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- /* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
- * Copyright 2014-2017 Pierre Ossman for Cendio AB
- *
- * This 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 software 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 software; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- * USA.
- */
- //
- // Cursor - structure containing information describing
- // the current cursor shape
- //
-
- #ifndef __RFB_CURSOR_H__
- #define __RFB_CURSOR_H__
-
- #include <rfb/PixelBuffer.h>
-
- namespace rfb {
-
- class Cursor {
- public:
- Cursor(int width, int height, const Point& hotspot, const rdr::U8* data);
- Cursor(const Cursor& other);
- ~Cursor();
-
- int width() const { return width_; };
- int height() const { return height_; };
- const Point& hotspot() const { return hotspot_; };
- const rdr::U8* getBuffer() const { return data; };
-
- // getBitmap() returns a monochrome version of the cursor
- rdr::U8* getBitmap() const;
- // getMask() returns a simple mask version of the alpha channel
- rdr::U8* getMask() const;
-
- // crop() crops the cursor down to the smallest possible size, based on the
- // mask.
- void crop();
-
- protected:
- int width_, height_;
- Point hotspot_;
- rdr::U8* data;
- };
-
- class RenderedCursor : public PixelBuffer {
- public:
- RenderedCursor();
-
- Rect getEffectiveRect() const { return buffer.getRect(offset); }
-
- virtual const rdr::U8* getBuffer(const Rect& r, int* stride) const;
-
- void update(PixelBuffer* framebuffer, Cursor* cursor, const Point& pos);
-
- protected:
- ManagedPixelBuffer buffer;
- Point offset;
- };
-
- }
- #endif
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