mirror of
https://github.com/libretro/scummvm.git
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129 lines
2.8 KiB
C++
129 lines
2.8 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2004 The ScummVM project
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*
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* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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// Font management and font drawing header file
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#ifndef SAGA_FONT_H__
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#define SAGA_FONT_H__
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#include "saga/gfx.h"
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namespace Saga {
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#define R_FONT_SHOWUNDEFINED 1 // Define to draw undefined characters * as ?'s
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// The first defined character (!) is the only one that may
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// have a valid offset of '0'
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#define R_FONT_FIRSTCHAR 33
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#define R_FONT_CH_SPACE 32
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#define R_FONT_CH_QMARK 63
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// Minimum font header size without font data
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// (6 + 512 + 256 + 256 + 256 )
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#define R_FONT_DESCSIZE 1286
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#define R_FONT_CHARCOUNT 256
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#define R_FONT_CHARMASK 0xFFU
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#define SAGA_FONT_HEADER_LEN 6
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enum FONT_ID {
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SMALL_FONT_ID,
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MEDIUM_FONT_ID,
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BIG_FONT_ID
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};
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enum FONT_EFFECT_FLAGS {
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FONT_NORMAL = 0x00,
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FONT_OUTLINE = 0x01,
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FONT_SHADOW = 0x02,
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FONT_BOLD = 0x04,
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FONT_CENTERED = 0x08
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};
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struct R_FONT_HEADER {
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int c_height;
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int c_width;
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int row_length;
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};
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struct FONT_CHAR_ENTRY {
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int index;
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int byte_width;
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int width;
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int flag;
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int tracking;
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};
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struct R_FONT_STYLE {
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R_FONT_HEADER hdr;
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FONT_CHAR_ENTRY fce[256];
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byte *font_free_p;
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byte *font_p;
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};
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struct R_FONT {
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uint32 font_rn;
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int font_id;
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int normal_loaded;
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R_FONT_STYLE *normal;
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int outline_loaded;
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R_FONT_STYLE *outline;
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byte *res_data;
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size_t res_len;
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};
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class Font {
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public:
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Font(SagaEngine *vm);
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~Font(void);
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int draw(int font_id, R_SURFACE *ds, const char *draw_str, size_t draw_str_len,
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int text_x, int text_y, int color, int effect_color, int flags);
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int getStringWidth(int font_id, const char *test_str, size_t test_str_ct, int flags);
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int getHeight(int font_id);
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private:
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int loadFont(uint32 font_rn, int font_id);
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R_FONT_STYLE *createOutline(R_FONT_STYLE * src_font);
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int outFont(R_FONT_STYLE *font, R_SURFACE * ds, const char *draw_str, size_t draw_str_ct,
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int text_x, int text_y, int color);
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int getByteLen(int num_bits);
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static const int _charMap[256];
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SagaEngine *_vm;
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bool _initialized;
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R_RSCFILE_CONTEXT *_fontContext;
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int _nFonts;
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R_FONT **_fonts;
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};
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} // End of namespace Saga
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#endif
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