Allow PasteCanvas layers with unset canvas parameters to be exported.
[synfig.git] / synfig-studio / trunk / src / gtkmm / dock_curves.cpp
1 /* === S Y N F I G ========================================================= */
2 /*!     \file dock_curves.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 "dock_curves.h"
33 #include "app.h"
34
35 #include <gtkmm/scrolledwindow.h>
36 #include <cassert>
37 #include "instance.h"
38 #include <sigc++/signal.h>
39 #include <sigc++/hide.h>
40 #include <sigc++/slot.h>
41 #include "canvasview.h"
42 #include "layerparamtreestore.h"
43 #include "workarea.h"
44 #include "widget_curves.h"
45 #include "layerparamtreestore.h"
46 #include <gtkmm/table.h>
47 #include <gtkmm/scrollbar.h>
48 #include "widget_timeslider.h"
49
50 #include "general.h"
51
52 #endif
53
54 /* === U S I N G =========================================================== */
55
56 using namespace std;
57 using namespace etl;
58 using namespace synfig;
59 using namespace studio;
60
61 /* === M A C R O S ========================================================= */
62
63 /* === G L O B A L S ======================================================= */
64
65 /* === P R O C E D U R E S ================================================= */
66
67 /* === M E T H O D S ======================================================= */
68
69 Dock_Curves::Dock_Curves():
70         Dock_CanvasSpecific("curves",_("Curves"),Gtk::StockID("synfig-curves"))
71 {
72         last_widget_curves_=0;
73         table_=0;
74
75         hscrollbar_=new Gtk::HScrollbar();
76         vscrollbar_=new Gtk::VScrollbar();
77         widget_timeslider_= new Widget_Timeslider();
78 }
79
80 Dock_Curves::~Dock_Curves()
81 {
82         if(table_)delete table_;
83         delete hscrollbar_;
84         delete vscrollbar_;
85         delete widget_timeslider_;
86 }
87
88 static void
89 _curve_selection_changed(Gtk::TreeView* param_tree_view,Widget_Curves* curves)
90 {
91         LayerParamTreeStore::Model model;
92         Gtk::TreeIter iter;
93         if(!param_tree_view->get_selection()->count_selected_rows())
94         {
95                 curves->clear();
96                 return;
97         }
98
99         std::list<synfigapp::ValueDesc> value_descs;
100
101         //std::list<Gtk::TreePath> path_list(
102         //param_tree_view->get_selection()->selected_foreach_iter(tmp);
103         iter=param_tree_view->get_selection()->get_selected();
104
105         value_descs.push_back((*iter)[model.value_desc]);
106         curves->set_value_descs(value_descs);
107
108         //curves->set_value_descs(tmp.value_descs);
109 }
110
111 void
112 Dock_Curves::init_canvas_view_vfunc(etl::loose_handle<CanvasView> canvas_view)
113 {
114         Widget_Curves* curves(new Widget_Curves());
115         curves->set_time_adjustment(canvas_view->time_adjustment());
116
117         Gtk::TreeView* param_tree_view(
118                 static_cast<Gtk::TreeView*>(canvas_view->get_ext_widget("params"))
119         );
120
121         param_tree_view->get_selection()->signal_changed().connect(
122                 sigc::bind(
123                         sigc::bind(
124                                 sigc::ptr_fun(
125                                         _curve_selection_changed
126                                 ),curves
127                         ),param_tree_view
128                 )
129         );
130
131         canvas_view->set_ext_widget(get_name(),curves);
132 }
133
134 void
135 Dock_Curves::refresh_selected_param()
136 {
137 /*      Gtk::TreeView* tree_view(
138                 static_cast<Gtk::TreeView*>(get_canvas_view()->get_ext_widget(get_name()))
139         );
140         Gtk::TreeModel::iterator iter(tree_view->get_selection()->get_selected());
141
142         if(iter)
143         {
144                 LayerParamTreeStore::Model model;
145                 get_canvas_view()->work_area->set_selected_value_node(
146                         (synfig::ValueNode::Handle)(*iter)[model.value_node]
147                 );
148         }
149         else
150         {
151                 get_canvas_view()->work_area->set_selected_value_node(0);
152         }
153 */
154 }
155
156 void
157 Dock_Curves::changed_canvas_view_vfunc(etl::loose_handle<CanvasView> canvas_view)
158 {
159         if(table_)
160         {
161                 table_->hide();
162                 delete table_;
163                 hscrollbar_->unset_adjustment();
164                 vscrollbar_->unset_adjustment();
165                 //widget_timeslider_->unset_adjustment();
166                 table_=0;
167         }
168
169
170         if(canvas_view)
171         {
172                 last_widget_curves_=dynamic_cast<Widget_Curves*>(
173                         canvas_view->get_ext_widget(get_name())
174                 );
175
176                 vscrollbar_->set_adjustment(last_widget_curves_->get_range_adjustment());
177                 hscrollbar_->set_adjustment(canvas_view->time_window_adjustment());
178                 widget_timeslider_->set_time_adjustment(&canvas_view->time_adjustment());
179                 widget_timeslider_->set_bounds_adjustment(&canvas_view->time_window_adjustment());
180                 widget_timeslider_->set_global_fps(canvas_view->get_canvas()->rend_desc().get_frame_rate());
181
182                 table_=new Gtk::Table(2,2);
183                 table_->attach(*widget_timeslider_, 0, 1, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::SHRINK);
184                 table_->attach(*last_widget_curves_, 0, 1, 1, 2, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
185                 table_->attach(*hscrollbar_, 0, 1, 2, 3, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::SHRINK);
186                 table_->attach(*vscrollbar_, 1, 2, 0, 2, Gtk::FILL|Gtk::SHRINK, Gtk::FILL|Gtk::EXPAND);
187                 add(*table_);
188
189                 //add(*last_widget_curves_);
190                 last_widget_curves_->show();
191                 table_->show_all();
192                 show_all();
193         }
194         else
195         {
196                 //clear_previous();
197         }
198 }