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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 SHERLOCK_TATTOO_WIDGET_BASE_H
#define SHERLOCK_TATTOO_WIDGET_BASE_H
#include "common/scummsys.h"
#include "common/rect.h"
#include "common/str-array.h"
#include "sherlock/surface.h"
namespace Sherlock {
class SherlockEngine;
class ImageFile;
namespace Tattoo {
class WidgetBase {
protected:
SherlockEngine *_vm;
Common::Rect _bounds;
Common::Rect _oldBounds;
Surface _surface;
bool _outsideMenu;
/**
* Used by descendent classes to split up long text for display across multiple lines
*/
Common::String splitLines(const Common::String &str, Common::StringArray &lines, int maxWidth, uint maxLines);
/**
* Ensure that menu is drawn entirely on-screen
*/
void checkMenuPosition();
/**
* Draw a window frame around the dges of the passed surface
*/
void makeInfoArea(Surface &s);
/**
* Draw a window frame around the widget's surface
*/
void makeInfoArea();
/**
* Returns the current scroll position
*/
virtual const Common::Point &getCurrentScroll() const;
/**
* Handle drawing the background on the area the widget is going to cover
*/
virtual void drawBackground();
public:
WidgetBase(SherlockEngine *vm);
virtual ~WidgetBase() {}
/**
* Erase any previous display of the widget on the screen
*/
virtual void erase();
/**
* Update the display of the widget on the screen
*/
virtual void draw();
/**
* Used by some descendents to check for keys to mouse the mouse within the dialog
*/
void checkTabbingKeys(int numOptions);
/**
* Summon the window
*/
virtual void summonWindow();
/**
* Close a currently active menu
*/
virtual void banishWindow();
/**
* Handle event processing
*/
virtual void handleEvents() {}
};
} // End of namespace Tattoo
} // End of namespace Sherlock
#endif
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