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<h1>FXCursor.h</h1><div class="fragment"><pre>00001 <span class="comment">/********************************************************************************</span>
00002 <span class="comment">* *</span>
00003 <span class="comment">* C u r s o r - O b j e c t *</span>
00004 <span class="comment">* *</span>
00005 <span class="comment">*********************************************************************************</span>
00006 <span class="comment">* Copyright (C) 1997,2004 by Jeroen van der Zijp. All Rights Reserved. *</span>
00007 <span class="comment">*********************************************************************************</span>
00008 <span class="comment">* This library is free software; you can redistribute it and/or *</span>
00009 <span class="comment">* modify it under the terms of the GNU Lesser General Public *</span>
00010 <span class="comment">* License as published by the Free Software Foundation; either *</span>
00011 <span class="comment">* version 2.1 of the License, or (at your option) any later version. *</span>
00012 <span class="comment">* *</span>
00013 <span class="comment">* This library is distributed in the hope that it will be useful, *</span>
00014 <span class="comment">* but WITHOUT ANY WARRANTY; without even the implied warranty of *</span>
00015 <span class="comment">* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *</span>
00016 <span class="comment">* Lesser General Public License for more details. *</span>
00017 <span class="comment">* *</span>
00018 <span class="comment">* You should have received a copy of the GNU Lesser General Public *</span>
00019 <span class="comment">* License along with this library; if not, write to the Free Software *</span>
00020 <span class="comment">* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *</span>
00021 <span class="comment">*********************************************************************************</span>
00022 <span class="comment">* $Id: FXCursor.h,v 1.22 2004/01/14 06:26:10 fox Exp $ *</span>
00023 <span class="comment">********************************************************************************/</span>
00024 <span class="preprocessor">#ifndef FXCURSOR_H</span>
00025 <span class="preprocessor"></span><span class="preprocessor">#define FXCURSOR_H</span>
00026 <span class="preprocessor"></span>
00027 <span class="preprocessor">#ifndef FXID_H</span>
00028 <span class="preprocessor"></span><span class="preprocessor">#include "FXId.h"</span>
00029 <span class="preprocessor">#endif</span>
00030 <span class="preprocessor"></span>
00031 <span class="keyword">namespace </span>FX {
00032
00033
00034 <span class="comment">// Stock cursors</span>
00035 <span class="keyword">enum</span> <a class="code" href="group__FXCursor__0.html#a0">FXStockCursor</a> {
00036 <a class="code" href="group__FXCursor__0.html#a0a78">CURSOR_ARROW</a>=1, <span class="comment">/// Default left pointing arrow</span>
00037 <span class="comment"></span> <a class="code" href="group__FXCursor__0.html#a0a79">CURSOR_RARROW</a>, <span class="comment">/// Right arrow</span>
<a name="l00038"></a><a class="code" href="group__FXCursor__0.html#a0">00038</a> <span class="comment"></span> <a class="code" href="group__FXCursor__0.html#a0a80">CURSOR_IBEAM</a>, <span class="comment">/// Text I-Beam</span>
00039 <span class="comment"></span> <a class="code" href="group__FXCursor__0.html#a0a81">CURSOR_WATCH</a>, <span class="comment">/// Stopwatch or hourglass</span>
00040 <span class="comment"></span> <a class="code" href="group__FXCursor__0.html#a0a82">CURSOR_CROSS</a>, <span class="comment">/// Crosshair</span>
00041 <span class="comment"></span> <a class="code" href="group__FXCursor__0.html#a0a83">CURSOR_UPDOWN</a>, <span class="comment">/// Move up, down</span>
00042 <span class="comment"></span> <a class="code" href="group__FXCursor__0.html#a0a84">CURSOR_LEFTRIGHT</a>, <span class="comment">/// Move left, right</span>
00043 <span class="comment"></span> <a class="code" href="group__FXCursor__0.html#a0a85">CURSOR_MOVE</a> <span class="comment">/// Move up,down,left,right</span>
00044 <span class="comment"></span> };
00045
00046 <span class="comment"></span>
00047 <span class="comment">/// Cursor options</span>
00048 <span class="comment"></span><span class="keyword">enum</span> {
00049 <a class="code" href="group__FXCursor__1.html#a0a86">CURSOR_KEEP</a> = 0x00000100, <span class="comment">/// Keep pixel data in client</span>
00050 <span class="comment"></span> <a class="code" href="group__FXCursor__1.html#a0a87">CURSOR_OWNED</a> = 0x00000200 <span class="comment">/// Pixel data is owned by image</span>
00051 <span class="comment"></span> };
00052
00053 <span class="comment"></span>
00054 <span class="comment">/// Cursor class</span>
00055 <span class="comment"></span><span class="keyword">class </span>FXAPI FXCursor : <span class="keyword">public</span> FXId {
00056 FXDECLARE(FXCursor)
00057 <span class="keyword">protected</span>:
00058 FXColor *data; <span class="comment">// Source data</span>
00059 FXint width; <span class="comment">// Width</span>
00060 FXint height; <span class="comment">// Height</span>
00061 FXint hotx; <span class="comment">// Hot spot x</span>
00062 FXint hoty; <span class="comment">// Hot spot y</span>
00063 FXuint options; <span class="comment">// Options</span>
00064 <span class="keyword">protected</span>:
00065 FXCursor();
00066 <span class="keyword">private</span>:
00067 FXCursor(<span class="keyword">const</span> FXCursor&);
<a name="l00068"></a><a class="code" href="classFX_1_1FXCursor.html">00068</a> FXCursor &operator=(<span class="keyword">const</span> FXCursor&);
00069 <span class="keyword">public</span>:
00070 <span class="comment"></span>
00071 <span class="comment"> /// Make stock cursor</span>
00072 <span class="comment"></span> FXCursor(<a class="code" href="classFX_1_1FXApp.html">FXApp</a>* a,FXStockCursor curid=CURSOR_ARROW);
00073 <span class="comment"></span>
00074 <span class="comment"> /// Make cursor from source and mask; cursor size should at most 32x32 for portability!</span>
00075 <span class="comment"></span> FXCursor(<a class="code" href="classFX_1_1FXApp.html">FXApp</a>* a,<span class="keyword">const</span> FXuchar* src,<span class="keyword">const</span> FXuchar* msk,FXint w=32,FXint h=32,FXint hx=0,FXint hy=0);
00076 <span class="comment"></span>
00077 <span class="comment"> /// Make cursor from FXColor pixels; cursor size should be at most 32x32 for portability!</span>
00078 <span class="comment"></span> FXCursor(<a class="code" href="classFX_1_1FXApp.html">FXApp</a>* a,<span class="keyword">const</span> FXColor* pix,FXint w=32,FXint h=32,FXint hx=0,FXint hy=0);
00079 <span class="comment"></span>
00080 <span class="comment"> /// Width of cursor; returns 0 for stock cursors</span>
00081 <span class="comment"></span> FXint getWidth()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> width; }
<a name="l00082"></a><a class="code" href="classFX_1_1FXCursor.html#a3">00082</a> <span class="comment"></span>
00083 <span class="comment"> /// Height or cursor; returns 0 for stock cursors</span>
00084 <span class="comment"></span> FXint getHeight()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> height; }
<a name="l00085"></a><a class="code" href="classFX_1_1FXCursor.html#a4">00085</a> <span class="comment"></span>
00086 <span class="comment"> /// Get hotspot x; returns 0 for stock cursors</span>
00087 <span class="comment"></span> FXint getHotX()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> hotx; }
<a name="l00088"></a><a class="code" href="classFX_1_1FXCursor.html#a5">00088</a> <span class="comment"></span>
00089 <span class="comment"> /// Get hotspot y; returns 0 for stock cursors</span>
00090 <span class="comment"></span> FXint getHotY()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> hoty; }
<a name="l00091"></a><a class="code" href="classFX_1_1FXCursor.html#a6">00091</a> <span class="comment"></span>
00092 <span class="comment"> /// Check if there is color in the cursor</span>
00093 <span class="comment"></span> FXbool isColor() <span class="keyword">const</span>;
00094 <span class="comment"></span>
00095 <span class="comment"> /// Create cursor</span>
00096 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> create();
00097 <span class="comment"></span>
00098 <span class="comment"> /// Detach cursor</span>
00099 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> detach();
00100 <span class="comment"></span>
00101 <span class="comment"> /// Destroy cursor</span>
00102 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> destroy();
00103 <span class="comment"></span>
00104 <span class="comment"> /// Release pixels buffer if it was owned</span>
00105 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> release();
00106 <span class="comment"></span>
00107 <span class="comment"> /// Save pixel data only</span>
00108 <span class="comment"></span> <span class="keyword">virtual</span> FXbool savePixels(<a class="code" href="classFX_1_1FXStream.html">FXStream</a>& store) <span class="keyword">const</span>;
00109 <span class="comment"></span>
00110 <span class="comment"> /// Load pixel data only</span>
00111 <span class="comment"></span> <span class="keyword">virtual</span> FXbool loadPixels(<a class="code" href="classFX_1_1FXStream.html">FXStream</a>& store);
00112 <span class="comment"></span>
00113 <span class="comment"> /// Save cursor to a stream</span>
00114 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> save(<a class="code" href="classFX_1_1FXStream.html">FXStream</a>& store) <span class="keyword">const</span>;
00115 <span class="comment"></span>
00116 <span class="comment"> /// Load cursor from a stream</span>
00117 <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> load(<a class="code" href="classFX_1_1FXStream.html">FXStream</a>& store);
00118 <span class="comment"></span>
00119 <span class="comment"> /// Destructor</span>
00120 <span class="comment"></span> <span class="keyword">virtual</span> ~FXCursor();
00121 };
00122
00123 }
00124
00125 <span class="preprocessor">#endif</span>
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