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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.
*
*/
#ifndef GARGOYLE_WINDOWS_H
#define GARGOYLE_WINDOWS_H
#include "common/array.h"
#include "common/list.h"
#include "common/rect.h"
#include "graphics/screen.h"
#include "gargoyle/draw.h"
#include "gargoyle/events.h"
#include "gargoyle/glk_types.h"
#include "gargoyle/fonts.h"
#include "gargoyle/streams.h"
#include "gargoyle/window_mask.h"
namespace Gargoyle {
class Window;
class PairWindow;
#define HISTORYLEN 100
#define SCROLLBACK 512
#define TBLINELEN 300
#define GLI_SUBPIX 8
/**
* Main windows manager
*/
class Windows : public Draw {
friend class Window;
public:
class iterator {
private:
Windows *_windows;
Window *_current;
public:
/**
* Constructor
*/
iterator(Windows *windows, Window *start) : _windows(windows), _current(start) {}
/**
* Dereference
*/
Window *operator*() const { return _current; }
/**
* Move to next
*/
iterator &operator++();
/**
* Equality test
*/
bool operator==(const iterator &i) { return _current == i._current; }
/**
* Inequality test
*/
bool operator!=(const iterator &i) { return _current != i._current; }
};
friend class iterator;
private:
Graphics::Screen *_screen;
Window * _windowList; ///< List of all windows
Window *_rootWin; ///< The topmost window
Window *_focusWin; ///< The window selected by the player
bool _drawSelect;
private:
/**
* Create a new window
*/
Window *newWindow(glui32 type, glui32 rock);
/**
* Create a new pair window
*/
PairWindow *newPairWindow(glui32 method, Window *key, glui32 size);
/**
* Rearrange windows
*/
void rearrange();
void refocus(Window *win);
Window *iterateTreeOrder(Window *win);
public:
static bool _overrideReverse;
static bool _overrideFgSet;
static bool _overrideBgSet;
static bool _forceRedraw;
static bool _claimSelect;
static bool _moreFocus;
static int _overrideFgVal;
static int _overrideBgVal;
static int _zcolor_fg, _zcolor_bg;
static byte _zcolor_LightGrey[3];
static byte _zcolor_Foreground[3];
static byte _zcolor_Background[3];
static byte _zcolor_Bright[3];
static byte *rgbShift(byte *rgb);
public:
/**
* Constructor
*/
Windows(Graphics::Screen *screen);
/**
* Open a new window
*/
Window *windowOpen(Window *splitwin, glui32 method, glui32 size,
glui32 wintype, glui32 rock);
/**
* Return the root window
*/
Window *getRoot() const { return _rootWin; }
/**
* Gets the focused window
*/
Window *getFocusWindow() const { return _focusWin; }
/**
* Setst the focused window
*/
void setFocus(Window *win) { _focusWin = win; }
void selectionChanged();
void clearClaimSelect() { _claimSelect = false; }
void redraw();
void redrawRect(const Common::Rect &r);
/**
* Repaint an area of the windows
*/
void repaint(const Common::Rect &box);
/**
* Get an iterator that will move over the tree
*/
iterator begin() { return iterator(this, _windowList); }
/**
* Returns the end point of window iteration
*/
iterator end() { return iterator(this, nullptr); }
};
/**
* Window styles
*/
struct WindowStyle {
FACES font;
byte bg[3];
byte fg[3];
int reverse;
};
/**
* Window attributes
*/
struct Attributes {
unsigned fgset : 1;
unsigned bgset : 1;
unsigned reverse : 1;
unsigned : 1;
unsigned style : 4;
unsigned fgcolor : 24;
unsigned bgcolor : 24;
unsigned hyper : 32;
/**
* Constructor
*/
Attributes() {
clear();
}
/**
* Clear
*/
void clear();
/**
* Set the style
*/
void set(glui32 s) {
clear();
style = s;
}
/**
* Equality comparison
*/
bool operator==(const Attributes &src) {
return fgset == src.fgset && bgset == src.bgset && reverse == src.reverse
&& style == src.style && fgcolor == src.fgcolor && bgcolor == src.bgcolor
&& hyper == src.hyper;
}
byte *attrBg(WindowStyle *styles);
byte *attrFg(WindowStyle *styles);
/**
* Get the font from the attribute's style
*/
FACES attrFont(WindowStyle *styles) const { return styles[style].font; }
};
/**
* Window definition
*/
class Window : public Draw {
public:
Windows *_windows;
glui32 _rock;
glui32 _type;
Window *_parent; ///< pair window which contains this one
Window *_next, *_prev; ///< in the big linked list of windows
Common::Rect _bbox;
int _yAdj;
Stream *_stream; ///< the window stream.
Stream *_echoStream; ///< the window's echo stream, if any.
int _lineRequest;
int _lineRequestUni;
int _charRequest;
int _charRequestUni;
int _mouseRequest;
int _hyperRequest;
int _moreRequest;
int _scrollRequest;
int _imageLoaded;
glui32 _echoLineInputBase;
glui32 *_lineTerminatorsBase;
glui32 _termCt;
Attributes _attr;
byte _bgColor[3];
byte _fgColor[3];
gidispatch_rock_t _dispRock;
protected:
bool checkTerminator(glui32 ch);
public:
/**
* Constructor
*/
Window(Windows *windows, uint32 rock);
/**
* Destructor
*/
virtual ~Window();
/**
* Rearranges the window
*/
virtual void rearrange(const Common::Rect &box) { _bbox = box; }
/**
* Get window split size within parent pair window
*/
virtual glui32 getSplit(glui32 size, bool vertical) const { return 0; }
/**
* Write a character
*/
virtual void putCharUni(uint32 ch) {}
/**
* Unput a unicode character
*/
virtual bool unputCharUni(uint32 ch) { return false; }
/**
* Move the cursor
*/
virtual void moveCursor(const Common::Point &newPos);
/**
* Clear the window
*/
virtual void clear() {}
/**
* Click the window
*/
virtual void click(const Common::Point &newPos) {}
/**
* Prepare for inputing a line
*/
virtual void requestLineEvent(char *buf, glui32 maxlen, glui32 initlen);
/**
* Prepare for inputing a line
*/
virtual void requestLineEventUni(glui32 *buf, glui32 maxlen, glui32 initlen);
/**
* Cancel an input line event
*/
virtual void cancelLineEvent(Event *ev);
/**
* Cancel a mouse event
*/
virtual void cancelMouseEvent() {}
/**
* Cancel a hyperlink event
*/
virtual void cancelHyperlinkEvent() {}
/**
* Redraw the window
*/
virtual void redraw();
bool imageDraw(glui32 image, glui32 align, glsi32 val1, glsi32 val2);
virtual glui32 drawPicture(glui32 image, glui32 align, glui32 scaled, glui32 width, glui32 height) { return false; }
virtual void acceptReadLine(glui32 arg);
virtual void acceptReadChar(glui32 arg);
int acceptScroll(glui32 arg);
};
typedef Window *winid_t;
/**
* Blank window
*/
class BlankWindow : public Window {
public:
/**
* Constructor
*/
BlankWindow(Windows *windows, uint32 rock);
};
} // End of namespace Gargoyle
#endif
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