EXTRA_DIST += doc/rrace-motif.1
-noinst_HEADERS = conf_post.h src/version.h
+noinst_HEADERS = conf_post.h src/version.h src/icon.h src/ewmhicon.h
rrace_curses_SOURCES = common/src/help.c src/game.c src/version.c
rrace_curses_LDADD = $(libcursesmain_a_OBJECTS) libgnu.a $(CURSES_LIBS)
rrace_motif_SOURCES = src/game.c src/x11.c src/game.h src/motif.h \
- src/colour.h src/ewmhicon.c src/ewmhicon.h \
+ src/colour.h src/ewmhicon.c src/icon.c \
src/version.c src/xcounter.c src/xcounter.h
rrace_motif_LDADD = $(libmotifmain_a_OBJECTS) $(libmotifui_a_OBJECTS) \
$(libglohelp_a_OBJECTS) libgnu.a $(MOTIF_LIBS) \
t_boardbit_LDADD = libgnu.a
$(t_boardbit_OBJECTS): $(gnulib_headers)
-t_ewmhicon_SOURCES = t/ewmhicon.c src/ewmhicon.c common/src/help.c
+t_ewmhicon_SOURCES = t/ewmhicon.c src/ewmhicon.c src/icon.c common/src/help.c
t_ewmhicon_LDADD = libgnu.a $(MOTIF_LIBS)
$(t_ewmhicon_OBJECTS): $(gnulib_headers)
# include <X11/Intrinsic.h>
# include <X11/Xatom.h>
#endif
+
#include "ewmhicon.h"
#include "colour.h"
+#include "icon.h"
-static unsigned long scale16to8(unsigned x)
-{
- return x*0xfful / 0xffff;
-}
-
-static unsigned long wm_pixel(const XColor *c)
-{
- return 0xff000000
- | scale16to8(c->red) << 16
- | scale16to8(c->green) << 8
- | scale16to8(c->blue);
-}
-
-static void format_row(unsigned long *row, const XColor *c,
- unsigned s, unsigned y, unsigned w, unsigned h)
-{
- unsigned x;
-
- for (x = 0; x < w; x++) {
- row[x] = wm_pixel(&c[COLOUR_PRIMARY]);
- if (x < s || y < s)
- row[x] = wm_pixel(&c[COLOUR_LIGHT]);
- if ((x+s >= w && x+y >= w) || (y+s >= h && x+y >= h))
- row[x] = wm_pixel(&c[COLOUR_DARK]);
- }
-}
+enum { ICON_16x16, ICON_24x24, ICON_32x32, ICON_48x48, ICON_MAX };
/*
- * The 16x16 icon is drawn with 1px shadow, 6x6 tiles, with 1 pixel cropped off
- * all the edge tiles
+ * Allocate storage for the EWMH _NET_WM_ICON array. The sizes array is
+ * populated with pointers to the beginning of each icon's pixel data. For
+ * example, sizes[ICON_24x24] points to the first pixel of the 24x24 image.
+ *
+ * The returned value can then be passed to XChangeProperty to set the icon,
+ * (use EWMH_ICON_NELEM for the number of elements) and must be freed by the
+ * caller.
*/
-void ewmh_tile16(unsigned long *icon, const XColor *c, int tile_x, int tile_y)
+static void *ewmh_icon_alloc(unsigned long **sizes)
{
- int out_x, out_y, out_w, y;
- unsigned long row[6];
-
- out_x = tile_x * 11 / 2;
- out_y = tile_y * 11 / 2;
- out_w = (5 + (tile_x == 1)) * sizeof row[0];
+ unsigned long *buf;
- for (y = 0+(tile_y == 0); y < 6-(tile_y == 2); y++) {
- format_row(row, c, 1, y, 6, 6);
- memcpy(&icon[16 * out_y++ + out_x], &row[tile_x == 0], out_w);
- }
-}
+ buf = calloc(sizeof *buf, EWMH_ICON_NELEM);
+ if (buf) {
+ sizes[ICON_16x16] = buf;
+ *sizes[ICON_16x16]++ = 16;
+ *sizes[ICON_16x16]++ = 16;
-/*
- * The 24x24 icon is drawn with 1px shadow and 8x8 tiles.
- */
-void ewmh_tile24(unsigned long *icon, const XColor *c, int tile_x, int tile_y)
-{
- int out_x, out_y, y;
- unsigned long row[8];
+ sizes[ICON_24x24] = sizes[ICON_16x16] + 16*16;
+ *sizes[ICON_24x24]++ = 24;
+ *sizes[ICON_24x24]++ = 24;
- out_x = tile_x * 8;
- out_y = tile_y * 8;
+ sizes[ICON_32x32] = sizes[ICON_24x24] + 24*24;
+ *sizes[ICON_32x32]++ = 32;
+ *sizes[ICON_32x32]++ = 32;
- for (y = 0; y < 8; y++) {
- format_row(row, c, 1, y, 8, 8);
- memcpy(&icon[24 * out_y++ + out_x], row, sizeof row);
+ sizes[ICON_48x48] = sizes[ICON_32x32] + 32*32;
+ *sizes[ICON_48x48]++ = 48;
+ *sizes[ICON_48x48]++ = 48;
}
+
+ return buf;
}
-/*
- * The 32x32 icon is drawn with 1px shadow with slightly uneven tiles on
- * an 11-10-11 pixel grid.
- */
-void ewmh_tile32(unsigned long *icon, const XColor *c, int tile_x, int tile_y)
+static unsigned long scale16to8(unsigned x)
{
- int out_x, out_y, out_w, out_h, y;
- unsigned long row[11];
-
- out_x = 10*tile_x + (tile_x > 0);
- out_y = 10*tile_y + (tile_y > 0);
- out_w = 10 + (tile_x != 1);
- out_h = 10 + (tile_y != 1);
-
- for (y = 0; y < out_h; y++) {
- format_row(row, c, 1, y, out_w, out_h);
- memcpy(&icon[32 * out_y++ + out_x], row, out_w * sizeof row[0]);
- }
+ return x*0xfful / 0xffff;
}
-/*
- * The 48x48 icon is drawn with 2px shadow and 16x16 tiles.
- */
-void ewmh_tile48(unsigned long *icon, const XColor *c, int tile_x, int tile_y)
+static unsigned long wm_pixel(const XColor *c)
{
- int out_x, out_y, y;
- unsigned long row[16];
+ return 0xff000000
+ | scale16to8(c->red) << 16
+ | scale16to8(c->green) << 8
+ | scale16to8(c->blue);
+}
- out_x = tile_x * 16;
- out_y = tile_y * 16;
+static void do_remap(void *icon, unsigned size, const XColor *map)
+{
+ unsigned char *index = icon;
+ unsigned long *argb = icon;
+ unsigned i, count = size*size;
- for (y = 0; y < 16; y++) {
- format_row(row, c, 2, y, 16, 16);
- memcpy(&icon[48 * out_y++ + out_x], row, sizeof row);
+ for (i = 0; i < count; i++) {
+ argb[count-i-1] = wm_pixel(map + index[count-i-1]);
}
}
-void *ewmh_icon_alloc(unsigned long **sizes)
+void *ewmh_icon_generate(const unsigned long *seq, const XColor *map)
{
- unsigned long *buf;
+ unsigned long *buf, *sizes[ICON_MAX];
+ unsigned i, j;
- buf = calloc(sizeof *buf, EWMH_ICON_NELEM);
- if (buf) {
- sizes[ICON_16x16] = buf;
- *sizes[ICON_16x16]++ = 16;
- *sizes[ICON_16x16]++ = 16;
+ buf = ewmh_icon_alloc(sizes);
+ if (!buf)
+ return NULL;
- sizes[ICON_24x24] = sizes[ICON_16x16] + 16*16;
- *sizes[ICON_24x24]++ = 24;
- *sizes[ICON_24x24]++ = 24;
+ for (i = 0; i < 9; i++) {
+ unsigned x = i%3, y = i/3;
- sizes[ICON_32x32] = sizes[ICON_24x24] + 24*24;
- *sizes[ICON_32x32]++ = 32;
- *sizes[ICON_32x32]++ = 32;
+ icon_tile16((void *)sizes[ICON_16x16], seq[i], x, y);
+ icon_tile24((void *)sizes[ICON_24x24], seq[i], x, y);
+ icon_tile32((void *)sizes[ICON_32x32], seq[i], x, y);
+ icon_tile48((void *)sizes[ICON_48x48], seq[i], x, y);
+ }
- sizes[ICON_48x48] = sizes[ICON_32x32] + 32*32;
- *sizes[ICON_48x48]++ = 48;
- *sizes[ICON_48x48]++ = 48;
+ for (i = 0; i < ICON_MAX; i++) {
+ /* Produces the sequence 16, 24, 32, 48 */
+ unsigned size = 16 + (1u<<i)/2 * 8;
+
+ do_remap(sizes[i], size, map);
}
return buf;
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
-#ifndef EWMHICON_H_
-#define EWMHICON_H_
+#ifndef RRACE_EWMHICON_H_
+#define RRACE_EWMHICON_H_
/*
* Define X_DISPLAY_MISSING to allow building without X11 (for test purposes)
unsigned short red, green, blue;
} XColor;
-typedef struct stub_widget *Widget;
-
#endif
/*
- * Helpers for drawing window icons in various sizes. The tileXX functions
- * draw one (out of 9) tiles at a particular size using a particular colour
- * set. Call for each tile position to draw a complete icon.
+ * Size of generated EWMH icon data (nelements argument to XChangeProperty).
*/
-enum { ICON_16x16, ICON_24x24, ICON_32x32, ICON_48x48, ICON_MAX };
#define EWMH_ICON_NELEM (2+16*16 + 2+24*24 + 2+32*32 + 2+48*48)
-void ewmh_tile16(unsigned long *icon, const XColor *c, int tile_x, int tile_y);
-void ewmh_tile24(unsigned long *icon, const XColor *c, int tile_x, int tile_y);
-void ewmh_tile32(unsigned long *icon, const XColor *c, int tile_x, int tile_y);
-void ewmh_tile48(unsigned long *icon, const XColor *c, int tile_x, int tile_y);
-
/*
- * Allocate storage for the EWMH _NET_WM_ICON array. The sizes array is
- * populated with pointers to the beginning of each icon's pixel data. For
- * example, sizes[ICON_24x24] points to the first pixel of the 24x24 image.
+ * Generate EWMH icon data based on a sequence of tile colours. Internally,
+ * this calls icon_tile16 and friends to draw each of the icon patterns.
+ *
+ * The sequence specifies the colour of all 9 icon tiles, beginning from the
+ * top left in row-major order. Each value specifies three offsets into
+ * the provided colour map, encoded in the same manner as icon_tile16 et al.
*
- * The returned value can then be passed to XChangeProperty to set the icon,
- * (use EWMH_ICON_NELEM for the number of elements) and must be freed by the
- * caller.
+ * Returns a newly-allocated buffer which is suitable for use directly with
+ * XChangeProperty, and should be freed by the caller.
+ *
+ * If allocation fails, a null pointer is returned.
*/
-void *ewmh_icon_alloc(unsigned long **sizes);
+void *ewmh_icon_generate(const unsigned long *seq, const XColor *map);
+#if !X_DISPLAY_MISSING
/*
* Check if the root window indicates support for EWMH icons. Returns 1 if
* supported, or 0 otherwise.
*/
int ewmh_probe_wm_icon(Widget shell);
+#endif
#endif
--- /dev/null
+/*
+ * Icon generation helpers for slide puzzle game
+ * Copyright © 2022 Nick Bowler
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <string.h>
+
+#include "colour.h"
+#include "icon.h"
+
+static void format_row(unsigned char *row, unsigned long c,
+ unsigned s, unsigned y, unsigned w, unsigned h)
+{
+ unsigned x;
+
+ for (x = 0; x < w; x++) {
+ row[x] = (c >> 8*COLOUR_PRIMARY) & 0xff;
+ if (x < s || y < s)
+ row[x] = (c >> 8*COLOUR_LIGHT) & 0xff;
+ if ((x+s >= w && x+y >= w) || (y+s >= h && x+y >= h))
+ row[x] = (c >> 8*COLOUR_DARK) & 0xff;
+ }
+}
+
+/*
+ * The 16x16 icon is drawn with 1px shadow, 6x6 tiles, with 1 pixel cropped
+ * off all the edge tiles.
+ */
+void icon_tile16(unsigned char *icon, unsigned long c, int tile_x, int tile_y)
+{
+ int out_x, out_y, out_w, y;
+ unsigned char row[6];
+
+ out_x = tile_x * 11 / 2;
+ out_y = tile_y * 11 / 2;
+ out_w = (5 + (tile_x == 1)) * sizeof row[0];
+
+ for (y = 0+(tile_y == 0); y < 6-(tile_y == 2); y++) {
+ format_row(row, c, 1, y, 6, 6);
+ memcpy(&icon[16 * out_y++ + out_x], &row[tile_x == 0], out_w);
+ }
+}
+
+/*
+ * The 24x24 icon is drawn with 1px shadow and 8x8 tiles.
+ */
+void icon_tile24(unsigned char *icon, unsigned long c, int tile_x, int tile_y)
+{
+ int out_x, out_y, y;
+
+ out_x = tile_x * 8;
+ out_y = tile_y * 8;
+
+ for (y = 0; y < 8; y++) {
+ format_row(&icon[24 * out_y++ + out_x], c, 1, y, 8, 8);
+ }
+}
+
+/*
+ * The 32x32 icon is drawn with 1px shadow with slightly uneven tiles on
+ * an 11-10-11 pixel grid.
+ */
+void icon_tile32(unsigned char *icon, unsigned long c, int tile_x, int tile_y)
+{
+ int out_x, out_y, out_w, out_h, y;
+
+ out_x = 10*tile_x + (tile_x > 0);
+ out_y = 10*tile_y + (tile_y > 0);
+ out_w = 10 + (tile_x != 1);
+ out_h = 10 + (tile_y != 1);
+
+ for (y = 0; y < out_h; y++) {
+ format_row(&icon[32 * out_y++ + out_x], c, 1, y, out_w, out_h);
+ }
+}
+
+/*
+ * The 48x48 icon is drawn with 2px shadow and 16x16 tiles.
+ */
+void icon_tile48(unsigned char *icon, unsigned long c, int tile_x, int tile_y)
+{
+ int out_x, out_y, y;
+
+ out_x = tile_x * 16;
+ out_y = tile_y * 16;
+
+ for (y = 0; y < 16; y++) {
+ format_row(&icon[48 * out_y++ + out_x], c, 2, y, 16, 16);
+ }
+}
--- /dev/null
+/*
+ * Icon generation helpers for slide puzzle game
+ * Copyright © 2022 Nick Bowler
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef RRACE_ICON_H_
+#define RRACE_ICON_H_
+
+/*
+ * Generate one tile of the program icon at various sizes, which is a 3x3 grid
+ * of coloured tiles.
+ *
+ * These functions all operate as follows:
+ *
+ * - icon points to the start of the complete image buffer, in row-major
+ * order. Each byte represents one pixel of the icon, so for example the
+ * 16x16 icon requires a 256-byte buffer.
+ *
+ * - c controls the byte values that are written to the icon for this tile.
+ * The least significant 8 bits of c encode the primary colour, bits 8-15
+ * encode the dark shade colour, and bits 16-23 encode the light shade
+ * colour.
+ *
+ * - tile_x and tile_y select which tile to render (each may be 0, 1 or 2).
+ *
+ * By calling the function 9 times with all combinations of tile_x/tile_y
+ * values, a complete icon is generated.
+ */
+
+void icon_tile16(unsigned char *icon, unsigned long c, int tile_x, int tile_y);
+void icon_tile24(unsigned char *icon, unsigned long c, int tile_x, int tile_y);
+void icon_tile32(unsigned char *icon, unsigned long c, int tile_x, int tile_y);
+void icon_tile48(unsigned char *icon, unsigned long c, int tile_x, int tile_y);
+
+#endif
#include "help.h"
#include "motif.h"
+#include "ewmhicon.h"
#include "motifopt.h"
#include "game.h"
#include "version.h"
#define RRACE_MOTIF_H_
#include <inttypes.h>
-#include "ewmhicon.h"
#include "colour.h"
#include "game.h"
#include <X11/StringDefs.h>
#include <X11/Xatom.h>
#include <X11/Shell.h>
+
#include "motif.h"
+#include "ewmhicon.h"
/* Size of the traditional icon pixmap (multiple of 3) */
#define ICON_SIZE 48
{
Display *display = XtDisplay(shell);
Dimension tilesz = ICON_SIZE/3;
- int i, j, tile;
-
- XColor colours[(TILE_MAX-1)*COLOUR_MAX];
- unsigned long *icons[ICON_MAX];
- void *wm_icon = NULL;
-
- if (state->use_ewmh_icons && (wm_icon = ewmh_icon_alloc(icons))) {
- Colormap cmap = DefaultColormapOfScreen(XtScreen(shell));
-
- for (i = 0; i < TILE_MAX-1; i++) {
- for (j = 0; j < COLOUR_MAX; j++) {
- XColor *c = &colours[i*COLOUR_MAX+j];
- c->pixel = state->tile_colour[i][j];
- }
- }
-
- XQueryColors(display, cmap, colours, i*j);
- }
+ unsigned long ewmhseq[9];
+ unsigned i;
for (i = 0; i < 9; i++) {
+ int tile;
+
tile = redraw_goal_tile(state, display, state->icon_pixmap,
- i%3, i/3, tilesz, tilesz);
+ i%3, i/3, tilesz, tilesz);
- if (wm_icon) {
- XColor *c = &colours[(tile-1)*COLOUR_MAX];
- ewmh_tile16(icons[ICON_16x16], c, i%3, i/3);
- ewmh_tile24(icons[ICON_24x24], c, i%3, i/3);
- ewmh_tile32(icons[ICON_32x32], c, i%3, i/3);
- ewmh_tile48(icons[ICON_48x48], c, i%3, i/3);
- }
+ ewmhseq[i] = COLOUR_MAX*0x10101 * (tile-1) + 0x20100;
}
/*
XtVaSetValues(shell, XtNiconPixmap, None, (char *)NULL);
XtVaSetValues(shell, XtNiconPixmap, state->icon_pixmap, (char *)NULL);
- if (wm_icon) {
+ if (state->use_ewmh_icons) {
Atom net_wm_icon = XInternAtom(display, "_NET_WM_ICON", FALSE);
+ Colormap cmap = DefaultColormapOfScreen(XtScreen(shell));
+ XColor colours[(TILE_MAX-1)*COLOUR_MAX];
+ void *wm_icon;
- XChangeProperty(display, XtWindow(shell), net_wm_icon,
- XA_CARDINAL, 32, PropModeReplace,
- wm_icon, EWMH_ICON_NELEM);
+ for (i = 0; i < XtNumber(colours); i++) {
+ uint_least32_t *p = state->tile_colour[0];
+ colours[i].pixel = p[i];
+ }
+ XQueryColors(display, cmap, colours, XtNumber(colours));
+ wm_icon = ewmh_icon_generate(ewmhseq, colours);
+ if (wm_icon) {
+ XChangeProperty(display, XtWindow(shell), net_wm_icon,
+ XA_CARDINAL, 32, PropModeReplace,
+ wm_icon, EWMH_ICON_NELEM);
+ }
free(wm_icon);
}
}
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <limits.h>
+#include <errno.h>
#include <assert.h>
#include <getopt.h>
#include "ewmhicon.h"
+#include "icon.h"
#include "colour.h"
#include "help.h"
puts("There is NO WARRANTY, to the extent permitted by law.");
}
-static const char sizes[][6] = {
- "16x16", "24x24", "32x32", "48x48"
-};
-
-static int to_size_enum(const char *arg)
+static void
+print_xpm(const char *colourseq, unsigned long size, unsigned long *icon_buf)
{
- char buf[8];
- unsigned i;
-
- if (!strchr(arg, 'x')) {
- sprintf(buf, "%.3sx%.3s", arg, arg);
- arg = buf;
- }
-
- for (i = 0; i < sizeof sizes / sizeof sizes[0]; i++) {
- if (!strcmp(arg, sizes[i]))
- return i;
- }
-
- return -1;
-}
-
-static void gen_icon(int size, const char *colourseq)
-{
- void (*tilefunc)(unsigned long *, const XColor *, int, int);
- static unsigned long icon_buf[48*48];
const char colourchars[21] = ".%+"",Rr""-Oo""'Yy"":Gg"";Bb"" Ww";
- unsigned i, j, x, y, w, h, n;
-
- switch (size) {
- case ICON_16x16: tilefunc = ewmh_tile16; w = h = 16; break;
- case ICON_24x24: tilefunc = ewmh_tile24; w = h = 24; break;
- case ICON_32x32: tilefunc = ewmh_tile32; w = h = 32; break;
- case ICON_48x48: tilefunc = ewmh_tile48; w = h = 48; break;
- default: assert(0);
- }
-
- for (i = 0; i < 9; i++) {
- const XColor *c;
-
- assert(colourseq[i] >= '0' && colourseq[i] <= '6');
- c = colours[colourseq[i]-'0'];
-
- tilefunc(icon_buf, c, i%3, i/3);
- }
+ unsigned w = size & 0xffff, h = (size >> 16) & 0xffff;
+ unsigned x, y, i, j, n;
n = 7;
for (i = 0; i < 7; i++)
printf("};\n");
}
-int decode_colourseq(char *out, const char *arg)
+static int decode_colourseq(char *out, const char *arg)
{
int i;
return 0;
}
+/* Convert the user sequence into a list of colour index specifiers */
+static unsigned long *expand_seq(unsigned long *out, const char *seq)
+{
+ int i;
+
+ for (i = 0; i < 9; i++) {
+ out[i] = 0x30303 * (seq[i]-'0') + 0x20100;
+ }
+
+ return out;
+}
+
+static unsigned long decode_size(char *size_spec)
+{
+ unsigned long w, h;
+ char c = 0;
+ size_t n;
+
+ n = strspn(size_spec, "0123456789");
+ switch (size_spec[n]) {
+ default:
+ goto err_invalid;
+ case 0: case 'x': case 'X':
+ c = size_spec[n];
+ size_spec[n] = 0;
+ }
+
+ w = strtoul(size_spec, NULL, 10);
+ size_spec[n] = c;
+ if (w > 0xffff)
+ goto err_range;
+
+ if (!c) {
+ h = w;
+ } else {
+ n = strspn(size_spec += n+1, "0123456789");
+ if (size_spec[n])
+ goto err_invalid;
+
+ h = strtoul(size_spec, NULL, 10);
+ if (h > 0xffff)
+ goto err_range;
+ }
+
+ return (h << 16) | w;
+err_range:
+ fprintf(stderr, "%s: %s: %s\n", progname, size_spec, strerror(ERANGE));
+ return 0;
+err_invalid:
+ fprintf(stderr, "%s: %s: %s\n", progname, size_spec,
+ "invalid size specification");
+ return 0;
+}
+
+static unsigned long *find_icon(unsigned long size, unsigned long *ewmhicon)
+{
+ unsigned long w = size & 0xffff, h = (size >> 16) & 0xffff;
+ unsigned long i;
+
+ if (!size)
+ return NULL;
+
+ for (i = 0; i < EWMH_ICON_NELEM-2;) {
+ unsigned long icon_w = ewmhicon[i];
+ unsigned long icon_h = ewmhicon[i+1];
+
+ if (w == icon_w && h == icon_h) {
+ i += 2;
+ break;
+ }
+
+ assert(icon_w < ULONG_MAX / icon_h);
+ assert(i < ULONG_MAX - icon_w*icon_h);
+ i += 2 + icon_w*icon_h;
+ }
+
+ if (i < EWMH_ICON_NELEM)
+ return &ewmhicon[i];
+
+ fprintf(stderr, "%s: error: no %lux%lu icon found\n", progname, w, h);
+ return NULL;
+}
+
int main(int argc, char **argv)
{
- char colourseq[9] = "000000000";
- int opt, size;
+ unsigned long *ewmhicon, *icon, size, buf[9];
+ char colourseq[10] = "000000000";
+ int opt;
if (argc > 0)
progname = argv[0];
return EXIT_FAILURE;
}
- size = to_size_enum(argv[optind]);
- if (size < 0) {
- printf("%s: error: invalid size %s\n", progname, argv[optind]);
- print_usage(stderr);
+ size = decode_size(argv[optind]);
+ if (!size)
+ return EXIT_FAILURE;
+
+ ewmhicon = ewmh_icon_generate(expand_seq(buf, colourseq), colours[0]);
+ if (!ewmhicon) {
+ fprintf(stderr, "%s: failed to allocate memory\n", progname);
return EXIT_FAILURE;
}
- gen_icon(size, colourseq);
+ icon = find_icon(size, ewmhicon);
+ if (!icon)
+ return EXIT_FAILURE;
+
+ print_xpm(colourseq, size, icon);
+
+ free(ewmhicon);
return 0;
}