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-rw-r--r--app/propgui/gimppropgui-convolution-matrix.c309
1 files changed, 309 insertions, 0 deletions
diff --git a/app/propgui/gimppropgui-convolution-matrix.c b/app/propgui/gimppropgui-convolution-matrix.c
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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
+ *
+ * gimppropgui-convolution-matrix.c
+ * Copyright (C) 2002-2014 Michael Natterer <mitch@gimp.org>
+ * Sven Neumann <sven@gimp.org>
+ *
+ * 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 <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "propgui-types.h"
+
+#include "core/gimpcontext.h"
+
+#include "gimppropgui.h"
+#include "gimppropgui-convolution-matrix.h"
+#include "gimppropgui-generic.h"
+
+#include "gimp-intl.h"
+
+
+static const gchar *
+convolution_matrix_prop_name (gint x,
+ gint y)
+{
+ static const gchar * const prop_names[5][5] = {
+ {"a1", "a2", "a3", "a4", "a5"},
+ {"b1", "b2", "b3", "b4", "b5"},
+ {"c1", "c2", "c3", "c4", "c5"},
+ {"d1", "d2", "d3", "d4", "d5"},
+ {"e1", "e2", "e3", "e4", "e5"}};
+
+ return prop_names[x][y];
+}
+
+static void
+convolution_matrix_rotate_flip (GtkWidget *button,
+ GObject *config)
+{
+ gint rotate = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (button),
+ "convolution-matrix-rotate"));
+ gint flip = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (button),
+ "convolution-matrix-flip"));
+ gint x, y;
+
+ while (rotate--)
+ {
+ for (y = 0; y < 2; y++)
+ {
+ for (x = y; x < 4 - y; x++)
+ {
+ gint i;
+ gdouble temp;
+
+ g_object_get (config,
+ convolution_matrix_prop_name (x, y), &temp,
+ NULL);
+
+ for (i = 0; i < 4; i++)
+ {
+ gint next_x, next_y;
+ gdouble val;
+
+ next_x = 4 - y;
+ next_y = x;
+
+ if (i < 3)
+ {
+ g_object_get (config,
+ convolution_matrix_prop_name (next_x, next_y), &val,
+ NULL);
+ }
+ else
+ {
+ val = temp;
+ }
+
+ g_object_set (config,
+ convolution_matrix_prop_name (x, y), val,
+ NULL);
+
+ x = next_x;
+ y = next_y;
+ }
+ }
+ }
+ }
+
+ while (flip--)
+ {
+ for (y = 0; y < 5; y++)
+ {
+ for (x = 0; x < 2; x++)
+ {
+ gdouble val1, val2;
+
+ g_object_get (config,
+ convolution_matrix_prop_name (x, y), &val1,
+ NULL);
+ g_object_get (config,
+ convolution_matrix_prop_name (4 - x, y), &val2,
+ NULL);
+
+ g_object_set (config,
+ convolution_matrix_prop_name (x, y), val2,
+ NULL);
+ g_object_set (config,
+ convolution_matrix_prop_name (4 - x, y), val1,
+ NULL);
+ }
+ }
+ }
+}
+
+GtkWidget *
+_gimp_prop_gui_new_convolution_matrix (GObject *config,
+ GParamSpec **param_specs,
+ guint n_param_specs,
+ GeglRectangle *area,
+ GimpContext *context,
+ GimpCreatePickerFunc create_picker_func,
+ GimpCreateControllerFunc create_controller_func,
+ gpointer creator)
+{
+ GtkWidget *main_vbox;
+ GtkWidget *vbox;
+ GtkWidget *table;
+ GtkWidget *hbox;
+ GtkWidget *scale;
+ GtkWidget *vbox2;
+ const gchar *label;
+ gint x, y;
+
+ g_return_val_if_fail (G_IS_OBJECT (config), NULL);
+ g_return_val_if_fail (param_specs != NULL, NULL);
+ g_return_val_if_fail (n_param_specs > 0, NULL);
+ g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
+
+ main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
+
+ vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
+ gtk_box_pack_start (GTK_BOX (main_vbox), vbox, FALSE, FALSE, 0);
+ gtk_widget_show (vbox);
+
+ /* matrix */
+
+ table = gtk_table_new (5, 5, TRUE);
+ gtk_table_set_row_spacings (GTK_TABLE (table), 2);
+ gtk_table_set_col_spacings (GTK_TABLE (table), 4);
+ gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
+ gtk_widget_show (table);
+
+ for (y = 0; y < 5; y++)
+ {
+ for (x = 0; x < 5; x++)
+ {
+ GtkWidget *spin;
+
+ spin = gimp_prop_spin_button_new (config,
+ convolution_matrix_prop_name (x, y),
+ 1.0, 10.0, 2);
+ gtk_entry_set_width_chars (GTK_ENTRY (spin), 8);
+ gtk_table_attach (GTK_TABLE (table), spin,
+ x, x + 1, y, y + 1,
+ GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND,
+ 0, 0);
+ gtk_widget_show (spin);
+ }
+ }
+
+ /* rotate / flip buttons */
+ {
+ typedef struct
+ {
+ const gchar *tooltip;
+ const gchar *icon_name;
+ gint rotate;
+ gint flip;
+ } ButtonInfo;
+
+ gint i;
+ const ButtonInfo buttons[] = {
+ {
+ .tooltip = _("Rotate matrix 90° counter-clockwise"),
+ .icon_name = GIMP_ICON_OBJECT_ROTATE_270,
+ .rotate = 1,
+ .flip = 0
+ },
+ {
+ .tooltip = _("Rotate matrix 90° clockwise"),
+ .icon_name = GIMP_ICON_OBJECT_ROTATE_90,
+ .rotate = 3,
+ .flip = 0
+ },
+ {
+ .tooltip = _("Flip matrix horizontally"),
+ .icon_name = GIMP_ICON_OBJECT_FLIP_HORIZONTAL,
+ .rotate = 0,
+ .flip = 1
+ },
+ {
+ .tooltip = _("Flip matrix vertically"),
+ .icon_name = GIMP_ICON_OBJECT_FLIP_VERTICAL,
+ .rotate = 2,
+ .flip = 1
+ }};
+
+ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+ gtk_widget_show (hbox);
+
+ for (i = 0; i < G_N_ELEMENTS (buttons); i++)
+ {
+ const ButtonInfo *info = &buttons[i];
+ GtkWidget *button;
+ GtkWidget *image;
+
+ button = gtk_button_new ();
+ gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
+ gtk_widget_set_tooltip_text (button, info->tooltip);
+ gtk_widget_set_can_focus (button, FALSE);
+ gtk_button_set_relief (GTK_BUTTON (button), GTK_RELIEF_NONE);
+ gtk_widget_show (button);
+
+ image = gtk_image_new_from_icon_name (info->icon_name,
+ GTK_ICON_SIZE_BUTTON);
+ gtk_container_add (GTK_CONTAINER (button), image);
+ gtk_widget_show (image);
+
+ g_object_set_data (G_OBJECT (button),
+ "convolution-matrix-rotate",
+ GINT_TO_POINTER (info->rotate));
+ g_object_set_data (G_OBJECT (button),
+ "convolution-matrix-flip",
+ GINT_TO_POINTER (info->flip));
+
+ g_signal_connect (button, "clicked",
+ G_CALLBACK (convolution_matrix_rotate_flip),
+ config);
+ }
+ }
+
+ vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
+ gtk_box_pack_start (GTK_BOX (main_vbox), vbox, FALSE, FALSE, 0);
+ gtk_widget_show (vbox);
+
+ /* divisor / offset spin scales */
+
+ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
+ gtk_box_set_homogeneous (GTK_BOX (hbox), TRUE);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+ gtk_widget_show (hbox);
+
+ scale = gimp_prop_widget_new (config, "divisor",
+ area, context, NULL, NULL, NULL, &label);
+ gtk_box_pack_start (GTK_BOX (hbox), scale, TRUE, TRUE, 0);
+ gtk_widget_show (scale);
+
+ scale = gimp_prop_widget_new (config, "offset",
+ area, context, NULL, NULL, NULL, &label);
+ gtk_box_pack_start (GTK_BOX (hbox), scale, TRUE, TRUE, 0);
+ gtk_widget_show (scale);
+
+ /* rest of the properties */
+
+ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 4);
+ gtk_box_set_homogeneous (GTK_BOX (hbox), TRUE);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
+ gtk_widget_show (hbox);
+
+ vbox2 = _gimp_prop_gui_new_generic (config,
+ param_specs + 27, 4,
+ area, context,
+ create_picker_func,
+ create_controller_func,
+ creator);
+ gtk_box_pack_start (GTK_BOX (hbox), vbox2, TRUE, TRUE, 0);
+ gtk_widget_show (vbox2);
+
+ vbox2 = _gimp_prop_gui_new_generic (config,
+ param_specs + 31,
+ n_param_specs - 31,
+ area, context,
+ create_picker_func,
+ create_controller_func,
+ creator);
+ gtk_box_pack_start (GTK_BOX (hbox), vbox2, TRUE, TRUE, 0);
+ gtk_widget_show (vbox2);
+
+ return main_vbox;
+}
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