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/* ScummVM - Scumm Interpreter
* Copyright (C) 2003 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#ifndef QUEENDISPLAY_H
#define QUEENDISPLAY_H
#include "queen/queen.h"
#include "queen/defs.h"
#include "queen/structs.h"
namespace Queen {
enum RenderingBuffer {
RB_BACKDROP = 0,
RB_PANEL = 1,
RB_SCREEN = 2
};
struct Dynalum {
uint8 msk[50 * 160];
int8 lum[8 * 3];
uint8 prevColMask;
};
struct TextRenderer {
void init();
void drawString(uint8 *dstBuf, uint16 dstPitch, uint16 x, uint16 y, uint8 color, const char *text, bool outlined = true);
void drawChar(uint8 *dstBuf, uint16 dstPitch, uint16 x, uint16 y, uint8 color, const uint8 *chr);
uint8 charWidth[256];
static const uint8 FONT[];
};
class Display {
public:
Display(OSystem *system);
~Display();
void dynalumInit(Resource *resource, const char *roomName, uint16 roomNum);
void dynalumUpdate(int x, int y);
void palConvert(uint8 *outPal, const uint8 *inPal, int start, int end);
void palSet(const uint8 *pal, int start, int end, bool updateScreen = false);
void palFadeIn(int start, int end, uint16 roomNum);
void palFadeOut(int start, int end, uint16 roomNum);
void palFadePanel();
void palScroll(int start, int end);
void palCustomColors(uint16 roomNum); // check_colors
void palCustomScroll(uint16 roomNum); // check_pal_scroll
void screenMode(int comPanel, bool inCutaway);
void prepareUpdate();
void update(bool dynalum, int dynaX, int dynaY);
void blit(RenderingBuffer dstBuf, uint16 dstX, uint16 dstY, const uint8 *srcBuf, uint16 srcW, uint16 srcH, uint16 srcPitch, bool xflip, bool masked);
void fill(RenderingBuffer dstBuf, uint16 x, uint16 y, uint16 w, uint16 h, uint8 color);
void pcxRead(uint8 *dst, uint16 dstPitch, const uint8 *src, uint16 w, uint16 h);
void pcxReadBackdrop(const uint8 *pcxBuf, uint32 size, bool useFullPal);
void pcxReadPanel(const uint8 *pcxBuf, uint32 size);
void textDraw(uint16 x, uint16 y, uint8 color, const char *text, bool outlined = true);
uint16 textWidth(const char *text) const;
void horizontalScrollUpdate(uint16 xCamera); // calc_screen_scroll
void horizontalScroll(uint16 scroll);
uint16 horizontalScroll() const { return _horizontalScroll; }
bool fullscreen() const { return _fullscreen; }
private:
enum {
FADE_SPEED = 16
};
enum BufferDimension {
BACKDROP_W = 640,
BACKDROP_H = 200,
SCREEN_W = 320,
SCREEN_H = 200,
PANEL_W = 320,
PANEL_H = 50
};
TextRenderer _textRenderer;
struct {
uint8 *room;
uint8 *screen;
int dirtyMin, dirtyMax;
bool scrollable;
uint16 customScrollSeed;
} _pals;
uint8 *_buffers[3];
uint16 _bufPitch[3];
bool _fullscreen;
bool _panel;
uint16 _horizontalScroll;
uint16 _bdWidth, _bdHeight;
Common::RandomSource _randomizer;
Dynalum _dynalum;
OSystem *_system;
};
} // End of namespace Queen
#endif
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