280 lines
9.6 KiB
C
280 lines
9.6 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) 1995-1997 Spencer Kimball and Peter Mattis
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*
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* pikapropgui-hue-saturation.c
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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 "libpikawidgets/pikawidgets.h"
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#include "propgui-types.h"
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#include "operations/pikahuesaturationconfig.h"
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#include "operations/pikaoperationhuesaturation.h"
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#include "core/pikacontext.h"
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#include "widgets/pikapropwidgets.h"
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#include "pikapropgui.h"
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#include "pikapropgui-hue-saturation.h"
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#include "pika-intl.h"
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#define COLOR_WIDTH 40
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#define COLOR_HEIGHT 20
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static void
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hue_saturation_config_notify (GObject *object,
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const GParamSpec *pspec,
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GtkWidget *color_area)
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{
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PikaHueSaturationConfig *config = PIKA_HUE_SATURATION_CONFIG (object);
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PikaHueRange range;
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PikaRGB color;
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static const PikaRGB default_colors[7] =
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{
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{ 0, 0, 0, },
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{ 1.0, 0, 0, },
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{ 1.0, 1.0, 0, },
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{ 0, 1.0, 0, },
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{ 0, 1.0, 1.0, },
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{ 0, 0, 1.0, },
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{ 1.0, 0, 1.0, }
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};
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range = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (color_area),
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"hue-range"));
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color = default_colors[range];
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pika_operation_hue_saturation_map (config, &color, range, &color);
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pika_color_area_set_color (PIKA_COLOR_AREA (color_area), &color);
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}
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static void
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hue_saturation_range_callback (GtkWidget *widget,
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GObject *config)
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{
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if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget)))
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{
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PikaHueRange range;
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pika_radio_button_update (widget, &range);
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g_object_set (config,
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"range", range,
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NULL);
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}
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}
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static void
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hue_saturation_range_notify (GObject *object,
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const GParamSpec *pspec,
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GtkWidget *range_radio)
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{
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PikaHueSaturationConfig *config = PIKA_HUE_SATURATION_CONFIG (object);
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pika_int_radio_group_set_active (GTK_RADIO_BUTTON (range_radio),
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config->range);
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}
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GtkWidget *
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_pika_prop_gui_new_hue_saturation (GObject *config,
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GParamSpec **param_specs,
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guint n_param_specs,
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GeglRectangle *area,
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PikaContext *context,
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PikaCreatePickerFunc create_picker_func,
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PikaCreateControllerFunc create_controller_func,
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gpointer creator)
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{
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GtkWidget *main_vbox;
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GtkWidget *frame;
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GtkWidget *vbox;
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GtkWidget *grid;
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GtkWidget *scale;
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GtkWidget *button;
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GtkWidget *hbox;
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GtkWidget *range_radio;
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GSList *group = NULL;
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gint i;
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const struct
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{
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const gchar *label;
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const gchar *tooltip;
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gint label_col;
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gint label_row;
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gint frame_col;
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gint frame_row;
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}
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hue_range_grid[] =
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{
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{ N_("M_aster"), N_("Adjust all colors"), 2, 3, 0, 0 },
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{ N_("_R"), N_("Red"), 2, 1, 2, 0 },
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{ N_("_Y"), N_("Yellow"), 1, 2, 0, 2 },
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{ N_("_G"), N_("Green"), 1, 4, 0, 4 },
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{ N_("_C"), N_("Cyan"), 2, 5, 2, 6 },
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{ N_("_B"), N_("Blue"), 3, 4, 4, 4 },
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{ N_("_M"), N_("Magenta"), 3, 2, 4, 2 }
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};
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g_return_val_if_fail (G_IS_OBJECT (config), NULL);
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g_return_val_if_fail (param_specs != NULL, NULL);
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g_return_val_if_fail (n_param_specs > 0, NULL);
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g_return_val_if_fail (PIKA_IS_CONTEXT (context), NULL);
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main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
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frame = pika_frame_new (_("Select Primary Color to Adjust"));
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gtk_box_pack_start (GTK_BOX (main_vbox), frame, TRUE, TRUE, 0);
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gtk_widget_show (frame);
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
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gtk_container_add (GTK_CONTAINER (frame), vbox);
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gtk_widget_show (vbox);
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/* The grid containing hue ranges */
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grid = gtk_grid_new ();
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gtk_widget_set_halign (grid, GTK_ALIGN_CENTER);
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gtk_grid_set_column_spacing (GTK_GRID (grid), 4);
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gtk_grid_set_row_spacing (GTK_GRID (grid), 2);
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gtk_box_pack_start (GTK_BOX (vbox), grid, FALSE, FALSE, 0);
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/* the radio buttons for hue ranges */
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for (i = 0; i < G_N_ELEMENTS (hue_range_grid); i++)
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{
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button = gtk_radio_button_new_with_mnemonic (group,
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gettext (hue_range_grid[i].label));
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group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (button));
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g_object_set_data (G_OBJECT (button), "pika-item-data",
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GINT_TO_POINTER (i));
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pika_help_set_help_data (button,
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gettext (hue_range_grid[i].tooltip),
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NULL);
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if (i == 0)
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{
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gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON (button), FALSE);
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range_radio = button;
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}
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gtk_grid_attach (GTK_GRID (grid), button,
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hue_range_grid[i].label_col,
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hue_range_grid[i].label_row,
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1, 1);
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if (i > 0)
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{
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GtkWidget *color_area;
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PikaRGB color = { 0, };
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frame = gtk_frame_new (NULL);
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gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
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gtk_grid_attach (GTK_GRID (grid), frame,
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hue_range_grid[i].frame_col,
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hue_range_grid[i].frame_row,
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1, 1);
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gtk_widget_show (frame);
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color_area = pika_color_area_new (&color, PIKA_COLOR_AREA_FLAT, 0);
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gtk_widget_set_size_request (color_area, COLOR_WIDTH, COLOR_HEIGHT);
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gtk_container_add (GTK_CONTAINER (frame), color_area);
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gtk_widget_show (color_area);
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g_object_set_data (G_OBJECT (color_area), "hue-range",
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GINT_TO_POINTER (i));
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g_signal_connect_object (config, "notify",
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G_CALLBACK (hue_saturation_config_notify),
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color_area, 0);
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hue_saturation_config_notify (config, NULL, color_area);
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}
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g_signal_connect (button, "toggled",
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G_CALLBACK (hue_saturation_range_callback),
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config);
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gtk_widget_show (button);
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}
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gtk_widget_show (grid);
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/* Create the 'Overlap' option slider */
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scale = pika_prop_spin_scale_new (config, "overlap", 0.01, 0.1, 0);
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pika_prop_widget_set_factor (scale, 100.0, 1.0, 10.0, 1);
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pika_spin_scale_set_label (PIKA_SPIN_SCALE (scale), _("_Overlap"));
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gtk_box_pack_start (GTK_BOX (vbox), scale, FALSE, FALSE, 0);
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frame = pika_frame_new (_("Adjust Selected Color"));
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gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
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gtk_widget_show (frame);
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 4);
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gtk_container_add (GTK_CONTAINER (frame), vbox);
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gtk_widget_show (vbox);
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/* Create the hue scale widget */
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scale = pika_prop_spin_scale_new (config, "hue",
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1.0 / 180.0, 15.0 / 180.0, 0);
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pika_prop_widget_set_factor (scale, 180.0, 1.0, 15.0, 1);
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pika_spin_scale_set_label (PIKA_SPIN_SCALE (scale), _("_Hue"));
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gtk_box_pack_start (GTK_BOX (vbox), scale, FALSE, FALSE, 0);
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/* Create the lightness scale widget */
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scale = pika_prop_spin_scale_new (config, "lightness", 0.01, 0.1, 0);
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pika_prop_widget_set_factor (scale, 100.0, 1.0, 10.0, 1);
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pika_spin_scale_set_label (PIKA_SPIN_SCALE (scale), _("_Lightness"));
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gtk_box_pack_start (GTK_BOX (vbox), scale, FALSE, FALSE, 0);
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/* Create the saturation scale widget */
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scale = pika_prop_spin_scale_new (config, "saturation", 0.01, 0.1, 0);
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pika_prop_widget_set_factor (scale, 100.0, 1.0, 10.0, 1);
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pika_spin_scale_set_label (PIKA_SPIN_SCALE (scale), _("_Saturation"));
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gtk_box_pack_start (GTK_BOX (vbox), scale, FALSE, FALSE, 0);
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
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gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
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gtk_widget_show (hbox);
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button = gtk_button_new_with_mnemonic (_("R_eset Color"));
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gtk_box_pack_end (GTK_BOX (hbox), button, FALSE, FALSE, 0);
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gtk_widget_show (button);
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g_signal_connect_swapped (button, "clicked",
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G_CALLBACK (pika_hue_saturation_config_reset_range),
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config);
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g_signal_connect_object (config, "notify::range",
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G_CALLBACK (hue_saturation_range_notify),
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range_radio, 0);
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hue_saturation_range_notify (config, NULL, range_radio);
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return main_vbox;
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}
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