synfig-studio/src/gtkmm/dialog_gradient.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file dialog_gradient.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **
  10 **      This package is free software; you can redistribute it and/or
  11 **      modify it under the terms of the GNU General Public License as
  12 **      published by the Free Software Foundation; either version 2 of
  13 **      the License, or (at your option) any later version.
  14 **
  15 **      This package is distributed in the hope that it will be useful,
  16 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18 **      General Public License for more details.
  19 **      \endlegal
  20 */
  21 /* ========================================================================= */
  22
  23 /* === H E A D E R S ======================================================= */
  24
  25 #ifdef USING_PCH
  26 #       include "pch.h"
  27 #else
  28 #ifdef HAVE_CONFIG_H
  29 #       include <config.h>
  30 #endif
  31
  32 #include "dialog_gradient.h"
  33 #include "widget_gradient.h"
  34 #include <gtkmm/frame.h>
  35 #include <gtkmm/table.h>
  36 #include <gtkmm/label.h>
  37 #include <synfig/general.h>
  38 #include <synfigapp/canvasinterface.h>
  39 #include <synfigapp/value_desc.h>
  40 #include <synfigapp/main.h>
  41 #include "widget_color.h"
  42 #include <gtkmm/spinbutton.h>
  43 #include "app.h"
  44
  45 #include "general.h"
  46
  47 #endif
  48
  49 /* === U S I N G =========================================================== */
  50
  51 using namespace std;
  52 using namespace etl;
  53 using namespace synfig;
  54 using namespace studio;
  55
  56 /* === M A C R O S ========================================================= */
  57
  58 /* === G L O B A L S ======================================================= */
  59
  60 /* === P R O C E D U R E S ================================================= */
  61
  62 /* === M E T H O D S ======================================================= */
  63
  64 Dialog_Gradient::Dialog_Gradient():
  65         Dialog(_("Gradient Editor"),false,true),
  66         dialog_settings(this,"gradient"),
  67         adjustment_pos(0,0.0,1.0,0.001,0.001,0)
  68 {
  69         set_type_hint(Gdk::WINDOW_TYPE_HINT_DIALOG);
  70         set_keep_above(false);
  71
  72         set_role("gradient_editor");
  73
  74         // Setup the buttons
  75         grab_button = manage(new class Gtk::Button(Gtk::StockID(_("Set as Default"))));
  76         grab_button->show();
  77         add_action_widget(*grab_button,2);
  78         grab_button->signal_clicked().connect(sigc::mem_fun(*this, &Dialog_Gradient::on_grab_pressed));
  79
  80         /*
  81         Gtk::Button *apply_button(manage(new class Gtk::Button(Gtk::StockID("gtk-apply"))));
  82         apply_button->show();
  83         add_action_widget(*apply_button,1);
  84         apply_button->signal_clicked().connect(sigc::mem_fun(*this, &Dialog_Gradient::on_apply_pressed));
  85         */
  86
  87         Gtk::Button *cancel_button(manage(new class Gtk::Button(Gtk::StockID("gtk-close"))));
  88         cancel_button->show();
  89         add_action_widget(*cancel_button,0);
  90         cancel_button->signal_clicked().connect(sigc::mem_fun(*this, &Dialog_Gradient::hide));
  91
  92         set_border_width(12);
  93         Gtk::Table* table(manage(new Gtk::Table(3,1,false)));
  94         table->set_col_spacings(12);
  95         table->set_row_spacings(12);
  96         get_vbox()->pack_start(*table);
  97
  98         widget_gradient=manage(new Widget_Gradient());
  99         widget_gradient->set_editable();
 100         widget_gradient->signal_cpoint_selected().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_cpoint_selected));
 101         widget_gradient->signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_changed));
 102         //table->attach(*manage(new Gtk::Label(_("Not yet fully implemented"))), 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 103         table->attach(*widget_gradient, 0, 1, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 104
 105         widget_color=manage(new Gtk::ColorSelection());
 106         widget_color->set_has_opacity_control(true);
 107         widget_color->signal_color_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_values_adjusted));
 108         widget_color->signal_color_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_changed));
 109         //widget_color->signal_activated().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_values_adjusted));
 110         table->attach(*widget_color, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 111
 112
 113         spinbutton_pos=manage(new class Gtk::SpinButton(adjustment_pos,0.0001,4));
 114         spinbutton_pos->set_update_policy(Gtk::UPDATE_ALWAYS);
 115         adjustment_pos.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_values_adjusted));
 116         adjustment_pos.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_changed));
 117         table->attach(*spinbutton_pos, 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 118
 119
 120         add_accel_group(App::ui_manager()->get_accel_group());
 121
 122         show_all_children();
 123 }
 124
 125 Dialog_Gradient::~Dialog_Gradient()
 126 {
 127 }
 128
 129 void
 130 Dialog_Gradient::set_gradient(const synfig::Gradient& x)
 131 {
 132         widget_gradient->set_value(x);
 133 }
 134
 135 void
 136 Dialog_Gradient::reset()
 137 {
 138         value_changed_connection.disconnect();
 139         signal_edited_.clear();
 140 }
 141
 142 void
 143 Dialog_Gradient::on_grab_pressed()
 144 {
 145         synfigapp::Main::set_gradient(get_gradient());
 146 //      signal_edited_(get_gradient());
 147 //      reset();
 148 //      hide();
 149 }
 150
 151 void
 152 Dialog_Gradient::on_apply_pressed()
 153 {
 154         signal_edited_(get_gradient());
 155 }
 156
 157 void
 158 Dialog_Gradient::on_changed()
 159 {
 160         signal_edited_(get_gradient());
 161 }
 162
 163 void
 164 Dialog_Gradient::on_cpoint_selected(synfig::Gradient::CPoint x)
 165 {
 166         widget_color->set_current_color(studio::colorconv_synfig2gdk(x.color));
 167         widget_color->set_current_alpha(x.color.get_a() * 65535);
 168         adjustment_pos.set_value(x.pos);
 169 }
 170
 171 void
 172 Dialog_Gradient::on_values_adjusted()
 173 {
 174         synfig::Gradient::CPoint x(widget_gradient->get_selected_cpoint());
 175         x.color=studio::colorconv_gdk2synfig(widget_color->get_current_color(), widget_color->get_current_alpha() / 65535.0);
 176         x.pos=adjustment_pos.get_value();
 177         widget_gradient->update_cpoint(x);
 178 }
 179
 180 static void
 181 dialog_gradient_value_desc_edit(synfig::Gradient /*g*/,synfigapp::ValueDesc /*x*/,handle<synfigapp::CanvasInterface> /*canvas_interface*/)
 182 {
 183 //      canvas_interface->connect_value(x,ValueBase(g));
 184 }
 185
 186 void
 187 Dialog_Gradient::edit(const synfigapp::ValueDesc &x, etl::handle<synfigapp::CanvasInterface> canvas_interface, synfig::Time time)
 188 {
 189         reset();
 190         if(x.is_const())
 191                 set_gradient(x.get_value().get(Gradient()));
 192         else if(x.is_value_node())
 193                 set_gradient((*x.get_value_node())(time).get(Gradient()));
 194
 195         signal_edited().connect(
 196                 sigc::bind(
 197                         sigc::bind(
 198                                 sigc::ptr_fun(dialog_gradient_value_desc_edit),
 199                                 canvas_interface
 200                         ),
 201                         x
 202                 )
 203         );
 204
 205         present();
 206 }