dmlib: dmtext.c annotate

annotate dmtext.c @ 60:f28cd66356f6

Initial work for bitmapped fonts and text drawing. Also moved TTF header stuff to dmtext.h.

author	Matti Hamalainen <ccr@tnsp.org>
date	Mon, 01 Oct 2012 09:46:56 +0300
parents	32250b436bca
children	3d9da937db69

rev	line source
60 f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	1 /*
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	2 * DMLib
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	3 * -- Bitmap and TTF text & font support
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	4 * Programmed and designed by Matti 'ccr' Hamalainen
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	5 * (C) Copyright 2012 Tecnic Software productions (TNSP)
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	6 */
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	7 #include "dmtext.h"
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	8
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	9 #ifdef DM_GFX_TTF_TEXT
0 32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	10
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	11 void dmDrawTTFTextConst(SDL_Surface screen, TTF_Font font, SDL_Color col, int x, int y, const char *fmt)
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	12 {
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	13 SDL_Surface *text = TTF_RenderText_Blended(font, fmt, col);
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	14 if (text)
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	15 {
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	16 SDL_Rect rect;
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	17 rect.x = x;
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	18 rect.y = y;
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	19 rect.w = text->w;
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	20 rect.h = text->h;
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	21 SDL_BlitSurface(text, NULL, screen, &rect);
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	22 SDL_FreeSurface(text);
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	23 }
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	24 }
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	25
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	26 void dmDrawTTFTextVA(SDL_Surface screen, TTF_Font font, SDL_Color col, int x, int y, const char *fmt, va_list ap)
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	27 {
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	28 char *tmp = dm_strdup_vprintf(fmt, ap);
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	29 if (tmp != NULL)
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	30 {
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	31 dmDrawTTFTextConst(screen, font, col, x, y, tmp);
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	32 dmFree(tmp);
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	33 }
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	34 }
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	35
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	36 void dmDrawTTFText(SDL_Surface screen, TTF_Font font, SDL_Color col, int x, int y, const char *fmt, ...)
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	37 {
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	38 va_list ap;
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	39
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	40 va_start(ap, fmt);
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	41 dmDrawTTFTextVA(screen, font, col, x, y, fmt, ap);
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	42 va_end(ap);
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	43 }
32250b436bca Initial re-import. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	44
60 f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	45 #endif
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	46
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	47 #ifdef DM_GFX_BM_TEXT
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	48
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	49 void dmDrawBMTextConst(SDL_Surface screen, DMBitmapFont font, int mode, int xc, int yc, const char *fmt)
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	50 {
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	51 const char *ptr = fmt;
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	52 DMScaledBlitFunc *blit = dmGetScaledBlitFunc(screen, font->glyphs[0], mode);
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	53 while (*ptr)
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	54 {
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	55 char ch = *ptr++;
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	56
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	57 if (isprint(ch) && ch != ' ' && ch != '\t')
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	58 {
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	59 SDL_Surface *glyph = font->glyphs[(unsigned char) ch];
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	60 blit(glyph, xc, yc, glyph->width, glyph->height, screen);
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	61 xc += glyph->width;
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	62 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	63 else
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	64 xc += font->width;
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	65 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	66 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	67
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	68
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	69 void dmDrawBMTextVA(SDL_Surface screen, DMBitmapFont font, int mode, int xc, int yc, const char *fmt, va_list ap)
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	70 {
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	71 char *tmp = dm_strdup_vprintf(fmt, ap);
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	72 if (tmp != NULL)
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	73 {
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	74 dmDrawBMTextConst(screen, font, col, x, y, tmp);
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	75 dmFree(tmp);
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	76 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	77 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	78
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	79
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	80 void dmDrawBMText(SDL_Surface screen, DMBitmapFont font, int mode, int xc, int yc, const char *fmt, ...)
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	81 {
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	82 va_list ap;
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	83
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	84 va_start(ap, fmt);
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	85 dmDrawBMTextVA(screen, font, col, x, y, fmt, ap);
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	86 va_end(ap);
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	87 }
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	88
f28cd66356f6 Initial work for bitmapped fonts and text drawing. Also moved TTF header Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	89 #endif

Mercurial > hg > dmlib

annotate dmtext.c @ 60:f28cd66356f6