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[synfig.git] / synfig-studio / trunk / src / gtkmm / dialog_gradient.cpp
1 /* === S Y N F I G ========================================================= */
2 /*!     \file dialog_gradient.cpp
3 **      \brief Template File
4 **
5 **      $Id: dialog_gradient.cpp,v 1.1.1.1 2005/01/07 03:34:36 darco Exp $
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 #endif
46
47 /* === U S I N G =========================================================== */
48
49 using namespace std;
50 using namespace etl;
51 using namespace synfig;
52 using namespace studio;
53
54 /* === M A C R O S ========================================================= */
55
56 /* === G L O B A L S ======================================================= */
57
58 /* === P R O C E D U R E S ================================================= */
59
60 /* === M E T H O D S ======================================================= */
61
62 Dialog_Gradient::Dialog_Gradient():
63         Dialog(_("Gradient Editor"),false,true),
64         dialog_settings(this,"gradient"),
65         adjustment_pos(0,0.0,1.0,0.001,0.001,0.001)
66 {
67         set_type_hint(Gdk::WINDOW_TYPE_HINT_DIALOG);
68         set_keep_above(false);
69
70         set_role("gradient_editor");
71         
72         // Setup the buttons
73         Gtk::Button *grab_button(manage(new class Gtk::Button(Gtk::StockID("Grab"))));
74         grab_button->show();
75         add_action_widget(*grab_button,2);
76         grab_button->signal_clicked().connect(sigc::mem_fun(*this, &Dialog_Gradient::on_grab_pressed));
77
78         /*
79         Gtk::Button *apply_button(manage(new class Gtk::Button(Gtk::StockID("gtk-apply"))));
80         apply_button->show();
81         add_action_widget(*apply_button,1);
82         apply_button->signal_clicked().connect(sigc::mem_fun(*this, &Dialog_Gradient::on_apply_pressed));
83         */
84         
85         Gtk::Button *cancel_button(manage(new class Gtk::Button(Gtk::StockID("gtk-close"))));
86         cancel_button->show();
87         add_action_widget(*cancel_button,0);
88         cancel_button->signal_clicked().connect(sigc::mem_fun(*this, &Dialog_Gradient::hide));  
89
90         Gtk::Table* table(manage(new Gtk::Table(2,2,false)));
91         get_vbox()->pack_start(*table);
92
93         widget_gradient=manage(new Widget_Gradient());
94         widget_gradient->set_editable();
95         widget_gradient->signal_cpoint_selected().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_cpoint_selected));   
96         widget_gradient->signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_changed));
97         //table->attach(*manage(new Gtk::Label(_("Not yet fully implemented"))), 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);       
98         table->attach(*widget_gradient, 0, 1, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);        
99
100         widget_color=manage(new Widget_ColorEdit());
101         widget_color->signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_values_adjusted));
102         widget_color->signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_changed));
103         widget_color->signal_activated().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_values_adjusted));
104         table->attach(*widget_color, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);   
105
106
107         spinbutton_pos=manage(new class Gtk::SpinButton(adjustment_pos,0.0001,4));
108         spinbutton_pos->set_update_policy(Gtk::UPDATE_ALWAYS);
109         adjustment_pos.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_values_adjusted));
110         adjustment_pos.signal_value_changed().connect(sigc::mem_fun(*this,&studio::Dialog_Gradient::on_changed));
111         table->attach(*spinbutton_pos, 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0); 
112
113         
114         add_accel_group(App::ui_manager()->get_accel_group());
115
116         show_all_children();
117 }
118
119 Dialog_Gradient::~Dialog_Gradient()
120 {
121 }
122
123 void
124 Dialog_Gradient::set_gradient(const synfig::Gradient& x)
125 {
126         widget_gradient->set_value(x);
127 }
128
129 void
130 Dialog_Gradient::reset()
131 {
132         value_changed_connection.disconnect();
133         signal_edited_.clear();
134 }
135
136 void
137 Dialog_Gradient::on_grab_pressed()
138 {
139         synfigapp::Main::set_gradient(get_gradient());
140 //      signal_edited_(get_gradient());
141 //      reset();
142 //      hide();
143 }
144
145 void
146 Dialog_Gradient::on_apply_pressed()
147 {
148         signal_edited_(get_gradient());
149 }
150
151 void
152 Dialog_Gradient::on_changed()
153 {
154         signal_edited_(get_gradient());
155 }
156
157 void
158 Dialog_Gradient::on_cpoint_selected(synfig::Gradient::CPoint x)
159 {
160         widget_color->set_value(x.color);
161         adjustment_pos.set_value(x.pos);
162 }
163
164 void
165 Dialog_Gradient::on_values_adjusted()
166 {
167         synfig::Gradient::CPoint x(widget_gradient->get_selected_cpoint());
168         x.color=widget_color->get_value();
169         x.pos=adjustment_pos.get_value();
170         widget_gradient->update_cpoint(x);
171 }
172
173 static void
174 dialog_gradient_value_desc_edit(synfig::Gradient g,synfigapp::ValueDesc x,handle<synfigapp::CanvasInterface> canvas_interface)
175 {
176 //      canvas_interface->connect_value(x,ValueBase(g));
177 }
178
179 void
180 Dialog_Gradient::edit(const synfigapp::ValueDesc &x, etl::handle<synfigapp::CanvasInterface> canvas_interface, synfig::Time time)
181 {
182         reset();
183         if(x.is_const())
184                 set_gradient(x.get_value().get(Gradient()));
185         else if(x.is_value_node())
186                 set_gradient((*x.get_value_node())(time).get(Gradient()));
187                 
188         signal_edited().connect(
189                 sigc::bind(
190                         sigc::bind(
191                                 sigc::ptr_fun(dialog_gradient_value_desc_edit),
192                                 canvas_interface
193                         ),
194                         x
195                 )
196         );
197                 
198         present();
199 }