1 // Window for placing a Canvas onto it (for dialogs, menus, etc.)
3 // Copyright (C) 2012 Thomas Geymayer <tomgey@gmail.com>
5 // This program is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU General Public License as
7 // published by the Free Software Foundation; either version 2 of the
8 // License, or (at your option) any later version.
10 // This program is distributed in the hope that it will be useful, but
11 // WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 // General Public License for more details.
15 // You should have received a copy of the GNU General Public License
16 // along with this program; if not, write to the Free Software
17 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 #include <simgear/canvas/Canvas.hxx>
22 #include <osgGA/GUIEventHandler>
24 #include <boost/foreach.hpp>
28 //----------------------------------------------------------------------------
29 Window::Window(SGPropertyNode* node):
30 PropertyBasedElement(node),
31 _image( simgear::canvas::CanvasPtr(),
33 simgear::canvas::Style() ),
35 _resize_top(node, "resize-top"),
36 _resize_right(node, "resize-right"),
37 _resize_bottom(node, "resize-bottom"),
38 _resize_left(node, "resize-left"),
39 _resize_status(node, "resize-status")
41 _image.removeListener();
43 // TODO probably better remove default position and size
44 node->setFloatValue("x", 50);
45 node->setFloatValue("y", 100);
46 node->setFloatValue("size[0]", 400);
47 node->setFloatValue("size[1]", 300);
49 node->setFloatValue("source/right", 1);
50 node->setFloatValue("source/bottom", 1);
51 node->setBoolValue("source/normalized", true);
54 //----------------------------------------------------------------------------
60 //----------------------------------------------------------------------------
61 void Window::update(double delta_time_sec)
63 _image.update(delta_time_sec);
66 //----------------------------------------------------------------------------
67 void Window::valueChanged(SGPropertyNode * node)
70 if( node->getParent() == _node )
73 if( node->getNameString() == "raise-top" )
75 else if( node->getNameString() == "resize" )
76 _resizable = node->getBoolValue();
82 _image.valueChanged(node);
85 //----------------------------------------------------------------------------
86 osg::Group* Window::getGroup()
88 return _image.getMatrixTransform();
91 //----------------------------------------------------------------------------
92 const SGRect<float>& Window::getRegion() const
94 return _image.getRegion();
97 //----------------------------------------------------------------------------
98 void Window::setCanvas(simgear::canvas::CanvasPtr canvas)
100 _image.setSrcCanvas(canvas);
103 //----------------------------------------------------------------------------
104 simgear::canvas::CanvasWeakPtr Window::getCanvas() const
106 return _image.getSrcCanvas();
109 //----------------------------------------------------------------------------
110 bool Window::isResizable() const
115 //----------------------------------------------------------------------------
116 bool Window::handleMouseEvent(const simgear::canvas::MouseEventPtr& event)
118 if( !getCanvas().expired() )
119 return getCanvas().lock()->handleMouseEvent(event);
124 //----------------------------------------------------------------------------
125 void Window::handleResize(uint8_t mode, const osg::Vec2f& delta)
132 else if( mode & INIT )
134 _resize_top = getRegion().t();
135 _resize_right = getRegion().r();
136 _resize_bottom = getRegion().b();
137 _resize_left = getRegion().l();
142 _resize_bottom += delta.y();
143 else if( mode & TOP )
144 _resize_top += delta.y();
146 if( mode & canvas::Window::RIGHT )
147 _resize_right += delta.x();
148 else if( mode & canvas::Window::LEFT )
149 _resize_left += delta.x();
152 //----------------------------------------------------------------------------
153 void Window::doRaise(SGPropertyNode* node_raise)
155 if( node_raise && !node_raise->getBoolValue() )
158 BOOST_FOREACH(osg::Group* parent, getGroup()->getParents())
161 parent->removeChild(getGroup());
163 // ...and add again as topmost window
164 parent->addChild(getGroup());
168 node_raise->setBoolValue(false);
171 } // namespace canvas