text.h

/* 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef SWORD1_TEXT_H
#define SWORD1_TEXT_H

#include "sword1/object.h"
#include "sword1/sworddefs.h"

namespace Sword1 {

#define MAX_TEXT_OBS 3

#define BORDER_COL  200
#define BORDER_COL_PSX 199
#define LETTER_COL  193
#define NO_COL      0   // sprite background - 0 for transparency

class ObjectMan;
class ResMan;
class Screen;
class Logic;
class SwordEngine;

struct LineInfo {
    uint16 width;  // width of line in pixels
    uint16 length; // length of line in characters
};

class Text {
public:
    Text(SwordEngine *vm, Logic *pLogic, ObjectMan *pObjMan, ResMan *pResMan, Screen *pScreen, bool czechVersion);
    ~Text();
    FrameHeader *giveSpriteData(uint32 textTarget);
    uint32 lowTextManager(uint8 *text, int32 width, uint8 pen);
    void makeTextSprite(uint8 slot, const uint8 *text, uint16 maxWidth, uint8 pen);
    void releaseText(uint32 id, bool updateCount = true);
    void printDebugLine(uint8 *ascii, uint8 first, int x, int y);

private:
    uint16 analyzeSentence(const uint8 *text, uint16 maxWidth, LineInfo *info);
    uint16 charWidth(uint8 ch);
    uint16 wCharWidth(uint8 hi, uint8 lo);
    uint16 copyChar(uint8 ch, uint8 *sprPtr, uint16 sprWidth, uint8 pen);
    uint16 copyWChar(uint8 hi, uint8 lo, uint8 *sprPtr, uint16 sprWidth, uint8 pen);
    bool isKoreanChar(uint8 hi, uint8 lo);

    uint8 *_font;
    uint8 _textCount;
    uint16 _charHeight, _joinWidth;
    SwordEngine *_vm;
    Logic *_logic;
    ObjectMan *_objMan;
    ResMan *_resMan;
    Screen *_screen;
    FrameHeader *_textBlocks[MAX_TEXT_OBS];
    uint32 _fontId;
};

} // End of namespace Sword1

#endif //BSTEXT_H