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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.
*
* $URL$
* $Id$
*
*/
#ifndef COMMON_VIRTUAL_KEYBOARD_GUI
#define COMMON_VIRTUAL_KEYBOARD_GUI
#include "backends/vkeybd/virtual-keyboard.h"
#include "common/rect.h"
#include "common/system.h"
#include "graphics/fontman.h"
#include "graphics/surface-keycolored.h"
namespace Common {
class VirtualKeyboardGUI {
public:
VirtualKeyboardGUI(VirtualKeyboard *kbd);
~VirtualKeyboardGUI();
void initMode(VirtualKeyboard::Mode *mode);
void run();
void close();
bool isDisplaying() { return _displaying; }
void reset();
void startDrag(int16 x, int16 y);
void endDrag();
private:
OSystem *_system;
VirtualKeyboard *_kbd;
Rect _kbdBound;
Graphics::Surface *_kbdSurface;
OverlayColor _kbdTransparentColor;
Point _dragPoint;
bool _drag;
static const int SNAP_WIDTH = 10;
Graphics::Surface _overlayBackup;
Rect _dirtyRect;
bool _displayEnabled;
Graphics::Surface _dispSurface;
const Graphics::Font *_dispFont;
int16 _dispX, _dispY;
uint _dispI;
OverlayColor _dispForeColor, _dispBackColor;
bool _displaying;
bool _firstRun;
int _lastScreenChanged;
void setupDisplayArea(Rect& r, OverlayColor forecolor);
void move(int16 x, int16 y);
void moveToDefaultPosition();
void screenChanged();
void mainLoop();
void extendDirtyRect(const Rect &r);
void resetDirtyRect();
void redraw();
void forceRedraw();
void updateDisplay();
bool fontIsSuitable(const Graphics::Font *font, const Rect& rect);
uint calculateEndIndex(const String& str, uint startIndex);
bool _drawCaret;
int16 _caretX;
static const int kCaretBlinkTime = 500;
void animateCaret();
static const int kCursorAnimateDelay = 250;
int _cursorAnimateCounter;
int _cursorAnimateTimer;
byte _cursor[2048];
void setupCursor();
void removeCursor();
void animateCursor();
};
} // end of namespace Common
#endif
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