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Diffstat (limited to 'libgimpbase/gimpparasiteio.c')
| -rw-r--r-- | libgimpbase/gimpparasiteio.c | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/libgimpbase/gimpparasiteio.c b/libgimpbase/gimpparasiteio.c new file mode 100644 index 0000000..727048a --- /dev/null +++ b/libgimpbase/gimpparasiteio.c @@ -0,0 +1,204 @@ +/* LIBGIMP - The GIMP Library + * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball + * + * gimpparasiteio.c + * Copyright (C) 1999 Tor Lillqvist <tml@iki.fi> + * + * This library is free software: you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 3 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library. If not, see + * <https://www.gnu.org/licenses/>. + */ + +/* + * Functions for building and parsing string representations of + * various standard parasite types. + */ + +#include "config.h" + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include <glib.h> + +#include "gimpparasiteio.h" + + +/** + * SECTION: gimpparasiteio + * @title: gimpparasiteio + * @short_description: Utility functions to (de)serialize certain C + * structures to/from #GimpParasite's. + * @see_also: #GimpParasite + * + * Utility functions to (de)serialize certain C structures to/from* + * #GimpParasite's. + **/ + + +void +gimp_pixpipe_params_init (GimpPixPipeParams *params) +{ + gint i; + + g_return_if_fail (params != NULL); + + params->step = 100; + params->ncells = 1; + params->cellwidth = 1; + params->cellheight = 1; + params->dim = 1; + params->cols = 1; + params->rows = 1; + params->placement = g_strdup ("constant"); + + for (i = 0; i < GIMP_PIXPIPE_MAXDIM; i++) + params->selection[i] = g_strdup ("random"); + + params->rank[0] = 1; + for (i = 1; i < GIMP_PIXPIPE_MAXDIM; i++) + params->rank[i] = 0; +} + +void +gimp_pixpipe_params_parse (const gchar *string, + GimpPixPipeParams *params) +{ + gchar *copy; + gchar *p, *q, *r; + gint i; + + g_return_if_fail (string != NULL); + g_return_if_fail (params != NULL); + + copy = g_strdup (string); + + q = copy; + while ((p = strtok (q, " \r\n")) != NULL) + { + q = NULL; + r = strchr (p, ':'); + if (r) + *r = 0; + + if (strcmp (p, "ncells") == 0) + { + if (r) + params->ncells = atoi (r + 1); + } + else if (strcmp (p, "step") == 0) + { + if (r) + params->step = atoi (r + 1); + } + else if (strcmp (p, "dim") == 0) + { + if (r) + { + params->dim = atoi (r + 1); + params->dim = CLAMP (params->dim, 1, GIMP_PIXPIPE_MAXDIM); + } + } + else if (strcmp (p, "cols") == 0) + { + if (r) + params->cols = atoi (r + 1); + } + else if (strcmp (p, "rows") == 0) + { + if (r) + params->rows = atoi (r + 1); + } + else if (strcmp (p, "cellwidth") == 0) + { + if (r) + params->cellwidth = atoi (r + 1); + } + else if (strcmp (p, "cellheight") == 0) + { + if (r) + params->cellheight = atoi (r + 1); + } + else if (strcmp (p, "placement") == 0) + { + if (r) + { + g_free (params->placement); + params->placement = g_strdup (r + 1); + } + } + else if (strncmp (p, "rank", strlen ("rank")) == 0 && r) + { + if (r) + { + i = atoi (p + strlen ("rank")); + if (i >= 0 && i < params->dim) + params->rank[i] = atoi (r + 1); + } + } + else if (strncmp (p, "sel", strlen ("sel")) == 0 && r) + { + if (r) + { + i = atoi (p + strlen ("sel")); + if (i >= 0 && i < params->dim) + { + g_free (params->selection[i]); + params->selection[i] = g_strdup (r + 1); + } + } + } + if (r) + *r = ':'; + } + + g_free (copy); +} + +gchar * +gimp_pixpipe_params_build (GimpPixPipeParams *params) +{ + GString *str; + gint i; + + g_return_val_if_fail (params != NULL, NULL); + + str = g_string_new (NULL); + + g_string_printf (str, "ncells:%d cellwidth:%d cellheight:%d " + "step:%d dim:%d cols:%d rows:%d placement:%s", + params->ncells, params->cellwidth, params->cellheight, + params->step, params->dim, + params->cols, params->rows, + params->placement); + + for (i = 0; i < params->dim; i++) + { + g_string_append_printf (str, " rank%d:%d", i, params->rank[i]); + g_string_append_printf (str, " sel%d:%s", i, params->selection[i]); + } + + return g_string_free (str, FALSE); +} + +void +gimp_pixpipe_params_free (GimpPixPipeParams *params) +{ + gint i; + + g_free (params->placement); + + for (i = 0; i < GIMP_PIXPIPE_MAXDIM; i++) + g_free (params->selection[i]); +} |