scummvm/engines/sherlock/fonts.h
2016-10-09 14:59:58 +02:00

106 lines
2.5 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.
*
* 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 SHERLOCK_FONTS_H
#define SHERLOCK_FONTS_H
#include "common/rect.h"
#include "common/platform.h"
#include "graphics/surface.h"
namespace Sherlock {
class SherlockEngine;
class ImageFile;
class BaseSurface;
class Fonts {
private:
static ImageFile *_font;
static byte _yOffsets[255];
protected:
static SherlockEngine *_vm;
static int _fontNumber;
static int _fontHeight;
static int _widestChar;
static uint16 _charCount;
static void writeString(BaseSurface *surface, const Common::String &str,
const Common::Point &pt, int overrideColor = 0);
static inline byte translateChar(byte c);
public:
/**
* Initialise the font manager
*/
static void setVm(SherlockEngine *vm);
/**
* Frees the font manager
*/
static void freeFont();
/**
* Set the font to use for writing text on the screen
*/
void setFont(int fontNum);
/**
* Returns the width of a string in pixels
*/
int stringWidth(const Common::String &str);
/**
* Returns the height of a string in pixels (i.e. the tallest displayed character)
*/
int stringHeight(const Common::String &str);
/**
* Returns the width of a character in pixels
*/
int charWidth(unsigned char c);
/**
* Returns the width of a character in pixels
*/
int charHeight(unsigned char c);
/**
* Return the font height
*/
int fontHeight() const { return _fontHeight; }
/**
* Return the width of the widest character in the font
*/
int widestChar() const { return _widestChar; }
/**
* Return the currently active font number
*/
int fontNumber() const { return _fontNumber; }
};
} // End of namespace Sherlock
#endif