mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-21 01:08:25 +00:00
123 lines
3.6 KiB
C++
123 lines
3.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* Additional copyright for this file:
|
|
* Copyright (C) 1994-1998 Revolution Software Ltd.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef SWORD2_MAKETEXT_H
|
|
#define SWORD2_MAKETEXT_H
|
|
|
|
#include "sword2/debug.h"
|
|
|
|
namespace Sword2 {
|
|
|
|
// Output color for character border - should be be black but note that we
|
|
// have to use a different pen number during sequences
|
|
|
|
#define BORDER_PEN 194
|
|
|
|
// Usually the only texts on screen are the subtitles and the mouse-over text,
|
|
// but there can also be a considerable number of debugging messages...
|
|
|
|
#define MAX_text_blocs MAX_DEBUG_TEXTS + 1
|
|
|
|
enum {
|
|
// Doesn't keep the text inside the screen - only for debug text!
|
|
NO_JUSTIFICATION = 0,
|
|
|
|
// These all force text inside the screen edge margin when necessary
|
|
POSITION_AT_CENTER_OF_BASE = 1,
|
|
POSITION_AT_CENTER_OF_TOP = 2,
|
|
POSITION_AT_LEFT_OF_TOP = 3,
|
|
POSITION_AT_RIGHT_OF_TOP = 4,
|
|
POSITION_AT_LEFT_OF_BASE = 5,
|
|
POSITION_AT_RIGHT_OF_BASE = 6,
|
|
POSITION_AT_LEFT_OF_CENTER = 7,
|
|
POSITION_AT_RIGHT_OF_CENTER = 8
|
|
};
|
|
|
|
enum {
|
|
DEFAULT_TEXT = 0,
|
|
FINNISH_TEXT = 1,
|
|
POLISH_TEXT = 2
|
|
};
|
|
|
|
// Info about the text, used to create the SpriteInfo struct
|
|
|
|
struct TextBloc {
|
|
int16 x;
|
|
int16 y;
|
|
uint16 type;
|
|
byte *text_mem;
|
|
};
|
|
|
|
// Info for each line of words in the output text sprite
|
|
|
|
struct LineInfo {
|
|
uint16 width; // Width in pixels
|
|
uint16 length; // Length in characters
|
|
};
|
|
|
|
class FontRenderer {
|
|
private:
|
|
Sword2Engine *_vm;
|
|
TextBloc _blocList[MAX_text_blocs];
|
|
|
|
// Layout variables - these used to be defines, but now we're dealing
|
|
// with three character sets
|
|
|
|
int8 _lineSpacing; // no. of pixels to separate lines of
|
|
// characters in the output sprite - negative
|
|
// for overlap
|
|
int8 _charSpacing; // no. of pixels to separate characters along
|
|
// each line - negative for overlap
|
|
uint8 _borderPen; // output pen color of character borders
|
|
|
|
uint16 analyzeSentence(byte *sentence, uint16 maxWidth, uint32 fontRes, LineInfo *line);
|
|
byte *buildTextSprite(byte *sentence, uint32 fontRes, uint8 pen, LineInfo *line, uint16 noOfLines);
|
|
uint16 charWidth(byte ch, uint32 fontRes);
|
|
uint16 charHeight(uint32 fontRes);
|
|
byte *findChar(byte ch, byte *charSet);
|
|
void copyChar(byte *charPtr, byte *spritePtr, uint16 spriteWidth, uint8 pen);
|
|
|
|
public:
|
|
FontRenderer(Sword2Engine *vm) : _vm(vm) {
|
|
for (int i = 0; i < MAX_text_blocs; i++)
|
|
_blocList[i].text_mem = NULL;
|
|
}
|
|
|
|
~FontRenderer() {
|
|
for (int i = 0; i < MAX_text_blocs; i++)
|
|
free(_blocList[i].text_mem);
|
|
}
|
|
|
|
byte *makeTextSprite(byte *sentence, uint16 maxWidth, uint8 pen, uint32 fontRes, uint8 border = BORDER_PEN);
|
|
|
|
void killTextBloc(uint32 bloc_number);
|
|
void printTextBlocs();
|
|
|
|
uint32 buildNewBloc(byte *ascii, int16 x, int16 y, uint16 width, uint8 pen, uint32 type, uint32 fontRes, uint8 justification);
|
|
};
|
|
|
|
} // End of namespace Sword2
|
|
|
|
#endif
|