Mon", ...}`
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* Only the pointer will be saved so this variable can't be local which will be destroyed later.
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*/
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void lv_calendar_set_day_names(lv_obj_t * calendar, const char ** day_names)
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{
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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ext->day_names = day_names;
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lv_obj_invalidate(calendar);
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}
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/**
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* Set the name of the month
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* @param calendar pointer to a calendar object
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* @param day_names pointer to an array with the names. E.g. `const char * days[12] = {"Jan", "Feb", ...}`
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* Only the pointer will be saved so this variable can't be local which will be destroyed later.
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*/
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void lv_calendar_set_month_names(lv_obj_t * calendar, const char ** day_names)
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{
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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ext->month_names = day_names;
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lv_obj_invalidate(calendar);
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}
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/**
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* Set a style of a calendar.
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* @param calendar pointer to calendar 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_calendar_set_style(lv_obj_t * calendar, lv_calendar_style_t type, lv_style_t * style)
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{
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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switch(type) {
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case LV_CALENDAR_STYLE_BG:
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lv_obj_set_style(calendar, style);
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break;
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case LV_CALENDAR_STYLE_DAY_NAMES:
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ext->style_day_names = style;
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break;
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case LV_CALENDAR_STYLE_HEADER:
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ext->style_header = style;
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break;
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case LV_CALENDAR_STYLE_HEADER_PR:
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ext->style_header_pr = style;
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break;
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case LV_CALENDAR_STYLE_HIGHLIGHTED_DAYS:
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ext->style_highlighted_days = style;
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break;
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case LV_CALENDAR_STYLE_INACTIVE_DAYS:
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ext->style_inactive_days = style;
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break;
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case LV_CALENDAR_STYLE_TODAY_BOX:
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ext->style_today_box = style;
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break;
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case LV_CALENDAR_STYLE_WEEK_BOX:
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ext->style_week_box = style;
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break;
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}
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lv_obj_invalidate(calendar);
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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 action of a calendar
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* @param calendar pointer to a calendar object
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* @return pointer to the action function
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*/
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lv_action_t lv_calendar_get_action(const lv_obj_t * calendar, lv_calendar_action_t type)
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{
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if(type >= LV_CALENDAR_ACTION_NUM) return NULL;
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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return ext->actions[type];
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}
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/**
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* Get the today's date
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* @param calendar pointer to a calendar object
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* @return return pointer to an `lv_calendar_date_t` variable containing the date of today.
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*/
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lv_calendar_date_t * lv_calendar_get_today_date(const lv_obj_t * calendar)
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{
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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return &ext->today;
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}
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/**
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* Get the currently showed
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* @param calendar pointer to a calendar object
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* @return pointer to an `lv_calendar_date_t` variable containing the date is being shown.
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*/
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lv_calendar_date_t * lv_calendar_get_showed_date(const lv_obj_t * calendar)
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{
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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return &ext->showed_date;
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}
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/**
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* Get the the pressed date.
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* @param calendar pointer to a calendar object
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* @return pointer to an `lv_calendar_date_t` variable containing the pressed date.
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*/
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||
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lv_calendar_date_t * lv_calendar_get_pressed_date(const lv_obj_t * calendar)
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{
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lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
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return &ext->pressed_date;
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}
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/**
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||
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* Get the the highlighted dates
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* @param calendar pointer to a calendar object
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||
|
* @return pointer to an `lv_calendar_date_t` array containing the dates.
|
||
|
*/
|
||
|
lv_calendar_date_t * lv_calendar_get_highlighted_dates(const lv_obj_t * calendar)
|
||
|
{
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
return ext->highlighted_dates;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the number of the highlighted dates
|
||
|
* @param calendar pointer to a calendar object
|
||
|
* @return number of highlighted days
|
||
|
*/
|
||
|
uint16_t lv_calendar_get_highlighted_dates_num(const lv_obj_t * calendar)
|
||
|
{
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
return ext->highlighted_dates_num;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the name of the days
|
||
|
* @param calendar pointer to a calendar object
|
||
|
* @return pointer to the array of day names
|
||
|
*/
|
||
|
const char ** lv_calendar_get_day_names(const lv_obj_t * calendar)
|
||
|
{
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
return ext->day_names;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the name of the month
|
||
|
* @param calendar pointer to a calendar object
|
||
|
* @return pointer to the array of month names
|
||
|
*/
|
||
|
const char ** lv_calendar_get_month_names(const lv_obj_t * calendar)
|
||
|
{
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
return ext->month_names;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get style of a calendar.
|
||
|
* @param calendar pointer to calendar object
|
||
|
* @param type which style should be get
|
||
|
* @return style pointer to the style
|
||
|
* */
|
||
|
lv_style_t * lv_calendar_get_style(const lv_obj_t * calendar, lv_calendar_style_t type)
|
||
|
{
|
||
|
lv_style_t * style = NULL;
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
|
||
|
switch(type) {
|
||
|
case LV_CALENDAR_STYLE_BG:
|
||
|
style = lv_obj_get_style(calendar);
|
||
|
break;
|
||
|
case LV_CALENDAR_STYLE_HEADER:
|
||
|
style = ext->style_header;
|
||
|
break;
|
||
|
case LV_CALENDAR_STYLE_HEADER_PR:
|
||
|
style = ext->style_header_pr;
|
||
|
break;
|
||
|
case LV_CALENDAR_STYLE_DAY_NAMES:
|
||
|
style = ext->style_day_names;
|
||
|
break;
|
||
|
case LV_CALENDAR_STYLE_HIGHLIGHTED_DAYS:
|
||
|
style = ext->style_highlighted_days;
|
||
|
break;
|
||
|
case LV_CALENDAR_STYLE_INACTIVE_DAYS:
|
||
|
style = ext->style_inactive_days;
|
||
|
break;
|
||
|
case LV_CALENDAR_STYLE_WEEK_BOX:
|
||
|
style = ext->style_week_box;
|
||
|
break;
|
||
|
case LV_CALENDAR_STYLE_TODAY_BOX:
|
||
|
style = ext->style_today_box;
|
||
|
break;
|
||
|
default:
|
||
|
style = NULL;
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
return style;
|
||
|
}
|
||
|
|
||
|
/*=====================
|
||
|
* Other functions
|
||
|
*====================*/
|
||
|
|
||
|
/*
|
||
|
* New object specific "other" functions come here
|
||
|
*/
|
||
|
|
||
|
/**********************
|
||
|
* STATIC FUNCTIONS
|
||
|
**********************/
|
||
|
|
||
|
/**
|
||
|
* Handle the drawing related tasks of the calendars
|
||
|
* @param calendar pointer to an object
|
||
|
* @param mask the object will be drawn only in this area
|
||
|
* @param mode LV_DESIGN_COVER_CHK: only check if the object fully covers the 'mask_p' area
|
||
|
* (return 'true' if yes)
|
||
|
* LV_DESIGN_DRAW: draw the object (always return 'true')
|
||
|
* LV_DESIGN_DRAW_POST: drawing after every children are drawn
|
||
|
* @param return true/false, depends on 'mode'
|
||
|
*/
|
||
|
static bool lv_calendar_design(lv_obj_t * calendar, const lv_area_t * mask, lv_design_mode_t mode)
|
||
|
{
|
||
|
/*Return false if the object is not covers the mask_p area*/
|
||
|
if(mode == LV_DESIGN_COVER_CHK) {
|
||
|
return false;
|
||
|
}
|
||
|
/*Draw the object*/
|
||
|
else if(mode == LV_DESIGN_DRAW_MAIN) {
|
||
|
lv_opa_t opa_scale = lv_obj_get_opa_scale(calendar);
|
||
|
lv_draw_rect(&calendar->coords, mask, lv_calendar_get_style(calendar, LV_CALENDAR_STYLE_BG), opa_scale);
|
||
|
|
||
|
draw_header(calendar, mask);
|
||
|
draw_day_names(calendar, mask);
|
||
|
draw_days(calendar, mask);
|
||
|
|
||
|
}
|
||
|
/*Post draw when the children are drawn*/
|
||
|
else if(mode == LV_DESIGN_DRAW_POST) {
|
||
|
|
||
|
}
|
||
|
|
||
|
return true;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Signal function of the calendar
|
||
|
* @param calendar pointer to a calendar 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_calendar_signal(lv_obj_t * calendar, lv_signal_t sign, void * param)
|
||
|
{
|
||
|
lv_res_t res;
|
||
|
|
||
|
/* Include the ancient signal function */
|
||
|
res = ancestor_signal(calendar, sign, param);
|
||
|
if(res != LV_RES_OK) return res;
|
||
|
|
||
|
|
||
|
if(sign == LV_SIGNAL_CLEANUP) {
|
||
|
/*Nothing to cleanup. (No dynamically allocated memory in 'ext')*/
|
||
|
} else if(sign == LV_SIGNAL_PRESSED) {
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
/*Call the press action, 'param' is the caller indev_proc*/
|
||
|
if(ext->actions[LV_CALENDAR_ACTION_PR]) {
|
||
|
lv_indev_t * indev = lv_indev_get_act();
|
||
|
lv_point_t p;
|
||
|
lv_indev_get_point(indev, &p);
|
||
|
|
||
|
if(calculate_touched_day(calendar, &p)){
|
||
|
if(ext->btn_pressing != 0) lv_obj_invalidate(calendar);
|
||
|
ext->btn_pressing = 0;
|
||
|
res = ext->actions[LV_CALENDAR_ACTION_PR](calendar);
|
||
|
}
|
||
|
}
|
||
|
} else if(sign == LV_SIGNAL_PRESSING) {
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
lv_area_t header_area;
|
||
|
lv_area_copy(&header_area, &calendar->coords);
|
||
|
header_area.y2 = header_area.y1 + get_header_height(calendar);
|
||
|
|
||
|
lv_indev_t * indev = lv_indev_get_act();
|
||
|
lv_point_t p;
|
||
|
lv_indev_get_point(indev, &p);
|
||
|
|
||
|
if(lv_area_is_point_on(&header_area, &p)) {
|
||
|
if(p.x < header_area.x1 + lv_area_get_width(&header_area) / 2) {
|
||
|
if(ext->btn_pressing != -1) lv_obj_invalidate(calendar);
|
||
|
ext->btn_pressing = -1;
|
||
|
} else {
|
||
|
if(ext->btn_pressing != 1) lv_obj_invalidate(calendar);
|
||
|
ext->btn_pressing = 1;
|
||
|
}
|
||
|
|
||
|
ext->pressed_date.year = 0;
|
||
|
} else if(calculate_touched_day(calendar, &p)) {
|
||
|
if(ext->btn_pressing != 0) lv_obj_invalidate(calendar);
|
||
|
ext->btn_pressing = 0;
|
||
|
} else {
|
||
|
if(ext->btn_pressing != 0) lv_obj_invalidate(calendar);
|
||
|
ext->btn_pressing = 0;
|
||
|
ext->pressed_date.year = 0;
|
||
|
}
|
||
|
} else if(sign == LV_SIGNAL_PRESS_LOST) {
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
ext->pressed_date.year = 0;
|
||
|
ext->btn_pressing = 0;
|
||
|
lv_obj_invalidate(calendar);
|
||
|
|
||
|
} else if(sign == LV_SIGNAL_RELEASED) {
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
if(ext->btn_pressing < 0) {
|
||
|
if(ext->showed_date.month <= 1) {
|
||
|
ext->showed_date.month = 12;
|
||
|
ext->showed_date.year --;
|
||
|
} else {
|
||
|
ext->showed_date.month --;
|
||
|
}
|
||
|
} else if(ext->btn_pressing > 0) {
|
||
|
if(ext->showed_date.month >= 12) {
|
||
|
ext->showed_date.month = 1;
|
||
|
ext->showed_date.year ++;
|
||
|
} else {
|
||
|
ext->showed_date.month ++;
|
||
|
}
|
||
|
}
|
||
|
else if(ext->pressed_date.year != 0)
|
||
|
{
|
||
|
if(ext->actions[LV_CALENDAR_ACTION_CLICK]) {
|
||
|
res = ext->actions[LV_CALENDAR_ACTION_CLICK](calendar);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
ext->pressed_date.year = 0;
|
||
|
ext->btn_pressing = 0;
|
||
|
lv_obj_invalidate(calendar);
|
||
|
|
||
|
|
||
|
} else if(sign == LV_SIGNAL_LONG_PRESS) {
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
if(ext->actions[LV_CALENDAR_ACTION_LONG_PR] && (ext->pressed_date.year != 0)) {
|
||
|
res = ext->actions[LV_CALENDAR_ACTION_LONG_PR](calendar);
|
||
|
}
|
||
|
} else if(sign == LV_SIGNAL_LONG_PRESS_REP) {
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
if(ext->actions[LV_CALENDAR_ACTION_LONG_PR_REPEAT] && (ext->pressed_date.year != 0)) {
|
||
|
res = ext->actions[LV_CALENDAR_ACTION_LONG_PR_REPEAT](calendar);
|
||
|
}
|
||
|
} else if(sign == LV_SIGNAL_CONTROLL) {
|
||
|
uint8_t c = *((uint8_t *) param);
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
if(c == LV_GROUP_KEY_RIGHT || c == LV_GROUP_KEY_UP) {
|
||
|
if(ext->showed_date.month >= 12) {
|
||
|
ext->showed_date.month = 1;
|
||
|
ext->showed_date.year ++;
|
||
|
} else {
|
||
|
ext->showed_date.month ++;
|
||
|
}
|
||
|
lv_obj_invalidate(calendar);
|
||
|
} else if(c == LV_GROUP_KEY_LEFT || c == LV_GROUP_KEY_DOWN) {
|
||
|
if(ext->showed_date.month <= 1) {
|
||
|
ext->showed_date.month = 12;
|
||
|
ext->showed_date.year --;
|
||
|
} else {
|
||
|
ext->showed_date.month --;
|
||
|
}
|
||
|
lv_obj_invalidate(calendar);
|
||
|
}
|
||
|
} 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 date*/
|
||
|
if(buf->type[i] == NULL) break;
|
||
|
}
|
||
|
buf->type[i] = "lv_calendar";
|
||
|
}
|
||
|
|
||
|
return res;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* It will check if the days part of calendar is touched
|
||
|
* and if it is, it will calculate the day and put it in pressed_date of calendar object.
|
||
|
* @param calendar pointer to a calendar object
|
||
|
* @param pointer to a point
|
||
|
* @return true: days part of calendar is touched and its related date is put in pressed date
|
||
|
* false: the point is out of days part area.
|
||
|
*/
|
||
|
static bool calculate_touched_day(lv_obj_t * calendar, const lv_point_t * touched_point)
|
||
|
{
|
||
|
lv_area_t days_area;
|
||
|
lv_area_copy(&days_area, &calendar->coords);
|
||
|
lv_style_t * style_bg = lv_calendar_get_style(calendar, LV_CALENDAR_STYLE_BG);
|
||
|
days_area.x1 += style_bg->body.padding.hor;
|
||
|
days_area.x2 -= style_bg->body.padding.hor;
|
||
|
days_area.y1 = calendar->coords.y1 + get_header_height(calendar) + get_day_names_height(calendar) - style_bg->body.padding.ver;
|
||
|
|
||
|
if(lv_area_is_point_on(&days_area, touched_point)) {
|
||
|
lv_coord_t w = (days_area.x2 - days_area.x1 + 1) / 7;
|
||
|
lv_coord_t h = (days_area.y2 - days_area.y1 + 1) / 6;
|
||
|
uint8_t x_pos = 0;
|
||
|
x_pos = (touched_point->x - days_area.x1) / w;
|
||
|
if(x_pos > 6) x_pos = 6;
|
||
|
uint8_t y_pos = 0;
|
||
|
y_pos = (touched_point->y - days_area.y1) / h;
|
||
|
if(y_pos > 5) y_pos = 5;
|
||
|
|
||
|
uint8_t i_pos = 0;
|
||
|
i_pos = (y_pos * 7) + x_pos;
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
if(i_pos < get_day_of_week(ext->showed_date.year, ext->showed_date.month, 1) ) {
|
||
|
ext->pressed_date.year = ext->showed_date.year - (ext->showed_date.month == 1 ? 1 : 0);
|
||
|
ext->pressed_date.month = ext->showed_date.month == 1 ? 12 : (ext->showed_date.month - 1);
|
||
|
ext->pressed_date.day = get_month_length(ext->pressed_date.year, ext->pressed_date.month) -
|
||
|
get_day_of_week(ext->showed_date.year, ext->showed_date.month, 1) + 1 + i_pos;
|
||
|
}
|
||
|
else if(i_pos < (get_day_of_week(ext->showed_date.year, ext->showed_date.month, 1) +
|
||
|
get_month_length(ext->showed_date.year, ext->showed_date.month))) {
|
||
|
ext->pressed_date.year = ext->showed_date.year;
|
||
|
ext->pressed_date.month = ext->showed_date.month;
|
||
|
ext->pressed_date.day = i_pos + 1 - get_day_of_week(ext->showed_date.year, ext->showed_date.month, 1);
|
||
|
}
|
||
|
else if(i_pos < 42) {
|
||
|
ext->pressed_date.year = ext->showed_date.year + (ext->showed_date.month == 12 ? 1 : 0);
|
||
|
ext->pressed_date.month = ext->showed_date.month == 12 ? 1 : (ext->showed_date.month + 1);
|
||
|
ext->pressed_date.day = i_pos + 1 - get_day_of_week(ext->showed_date.year, ext->showed_date.month, 1)
|
||
|
- get_month_length(ext->showed_date.year, ext->showed_date.month);
|
||
|
}
|
||
|
return true;
|
||
|
}else {
|
||
|
return false;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the height of a calendar's header based on it's style
|
||
|
* @param calendar point to a calendar
|
||
|
* @return the header's height
|
||
|
*/
|
||
|
static lv_coord_t get_header_height(lv_obj_t * calendar)
|
||
|
{
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
|
||
|
return lv_font_get_height(ext->style_header->text.font) + ext->style_header->body.padding.ver * 2;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the height of a calendar's day_names based on it's style
|
||
|
* @param calendar point to a calendar
|
||
|
* @return the day_names's height
|
||
|
*/
|
||
|
static lv_coord_t get_day_names_height(lv_obj_t * calendar)
|
||
|
{
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
|
||
|
return lv_font_get_height(ext->style_day_names->text.font) + ext->style_day_names->body.padding.ver * 2;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Draw the calendar header with month name and arrows
|
||
|
* @param calendar point to a calendar
|
||
|
* @param mask a mask for drawing
|
||
|
*/
|
||
|
static void draw_header(lv_obj_t * calendar, const lv_area_t * mask)
|
||
|
{
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
lv_opa_t opa_scale = lv_obj_get_opa_scale(calendar);
|
||
|
|
||
|
lv_area_t header_area;
|
||
|
header_area.x1 = calendar->coords.x1;
|
||
|
header_area.x2 = calendar->coords.x2;
|
||
|
header_area.y1 = calendar->coords.y1;
|
||
|
header_area.y2 = calendar->coords.y1 + get_header_height(calendar);
|
||
|
|
||
|
lv_draw_rect(&header_area, mask, ext->style_header, opa_scale);
|
||
|
|
||
|
/*Add the year + month name*/
|
||
|
char txt_buf[64];
|
||
|
lv_math_num_to_str(ext->showed_date.year, txt_buf);
|
||
|
txt_buf[4] = ' ';
|
||
|
txt_buf[5] = '\0';
|
||
|
strcpy(&txt_buf[5], get_month_name(calendar, ext->showed_date.month));
|
||
|
header_area.y1 += ext->style_header->body.padding.ver;
|
||
|
lv_draw_label(&header_area, mask, ext->style_header, opa_scale, txt_buf, LV_TXT_FLAG_CENTER, NULL);
|
||
|
|
||
|
/*Add the left arrow*/
|
||
|
lv_style_t * arrow_style = ext->btn_pressing < 0 ? ext->style_header_pr : ext->style_header;
|
||
|
header_area.x1 += ext->style_header->body.padding.hor;
|
||
|
lv_draw_label(&header_area, mask, arrow_style, opa_scale, SYMBOL_LEFT, LV_TXT_FLAG_NONE, NULL);
|
||
|
|
||
|
/*Add the right arrow*/
|
||
|
arrow_style = ext->btn_pressing > 0 ? ext->style_header_pr : ext->style_header;
|
||
|
header_area.x1 = header_area.x2 - ext->style_header->body.padding.hor -
|
||
|
lv_txt_get_width(SYMBOL_RIGHT, strlen(SYMBOL_RIGHT), arrow_style->text.font,
|
||
|
arrow_style->text.line_space, LV_TXT_FLAG_NONE);
|
||
|
lv_draw_label(&header_area, mask, arrow_style, opa_scale, SYMBOL_RIGHT, LV_TXT_FLAG_NONE, NULL);
|
||
|
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Draw the day's name below the header
|
||
|
* @param calendar point to a calendar
|
||
|
* @param mask a mask for drawing
|
||
|
*/
|
||
|
static void draw_day_names(lv_obj_t * calendar, const lv_area_t * mask)
|
||
|
{
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
lv_opa_t opa_scale = lv_obj_get_opa_scale(calendar);
|
||
|
|
||
|
lv_coord_t hpad = ext->style_day_names->body.padding.hor;
|
||
|
lv_coord_t w = lv_obj_get_width(calendar) - 2 * hpad;
|
||
|
lv_coord_t box_w = w / 7;
|
||
|
lv_area_t label_area;
|
||
|
label_area.y1 = calendar->coords.y1 + get_header_height(calendar) + ext->style_day_names->body.padding.ver;
|
||
|
label_area.y2 = label_area.y1 + lv_font_get_height(ext->style_day_names->text.font);
|
||
|
uint32_t i;
|
||
|
for(i = 0; i < 7; i++) {
|
||
|
label_area.x1 = calendar->coords.x1 + (w * i) / 7 + hpad;
|
||
|
label_area.x2 = label_area.x1 + box_w;
|
||
|
lv_draw_label(&label_area, mask, ext->style_day_names, opa_scale, get_day_name(calendar, i), LV_TXT_FLAG_CENTER, NULL);
|
||
|
}
|
||
|
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Draw the date numbers in a matrix
|
||
|
* @param calendar point to a calendar
|
||
|
* @param mask a mask for drawing
|
||
|
*/
|
||
|
static void draw_days(lv_obj_t * calendar, const lv_area_t * mask)
|
||
|
{
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
lv_style_t * style_bg = lv_calendar_get_style(calendar, LV_CALENDAR_STYLE_BG);
|
||
|
lv_coord_t hpad = style_bg->body.padding.hor;
|
||
|
lv_area_t label_area;
|
||
|
lv_opa_t opa_scale = lv_obj_get_opa_scale(calendar);
|
||
|
label_area.y1 = calendar->coords.y1 + get_header_height(calendar) +
|
||
|
ext->style_day_names->body.padding.ver + lv_font_get_height(ext->style_day_names->text.font) +
|
||
|
ext->style_day_names->body.padding.ver;
|
||
|
label_area.y2 = label_area.y1 + lv_font_get_height(style_bg->text.font);
|
||
|
|
||
|
lv_coord_t w = lv_obj_get_width(calendar) - 2 * hpad;
|
||
|
lv_coord_t h = calendar->coords.y2 - label_area.y1 - style_bg->body.padding.ver;
|
||
|
lv_coord_t box_w = w / 7;
|
||
|
lv_coord_t vert_space = (h - (6 * lv_font_get_height(style_bg->text.font))) / 5;
|
||
|
|
||
|
uint32_t week;
|
||
|
uint8_t day_cnt;
|
||
|
uint8_t month_start_day = get_day_of_week(ext->showed_date.year, ext->showed_date.month, 1);
|
||
|
day_draw_state_t draw_state; /*true: Not the prev. or next month is drawn*/
|
||
|
lv_style_t * act_style;
|
||
|
|
||
|
/*If starting with the first day of the week then the previous month is not visible*/
|
||
|
if(month_start_day == 0) {
|
||
|
day_cnt = 1;
|
||
|
draw_state = DAY_DRAW_ACT_MONTH;
|
||
|
act_style = style_bg;
|
||
|
} else {
|
||
|
draw_state = DAY_DRAW_PREV_MONTH;
|
||
|
day_cnt = get_month_length(ext->showed_date.year, ext->showed_date.month - 1); /*Length of the previous month*/
|
||
|
day_cnt -= month_start_day - 1; /*First visible number of the previous month*/
|
||
|
act_style = ext->style_inactive_days;
|
||
|
}
|
||
|
|
||
|
|
||
|
bool month_of_today_shown = false;
|
||
|
if(ext->showed_date.year == ext->today.year &&
|
||
|
ext->showed_date.month == ext->today.month) {
|
||
|
month_of_today_shown = true;
|
||
|
}
|
||
|
|
||
|
char buf[3];
|
||
|
bool in_week_box = false;
|
||
|
|
||
|
/*Draw 6 weeks*/
|
||
|
for(week = 0; week < 6; week++) {
|
||
|
|
||
|
/*Draw the "week box"*/
|
||
|
if(month_of_today_shown &&
|
||
|
((draw_state == DAY_DRAW_ACT_MONTH && ext->today.day >= day_cnt && ext->today.day < day_cnt + 7) ||
|
||
|
(draw_state == DAY_DRAW_PREV_MONTH && ext->today.day <= 7 - month_start_day && week == 0))) {
|
||
|
lv_area_t week_box_area;
|
||
|
lv_area_copy(&week_box_area, &label_area); /*'label_area' is already set for this row*/
|
||
|
week_box_area.x1 = calendar->coords.x1 + style_bg->body.padding.hor - ext->style_week_box->body.padding.hor;
|
||
|
week_box_area.x2 = calendar->coords.x2 - style_bg->body.padding.hor + ext->style_week_box->body.padding.hor;
|
||
|
|
||
|
week_box_area.y1 -= ext->style_week_box->body.padding.ver;
|
||
|
week_box_area.y2 += ext->style_week_box->body.padding.ver;
|
||
|
lv_draw_rect(&week_box_area, mask, ext->style_week_box, opa_scale);
|
||
|
|
||
|
in_week_box = true;
|
||
|
} else {
|
||
|
in_week_box = false;
|
||
|
}
|
||
|
|
||
|
/*Draw the 7 days of a week*/
|
||
|
uint32_t day;
|
||
|
for(day = 0; day < 7; day++) {
|
||
|
/*The previous month is over*/
|
||
|
if(draw_state == DAY_DRAW_PREV_MONTH && day == month_start_day) {
|
||
|
draw_state = DAY_DRAW_ACT_MONTH;
|
||
|
day_cnt = 1;
|
||
|
act_style = style_bg;
|
||
|
}
|
||
|
/*The current month is over*/
|
||
|
if(draw_state == DAY_DRAW_ACT_MONTH &&
|
||
|
day_cnt > get_month_length(ext->showed_date.year, ext->showed_date.month)) {
|
||
|
draw_state = DAY_DRAW_NEXT_MONTH;
|
||
|
day_cnt = 1;
|
||
|
act_style = ext->style_inactive_days;
|
||
|
}
|
||
|
|
||
|
label_area.x1 = calendar->coords.x1 + (w * day) / 7 + hpad;
|
||
|
label_area.x2 = label_area.x1 + box_w;
|
||
|
|
||
|
/*Draw the "today box"*/
|
||
|
if(draw_state == DAY_DRAW_ACT_MONTH && month_of_today_shown && ext->today.day == day_cnt) {
|
||
|
lv_area_t today_box_area;
|
||
|
lv_area_copy(&today_box_area, &label_area);
|
||
|
today_box_area.x1 = label_area.x1;
|
||
|
today_box_area.x2 = label_area.x2;
|
||
|
|
||
|
today_box_area.y1 = label_area.y1 - ext->style_today_box->body.padding.ver;
|
||
|
today_box_area.y2 = label_area.y2 + ext->style_today_box->body.padding.ver;
|
||
|
lv_draw_rect(&today_box_area, mask, ext->style_today_box, opa_scale);
|
||
|
}
|
||
|
|
||
|
/*Get the final style : highlighted/week box/today box/normal*/
|
||
|
lv_style_t * final_style;
|
||
|
if(draw_state == DAY_DRAW_PREV_MONTH &&
|
||
|
is_highlighted(calendar, ext->showed_date.year - (ext->showed_date.month == 1 ? 1 : 0),
|
||
|
ext->showed_date.month == 1 ? 12 : ext->showed_date.month - 1,
|
||
|
day_cnt)) {
|
||
|
final_style = ext->style_highlighted_days;
|
||
|
} else if(draw_state == DAY_DRAW_ACT_MONTH &&
|
||
|
is_highlighted(calendar, ext->showed_date.year,
|
||
|
ext->showed_date.month,
|
||
|
day_cnt)) {
|
||
|
final_style = ext->style_highlighted_days;
|
||
|
} else if(draw_state == DAY_DRAW_NEXT_MONTH &&
|
||
|
is_highlighted(calendar, ext->showed_date.year + (ext->showed_date.month == 12 ? 1 : 0),
|
||
|
ext->showed_date.month == 12 ? 1 : ext->showed_date.month + 1,
|
||
|
day_cnt)) {
|
||
|
final_style = ext->style_highlighted_days;
|
||
|
} else if(month_of_today_shown && day_cnt == ext->today.day && draw_state == DAY_DRAW_ACT_MONTH) final_style = ext->style_today_box;
|
||
|
else if(in_week_box && draw_state == DAY_DRAW_ACT_MONTH) final_style = ext->style_week_box;
|
||
|
else final_style = act_style;
|
||
|
|
||
|
/*Write the day's number*/
|
||
|
lv_math_num_to_str(day_cnt, buf);
|
||
|
lv_draw_label(&label_area, mask, final_style, opa_scale, buf, LV_TXT_FLAG_CENTER, NULL);
|
||
|
|
||
|
/*Go to the next day*/
|
||
|
day_cnt ++;
|
||
|
|
||
|
}
|
||
|
|
||
|
/*Got to the next weeks row*/
|
||
|
label_area.y1 += vert_space + lv_font_get_height(style_bg->text.font);
|
||
|
label_area.y2 += vert_space + lv_font_get_height(style_bg->text.font);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Check weather a date is highlighted or not
|
||
|
* @param calendar pointer to a calendar object
|
||
|
* @param year a year
|
||
|
* @param month a month [1..12]
|
||
|
* @param day a day [1..31]
|
||
|
* @return true: highlighted
|
||
|
*/
|
||
|
static bool is_highlighted(lv_obj_t * calendar, int32_t year, int32_t month, int32_t day)
|
||
|
{
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
|
||
|
if(ext->highlighted_dates == NULL || ext->highlighted_dates_num == 0) return false;
|
||
|
|
||
|
uint32_t i;
|
||
|
for(i = 0; i < ext->highlighted_dates_num; i++) {
|
||
|
if(ext->highlighted_dates[i].year == year &&
|
||
|
ext->highlighted_dates[i].month == month &&
|
||
|
ext->highlighted_dates[i].day == day) {
|
||
|
return true;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the day name
|
||
|
* @param calendar pointer to a calendar object
|
||
|
* @param day a day in [0..6]
|
||
|
* @return
|
||
|
*/
|
||
|
static const char * get_day_name(lv_obj_t * calendar, uint8_t day)
|
||
|
{
|
||
|
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
if(ext->day_names) return ext->day_names[day];
|
||
|
else return day_name[day];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the month name
|
||
|
* @param calendar pointer to a calendar object
|
||
|
* @param month a month. The range is basically [1..12] but [-11..1] is also supported to handle previous year
|
||
|
* @return
|
||
|
*/
|
||
|
static const char * get_month_name(lv_obj_t * calendar, int32_t month)
|
||
|
{
|
||
|
month --; /*Range of months id [1..12] but range of indexes is [0..11]*/
|
||
|
if(month < 0) month = 12 + month;
|
||
|
|
||
|
lv_calendar_ext_t * ext = lv_obj_get_ext_attr(calendar);
|
||
|
if(ext->month_names) return ext->month_names[month];
|
||
|
else return month_name[month];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the number of days in a month
|
||
|
* @param year a year
|
||
|
* @param month a month. The range is basically [1..12] but [-11..1] is also supported to handle previous year
|
||
|
* @return [28..31]
|
||
|
*/
|
||
|
static uint8_t get_month_length(int32_t year, int32_t month)
|
||
|
{
|
||
|
month --; /*Range of months id [1..12] but range of indexes is [0..11]*/
|
||
|
if(month < 0) {
|
||
|
year--; /*Already in the previous year (won't be less then -12 to skip a whole year)*/
|
||
|
month = 12 + month; /*`month` is negative, the result will be < 12*/
|
||
|
}
|
||
|
if(month >= 12) {
|
||
|
year ++;
|
||
|
month -= 12;
|
||
|
}
|
||
|
|
||
|
/*month == 1 is february*/
|
||
|
return (month == 1) ? (28 + is_leap_year(year)) : 31 - month % 7 % 2;
|
||
|
|
||
|
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Tells whether a year is leap year or not
|
||
|
* @param year a year
|
||
|
* @return 0: not leap year; 1: leap year
|
||
|
*/
|
||
|
static uint8_t is_leap_year(uint32_t year)
|
||
|
{
|
||
|
return (year % 4) || ((year % 100 == 0) && (year % 400)) ? 0 : 1;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the day of the week
|
||
|
* @param year a year
|
||
|
* @param month a month
|
||
|
* @param day a day
|
||
|
* @return [0..6] which means [Sun..Sat]
|
||
|
*/
|
||
|
static uint8_t get_day_of_week(uint32_t year, uint32_t month, uint32_t day)
|
||
|
{
|
||
|
uint32_t a = month < 3 ? 1 : 0;
|
||
|
uint32_t b = year - a;
|
||
|
|
||
|
uint32_t day_of_week = (day + (31 * (month - 2 + 12 * a) / 12) +
|
||
|
b + (b / 4) - (b / 100) + (b / 400)) % 7;
|
||
|
|
||
|
return day_of_week;
|
||
|
}
|
||
|
|
||
|
#endif
|