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gimp/app/tools/paint_options.c

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995-1999 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 "config.h"
#include <gtk/gtk.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "tools-types.h"
#include "core/gimp.h"
#include "core/gimpcontext.h"
#include "core/gimptoolinfo.h"
#include "widgets/gimpwidgets-constructors.h"
#include "widgets/gtkhwrapbox.h"
#include "gimptool.h"
#include "paint_options.h"
#include "tool_manager.h"
#include "gimpairbrushtool.h"
#include "gimpblendtool.h"
#include "gimpbucketfilltool.h"
#include "gimpdodgeburntool.h"
#include "gimperasertool.h"
#include "gimpinktool.h"
#include "gimppaintbrushtool.h"
#include "gimppenciltool.h"
#include "gimpdodgeburntool.h"
#include "gimpsmudgetool.h"
#include "gimpclonetool.h"
#include "gimpconvolvetool.h"
#include "app_procs.h"
#include "gimprc.h"
#include "libgimp/gimpintl.h"
#define DEFAULT_USE_FADE FALSE
#define DEFAULT_FADE_OUT 100.0
#define DEFAULT_FADE_UNIT GIMP_UNIT_PIXEL
#define DEFAULT_USE_GRADIENT FALSE
#define DEFAULT_GRADIENT_LENGTH 100.0
#define DEFAULT_GRADIENT_UNIT GIMP_UNIT_PIXEL
#define DEFAULT_GRADIENT_TYPE LOOP_TRIANGLE
static PaintPressureOptions * paint_pressure_options_new (GType tool_type,
PaintOptions *paint_options);
static void paint_pressure_options_reset (PaintPressureOptions *pressure_options,
PaintOptions *paint_options);
static PaintGradientOptions * paint_gradient_options_new (GType tool_type,
PaintOptions *paint_options);
static void paint_gradient_options_reset (PaintGradientOptions *gradient_options,
PaintOptions *paint_options);
static void paint_options_opacity_adjustment_update (GtkAdjustment *adjustment,
gpointer data);
static void paint_options_opacity_changed (GimpContext *context,
gdouble opacity,
gpointer data);
static void paint_options_paint_mode_update (GtkWidget *widget,
gpointer data);
static void paint_options_paint_mode_changed (GimpContext *context,
LayerModeEffects paint_mode,
gpointer data);
static void paint_gradient_options_gradient_toggle_callback (GtkWidget *widget,
PaintOptions *options);
/* declared extern in paint_options.h */
PaintPressureOptions non_gui_pressure_options =
{
NULL,
FALSE, FALSE, NULL,
FALSE, FALSE, NULL,
FALSE, FALSE, NULL,
FALSE, FALSE, NULL,
FALSE, FALSE, NULL
};
PaintGradientOptions non_gui_gradient_options =
{
NULL,
DEFAULT_USE_FADE, DEFAULT_USE_FADE, NULL,
DEFAULT_FADE_OUT, DEFAULT_FADE_OUT, NULL,
DEFAULT_FADE_UNIT, DEFAULT_FADE_UNIT, NULL,
DEFAULT_USE_GRADIENT, DEFAULT_USE_GRADIENT, NULL,
DEFAULT_GRADIENT_LENGTH, DEFAULT_GRADIENT_LENGTH, NULL,
DEFAULT_GRADIENT_UNIT, DEFAULT_GRADIENT_UNIT, NULL,
DEFAULT_GRADIENT_TYPE, DEFAULT_GRADIENT_TYPE, NULL
};
/* a list of all PaintOptions */
static GSList *paint_options_list = NULL;
void
paint_options_init (PaintOptions *options,
GimpToolInfo *tool_info)
{
GtkWidget *vbox;
GtkWidget *table;
GtkWidget *scale;
/* initialize the tool options structure */
tool_options_init ((GimpToolOptions *) options, tool_info);
((GimpToolOptions *) options)->reset_func = paint_options_reset;
/* initialize the paint options structure */
options->global = NULL;
options->opacity_w = NULL;
options->paint_mode_w = NULL;
options->context = tool_info->context;
options->incremental_w = NULL;
options->incremental = options->incremental_d = FALSE;
options->incremental_save = FALSE;
options->pressure_options = NULL;
options->gradient_options = NULL;
/* the main vbox */
vbox = gtk_vbox_new (FALSE, 2);
gtk_box_pack_start (GTK_BOX (options->tool_options.main_vbox), vbox,
FALSE, FALSE, 0);
options->paint_vbox = vbox;
/* the main table */
table = gtk_table_new (2, 2, FALSE);
gtk_table_set_col_spacing (GTK_TABLE (table), 0, 4);
gtk_box_pack_start (GTK_BOX (vbox), table, TRUE, TRUE, 0);
/* the opacity scale */
options->opacity_w =
gtk_adjustment_new (gimp_context_get_opacity (tool_info->context) * 100,
0.0, 100.0, 1.0, 1.0, 0.0);
scale = gtk_hscale_new (GTK_ADJUSTMENT (options->opacity_w));
gtk_scale_set_value_pos (GTK_SCALE (scale), GTK_POS_TOP);
gtk_range_set_update_policy (GTK_RANGE (scale), GTK_UPDATE_DELAYED);
g_signal_connect (G_OBJECT (options->opacity_w), "value_changed",
G_CALLBACK (paint_options_opacity_adjustment_update),
tool_info->context);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
_("Opacity:"), 1.0, 1.0,
scale, 1, FALSE);
g_signal_connect (G_OBJECT (tool_info->context), "opacity_changed",
G_CALLBACK (paint_options_opacity_changed),
options->opacity_w);
/* the paint mode menu */
if (tool_info->tool_type == GIMP_TYPE_BUCKET_FILL_TOOL ||
tool_info->tool_type == GIMP_TYPE_BLEND_TOOL ||
tool_info->tool_type == GIMP_TYPE_PENCIL_TOOL ||
tool_info->tool_type == GIMP_TYPE_PAINTBRUSH_TOOL ||
tool_info->tool_type == GIMP_TYPE_AIRBRUSH_TOOL ||
tool_info->tool_type == GIMP_TYPE_CLONE_TOOL ||
tool_info->tool_type == GIMP_TYPE_INK_TOOL)
{
gtk_table_set_row_spacing (GTK_TABLE (table), 0, 2);
options->paint_mode_w =
gimp_paint_mode_menu_new (G_CALLBACK (paint_options_paint_mode_update),
options,
TRUE,
gimp_context_get_paint_mode (tool_info->context));
gimp_table_attach_aligned (GTK_TABLE (table), 0, 1,
_("Mode:"), 1.0, 0.5,
options->paint_mode_w, 1, TRUE);
g_signal_connect (G_OBJECT (tool_info->context), "paint_mode_changed",
G_CALLBACK (paint_options_paint_mode_changed),
options->paint_mode_w);
}
/* show the main table */
gtk_widget_show (table);
/* a separator after the common paint options which can be global */
if (tool_info->tool_type == GIMP_TYPE_BUCKET_FILL_TOOL ||
tool_info->tool_type == GIMP_TYPE_BLEND_TOOL)
{
GtkWidget *separator;
separator = gtk_hseparator_new ();
gtk_box_pack_start (GTK_BOX (vbox), separator, FALSE, FALSE, 0);
gtk_widget_show (separator);
}
if (! gimprc.global_paint_options)
gtk_widget_show (vbox);
/* the "incremental" toggle */
if (tool_info->tool_type == GIMP_TYPE_AIRBRUSH_TOOL ||
tool_info->tool_type == GIMP_TYPE_ERASER_TOOL ||
tool_info->tool_type == GIMP_TYPE_PAINTBRUSH_TOOL ||
tool_info->tool_type == GIMP_TYPE_PENCIL_TOOL)
{
options->incremental_w =
gtk_check_button_new_with_label (_("Incremental"));
gtk_box_pack_start (GTK_BOX (options->tool_options.main_vbox),
options->incremental_w, FALSE, FALSE, 0);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (options->incremental_w),
options->incremental_d);
gtk_widget_show (options->incremental_w);
g_signal_connect (G_OBJECT (options->incremental_w), "toggled",
G_CALLBACK (gimp_toggle_button_update),
&options->incremental);
}
options->pressure_options = paint_pressure_options_new (tool_info->tool_type,
options);
if (options->pressure_options->frame)
{
gtk_box_pack_start (GTK_BOX (options->tool_options.main_vbox),
options->pressure_options->frame, FALSE, FALSE, 0);
gtk_widget_show (options->pressure_options->frame);
}
options->gradient_options = paint_gradient_options_new (tool_info->tool_type,
options);
if (options->gradient_options->frame)
{
gtk_box_pack_start (GTK_BOX (options->tool_options.main_vbox),
options->gradient_options->frame, FALSE, FALSE, 0);
gtk_widget_show (options->gradient_options->frame);
}
/* register this Paintoptions structure */
paint_options_list = g_slist_prepend (paint_options_list, options);
}
GimpToolOptions *
paint_options_new (GimpToolInfo *tool_info)
{
PaintOptions *options;
options = g_new0 (PaintOptions, 1);
paint_options_init (options, tool_info);
if (gimprc.global_paint_options && options->global)
gtk_widget_show (options->global);
return (GimpToolOptions *) options;
}
void
paint_options_reset (GimpToolOptions *tool_options)
{
PaintOptions *options;
GimpContext *default_context;
options = (PaintOptions *) tool_options;
default_context = gimp_get_default_context (the_gimp);
if (options->opacity_w)
{
gimp_context_set_opacity (GIMP_CONTEXT (options->context),
gimp_context_get_opacity (default_context));
}
if (options->paint_mode_w)
{
gimp_context_set_paint_mode (GIMP_CONTEXT (options->context),
gimp_context_get_paint_mode (default_context));
}
if (options->incremental_w)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (options->incremental_w),
options->incremental_d);
}
paint_pressure_options_reset (options->pressure_options, options);
paint_gradient_options_reset (options->gradient_options, options);
}
void
paint_options_set_global (gboolean global)
{
PaintOptions *options;
GSList *list;
global = global ? TRUE : FALSE;
if (gimprc.global_paint_options == global)
return;
gimprc.global_paint_options = global;
for (list = paint_options_list; list; list = list->next)
{
options = (PaintOptions *) list->data;
if (global)
{
if (options->paint_vbox && GTK_WIDGET_VISIBLE (options->paint_vbox))
gtk_widget_hide (options->paint_vbox);
if (options->global && ! GTK_WIDGET_VISIBLE (options->global))
gtk_widget_show (options->global);
}
else
{
if (options->paint_vbox && ! GTK_WIDGET_VISIBLE (options->paint_vbox))
gtk_widget_show (options->paint_vbox);
if (options->global && GTK_WIDGET_VISIBLE (options->global))
gtk_widget_hide (options->global);
}
}
}
/* private functions */
static PaintPressureOptions *
paint_pressure_options_new (GType tool_type,
PaintOptions *paint_options)
{
PaintPressureOptions *pressure = NULL;
GtkWidget *frame = NULL;
GtkWidget *wbox = NULL;
pressure = g_new0 (PaintPressureOptions, 1);
pressure->opacity = pressure->opacity_d = TRUE;
pressure->pressure = pressure->pressure_d = TRUE;
pressure->rate = pressure->rate_d = FALSE;
pressure->size = pressure->size_d = FALSE;
pressure->color = pressure->color_d = FALSE;
pressure->opacity_w = NULL;
pressure->pressure_w = NULL;
pressure->rate_w = NULL;
pressure->size_w = NULL;
pressure->color_w = NULL;
if (tool_type == GIMP_TYPE_AIRBRUSH_TOOL ||
tool_type == GIMP_TYPE_CLONE_TOOL ||
tool_type == GIMP_TYPE_CONVOLVE_TOOL ||
tool_type == GIMP_TYPE_DODGEBURN_TOOL ||
tool_type == GIMP_TYPE_ERASER_TOOL ||
tool_type == GIMP_TYPE_PAINTBRUSH_TOOL ||
tool_type == GIMP_TYPE_PENCIL_TOOL ||
tool_type == GIMP_TYPE_SMUDGE_TOOL)
{
frame = gtk_frame_new (_("Pressure Sensitivity"));
wbox = gtk_hwrap_box_new (FALSE);
gtk_wrap_box_set_aspect_ratio (GTK_WRAP_BOX (wbox), 6);
gtk_container_add (GTK_CONTAINER (frame), wbox);
gtk_widget_show (wbox);
}
/* the opacity toggle */
if (tool_type == GIMP_TYPE_CLONE_TOOL ||
tool_type == GIMP_TYPE_DODGEBURN_TOOL ||
tool_type == GIMP_TYPE_ERASER_TOOL ||
tool_type == GIMP_TYPE_PAINTBRUSH_TOOL ||
tool_type == GIMP_TYPE_PENCIL_TOOL)
{
pressure->opacity_w =
gtk_check_button_new_with_label (_("Opacity"));
gtk_container_add (GTK_CONTAINER (wbox), pressure->opacity_w);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pressure->opacity_w),
pressure->opacity_d);
gtk_widget_show (pressure->opacity_w);
g_signal_connect (G_OBJECT (pressure->opacity_w), "toggled",
G_CALLBACK (gimp_toggle_button_update),
&pressure->opacity);
}
/* the pressure toggle */
if (tool_type == GIMP_TYPE_AIRBRUSH_TOOL ||
tool_type == GIMP_TYPE_CLONE_TOOL ||
tool_type == GIMP_TYPE_CONVOLVE_TOOL ||
tool_type == GIMP_TYPE_DODGEBURN_TOOL ||
tool_type == GIMP_TYPE_PAINTBRUSH_TOOL ||
tool_type == GIMP_TYPE_SMUDGE_TOOL)
{
pressure->pressure_w = gtk_check_button_new_with_label (_("Hardness"));
gtk_container_add (GTK_CONTAINER (wbox), pressure->pressure_w);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pressure->pressure_w),
pressure->pressure_d);
gtk_widget_show (pressure->pressure_w);
g_signal_connect (G_OBJECT (pressure->pressure_w), "toggled",
G_CALLBACK (gimp_toggle_button_update),
&pressure->pressure);
}
/* the rate toggle */
if (tool_type == GIMP_TYPE_AIRBRUSH_TOOL ||
tool_type == GIMP_TYPE_CONVOLVE_TOOL ||
tool_type == GIMP_TYPE_SMUDGE_TOOL)
{
pressure->rate_w =
gtk_check_button_new_with_label (_("Rate"));
gtk_container_add (GTK_CONTAINER (wbox), pressure->rate_w);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pressure->rate_w),
pressure->rate_d);
gtk_widget_show (pressure->rate_w);
g_signal_connect (G_OBJECT (pressure->rate_w), "toggled",
G_CALLBACK (gimp_toggle_button_update),
&pressure->rate);
}
/* the size toggle */
if (tool_type == GIMP_TYPE_AIRBRUSH_TOOL ||
tool_type == GIMP_TYPE_CLONE_TOOL ||
tool_type == GIMP_TYPE_CONVOLVE_TOOL ||
tool_type == GIMP_TYPE_DODGEBURN_TOOL ||
tool_type == GIMP_TYPE_ERASER_TOOL ||
tool_type == GIMP_TYPE_PAINTBRUSH_TOOL ||
tool_type == GIMP_TYPE_PENCIL_TOOL)
{
pressure->size_w =
gtk_check_button_new_with_label (_("Size"));
gtk_container_add (GTK_CONTAINER (wbox), pressure->size_w);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pressure->size_w),
pressure->size_d);
gtk_widget_show (pressure->size_w);
g_signal_connect (G_OBJECT (pressure->size_w), "toggled",
G_CALLBACK (gimp_toggle_button_update),
&pressure->size);
}
/* the color toggle */
if (tool_type == GIMP_TYPE_AIRBRUSH_TOOL ||
tool_type == GIMP_TYPE_PAINTBRUSH_TOOL ||
tool_type == GIMP_TYPE_PENCIL_TOOL)
{
pressure->color_w =
gtk_check_button_new_with_label (_("Color"));
gtk_container_add (GTK_CONTAINER (wbox), pressure->color_w);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pressure->color_w),
pressure->color_d);
gtk_widget_show (pressure->color_w);
g_signal_connect (G_OBJECT (pressure->color_w), "toggled",
G_CALLBACK (gimp_toggle_button_update),
&pressure->color);
}
pressure->frame = frame;
return pressure;
}
static void
paint_pressure_options_reset (PaintPressureOptions *pressure,
PaintOptions *paint_options)
{
if (pressure->opacity_w)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pressure->opacity_w),
pressure->opacity_d);
}
if (pressure->pressure_w)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pressure->pressure_w),
pressure->pressure_d);
}
if (pressure->rate_w)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pressure->rate_w),
pressure->rate_d);
}
if (pressure->size_w)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pressure->size_w),
pressure->size_d);
}
if (pressure->color_w)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (pressure->color_w),
pressure->color_d);
}
}
static PaintGradientOptions *
paint_gradient_options_new (GType tool_type,
PaintOptions *paint_options)
{
PaintGradientOptions *gradient = NULL;
GtkWidget *abox = NULL;
GtkWidget *table = NULL;
GtkWidget *type_label = NULL;
GtkWidget *spinbutton = NULL;
gradient = g_new0 (PaintGradientOptions, 1);
gradient->use_fade = gradient->use_fade_d = DEFAULT_USE_FADE;
gradient->fade_out = gradient->fade_out_d = DEFAULT_FADE_OUT;
gradient->fade_unit = gradient->fade_unit_d = DEFAULT_FADE_UNIT;
gradient->use_gradient = gradient->use_gradient_d = DEFAULT_USE_GRADIENT;
gradient->gradient_length = gradient->gradient_length_d = DEFAULT_GRADIENT_LENGTH;
gradient->gradient_unit = gradient->gradient_unit_d = DEFAULT_GRADIENT_UNIT;
gradient->gradient_type = gradient->gradient_type_d = DEFAULT_GRADIENT_TYPE;
gradient->use_fade_w = NULL;
gradient->fade_out_w = NULL;
gradient->fade_unit_w = NULL;
gradient->use_gradient_w = NULL;
gradient->gradient_length_w = NULL;
gradient->gradient_unit_w = NULL;
gradient->gradient_type_w = NULL;
if (tool_type == GIMP_TYPE_PAINTBRUSH_TOOL)
{
gradient->frame = gtk_frame_new (_("Gradient Options"));
table = gtk_table_new (3, 3, FALSE);
gtk_table_set_col_spacing (GTK_TABLE (table), 0, 4);
gtk_table_set_row_spacing (GTK_TABLE (table), 0, 2);
gtk_table_set_row_spacing (GTK_TABLE (table), 1, 3);
gtk_container_add (GTK_CONTAINER (gradient->frame), table);
gtk_widget_show (table);
}
/* the fade options */
if (tool_type == GIMP_TYPE_PAINTBRUSH_TOOL)
{
abox = gtk_alignment_new (0.5, 1.0, 1.0, 0.0);
gtk_table_attach (GTK_TABLE (table), abox, 0, 1, 0, 1,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (abox);
/* the use fade toggle */
gradient->use_fade_w =
gtk_check_button_new_with_label (_("Fade Out"));
gtk_container_add (GTK_CONTAINER (abox), gradient->use_fade_w);
g_signal_connect (G_OBJECT (gradient->use_fade_w), "toggled",
G_CALLBACK (gimp_toggle_button_update),
&gradient->use_fade);
gtk_widget_show (gradient->use_fade_w);
/* the fade-out sizeentry */
gradient->fade_out_w =
gtk_adjustment_new (gradient->fade_out_d,
1e-5, 32767.0, 1.0, 50.0, 0.0);
spinbutton = gtk_spin_button_new (GTK_ADJUSTMENT (gradient->fade_out_w),
1.0, 0.0);
gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spinbutton), TRUE);
gtk_widget_set_usize (spinbutton, 75, 0);
g_signal_connect (G_OBJECT (gradient->fade_out_w), "value_changed",
G_CALLBACK (gimp_double_adjustment_update),
&gradient->fade_out);
gtk_table_attach_defaults (GTK_TABLE (table), spinbutton, 1, 2, 0, 1);
gtk_widget_show (spinbutton);
/* the fade-out unitmenu */
gradient->fade_unit_w =
gimp_unit_menu_new ("%a", gradient->fade_unit_d, TRUE, TRUE, TRUE);
g_signal_connect (G_OBJECT (gradient->fade_unit_w), "unit_changed",
G_CALLBACK (gimp_unit_menu_update),
&gradient->fade_unit);
g_object_set_data (G_OBJECT (gradient->fade_unit_w), "set_digits",
spinbutton);
gtk_table_attach (GTK_TABLE (table), gradient->fade_unit_w, 2, 3, 0, 1,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (gradient->fade_unit_w);
/* automatically set the sensitive state of the fadeout stuff */
gtk_widget_set_sensitive (spinbutton, gradient->use_fade_d);
gtk_widget_set_sensitive (gradient->fade_unit_w, gradient->use_fade_d);
g_object_set_data (G_OBJECT (gradient->use_fade_w),
"set_sensitive", spinbutton);
g_object_set_data (G_OBJECT (spinbutton),
"set_sensitive", gradient->fade_unit_w);
}
/* the gradient options */
if (tool_type == GIMP_TYPE_PAINTBRUSH_TOOL)
{
abox = gtk_alignment_new (0.5, 1.0, 1.0, 0.0);
gtk_table_attach (GTK_TABLE (table), abox, 0, 1, 1, 2,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (abox);
/* the use gradient toggle */
gradient->use_gradient_w =
gtk_check_button_new_with_label (_("Gradient"));
gtk_container_add (GTK_CONTAINER (abox), gradient->use_gradient_w);
g_signal_connect (G_OBJECT (gradient->use_gradient_w), "toggled",
G_CALLBACK (paint_gradient_options_gradient_toggle_callback),
paint_options);
gtk_widget_show (gradient->use_gradient_w);
/* the gradient length scale */
gradient->gradient_length_w =
gtk_adjustment_new (gradient->gradient_length_d,
1e-5, 32767.0, 1.0, 50.0, 0.0);
spinbutton =
gtk_spin_button_new (GTK_ADJUSTMENT (gradient->gradient_length_w),
1.0, 0.0);
gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spinbutton), TRUE);
gtk_widget_set_usize (spinbutton, 75, 0);
g_signal_connect (G_OBJECT (gradient->gradient_length_w), "value_changed",
G_CALLBACK (gimp_double_adjustment_update),
&gradient->gradient_length);
gtk_table_attach_defaults (GTK_TABLE (table), spinbutton, 1, 2, 1, 2);
gtk_widget_show (spinbutton);
/* the gradient unitmenu */
gradient->gradient_unit_w =
gimp_unit_menu_new ("%a", gradient->gradient_unit_d, TRUE, TRUE, TRUE);
g_signal_connect (G_OBJECT (gradient->gradient_unit_w), "unit_changed",
G_CALLBACK (gimp_unit_menu_update),
&gradient->gradient_unit);
g_object_set_data (G_OBJECT (gradient->gradient_unit_w), "set_digits",
spinbutton);
gtk_table_attach (GTK_TABLE (table), gradient->gradient_unit_w, 2, 3, 1, 2,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (gradient->gradient_unit_w);
/* the gradient type */
type_label = gtk_label_new (_("Type:"));
gtk_misc_set_alignment (GTK_MISC (type_label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), type_label, 0, 1, 2, 3,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (type_label);
abox = gtk_alignment_new (0.0, 0.5, 0.0, 0.0);
gtk_table_attach_defaults (GTK_TABLE (table), abox, 1, 3, 2, 3);
gtk_widget_show (abox);
gradient->gradient_type_w =
gimp_option_menu_new2 (FALSE,
G_CALLBACK (gimp_menu_item_update),
&gradient->gradient_type,
(gpointer) gradient->gradient_type_d,
_("Once Forward"),
GINT_TO_POINTER (ONCE_FORWARD), NULL,
_("Once Backward"),
GINT_TO_POINTER (ONCE_BACKWARDS), NULL,
_("Loop Sawtooth"),
GINT_TO_POINTER (LOOP_SAWTOOTH), NULL,
_("Loop Triangle"),
GINT_TO_POINTER (LOOP_TRIANGLE), NULL,
NULL);
gtk_container_add (GTK_CONTAINER (abox), gradient->gradient_type_w);
gtk_widget_show (gradient->gradient_type_w);
gtk_widget_show (table);
/* automatically set the sensitive state of the gradient stuff */
gtk_widget_set_sensitive (spinbutton, gradient->use_gradient_d);
gtk_widget_set_sensitive (spinbutton, gradient->use_gradient_d);
gtk_widget_set_sensitive (gradient->gradient_unit_w,
gradient->use_gradient_d);
gtk_widget_set_sensitive (gradient->gradient_type_w,
gradient->use_gradient_d);
gtk_widget_set_sensitive (type_label, gradient->use_gradient_d);
gtk_widget_set_sensitive (paint_options->incremental_w,
! gradient->use_gradient_d);
g_object_set_data (G_OBJECT (gradient->use_gradient_w),
"set_sensitive",
spinbutton);
g_object_set_data (G_OBJECT (spinbutton), "set_sensitive",
gradient->gradient_unit_w);
g_object_set_data (G_OBJECT (gradient->gradient_unit_w),
"set_sensitive",
gradient->gradient_type_w);
g_object_set_data (G_OBJECT (gradient->gradient_type_w),
"set_sensitive",
type_label);
g_object_set_data (G_OBJECT (gradient->use_gradient_w),
"inverse_sensitive",
paint_options->incremental_w);
}
return gradient;
}
static void
paint_gradient_options_reset (PaintGradientOptions *gradient,
PaintOptions *paint_options)
{
GtkWidget *spinbutton;
gint digits;
if (gradient->use_fade_w)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (gradient->use_fade_w),
gradient->use_fade_d);
gtk_adjustment_set_value (GTK_ADJUSTMENT (gradient->fade_out_w),
gradient->fade_out_d);
gimp_unit_menu_set_unit (GIMP_UNIT_MENU (gradient->fade_unit_w),
gradient->fade_unit_d);
digits = ((gradient->fade_unit_d == GIMP_UNIT_PIXEL) ? 0 :
((gradient->fade_unit_d == GIMP_UNIT_PERCENT) ? 2 :
(MIN (6, MAX (3, gimp_unit_get_digits (gradient->fade_unit_d))))));
spinbutton = g_object_get_data (G_OBJECT (gradient->fade_unit_w),
"set_digits");
gtk_spin_button_set_digits (GTK_SPIN_BUTTON (spinbutton), digits);
}
if (gradient->use_gradient_w)
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (gradient->use_gradient_w),
gradient->use_gradient_d);
gtk_adjustment_set_value (GTK_ADJUSTMENT (gradient->gradient_length_w),
gradient->gradient_length_d);
gimp_unit_menu_set_unit (GIMP_UNIT_MENU (gradient->gradient_unit_w),
gradient->gradient_unit_d);
digits = ((gradient->gradient_unit_d == GIMP_UNIT_PIXEL) ? 0 :
((gradient->gradient_unit_d == GIMP_UNIT_PERCENT) ? 2 :
(MIN (6, MAX (3, gimp_unit_get_digits (gradient->gradient_unit_d))))));
spinbutton = g_object_get_data (G_OBJECT (gradient->gradient_unit_w),
"set_digits");
gtk_spin_button_set_digits (GTK_SPIN_BUTTON (spinbutton), digits);
gradient->gradient_type = gradient->gradient_type_d;
gtk_option_menu_set_history (GTK_OPTION_MENU (gradient->gradient_type_w),
gradient->gradient_type_d);
}
}
static void
paint_options_opacity_adjustment_update (GtkAdjustment *adjustment,
gpointer data)
{
g_signal_handlers_block_by_func (G_OBJECT (data),
paint_options_opacity_changed,
adjustment);
gimp_context_set_opacity (GIMP_CONTEXT (data),
adjustment->value / 100);
g_signal_handlers_unblock_by_func (G_OBJECT (data),
paint_options_opacity_changed,
adjustment);
}
static void
paint_options_opacity_changed (GimpContext *context,
gdouble opacity,
gpointer data)
{
g_signal_handlers_block_by_func (G_OBJECT (data),
paint_options_opacity_adjustment_update,
context);
gtk_adjustment_set_value (GTK_ADJUSTMENT (data), opacity * 100);
g_signal_handlers_unblock_by_func (G_OBJECT (data),
paint_options_opacity_adjustment_update,
context);
}
static void
paint_options_paint_mode_update (GtkWidget *widget,
gpointer data)
{
LayerModeEffects paint_mode;
PaintOptions *options;
paint_mode =
(LayerModeEffects) g_object_get_data (G_OBJECT (widget), "gimp-item-data");
options = (PaintOptions *) data;
g_signal_handlers_block_by_func (G_OBJECT (options->context),
paint_options_paint_mode_changed,
options->paint_mode_w);
gimp_context_set_paint_mode (GIMP_CONTEXT (options->context), paint_mode);
g_signal_handlers_unblock_by_func (G_OBJECT (options->context),
paint_options_paint_mode_changed,
options->paint_mode_w);
}
static void
paint_options_paint_mode_changed (GimpContext *context,
LayerModeEffects paint_mode,
gpointer data)
{
gimp_option_menu_set_history (GTK_OPTION_MENU (data), (gpointer) paint_mode);
}
static void
paint_gradient_options_gradient_toggle_callback (GtkWidget *widget,
PaintOptions *options)
{
gimp_toggle_button_update (widget, &options->gradient_options->use_gradient);
if (options->gradient_options->use_gradient)
{
options->incremental_save = options->incremental;
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (options->incremental_w),
TRUE);
}
else
{
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (options->incremental_w),
options->incremental_save);
}
}
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