gimp/app/widgets/gimpgrideditor.c

338 lines
12 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* GimpGridEditor
* Copyright (C) 2003 Henrik Brix Andersen <brix@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 <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "widgets-types.h"
#include "core/gimpcontext.h"
#include "core/gimpgrid.h"
#include "core/gimpmarshal.h"
#include "gimpcolorpanel.h"
#include "gimpgrideditor.h"
#include "gimppropwidgets.h"
#include "gimp-intl.h"
#define GRID_EDITOR_DEFAULT_RESOLUTION 72.0
#define GRID_EDITOR_COLOR_BUTTON_WIDTH 60
#define GRID_EDITOR_COLOR_BUTTON_HEIGHT 24
enum
{
PROP_0,
PROP_GRID,
PROP_CONTEXT,
PROP_XRESOLUTION,
PROP_YRESOLUTION
};
static void gimp_grid_editor_constructed (GObject *object);
static void gimp_grid_editor_finalize (GObject *object);
static void gimp_grid_editor_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_grid_editor_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
G_DEFINE_TYPE (GimpGridEditor, gimp_grid_editor, GTK_TYPE_BOX)
#define parent_class gimp_grid_editor_parent_class
static void
gimp_grid_editor_class_init (GimpGridEditorClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->constructed = gimp_grid_editor_constructed;
object_class->set_property = gimp_grid_editor_set_property;
object_class->get_property = gimp_grid_editor_get_property;
object_class->finalize = gimp_grid_editor_finalize;
g_object_class_install_property (object_class, PROP_GRID,
g_param_spec_object ("grid", NULL, NULL,
GIMP_TYPE_GRID,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_CONTEXT,
g_param_spec_object ("context", NULL, NULL,
GIMP_TYPE_CONTEXT,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_XRESOLUTION,
g_param_spec_double ("xresolution", NULL, NULL,
GIMP_MIN_RESOLUTION,
GIMP_MAX_RESOLUTION,
GRID_EDITOR_DEFAULT_RESOLUTION,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_YRESOLUTION,
g_param_spec_double ("yresolution", NULL, NULL,
GIMP_MIN_RESOLUTION,
GIMP_MAX_RESOLUTION,
GRID_EDITOR_DEFAULT_RESOLUTION,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
}
static void
gimp_grid_editor_init (GimpGridEditor *editor)
{
gtk_orientable_set_orientation (GTK_ORIENTABLE (editor),
GTK_ORIENTATION_VERTICAL);
gtk_box_set_spacing (GTK_BOX (editor), 12);
}
static void
gimp_grid_editor_constructed (GObject *object)
{
GimpGridEditor *editor = GIMP_GRID_EDITOR (object);
GtkWidget *frame;
GtkWidget *hbox;
GtkWidget *table;
GtkWidget *style;
GtkWidget *color_button;
GtkWidget *sizeentry;
G_OBJECT_CLASS (parent_class)->constructed (object);
g_assert (editor->grid != NULL);
frame = gimp_frame_new (_("Appearance"));
gtk_box_pack_start (GTK_BOX (editor), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
table = gtk_table_new (3, 2, FALSE);
gtk_table_set_row_spacings (GTK_TABLE (table), 6);
gtk_table_set_col_spacings (GTK_TABLE (table), 6);
gtk_container_add (GTK_CONTAINER (frame), table);
style = gimp_prop_enum_combo_box_new (G_OBJECT (editor->grid), "style",
GIMP_GRID_DOTS,
GIMP_GRID_SOLID);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
_("Line _style:"), 0.0, 0.5,
style, 1, FALSE);
color_button = gimp_prop_color_button_new (G_OBJECT (editor->grid), "fgcolor",
_("Change grid foreground color"),
GRID_EDITOR_COLOR_BUTTON_WIDTH,
GRID_EDITOR_COLOR_BUTTON_HEIGHT,
GIMP_COLOR_AREA_FLAT);
gimp_color_panel_set_context (GIMP_COLOR_PANEL (color_button),
editor->context);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 1,
_("_Foreground color:"), 0.0, 0.5,
color_button, 1, TRUE);
color_button = gimp_prop_color_button_new (G_OBJECT (editor->grid), "bgcolor",
_("Change grid background color"),
GRID_EDITOR_COLOR_BUTTON_WIDTH,
GRID_EDITOR_COLOR_BUTTON_HEIGHT,
GIMP_COLOR_AREA_FLAT);
gimp_color_panel_set_context (GIMP_COLOR_PANEL (color_button),
editor->context);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 2,
_("_Background color:"), 0.0, 0.5,
color_button, 1, TRUE);
gtk_widget_show (table);
frame = gimp_frame_new (_("Spacing"));
gtk_box_pack_start (GTK_BOX (editor), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_container_add (GTK_CONTAINER (frame), hbox);
sizeentry = gimp_prop_coordinates_new (G_OBJECT (editor->grid),
"xspacing",
"yspacing",
"spacing-unit",
"%a",
GIMP_SIZE_ENTRY_UPDATE_SIZE,
editor->xresolution,
editor->yresolution,
TRUE);
gtk_table_set_col_spacings (GTK_TABLE (sizeentry), 2);
gtk_table_set_row_spacings (GTK_TABLE (sizeentry), 2);
gimp_size_entry_attach_label (GIMP_SIZE_ENTRY (sizeentry),
_("Width"), 0, 1, 0.0);
gimp_size_entry_attach_label (GIMP_SIZE_ENTRY (sizeentry),
_("Height"), 0, 2, 0.0);
gimp_size_entry_attach_label (GIMP_SIZE_ENTRY (sizeentry),
_("Pixels"), 1, 4, 0.0);
gtk_box_pack_start (GTK_BOX (hbox), sizeentry, FALSE, FALSE, 0);
gtk_widget_show (sizeentry);
gtk_widget_show (hbox);
frame = gimp_frame_new (_("Offset"));
gtk_box_pack_start (GTK_BOX (editor), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_container_add (GTK_CONTAINER (frame), hbox);
sizeentry = gimp_prop_coordinates_new (G_OBJECT (editor->grid),
"xoffset",
"yoffset",
"offset-unit",
"%a",
GIMP_SIZE_ENTRY_UPDATE_SIZE,
editor->xresolution,
editor->yresolution,
TRUE);
gtk_table_set_col_spacings (GTK_TABLE (sizeentry), 2);
gtk_table_set_row_spacings (GTK_TABLE (sizeentry), 2);
gimp_size_entry_attach_label (GIMP_SIZE_ENTRY (sizeentry),
_("Width"), 0, 1, 0.0);
gimp_size_entry_attach_label (GIMP_SIZE_ENTRY (sizeentry),
_("Height"), 0, 2, 0.0);
gimp_size_entry_attach_label (GIMP_SIZE_ENTRY (sizeentry),
_("Pixels"), 1, 4, 0.0);
gtk_box_pack_start (GTK_BOX (hbox), sizeentry, FALSE, FALSE, 0);
gtk_widget_show (sizeentry);
gtk_widget_show (hbox);
}
static void
gimp_grid_editor_finalize (GObject *object)
{
GimpGridEditor *editor = GIMP_GRID_EDITOR (object);
if (editor->grid)
{
g_object_unref (editor->grid);
editor->grid = NULL;
}
if (editor->context)
{
g_object_unref (editor->context);
editor->context = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_grid_editor_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpGridEditor *editor = GIMP_GRID_EDITOR (object);
switch (property_id)
{
case PROP_GRID:
editor->grid = g_value_dup_object (value);
break;
case PROP_CONTEXT:
editor->context = g_value_dup_object (value);
break;
case PROP_XRESOLUTION:
editor->xresolution = g_value_get_double (value);
break;
case PROP_YRESOLUTION:
editor->yresolution = g_value_get_double (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_grid_editor_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpGridEditor *editor = GIMP_GRID_EDITOR (object);
switch (property_id)
{
case PROP_GRID:
g_value_set_object (value, editor->grid);
break;
case PROP_CONTEXT:
g_value_set_object (value, editor->context);
break;
case PROP_XRESOLUTION:
g_value_set_double (value, editor->xresolution);
break;
case PROP_YRESOLUTION:
g_value_set_double (value, editor->yresolution);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
GtkWidget *
gimp_grid_editor_new (GimpGrid *grid,
GimpContext *context,
gdouble xresolution,
gdouble yresolution)
{
g_return_val_if_fail (GIMP_IS_GRID (grid), NULL);
return g_object_new (GIMP_TYPE_GRID_EDITOR,
"grid", grid,
"context", context,
"xresolution", xresolution,
"yresolution", yresolution,
NULL);
}