/* $Xorg: sunCursor.c,v 1.4 2001/02/09 02:04:43 xorgcvs Exp $ */ /* Copyright 1988 Sun Microsystems, Inc. Copyright 1993, 1998 The Open Group Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted without fee, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation. The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. Except as contained in this notice, the name of The Open Group shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization from The Open Group. */ /* $XFree86: xc/programs/Xserver/hw/sun/sunCursor.c,v 3.6 2003/11/17 22:20:36 dawes Exp $ */ /*- * sunCursor.c -- * Functions for maintaining the Sun software cursor... * */ #define NEED_EVENTS #include "sun.h" #include "fb.h" #ifdef FBIOGCURMAX /* has hardware cursor kernel support */ #define sunGetCursorPrivate(pScreen) \ (&(sunGetScreenPrivate(pScreen)->hardwareCursor)) static Bool sunRealizeCursor(DeviceIntPtr, ScreenPtr, CursorPtr); static Bool sunUnrealizeCursor(DeviceIntPtr, ScreenPtr, CursorPtr); static void sunCursorRepad (ScreenPtr, CursorBitsPtr, unsigned char *, unsigned char *, DDXPointPtr, int, int); static void sunLoadCursor(ScreenPtr, CursorPtr, int, int); static void sunSetCursor(DeviceIntPtr, ScreenPtr, CursorPtr, int, int); static void sunMoveCursor(DeviceIntPtr, ScreenPtr, int, int); static void sunQueryBestSize(int, unsigned short *, unsigned short *, ScreenPtr); static Bool sunRealizeCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCursor) { sunCursorPtr pCurPriv = sunGetCursorPrivate(pScreen); int x, y; /* miRecolorCursor does this */ if (pCurPriv->pCursor == pCursor) { miPointerGetPosition (pDev, &x, &y); sunLoadCursor (pScreen, pCursor, x, y); } return TRUE; } static Bool sunUnrealizeCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCursor) { return TRUE; } static void sunCursorRepad(ScreenPtr pScreen, CursorBitsPtr bits, unsigned char *src_bits, unsigned char *dst_bits, DDXPointPtr ptSrc, int w, int h) { PixmapPtr src, dst; BoxRec box; RegionRec rgnDst; if (!(src = GetScratchPixmapHeader(pScreen, bits->width, bits->height, /*bpp*/ 1, /*depth*/ 1, PixmapBytePad(bits->width,1), src_bits))) return; if (!(dst = GetScratchPixmapHeader(pScreen, w, h, /*bpp*/ 1, /*depth*/ 1, PixmapBytePad(w,1), dst_bits))) { FreeScratchPixmapHeader(src); return; } box.x1 = 0; box.y1 = 0; box.x2 = w; box.y2 = h; REGION_INIT(pScreen, &rgnDst, &box, 1); #ifndef LOWMEMFTPT mfbDoBitblt(&src->drawable, &dst->drawable, GXcopy, &rgnDst, ptSrc); #else cfbDoBitblt(&src->drawable, &dst->drawable, GXcopy, &rgnDst, ptSrc, 0xFFFFFFFF); #endif /* ifndef LOWMEMFTPT */ REGION_UNINIT(pScreen, &rgnDst); FreeScratchPixmapHeader(src); FreeScratchPixmapHeader(dst); } static void sunLoadCursor(ScreenPtr pScreen, CursorPtr pCursor, int x, int y) { sunCursorPtr pCurPriv = sunGetCursorPrivate(pScreen); struct fbcursor fbcursor; int w, h; unsigned char r[2], g[2], b[2]; DDXPointRec ptSrc; unsigned char source_temp[1024], mask_temp[1024]; #ifdef INTERNAL_VS_EXTERNAL_PADDING long widthBytesLine, length; long widthBytesLineProto, lengthProto; int linesDone; #endif fbcursor.set = FB_CUR_SETALL; fbcursor.enable = 1; fbcursor.pos.x = x; fbcursor.pos.y = y; fbcursor.hot.x = pCursor->bits->xhot; fbcursor.hot.y = pCursor->bits->yhot; r[0] = pCursor->backRed >> 8; g[0] = pCursor->backGreen >> 8; b[0] = pCursor->backBlue >> 8; r[1] = pCursor->foreRed >> 8; g[1] = pCursor->foreGreen >> 8; b[1] = pCursor->foreBlue >> 8; fbcursor.cmap.index = 0; fbcursor.cmap.count = 2; fbcursor.cmap.red = r; fbcursor.cmap.green = g; fbcursor.cmap.blue = b; fbcursor.image = (char *) pCursor->bits->source; fbcursor.mask = (char *) pCursor->bits->mask; w = pCursor->bits->width; h = pCursor->bits->height; if (w > pCurPriv->width || h > pCurPriv->height) { ptSrc.x = 0; ptSrc.y = 0; if (w > pCurPriv->width) w = pCurPriv->width; if (h > pCurPriv->height) h = pCurPriv->height; sunCursorRepad (pScreen, pCursor->bits, pCursor->bits->source, source_temp, &ptSrc, w, h); sunCursorRepad (pScreen, pCursor->bits, pCursor->bits->mask, mask_temp, &ptSrc, w, h); fbcursor.image = (char *) source_temp; fbcursor.mask = (char *) mask_temp; } #ifdef INTERNAL_VS_EXTERNAL_PADDING widthBytesLine = BitmapBytePad(w); length = widthBytesLine * h; widthBytesLineProto = BitmapBytePadProto(w); lengthProto = widthBytesLineProto * h; /* for 64-bit server, convert image to pad to 32 bits */ if ( widthBytesLine != widthBytesLineProto ) { if (widthBytesLine - widthBytesLineProto == 4) { register int * sprotoPtr, * mprotoPtr; register int * sbufPtr, * mbufPtr; register int i, j; sbufPtr = (int *)fbcursor.image; mbufPtr = (int *)fbcursor.mask; sprotoPtr = (int *)source_temp; mprotoPtr = (int *)mask_temp; for (i=0; imyNum].fd, FBIOSCURSOR, &fbcursor); #else (void) sunIoctl (&sunFbs[pScreen->myNum], FBIOSCURSOR, &fbcursor); #endif } static void sunSetCursor(DeviceIntPtr pDev, ScreenPtr pScreen, CursorPtr pCursor, int x, int y) { sunCursorPtr pCurPriv = sunGetCursorPrivate(pScreen); if (pCursor) sunLoadCursor (pScreen, pCursor, x, y); else sunDisableCursor (pScreen); pCurPriv->pCursor = pCursor; } static void sunMoveCursor(DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y) { struct fbcurpos pos; pos.x = x; pos.y = y; #ifndef Lynx ioctl (sunFbs[pScreen->myNum].fd, FBIOSCURPOS, &pos); #else sunIoctl (&sunFbs[pScreen->myNum], FBIOSCURPOS, &pos); #endif } miPointerSpriteFuncRec sunPointerSpriteFuncs = { sunRealizeCursor, sunUnrealizeCursor, sunSetCursor, sunMoveCursor, }; static void sunQueryBestSize(int class, unsigned short *pwidth, unsigned short *pheight, ScreenPtr pScreen) { sunCursorPtr pCurPriv = sunGetCursorPrivate(pScreen); switch (class) { case CursorShape: if (*pwidth > pCurPriv->width) *pwidth = pCurPriv->width; if (*pheight > pCurPriv->height) *pheight = pCurPriv->height; if (*pwidth > pScreen->width) *pwidth = pScreen->width; if (*pheight > pScreen->height) *pheight = pScreen->height; break; default: fbQueryBestSize (class, pwidth, pheight, pScreen); break; } } #endif Bool sunCursorInitialize(ScreenPtr pScreen) { #ifdef FBIOGCURMAX sunCursorPtr pCurPriv = sunGetCursorPrivate(pScreen); struct fbcurpos maxsize; pCurPriv->has_cursor = FALSE; #ifndef Lynx if (ioctl (sunFbs[pScreen->myNum].fd, FBIOGCURMAX, &maxsize) == -1) #else if (sunIoctl (&sunFbs[pScreen->myNum], FBIOGCURMAX, &maxsize) == -1) #endif return FALSE; pCurPriv->width = maxsize.x; pCurPriv->height= maxsize.y; pScreen->QueryBestSize = sunQueryBestSize; miPointerInitialize (pScreen, &sunPointerSpriteFuncs, &sunPointerScreenFuncs, FALSE); pCurPriv->has_cursor = TRUE; pCurPriv->pCursor = NULL; return TRUE; #else return FALSE; #endif } void sunDisableCursor (ScreenPtr pScreen) { #ifdef FBIOGCURMAX sunCursorPtr pCurPriv = sunGetCursorPrivate(pScreen); struct fbcursor fbcursor; if (pCurPriv->has_cursor) { fbcursor.set = FB_CUR_SETCUR; fbcursor.enable = 0; #ifndef Lynx (void) ioctl (sunFbs[pScreen->myNum].fd, FBIOSCURSOR, &fbcursor); #else (void) sunIoctl (&sunFbs[pScreen->myNum], FBIOSCURSOR, &fbcursor); #endif pCurPriv->pCursor = NULL; } #endif }