mirror of
https://github.com/kasmtech/KasmVNC.git
synced 2024-12-27 00:58:54 +01:00
74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
|
/* 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
|