genesis-3d_engine/Engine/addons/input/osx/osxinputsource.cc

/****************************************************************************
Copyright (c) 2011-2013,WebJet Business Division,CYOU
 
http://www.genesis-3d.com.cn

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THE SOFTWARE.
****************************************************************************/
#if __APPLE__

#include "input/input_stdneb.h"
#include "input/osx/osxinputsource.h"
#include "input/inputserver.h"
#include "input/osx/osxtouchevent.h"
#include "graphicsystem/GraphicSystem.h"
#include "input/inputmobileconfig.h"

namespace OSXInput
{
	using namespace Input;

	__ImplementClass(OSXInput::OSXInputSource, 'ANIS', Input::InputSource );

OSXInputSource::OSXInputSource()
{
	m_TouchPostions.Reserve(MaxPointerSupport);

	for (IndexT i = 0; i < MaxPointerSupport; ++i)
	{
		m_TouchPostions.Add(i, Math::float2(0.0f, 0.0f));
	}
}

OSXInputSource::~OSXInputSource()
{
	m_TouchPostions.Clear();
}

void OSXInputSource::Open(const GPtr<Input::InputServerBase>& inputServer)
{
	Super::Open(inputServer);
}

void OSXInputSource::Close()
{
	Super::Close();
}

void OSXInputSource::BeginFrame(void)
{
	n_assert(mInputServer.isvalid());
	SizeT count = m_InputEventList.Size();
	for ( IndexT i = 0; i < count; ++i )
	{
		mInputServer->PutEvent( m_InputEventList[i] );
	}
	m_InputEventList.Clear();

}

int OSXInputSource::OnOSXProc(MoibleInputEvent* pEvent)
{
	n_assert(pEvent != NULL)

    MobileTouchEvent* pTouchEvent    = static_cast<MobileTouchEvent*>(pEvent);
	OSXTouchEvent* pAndroidEvent = static_cast<OSXTouchEvent*>(pTouchEvent);

	const MoibleInputEvent::Type        lEventType = pEvent->GetType();
	const OSXTouchEvent::SourceType sourceType = pAndroidEvent->GetSourceType();

	switch (lEventType)
	{
	case MoibleInputEvent::INPUT_EVENT_TYPE_MOTION:
		switch (sourceType)
		{
		case OSXTouchEvent::INPUT_SOURCE_TOUCHSCREEN:
			OnTouchEvent(pTouchEvent);
			break;

		case OSXTouchEvent::INPUT_SOURCE_TRACKBALL:
			break;
		}
		break;

	case MoibleInputEvent::INPUT_EVENT_TYPE_KEY:
		break;
	}

	return 0;
}

void OSXInputSource::OnTouchEvent(const MobileTouchEvent* pEvent)
{
	const MobileTouchEvent::MotionType actionType  = pEvent->GetMotionType();

	switch (actionType)
	{
	case MobileTouchEvent::MOTION_EVENT_ACTION_MOVE:
		OnTouchMove(pEvent);
		break;

	case MobileTouchEvent::MOTION_EVENT_ACTION_DOWN:
	case MobileTouchEvent::MOTION_EVENT_ACTION_UP:
    case MobileTouchEvent::MOTION_EVENT_ACTION_CANCEL:
		OnTouch(pEvent, actionType);
		break;
	}
}

void OSXInputSource::OnTouch(const MobileTouchEvent* pEvent, const int type)
{
	const SizeT nPointers = pEvent->GetPointersCount();

	InputEvent inputEvent;

	for (IndexT i = 0; i < nPointers; ++i)
	{
		const IndexT id = pEvent->GetPointerId(i);

		Math::float2 absMousePos  = ComputeAbsTouchPos(pEvent, id);
		Math::float2 normMousePos = ComputeNormTouchPos(absMousePos);

		inputEvent.SetPointerId(id);
		inputEvent.SetAbsTouchPos( absMousePos, id );
		inputEvent.SetNormTouchPos( normMousePos, id );
	}
		
	

	switch (type)
	{
	case MobileTouchEvent::MOTION_EVENT_ACTION_DOWN:
		inputEvent.SetType(InputEvent::TouchMotionDown);
		m_InputEventList.Append(inputEvent);
		break;

	case MobileTouchEvent::MOTION_EVENT_ACTION_UP:
		inputEvent.SetType(InputEvent::TouchMotionUp);
		m_InputEventList.Append(inputEvent);
		break;
    case MobileTouchEvent::MOTION_EVENT_ACTION_CANCEL:
        inputEvent.SetType(InputEvent::TouchMotionCancel);
        m_InputEventList.Append(inputEvent);
        break;
    default:
        break;
	}
}

void OSXInputSource::OnTouchMove(const MobileTouchEvent* pEvent)
{
	
	const SizeT nPointers = pEvent->GetPointersCount();

	InputEvent inputEvent;

	n_assert(mInputServer.isvalid() && mInputServer->GetRtti()->IsDerivedFrom( OSXInputServer::RTTI ) );
	GPtr<OSXInputServer> osxInputServer = mInputServer.downcast<OSXInputServer>();
	n_assert( osxInputServer.isvalid() );

	for (IndexT i = 0; i < nPointers; ++i)
	{
		const IndexT id = pEvent->GetPointerId(i);

		Math::float2 absTouchPos  = this->ComputeAbsTouchPos(pEvent, id);
		Math::float2 normTouchPos = this->ComputeNormTouchPos(absTouchPos);

		inputEvent.SetPointerId(id);
		inputEvent.SetType(InputEvent::TouchMotionMove);
		inputEvent.SetAbsTouchPos(absTouchPos, id);
		inputEvent.SetNormTouchPos(normTouchPos, id);

		Math::float2 touchmove = absTouchPos - m_TouchPostions[id];

		//0.01<EFBFBD><EFBFBD><EFBFBD>ϲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>㷨<EFBFBD><EFBFBD><EFBFBD>أ<EFBFBD><EFBFBD>Ժ<EFBFBD><EFBFBD>ٸ<EFBFBD>
		touchmove.set( touchmove.x() * (float)0.01, touchmove.y() * (float)0.01 );

		m_TouchPostions[id] = absTouchPos;

		osxInputServer->SetTouchMovement(touchmove, id);
	}
		

	m_InputEventList.Append(inputEvent);

	
}

Math::float2 OSXInputSource::ComputeAbsTouchPos(const MobileTouchEvent* pEvent, IndexT nPointer)
{
	return pEvent->GetPointerPos(nPointer);
}

Math::float2 OSXInputSource::ComputeNormTouchPos(const Math::float2& absTouchPos) const
{
	Math::float2 normMousePos;

	const GPtr<Graphic::ViewPortWindow>& pMainWindow = Graphic::GraphicSystem::Instance()->GetMainViewPortWindow();
	const RenderBase::DisplayMode& dm = pMainWindow->GetDisplayMode();

	int width  = dm.GetWidth();
	int height = dm.GetHeight();

	normMousePos.set(absTouchPos.x() / float(width), absTouchPos.y() / float(height));

	return normMousePos;
}

}


#endif