gimp/app/propgui/gimppropgui-convolution-mat...

302 lines
9.7 KiB
C

/* 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", "b1", "c1", "d1", "e1"},
{"a2", "b2", "c2", "d2", "e2"},
{"a3", "b3", "c3", "d3", "e3"},
{"a4", "b4", "c4", "d4", "e4"},
{"a5", "b5", "c5", "d5", "e5"}};
return prop_names[y][x];
}
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 *grid;
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 */
grid = gtk_grid_new ();
gtk_grid_set_row_spacing (GTK_GRID (grid), 2);
gtk_grid_set_column_spacing (GTK_GRID (grid), 4);
gtk_box_pack_start (GTK_BOX (vbox), grid, FALSE, FALSE, 0);
gtk_widget_show (grid);
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_grid_attach (GTK_GRID (grid), spin, x, y, 1, 1);
}
}
/* 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);
scale = gimp_prop_widget_new (config, "offset",
area, context, NULL, NULL, NULL, &label);
gtk_box_pack_start (GTK_BOX (hbox), scale, TRUE, TRUE, 0);
/* 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);
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);
return main_vbox;
}