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/* 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.
*
*/
/*
* This code is based on the original source code of Lord Avalot d'Argent version 1.3.
* Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.
*/
#ifndef AVALANCHE_GRAPHICS_H
#define AVALANCHE_GRAPHICS_H
#include "common/file.h"
#include "common/rect.h"
#include "graphics/surface.h"
namespace Avalanche {
class AvalancheEngine;
typedef byte FontType[256][16]; // raw font type
typedef byte ManiType[2049]; // manitype = array[5..2053] of byte;
// Be aware!!!
typedef byte SilType[51][11]; // 35, 4
class SpriteInfo {
public:
byte _xWidth;
byte _xLength, _yLength;
ManiType *_mani[24];
SilType *_sil[24];
uint16 _size; // The size of one picture.
};
class Graphics {
public:
static const int16 kScreenWidth = 640;
static const int16 kScreenHeight = 200;
static const uint16 kBackgroundWidth = kScreenWidth;
static const byte kBackgroundHeight = 8 * 12080 / kScreenWidth; // With 640 width it's 151.
// The 8 = number of bits in a byte, and 12080 comes from Lucerna::load().
::Graphics::Surface _surface;
::Graphics::Surface _background;
::Graphics::Surface _magics; // Lucerna::draw_also_lines() draws the "magical" lines here. Further information: https://github.com/urukgit/avalot/wiki/Also
::Graphics::Surface _scrolls;
Graphics(AvalancheEngine *vm);
~Graphics();
void init();
void fleshColors();
// Taken from Free Pascal's Procedure InternalEllipseDefault. Used to replace Pascal's procedure arc.
// Returns the end point of the arc. (Needed in Lucerna::lucerna_clock().)
// TODO: Make it more accurate later.
Common::Point drawArc(::Graphics::Surface &surface, int16 x, int16 y, int16 stAngle, int16 endAngle, uint16 radius, byte color);
void drawPieSlice(::Graphics::Surface &surface, int16 x, int16 y, int16 stAngle, int16 endAngle, uint16 radius, byte color);
void drawTriangle(::Graphics::Surface &surface, Common::Point *p, byte color);
void drawText(::Graphics::Surface &surface, const Common::String &text, FontType font, byte fontHeight, int16 x, int16 y, byte color);
// The caller has to .free() the returned Surfaces!!!
// Further information about these two: http://www.shikadi.net/moddingwiki/Raw_EGA_data
::Graphics::Surface loadPictureGraphic(Common::File &file); // Reads Graphic-planar EGA data.
::Graphics::Surface loadPictureRow(Common::File &file, uint16 width, uint16 height); // Reads Row-planar EGA data.
void drawSprite(const SpriteInfo &sprite, byte picnum, int16 x, int16 y);
void drawPicture(::Graphics::Surface &target, const ::Graphics::Surface &picture, uint16 destX, uint16 destY); // Can't call .free() here. See Lucerna::showscore() for example.
void refreshScreen();
void refreshBackground();
private:
AvalancheEngine *_vm;
static const byte kEgaPaletteIndex[16];
byte _egaPalette[64][3];
::Graphics::Surface _screen; // Only used in refreshScreen() to make it more optimized. (No recreation of it at every call of the function.)
};
} // End of namespace Avalanche
#endif // AVALANCHE_GRAPHICS_H
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