source-engine/hammer/ToolSphere.cpp
FluorescentCIAAfricanAmerican 3bf9df6b27 1
2020-04-22 12:56:21 -04:00

120 lines
3.4 KiB
C++

//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include "stdafx.h"
#include "History.h"
#include "MainFrm.h" // FIXME: For ObjectProperties
#include "MapDoc.h"
#include "MapView2D.h"
#include "MapSphere.h"
#include "StatusBarIDs.h" // For updating status bar text
#include "ToolManager.h"
#include "ToolSphere.h"
#include "Selection.h"
// memdbgon must be the last include file in a .cpp file!!!
#include <tier0/memdbgon.h>
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CToolSphere::CToolSphere()
{
m_pSphere = NULL;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pSphere -
//-----------------------------------------------------------------------------
void CToolSphere::Attach(CMapSphere *pSphere)
{
m_pSphere = pSphere;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pView -
// nFlags -
// point -
// Output : Returns true if the message was handled, false otherwise.
//-----------------------------------------------------------------------------
bool CToolSphere::OnLMouseDown2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
{
//
// Activate this tool and start resizing the sphere.
//
ToolManager()->PushTool(TOOL_SPHERE);
pView->SetCapture();
GetHistory()->MarkUndoPosition(m_pDocument->GetSelection()->GetList(), "Modify Radius");
GetHistory()->Keep(m_pSphere);
return true;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pView -
// nFlags -
// point -
// Output : Returns true if the message was handled, false otherwise.
//-----------------------------------------------------------------------------
bool CToolSphere::OnLMouseUp2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
{
ToolManager()->PopTool();
ReleaseCapture();
m_pDocument->SetModifiedFlag();
return true;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pView -
// nFlags -
// point -
// Output : Returns true if the message was handled, false otherwise.
//-----------------------------------------------------------------------------
bool CToolSphere::OnMouseMove2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
{
// Make sure the point is visible.
pView->ToolScrollToPoint( vPoint );
Vector vecWorld;
pView->ClientToWorld( vecWorld, vPoint );
m_pDocument->Snap( vecWorld, constrainSnap );
//
// Use whichever axis they dragged the most along as the drag axis.
// Calculate the drag distance in client coordinates.
//
float flHorzRadius = fabs((float)vecWorld[pView->axHorz] - m_pSphere->m_Origin[pView->axHorz]);
float flVertRadius = fabs((float)vecWorld[pView->axVert] - m_pSphere->m_Origin[pView->axVert]);
float flRadius = max(flHorzRadius, flVertRadius);
m_pSphere->SetRadius(flRadius);
//
// Update the status bar text with the new value of the radius.
//
char szBuf[128];
sprintf(szBuf, " %s = %g ", m_pSphere->m_szKeyName, (double)m_pSphere->m_flRadius);
SetStatusText(SBI_COORDS, szBuf);
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_TOOL );
return true;
}