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tools/pet/petdoc.h

@@ -0,0 +1,122 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//===========================================================================//
+
+#ifndef PETDOC_H
+#define PETDOC_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+
+#include "dme_controls/inotifyui.h"
+#include "datamodel/dmehandle.h"
+#include "datamodel/dmelement.h"
+
+//-----------------------------------------------------------------------------
+// Forward declarations 
+//-----------------------------------------------------------------------------
+class IPetDocCallback;
+class CPetDoc;
+class CDmeParticleSystemDefinition;
+
+
+//-----------------------------------------------------------------------------
+// The file format for particle system definitions 
+//-----------------------------------------------------------------------------
+#define PET_FILE_FORMAT "pcf"
+
+
+typedef CDmrElementArray<CDmeParticleSystemDefinition> CDmrParticleSystemList;
+
+
+//-----------------------------------------------------------------------------
+// Contains all editable state 
+//-----------------------------------------------------------------------------
+class CPetDoc : public IDmNotify, CBaseElementPropertiesChoices
+{
+public:
+	CPetDoc( IPetDocCallback *pCallback );
+	~CPetDoc();
+
+	// Inherited from INotifyUI
+	virtual void NotifyDataChanged( const char *pReason, int nNotifySource, int nNotifyFlags );
+	virtual bool GetIntChoiceList( const char *pChoiceListType, CDmElement *pElement, 
+		const char *pAttributeName, bool bArrayElement, IntChoiceList_t &list );
+
+	// Sets/Gets the file name
+	const char *GetFileName();
+	void SetFileName( const char *pFileName );
+
+	// Dirty bits (has it changed since the last time it was saved?)
+	void	SetDirty( bool bDirty );
+	bool	IsDirty() const;
+
+	// Creates a new document
+	void	CreateNew();
+
+	// Saves/loads from file
+	bool	LoadFromFile( const char *pFileName );
+	void	SaveToFile( );
+
+	// Returns the root object
+	CDmElement *GetRootObject();
+
+	// Returns the root object fileid
+	DmFileId_t GetFileId();
+
+	// Called when data changes (see INotifyUI for flags)
+	void	OnDataChanged( const char *pReason, int nNotifySource, int nNotifyFlags );
+
+	// Returns the particle system definition list
+	CDmAttribute *GetParticleSystemDefinitionList();
+
+	// add a new definition we've created
+	void AddNewParticleSystemDefinition( CDmeParticleSystemDefinition *pNew, 
+										 CUndoScopeGuard &Guard );
+
+	// Adds a new particle system definition
+	CDmeParticleSystemDefinition *AddNewParticleSystemDefinition( const char *pName );
+
+	// Deletes a particle system definition
+	void DeleteParticleSystemDefinition( CDmeParticleSystemDefinition *pParticleSystem );
+
+	// find particle system def by name
+	CDmeParticleSystemDefinition *FindParticleSystemDefinition( const char *pName );
+
+	// Replace any particle system with the same name as the passed-in definition
+	// with the passed-in definition
+	void ReplaceParticleSystemDefinition( CDmeParticleSystemDefinition *pParticleSystem );
+
+	// Does a particle system exist already?
+	bool IsParticleSystemDefined( const char *pName );
+
+	// For element choice lists. Return false if it's an unknown choice list type
+	virtual bool GetStringChoiceList( const char *pChoiceListType, CDmElement *pElement, 
+		const char *pAttributeName, bool bArrayElement, StringChoiceList_t &list );
+	virtual bool GetElementChoiceList( const char *pChoiceListType, CDmElement *pElement, 
+		const char *pAttributeName, bool bArrayElement, ElementChoiceList_t &list );
+
+	// Updates a specific particle defintion
+	void UpdateParticleDefinition( CDmeParticleSystemDefinition *pDef );
+
+	// Update all particle definitions
+	void UpdateAllParticleSystems( );
+
+private:
+	// Creates the root element
+	bool CreateRootElement();
+
+	IPetDocCallback *m_pCallback;
+	CDmeHandle< CDmElement > m_hRoot;
+	char m_pFileName[MAX_PATH];
+	bool m_bDirty;
+};
+
+
+#endif // PETDOC_H