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hammer/ToolOverlay.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#ifndef OVERLAY3D_H
+#define OVERLAY3D_H
+#pragma once
+
+#include <afxwin.h>
+#include "Box3D.h"
+#include "ToolInterface.h"
+#include "MapOverlay.h"
+
+class CMapDoc;
+struct Shoreline_t;
+
+class CToolOverlay : public Box3D
+{
+public:
+
+	//=========================================================================
+	//
+	// Constructur/Destructor
+	//
+	CToolOverlay();
+	~CToolOverlay();
+
+	//=========================================================================
+	//
+	// CBaseTool virtual implementations
+	//
+	ToolID_t	GetToolID( void ) { return TOOL_OVERLAY; }
+	
+    void		OnActivate();
+    void		OnDeactivate();
+
+	bool		OnLMouseUp3D( CMapView3D *pView, UINT nFlags, const Vector2D &vPoint );
+    bool		OnLMouseDown3D( CMapView3D *pView, UINT nFlags, const Vector2D &vPoint );
+	bool		OnMouseMove3D( CMapView3D *pView, UINT nFlags, const Vector2D &vPoint );
+	bool		OnContextMenu2D( CMapView2D *pView, UINT nFlags, const Vector2D &vPoint );
+
+	void		RenderTool3D(CRender3D *pRender);
+
+protected:
+
+	bool		UpdateTranslation( const Vector &vUpdate, UINT = 0 );
+
+private:
+
+	bool		HandleSelection( CMapView *pView, const Vector2D &vPoint );
+	void		OverlaySelection( CMapView3D *pView, UINT nFlags, const Vector2D &vPoint );
+
+	bool		CreateOverlay( CMapSolid *pSolid, ULONG iFace, CMapView3D *pView, Vector2D point );
+	void		InitOverlay( CMapEntity *pEntity, CMapFace *pFace );
+
+	void		OnDrag( Vector const &vecRayStart, Vector const &vecRayEnd, bool bShift );
+	void		PreDrag( void );
+	void		PostDrag( void );
+	void		SetupHandleDragUndo( void );
+
+	void		HandlesReset( void );
+	void		SnapHandle( Vector &vecHandlePt );
+	bool		HandleInBBox( CMapOverlay *pOverlay, Vector const &vecHandlePt );
+	bool		HandleSnap( CMapOverlay *pOverlay, Vector &vecHandlePt );
+
+private:
+
+	bool			m_bDragging;		// Are we dragging overlay handles?
+	Shoreline_t		*m_pShoreline;		// 
+	CMapOverlay		*m_pActiveOverlay;	// The overlay currently being acted upon
+};
+
+#endif // OVERLAY3D_H