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txt_get_size added +lv_page_focus handle greater objects then page + LV_SIGNAL_PRESSING added

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This commit is contained in:
Gabor
2016-12-19 11:58:11 +01:00
parent 2d5366ee09
commit 373b75bd53
11 changed files with 120 additions and 42 deletions
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32
lv_misc/text.c
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@@ -7,6 +7,7 @@
* INCLUDES
*********************/
#include "text.h"
#include "misc/math/math_base.h"
/*********************
* DEFINES
@@ -34,6 +35,37 @@ static bool txt_is_break_char(char letter);
* GLOBAL FUNCTIONS
**********************/
void txt_get_size(point_t * size_res, const char * text, const font_t * font,
uint16_t letter_space, uint16_t line_space, cord_t max_width)
{
uint32_t line_start = 0;
uint32_t new_line_start = 0;
cord_t act_line_length;
uint8_t letter_height = font_get_height(font);
size_res->x = 0;
size_res->y = 0;
/*Calc. the height and longest line*/
while (text[line_start] != '\0')
{
new_line_start += txt_get_next_line(&text[line_start], font, letter_space, max_width);
size_res->y += letter_height;
size_res->y += line_space;
/*Calculate the the longest line*/
act_line_length = txt_get_width(&text[line_start], new_line_start - line_start,
font, letter_space);
size_res->x = max(act_line_length, size_res->x);
line_start = new_line_start;
}
/*Correction with the last line space*/
if(size_res->y >= 0) {
size_res->y -= line_space;
}
}
/**
* Get the next line of text. Check line length and break chars too.
* @param txt a '\0' terminated string