/* GIMP - The GNU 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 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 <string.h>

#include <gtk/gtk.h>

#include "libgimpmath/gimpmath.h"
#include "libgimpwidgets/gimpwidgets.h"

#include "widgets-types.h"

#include "core/gimp.h"
#include "core/gimpbrushgenerated.h"
#include "core/gimpcontext.h"

#include "gimpbrusheditor.h"
#include "gimpdocked.h"
#include "gimpview.h"
#include "gimpviewrenderer.h"

#include "gimp-intl.h"

#include "core/gimptoolinfo.h"

#include "widgets/gimppropwidgets.h"
#include "widgets/gimpviewablebox.h"
#include "widgets/gimpwidgets-utils.h"

#include "tools/gimpairbrushtool.h"
#include "tools/gimpclonetool.h"
#include "tools/gimpconvolvetool.h"
#include "tools/gimpdodgeburntool.h"
#include "tools/gimperasertool.h"
#include "tools/gimphealtool.h"
#include "tools/gimpinktool.h"
#include "tools/gimppaintoptions-gui.h"
#include "tools/gimppenciltool.h"
#include "tools/gimpperspectiveclonetool.h"
#include "tools/gimpsmudgetool.h"
#include "tools/gimptooloptions-gui.h"

//To do: 
// discard unneeded ones. 
// needs to be fixed to gimppaintdynamics.h when that works.
#include "paint/gimppaintoptions.h"
#include "gimpdynamicseditor.h"




/*  local function prototypes  */

static void   gimp_dynamics_editor_docked_iface_init (GimpDockedInterface *face);

static GObject * gimp_dynamics_editor_constructor (GType              type,
                                                   guint              n_params,
                                                   GObjectConstructParam *params);

//static void   gimp_dynamics_editor_set_data       (GimpDataEditor     *editor,
//                                                   GimpData           *data);

static void   gimp_dynamics_editor_set_context    (GimpDocked         *docked,
                                                   GimpContext        *context);

/*dynamics options gui*/

static gboolean    tool_has_opacity_dynamics      (GType       tool_type);
static gboolean    tool_has_hardness_dynamics     (GType       tool_type);
static gboolean    tool_has_rate_dynamics         (GType       tool_type);
static gboolean    tool_has_size_dynamics         (GType       tool_type);
static gboolean    tool_has_color_dynamics        (GType       tool_type);
static gboolean    tool_has_angle_dynamics        (GType       tool_type);
static gboolean    tool_has_aspect_ratio_dynamics (GType       tool_type);

static void        pressure_options_gui  (GimpPaintOptions *paint_options,
                                          GType             tool_type,
                                          GtkTable         *table,
                                          gint              row,
                                          GtkWidget        *labels[]);
static void        velocity_options_gui  (GimpPaintOptions *paint_options,
                                          GType             tool_type,
                                          GtkTable         *table,
                                          gint              row);
static void        direction_options_gui (GimpPaintOptions *paint_options,
                                          GType             tool_type,
                                          GtkTable         *table,
                                          gint              row);
static void        tilt_options_gui      (GimpPaintOptions *paint_options,
                                          GType             tool_type,
                                          GtkTable         *table,
                                          gint              row);
static void        random_options_gui    (GimpPaintOptions *paint_options,
                                          GType             tool_type,
                                          GtkTable         *table,
                                          gint              row);
/**/
static void        fading_options_gui    (GimpPaintOptions *paint_options,
                                          GType             tool_type,
                                          GtkTable         *table,
                                          gint              row);
/**/


G_DEFINE_TYPE_WITH_CODE (GimpDynamicsEditor, gimp_dynamics_editor,
                         GIMP_TYPE_DATA_EDITOR,
                         G_IMPLEMENT_INTERFACE (GIMP_TYPE_DOCKED,
                                                gimp_dynamics_editor_docked_iface_init))

#define parent_class gimp_dynamics_editor_parent_class

static GimpDockedInterface *parent_docked_iface = NULL;


static void
gimp_dynamics_editor_class_init (GimpDynamicsEditorClass *klass)
{
  GObjectClass        *object_class = G_OBJECT_CLASS (klass);
  GimpDataEditorClass *editor_class = GIMP_DATA_EDITOR_CLASS (klass);

  object_class->constructor = gimp_dynamics_editor_constructor;

  //editor_class->set_data    = gimp_dynamics_editor_set_data;
  editor_class->title       = _("Dynamics Editor");
}

static void
gimp_dynamics_editor_docked_iface_init (GimpDockedInterface *iface)
{
  parent_docked_iface = g_type_interface_peek_parent (iface);

  if (! parent_docked_iface)
    parent_docked_iface = g_type_default_interface_peek (GIMP_TYPE_DOCKED);

  iface->set_context = gimp_dynamics_editor_set_context;
}

/*
To do:
look at other init for dataeditors 
look at how to move gui codes from paintopitons to here
*/


static void
gimp_dynamics_editor_init (GimpDynamicsEditor *editor)
{
  GimpDataEditor *data_editor = GIMP_DATA_EDITOR (editor);
}
/*  
  GtkWidget      *frame;
  GtkWidget      *box;
  gint            row = 0;
*/

/*  public functions  */

GtkWidget *
gimp_paint_options_gui (GimpToolOptions *tool_options)
{
	
  GObject          *config  = G_OBJECT (tool_options);
  GimpPaintOptions *options = GIMP_PAINT_OPTIONS (tool_options);
  GtkWidget        *vbox    = gimp_tool_options_gui (tool_options);
  GtkWidget        *frame;
  GtkWidget        *table;
  GtkWidget        *menu;
  GtkWidget        *label;
  GtkWidget        *button;
  GtkWidget        *incremental_toggle = NULL;
  gint              table_row          = 0;
  gint              n_dynamics         = 0;
  GtkWidget        *dynamics_labels[7];
  GType             tool_type;

  tool_type = tool_options->tool_info->tool_type;

  /*  the main table  */
  table = gtk_table_new (3, 3, FALSE);
  gtk_table_set_col_spacings (GTK_TABLE (table), 2);
  gtk_table_set_row_spacings (GTK_TABLE (table), 2);
  gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
  gtk_widget_show (table);

  g_object_set_data (G_OBJECT (vbox), GIMP_PAINT_OPTIONS_TABLE_KEY, table);

  /*  the paint mode menu  */
  menu  = gimp_prop_paint_mode_menu_new (config, "paint-mode", TRUE, FALSE);
  label = gimp_table_attach_aligned (GTK_TABLE (table), 0, table_row++,
                                     _("Mode:"), 0.0, 0.5,
                                     menu, 2, FALSE);

  if (tool_type == GIMP_TYPE_ERASER_TOOL     ||
      tool_type == GIMP_TYPE_CONVOLVE_TOOL   ||
      tool_type == GIMP_TYPE_DODGE_BURN_TOOL ||
      tool_type == GIMP_TYPE_SMUDGE_TOOL)
    {
      gtk_widget_set_sensitive (menu, FALSE);
      gtk_widget_set_sensitive (label, FALSE);
    }

  /*  the opacity scale  */
  gimp_prop_opacity_entry_new (config, "opacity",
                               GTK_TABLE (table), 0, table_row++,
                               _("Opacity:"));

  /*  the brush  */
  if (g_type_is_a (tool_type, GIMP_TYPE_BRUSH_TOOL))
    {
      GtkObject *adj_scale;
      GtkObject *adj_angle;
      GtkObject *adj_aspect_ratio;


      button = gimp_prop_brush_box_new (NULL, GIMP_CONTEXT (tool_options), 2,
                                        "brush-view-type", "brush-view-size");
      gimp_table_attach_aligned (GTK_TABLE (table), 0, table_row++,
                                 _("Brush:"), 0.0, 0.5,
                                 button, 2, FALSE);

      adj_scale = gimp_prop_scale_entry_new (config, "brush-scale",
                                             GTK_TABLE (table), 0, table_row++,
                                             _("Scale:"),
                                             0.01, 0.1, 2,
                                             FALSE, 0.0, 0.0);
      gimp_scale_entry_set_logarithmic (adj_scale, TRUE);

      adj_aspect_ratio = gimp_prop_scale_entry_new (config, "brush-aspect-ratio",
                                                    GTK_TABLE (table), 0, table_row++,
                                                    _("Aspect Ratio:"),
                                                    0.01, 0.1, 2,
                                                    FALSE, 0.0, 0.0);
      gimp_scale_entry_set_logarithmic (adj_aspect_ratio, TRUE);

      adj_angle = gimp_prop_scale_entry_new (config, "brush-angle",
                                             GTK_TABLE (table), 0, table_row++,
                                             _("Angle:"),
                                             1.0, 5.0, 2,
                                             FALSE, 0.0, 0.0);
    }

  if (tool_has_opacity_dynamics (tool_type))
    {
      dynamics_labels[n_dynamics] = gtk_label_new (_("Opacity"));
      n_dynamics++;
    }

  if (tool_has_hardness_dynamics (tool_type))
    {
      dynamics_labels[n_dynamics] = gtk_label_new (_("Hardness"));
      n_dynamics++;
    }

  if (tool_has_rate_dynamics (tool_type))
    {
      dynamics_labels[n_dynamics] = gtk_label_new (_("Rate"));
      n_dynamics++;
    }

  if (tool_has_size_dynamics (tool_type))
    {
      dynamics_labels[n_dynamics] = gtk_label_new (_("Size"));
      n_dynamics++;
    }

  if (tool_has_aspect_ratio_dynamics (tool_type))
    {
      dynamics_labels[n_dynamics] = gtk_label_new (_("Aspect ratio"));
      n_dynamics++;
    }


  if (tool_has_angle_dynamics (tool_type))
    {
      dynamics_labels[n_dynamics] = gtk_label_new (_("Angle"));
      n_dynamics++;
    }

  if (tool_has_color_dynamics (tool_type))
    {
      dynamics_labels[n_dynamics] = gtk_label_new (_("Color"));
      n_dynamics++;
    }

  /* NB: When adding new dynamics, increase size of the
   * dynamics_labels[] array
   */


  if (n_dynamics > 0)
    {
      GtkWidget *inner_frame;
      GtkWidget *fixed;
      gint       i;
      gboolean   rtl = gtk_widget_get_direction (vbox) == GTK_TEXT_DIR_RTL;

      frame = gimp_prop_expander_new (config, "dynamics-expanded",
                                      _("Brush Dynamics"));
      gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
      gtk_widget_show (frame);

      inner_frame = gimp_frame_new ("<expander>");
      gtk_container_add (GTK_CONTAINER (frame), inner_frame);
      gtk_widget_show (inner_frame);

      table = gtk_table_new (7, n_dynamics + 2, FALSE);
      gtk_container_add (GTK_CONTAINER (inner_frame), table);
      gtk_widget_show (table);

      label = gtk_label_new (_("Pressure:"));
      gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
      gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2,
                        GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
      gtk_widget_show (label);

      label = gtk_label_new (_("Velocity:"));
      gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
      gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3,
                        GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
      gtk_widget_show (label);

      label = gtk_label_new (_("Direction:"));
      gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
      gtk_table_attach (GTK_TABLE (table), label, 0, 1, 3, 4,
                        GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
      gtk_widget_show (label);

      label = gtk_label_new (_("Tilt:"));
      gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
      gtk_table_attach (GTK_TABLE (table), label, 0, 1, 4, 5,
                        GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
      gtk_widget_show (label);

      label = gtk_label_new (_("Random:"));
      gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
      gtk_table_attach (GTK_TABLE (table), label, 0, 1, 5, 6,
                        GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
      gtk_widget_show (label);

      label = gtk_label_new (_("Fading - new:"));
      gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
      gtk_table_attach (GTK_TABLE (table), label, 0, 1, 6, 7,
                        GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
      gtk_widget_show (label);

      pressure_options_gui (options, tool_type,
                            GTK_TABLE (table), 1,
                            dynamics_labels);

      velocity_options_gui (options, tool_type,
                            GTK_TABLE (table), 2);

      direction_options_gui (options, tool_type,
                             GTK_TABLE (table), 3);

      tilt_options_gui (options, tool_type,
                        GTK_TABLE (table), 4);

      random_options_gui (options, tool_type,
                          GTK_TABLE (table), 5);

      fading_options_gui (options, tool_type,
                          GTK_TABLE (table), 6);

      /* EEK: pack the fixed *after* the buttons so the table calls
       * size-allocates on it *before* it places the toggles. Fixes
       * label positions in RTL mode.
       */
      fixed = gtk_fixed_new ();
      gtk_table_attach (GTK_TABLE (table), fixed, 0, n_dynamics + 2, 0, 1,
                        GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
      gtk_widget_show (fixed);

      for (i = 0; i < n_dynamics; i++)
        {
          gtk_label_set_angle (GTK_LABEL (dynamics_labels[i]),
                               rtl ? 315 : 45);
          gtk_misc_set_alignment (GTK_MISC (dynamics_labels[i]), 1.0, 1.0);
          gtk_fixed_put (GTK_FIXED (fixed), dynamics_labels[i], 0, 0);
          gtk_widget_show (dynamics_labels[i]);
        }
    }

  if (g_type_is_a (tool_type, GIMP_TYPE_BRUSH_TOOL))
    {
      frame = fade_options_gui (options, tool_type);
      gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
      gtk_widget_show (frame);

      frame = jitter_options_gui (options, tool_type);
      gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
      gtk_widget_show (frame);
    }

  /*  the "incremental" toggle  */
  if (tool_type == GIMP_TYPE_PENCIL_TOOL     ||
      tool_type == GIMP_TYPE_PAINTBRUSH_TOOL ||
      tool_type == GIMP_TYPE_ERASER_TOOL)
    {
      incremental_toggle =
        gimp_prop_enum_check_button_new (config,
                                         "application-mode",
                                         _("Incremental"),
                                         GIMP_PAINT_CONSTANT,
                                         GIMP_PAINT_INCREMENTAL);
      gtk_box_pack_start (GTK_BOX (vbox), incremental_toggle, FALSE, FALSE, 0);
      gtk_widget_show (incremental_toggle);
    }

  /* the "hard edge" toggle */
  if (tool_type == GIMP_TYPE_ERASER_TOOL            ||
      tool_type == GIMP_TYPE_CLONE_TOOL             ||
      tool_type == GIMP_TYPE_HEAL_TOOL              ||
      tool_type == GIMP_TYPE_PERSPECTIVE_CLONE_TOOL ||
      tool_type == GIMP_TYPE_CONVOLVE_TOOL          ||
      tool_type == GIMP_TYPE_DODGE_BURN_TOOL        ||
      tool_type == GIMP_TYPE_SMUDGE_TOOL)
    {
      button = gimp_prop_check_button_new (config, "hard", _("Hard edge"));
      gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
      gtk_widget_show (button);
    }

  if (g_type_is_a (tool_type, GIMP_TYPE_PAINTBRUSH_TOOL))
    {
      frame = gradient_options_gui (options, tool_type, incremental_toggle);
      gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
      gtk_widget_show (frame);
    }

  return vbox;
}

static GObject *
gimp_dynamics_editor_constructor (GType                  type,
                                  guint                  n_params,
                                  GObjectConstructParam *params)
{
  GObject *object;

  object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);

  gimp_docked_set_show_button_bar (GIMP_DOCKED (object), FALSE);

  return object;
}

static void
gimp_dynamics_editor_set_context (GimpDocked  *docked,
                                  GimpContext *context)
{
  GimpDataEditor *data_editor = GIMP_DATA_EDITOR (docked);

  parent_docked_iface->set_context (docked, context);

  gimp_view_renderer_set_context (GIMP_VIEW (data_editor->view)->renderer,
                                  context);
}

/*  public functions  */

/*
GtkWidget *
gimp_dynamics_editor_new (GimpContext     *context,
                          GimpMenuFactory *menu_factory)
{
  g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);

  return g_object_new (GIMP_TYPE_DYNAMICS_EDITOR,
                       "menu-factory",    menu_factory,
                       "menu-identifier", "<DynamicsEditor>",
                       "ui-path",         "/dynamics-editor-popup",
                       "data-factory",    context->gimp->brush_factory,
                       "context",         context,
                       "data",            gimp_context_get_brush (context),
                       NULL);
}
*/


/*  private functions  */

static gboolean
tool_has_opacity_dynamics (GType tool_type)
{
  return (g_type_is_a (tool_type, GIMP_TYPE_PAINTBRUSH_TOOL) ||
          tool_type == GIMP_TYPE_CLONE_TOOL             ||
          tool_type == GIMP_TYPE_HEAL_TOOL              ||
          tool_type == GIMP_TYPE_PERSPECTIVE_CLONE_TOOL ||
          tool_type == GIMP_TYPE_DODGE_BURN_TOOL        ||
          tool_type == GIMP_TYPE_ERASER_TOOL);
}

static gboolean
tool_has_hardness_dynamics (GType tool_type)
{
  return (tool_type == GIMP_TYPE_AIRBRUSH_TOOL          ||
          tool_type == GIMP_TYPE_CLONE_TOOL             ||
          tool_type == GIMP_TYPE_HEAL_TOOL              ||
          tool_type == GIMP_TYPE_PERSPECTIVE_CLONE_TOOL ||
          tool_type == GIMP_TYPE_CONVOLVE_TOOL          ||
          tool_type == GIMP_TYPE_ERASER_TOOL            ||
          tool_type == GIMP_TYPE_DODGE_BURN_TOOL        ||
          tool_type == GIMP_TYPE_PAINTBRUSH_TOOL        ||
          tool_type == GIMP_TYPE_SMUDGE_TOOL);
}

static gboolean
tool_has_rate_dynamics (GType tool_type)
{
  return (tool_type == GIMP_TYPE_AIRBRUSH_TOOL          ||
          tool_type == GIMP_TYPE_CONVOLVE_TOOL          ||
          tool_type == GIMP_TYPE_SMUDGE_TOOL);
}

static gboolean
tool_has_size_dynamics (GType tool_type)
{
  return (g_type_is_a (tool_type, GIMP_TYPE_PAINTBRUSH_TOOL) ||
          tool_type == GIMP_TYPE_CLONE_TOOL             ||
          tool_type == GIMP_TYPE_HEAL_TOOL              ||
          tool_type == GIMP_TYPE_PERSPECTIVE_CLONE_TOOL ||
          tool_type == GIMP_TYPE_CONVOLVE_TOOL          ||
          tool_type == GIMP_TYPE_DODGE_BURN_TOOL        ||
          tool_type == GIMP_TYPE_ERASER_TOOL);
}

static gboolean
tool_has_aspect_ratio_dynamics (GType tool_type)
{
  return (g_type_is_a (tool_type, GIMP_TYPE_PAINTBRUSH_TOOL) ||
          tool_type == GIMP_TYPE_CLONE_TOOL             ||
          tool_type == GIMP_TYPE_HEAL_TOOL              ||
          tool_type == GIMP_TYPE_PERSPECTIVE_CLONE_TOOL ||
          tool_type == GIMP_TYPE_CONVOLVE_TOOL          ||
          tool_type == GIMP_TYPE_DODGE_BURN_TOOL        ||
          tool_type == GIMP_TYPE_ERASER_TOOL);
}

static gboolean
tool_has_angle_dynamics (GType tool_type)
{
  return (g_type_is_a (tool_type, GIMP_TYPE_PAINTBRUSH_TOOL));
}

static gboolean
tool_has_color_dynamics (GType tool_type)
{
  return (g_type_is_a (tool_type, GIMP_TYPE_PAINTBRUSH_TOOL));
}

static GtkWidget *
dynamics_check_button_new (GObject     *config,
                           const gchar *property_name,
                           GtkTable    *table,
                           gint         column,
                           gint         row)
{
  GtkWidget *button;

  button = gimp_prop_check_button_new (config, property_name, NULL);
  gtk_table_attach (table, button, column, column + 1, row, row + 1,
                    GTK_SHRINK, GTK_SHRINK, 0, 0);
  gtk_widget_show (button);

  return button;
}

static void
dynamics_check_button_size_allocate (GtkWidget     *toggle,
                                     GtkAllocation *allocation,
                                     GtkWidget     *label)
{
  GtkWidget *fixed = label->parent;
  gint       x, y;

  if (gtk_widget_get_direction (label) == GTK_TEXT_DIR_LTR)
    x = allocation->x;
  else
    x = allocation->x + allocation->width - label->allocation.width;

  x -= fixed->allocation.x;

  y = fixed->allocation.height - label->allocation.height;

  gtk_fixed_move (GTK_FIXED (fixed), label, x, y);
}

static void
pressure_options_gui (GimpPaintOptions *paint_options,
                      GType             tool_type,
                      GtkTable         *table,
                      gint              row,
                      GtkWidget        *labels[])
{
  GObject   *config = G_OBJECT (paint_options);
  GtkWidget *button;
  gint       column = 1;
  GtkWidget *scalebutton;

  if (tool_has_opacity_dynamics (tool_type))
    {
      button = dynamics_check_button_new (config, "pressure-opacity",
                                          table, column, row);
      g_signal_connect (button, "size-allocate",
                        G_CALLBACK (dynamics_check_button_size_allocate),
                        labels[column - 1]);
      column++;
    }

  if (tool_has_hardness_dynamics (tool_type))
    {
      button = dynamics_check_button_new (config, "pressure-hardness",
                                          table, column, row);
      g_signal_connect (button, "size-allocate",
                        G_CALLBACK (dynamics_check_button_size_allocate),
                        labels[column - 1]);
      column++;
    }

  if (tool_has_rate_dynamics (tool_type))
    {
      button = dynamics_check_button_new (config, "pressure-rate",
                                          table, column, row);
      g_signal_connect (button, "size-allocate",
                        G_CALLBACK (dynamics_check_button_size_allocate),
                        labels[column - 1]);
      column++;
    }

  if (tool_has_size_dynamics (tool_type))
    {
      if (tool_type != GIMP_TYPE_AIRBRUSH_TOOL)
        button = dynamics_check_button_new (config, "pressure-size",
                                            table, column, row);
      else
        button = dynamics_check_button_new (config, "pressure-inverse-size",
                                            table, column, row);

      g_signal_connect (button, "size-allocate",
                        G_CALLBACK (dynamics_check_button_size_allocate),
                        labels[column - 1]);
      column++;
    }

  if (tool_has_aspect_ratio_dynamics (tool_type))
    {
      button = dynamics_check_button_new (config, "pressure-aspect_ratio",
                                          table, column, row);

      g_signal_connect (button, "size-allocate",
                        G_CALLBACK (dynamics_check_button_size_allocate),
                        labels[column - 1]);
      column++;
     }

  if (tool_has_angle_dynamics (tool_type))
    {
      button = dynamics_check_button_new (config, "pressure-angle",
                                          table, column, row);
      g_signal_connect (button, "size-allocate",
                        G_CALLBACK (dynamics_check_button_size_allocate),
                        labels[column - 1]);
      column++;
    }

  if (tool_has_color_dynamics (tool_type))
    {
      button = dynamics_check_button_new (config, "pressure-color",
                                          table, column, row);
      g_signal_connect (button, "size-allocate",
                        G_CALLBACK (dynamics_check_button_size_allocate),
                        labels[column - 1]);
      column++;
    }

   scalebutton = gimp_prop_scale_button_new (config, "pressure-prescale");
   gtk_table_attach (table, scalebutton, column, column + 1, row, row + 1,
                    GTK_SHRINK, GTK_SHRINK, 0, 0);
   gtk_widget_show (scalebutton);
}

static void
velocity_options_gui (GimpPaintOptions *paint_options,
                      GType             tool_type,
                      GtkTable         *table,
                      gint              row)
{
  GObject   *config = G_OBJECT (paint_options);
  gint       column = 1;
  GtkWidget *scalebutton;

  if (tool_has_opacity_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "velocity-opacity",
                                 table, column++, row);
    }

  if (tool_has_hardness_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "velocity-hardness",
                                 table, column++, row);
    }

  if (tool_has_rate_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "velocity-rate",
                                 table, column++, row);
    }

  if (tool_has_size_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "velocity-size",
                                 table, column++, row);
    }

  if (tool_has_aspect_ratio_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "velocity-aspect-ratio",
                                 table, column++, row);
    }


  if (tool_has_angle_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "velocity-angle",
                                 table, column++, row);
    }

  if (tool_has_color_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "velocity-color",
                                 table, column++, row);
    }

  scalebutton = gimp_prop_scale_button_new (config, "velocity-prescale");
  gtk_table_attach (table, scalebutton, column, column + 1, row, row + 1,
                    GTK_SHRINK, GTK_SHRINK, 0, 0);
  gtk_widget_show (scalebutton);
}

static void
direction_options_gui (GimpPaintOptions *paint_options,
                       GType             tool_type,
                       GtkTable         *table,
                       gint              row)
{
  GObject   *config = G_OBJECT (paint_options);
  gint       column = 1;
  GtkWidget *scalebutton;

  if (tool_has_opacity_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "direction-opacity",
                                 table, column++, row);
    }

  if (tool_has_hardness_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "direction-hardness",
                                 table, column++, row);
    }

  if (tool_has_rate_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "direction-rate",
                                 table, column++, row);
    }

  if (tool_has_size_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "direction-size",
                                 table, column++, row);
    }

  if (tool_has_aspect_ratio_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "direction-aspect-ratio",
                                 table, column++, row);
    }

  if (tool_has_angle_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "direction-angle",
                                 table, column++, row);
    }

  if (tool_has_color_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "direction-color",
                                 table, column++, row);
    }

  scalebutton = gimp_prop_scale_button_new (config, "direction-prescale");
  gtk_table_attach (table, scalebutton, column, column + 1, row, row + 1,
                    GTK_SHRINK, GTK_SHRINK, 0, 0);
  gtk_widget_show (scalebutton);
}


static void
tilt_options_gui (GimpPaintOptions *paint_options,
                       GType             tool_type,
                       GtkTable         *table,
                       gint              row)
{
  GObject   *config = G_OBJECT (paint_options);
  gint       column = 1;
  GtkWidget *scalebutton;

  if (tool_has_opacity_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "tilt-opacity",
                                 table, column++, row);
    }

  if (tool_has_hardness_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "tilt-hardness",
                                 table, column++, row);
    }

  if (tool_has_rate_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "tilt-rate",
                                 table, column++, row);
    }

  if (tool_has_size_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "tilt-size",
                                 table, column++, row);
    }

if (tool_has_aspect_ratio_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "tilt-aspect-ratio",
                                 table, column++, row);
    }

  if (tool_has_angle_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "tilt-angle",
                                 table, column++, row);
    }

  if (tool_has_color_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "tilt-color",
                                 table, column++, row);
    }

  scalebutton = gimp_prop_scale_button_new (config, "tilt-prescale");
  gtk_table_attach (table, scalebutton, column, column + 1, row, row + 1,
                    GTK_SHRINK, GTK_SHRINK, 0, 0);
  gtk_widget_show (scalebutton);
}

static void
random_options_gui (GimpPaintOptions *paint_options,
                    GType             tool_type,
                    GtkTable         *table,
                    gint              row)
{
  GObject   *config = G_OBJECT (paint_options);
  gint       column = 1;
  GtkWidget *scalebutton;

  if (tool_has_opacity_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "random-opacity",
                                 table, column++, row);
    }

  if (tool_has_hardness_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "random-hardness",
                                 table, column++, row);
    }

  if (tool_has_rate_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "random-rate",
                                 table, column++, row);
    }

  if (tool_has_size_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "random-size",
                                 table, column++, row);
    }

  if (tool_has_aspect_ratio_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "random-aspect-ratio",
                                 table, column++, row);
    }

  if (tool_has_angle_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "random-angle",
                                 table, column++, row);
    }

  if (tool_has_color_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "random-color",
                                 table, column++, row);
    }

   scalebutton = gimp_prop_scale_button_new (config, "random-prescale");
   gtk_table_attach (table, scalebutton, column, column + 1, row, row + 1,
                    GTK_SHRINK, GTK_SHRINK, 0, 0);
   gtk_widget_show (scalebutton);
}

static void
fading_options_gui (GimpPaintOptions *paint_options,
                    GType             tool_type,
                    GtkTable         *table,
                    gint              row)
{
  GObject   *config = G_OBJECT (paint_options);
  gint       column = 1;
  GtkWidget *scalebutton;

  if (tool_has_opacity_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "fading-opacity",
                                 table, column++, row);
    }

  if (tool_has_hardness_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "fading-hardness",
                                 table, column++, row);
    }

  if (tool_has_rate_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "fading-rate",
                                 table, column++, row);
    }

  if (tool_has_size_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "fading-size",
                                 table, column++, row);
    }

  if (tool_has_aspect_ratio_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "fading-aspect-ratio",
                                 table, column++, row);
    }

  if (tool_has_angle_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "fading-angle",
                                 table, column++, row);
    }

  if (tool_has_color_dynamics (tool_type))
    {
      dynamics_check_button_new (config, "fading-color",
                                 table, column++, row);
    }

   scalebutton = gimp_prop_scale_button_new (config, "fading-prescale");
   gtk_table_attach (table, scalebutton, column, column + 1, row, row + 1,
                    GTK_SHRINK, GTK_SHRINK, 0, 0);
   gtk_widget_show (scalebutton);
}