mirror of
https://github.com/kasmtech/KasmVNC.git
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74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
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/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
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* Copyright 2014-2017 Pierre Ossman for Cendio AB
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*
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* This is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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* USA.
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*/
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//
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// Cursor - structure containing information describing
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// the current cursor shape
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//
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#ifndef __RFB_CURSOR_H__
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#define __RFB_CURSOR_H__
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#include <rfb/PixelBuffer.h>
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namespace rfb {
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class Cursor {
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public:
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Cursor(int width, int height, const Point& hotspot, const rdr::U8* data);
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Cursor(const Cursor& other);
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~Cursor();
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int width() const { return width_; };
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int height() const { return height_; };
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const Point& hotspot() const { return hotspot_; };
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const rdr::U8* getBuffer() const { return data; };
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// getBitmap() returns a monochrome version of the cursor
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rdr::U8* getBitmap() const;
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// getMask() returns a simple mask version of the alpha channel
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rdr::U8* getMask() const;
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// crop() crops the cursor down to the smallest possible size, based on the
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// mask.
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void crop();
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protected:
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int width_, height_;
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Point hotspot_;
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rdr::U8* data;
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};
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class RenderedCursor : public PixelBuffer {
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public:
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RenderedCursor();
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Rect getEffectiveRect() const { return buffer.getRect(offset); }
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virtual const rdr::U8* getBuffer(const Rect& r, int* stride) const;
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void update(PixelBuffer* framebuffer, Cursor* cursor, const Point& pos);
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protected:
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ManagedPixelBuffer buffer;
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Point offset;
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};
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}
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#endif
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