128 lines
4.3 KiB
C
128 lines
4.3 KiB
C
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose: Tool used for picking entities for filling out entity properties and
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// I/O connections. Anywhere you see an entity name field there should
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// be an eyedropper button next to it for picking the entity.
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//
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// TODO: make the entity field / picker button a single control?
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// TODO: combine the face picker with the entity picker?
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//
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//=============================================================================//
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#ifndef TOOLPICKENTITY_H
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#define TOOLPICKENTITY_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "MapEntity.h"
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#include "ToolInterface.h"
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class CMapView3D;
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class CMapViewLogical;
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class CToolPickEntity;
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//
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// Selection states for entries in our list of selected faces.
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//
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enum EntityState_t
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{
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EntityState_Select = 0, //
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EntityState_Partial, // Used for multiselect; the face is in at least one of the face lists being edited.
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EntityState_None, // Used for multiselect; to deselect partially selected faces. Otherwise they are removed from the list.
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};
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//
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// An entry in our list of selected entities.
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//
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struct SelectedEntity_t
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{
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CMapEntity *pEntity; // Pointer to the entity.
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EntityState_t eState; // The current selection state of this entity.
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EntityState_t eOriginalState; // The original selection state of this entity.
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};
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//
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// Interface for notification by the entity picking tool. Inherit from this if you
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// are a client of the entity picker.
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//
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class IPickEntityTarget
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{
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public:
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virtual void OnNotifyPickEntity(CToolPickEntity *pTool) = 0;
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};
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class CToolPickEntity : public CBaseTool
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{
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public:
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//
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// Constructor/Destructor
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//
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CToolPickEntity();
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~CToolPickEntity();
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//
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// CBaseTool virtual implementations
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//
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virtual void OnDeactivate();
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virtual ToolID_t GetToolID(void) { return TOOL_PICK_ENTITY; }
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virtual bool OnLMouseUp3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint);
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virtual bool OnLMouseDown3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint);
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virtual bool OnLMouseDblClk3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint);
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virtual bool OnRMouseUp3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint);
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virtual bool OnRMouseDown3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint);
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virtual bool OnMouseMove3D(CMapView3D *pView, UINT nFlags, const Vector2D &vPoint);
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virtual bool OnLMouseUpLogical(CMapViewLogical *pView, UINT nFlags, const Vector2D &vPoint) { return true; }
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virtual bool OnLMouseDownLogical(CMapViewLogical *pView, UINT nFlags, const Vector2D &vPoint);
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virtual bool OnLMouseDblClkLogical(CMapViewLogical *pView, UINT nFlags, const Vector2D &vPoint) { return true; }
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virtual bool OnRMouseUpLogical(CMapViewLogical *pView, UINT nFlags, const Vector2D &vPoint) { return true; }
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virtual bool OnRMouseDownLogical(CMapViewLogical *pView, UINT nFlags, const Vector2D &vPoint) { return true; }
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virtual bool OnMouseMoveLogical(CMapViewLogical *pView, UINT nFlags, const Vector2D &vPoint);
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//
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// Functions specific to this tool.
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//
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inline void Attach(IPickEntityTarget *pTarget);
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void AllowMultiSelect(bool bAllow);
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void GetSelectedEntities(CMapEntityList &EntityListFull, CMapEntityList &EntityListPartial);
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void SetSelectedEntities(CMapEntityList &EntityListFull, CMapEntityList &EntityListPartial);
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protected:
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void CycleSelectEntity(CMapEntity *pEntity);
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void DeselectAll(void);
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void DeselectEntity(int nIndex);
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void DeselectEntity(CMapEntity *pEntity);
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int FindEntity(CMapEntity *pEntity);
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void SelectEntity(CMapEntity *pEntity);
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void AddToList(CMapEntity *pEntity, EntityState_t eState);
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void RemoveFromList(int nIndex);
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void SetEyedropperCursor(void);
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IPickEntityTarget *m_pNotifyTarget; // Object to notify when selection events occur.
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bool m_bAllowMultiSelect; // If false, only one entity can be selected at a time.
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CUtlVector <SelectedEntity_t> m_Entities; // Picked entities and their selection state (partial or full).
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};
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//-----------------------------------------------------------------------------
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// Purpose: Attaches the given notification target to this tool. That object
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// will be used for all future notifications and updates by the tool.
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//-----------------------------------------------------------------------------
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void CToolPickEntity::Attach(IPickEntityTarget *pNotifyTarget)
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{
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m_pNotifyTarget = pNotifyTarget;
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}
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#endif // TOOLPICKENTITY_H
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