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/* ScummVM - Scumm Interpreter
* Copyright (C) 2002 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 NEWGUI_H
#define NEWGUI_H
#include "scummsys.h"
#include "system.h" // For events
#include "common/list.h"
class Dialog;
class Scumm;
#define hline(x, y, x2, color) line(x, y, x2, y, color);
#define vline(x, y, y2, color) line(x, y, x, y2, color);
enum {
kTextAlignLeft,
kTextAlignCenter,
kTextAlignRight,
};
enum {
kDoubleClickDelay = 500 // milliseconds
};
// Extremly simple stack class, doesn't even do any error checking (for now)
class DialogStack {
protected:
Dialog *_stack[10]; // Anybody nesting dialogs deeper than 4 is mad anyway
int _size;
public:
DialogStack() : _size(0) {}
bool empty() const { return _size <= 0; }
void push(Dialog *d) { _stack[_size++] = d; }
Dialog *top() const { return _stack[_size-1]; }
void pop() { if (_size > 0) _stack[--_size] = 0; }
int size() const { return _size; }
Dialog *operator [](int i) { return _stack[i]; }
};
typedef ScummVM::List<OSystem::Event> EventList;
// This class hopefully will replace the old Gui class completly one day
class NewGui {
friend class Dialog;
public:
int16 _color, _shadowcolor;
int16 _bgcolor;
int16 _textcolor;
int16 _textcolorhi;
// Dialogs
void pauseDialog();
void saveloadDialog();
void aboutDialog();
void optionsDialog();
void soundDialog();
void loop();
bool isActive() { return ! _dialogStack.empty(); }
NewGui(Scumm *s);
void handleEvent(const OSystem::Event &event) { _eventList.push_back(event); }
protected:
Scumm *_s;
OSystem *_system;
int16 *_screen;
int _screen_pitch;
bool _use_alpha_blending;
bool _need_redraw;
bool _prepare_for_gui;
DialogStack _dialogStack;
Dialog *_pauseDialog;
Dialog *_saveLoadDialog;
Dialog *_aboutDialog;
Dialog *_optionsDialog;
Dialog *_soundDialog;
// for continuous events (keyDown)
int _currentKeyDown, _currentKeyDownFlags;
int _keyRepeatLoopCount;
int _keyRepeatEvenCount;
// sound state
bool _old_soundsPaused;
// mouse cursor state
bool _old_cursor_mode;
int _old_cursorHotspotX, _old_cursorHotspotY, _old_cursorWidth, _old_cursorHeight;
byte _old_grabbedCursor[2048];
// position and time of last mouse click (used to detect double clicks)
struct {
int16 x, y; // Position of mouse when the click occured
uint32 time; // Time
int count; // How often was it already pressed?
} _lastClick;
// List of events to be handled
EventList _eventList;
void saveState();
void restoreState();
void openDialog(Dialog *dialog);
void closeTopDialog();
public:
// Drawing
int16 *getBasePtr(int x, int y);
void box(int x, int y, int width, int height);
void line(int x, int y, int x2, int y2, int16 color);
void blendRect(int x, int y, int w, int h, int16 color);
void fillRect(int x, int y, int w, int h, int16 color);
void checkerRect(int x, int y, int w, int h, int16 color);
void frameRect(int x, int y, int w, int h, int16 color);
void addDirtyRect(int x, int y, int w, int h);
void drawChar(char c, int x, int y, int16 color);
int getStringWidth(const char *str);
int getCharWidth(char c);
void drawString(const char *str, int x, int y, int w, int16 color, int align = kTextAlignLeft);
void drawBitmap(uint32 bitmap[8], int x, int y, int16 color);
// Query a string from the resources
const char *queryResString(int stringno);
// Query a custom string. This is in a seperate method so that we
// can easily localize the messages in the future if we want to.
const char *queryCustomString(int stringno);
};
#endif
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