150 lines
4.5 KiB
C++
150 lines
4.5 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "stdafx.h"
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#include "History.h"
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#include "MainFrm.h" // For ObjectProperties
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#include "MapDoc.h"
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#include "MapAxisHandle.h"
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#include "MapPointHandle.h"
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#include "MapView2D.h"
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#include "Render2D.h"
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#include "StatusBarIDs.h" // For SetStatusText
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#include "ToolManager.h"
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#include "ToolAxisHandle.h"
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#include "ToolPointHandle.h"
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#include "Selection.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include <tier0/memdbgon.h>
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//-----------------------------------------------------------------------------
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// Purpose: Constructor.
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//-----------------------------------------------------------------------------
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CToolAxisHandle::CToolAxisHandle(void)
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{
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m_pAxis = NULL;
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m_nPointIndex = 0;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Attaches the point to the tool for manipulation.
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//-----------------------------------------------------------------------------
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void CToolAxisHandle::Attach(CMapAxisHandle *pAxis, int nPointIndex)
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{
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if ((pAxis != NULL) && (nPointIndex < 2))
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{
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m_pAxis = pAxis;
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m_nPointIndex = nPointIndex;
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Handles left button down events in the 2D view.
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// Input : Per CWnd::OnLButtonDown.
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// Output : Returns true if the message was handled, false if not.
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//-----------------------------------------------------------------------------
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bool CToolAxisHandle::OnLMouseDown2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
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{
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//
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// Activate this tool and start dragging the axis endpoint.
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//
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ToolManager()->PushTool(TOOL_AXIS_HANDLE);
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pView->SetCapture();
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CMapDoc *pDoc = pView->GetMapDoc();
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GetHistory()->MarkUndoPosition(pDoc->GetSelection()->GetList(), "Modify Axis");
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GetHistory()->Keep(m_pAxis);
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return true;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Handles left button up events in the 2D view.
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// Input : Per CWnd::OnLButtonUp.
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// Output : Returns true if the message was handled, false if not.
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//-----------------------------------------------------------------------------
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bool CToolAxisHandle::OnLMouseUp2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
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{
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// dvsFIXME: do we need to update the point here?
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ToolManager()->PopTool();
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ReleaseCapture();
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CMapDoc *pDoc = pView->GetMapDoc();
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pDoc->UpdateAllViews( MAPVIEW_UPDATE_TOOL );
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return true;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Handles mouse move events in the 2D view.
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// Input : Per CWnd::OnMouseMove.
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// Output : Returns true if the message was handled, false if not.
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//-----------------------------------------------------------------------------
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bool CToolAxisHandle::OnMouseMove2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
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{
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//
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// Make sure the point is visible.
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//
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pView->ToolScrollToPoint( vPoint);
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//
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// Snap the point to half the grid size. Do this so that we can always center
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// the axis even on odd-width objects.
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//
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Vector vecWorld;
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pView->ClientToWorld(vecWorld, vPoint);
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CMapDoc *pDoc = pView->GetMapDoc();
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pDoc->Snap(vecWorld, constrainHalfSnap);
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//
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// Move to the snapped position.
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//
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Vector vecPos[2];
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m_pAxis->GetEndPoint(vecPos[m_nPointIndex], m_nPointIndex);
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vecPos[m_nPointIndex][pView->axHorz] = vecWorld[pView->axHorz];
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vecPos[m_nPointIndex][pView->axVert] = vecWorld[pView->axVert];
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m_pAxis->UpdateEndPoint(vecPos[m_nPointIndex], m_nPointIndex);
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int nOtherIndex = (m_nPointIndex == 0);
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m_pAxis->GetEndPoint(vecPos[nOtherIndex], nOtherIndex);
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//
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// Update the status bar and the views.
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//
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char szBuf[128];
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sprintf(szBuf, " (%.0f %.0f %0.f) ", vecPos[m_nPointIndex][0], vecPos[m_nPointIndex][1], vecPos[m_nPointIndex][2]);
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SetStatusText(SBI_COORDS, szBuf);
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pDoc->UpdateAllViews( MAPVIEW_UPDATE_TOOL );
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return true;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Renders the tool in the 2D view.
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// Input : pRender - The interface to use for rendering.
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//-----------------------------------------------------------------------------
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void CToolAxisHandle::RenderTool2D(CRender2D *pRender)
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{
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SelectionState_t eState = m_pAxis->SetSelectionState(SELECT_MODIFY, m_nPointIndex);
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m_pAxis->Render2D(pRender);
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m_pAxis->SetSelectionState(eState);
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}
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