1/*********************************************************** 2 3Copyright 1987, 1998 The Open Group 4 5Permission to use, copy, modify, distribute, and sell this software and its 6documentation for any purpose is hereby granted without fee, provided that 7the above copyright notice appear in all copies and that both that 8copyright notice and this permission notice appear in supporting 9documentation. 10 11The above copyright notice and this permission notice shall be included in 12all copies or substantial portions of the Software. 13 14THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 18AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 19CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 20 21Except as contained in this notice, the name of The Open Group shall not be 22used in advertising or otherwise to promote the sale, use or other dealings 23in this Software without prior written authorization from The Open Group. 24 25 26Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts. 27 28 All Rights Reserved 29 30Permission to use, copy, modify, and distribute this software and its 31documentation for any purpose and without fee is hereby granted, 32provided that the above copyright notice appear in all copies and that 33both that copyright notice and this permission notice appear in 34supporting documentation, and that the name of Digital not be 35used in advertising or publicity pertaining to distribution of the 36software without specific, written prior permission. 37 38DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING 39ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL 40DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR 41ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 42WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, 43ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 44SOFTWARE. 45 46******************************************************************/ 47 48#ifndef CURSOR_H 49#define CURSOR_H 50 51#include "misc.h" 52#include "screenint.h" 53#include "window.h" 54 55#define NullCursor ((CursorPtr)NULL) 56 57/* Provide support for alpha composited cursors */ 58#ifdef RENDER 59#define ARGB_CURSOR 60#endif 61 62struct _DeviceIntRec; 63 64typedef struct _Cursor *CursorPtr; 65typedef struct _CursorMetric *CursorMetricPtr; 66 67extern int cursorScreenDevPriv[MAXSCREENS]; 68#define CursorScreenKey(pScreen) (cursorScreenDevPriv + (pScreen)->myNum) 69 70extern CursorPtr rootCursor; 71 72extern int FreeCursor( 73 pointer /*pCurs*/, 74 XID /*cid*/); 75 76extern int AllocARGBCursor( 77 unsigned char* /*psrcbits*/, 78 unsigned char* /*pmaskbits*/, 79 CARD32* /*argb*/, 80 CursorMetricPtr /*cm*/, 81 unsigned /*foreRed*/, 82 unsigned /*foreGreen*/, 83 unsigned /*foreBlue*/, 84 unsigned /*backRed*/, 85 unsigned /*backGreen*/, 86 unsigned /*backBlue*/, 87 CursorPtr* /*ppCurs*/, 88 ClientPtr /*client*/, 89 XID /*cid*/); 90 91extern int AllocGlyphCursor( 92 Font /*source*/, 93 unsigned int /*sourceChar*/, 94 Font /*mask*/, 95 unsigned int /*maskChar*/, 96 unsigned /*foreRed*/, 97 unsigned /*foreGreen*/, 98 unsigned /*foreBlue*/, 99 unsigned /*backRed*/, 100 unsigned /*backGreen*/, 101 unsigned /*backBlue*/, 102 CursorPtr* /*ppCurs*/, 103 ClientPtr /*client*/, 104 XID /*cid*/); 105 106extern CursorPtr CreateRootCursor( 107 char* /*pfilename*/, 108 unsigned int /*glyph*/); 109 110extern int ServerBitsFromGlyph( 111 FontPtr /*pfont*/, 112 unsigned int /*ch*/, 113 CursorMetricPtr /*cm*/, 114 unsigned char ** /*ppbits*/); 115 116extern Bool CursorMetricsFromGlyph( 117 FontPtr /*pfont*/, 118 unsigned /*ch*/, 119 CursorMetricPtr /*cm*/); 120 121extern void CheckCursorConfinement( 122 WindowPtr /*pWin*/); 123 124extern void NewCurrentScreen( 125 struct _DeviceIntRec* /*pDev*/, 126 ScreenPtr /*newScreen*/, 127 int /*x*/, 128 int /*y*/); 129 130extern Bool PointerConfinedToScreen(struct _DeviceIntRec* /* pDev */); 131 132extern void GetSpritePosition( 133 struct _DeviceIntRec* /* pDev */, 134 int * /*px*/, 135 int * /*py*/); 136 137#ifdef PANORAMIX 138extern int XineramaGetCursorScreen(struct _DeviceIntRec* pDev); 139#endif /* PANORAMIX */ 140 141#endif /* CURSOR_H */ 142