PIKApp/app/core/pikabrushgenerated-save.c

124 lines
3.8 KiB
C

/* PIKA - Photo and Image Kooker Application
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
*
* Original copyright, applying to most contents (license remains unchanged):
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* pika_brush_generated module Copyright 1998 Jay Cox <jaycox@earthlink.net>
*
* 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 <gdk-pixbuf/gdk-pixbuf.h>
#include <gegl.h>
#include "libpikabase/pikabase.h"
#include "core-types.h"
#include "pikabrushgenerated.h"
#include "pikabrushgenerated-save.h"
#include "pika-intl.h"
gboolean
pika_brush_generated_save (PikaData *data,
GOutputStream *output,
GError **error)
{
PikaBrushGenerated *brush = PIKA_BRUSH_GENERATED (data);
const gchar *name = pika_object_get_name (data);
GString *string;
gchar buf[G_ASCII_DTOSTR_BUF_SIZE];
gboolean have_shape = FALSE;
g_return_val_if_fail (name != NULL && *name != '\0', FALSE);
/* write magic header */
string = g_string_new ("PIKA-VBR\n");
/* write version */
if (brush->shape != PIKA_BRUSH_GENERATED_CIRCLE || brush->spikes > 2)
{
g_string_append (string, "1.5\n");
have_shape = TRUE;
}
else
{
g_string_append (string, "1.0\n");
}
/* write name */
g_string_append_printf (string, "%.255s\n", name);
if (have_shape)
{
GEnumClass *enum_class;
GEnumValue *shape_val;
enum_class = g_type_class_peek (PIKA_TYPE_BRUSH_GENERATED_SHAPE);
/* write shape */
shape_val = g_enum_get_value (enum_class, brush->shape);
g_string_append_printf (string, "%s\n", shape_val->value_nick);
}
/* write brush spacing */
g_string_append_printf (string, "%s\n",
g_ascii_dtostr (buf, G_ASCII_DTOSTR_BUF_SIZE,
pika_brush_get_spacing (PIKA_BRUSH (brush))));
/* write brush radius */
g_string_append_printf (string, "%s\n",
g_ascii_dtostr (buf, G_ASCII_DTOSTR_BUF_SIZE,
brush->radius));
if (have_shape)
{
/* write brush spikes */
g_string_append_printf (string, "%d\n", brush->spikes);
}
/* write brush hardness */
g_string_append_printf (string, "%s\n",
g_ascii_dtostr (buf, G_ASCII_DTOSTR_BUF_SIZE,
brush->hardness));
/* write brush aspect_ratio */
g_string_append_printf (string, "%s\n",
g_ascii_dtostr (buf, G_ASCII_DTOSTR_BUF_SIZE,
brush->aspect_ratio));
/* write brush angle */
g_string_append_printf (string, "%s\n",
g_ascii_dtostr (buf, G_ASCII_DTOSTR_BUF_SIZE,
brush->angle));
if (! g_output_stream_write_all (output, string->str, string->len,
NULL, NULL, error))
{
g_string_free (string, TRUE);
return FALSE;
}
g_string_free (string, TRUE);
return TRUE;
}