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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 GLK_SELECTION_H
+#define GLK_SELECTION_H
+
+#include "glk/glk_types.h"
+#include "glk/utils.h"
+#include "common/array.h"
+#include "common/rect.h"
+#include "common/ustr.h"
+
+namespace Gargoyle {
+
+enum ClipSource { PRIMARY = 0, CLIPBOARD = 1 };
+
+class Window;
+
+/**
+ * Acts as interface to and from the system's clipboard storage
+ */
+class Clipboard {
+private:
+ Common::U32String _text;
+public:
+ /**
+ * Makes a copy of selected text in preparation for the user copying it
+ * to the clpboard
+ */
+ void clipboardStore(const Common::U32String &text);
+
+ /**
+ * Send previously designated text to the clipboard
+ */
+ void clipboardSend(ClipSource source);
+
+ /**
+ * Receive text from the clipboard, and paste it into the current window
+ */
+ void clipboardReceive(ClipSource source);
+};
+
+/**
+ * Manages hyperlinks for the screen
+ */
+class WindowMask {
+public:
+ size_t _hor, _ver;
+ glui32 **_links;
+ Rect _select;
+ Point _last;
+public:
+ /**
+ * Constructor
+ */
+ WindowMask();
+
+ /**
+ * Resize the links array
+ */
+ void resize(size_t x, size_t y);
+
+ void putHyperlink(glui32 linkval, uint x0, uint y0, uint x1, uint y1);
+
+ glui32 getHyperlink(const Point &pos) const;
+};
+
+/**
+ * Overall manager for selecting areas on the screen, copying to/from the clipboard,
+ * and managing hyperlinks
+ */
+class Selection : public Clipboard, public WindowMask {
+public:
+ /**
+ * Start selecting an area of the screen
+ * @param pos Position to start selection area at
+ */
+ void startSelection(const Point &pos);
+
+ /**
+ * Move the end point of the selection area
+ * @param pos Position to end selection area at
+ */
+ void moveSelection(const Point &pos);
+
+ /**
+ * Remove any previously selected area
+ */
+ void clearSelection();
+
+ /**
+ * Checks whether the passed area intersects the selection area
+ */
+ bool checkSelection(const Rect &r) const;
+
+ bool getSelection(const Rect &r, int *rx0, int *rx1) const;
+};
+
+} // End of namespace Gargoyle
+
+#endif