408 lines
15 KiB
C
408 lines
15 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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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 3 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, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <gegl.h>
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#include <gtk/gtk.h>
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#include "libpikabase/pikabase.h"
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#include "libpikaconfig/pikaconfig.h"
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#include "libpikawidgets/pikawidgets.h"
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#include "tools-types.h"
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#include "core/pikadata.h"
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#include "core/pikadatafactory.h"
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#include "core/pika-gradients.h"
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#include "widgets/pikapropwidgets.h"
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#include "widgets/pikaviewablebox.h"
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#include "widgets/pikawidgets-utils.h"
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#include "pikagradientoptions.h"
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#include "pikapaintoptions-gui.h"
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#include "pika-intl.h"
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enum
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{
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PROP_0,
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PROP_OFFSET,
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PROP_GRADIENT_TYPE,
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PROP_DISTANCE_METRIC,
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PROP_SUPERSAMPLE,
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PROP_SUPERSAMPLE_DEPTH,
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PROP_SUPERSAMPLE_THRESHOLD,
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PROP_DITHER,
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PROP_INSTANT,
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PROP_MODIFY_ACTIVE
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};
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static void pika_gradient_options_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec);
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static void pika_gradient_options_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec);
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static void gradient_options_repeat_gradient_type_notify (PikaGradientOptions *options,
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GParamSpec *pspec,
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GtkWidget *repeat_combo);
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static void gradient_options_metric_gradient_type_notify (PikaGradientOptions *options,
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GParamSpec *pspec,
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GtkWidget *repeat_combo);
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G_DEFINE_TYPE (PikaGradientOptions, pika_gradient_options,
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PIKA_TYPE_PAINT_OPTIONS)
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static void
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pika_gradient_options_class_init (PikaGradientOptionsClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->set_property = pika_gradient_options_set_property;
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object_class->get_property = pika_gradient_options_get_property;
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PIKA_CONFIG_PROP_DOUBLE (object_class, PROP_OFFSET,
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"offset",
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_("Offset"),
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NULL,
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0.0, 100.0, 0.0,
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PIKA_PARAM_STATIC_STRINGS);
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PIKA_CONFIG_PROP_ENUM (object_class, PROP_GRADIENT_TYPE,
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"gradient-type",
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_("Shape"),
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NULL,
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PIKA_TYPE_GRADIENT_TYPE,
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PIKA_GRADIENT_LINEAR,
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PIKA_PARAM_STATIC_STRINGS);
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PIKA_CONFIG_PROP_ENUM (object_class, PROP_DISTANCE_METRIC,
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"distance-metric",
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_("Metric"),
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_("Metric to use for the distance calculation"),
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GEGL_TYPE_DISTANCE_METRIC,
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GEGL_DISTANCE_METRIC_EUCLIDEAN,
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PIKA_PARAM_STATIC_STRINGS);
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PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_SUPERSAMPLE,
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"supersample",
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_("Adaptive Supersampling"),
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NULL,
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FALSE,
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PIKA_PARAM_STATIC_STRINGS);
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PIKA_CONFIG_PROP_INT (object_class, PROP_SUPERSAMPLE_DEPTH,
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"supersample-depth",
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_("Max depth"),
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NULL,
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1, 9, 3,
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PIKA_PARAM_STATIC_STRINGS);
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PIKA_CONFIG_PROP_DOUBLE (object_class, PROP_SUPERSAMPLE_THRESHOLD,
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"supersample-threshold",
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_("Threshold"),
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NULL,
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0.0, 4.0, 0.2,
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PIKA_PARAM_STATIC_STRINGS);
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PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_DITHER,
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"dither",
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_("Dithering"),
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NULL,
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TRUE,
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PIKA_PARAM_STATIC_STRINGS);
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PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_INSTANT,
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"instant",
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_("Instant mode"),
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_("Commit gradient instantly"),
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FALSE,
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PIKA_PARAM_STATIC_STRINGS);
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PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_MODIFY_ACTIVE,
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"modify-active",
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_("Modify active gradient"),
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_("Modify the active gradient in-place"),
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FALSE,
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PIKA_PARAM_STATIC_STRINGS);
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}
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static void
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pika_gradient_options_init (PikaGradientOptions *options)
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{
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}
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static void
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pika_gradient_options_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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PikaGradientOptions *options = PIKA_GRADIENT_OPTIONS (object);
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switch (property_id)
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{
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case PROP_OFFSET:
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options->offset = g_value_get_double (value);
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break;
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case PROP_GRADIENT_TYPE:
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options->gradient_type = g_value_get_enum (value);
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break;
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case PROP_DISTANCE_METRIC:
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options->distance_metric = g_value_get_enum (value);
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break;
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case PROP_SUPERSAMPLE:
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options->supersample = g_value_get_boolean (value);
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break;
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case PROP_SUPERSAMPLE_DEPTH:
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options->supersample_depth = g_value_get_int (value);
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break;
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case PROP_SUPERSAMPLE_THRESHOLD:
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options->supersample_threshold = g_value_get_double (value);
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break;
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case PROP_DITHER:
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options->dither = g_value_get_boolean (value);
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break;
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case PROP_INSTANT:
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options->instant = g_value_get_boolean (value);
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break;
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case PROP_MODIFY_ACTIVE:
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options->modify_active = g_value_get_boolean (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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pika_gradient_options_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec)
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{
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PikaGradientOptions *options = PIKA_GRADIENT_OPTIONS (object);
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switch (property_id)
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{
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case PROP_OFFSET:
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g_value_set_double (value, options->offset);
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break;
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case PROP_GRADIENT_TYPE:
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g_value_set_enum (value, options->gradient_type);
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break;
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case PROP_DISTANCE_METRIC:
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g_value_set_enum (value, options->distance_metric);
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break;
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case PROP_SUPERSAMPLE:
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g_value_set_boolean (value, options->supersample);
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break;
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case PROP_SUPERSAMPLE_DEPTH:
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g_value_set_int (value, options->supersample_depth);
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break;
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case PROP_SUPERSAMPLE_THRESHOLD:
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g_value_set_double (value, options->supersample_threshold);
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break;
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case PROP_DITHER:
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g_value_set_boolean (value, options->dither);
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break;
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case PROP_INSTANT:
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g_value_set_boolean (value, options->instant);
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break;
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case PROP_MODIFY_ACTIVE:
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g_value_set_boolean (value, options->modify_active);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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GtkWidget *
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pika_gradient_options_gui (PikaToolOptions *tool_options)
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{
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GObject *config = G_OBJECT (tool_options);
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PikaContext *context = PIKA_CONTEXT (tool_options);
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PikaGradientOptions *options = PIKA_GRADIENT_OPTIONS (tool_options);
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GtkWidget *vbox = pika_paint_options_gui (tool_options);
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GtkWidget *vbox2;
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GtkWidget *frame;
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GtkWidget *scale;
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GtkWidget *combo;
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GtkWidget *button;
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GtkWidget *label;
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gchar *str;
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GdkModifierType extend_mask;
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PikaGradient *gradient;
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extend_mask = pika_get_extend_selection_mask ();
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/* the gradient */
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button = pika_prop_gradient_box_new (NULL, PIKA_CONTEXT (tool_options),
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_("Gradient"), 2,
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"gradient-view-type",
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"gradient-view-size",
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"gradient-reverse",
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"gradient-blend-color-space",
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"pika-gradient-editor",
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_("Edit this gradient"));
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gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
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/* the blend color space */
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combo = pika_prop_enum_combo_box_new (config, "gradient-blend-color-space",
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0, 0);
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pika_int_combo_box_set_label (PIKA_INT_COMBO_BOX (combo),
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_("Blend Color Space"));
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g_object_set (combo, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
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gtk_box_pack_start (GTK_BOX (vbox), combo, TRUE, TRUE, 0);
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/* the gradient type menu */
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combo = pika_prop_enum_combo_box_new (config, "gradient-type", 0, 0);
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pika_int_combo_box_set_label (PIKA_INT_COMBO_BOX (combo), _("Shape"));
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g_object_set (combo, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
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pika_enum_combo_box_set_icon_prefix (PIKA_ENUM_COMBO_BOX (combo),
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"pika-gradient");
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gtk_box_pack_start (GTK_BOX (vbox), combo, FALSE, FALSE, 0);
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/* the distance metric menu */
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combo = pika_prop_enum_combo_box_new (config, "distance-metric", 0, 0);
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pika_int_combo_box_set_label (PIKA_INT_COMBO_BOX (combo), _("Metric"));
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g_object_set (combo, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
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gtk_box_pack_start (GTK_BOX (vbox), combo, FALSE, FALSE, 0);
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g_signal_connect (config, "notify::gradient-type",
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G_CALLBACK (gradient_options_metric_gradient_type_notify),
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combo);
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gradient_options_metric_gradient_type_notify (options, NULL, combo);
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/* the repeat option */
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combo = pika_prop_enum_combo_box_new (config, "gradient-repeat", 0, 0);
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pika_int_combo_box_set_label (PIKA_INT_COMBO_BOX (combo), _("Repeat"));
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g_object_set (combo, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
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gtk_box_pack_start (GTK_BOX (vbox), combo, FALSE, FALSE, 0);
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g_signal_connect (config, "notify::gradient-type",
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G_CALLBACK (gradient_options_repeat_gradient_type_notify),
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combo);
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gradient_options_repeat_gradient_type_notify (options, NULL, combo);
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/* the offset scale */
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scale = pika_prop_spin_scale_new (config, "offset",
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1.0, 10.0, 1);
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gtk_box_pack_start (GTK_BOX (vbox), scale, FALSE, FALSE, 0);
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/* the dither toggle */
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button = pika_prop_check_button_new (config, "dither", NULL);
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gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
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/* supersampling options */
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vbox2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
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frame = pika_prop_expanding_frame_new (config, "supersample", NULL,
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vbox2, NULL);
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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/* max depth scale */
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scale = pika_prop_spin_scale_new (config, "supersample-depth",
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1.0, 1.0, 0);
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gtk_box_pack_start (GTK_BOX (vbox2), scale, FALSE, FALSE, 0);
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/* threshold scale */
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scale = pika_prop_spin_scale_new (config, "supersample-threshold",
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0.01, 0.1, 2);
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gtk_box_pack_start (GTK_BOX (vbox2), scale, FALSE, FALSE, 0);
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/* the instant toggle */
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str = g_strdup_printf (_("Instant mode (%s)"),
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pika_get_mod_string (extend_mask));
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button = pika_prop_check_button_new (config, "instant", str);
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gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
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g_free (str);
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options->instant_toggle = button;
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/* the modify active toggle */
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vbox2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
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frame = pika_prop_expanding_frame_new (config, "modify-active", NULL,
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vbox2, NULL);
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gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
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options->modify_active_frame = frame;
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label = gtk_label_new (_("The active gradient is non-writable "
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"and cannot be edited directly. "
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"Uncheck this option "
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"to edit a copy of it."));
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gtk_box_pack_start (GTK_BOX (vbox2), label, TRUE, TRUE, 0);
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gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
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gtk_label_set_width_chars (GTK_LABEL (label), 24);
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gtk_label_set_xalign (GTK_LABEL (label), 0.0);
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pika_label_set_attributes (GTK_LABEL (label),
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PANGO_ATTR_STYLE, PANGO_STYLE_ITALIC,
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-1);
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options->modify_active_hint = label;
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gradient = pika_context_get_gradient (PIKA_CONTEXT (options));
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gtk_widget_set_sensitive (options->modify_active_frame,
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gradient !=
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pika_gradients_get_custom (context->pika));
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gtk_widget_set_visible (options->modify_active_hint,
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gradient &&
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! pika_data_is_writable (PIKA_DATA (gradient)));
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return vbox;
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}
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static void
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gradient_options_repeat_gradient_type_notify (PikaGradientOptions *options,
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GParamSpec *pspec,
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GtkWidget *repeat_combo)
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{
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gtk_widget_set_sensitive (repeat_combo,
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options->gradient_type < PIKA_GRADIENT_SHAPEBURST_ANGULAR);
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}
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static void
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gradient_options_metric_gradient_type_notify (PikaGradientOptions *options,
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GParamSpec *pspec,
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GtkWidget *repeat_combo)
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{
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gtk_widget_set_sensitive (repeat_combo,
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options->gradient_type >= PIKA_GRADIENT_SHAPEBURST_ANGULAR &&
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options->gradient_type <= PIKA_GRADIENT_SHAPEBURST_DIMPLED);
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}
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