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