74 lines
1.7 KiB
C++
74 lines
1.7 KiB
C++
#include "font.h"
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#include "draw.h"
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#include "file.h"
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#include <stdlib.h>
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namespace font
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{
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SDL_Texture *surf {nullptr};
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char spaces[127];
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int pos = 30;
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int chars_per_line = 0;
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void load(const char* filename)
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{
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char font_filename[256];
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strcpy(font_filename, filename);
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strcat(font_filename, ".txt");
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int filesize;
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char *buffer = file::getFileBuffer(font_filename, filesize, true);
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char *p = buffer;
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pos = 30;
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bool eof = false;
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while (true) {
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if (*p=='#') while (*p!=0 && *p!=10) p++;
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if (*p==0) break;
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p++;
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spaces[pos++] = (*p)-48;
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if (pos==127) break;
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p++;
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if (*p==0) break;
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p++;
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}
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free(buffer);
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char gif_filename[256];
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strcpy(gif_filename, filename);
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strcat(gif_filename, ".gif");
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surf = draw::loadSurface(gif_filename, 0);
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}
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void printChar(const char c, int x, int y)
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{
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const int w = spaces[30];
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const int h = spaces[31];
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const int chars_per_line = (surf->w/w);
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const int sx = ((c-32) % chars_per_line)*8;
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const int sy = ((c-32) / chars_per_line)*8;
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//printf("char %i, sx:%i, sy:%i\n", c, sx, sy);
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draw::draw({sx, sy, spaces[c], h}, {x, y, spaces[c], h});
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}
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void print(const char* text, int x, int y)
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{
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draw::setSource(surf);
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while(*text) {
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printChar(*text, x, y);
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x += spaces[*text]+1;
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text++;
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}
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}
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const int len(const char *text)
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{
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int l = 0;
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while (*text) {
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l += spaces[*text]+1;
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text++;
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}
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return l-1;
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}
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}
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