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/*----------------------------------------------------------------------* |
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* File: xpm.C |
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*----------------------------------------------------------------------* |
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* |
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* All portions of code are copyright by their respective author/s. |
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* Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au> |
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* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> |
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* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> |
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* Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*---------------------------------------------------------------------*/ |
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|
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#include "../config.h" /* NECESSARY */ |
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#include "rxvt.h" /* NECESSARY */ |
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|
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#ifdef XPM_BACKGROUND |
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|
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#ifndef HAVE_AFTERIMAGE |
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/* |
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* search for FILE in the current working directory, and within the |
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* colon-delimited PATHLIST, adding the file extension EXT if required. |
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* |
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* FILE is either semi-colon or zero terminated |
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*/ |
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static char * |
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rxvt_File_search_path (const char *pathlist, const char *file, const char *ext) |
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{ |
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int maxpath, len; |
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const char *p, *path; |
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char name[256]; |
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|
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if (!access (file, R_OK)) /* found (plain name) in current directory */ |
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return strdup (file); |
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|
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/* semi-colon delimited */ |
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if ((p = strchr (file, ';'))) |
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len = (p - file); |
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else |
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len = strlen (file); |
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|
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/* leave room for an extra '/' and trailing '\0' */ |
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maxpath = sizeof (name) - (len + (ext ? strlen (ext) : 0) + 2); |
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if (maxpath <= 0) |
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return NULL; |
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|
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/* check if we can find it now */ |
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strncpy (name, file, len); |
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name[len] = '\0'; |
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|
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if (!access (name, R_OK)) |
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return strdup (name); |
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if (ext) |
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{ |
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strcat (name, ext); |
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if (!access (name, R_OK)) |
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return strdup (name); |
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} |
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for (path = pathlist; path != NULL && *path != '\0'; path = p) |
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{ |
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int n; |
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|
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/* colon delimited */ |
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if ((p = strchr (path, ':')) == NULL) |
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p = strchr (path, '\0'); |
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|
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n = (p - path); |
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if (*p != '\0') |
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p++; |
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|
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if (n > 0 && n <= maxpath) |
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{ |
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strncpy (name, path, n); |
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if (name[n - 1] != '/') |
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name[n++] = '/'; |
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name[n] = '\0'; |
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strncat (name, file, len); |
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|
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if (!access (name, R_OK)) |
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return strdup (name); |
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if (ext) |
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{ |
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strcat (name, ext); |
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if (!access (name, R_OK)) |
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return strdup (name); |
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} |
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} |
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} |
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return NULL; |
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} |
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|
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/* |
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* Calculate tiling sizes and increments |
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* At start, p == 0, incr == xpmwidthheight |
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*/ |
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static void |
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rxvt_pixmap_incr (unsigned int *wh, unsigned int *xy, float *incr, float *p, unsigned int widthheight, unsigned int xpmwidthheight) |
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{ |
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unsigned int cwh, cxy; |
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float cincr, cp; |
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|
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cp = 0; |
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cincr = (float)xpmwidthheight; |
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cxy = *xy; |
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cwh = *wh; |
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if (cwh == 1) |
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{ /* display one image, no horizontal/vertical scaling */ |
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cincr = (float)widthheight; |
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if (xpmwidthheight <= widthheight) |
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{ |
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cwh = xpmwidthheight; |
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cxy = (cxy * (widthheight - cwh)) / 100; /* beware! order */ |
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cwh += cxy; |
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} |
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else |
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{ |
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cxy = 0; |
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cwh = widthheight; |
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} |
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} |
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else if (cwh < 10) |
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{ /* fit WH images across/down screen */ |
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cincr *= cwh; |
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cxy = 0; |
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cwh = widthheight; |
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} |
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else |
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{ |
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cincr *= 100.0 / cwh; |
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if (cwh < 100) |
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{ /* contract */ |
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float pos; |
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|
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cwh = (cwh * widthheight) / 100; |
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pos = (float)cxy / 100 * widthheight - (cwh / 2); |
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|
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cxy = (widthheight - cwh); |
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if (pos <= 0) |
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cxy = 0; |
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else if (pos < cxy) |
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cxy = (int) pos; |
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cwh += cxy; |
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} |
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else |
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{ /* expand */ |
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if (cxy > 0) |
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{ /* position */ |
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float pos; |
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|
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pos = (float)cxy / 100 * xpmwidthheight - (cincr / 2); |
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cp = xpmwidthheight - cincr; |
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if (pos <= 0) |
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cp = 0; |
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else if (pos < cp) |
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cp = pos; |
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} |
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cxy = 0; |
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cwh = widthheight; |
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} |
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} |
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cincr /= widthheight; |
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*wh = cwh; |
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*xy = cxy; |
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*incr = cincr; |
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*p = cp; |
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} |
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#endif |
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|
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/* |
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* These GEOM strings indicate absolute size/position: |
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* @ `WxH+X+Y' |
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* @ `WxH+X' -> Y = X |
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* @ `WxH' -> Y = X = 50 |
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* @ `W+X+Y' -> H = W |
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* @ `W+X' -> H = W, Y = X |
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* @ `W' -> H = W, X = Y = 50 |
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* @ `0xH' -> H *= H/100, X = Y = 50 (W unchanged) |
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* @ `Wx0' -> W *= W/100, X = Y = 50 (H unchanged) |
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* @ `=+X+Y' -> (H, W unchanged) |
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* @ `=+X' -> Y = X (H, W unchanged) |
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* |
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* These GEOM strings adjust position relative to current position: |
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* @ `+X+Y' |
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* @ `+X' -> Y = X |
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* |
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* And this GEOM string is for querying current scale/position: |
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* @ `?' |
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*/ |
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int |
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rxvt_term::scale_pixmap (const char *geom) |
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{ |
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int flags, changed = 0; |
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int x = 0, y = 0; |
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unsigned int w = 0, h = 0; |
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unsigned int n; |
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char *p; |
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bgPixmap_t *bgpixmap = &bgPixmap; |
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|
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#define MAXLEN_GEOM sizeof("[10000x10000+10000+10000]") |
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|
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if (geom == NULL) |
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return 0; |
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|
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char str[MAXLEN_GEOM]; |
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|
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if (!strcmp (geom, "?")) |
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{ |
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sprintf (str, "[%dx%d+%d+%d]", /* can't presume snprintf () ! */ |
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min (bgpixmap->w, 32767), min (bgpixmap->h, 32767), |
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min (bgpixmap->x, 32767), min (bgpixmap->y, 32767)); |
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process_xterm_seq (XTerm_title, str, CHAR_ST); |
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return 0; |
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} |
226 |
|
227 |
if ((p = strchr (geom, ';')) == NULL) |
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p = strchr (geom, '\0'); |
229 |
|
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n = (p - geom); |
231 |
if (n < MAXLEN_GEOM) |
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{ |
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strncpy (str, geom, n); |
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str[n] = '\0'; |
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|
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if (strcmp(str, "auto") == 0) |
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{ |
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if (!bgpixmap->auto_resize) |
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changed++; |
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bgpixmap->auto_resize = True ; |
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w = szHint.width ; |
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h = szHint.height ; |
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flags = WidthValue|HeightValue ; |
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} |
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else |
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{ |
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bgpixmap->auto_resize = False ; |
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flags = XParseGeometry (str, &x, &y, &w, &h); |
249 |
} |
250 |
|
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if (!flags) |
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{ |
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flags |= WidthValue; |
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w = 0; |
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} /* default is tile */ |
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|
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if (flags & WidthValue) |
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{ |
259 |
if (!(flags & XValue)) |
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x = 50; |
261 |
|
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if (!(flags & HeightValue)) |
263 |
h = w; |
264 |
|
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if (w && !h) |
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{ |
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w = (bgpixmap->w * w) / 100; |
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h = bgpixmap->h; |
269 |
} |
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else if (h && !w) |
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{ |
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w = bgpixmap->w; |
273 |
h = (bgpixmap->h * h) / 100; |
274 |
} |
275 |
|
276 |
min_it (w, 32767); |
277 |
min_it (h, 32767); |
278 |
|
279 |
if (bgpixmap->w != (short)w) |
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{ |
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bgpixmap->w = (short)w; |
282 |
changed++; |
283 |
} |
284 |
|
285 |
if (bgpixmap->h != (short)h) |
286 |
{ |
287 |
bgpixmap->h = (short)h; |
288 |
changed++; |
289 |
} |
290 |
} |
291 |
|
292 |
if (!(flags & YValue)) |
293 |
{ |
294 |
if (flags & XNegative) |
295 |
flags |= YNegative; |
296 |
|
297 |
y = x; |
298 |
} |
299 |
|
300 |
if (!(flags & WidthValue) && geom[0] != '=') |
301 |
{ |
302 |
x += bgpixmap->x; |
303 |
y += bgpixmap->y; |
304 |
} |
305 |
|
306 |
if (xpmAttr.width && xpmAttr.height) |
307 |
{ |
308 |
x = MOD(x, xpmAttr.width); |
309 |
y = MOD(y, xpmAttr.height); |
310 |
} |
311 |
|
312 |
if (bgpixmap->x != x) |
313 |
{ |
314 |
bgpixmap->x = x; |
315 |
changed++; |
316 |
} |
317 |
|
318 |
if (bgpixmap->y != y) |
319 |
{ |
320 |
bgpixmap->y = y; |
321 |
changed++; |
322 |
} |
323 |
} |
324 |
|
325 |
return changed; |
326 |
} |
327 |
|
328 |
void |
329 |
rxvt_term::resize_pixmap () |
330 |
{ |
331 |
XGCValues gcvalue; |
332 |
GC gc; |
333 |
|
334 |
if (pixmap != None) |
335 |
{ |
336 |
XFreePixmap (dpy, pixmap); |
337 |
pixmap = None ; |
338 |
} |
339 |
|
340 |
if (bgPixmap.pixmap == None) |
341 |
{ /* So be it: I'm not using pixmaps */ |
342 |
pixmap = None; |
343 |
|
344 |
#ifdef ENABLE_TRANSPARENCY |
345 |
if (!option (Opt_transparent) || !am_transparent) |
346 |
#endif |
347 |
XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); |
348 |
|
349 |
return; |
350 |
} |
351 |
|
352 |
gcvalue.foreground = pix_colors[Color_bg]; |
353 |
gc = XCreateGC (dpy, vt, GCForeground, &gcvalue); |
354 |
|
355 |
if (bgPixmap.pixmap != None) |
356 |
{ /* we have a specified pixmap */ |
357 |
unsigned int w = bgPixmap.w, h = bgPixmap.h, |
358 |
x = bgPixmap.x, y = bgPixmap.y; |
359 |
unsigned int xpmh = xpmAttr.height, |
360 |
xpmw = xpmAttr.width; |
361 |
|
362 |
if (bgPixmap.auto_resize) |
363 |
{ |
364 |
w = szHint.width ; |
365 |
h = szHint.height ; |
366 |
} |
367 |
/* |
368 |
* don't zoom pixmap too much nor expand really small pixmaps |
369 |
*/ |
370 |
if (w > 32767 || h > 32767) |
371 |
w = 1; |
372 |
else if (width > (10 * xpmw) |
373 |
|| height > (10 * xpmh)) |
374 |
w = 0; /* tile */ |
375 |
|
376 |
if (!w) |
377 |
{ |
378 |
/* basic X tiling - let the X server do it */ |
379 |
pixmap = XCreatePixmap (dpy, vt, xpmw, xpmh, depth); |
380 |
|
381 |
XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, x, y, xpmw - x, xpmh - y, 0, 0); |
382 |
XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, x, 0, xpmw - x, y, 0, xpmh - y); |
383 |
XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, 0, y, x, xpmh - y, xpmw - x, 0); |
384 |
XCopyArea (dpy, bgPixmap.pixmap, pixmap, gc, 0, 0, x, y, xpmw - x, xpmh - y); |
385 |
} |
386 |
else |
387 |
#ifdef HAVE_AFTERIMAGE |
388 |
#ifdef ENABLE_TRANSPARENCY |
389 |
if (!option(Opt_transparent) || !am_transparent) |
390 |
/* will do that in check_our_parents otherwise */ |
391 |
#endif |
392 |
{ |
393 |
ASImage *scaled_im = scale_asimage (asv, original_asim, w, h, ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT); |
394 |
if (scaled_im) |
395 |
{ |
396 |
pixmap = asimage2pixmap(asv, display->root, scaled_im, gc, True); |
397 |
destroy_asimage (&scaled_im); |
398 |
} |
399 |
} |
400 |
#else /* HAVE_AFTERIMAGE */ |
401 |
{ |
402 |
float incr, p; |
403 |
Pixmap tmp; |
404 |
|
405 |
pixmap = XCreatePixmap (dpy, vt, width, height, depth); |
406 |
/* |
407 |
* horizontal scaling |
408 |
*/ |
409 |
rxvt_pixmap_incr (&w, &x, &incr, &p, width, xpmw); |
410 |
|
411 |
tmp = XCreatePixmap (dpy, vt, width, xpmh, depth); |
412 |
XFillRectangle (dpy, tmp, gc, 0, 0, width, xpmh); |
413 |
|
414 |
for ( /*nil */ ; x < w; x++, p += incr) |
415 |
{ |
416 |
if (p >= xpmw) |
417 |
p = 0; |
418 |
|
419 |
/* copy one column from the original pixmap to the tmp pixmap */ |
420 |
XCopyArea (dpy, bgPixmap.pixmap, tmp, gc, (int)p, 0, 1, xpmh, (int)x, 0); |
421 |
} |
422 |
|
423 |
/* |
424 |
* vertical scaling |
425 |
*/ |
426 |
rxvt_pixmap_incr (&h, &y, &incr, &p, height, xpmh); |
427 |
|
428 |
if (y > 0) |
429 |
XFillRectangle (dpy, pixmap, gc, 0, 0, width, y); |
430 |
|
431 |
if (h < height) |
432 |
XFillRectangle (dpy, pixmap, gc, 0, (int)h, width, height - h + 1); |
433 |
|
434 |
for ( /*nil */ ; y < h; y++, p += incr) |
435 |
{ |
436 |
if (p >= xpmh) |
437 |
p = 0; |
438 |
|
439 |
/* copy one row from the tmp pixmap to the main pixmap */ |
440 |
XCopyArea (dpy, tmp, pixmap, gc, 0, (int)p, width, 1, 0, (int)y); |
441 |
} |
442 |
|
443 |
XFreePixmap (dpy, tmp); |
444 |
} |
445 |
#endif /* HAVE_AFTERIMAGE */ |
446 |
} |
447 |
|
448 |
XSetWindowBackgroundPixmap (dpy, vt, pixmap); |
449 |
|
450 |
XFreeGC (dpy, gc); |
451 |
#ifdef ENABLE_TRANSPARENCY |
452 |
am_transparent = 0; |
453 |
#endif |
454 |
} |
455 |
|
456 |
Pixmap |
457 |
rxvt_term::set_bgPixmap (const char *file) |
458 |
{ |
459 |
char *f; |
460 |
|
461 |
assert (file != NULL); |
462 |
|
463 |
if (bgPixmap.pixmap != None) |
464 |
{ |
465 |
XFreePixmap (dpy, bgPixmap.pixmap); |
466 |
bgPixmap.pixmap = None; |
467 |
} |
468 |
|
469 |
XSetWindowBackground (dpy, vt, pix_colors[Color_bg]); |
470 |
|
471 |
if (*file != '\0') |
472 |
{ |
473 |
/* XWindowAttributes attr; */ |
474 |
|
475 |
/* |
476 |
* we already have the required attributes |
477 |
*/ |
478 |
/* XGetWindowAttributes (dpy, vt, &attr); */ |
479 |
|
480 |
#ifdef HAVE_AFTERIMAGE |
481 |
if (asimman == NULL) |
482 |
asimman = create_generic_imageman(rs[Rs_path]); |
483 |
if ((f = strchr (file, ';')) == NULL) |
484 |
original_asim = get_asimage( asimman, file, 0xFFFFFFFF, 100 ); |
485 |
else |
486 |
{ |
487 |
size_t len = f - file; |
488 |
f = (char *)malloc (len + 1); |
489 |
strncpy (f, file, len); |
490 |
f[len] = '\0'; |
491 |
original_asim = get_asimage( asimman, f, 0xFFFFFFFF, 100 ); |
492 |
free( f ); |
493 |
} |
494 |
if (original_asim) |
495 |
{ |
496 |
bgPixmap.pixmap = asimage2pixmap (asv, display->root, original_asim, NULL, True); |
497 |
xpmAttr.width = original_asim->width ; |
498 |
xpmAttr.height = original_asim->height ; |
499 |
} |
500 |
#else /* HAVE_AFTERIMAGE */ |
501 |
xpmAttr.closeness = 30000; |
502 |
xpmAttr.colormap = cmap; |
503 |
xpmAttr.visual = visual; |
504 |
xpmAttr.depth = depth; |
505 |
xpmAttr.valuemask = (XpmCloseness | XpmColormap | XpmVisual |
506 |
| XpmDepth | XpmSize | XpmReturnPixels); |
507 |
|
508 |
/* search environment variables here too */ |
509 |
f = rxvt_File_search_path (rs[Rs_path], file, ".xpm"); |
510 |
if (f == NULL |
511 |
|| XpmReadFileToPixmap (dpy, display->root, f, |
512 |
&bgPixmap.pixmap, NULL, |
513 |
&xpmAttr)) |
514 |
{ |
515 |
char *p; |
516 |
|
517 |
/* semi-colon delimited */ |
518 |
if ((p = strchr (file, ';')) == NULL) |
519 |
p = strchr (file, '\0'); |
520 |
|
521 |
rxvt_warn ("couldn't load XPM file \"%.*s\", ignoring.\n", (p - file), file); |
522 |
} |
523 |
free (f); |
524 |
#endif /* HAVE_AFTERIMAGE */ |
525 |
} |
526 |
|
527 |
resize_pixmap (); |
528 |
return bgPixmap.pixmap; |
529 |
} |
530 |
|
531 |
#endif /* XPM_BACKGROUND */ |
532 |
|
533 |
#ifdef ENABLE_TRANSPARENCY |
534 |
#if TINTING && !defined(HAVE_AFTERIMAGE) |
535 |
/* taken from aterm-0.4.2 */ |
536 |
|
537 |
typedef uint32_t RUINT32T; |
538 |
|
539 |
static void |
540 |
ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm) |
541 |
{ |
542 |
int sh_r, sh_g, sh_b; |
543 |
RUINT32T mask_r, mask_g, mask_b; |
544 |
RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b; |
545 |
unsigned int lower_lim_r, lower_lim_g, lower_lim_b; |
546 |
unsigned int upper_lim_r, upper_lim_g, upper_lim_b; |
547 |
int i; |
548 |
|
549 |
Visual *visual = term->visual; |
550 |
|
551 |
if( visual->c_class != TrueColor || srcImage->format != ZPixmap ) return ; |
552 |
|
553 |
/* for convenience */ |
554 |
mask_r = visual->red_mask; |
555 |
mask_g = visual->green_mask; |
556 |
mask_b = visual->blue_mask; |
557 |
|
558 |
/* boring lookup table pre-initialization */ |
559 |
switch (srcImage->bits_per_pixel) { |
560 |
case 15: |
561 |
if ((mask_r != 0x7c00) || |
562 |
(mask_g != 0x03e0) || |
563 |
(mask_b != 0x001f)) |
564 |
return; |
565 |
lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32)); |
566 |
lookup_r = lookup; |
567 |
lookup_g = lookup+32; |
568 |
lookup_b = lookup+32+32; |
569 |
sh_r = 10; |
570 |
sh_g = 5; |
571 |
sh_b = 0; |
572 |
break; |
573 |
case 16: |
574 |
if ((mask_r != 0xf800) || |
575 |
(mask_g != 0x07e0) || |
576 |
(mask_b != 0x001f)) |
577 |
return; |
578 |
lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32)); |
579 |
lookup_r = lookup; |
580 |
lookup_g = lookup+32; |
581 |
lookup_b = lookup+32+64; |
582 |
sh_r = 11; |
583 |
sh_g = 5; |
584 |
sh_b = 0; |
585 |
break; |
586 |
case 24: |
587 |
if ((mask_r != 0xff0000) || |
588 |
(mask_g != 0x00ff00) || |
589 |
(mask_b != 0x0000ff)) |
590 |
return; |
591 |
lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); |
592 |
lookup_r = lookup; |
593 |
lookup_g = lookup+256; |
594 |
lookup_b = lookup+256+256; |
595 |
sh_r = 16; |
596 |
sh_g = 8; |
597 |
sh_b = 0; |
598 |
break; |
599 |
case 32: |
600 |
if ((mask_r != 0xff0000) || |
601 |
(mask_g != 0x00ff00) || |
602 |
(mask_b != 0x0000ff)) |
603 |
return; |
604 |
lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); |
605 |
lookup_r = lookup; |
606 |
lookup_g = lookup+256; |
607 |
lookup_b = lookup+256+256; |
608 |
sh_r = 16; |
609 |
sh_g = 8; |
610 |
sh_b = 0; |
611 |
break; |
612 |
default: |
613 |
return; /* we do not support this color depth */ |
614 |
} |
615 |
|
616 |
/* prepare limits for color transformation (each channel is handled separately) */ |
617 |
if (shade < 0) { |
618 |
shade = -shade; |
619 |
if (shade < 0) shade = 0; |
620 |
if (shade > 100) shade = 100; |
621 |
|
622 |
lower_lim_r = 65535-rm; |
623 |
lower_lim_g = 65535-gm; |
624 |
lower_lim_b = 65535-bm; |
625 |
|
626 |
lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100); |
627 |
lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100); |
628 |
lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100); |
629 |
|
630 |
upper_lim_r = upper_lim_g = upper_lim_b = 65535; |
631 |
} else { |
632 |
if (shade < 0) shade = 0; |
633 |
if (shade > 100) shade = 100; |
634 |
|
635 |
lower_lim_r = lower_lim_g = lower_lim_b = 0; |
636 |
|
637 |
upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100); |
638 |
upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100); |
639 |
upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100); |
640 |
} |
641 |
|
642 |
/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */ |
643 |
if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 )) |
644 |
{ |
645 |
unsigned int tmp; |
646 |
|
647 |
tmp = lower_lim_r; |
648 |
lower_lim_r = lower_lim_b; |
649 |
lower_lim_b = tmp; |
650 |
|
651 |
tmp = upper_lim_r; |
652 |
upper_lim_r = upper_lim_b; |
653 |
upper_lim_b = tmp; |
654 |
} |
655 |
|
656 |
/* fill our lookup tables */ |
657 |
for (i = 0; i <= mask_r>>sh_r; i++) |
658 |
{ |
659 |
RUINT32T tmp; |
660 |
tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r)); |
661 |
tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r); |
662 |
lookup_r[i] = (tmp/65535)<<sh_r; |
663 |
} |
664 |
for (i = 0; i <= mask_g>>sh_g; i++) |
665 |
{ |
666 |
RUINT32T tmp; |
667 |
tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g)); |
668 |
tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g); |
669 |
lookup_g[i] = (tmp/65535)<<sh_g; |
670 |
} |
671 |
for (i = 0; i <= mask_b>>sh_b; i++) |
672 |
{ |
673 |
RUINT32T tmp; |
674 |
tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b)); |
675 |
tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b); |
676 |
lookup_b[i] = (tmp/65535)<<sh_b; |
677 |
} |
678 |
|
679 |
/* apply table to input image (replacing colors by newly calculated ones) */ |
680 |
switch (srcImage->bits_per_pixel) |
681 |
{ |
682 |
case 15: |
683 |
{ |
684 |
unsigned short *p1, *pf, *p, *pl; |
685 |
p1 = (unsigned short *) srcImage->data; |
686 |
pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); |
687 |
while (p1 < pf) |
688 |
{ |
689 |
p = p1; |
690 |
pl = p1 + srcImage->width; |
691 |
for (; p < pl; p++) |
692 |
{ |
693 |
*p = lookup_r[(*p & 0x7c00)>>10] | |
694 |
lookup_g[(*p & 0x03e0)>> 5] | |
695 |
lookup_b[(*p & 0x001f)]; |
696 |
} |
697 |
p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line); |
698 |
} |
699 |
break; |
700 |
} |
701 |
case 16: |
702 |
{ |
703 |
unsigned short *p1, *pf, *p, *pl; |
704 |
p1 = (unsigned short *) srcImage->data; |
705 |
pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); |
706 |
while (p1 < pf) |
707 |
{ |
708 |
p = p1; |
709 |
pl = p1 + srcImage->width; |
710 |
for (; p < pl; p++) |
711 |
{ |
712 |
*p = lookup_r[(*p & 0xf800)>>11] | |
713 |
lookup_g[(*p & 0x07e0)>> 5] | |
714 |
lookup_b[(*p & 0x001f)]; |
715 |
} |
716 |
p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line); |
717 |
} |
718 |
break; |
719 |
} |
720 |
case 24: |
721 |
{ |
722 |
unsigned char *p1, *pf, *p, *pl; |
723 |
p1 = (unsigned char *) srcImage->data; |
724 |
pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); |
725 |
while (p1 < pf) |
726 |
{ |
727 |
p = p1; |
728 |
pl = p1 + srcImage->width * 3; |
729 |
for (; p < pl; p += 3) |
730 |
{ |
731 |
p[0] = lookup_r[(p[0] & 0xff0000)>>16]; |
732 |
p[1] = lookup_r[(p[1] & 0x00ff00)>> 8]; |
733 |
p[2] = lookup_r[(p[2] & 0x0000ff)]; |
734 |
} |
735 |
p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line); |
736 |
} |
737 |
break; |
738 |
} |
739 |
case 32: |
740 |
{ |
741 |
RUINT32T *p1, *pf, *p, *pl; |
742 |
p1 = (RUINT32T *) srcImage->data; |
743 |
pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); |
744 |
|
745 |
while (p1 < pf) |
746 |
{ |
747 |
p = p1; |
748 |
pl = p1 + srcImage->width; |
749 |
for (; p < pl; p++) |
750 |
{ |
751 |
*p = lookup_r[(*p & 0xff0000)>>16] | |
752 |
lookup_g[(*p & 0x00ff00)>> 8] | |
753 |
lookup_b[(*p & 0x0000ff)] | |
754 |
(*p & ~0xffffff); |
755 |
} |
756 |
p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line); |
757 |
} |
758 |
break; |
759 |
} |
760 |
} |
761 |
|
762 |
free (lookup); |
763 |
} |
764 |
#endif |
765 |
|
766 |
/* |
767 |
* Check our parents are still who we think they are. |
768 |
* Do transparency updates if required |
769 |
*/ |
770 |
int |
771 |
rxvt_term::check_our_parents () |
772 |
{ |
773 |
check_our_parents_ev.stop (); |
774 |
check_our_parents_ev.start (NOW + .1); |
775 |
return 0; |
776 |
} |
777 |
|
778 |
void |
779 |
rxvt_term::check_our_parents_cb (time_watcher &w) |
780 |
{ |
781 |
int i, pchanged, aformat, have_pixmap, rootdepth; |
782 |
unsigned long nitems, bytes_after; |
783 |
Atom atype; |
784 |
unsigned char *prop = NULL; |
785 |
Window root, oldp, *list; |
786 |
Pixmap rootpixmap = None; |
787 |
XWindowAttributes wattr, wrootattr; |
788 |
int sx, sy; |
789 |
Window cr; |
790 |
|
791 |
pchanged = 0; |
792 |
|
793 |
if (!option (Opt_transparent)) |
794 |
return /*pchanged*/; /* Don't try any more */ |
795 |
|
796 |
XGetWindowAttributes (dpy, display->root, &wrootattr); |
797 |
rootdepth = wrootattr.depth; |
798 |
|
799 |
XGetWindowAttributes (dpy, parent[0], &wattr); |
800 |
|
801 |
if (rootdepth != wattr.depth) |
802 |
{ |
803 |
if (am_transparent) |
804 |
{ |
805 |
pchanged = 1; |
806 |
XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]); |
807 |
am_transparent = am_pixmap_trans = 0; |
808 |
} |
809 |
|
810 |
return /*pchanged*/; /* Don't try any more */ |
811 |
} |
812 |
|
813 |
/* Get all X ops out of the queue so that our information is up-to-date. */ |
814 |
XSync (dpy, False); |
815 |
|
816 |
XTranslateCoordinates (dpy, parent[0], display->root, |
817 |
0, 0, &sx, &sy, &cr); |
818 |
|
819 |
/* check if we are outside of the visible part of the virtual screen : */ |
820 |
if( sx + (int)szHint.width <= 0 || sy + (int)szHint.height <= 0 |
821 |
|| sx >= wrootattr.width || sy >= wrootattr.height ) |
822 |
return /* 0 */ ; |
823 |
/* |
824 |
* Make the frame window set by the window manager have |
825 |
* the root background. Some window managers put multiple nested frame |
826 |
* windows for each client, so we have to take care about that. |
827 |
*/ |
828 |
i = (xa[XA_XROOTPMAP_ID] |
829 |
&& XGetWindowProperty (dpy, display->root, xa[XA_XROOTPMAP_ID], |
830 |
0L, 1L, False, XA_PIXMAP, &atype, &aformat, |
831 |
&nitems, &bytes_after, &prop) == Success); |
832 |
|
833 |
if (!i || prop == NULL) |
834 |
i = (xa[XA_ESETROOT_PMAP_ID] |
835 |
&& XGetWindowProperty (dpy, display->root, xa[XA_ESETROOT_PMAP_ID], |
836 |
0L, 1L, False, XA_PIXMAP, &atype, &aformat, |
837 |
&nitems, &bytes_after, &prop) == Success); |
838 |
|
839 |
if (!i || prop == NULL |
840 |
#if TINTING |
841 |
|| (!ISSET_PIXCOLOR (Color_tint) && rs[Rs_shade] == NULL |
842 |
#ifdef HAVE_AFTERIMAGE |
843 |
&& original_asim == NULL && rs[Rs_blurradius] == NULL |
844 |
#endif |
845 |
) |
846 |
#endif |
847 |
) |
848 |
have_pixmap = 0; |
849 |
else |
850 |
{ |
851 |
have_pixmap = 1; |
852 |
rootpixmap = *(Pixmap *)prop; |
853 |
XFree (prop); |
854 |
} |
855 |
|
856 |
if (have_pixmap) |
857 |
{ |
858 |
Bool success = False; |
859 |
GC gc = NULL; |
860 |
XGCValues gcvalue; |
861 |
unsigned int pmap_w = 0, pmap_h = 0; |
862 |
|
863 |
#ifdef HAVE_AFTERIMAGE |
864 |
{ |
865 |
Pixmap tmp_pmap = None; |
866 |
ShadingInfo shade; |
867 |
ARGB32 tint; |
868 |
|
869 |
if (get_dpy_drawable_size (dpy, rootpixmap, &pmap_w, &pmap_h)) |
870 |
{ |
871 |
int root_x = 0, root_y = 0; |
872 |
|
873 |
shade.shading = rs[Rs_shade] ? atoi (rs[Rs_shade]) : 100; |
874 |
if (ISSET_PIXCOLOR (Color_tint)) |
875 |
{ |
876 |
rgba c; |
877 |
pix_colors_focused [Color_tint].get (c); |
878 |
shade.tintColor.red = c.r; |
879 |
shade.tintColor.green = c.g; |
880 |
shade.tintColor.blue = c.b; |
881 |
} |
882 |
else |
883 |
shade.tintColor.red = shade.tintColor.green = shade.tintColor.blue = 0xFFFF; |
884 |
tint = shading2tint32 (&shade); |
885 |
gc = XCreateGC (dpy, vt, 0UL, &gcvalue); |
886 |
if (get_dpy_window_position (dpy, display->root, parent[0], NULL, NULL, &root_x, &root_y)) |
887 |
{ |
888 |
ASImageLayer *layers = create_image_layers (2); |
889 |
ASImage *merged_im = NULL; |
890 |
int back_x, back_y, back_w, back_h; |
891 |
/* merge_layers does good job at tiling background appropriately, |
892 |
so all we need is to cut out smallest possible piece : */ |
893 |
#define MAKE_ROOTPMAP_GEOM(xy,wh,widthheight) \ |
894 |
do{ while( root_##xy < 0 ) root_##xy += (int)wrootattr.widthheight; \ |
895 |
back_##xy = root_##xy % pmap_##wh; /* that gives us left side of the closest tile : */ \ |
896 |
if( pmap_##wh >= back_##xy + szHint.widthheight ) \ |
897 |
back_##wh = szHint.widthheight;/* background is large - limit it by our size */ \ |
898 |
else \ |
899 |
{ /* small background - need the whole of it for successfull tiling :*/ \ |
900 |
back_##xy = 0; \ |
901 |
back_##wh = pmap_##wh; \ |
902 |
}}while(0) |
903 |
|
904 |
MAKE_ROOTPMAP_GEOM(x,w,width); |
905 |
MAKE_ROOTPMAP_GEOM(y,h,height); |
906 |
|
907 |
layers[0].im = pixmap2asimage (asv, rootpixmap, back_x, back_y, back_w, back_h, AllPlanes, ASA_ASImage, 100); |
908 |
layers[0].clip_x = (back_w == pmap_w)?root_x:0; |
909 |
layers[0].clip_y = (back_h == pmap_h)?root_y:0; |
910 |
layers[0].clip_width = szHint.width; |
911 |
layers[0].clip_height = szHint.height; |
912 |
layers[0].tint = tint; |
913 |
if (rs[Rs_blurradius] && layers[0].im) |
914 |
{ |
915 |
double r = atof(rs[Rs_blurradius]); |
916 |
ASImage* tmp = blur_asimage_gauss (asv, layers[0].im, r, r, 0xFFFFFFFF, ASA_ASImage, 100, ASIMAGE_QUALITY_DEFAULT); |
917 |
if (tmp) |
918 |
{ |
919 |
destroy_asimage (&layers[0].im); |
920 |
layers[0].im = tmp; |
921 |
} |
922 |
} |
923 |
if (original_asim != NULL) |
924 |
{ |
925 |
int fore_w, fore_h; |
926 |
layers[1].im = original_asim; |
927 |
if (bgPixmap.auto_resize) |
928 |
{ |
929 |
fore_w = szHint.width; |
930 |
fore_h = szHint.height; |
931 |
} |
932 |
else |
933 |
{ |
934 |
fore_w = bgPixmap.w; |
935 |
fore_h = bgPixmap.h; |
936 |
} |
937 |
if (fore_w != original_asim->width |
938 |
|| fore_h != original_asim->height) |
939 |
{ |
940 |
layers[1].im = scale_asimage (asv, |
941 |
original_asim, |
942 |
fore_w, fore_h, |
943 |
ASA_ASImage, 100, |
944 |
ASIMAGE_QUALITY_DEFAULT); |
945 |
} |
946 |
|
947 |
layers[1].clip_width = szHint.width; |
948 |
layers[1].clip_height = szHint.height; |
949 |
|
950 |
if (rs[Rs_blendtype]) |
951 |
{ |
952 |
layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]); |
953 |
if (layers[1].merge_scanlines == NULL) |
954 |
layers[1].merge_scanlines = alphablend_scanlines; |
955 |
} |
956 |
} |
957 |
merged_im = merge_layers (asv, layers, layers[1].im?2:1, |
958 |
szHint.width, szHint.height, |
959 |
ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT); |
960 |
if (layers[1].im != original_asim) |
961 |
destroy_asimage (&(layers[1].im)); |
962 |
destroy_asimage (&(layers[0].im)); |
963 |
if (merged_im != NULL) |
964 |
{ |
965 |
tmp_pmap = asimage2pixmap (asv, DefaultRootWindow(dpy), merged_im, gc, True); |
966 |
destroy_asimage (&merged_im); |
967 |
} |
968 |
free (layers); |
969 |
} |
970 |
} |
971 |
if (tmp_pmap != None) |
972 |
{ |
973 |
success = True; |
974 |
if (pixmap != None) |
975 |
XFreePixmap (dpy, pixmap); |
976 |
pixmap = tmp_pmap; |
977 |
} |
978 |
} |
979 |
#else /* HAVE_AFTERIMAGE */ |
980 |
{ |
981 |
/* |
982 |
* Copy display->root pixmap transparency |
983 |
*/ |
984 |
Window wjunk; |
985 |
int junk; |
986 |
unsigned int ujunk; |
987 |
/* root pixmap may be bad - allow a error */ |
988 |
allowedxerror = -1; |
989 |
if (XGetGeometry (dpy, rootpixmap, &wjunk, &junk, &junk, &pmap_w, &pmap_h, &ujunk, &ujunk)) |
990 |
{ |
991 |
XImage *image = NULL; |
992 |
int shade = 100; |
993 |
rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); |
994 |
Bool whole_tint = False; |
995 |
|
996 |
while (sx < 0) sx += (int)wrootattr.width; |
997 |
while (sy < 0) sy += (int)wrootattr.height; |
998 |
|
999 |
if (pixmap != None) |
1000 |
XFreePixmap (dpy, pixmap); |
1001 |
pixmap = XCreatePixmap (dpy, vt, szHint.width, szHint.height, rootdepth); |
1002 |
|
1003 |
#if TINTING |
1004 |
if (rs[Rs_shade]) |
1005 |
shade = atoi (rs[Rs_shade]); |
1006 |
if (ISSET_PIXCOLOR (Color_tint)) |
1007 |
pix_colors_focused [Color_tint].get (c); |
1008 |
#define IS_COMPONENT_WHOLESOME(c) ((c) <=0x000700 || (c)>=0x00f700) |
1009 |
if (shade >= 100) |
1010 |
whole_tint = (IS_COMPONENT_WHOLESOME(c.r) |
1011 |
&& IS_COMPONENT_WHOLESOME(c.g) |
1012 |
&& IS_COMPONENT_WHOLESOME(c.b)); |
1013 |
#undef IS_COMPONENT_WHOLESOME |
1014 |
|
1015 |
/* If No tinting to be done - simply tile root pixmap on our pixmap - |
1016 |
* no need in XImage at all, thus following if() only for case with tinting */ |
1017 |
if (whole_tint || pmap_w < sx + szHint.width || pmap_h < sy + szHint.height) |
1018 |
#endif /* TINTING */ |
1019 |
{ |
1020 |
gcvalue.tile = rootpixmap; |
1021 |
gcvalue.fill_style = FillTiled; |
1022 |
gcvalue.ts_x_origin = -sx; |
1023 |
gcvalue.ts_y_origin = -sy; |
1024 |
gc = XCreateGC (dpy, rootpixmap, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcvalue); |
1025 |
XFillRectangle (dpy, pixmap, gc, 0, 0, szHint.width, szHint.height); |
1026 |
#if TINTING |
1027 |
if (whole_tint) |
1028 |
{ |
1029 |
/* In this case we can tint image server-side geting significant |
1030 |
* performance improvements, as we eliminate XImage transfer |
1031 |
*/ |
1032 |
gcvalue.foreground = Pixel (pix_colors_focused [Color_tint]); |
1033 |
gcvalue.function = GXand; |
1034 |
gcvalue.fill_style = FillSolid; |
1035 |
XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcvalue); |
1036 |
XFillRectangle (dpy, pixmap, gc, 0, 0, szHint.width, szHint.height); |
1037 |
success = True; |
1038 |
} |
1039 |
else |
1040 |
image = XGetImage (dpy, pixmap, 0, 0, szHint.width, szHint.height, AllPlanes, ZPixmap); |
1041 |
#else |
1042 |
success = True; |
1043 |
#endif /* TINTING */ |
1044 |
} |
1045 |
#if TINTING |
1046 |
if (!success && image == NULL) |
1047 |
image = XGetImage (dpy, rootpixmap, sx, sy, szHint.width, szHint.height, AllPlanes, ZPixmap); |
1048 |
if (image != NULL) |
1049 |
{ |
1050 |
if (gc == NULL) |
1051 |
gc = XCreateGC (dpy, vt, 0UL, &gcvalue); |
1052 |
if (ISSET_PIXCOLOR (Color_tint) || shade != 100) |
1053 |
ShadeXImage (this, image, shade, c.r, c.g, c.b); |
1054 |
XPutImage (dpy, pixmap, gc, image, 0, 0, 0, 0, image->width, image->height); |
1055 |
XDestroyImage (image); |
1056 |
success = True; |
1057 |
} |
1058 |
#endif |
1059 |
} |
1060 |
allowedxerror = 0; |
1061 |
} |
1062 |
#endif /* HAVE_AFTERIMAGE */ |
1063 |
if (gc != NULL) |
1064 |
XFreeGC (dpy, gc); |
1065 |
|
1066 |
if (!success) |
1067 |
{ |
1068 |
if (am_transparent && am_pixmap_trans) |
1069 |
{ |
1070 |
pchanged = 1; |
1071 |
if (pixmap != None) |
1072 |
{ |
1073 |
XFreePixmap (dpy, pixmap); |
1074 |
pixmap = None; |
1075 |
} |
1076 |
} |
1077 |
|
1078 |
am_pixmap_trans = 0; |
1079 |
} |
1080 |
else |
1081 |
{ |
1082 |
XSetWindowBackgroundPixmap (dpy, parent[0], pixmap); |
1083 |
XClearWindow (dpy, parent[0]); |
1084 |
|
1085 |
if (!am_transparent || !am_pixmap_trans) |
1086 |
pchanged = 1; |
1087 |
|
1088 |
am_transparent = am_pixmap_trans = 1; |
1089 |
} |
1090 |
} |
1091 |
|
1092 |
if (am_pixmap_trans) |
1093 |
XSetWindowBackgroundPixmap (dpy, vt, ParentRelative); |
1094 |
else |
1095 |
{ |
1096 |
unsigned int n; |
1097 |
/* |
1098 |
* InheritPixmap transparency |
1099 |
*/ |
1100 |
for (i = 1; i < (int) (sizeof (parent) / sizeof (Window)); i++) |
1101 |
{ |
1102 |
oldp = parent[i]; |
1103 |
XQueryTree (dpy, parent[i - 1], &root, &parent[i], &list, &n); |
1104 |
XFree (list); |
1105 |
|
1106 |
if (parent[i] == display->root) |
1107 |
{ |
1108 |
if (oldp != None) |
1109 |
pchanged = 1; |
1110 |
|
1111 |
break; |
1112 |
} |
1113 |
|
1114 |
if (oldp != parent[i]) |
1115 |
pchanged = 1; |
1116 |
} |
1117 |
|
1118 |
n = 0; |
1119 |
|
1120 |
if (pchanged) |
1121 |
for (; n < (unsigned int)i; n++) |
1122 |
{ |
1123 |
XGetWindowAttributes (dpy, parent[n], &wattr); |
1124 |
|
1125 |
if (wattr.depth != rootdepth || wattr.c_class == InputOnly) |
1126 |
{ |
1127 |
n = (int) (sizeof (parent) / sizeof (Window)) + 1; |
1128 |
break; |
1129 |
} |
1130 |
} |
1131 |
|
1132 |
if (n > (sizeof (parent) / sizeof (parent[0]))) |
1133 |
{ |
1134 |
XSetWindowBackground (dpy, parent[0], pix_colors_focused[Color_border]); |
1135 |
XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]); |
1136 |
am_transparent = 0; |
1137 |
/* XXX: also turn off Opt_transparent? */ |
1138 |
} |
1139 |
else |
1140 |
{ |
1141 |
for (n = 0; n < (unsigned int)i; n++) |
1142 |
{ |
1143 |
XSetWindowBackgroundPixmap (dpy, parent[n], ParentRelative); |
1144 |
XClearWindow (dpy, parent[n]); |
1145 |
} |
1146 |
|
1147 |
XSetWindowBackgroundPixmap (dpy, vt, ParentRelative); |
1148 |
am_transparent = 1; |
1149 |
} |
1150 |
|
1151 |
for (; i < (int) (sizeof (parent) / sizeof (Window)); i++) |
1152 |
parent[i] = None; |
1153 |
} |
1154 |
|
1155 |
if (scrollBar.win) |
1156 |
{ |
1157 |
XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative); |
1158 |
scrollBar.setIdle (); |
1159 |
scrollbar_show (0); |
1160 |
} |
1161 |
|
1162 |
if (am_transparent) |
1163 |
{ |
1164 |
want_refresh = want_full_refresh = 1; |
1165 |
if (am_pixmap_trans) |
1166 |
flush (); |
1167 |
} |
1168 |
|
1169 |
// return pchanged; |
1170 |
} |
1171 |
#endif |