src/text.c


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#include <stdint.h>

#include "ubox_vga.h"
#include "ubox_text.h"

static const uint8_t *font;
static uint8_t w, h;

void ubox_set_font(const uint8_t *pixdata, uint8_t width, uint8_t height)
{
    font = pixdata;
    w = width;
    h = height;
}

void ubox_put_text(uint16_t x, uint16_t y, const char *text, uint8_t color)
{
    ubox_rect dst = { x, y, w, h};

    while (*text)
    {
        ubox_blit_c(font + ((*text++ - ' ') * w * h), &dst, color);
        dst.x += w;
    }
}