/* $TOG: sunCursor.c /main/45 1998/02/10 13:16:24 kaleb $ */ /* Copyright 1988 Sun Microsystems, Inc. Copyright 1993, 1998 The Open Group All Rights Reserved. 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 3.1 1998/10/04 09:38:35 dawes Exp $ */ /*- * sunCursor.c -- * Functions for maintaining the Sun software cursor... * */ #define NEED_EVENTS #include "sun.h" #ifdef FBIOGCURMAX /* has hardware cursor kernel support */ #define GetCursorPrivate(s) (&(GetScreenPrivate(s)->hardwareCursor)) #define SetupCursor(s) sunCursorPtr pCurPriv = GetCursorPrivate(s) static void sunLoadCursor(); static Bool sunRealizeCursor (pScreen, pCursor) ScreenPtr pScreen; CursorPtr pCursor; { SetupCursor(pScreen); int x, y; /* miRecolorCursor does this */ if (pCurPriv->pCursor == pCursor) { miPointerPosition (&x, &y); sunLoadCursor (pScreen, pCursor, x, y); } return TRUE; } static Bool sunUnrealizeCursor (pScreen, pCursor) ScreenPtr pScreen; CursorPtr pCursor; { return TRUE; } static void sunCursorRepad (pScreen, bits, src_bits, dst_bits, ptSrc, w, h) ScreenPtr pScreen; CursorBitsPtr bits; unsigned char *src_bits, *dst_bits; DDXPointPtr ptSrc; int w, h; { SetupCursor(pScreen); PixmapPtr src, dst; BoxRec box; RegionRec rgnDst; #ifndef LOWMEMFTPT extern int mfbDoBitblt(); #else extern int cfbDoBitblt(); #endif /* ifndef LOWMEMFTPT */ 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, dst, GXcopy, &rgnDst, ptSrc); #else cfbDoBitblt(src, dst, GXcopy, &rgnDst, ptSrc, 0xFFFFFFFF); #endif /* ifndef LOWMEMFTPT */ REGION_UNINIT(pScreen, &rgnDst); FreeScratchPixmapHeader(src); FreeScratchPixmapHeader(dst); } static void sunLoadCursor (pScreen, pCursor, x, y) ScreenPtr pScreen; CursorPtr pCursor; int x, y; { SetupCursor(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]; 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; } fbcursor.size.x = w; fbcursor.size.y = h; #ifndef Lynx (void) ioctl (sunFbs[pScreen->myNum].fd, FBIOSCURSOR, &fbcursor); #else (void) sunIoctl (&sunFbs[pScreen->myNum], FBIOSCURSOR, &fbcursor); #endif } static void sunSetCursor (pScreen, pCursor, x, y) ScreenPtr pScreen; CursorPtr pCursor; int x, y; { SetupCursor(pScreen); if (pCursor) sunLoadCursor (pScreen, pCursor, x, y); else sunDisableCursor (pScreen); pCurPriv->pCursor = pCursor; } static void sunMoveCursor (pScreen, x, y) ScreenPtr pScreen; int x, y; { SetupCursor(pScreen); 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 (class, pwidth, pheight, pScreen) int class; unsigned short *pwidth, *pheight; ScreenPtr pScreen; { SetupCursor (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: mfbQueryBestSize (class, pwidth, pheight, pScreen); break; } } extern miPointerScreenFuncRec sunPointerScreenFuncs; #endif #if NeedFunctionPrototypes Bool sunCursorInitialize ( ScreenPtr pScreen) #else Bool sunCursorInitialize (pScreen) ScreenPtr pScreen; #endif { #ifdef FBIOGCURMAX SetupCursor (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 } #if NeedFunctionPrototypes void sunDisableCursor ( ScreenPtr pScreen) #else void sunDisableCursor (pScreen) ScreenPtr pScreen; #endif { #ifdef FBIOGCURMAX SetupCursor (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 }