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/*!
@file
@author Albert Semenov
@date 08/2009
*/
#ifndef GRAPH_NODE_POSITION_H_
#define GRAPH_NODE_POSITION_H_
#include <MyGUI.h>
#include "BaseAnimationNode.h"
#include "PositionController.h"
namespace demo
{
class GraphNodePositionController :
public BaseAnimationNode
{
public:
GraphNodePositionController(const std::string& _name) :
BaseAnimationNode("GraphNodePosition.layout", "PositionController", _name),
mConnectionOut(nullptr),
mEditPosition(nullptr),
mScrollPosition(nullptr),
mPosition(0.0f),
mLength(1.0f)
{
}
virtual void addConnection(const std::string& _eventout, BaseAnimationNode* _node, const std::string& _eventin)
{
BaseAnimationNode::addConnection(_eventout, _node, _eventin);
if (_eventout == "Position")
{
mStateName = _node->getAnimationNode()->getName();
updateStateLenght();
}
}
virtual void removeConnection(const std::string& _eventout, BaseAnimationNode* _node, const std::string& _eventin)
{
BaseAnimationNode::removeConnection(_eventout, _node, _eventin);
if (_eventout == "Position")
{
mStateName.clear();
updateStateLenght();
}
}
virtual void invalidateNode(BaseAnimationNode* _sender)
{
BaseAnimationNode::invalidateNode(_sender);
if (_sender->getAnimationNode()->getName() == mStateName)
{
updateStateLenght();
}
}
private:
void updateStateLenght()
{
mPosition = 0;
mLength = 1;
animation::IAnimationNode* node = getAnimationNode()->getGraph()->getNodeByName(mStateName);
if (node)
{
mLength = node->getLength();
if (mLength > 0.0001f) mLength -= 0.0001f;
}
else
{
mStateName.clear();
}
updateWidgets();
}
virtual void initialise()
{
mMainWidget->castType<MyGUI::Window>()->setCaption(getName());
assignBase(mConnectionOut, "ConnectionOut");
assignWidget(mEditPosition, "EditPosition");
assignWidget(mScrollPosition, "ScrollPosition");
mEditPosition->eventEditSelectAccept += MyGUI::newDelegate(this, &GraphNodePositionController::notifyEditSelectAccept);
mScrollPosition->eventScrollChangePosition += MyGUI::newDelegate(this, &GraphNodePositionController::notifyScrollChangePosition);
updateWidgets();
}
virtual void shutdown()
{
}
void updateWidgets(bool _edit = true, bool _scroll = true)
{
if (_edit)
{
mEditPosition->setCaption(MyGUI::utility::toString(mPosition));
}
if (_scroll)
{
double range = (double)mScrollPosition->getScrollRange() - 1;
mScrollPosition->setScrollPosition((size_t)((range * (double)mPosition / (double)mLength)));
}
onChangePosition(mPosition);
}
void notifyEditSelectAccept(MyGUI::EditBox* _sender)
{
mPosition = MyGUI::utility::parseValue<float>(_sender->getCaption());
if (mPosition < 0) mPosition = 0;
else if (mPosition > mLength) mPosition = mLength;
updateWidgets();
}
void notifyScrollChangePosition(MyGUI::ScrollBar* _sender, size_t _position)
{
double range = (double)_sender->getScrollRange() - 1;
double position = (double)_position;
mPosition = (float)(position * (double)mLength / range);
updateWidgets(true, false);
}
void onChangePosition(float _position)
{
animation::PositionController* controller = dynamic_cast<animation::PositionController*>(getAnimationNode());
if (controller)
controller->generateEvent(_position);
}
private:
wraps::BaseGraphConnection* mConnectionOut;
MyGUI::EditBox* mEditPosition;
MyGUI::ScrollBar* mScrollPosition;
float mPosition;
float mLength;
std::string mStateName;
};
} // namespace demo
#endif // GRAPH_NODE_POSITION_H_
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