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Constantin Kaplinskya2adc8d2006-05-25 05:01:55 +00001/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
2 *
3 * This is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation; either version 2 of the License, or
6 * (at your option) any later version.
7 *
8 * This software is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this software; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
16 * USA.
17 */
18//
19// Cursor - structure containing information describing
20// the current cursor shape
21//
22
23#ifndef __RFB_CURSOR_H__
24#define __RFB_CURSOR_H__
25
26#include <rfb/PixelBuffer.h>
27
28namespace rfb {
29
30 class Cursor : public ManagedPixelBuffer {
31 public:
32 Cursor() {}
33 rdr::U8Array mask;
34 Point hotspot;
35
36 int maskLen() { return (width() + 7) / 8 * height(); }
37
38 // setSize() resizes the cursor. The contents of the data and mask are
39 // undefined after this call.
40 virtual void setSize(int w, int h);
41
42 // drawOutline() adds an outline to the cursor in the given colour.
43 void drawOutline(const Pixel& c);
44
45 // getBitmap() tests whether the cursor is monochrome, and if so returns a
46 // bitmap together with background and foreground colours. The size and
47 // layout of the bitmap are the same as the mask.
48 rdr::U8* getBitmap(Pixel* pix0, Pixel* pix1);
49
50 // crop() crops the cursor down to the smallest possible size, based on the
51 // mask.
52 void crop();
53 };
54
55}
56#endif