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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);
+ void initMode(VirtualKeyboard::Mode *mode);
+ void run();
+ void hide();
+ bool isDisplaying() { return _displaying; }
+ void reset();
+ void startDrag(int16 x, int16 y);
+ void endDrag();
+
+private:
+
+ OSystem *_system;
+ VirtualKeyboard *_kbd;
+ Graphics::Surface *_kbdSurface;
+ OverlayColor _kbdTransparentColor;
+
+ static const int SNAP_WIDTH = 10;
+
+ Graphics::Surface _overlayBackup;
+
+ Rect _dirtyRect;
+
+ bool _displayEnabled;
+ bool _refreshDisplay;
+ Graphics::Surface _dispSurface;
+ const Graphics::Font *_dispFont;
+ int16 _dispX, _dispY;
+ uint _dispI;
+ OverlayColor _dispForeColor, _dispBackColor;
+
+ Rect _kbdBound;
+
+ Point _dragPoint;
+ bool _drag;
+
+ bool _displaying;
+ bool _firstRun;
+ bool _needRedraw;
+ int _lastScreenChanged;
+
+ void setDefaultPosition();
+ void move(int16 x, int16 y);
+ void screenChanged();
+ void mainLoop();
+ void extendDirtyRect(const Rect &r);
+ void resetDirtyRect();
+ void redraw();
+ void updateDisplay();
+ bool fontIsSuitable(const Graphics::Font *font, const Rect& rect);
+ uint calculateEndIndex(const String& str, uint startIndex);
+
+ bool _drawCaret;
+ 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