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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: Tool used for point-and-click setting of angles.
//
//=============================================================================//
#include "stdafx.h"
#include "resource.h"
#include "ToolPickAngles.h"
#include "MapView3D.h"
#include "MapSolid.h"
// memdbgon must be the last include file in a .cpp file!!!
#include <tier0/memdbgon.h>
//-----------------------------------------------------------------------------
// Purpose: Constructor. Inits data members.
//-----------------------------------------------------------------------------
CToolPickAngles::CToolPickAngles(void)
{
m_pNotifyTarget = NULL;
}
//-----------------------------------------------------------------------------
// Purpose: Destructor.
//-----------------------------------------------------------------------------
CToolPickAngles::~CToolPickAngles(void)
{
}
//-----------------------------------------------------------------------------
// Purpose: Handles the left mouse button up message in the 3D view.
// Input : pView - The view that the event occurred in.
// nFlags - Flags per the Windows mouse message.
// point - Point in client coordinates where the event occurred.
// Output : Returns true if the message was handled by the tool, false if not.
//-----------------------------------------------------------------------------
bool CToolPickAngles::OnLMouseUp3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint)
{
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles the left mouse button up message in the 3D view.
// Input : pView - The view that the event occurred in.
// nFlags - Flags per the Windows mouse message.
// point - Point in client coordinates where the event occurred.
// Output : Returns true if the message was handled by the tool, false if not.
//-----------------------------------------------------------------------------
bool CToolPickAngles::OnLMouseDown3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint)
{
unsigned long ulFace;
CMapClass *pObject = pView->NearestObjectAt( vPoint, ulFace);
if (pObject != NULL)
{
CMapClass *pSelObject = pObject->PrepareSelection(selectObjects);
CMapEntity *pEntity = dynamic_cast <CMapEntity *>(pSelObject);
if (pEntity != NULL)
{
//
// We clicked on an entity.
//
if (m_pNotifyTarget)
{
Vector vecCenter;
pEntity->GetBoundsCenter(vecCenter);
m_pNotifyTarget->OnNotifyPickAngles(vecCenter);
}
}
else
{
CMapSolid *pSolid = dynamic_cast <CMapSolid *> (pObject);
if (pSolid == NULL)
{
return true;
}
//
// Build a ray to trace against the face that they clicked on to
// find the point of intersection.
//
Vector Start,End;
pView->GetCamera()->BuildRay( vPoint, Start, End);
Vector HitPos;
Vector HitNormal;
CMapFace *pFace = pSolid->GetFace(ulFace);
if (pFace->TraceLine(HitPos, HitNormal, Start, End))
{
if (m_pNotifyTarget)
{
m_pNotifyTarget->OnNotifyPickAngles(HitPos);
}
}
}
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles the left mouse button double click message in the 3D view.
// Input : pView - The view that the event occurred in.
// nFlags - Flags per the Windows mouse message.
// point - Point in client coordinates where the event occurred.
// Output : Returns true if the message was handled by the tool, false if not.
//-----------------------------------------------------------------------------
bool CToolPickAngles::OnLMouseDblClk3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint)
{
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles the right mouse button up message in the 3D view.
// Input : pView - The view that the event occurred in.
// nFlags - Flags per the Windows mouse message.
// point - Point in client coordinates where the event occurred.
// Output : Returns true if the message was handled by the tool, false if not.
//-----------------------------------------------------------------------------
bool CToolPickAngles::OnRMouseUp3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint)
{
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles the mouse button up message in the 3D view.
// Input : pView - The view that the event occurred in.
// nFlags - Flags per the Windows mouse message.
// point - Point in client coordinates where the event occurred.
// Output : Returns true if the message was handled by the tool, false if not.
//-----------------------------------------------------------------------------
bool CToolPickAngles::OnRMouseDown3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint)
{
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles the mouse move message in the 3D view.
// Input : pView - The view that the event occurred in.
// nFlags - Flags per the Windows mouse message.
// point - Point in client coordinates where the event occurred.
// Output : Returns true if the message was handled by the tool, false if not.
//-----------------------------------------------------------------------------
bool CToolPickAngles::OnMouseMove3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint)
{
SetToolCursor();
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Sets the cursor to the correct cursor for this tool.
//-----------------------------------------------------------------------------
void CToolPickAngles::SetToolCursor(void)
{
static HCURSOR hcur = NULL;
if (!hcur)
{
hcur = LoadCursor(AfxGetInstanceHandle(), MAKEINTRESOURCE(IDC_CROSSHAIR));
}
SetCursor(hcur);
}
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