summaryrefslogtreecommitdiffstats
path: root/src/glut/os2/glut_cursor.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/glut/os2/glut_cursor.cpp')
-rw-r--r--src/glut/os2/glut_cursor.cpp210
1 files changed, 0 insertions, 210 deletions
diff --git a/src/glut/os2/glut_cursor.cpp b/src/glut/os2/glut_cursor.cpp
deleted file mode 100644
index 0db0aa64a42..00000000000
--- a/src/glut/os2/glut_cursor.cpp
+++ /dev/null
@@ -1,210 +0,0 @@
-
-/* Copyright (c) Mark J. Kilgard, 1995, 1998. */
-
-/* This program is freely distributable without licensing fees
- and is provided without guarantee or warrantee expressed or
- implied. This program is -not- in the public domain. */
-
-#include "glutint.h"
-
-#if !defined(_WIN32) && !defined(__OS2PM__)
-#include <X11/Xatom.h> /* For XA_CURSOR */
-#include <X11/cursorfont.h>
-#endif
-
-typedef struct _CursorTable {
-#if defined(_WIN32)
- char* glyph;
-#else
- int glyph;
-#endif
- Cursor cursor;
-} CursorTable;
-/* *INDENT-OFF* */
-
-static CursorTable cursorTable[] = {
- {XC_arrow, None}, /* GLUT_CURSOR_RIGHT_ARROW */
- {XC_top_left_arrow, None}, /* GLUT_CURSOR_LEFT_ARROW */
- {XC_hand1, None}, /* GLUT_CURSOR_INFO */
- {XC_pirate, None}, /* GLUT_CURSOR_DESTROY */
- {XC_question_arrow, None}, /* GLUT_CURSOR_HELP */
- {XC_exchange, None}, /* GLUT_CURSOR_CYCLE */
- {XC_spraycan, None}, /* GLUT_CURSOR_SPRAY */
- {XC_watch, None}, /* GLUT_CURSOR_WAIT */
- {XC_xterm, None}, /* GLUT_CURSOR_TEXT */
- {XC_crosshair, None}, /* GLUT_CURSOR_CROSSHAIR */
- {XC_sb_v_double_arrow, None}, /* GLUT_CURSOR_UP_DOWN */
- {XC_sb_h_double_arrow, None}, /* GLUT_CURSOR_LEFT_RIGHT */
- {XC_top_side, None}, /* GLUT_CURSOR_TOP_SIDE */
- {XC_bottom_side, None}, /* GLUT_CURSOR_BOTTOM_SIDE */
- {XC_left_side, None}, /* GLUT_CURSOR_LEFT_SIDE */
- {XC_right_side, None}, /* GLUT_CURSOR_RIGHT_SIDE */
- {XC_top_left_corner, None}, /* GLUT_CURSOR_TOP_LEFT_CORNER */
- {XC_top_right_corner, None}, /* GLUT_CURSOR_TOP_RIGHT_CORNER */
- {XC_bottom_right_corner, None}, /* GLUT_CURSOR_BOTTOM_RIGHT_CORNER */
- {XC_bottom_left_corner, None}, /* GLUT_CURSOR_BOTTOM_LEFT_CORNER */
-};
-/* *INDENT-ON* */
-
-#if !defined(_WIN32) && !defined(__OS2PM__)
-static Cursor blankCursor = None;
-static Cursor fullCrosshairCusor = None;
-
-/* SGI X server's support a special property called the
- _SGI_CROSSHAIR_CURSOR that when installed as a window's
- cursor, becomes a full screen crosshair cursor. SGI
- has special cursor generation hardware for this case. */
-static Cursor
-getFullCrosshairCursor(void)
-{
- Cursor cursor;
- Atom crosshairAtom, actualType;
- int rc, actualFormat;
- unsigned long n, left;
- unsigned long *value;
-
- if (fullCrosshairCusor == None) {
- crosshairAtom = XInternAtom(__glutDisplay,
- "_SGI_CROSSHAIR_CURSOR", True);
- if (crosshairAtom != None) {
- value = 0; /* Make compiler happy. */
- rc = XGetWindowProperty(__glutDisplay, __glutRoot,
- crosshairAtom, 0, 1, False, XA_CURSOR, &actualType,
- &actualFormat, &n, &left, (unsigned char **) &value);
- if (rc == Success && actualFormat == 32 && n >= 1) {
- cursor = value[0];
- XFree(value);
- return cursor;
- }
- }
- }
- return XCreateFontCursor(__glutDisplay, XC_crosshair);
-}
-
-/* X11 forces you to create a blank cursor if you want
- to disable the cursor. */
-static Cursor
-makeBlankCursor(void)
-{
- static char data[1] =
- {0};
- Cursor cursor;
- Pixmap blank;
- XColor dummy;
-
- blank = XCreateBitmapFromData(__glutDisplay, __glutRoot,
- data, 1, 1);
- if (blank == None)
- __glutFatalError("out of memory.");
- cursor = XCreatePixmapCursor(__glutDisplay, blank, blank,
- &dummy, &dummy, 0, 0);
- XFreePixmap(__glutDisplay, blank);
-
- return cursor;
-}
-#endif /* !_WIN32 && !__OS2PM__*/
-
-/* Win32 and X11 use this same function to accomplish
- fairly different tasks. X11 lets you just define the
- cursor for a window and the window system takes care
- of making sure that the window's cursor is installed
- when the mouse is in the window. Win32 requires the
- application to handle a WM_SETCURSOR message to install
- the right cursor when windows are entered. Think of
- the Win32 __glutSetCursor (called from __glutWindowProc)
- as "install cursor". Think of the X11 __glutSetCursor
- (called from glutSetCursor) as "define cursor". */
-void
-__glutSetCursor(GLUTwindow *window)
-{
- int cursor = window->cursor;
- Cursor xcursor = 0;
-
- if (cursor >= 0 &&
- cursor < sizeof(cursorTable) / sizeof(cursorTable[0])) {
- if (cursorTable[cursor].cursor == None) {
- cursorTable[cursor].cursor = XCreateFontCursor(__glutDisplay,
- cursorTable[cursor].glyph);
- }
- xcursor = cursorTable[cursor].cursor;
- } else {
- /* Special cases. */
- switch (cursor) {
- case GLUT_CURSOR_INHERIT:
-#if defined(_WIN32)
- while (window->parent) {
- window = window->parent;
- if (window->cursor != GLUT_CURSOR_INHERIT) {
- __glutSetCursor(window);
- return;
- }
- }
- /* XXX Default to an arrow cursor. Is this
- right or should we be letting the default
- window proc be installing some system cursor? */
- xcursor = cursorTable[0].cursor;
- if (xcursor == NULL) {
- xcursor =
- cursorTable[0].cursor =
- LoadCursor(NULL, cursorTable[0].glyph);
- }
-
-#elif defined(__OS2PM__)
-//todo
- xcursor = None;
-
-#else
- xcursor = None;
-#endif
- break;
- case GLUT_CURSOR_NONE:
-#if defined(_WIN32) || defined(__OS2PM__)
- xcursor = NULL;
-#else
- if (blankCursor == None) {
- blankCursor = makeBlankCursor();
- }
- xcursor = blankCursor;
-#endif
- break;
- case GLUT_CURSOR_FULL_CROSSHAIR:
-#if defined(_WIN32)
- xcursor = (HICON) IDC_CROSS;
-#elif defined(__OS2PM__)
-//todo
-#else
- if (fullCrosshairCusor == None) {
- fullCrosshairCusor = getFullCrosshairCursor();
- }
- xcursor = fullCrosshairCusor;
-#endif
- break;
- }
- }
- XDefineCursor(__glutDisplay,
- window->win, xcursor);
- XFlush(__glutDisplay);
-}
-
-/* CENTRY */
-void GLUTAPIENTRY
-glutSetCursor(int cursor)
-{
-#ifdef _WIN32
- POINT point;
-
- __glutCurrentWindow->cursor = cursor;
- /* Are we in the window right now? If so,
- install the cursor. */
- GetCursorPos(&point);
- if (__glutCurrentWindow->win == WindowFromPoint(point)) {
- __glutSetCursor(__glutCurrentWindow);
- }
-#elif defined(__OS2PM__)
-//todo
-#else
- __glutCurrentWindow->cursor = cursor;
- __glutSetCursor(__glutCurrentWindow);
-#endif
-}
-/* ENDCENTRY */