gimp/app/gui/indicator-area.c

199 lines
5.8 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <stdlib.h>
#include <string.h>
#include "appenv.h"
#include "brush_select.h"
#include "gimpcontextpreview.h"
#include "gimpdnd.h"
#include "gradient_select.h"
#include "indicator_area.h"
#include "pattern_select.h"
#include "config.h"
#include "libgimp/gimpintl.h"
#define CELL_SIZE 23 /* The size of the previews */
#define GRAD_CELL_WIDTH 48 /* The width of the gradient preview */
#define GRAD_CELL_HEIGHT 12 /* The height of the gradient preview */
#define CELL_PADDING 2 /* How much between brush and pattern cells */
/* Static variables */
static GtkWidget *brush_preview;
static GtkWidget *pattern_preview;
static GtkWidget *gradient_preview;
static void
brush_area_update (GimpContext *context,
GimpBrush *brush,
gpointer data)
{
if (brush)
gimp_context_preview_update (GIMP_CONTEXT_PREVIEW (brush_preview), brush);
}
static void
brush_preview_clicked (GtkWidget *widget,
gpointer data)
{
brush_dialog_create ();
}
static void
brush_preview_drop_brush (GtkWidget *widget,
GimpBrush *brush,
gpointer data)
{
if (brush)
gimp_context_set_brush (gimp_context_get_user (), brush);
}
static void
pattern_area_update (GimpContext *context,
GPattern *pattern,
gpointer data)
{
if (pattern)
gimp_context_preview_update (GIMP_CONTEXT_PREVIEW (pattern_preview),
pattern);
}
static void
pattern_preview_clicked (GtkWidget *widget,
gpointer data)
{
pattern_dialog_create ();
}
static void
pattern_preview_drop_pattern (GtkWidget *widget,
GPattern *pattern,
gpointer data)
{
if (pattern)
gimp_context_set_pattern (gimp_context_get_user (), pattern);
}
static void
gradient_area_update (GimpContext *context,
gradient_t *gradient,
gpointer data)
{
if (gradient)
gimp_context_preview_update (GIMP_CONTEXT_PREVIEW (gradient_preview),
gradient);
}
static void
gradient_preview_clicked (GtkWidget *widget,
gpointer data)
{
gradient_dialog_create ();
}
static void
gradient_preview_drop_gradient (GtkWidget *widget,
gradient_t *gradient,
gpointer data)
{
if (gradient)
gimp_context_set_gradient (gimp_context_get_user (), gradient);
}
GtkWidget *
indicator_area_create (void)
{
GimpContext *context;
GtkWidget *indicator_table;
context = gimp_context_get_user ();
indicator_table = gtk_table_new (2, 2, FALSE);
gtk_table_set_row_spacing (GTK_TABLE (indicator_table), 0, CELL_PADDING);
gtk_table_set_col_spacing (GTK_TABLE (indicator_table), 0, CELL_PADDING);
brush_preview =
gimp_context_preview_new (GCP_BRUSH,
CELL_SIZE, CELL_SIZE,
TRUE, FALSE,
(GimpDndDropBrushFunc) brush_preview_drop_brush,
NULL);
gimp_help_set_help_data (brush_preview,
_("The active brush.\n"
"Click to open the Brushes Dialog."), NULL);
gtk_signal_connect (GTK_OBJECT (brush_preview), "clicked",
GTK_SIGNAL_FUNC (brush_preview_clicked),
NULL);
gtk_signal_connect (GTK_OBJECT (context), "brush_changed",
GTK_SIGNAL_FUNC (brush_area_update),
NULL);
gtk_table_attach_defaults (GTK_TABLE (indicator_table), brush_preview,
0, 1, 0, 1);
pattern_preview =
gimp_context_preview_new (GCP_PATTERN,
CELL_SIZE, CELL_SIZE,
TRUE, FALSE,
(GimpDndDropPatternFunc) pattern_preview_drop_pattern,
NULL);
gimp_help_set_help_data (pattern_preview,
_("The active pattern.\n"
"Click to open the Patterns Dialog."), NULL);
gtk_signal_connect (GTK_OBJECT (pattern_preview), "clicked",
GTK_SIGNAL_FUNC (pattern_preview_clicked),
NULL);
gtk_signal_connect (GTK_OBJECT (context), "pattern_changed",
GTK_SIGNAL_FUNC (pattern_area_update),
NULL);
gtk_table_attach_defaults (GTK_TABLE (indicator_table), pattern_preview,
1, 2, 0, 1);
gradient_preview =
gimp_context_preview_new (GCP_GRADIENT,
GRAD_CELL_WIDTH,
GRAD_CELL_HEIGHT,
TRUE, FALSE,
(GimpDndDropGradientFunc) gradient_preview_drop_gradient,
NULL);
gimp_help_set_help_data (gradient_preview,
_("The active gradient.\n"
"Click to open the Gradients Dialog."), NULL);
gtk_signal_connect (GTK_OBJECT (gradient_preview), "clicked",
GTK_SIGNAL_FUNC (gradient_preview_clicked),
NULL);
gtk_signal_connect (GTK_OBJECT (context), "gradient_changed",
GTK_SIGNAL_FUNC (gradient_area_update),
NULL);
gtk_table_attach_defaults (GTK_TABLE (indicator_table), gradient_preview,
0, 2, 1, 2);
brush_area_update (NULL, gimp_context_get_brush (context), NULL);
pattern_area_update (NULL, gimp_context_get_pattern (context), NULL);
gradient_area_update (NULL, gimp_context_get_gradient (context), NULL);
gtk_widget_show (brush_preview);
gtk_widget_show (pattern_preview);
gtk_widget_show (gradient_preview);
gtk_widget_show (indicator_table);
return (indicator_table);
}