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Diffstat (limited to 'hammer/toolpickface.h')
| -rw-r--r-- | hammer/toolpickface.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/hammer/toolpickface.h b/hammer/toolpickface.h new file mode 100644 index 0000000..ae7f33c --- /dev/null +++ b/hammer/toolpickface.h @@ -0,0 +1,117 @@ +//========= Copyright Valve Corporation, All rights reserved. ============// +// +// Purpose: Tool used for picking brush faces. +// +// $NoKeywords: $ +//=============================================================================// + +#ifndef TOOLPICKFACE_H +#define TOOLPICKFACE_H +#ifdef _WIN32 +#pragma once +#endif + + +#include "MapFace.h" +#include "ToolInterface.h" + + +class CMapView3D; +class CToolPickFace; + + +// +// Selection states for entries in our list of selected faces. +// +enum FaceState_t +{ + FaceState_Select = 0, // + FaceState_Partial, // Used for multiselect; the face is in at least one of the face lists being edited. + FaceState_None, // Used for multiselect; to deselect partially selected faces. Otherwise they are removed from the list. +}; + + +// +// An entry in our list of selected faces. +// +struct SelectedFace_t +{ + CMapFace *pFace; // Pointer to the face. + FaceState_t eState; // The current selection state of this face. + FaceState_t eOriginalState; // The original selection state of this face. +}; + + +// +// Interface for notification by the face picking tool. Inherit from this if you +// are a client of the face picker. +// +class IPickFaceTarget +{ +public: + virtual void OnNotifyPickFace(CToolPickFace *pTool) = 0; +}; + + +class CToolPickFace : public CBaseTool +{ +public: + + // + // Constructor/Destructor + // + CToolPickFace(); + ~CToolPickFace(); + + // + // CBaseTool virtual implementations + // + virtual void OnDeactivate(); + virtual ToolID_t GetToolID(void) { return TOOL_PICK_FACE; } + + virtual bool OnLMouseUp3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint); + virtual bool OnLMouseDown3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint); + virtual bool OnLMouseDblClk3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint); + virtual bool OnRMouseUp3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint); + virtual bool OnRMouseDown3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint); + virtual bool OnMouseMove3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint); + + // + // Functions specific to this tool. + // + inline void Attach(IPickFaceTarget *pTarget); + void AllowMultiSelect(bool bAllow); + void GetSelectedFaces(CMapFaceList &FaceListFull, CMapFaceList &FaceListPartial); + void SetSelectedFaces(CMapFaceList &FaceListFull, CMapFaceList &FaceListPartial); + +protected: + + void CycleSelectFace(CMapFace *pFace); + void DeselectAll(void); + void DeselectFace(int nIndex); + void DeselectFace(CMapFace *pFace); + int FindFace(CMapFace *pFace); + void SelectFace(CMapFace *pFace); + + void AddToList(CMapFace *pFace, FaceState_t eState); + void RemoveFromList(int nIndex); + + void SetEyedropperCursor(void); + + IPickFaceTarget *m_pNotifyTarget; // Object to notify when selection events occur. + bool m_bAllowMultiSelect; // If false, only one face can be selected at a time. + CUtlVector <SelectedFace_t> m_Faces; // Picked faces and their selection state (partial or full). +}; + + +//----------------------------------------------------------------------------- +// Purpose: Attaches the given notification target to this tool. That object +// will be used for all future notifications and updates by the tool. +//----------------------------------------------------------------------------- +void CToolPickFace::Attach(IPickFaceTarget *pNotifyTarget) +{ + m_pNotifyTarget = pNotifyTarget; +} + + +#endif // TOOLPICKFACE_H |