gimp/app/widgets/gimpdynamicsoutputeditor.c

667 lines
22 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995-1999 Spencer Kimball and Peter Mattis
*
* gimpdynamicsoutputeditor.c
* Copyright (C) 2010 Alexia Death
*
* 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 <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "libgimpcolor/gimpcolor.h"
#include "widgets-types.h"
#include "core/gimpcurve.h"
#include "core/gimpdynamicsoutput.h"
#include "gimpcurveview.h"
#include "gimpdynamicsoutputeditor.h"
#include "gimp-intl.h"
#define CURVE_SIZE 185
#define CURVE_BORDER 4
enum
{
PROP_0,
PROP_OUTPUT
};
enum
{
INPUT_COLUMN_INDEX,
INPUT_COLUMN_USE_INPUT,
INPUT_COLUMN_NAME,
INPUT_N_COLUMNS
};
enum
{
INPUT_PRESSURE,
INPUT_VELOCITY,
INPUT_DIRECTION,
INPUT_TILT,
INPUT_WHEEL,
INPUT_RANDOM,
INPUT_FADE,
N_INPUTS
};
typedef struct _GimpDynamicsOutputEditorPrivate GimpDynamicsOutputEditorPrivate;
struct _GimpDynamicsOutputEditorPrivate
{
GimpDynamicsOutput *output;
GtkWidget *vbox;
GtkWidget *notebook;
GtkWidget *curve_view;
GtkListStore *input_list;
GtkWidget *input_view;
GimpCurve *active_curve;
};
#define GIMP_DYNAMICS_OUTPUT_EDITOR_GET_PRIVATE(editor) \
G_TYPE_INSTANCE_GET_PRIVATE (editor, \
GIMP_TYPE_DYNAMICS_OUTPUT_EDITOR, \
GimpDynamicsOutputEditorPrivate)
static void gimp_dynamics_output_editor_constructed (GObject *object);
static void gimp_dynamics_output_editor_finalize (GObject *object);
static void gimp_dynamics_output_editor_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_dynamics_output_editor_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_dynamics_output_editor_curve_reset (GtkWidget *button,
GimpDynamicsOutputEditor *editor);
static void gimp_dynamics_output_editor_input_selected (GtkTreeSelection *selection,
GimpDynamicsOutputEditor *editor);
static void gimp_dynamics_output_editor_input_toggled (GtkCellRenderer *cell,
gchar *path,
GimpDynamicsOutputEditor *editor);
static void gimp_dynamics_output_editor_activate_input (gint input,
GimpDynamicsOutputEditor *editor);
static void gimp_dynamics_output_editor_use_input (gint input,
gboolean value,
GimpDynamicsOutputEditor *editor);
static void gimp_dynamics_output_editor_notify_output (GimpDynamicsOutput *output,
const GParamSpec *pspec,
GimpDynamicsOutputEditor *editor);
G_DEFINE_TYPE (GimpDynamicsOutputEditor, gimp_dynamics_output_editor,
GTK_TYPE_BOX)
#define parent_class gimp_dynamics_output_editor_parent_class
static void
gimp_dynamics_output_editor_class_init (GimpDynamicsOutputEditorClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->constructed = gimp_dynamics_output_editor_constructed;
object_class->finalize = gimp_dynamics_output_editor_finalize;
object_class->set_property = gimp_dynamics_output_editor_set_property;
object_class->get_property = gimp_dynamics_output_editor_get_property;
g_object_class_install_property (object_class, PROP_OUTPUT,
g_param_spec_object ("output",
NULL, NULL,
GIMP_TYPE_DYNAMICS_OUTPUT,
GIMP_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_type_class_add_private (object_class, sizeof (GimpDynamicsOutputEditorPrivate));
}
static void
gimp_dynamics_output_editor_init (GimpDynamicsOutputEditor *editor)
{
gtk_orientable_set_orientation (GTK_ORIENTABLE (editor),
GTK_ORIENTATION_VERTICAL);
gtk_box_set_spacing (GTK_BOX (editor), 6);
}
static void
gimp_dynamics_output_editor_constructed (GObject *object)
{
GimpDynamicsOutputEditor *editor;
GimpDynamicsOutputEditorPrivate *private;
GtkWidget *view;
GtkWidget *button;
GtkCellRenderer *cell;
GtkTreeSelection *tree_sel;
GtkTreeIter iter = {0};
editor = GIMP_DYNAMICS_OUTPUT_EDITOR (object);
private = GIMP_DYNAMICS_OUTPUT_EDITOR_GET_PRIVATE (object);
if (G_OBJECT_CLASS (parent_class)->constructed)
G_OBJECT_CLASS (parent_class)->constructed (object);
g_assert (GIMP_IS_DYNAMICS_OUTPUT (private->output));
private->curve_view = gimp_curve_view_new ();
g_object_set (private->curve_view,
"border-width", CURVE_BORDER,
NULL);
gtk_widget_set_size_request (private->curve_view,
CURVE_SIZE + CURVE_BORDER * 2,
CURVE_SIZE + CURVE_BORDER * 2);
gtk_box_pack_start (GTK_BOX (editor), private->curve_view, TRUE, TRUE, 0);
gtk_widget_show (private->curve_view);
gimp_dynamics_output_editor_activate_input(INPUT_PRESSURE, editor);
button = gtk_button_new_with_mnemonic (_("_Reset Curve"));
gtk_box_pack_start (GTK_BOX (editor), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_signal_connect (button, "clicked",
G_CALLBACK (gimp_dynamics_output_editor_curve_reset),
editor);
private->input_list = gtk_list_store_new (INPUT_N_COLUMNS,
G_TYPE_INT,
G_TYPE_BOOLEAN,
G_TYPE_STRING);
gtk_list_store_insert_with_values (private->input_list,
&iter, INPUT_PRESSURE,
INPUT_COLUMN_INDEX, INPUT_PRESSURE,
INPUT_COLUMN_USE_INPUT, private->output->use_pressure,
INPUT_COLUMN_NAME, _("Pressure"),
-1);
gtk_list_store_insert_with_values (private->input_list,
NULL, INPUT_VELOCITY,
INPUT_COLUMN_INDEX, INPUT_VELOCITY,
INPUT_COLUMN_USE_INPUT, private->output->use_velocity,
INPUT_COLUMN_NAME, _("Velocity"),
-1);
gtk_list_store_insert_with_values (private->input_list,
NULL, INPUT_DIRECTION,
INPUT_COLUMN_INDEX, INPUT_DIRECTION,
INPUT_COLUMN_USE_INPUT, private->output->use_direction,
INPUT_COLUMN_NAME, _("Direction"),
-1);
gtk_list_store_insert_with_values (private->input_list,
NULL, INPUT_TILT,
INPUT_COLUMN_INDEX, INPUT_TILT,
INPUT_COLUMN_USE_INPUT, private->output->use_tilt,
INPUT_COLUMN_NAME, _("Tilt"),
-1);
gtk_list_store_insert_with_values (private->input_list,
NULL, INPUT_WHEEL,
INPUT_COLUMN_INDEX, INPUT_WHEEL,
INPUT_COLUMN_USE_INPUT, private->output->use_wheel,
INPUT_COLUMN_NAME, _("Wheel"),
-1);
gtk_list_store_insert_with_values (private->input_list,
NULL, INPUT_RANDOM,
INPUT_COLUMN_INDEX, INPUT_RANDOM,
INPUT_COLUMN_USE_INPUT, private->output->use_random,
INPUT_COLUMN_NAME, _("Random"),
-1);
gtk_list_store_insert_with_values (private->input_list,
NULL, INPUT_FADE,
INPUT_COLUMN_INDEX, INPUT_FADE,
INPUT_COLUMN_USE_INPUT, private->output->use_fade,
INPUT_COLUMN_NAME, _("Fade"),
-1);
view = gtk_tree_view_new_with_model (GTK_TREE_MODEL (private->input_list));
g_object_unref (private->input_list);
gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (view), FALSE);
cell = gtk_cell_renderer_toggle_new ();
g_object_set (cell,
"mode", GTK_CELL_RENDERER_MODE_ACTIVATABLE,
"activatable", TRUE,
NULL);
g_signal_connect(G_OBJECT(cell),
"toggled",
G_CALLBACK(gimp_dynamics_output_editor_input_toggled),
editor);
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (view),
-1, NULL,
cell,
"active", INPUT_COLUMN_USE_INPUT,
NULL);
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (view),
-1, NULL,
gtk_cell_renderer_text_new (),
"text", INPUT_COLUMN_NAME,
NULL);
gtk_box_pack_start (GTK_BOX (editor), view, FALSE, FALSE, 0);
gtk_widget_show (view);
private->input_view = view;
tree_sel = gtk_tree_view_get_selection(GTK_TREE_VIEW (view));
gtk_tree_selection_set_mode(tree_sel,
GTK_SELECTION_BROWSE);
gtk_tree_selection_select_iter(tree_sel, &iter);
g_signal_connect(G_OBJECT(tree_sel),
"changed",
G_CALLBACK(gimp_dynamics_output_editor_input_selected),
editor);
g_signal_connect (private->output, "notify",
G_CALLBACK (gimp_dynamics_output_editor_notify_output),
editor);
}
static void
gimp_dynamics_output_editor_finalize (GObject *object)
{
GimpDynamicsOutputEditorPrivate *private;
private = GIMP_DYNAMICS_OUTPUT_EDITOR_GET_PRIVATE (object);
if (private->output)
{
g_object_unref (private->output);
private->output = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_dynamics_output_editor_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpDynamicsOutputEditorPrivate *private;
private = GIMP_DYNAMICS_OUTPUT_EDITOR_GET_PRIVATE (object);
switch (property_id)
{
case PROP_OUTPUT:
private->output = g_value_dup_object (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_dynamics_output_editor_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpDynamicsOutputEditorPrivate *private;
private = GIMP_DYNAMICS_OUTPUT_EDITOR_GET_PRIVATE (object);
switch (property_id)
{
case PROP_OUTPUT:
g_value_set_object (value, private->output);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_dynamics_output_editor_curve_reset (GtkWidget *button,
GimpDynamicsOutputEditor *editor)
{
GimpDynamicsOutputEditorPrivate *private;
private = GIMP_DYNAMICS_OUTPUT_EDITOR_GET_PRIVATE (editor);
if (private->active_curve)
gimp_curve_reset (private->active_curve, TRUE);
}
static void
gimp_dynamics_output_editor_input_selected (GtkTreeSelection *selection,
GimpDynamicsOutputEditor *editor)
{
GtkTreeModel *model;
GtkTreeIter iter;
if (gtk_tree_selection_get_selected(selection, &model, &iter))
{
gint input;
gtk_tree_model_get (model, &iter,
INPUT_COLUMN_INDEX, &input,
-1);
gimp_dynamics_output_editor_activate_input(input, editor);
}
}
static void
gimp_dynamics_output_editor_input_toggled (GtkCellRenderer *cell,
gchar *path,
GimpDynamicsOutputEditor *editor)
{
GimpDynamicsOutputEditorPrivate *private;
GtkTreeModel *model;
GtkTreeIter iter;
gint input;
gboolean use;
private = GIMP_DYNAMICS_OUTPUT_EDITOR_GET_PRIVATE (editor);
model = GTK_TREE_MODEL(private->input_list);
if (gtk_tree_model_get_iter_from_string (model, &iter, path))
{
gtk_tree_model_get (model, &iter,
INPUT_COLUMN_INDEX, &input,
INPUT_COLUMN_USE_INPUT, &use,
-1);
use = !use;
gimp_dynamics_output_editor_use_input (input, use, editor);
}
}
static void
gimp_dynamics_output_editor_activate_input (gint input,
GimpDynamicsOutputEditor *editor)
{
GimpDynamicsOutputEditorPrivate *private;
GimpRGB bg_color;
gimp_rgb_set (&bg_color, 0.5, 0.5, 0.5);
private = GIMP_DYNAMICS_OUTPUT_EDITOR_GET_PRIVATE (editor);
gimp_curve_view_remove_all_backgrounds (GIMP_CURVE_VIEW (private->curve_view));
if (input == INPUT_PRESSURE)
{
gimp_curve_view_set_curve (GIMP_CURVE_VIEW (private->curve_view),
private->output->pressure_curve);
private->active_curve = private->output->pressure_curve;
}
else if (private->output->use_pressure)
{
gimp_curve_view_add_background (GIMP_CURVE_VIEW (private->curve_view),
private->output->pressure_curve,
&bg_color);
}
if (input == INPUT_VELOCITY)
{
gimp_curve_view_set_curve (GIMP_CURVE_VIEW (private->curve_view),
private->output->velocity_curve);
private->active_curve = private->output->velocity_curve;
}
else if (private->output->use_velocity)
{
gimp_curve_view_add_background (GIMP_CURVE_VIEW (private->curve_view),
private->output->velocity_curve,
&bg_color);
}
if (input == INPUT_DIRECTION)
{
gimp_curve_view_set_curve (GIMP_CURVE_VIEW (private->curve_view),
private->output->direction_curve);
private->active_curve = private->output->direction_curve;
}
else if (private->output->use_direction)
{
gimp_curve_view_add_background (GIMP_CURVE_VIEW (private->curve_view),
private->output->direction_curve,
&bg_color);
}
if (input == INPUT_TILT)
{
gimp_curve_view_set_curve (GIMP_CURVE_VIEW (private->curve_view),
private->output->tilt_curve);
private->active_curve = private->output->tilt_curve;
}
else if (private->output->use_tilt)
{
gimp_curve_view_add_background (GIMP_CURVE_VIEW (private->curve_view),
private->output->tilt_curve,
&bg_color);
}
if (input == INPUT_WHEEL)
{
gimp_curve_view_set_curve (GIMP_CURVE_VIEW (private->curve_view),
private->output->wheel_curve);
private->active_curve = private->output->wheel_curve;
}
else if (private->output->use_wheel)
{
gimp_curve_view_add_background (GIMP_CURVE_VIEW (private->curve_view),
private->output->wheel_curve,
&bg_color);
}
if (input == INPUT_RANDOM)
{
gimp_curve_view_set_curve (GIMP_CURVE_VIEW (private->curve_view),
private->output->random_curve);
private->active_curve = private->output->random_curve;
}
else if (private->output->use_random)
{
gimp_curve_view_add_background (GIMP_CURVE_VIEW (private->curve_view),
private->output->random_curve,
&bg_color);
}
if (input == INPUT_FADE)
{
gimp_curve_view_set_curve (GIMP_CURVE_VIEW (private->curve_view),
private->output->fade_curve);
private->active_curve = private->output->fade_curve;
}
else if (private->output->use_fade)
{
gimp_curve_view_add_background (GIMP_CURVE_VIEW (private->curve_view),
private->output->fade_curve,
&bg_color);
}
}
static void
gimp_dynamics_output_editor_use_input (gint input,
gboolean value,
GimpDynamicsOutputEditor *editor)
{
GimpDynamicsOutputEditorPrivate *private;
private = GIMP_DYNAMICS_OUTPUT_EDITOR_GET_PRIVATE (editor);
if (input == INPUT_PRESSURE)
{
private->output->use_pressure = value;
g_object_notify (G_OBJECT (private->output), "use-pressure");
}
if (input == INPUT_VELOCITY)
{
private->output->use_velocity = value;
g_object_notify (G_OBJECT (private->output), "use-velocity");
}
if (input == INPUT_DIRECTION)
{
private->output->use_direction = value;
g_object_notify (G_OBJECT (private->output), "use-direction");
}
if (input == INPUT_TILT)
{
private->output->use_tilt = value;
g_object_notify (G_OBJECT (private->output), "use-tilt");
}
if (input == INPUT_WHEEL)
{
private->output->use_wheel = value;
g_object_notify (G_OBJECT (private->output), "use-wheel");
}
if (input == INPUT_RANDOM)
{
private->output->use_random = value;
g_object_notify (G_OBJECT (private->output), "use-random");
}
if (input == INPUT_FADE)
{
private->output->use_fade = value;
g_object_notify (G_OBJECT (private->output), "use-fade");
}
}
static void
gimp_dynamics_output_editor_notify_output (GimpDynamicsOutput *output,
const GParamSpec *pspec,
GimpDynamicsOutputEditor *editor)
{
GimpDynamicsOutputEditorPrivate *private;
GtkTreeModel *model;
GtkTreeSelection *sel;
GtkTreeIter iter;
GtkTreeView *view;
gboolean iter_valid;
gboolean value;
private = GIMP_DYNAMICS_OUTPUT_EDITOR_GET_PRIVATE (editor);
view = GTK_TREE_VIEW(private->input_view);
model = GTK_TREE_MODEL(gtk_tree_view_get_model(view));
sel = gtk_tree_view_get_selection(view);
for (iter_valid = gtk_tree_model_get_iter_first (model, &iter);
iter_valid;
iter_valid = gtk_tree_model_iter_next (model, &iter))
{
gint input;
gtk_tree_model_get (GTK_TREE_MODEL(model), &iter,
INPUT_COLUMN_INDEX, &input,
-1);
switch (input)
{
case INPUT_PRESSURE:
value = output->use_pressure;
break;
case INPUT_VELOCITY:
value = output->use_velocity;
break;
case INPUT_DIRECTION:
value = output->use_direction;
break;
case INPUT_TILT:
value = output->use_tilt;
break;
case INPUT_WHEEL:
value = output->use_wheel;
break;
case INPUT_RANDOM:
value = output->use_random;
break;
case INPUT_FADE:
value = output->use_fade;
break;
default:
g_warn_if_reached ();
return;
}
gtk_list_store_set (GTK_LIST_STORE (model), &iter,
INPUT_COLUMN_USE_INPUT, value, -1);
if (gtk_tree_selection_iter_is_selected(sel, &iter))
{
gint input;
gtk_tree_model_get (model, &iter,
INPUT_COLUMN_INDEX, &input,
-1);
gimp_dynamics_output_editor_activate_input(input, editor);
}
}
}
/* public functions */
GtkWidget *
gimp_dynamics_output_editor_new (GimpDynamicsOutput *output)
{
g_return_val_if_fail (GIMP_IS_DYNAMICS_OUTPUT (output), NULL);
return g_object_new (GIMP_TYPE_DYNAMICS_OUTPUT_EDITOR,
"output", output,
NULL);
}