mirror of
https://vps.suchmeme.nl/git/mudkip/Lockpick_RCM.git
synced 2024-12-29 13:31:52 +01:00
856 lines
28 KiB
C
856 lines
28 KiB
C
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/**
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* @file lv_table.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_table.h"
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#if USE_LV_TABLE != 0
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#include "../lv_misc/lv_txt.h"
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#include "../lv_misc/lv_math.h"
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#include "../lv_draw/lv_draw_label.h"
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#include "../lv_themes/lv_theme.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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/**********************
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* STATIC PROTOTYPES
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**********************/
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static bool lv_table_design(lv_obj_t * table, const lv_area_t * mask, lv_design_mode_t mode);
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static lv_res_t lv_table_signal(lv_obj_t * table, lv_signal_t sign, void * param);
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static lv_coord_t get_row_height(lv_obj_t * table, uint16_t row_id);
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static void refr_size(lv_obj_t * table);
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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_scrl_design;
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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 table object
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* @param par pointer to an object, it will be the parent of the new table
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* @param copy pointer to a table object, if not NULL then the new object will be copied from it
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* @return pointer to the created table
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*/
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lv_obj_t * lv_table_create(lv_obj_t * par, const lv_obj_t * copy)
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{
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LV_LOG_TRACE("table create started");
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/*Create the ancestor of table*/
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lv_obj_t * new_table = lv_obj_create(par, copy);
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lv_mem_assert(new_table);
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if(new_table == NULL) return NULL;
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/*Allocate the table type specific extended data*/
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lv_table_ext_t * ext = lv_obj_allocate_ext_attr(new_table, sizeof(lv_table_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_table);
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if(ancestor_scrl_design == NULL) ancestor_scrl_design = lv_obj_get_design_func(new_table);
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/*Initialize the allocated 'ext' */
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ext->cell_data = NULL;
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ext->cell_style[0] = &lv_style_plain;
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ext->cell_style[1] = &lv_style_plain;
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ext->cell_style[2] = &lv_style_plain;
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ext->cell_style[3] = &lv_style_plain;
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ext->col_cnt = 0;
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ext->row_cnt = 0;
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uint16_t i;
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for(i = 0; i < LV_TABLE_COL_MAX; i++) {
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ext->col_w[i] = LV_DPI;
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}
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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_table, lv_table_signal);
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lv_obj_set_design_func(new_table, lv_table_design);
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/*Init the new table table*/
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if(copy == NULL) {
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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_table_set_style(new_table, LV_TABLE_STYLE_BG, th->table.bg);
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lv_table_set_style(new_table, LV_TABLE_STYLE_CELL1, th->table.cell);
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lv_table_set_style(new_table, LV_TABLE_STYLE_CELL2, th->table.cell);
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lv_table_set_style(new_table, LV_TABLE_STYLE_CELL3, th->table.cell);
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lv_table_set_style(new_table, LV_TABLE_STYLE_CELL4, th->table.cell);
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} else {
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lv_table_set_style(new_table, LV_TABLE_STYLE_BG, &lv_style_plain_color);
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}
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}
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/*Copy an existing table*/
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else {
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lv_table_ext_t * copy_ext = lv_obj_get_ext_attr(copy);
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ext->cell_style[0] = copy_ext->cell_style[0];
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ext->cell_style[1] = copy_ext->cell_style[1];
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ext->cell_style[2] = copy_ext->cell_style[2];
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ext->cell_style[3] = copy_ext->cell_style[3];
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ext->col_cnt = copy_ext->col_cnt;
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ext->row_cnt = copy_ext->row_cnt;
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/*Refresh the style with new signal function*/
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lv_obj_refresh_style(new_table);
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}
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LV_LOG_INFO("table created");
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return new_table;
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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 the value of a cell.
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* @param table pointer to a Table object
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* @param row id of the row [0 .. row_cnt -1]
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* @param col id of the column [0 .. col_cnt -1]
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* @param txt text to display in the cell. It will be copied and saved so this variable is not required after this function call.
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*/
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void lv_table_set_cell_value(lv_obj_t * table, uint16_t row, uint16_t col, const char * txt)
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{
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lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
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if(row >= ext->row_cnt || col >= ext->col_cnt) {
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LV_LOG_WARN("lv_table_set_cell_value: invalid row or column");
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return;
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}
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uint32_t cell = row * ext->col_cnt + col;
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lv_table_cell_format_t format;
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/*Save the format byte*/
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if(ext->cell_data[cell]) {
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format.format_byte = ext->cell_data[cell][0];
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}
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/*Initialize the format byte*/
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else {
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format.align = LV_LABEL_ALIGN_LEFT;
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format.right_merge = 0;
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format.type = 0;
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format.crop = 0;
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}
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ext->cell_data[cell] = lv_mem_realloc(ext->cell_data[cell], strlen(txt) + 2); /*+1: trailing '\0; +1: format byte*/
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strcpy(ext->cell_data[cell] + 1, txt); /*Leave the format byte*/
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ext->cell_data[cell][0] = format.format_byte;
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refr_size(table);
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}
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/**
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* Set the number of rows
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* @param table table pointer to a Table object
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* @param row_cnt number of rows
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*/
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void lv_table_set_row_cnt(lv_obj_t * table, uint16_t row_cnt)
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{
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lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
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uint16_t old_row_cnt = ext->row_cnt;
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ext->row_cnt = row_cnt;
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if(ext->row_cnt > 0 && ext->col_cnt > 0) {
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ext->cell_data = lv_mem_realloc(ext->cell_data, ext->row_cnt * ext->col_cnt * sizeof(char*));
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/*Initilize the new fields*/
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if(old_row_cnt < row_cnt) {
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uint16_t old_cell_cnt = old_row_cnt * ext->col_cnt;
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uint32_t new_cell_cnt = ext->col_cnt * ext->row_cnt;
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memset(&ext->cell_data[old_cell_cnt], 0, (new_cell_cnt - old_cell_cnt) * sizeof(ext->cell_data[0]));
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}
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}
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else {
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lv_mem_free(ext->cell_data);
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ext->cell_data = NULL;
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}
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refr_size(table);
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}
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/**
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* Set the number of columns
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* @param table table pointer to a Table object
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* @param col_cnt number of columns. Must be < LV_TABLE_COL_MAX
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*/
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void lv_table_set_col_cnt(lv_obj_t * table, uint16_t col_cnt)
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{
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if(col_cnt >= LV_TABLE_COL_MAX) {
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LV_LOG_WARN("lv_table_set_col_cnt: too many columns. Must be < LV_TABLE_COL_MAX.");
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return;
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}
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lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
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uint16_t old_col_cnt = ext->col_cnt;
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ext->col_cnt = col_cnt;
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if(ext->row_cnt > 0 && ext->col_cnt > 0) {
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ext->cell_data = lv_mem_realloc(ext->cell_data, ext->row_cnt * ext->col_cnt * sizeof(char*));
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/*Initilize the new fields*/
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if(old_col_cnt < col_cnt) {
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uint16_t old_cell_cnt = old_col_cnt * ext->row_cnt;
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uint32_t new_cell_cnt = ext->col_cnt * ext->row_cnt;
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memset(&ext->cell_data[old_cell_cnt], 0, (new_cell_cnt - old_cell_cnt) * sizeof(ext->cell_data[0]));
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}
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}
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else {
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lv_mem_free(ext->cell_data);
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ext->cell_data = NULL;
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}
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refr_size(table);
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}
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/**
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* Set the width of a column
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* @param table table pointer to a Table object
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* @param col_id id of the column [0 .. LV_TABLE_COL_MAX -1]
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* @param w width of the column
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*/
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void lv_table_set_col_width(lv_obj_t * table, uint16_t col_id, lv_coord_t w)
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{
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if(col_id >= LV_TABLE_COL_MAX) {
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LV_LOG_WARN("lv_table_set_col_width: too big 'col_id'. Must be < LV_TABLE_COL_MAX.");
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return;
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}
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lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
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ext->col_w[col_id] = w;
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refr_size(table);
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}
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/**
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* Set the text align in a cell
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* @param table pointer to a Table object
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* @param row id of the row [0 .. row_cnt -1]
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* @param col id of the column [0 .. col_cnt -1]
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* @param align LV_LABEL_ALIGN_LEFT or LV_LABEL_ALIGN_CENTER or LV_LABEL_ALIGN_RIGHT
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*/
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void lv_table_set_cell_align(lv_obj_t * table, uint16_t row, uint16_t col, lv_label_align_t align)
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{
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lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
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if(row >= ext->row_cnt || col >= ext->col_cnt) {
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LV_LOG_WARN("lv_table_set_cell_align: invalid row or column");
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return;
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}
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uint32_t cell = row * ext->col_cnt + col;
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if(ext->cell_data[cell] == NULL) {
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ext->cell_data[cell] = lv_mem_alloc(2); /*+1: trailing '\0; +1: format byte*/
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ext->cell_data[cell][0] = 0;
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ext->cell_data[cell][1] = '\0';
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}
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lv_table_cell_format_t format;
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format.format_byte = ext->cell_data[cell][0];
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format.align = align;
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ext->cell_data[cell][0] = format.format_byte;
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}
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/**
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* Set the type of a cell.
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* @param table pointer to a Table object
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* @param row id of the row [0 .. row_cnt -1]
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* @param col id of the column [0 .. col_cnt -1]
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* @param type 1,2,3 or 4. The cell style will be chosen accordingly.
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*/
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void lv_table_set_cell_type(lv_obj_t * table, uint16_t row, uint16_t col, uint8_t type)
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{
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lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
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if(row >= ext->row_cnt || col >= ext->col_cnt) {
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LV_LOG_WARN("lv_table_set_cell_type: invalid row or column");
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return;
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}
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uint32_t cell = row * ext->col_cnt + col;
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if(ext->cell_data[cell] == NULL) {
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ext->cell_data[cell] = lv_mem_alloc(2); /*+1: trailing '\0; +1: format byte*/
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ext->cell_data[cell][0] = 0;
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ext->cell_data[cell][1] = '\0';
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}
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if(type > 0) type--; /*User gives 1,2,3,4 but easier to handle 0, 1, 2, 3*/
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if(type >= LV_TABLE_CELL_STYLE_CNT) type = LV_TABLE_CELL_STYLE_CNT - 1;
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lv_table_cell_format_t format;
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format.format_byte = ext->cell_data[cell][0];
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format.type = type;
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ext->cell_data[cell][0] = format.format_byte;
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}
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/**
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* Set the cell crop. (Don't adjust the height of the cell according to its content)
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* @param table pointer to a Table object
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* @param row id of the row [0 .. row_cnt -1]
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* @param col id of the column [0 .. col_cnt -1]
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* @param crop true: crop the cell content; false: set the cell height to the content.
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*/
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void lv_table_set_cell_crop(lv_obj_t * table, uint16_t row, uint16_t col, bool crop)
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{
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lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
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if(row >= ext->row_cnt || col >= ext->col_cnt) {
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LV_LOG_WARN("lv_table_set_cell_crop: invalid row or column");
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return;
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}
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uint32_t cell = row * ext->col_cnt + col;
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if(ext->cell_data[cell] == NULL) {
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ext->cell_data[cell] = lv_mem_alloc(2); /*+1: trailing '\0; +1: format byte*/
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ext->cell_data[cell][0] = 0;
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ext->cell_data[cell][1] = '\0';
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}
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lv_table_cell_format_t format;
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format.format_byte = ext->cell_data[cell][0];
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format.crop = crop;
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ext->cell_data[cell][0] = format.format_byte;
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}
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/**
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* Merge a cell with the right neighbor. The value of the cell to the right won't be displayed.
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* @param table table pointer to a Table object
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* @param row id of the row [0 .. row_cnt -1]
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* @param col id of the column [0 .. col_cnt -1]
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* @param en true: merge right; false: don't merge right
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*/
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void lv_table_set_cell_merge_right(lv_obj_t * table, uint16_t row, uint16_t col, bool en)
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{
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lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
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if(row >= ext->row_cnt || col >= ext->col_cnt) {
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LV_LOG_WARN("lv_table_set_cell_merge_right: invalid row or column");
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return;
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}
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uint32_t cell = row * ext->col_cnt + col;
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if(ext->cell_data[cell] == NULL) {
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ext->cell_data[cell] = lv_mem_alloc(2); /*+1: trailing '\0; +1: format byte*/
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ext->cell_data[cell][0] = 0;
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ext->cell_data[cell][1] = '\0';
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}
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lv_table_cell_format_t format;
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format.format_byte = ext->cell_data[cell][0];
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format.right_merge = en ? 1 : 0;
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ext->cell_data[cell][0] = format.format_byte;
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refr_size(table);
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}
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/**
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* Set a style of a table.
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* @param table pointer to table 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_table_set_style(lv_obj_t * table, lv_table_style_t type, lv_style_t * style)
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{
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lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
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switch(type) {
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case LV_TABLE_STYLE_BG:
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lv_obj_set_style(table, style);
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refr_size(table);
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break;
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case LV_TABLE_STYLE_CELL1:
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ext->cell_style[0] = style;
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refr_size(table);
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break;
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case LV_TABLE_STYLE_CELL2:
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ext->cell_style[1] = style;
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refr_size(table);
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break;
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case LV_TABLE_STYLE_CELL3:
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||
|
ext->cell_style[2] = style;
|
||
|
refr_size(table);
|
||
|
break;
|
||
|
case LV_TABLE_STYLE_CELL4:
|
||
|
ext->cell_style[3] = style;
|
||
|
refr_size(table);
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/*=====================
|
||
|
* Getter functions
|
||
|
*====================*/
|
||
|
|
||
|
/**
|
||
|
* Get the value of a cell.
|
||
|
* @param table pointer to a Table object
|
||
|
* @param row id of the row [0 .. row_cnt -1]
|
||
|
* @param col id of the column [0 .. col_cnt -1]
|
||
|
* @return text in the cell
|
||
|
*/
|
||
|
const char * lv_table_get_cell_value(lv_obj_t * table, uint16_t row, uint16_t col)
|
||
|
{
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
if(row >= ext->row_cnt || col >= ext->col_cnt) {
|
||
|
LV_LOG_WARN("lv_table_set_cell_value: invalid row or column");
|
||
|
return "";
|
||
|
}
|
||
|
uint32_t cell = row * ext->col_cnt + col;
|
||
|
|
||
|
if(ext->cell_data[cell] == NULL) return "";
|
||
|
|
||
|
return &ext->cell_data[cell][1]; /*Skip the format byte*/
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the number of rows.
|
||
|
* @param table table pointer to a Table object
|
||
|
* @return number of rows.
|
||
|
*/
|
||
|
uint16_t lv_table_get_row_cnt(lv_obj_t * table)
|
||
|
{
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
return ext->row_cnt;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the number of columns.
|
||
|
* @param table table pointer to a Table object
|
||
|
* @return number of columns.
|
||
|
*/
|
||
|
uint16_t lv_table_get_col_cnt(lv_obj_t * table)
|
||
|
{
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
return ext->col_cnt;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the width of a column
|
||
|
* @param table table pointer to a Table object
|
||
|
* @param col_id id of the column [0 .. LV_TABLE_COL_MAX -1]
|
||
|
* @return width of the column
|
||
|
*/
|
||
|
lv_coord_t lv_table_get_col_width(lv_obj_t * table, uint16_t col_id)
|
||
|
{
|
||
|
if(col_id >= LV_TABLE_COL_MAX) {
|
||
|
LV_LOG_WARN("lv_table_set_col_width: too big 'col_id'. Must be < LV_TABLE_COL_MAX.");
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
return ext->col_w[col_id];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the text align of a cell
|
||
|
* @param table pointer to a Table object
|
||
|
* @param row id of the row [0 .. row_cnt -1]
|
||
|
* @param col id of the column [0 .. col_cnt -1]
|
||
|
* @return LV_LABEL_ALIGN_LEFT (default in case of error) or LV_LABEL_ALIGN_CENTER or LV_LABEL_ALIGN_RIGHT
|
||
|
*/
|
||
|
lv_label_align_t lv_table_get_cell_align(lv_obj_t * table, uint16_t row, uint16_t col)
|
||
|
{
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
if(row >= ext->row_cnt || col >= ext->col_cnt) {
|
||
|
LV_LOG_WARN("lv_table_set_cell_align: invalid row or column");
|
||
|
return LV_LABEL_ALIGN_LEFT; /*Just return with something*/
|
||
|
}
|
||
|
uint32_t cell = row * ext->col_cnt + col;
|
||
|
|
||
|
if(ext->cell_data[cell] == NULL) return LV_LABEL_ALIGN_LEFT; /*Just return with something*/
|
||
|
else {
|
||
|
lv_table_cell_format_t format;
|
||
|
format.format_byte = ext->cell_data[cell][0];
|
||
|
return format.align;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the type of a cell
|
||
|
* @param table pointer to a Table object
|
||
|
* @param row id of the row [0 .. row_cnt -1]
|
||
|
* @param col id of the column [0 .. col_cnt -1]
|
||
|
* @return 1,2,3 or 4
|
||
|
*/
|
||
|
lv_label_align_t lv_table_get_cell_type(lv_obj_t * table, uint16_t row, uint16_t col)
|
||
|
{
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
if(row >= ext->row_cnt || col >= ext->col_cnt) {
|
||
|
LV_LOG_WARN("lv_table_get_cell_type: invalid row or column");
|
||
|
return 1; /*Just return with something*/
|
||
|
}
|
||
|
uint32_t cell = row * ext->col_cnt + col;
|
||
|
|
||
|
if(ext->cell_data[cell] == NULL) return 1; /*Just return with something*/
|
||
|
else {
|
||
|
lv_table_cell_format_t format;
|
||
|
format.format_byte = ext->cell_data[cell][0];
|
||
|
return format.type + 1; /*0,1,2,3 is stored but user sees 1,2,3,4*/
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the crop property of a cell
|
||
|
* @param table pointer to a Table object
|
||
|
* @param row id of the row [0 .. row_cnt -1]
|
||
|
* @param col id of the column [0 .. col_cnt -1]
|
||
|
* @return true: text crop enabled; false: disabled
|
||
|
*/
|
||
|
lv_label_align_t lv_table_get_cell_crop(lv_obj_t * table, uint16_t row, uint16_t col)
|
||
|
{
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
if(row >= ext->row_cnt || col >= ext->col_cnt) {
|
||
|
LV_LOG_WARN("lv_table_get_cell_crop: invalid row or column");
|
||
|
return false; /*Just return with something*/
|
||
|
}
|
||
|
uint32_t cell = row * ext->col_cnt + col;
|
||
|
|
||
|
if(ext->cell_data[cell] == NULL) return false; /*Just return with something*/
|
||
|
else {
|
||
|
lv_table_cell_format_t format;
|
||
|
format.format_byte = ext->cell_data[cell][0];
|
||
|
return format.crop;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the cell merge attribute.
|
||
|
* @param table table pointer to a Table object
|
||
|
* @param row id of the row [0 .. row_cnt -1]
|
||
|
* @param col id of the column [0 .. col_cnt -1]
|
||
|
* @return true: merge right; false: don't merge right
|
||
|
*/
|
||
|
bool lv_table_get_cell_merge_right(lv_obj_t * table, uint16_t row, uint16_t col)
|
||
|
{
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
if(row >= ext->row_cnt || col >= ext->col_cnt) {
|
||
|
LV_LOG_WARN("lv_table_get_cell_merge_right: invalid row or column");
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
uint32_t cell = row * ext->col_cnt + col;
|
||
|
|
||
|
if(ext->cell_data[cell] == NULL) return false;
|
||
|
else {
|
||
|
lv_table_cell_format_t format;
|
||
|
format.format_byte = ext->cell_data[cell][0];
|
||
|
return format.right_merge ? true : false;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get style of a table.
|
||
|
* @param table pointer to table object
|
||
|
* @param type which style should be get
|
||
|
* @return style pointer to the style
|
||
|
*/
|
||
|
lv_style_t * lv_table_get_style(const lv_obj_t * table, lv_table_style_t type)
|
||
|
{
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
lv_style_t * style = NULL;
|
||
|
|
||
|
switch(type) {
|
||
|
case LV_TABLE_STYLE_BG:
|
||
|
style = lv_obj_get_style(table);
|
||
|
break;
|
||
|
case LV_TABLE_STYLE_CELL1:
|
||
|
style = ext->cell_style[0];
|
||
|
break;
|
||
|
case LV_TABLE_STYLE_CELL2:
|
||
|
style = ext->cell_style[1];
|
||
|
break;
|
||
|
case LV_TABLE_STYLE_CELL3:
|
||
|
style = ext->cell_style[2];
|
||
|
break;
|
||
|
case LV_TABLE_STYLE_CELL4:
|
||
|
style = ext->cell_style[3];
|
||
|
break;
|
||
|
default:
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
return style;
|
||
|
}
|
||
|
|
||
|
/**********************
|
||
|
* STATIC FUNCTIONS
|
||
|
**********************/
|
||
|
|
||
|
/**
|
||
|
* Handle the drawing related tasks of the tables
|
||
|
* @param table 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_table_design(lv_obj_t * table, 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) {
|
||
|
ancestor_scrl_design(table, mask, mode);
|
||
|
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
lv_style_t * bg_style = lv_obj_get_style(table);
|
||
|
lv_style_t * cell_style;
|
||
|
lv_coord_t h_row;
|
||
|
lv_point_t txt_size;
|
||
|
lv_area_t cell_area;
|
||
|
lv_area_t txt_area;
|
||
|
lv_txt_flag_t txt_flags;
|
||
|
lv_opa_t opa_scale = lv_obj_get_opa_scale(table);
|
||
|
|
||
|
uint16_t col;
|
||
|
uint16_t row;
|
||
|
uint16_t cell = 0;
|
||
|
|
||
|
cell_area.y2 = table->coords.y1 + bg_style->body.padding.ver;
|
||
|
for(row = 0; row < ext->row_cnt; row++) {
|
||
|
h_row = get_row_height(table, row);
|
||
|
|
||
|
cell_area.y1 = cell_area.y2;
|
||
|
cell_area.y2 = cell_area.y1 + h_row;
|
||
|
|
||
|
cell_area.x2 = table->coords.x1 + bg_style->body.padding.hor;
|
||
|
|
||
|
for(col = 0; col < ext->col_cnt; col++) {
|
||
|
|
||
|
lv_table_cell_format_t format;
|
||
|
if(ext->cell_data[cell]) {
|
||
|
format.format_byte = ext->cell_data[cell][0];
|
||
|
} else {
|
||
|
format.right_merge = 0;
|
||
|
format.align = LV_LABEL_ALIGN_LEFT;
|
||
|
format.type = 0;
|
||
|
format.crop = 1;
|
||
|
}
|
||
|
|
||
|
cell_style = ext->cell_style[format.type];
|
||
|
cell_area.x1 = cell_area.x2;
|
||
|
cell_area.x2 = cell_area.x1 + ext->col_w[col];
|
||
|
|
||
|
uint16_t col_merge = 0;
|
||
|
for(col_merge = 0; col_merge + col < ext->col_cnt - 1; col_merge ++) {
|
||
|
|
||
|
if(ext->cell_data[cell + col_merge] != NULL) {
|
||
|
format.format_byte = ext->cell_data[cell + col_merge][0];
|
||
|
if(format.right_merge) cell_area.x2 += ext->col_w[col + col_merge + 1];
|
||
|
else break;
|
||
|
} else {
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
lv_draw_rect(&cell_area, mask, cell_style, opa_scale);
|
||
|
|
||
|
if(ext->cell_data[cell]) {
|
||
|
txt_area.x1 = cell_area.x1 + cell_style->body.padding.hor;
|
||
|
txt_area.x2 = cell_area.x2 - cell_style->body.padding.hor;
|
||
|
txt_area.y1 = cell_area.y1 + cell_style->body.padding.ver;
|
||
|
txt_area.y2 = cell_area.y2 - cell_style->body.padding.ver;
|
||
|
/*Align the content to the middle if not cropped*/
|
||
|
if(format.crop == 0) {
|
||
|
txt_flags = LV_TXT_FLAG_NONE;
|
||
|
} else {
|
||
|
txt_flags = LV_TXT_FLAG_EXPAND;
|
||
|
}
|
||
|
|
||
|
lv_txt_get_size(&txt_size, ext->cell_data[cell] + 1, cell_style->text.font,
|
||
|
cell_style->text.letter_space, cell_style->text.line_space, lv_area_get_width(&txt_area), txt_flags);
|
||
|
|
||
|
/*Align the content to the middle if not cropped*/
|
||
|
if(format.crop == 0) {
|
||
|
txt_area.y1 = cell_area.y1 + h_row / 2 - txt_size.y / 2;
|
||
|
txt_area.y2 = cell_area.y1 + h_row / 2 + txt_size.y / 2;
|
||
|
}
|
||
|
|
||
|
switch(format.align) {
|
||
|
default:
|
||
|
case LV_LABEL_ALIGN_LEFT:
|
||
|
txt_flags |= LV_TXT_FLAG_NONE;
|
||
|
break;
|
||
|
case LV_LABEL_ALIGN_RIGHT:
|
||
|
txt_flags |= LV_TXT_FLAG_RIGHT;
|
||
|
break;
|
||
|
case LV_LABEL_ALIGN_CENTER:
|
||
|
txt_flags |= LV_TXT_FLAG_CENTER;
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
lv_area_t label_mask;
|
||
|
bool label_mask_ok;
|
||
|
label_mask_ok = lv_area_intersect(&label_mask, mask, &cell_area);
|
||
|
if(label_mask_ok) {
|
||
|
lv_draw_label(&txt_area, &label_mask, cell_style, opa_scale, ext->cell_data[cell] + 1, txt_flags, NULL);
|
||
|
}
|
||
|
/*Draw lines after '\n's*/
|
||
|
lv_point_t p1;
|
||
|
lv_point_t p2;
|
||
|
p1.x = cell_area.x1;
|
||
|
p2.x = cell_area.x2;
|
||
|
uint16_t i;
|
||
|
for(i = 1; ext->cell_data[cell][i] != '\0'; i++) {
|
||
|
if(ext->cell_data[cell][i] == '\n') {
|
||
|
ext->cell_data[cell][i] = '\0';
|
||
|
lv_txt_get_size(&txt_size, ext->cell_data[cell] + 1, cell_style->text.font,
|
||
|
cell_style->text.letter_space, cell_style->text.line_space, lv_area_get_width(&txt_area), txt_flags);
|
||
|
|
||
|
p1.y = txt_area.y1 + txt_size.y + cell_style->text.line_space / 2;
|
||
|
p2.y = txt_area.y1 + txt_size.y + cell_style->text.line_space / 2;
|
||
|
lv_draw_line(&p1, &p2, mask, cell_style, opa_scale);
|
||
|
|
||
|
ext->cell_data[cell][i] = '\n';
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
cell += col_merge + 1;
|
||
|
col += col_merge;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
/*Post draw when the children are drawn*/
|
||
|
else if(mode == LV_DESIGN_DRAW_POST) {
|
||
|
|
||
|
}
|
||
|
|
||
|
return true;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Signal function of the table
|
||
|
* @param table pointer to a table 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_table_signal(lv_obj_t * table, lv_signal_t sign, void * param)
|
||
|
{
|
||
|
lv_res_t res;
|
||
|
|
||
|
/* Include the ancient signal function */
|
||
|
res = ancestor_signal(table, sign, param);
|
||
|
if(res != LV_RES_OK) return res;
|
||
|
|
||
|
|
||
|
if(sign == LV_SIGNAL_CLEANUP) {
|
||
|
/*Free the cell texts*/
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
uint16_t cell;
|
||
|
for(cell = 0; cell < ext->col_cnt * ext->row_cnt; cell++) {
|
||
|
if(ext->cell_data[cell]) {
|
||
|
lv_mem_free(ext->cell_data[cell]);
|
||
|
ext->cell_data[cell] = NULL;
|
||
|
}
|
||
|
}
|
||
|
} 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_table";
|
||
|
}
|
||
|
|
||
|
return res;
|
||
|
}
|
||
|
|
||
|
static void refr_size(lv_obj_t * table)
|
||
|
{
|
||
|
lv_coord_t h = 0;
|
||
|
lv_coord_t w = 0;
|
||
|
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
|
||
|
uint16_t i;
|
||
|
for(i= 0; i < ext->col_cnt; i++) {
|
||
|
w += ext->col_w[i];
|
||
|
}
|
||
|
for(i= 0; i < ext->row_cnt; i++) {
|
||
|
h += get_row_height(table, i);
|
||
|
}
|
||
|
|
||
|
lv_style_t * bg_style = lv_obj_get_style(table);
|
||
|
|
||
|
w += bg_style->body.padding.hor * 2;
|
||
|
h += bg_style->body.padding.ver * 2;
|
||
|
|
||
|
lv_obj_set_size(table, w + 1, h + 1);
|
||
|
lv_obj_invalidate(table);
|
||
|
}
|
||
|
|
||
|
static lv_coord_t get_row_height(lv_obj_t * table, uint16_t row_id)
|
||
|
{
|
||
|
lv_table_ext_t * ext = lv_obj_get_ext_attr(table);
|
||
|
lv_point_t txt_size;
|
||
|
lv_coord_t txt_w;
|
||
|
lv_style_t * cell_style;
|
||
|
|
||
|
uint16_t row_start = row_id * ext->col_cnt;
|
||
|
uint16_t cell;
|
||
|
uint16_t col;
|
||
|
lv_coord_t h_max = lv_font_get_height(ext->cell_style[0]->text.font) + 2 * ext->cell_style[0]->body.padding.ver;
|
||
|
|
||
|
for(cell = row_start, col = 0; cell < row_start + ext->col_cnt; cell++, col ++) {
|
||
|
if(ext->cell_data[cell] != NULL) {
|
||
|
|
||
|
txt_w = ext->col_w[col];
|
||
|
uint16_t col_merge = 0;
|
||
|
for(col_merge = 0; col_merge + col < ext->col_cnt - 1; col_merge ++) {
|
||
|
|
||
|
if(ext->cell_data[cell + col_merge] != NULL) {
|
||
|
lv_table_cell_format_t format;
|
||
|
format.format_byte = ext->cell_data[cell + col_merge][0];
|
||
|
if(format.right_merge) txt_w += ext->col_w[col + col_merge + 1];
|
||
|
else break;
|
||
|
} else {
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
lv_table_cell_format_t format;
|
||
|
format.format_byte = ext->cell_data[cell][0];
|
||
|
cell_style = ext->cell_style[format.type];
|
||
|
|
||
|
/*With text crop assume 1 line*/
|
||
|
if(format.crop) {
|
||
|
h_max = LV_MATH_MAX(lv_font_get_height(cell_style->text.font) + 2 * cell_style->body.padding.ver, h_max);
|
||
|
}
|
||
|
/*Without text crop calculate the height of the text in the cell*/
|
||
|
else {
|
||
|
txt_w -= 2 * cell_style->body.padding.hor;
|
||
|
|
||
|
lv_txt_get_size(&txt_size, ext->cell_data[cell] + 1, cell_style->text.font,
|
||
|
cell_style->text.letter_space, cell_style->text.line_space, txt_w, LV_TXT_FLAG_NONE);
|
||
|
|
||
|
h_max = LV_MATH_MAX(txt_size.y + 2 * cell_style->body.padding.ver, h_max);
|
||
|
cell += col_merge;
|
||
|
col += col_merge;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return h_max;
|
||
|
}
|
||
|
|
||
|
#endif
|