Utils/parkgrab/tpage.h

@@ -0,0 +1,260 @@
+/*=========================================================================
+
+	FILENAME.CPP	
+
+	Author:  Gary Liddon @
+	Created:
+	Project:
+	Purpose:
+
+	Copyright (c) 1997 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef __TPAGE_HPP__
+#define __TPAGE_HPP__
+
+/*----------------------------------------------------------------------
+	Includes
+	-------- */
+
+/*	Std Lib
+	------- */
+#include <list>
+
+/*	Glib
+	---- */
+#include <frame.hpp>
+
+/*	Local
+	----- */
+
+/*----------------------------------------------------------------------
+	Tyepdefs && Defines
+	------------------- */
+
+/*----------------------------------------------------------------------
+	Structure defintions
+	-------------------- */
+struct POS_INFO
+{
+	int		MinXTp;			/* Minimum x placeable within a Tpage */
+	int		MaxXTp;			/* Maximum x placeable within a Tpage */
+
+	int		MinYTp;			/* Minimum y placeable within a Tpage */
+	int		MaxYTp;			/* Maximum y placeable within a Tpage */
+
+	int		MinX;			/* Minimum global x */
+	int		MaxX;			/* Maximum global x */
+
+	int		MinY;			/* Minimum global y */
+	int		MaxY;			/* Maximum global y */
+
+	int		XAlign;		/* X Alignment */
+	int		TpWidthPix;		/* Width of each tpages for this rect */
+};
+
+
+/*	Different Tpage Types
+	--------------------- */
+enum TPageType
+{
+	TP_4=		0,
+	TP_8,
+	TP_16,
+	TP_SCREEN,
+	TP_PAL,
+	TP_NUM_OF_TP_TYPES,
+};
+
+
+/*	A Rectangle in the Tpage
+	------------------------ */
+class TPRect : public Rect
+{
+public:
+			TPRect(void);
+			TPRect(TPageType nType,int nW,int nH);
+			TPRect(TPRect const & NewR)	{MakeCopy(NewR);}
+
+	void	InitFromFrame(Frame const & Fr);
+	void	SetAlloced(bool nAlloced=true);
+	bool	SetRotate(bool Rot=true);
+	void	operator=(TPRect const & NewR)	{MakeCopy(NewR);}	
+	bool	operator< (TPRect const & R) const	{return(GetId()<R.GetId());}
+	void	SetWH(int nW,int nH)
+		{W=nW;H=nH;}
+
+	void	SetXY(int nX,int nY);
+	void	Set(TPageType nType,int nX,int nY,int nW,int nH);
+	void	SetTpType(TPageType nType)	{TypeOfPage=nType;}
+
+	bool	GetRotate(void) const {return(Rotated);}
+	bool	IsAlloced(void) const;
+	int		GetTpageIn(void) const;
+	u32		GetId(void) const;
+	bool	GetAlloced(void){return(Alloced);}
+
+	static void	SetAllocWH(int nW,int nH)	{W2Alloc=nW; H2Alloc=nH;}
+
+
+	TPageType	convertTo16Bit(void);
+	void		convertFrom16Bit(TPageType newType);
+
+
+	void SetId(int NewId)
+		{Id=NewId;}
+
+	int GetId(void)
+		{return(Id);}
+
+	TPageType	TypeOfPage;
+
+	void	SetDontRotate(bool NewVal=true)	{DontRotate=NewVal;}
+	bool	GetDontRotate(void)	const		{return(DontRotate);}
+
+protected:
+	int		GetWidthMul(TPageType nType);
+	void	InitRect(void);
+
+	bool	Rotated;
+	int		Id;
+
+	void MakeCopy(TPRect const & NewR)
+		{
+		W=NewR.W;
+		H=NewR.H;
+		X=NewR.X;
+		Y=NewR.Y;
+		TypeOfPage=NewR.TypeOfPage;
+		Rotated=NewR.Rotated;
+		Id=NewR.Id;
+		Alloced=NewR.Alloced;
+		DontRotate=NewR.DontRotate;
+		}
+
+	static int	W2Alloc;
+	static int	H2Alloc;
+
+	bool		Alloced;
+	bool		DontRotate;
+};
+
+
+
+
+/*	VRAM Alloc handle
+	----------------- */
+typedef int VHND;
+typedef std::vector<TPRect> TPRectVec;
+
+/*	VRAM
+	---- */
+
+typedef std::list<TPRect>		TPRectList;
+typedef std::vector<TPRectList> TPRectListVec;
+
+class VRAM : public GObject
+{
+public:
+	VRAM(int nTpWidth=16,int nTpHeightInPixels=512);
+
+	int GetNumOfItems(void);
+	int GetNumOfUsedPages();
+
+	bool AllocVRAM(TPRect & OriginalRect);
+	bool AllocVRAM(TPRectVec & RectVec,bool nRotateEveryEmpty,bool nBig2Little,bool nWiderThanHigher);
+
+	TPRect const &	GetVRAM(VHND hnd) const;
+
+	TPRectVec &	GetUsed(void)
+		{return(Used);}
+
+	TPRectVec &	GetUnused(void)
+		{return(Unused);}
+
+	void Clear(int nTpWidth=-1,int nTpHeight=-1);
+
+	void SetBig2Little(bool Val=true)
+		{ Big2Little=Val;}
+
+	void SetRotateEveryEmpty(bool Val=true)
+		{ RotateEveryEmpty=Val;}
+
+	bool CanRotate(TPRect & ThisRect);
+
+	void getUnusedSpace(TPRectVec & unusedBoxes);
+
+protected:
+	void	PosFromTPrect(TPRect & ThisRect,POS_INFO & Pi);
+	bool	TryRect(TPRect & BlankRect,TPRect & ThisRect);
+
+	TPRectListVec	VecOfPages;
+
+	bool		TryNFit(TPRectList & TpList,TPRect & ThisRect);
+
+	void		AddEmpty(int x,int y,int w,int h);
+	bool		InColisionWithUsed(TPRect const & R);
+	void		InitEmpty(int vX,int vY,int W,int H);
+	bool		CheckValidAlloc(TPageType nType,int nW,int nH);
+	int			GetXAlign(TPageType nType);
+	int			GetMaxWidthTp(TPageType nType);
+	void		RemovedFromUnused(TPRect const & ThisRect);
+	void		AddToUsed(TPRect const & ThisRect);
+	void		RectFromTpRect(Rect & R,TPRect const & ThisRect);
+
+	TPRect &	NewItem(TPRectVec & TPRects);
+
+	TPRect &	NewUnused(void)
+		{ return(NewItem(Unused)); }
+
+	TPRect & NewUsed(void)
+		{ return(NewItem(Used)); }
+
+
+	TPRectVec	Unused;
+	TPRectVec	Used;
+	TPRect		ErrorRect;
+
+	int		X,Y,W,H;
+	int		NumOfTPages;
+	int		TpWidth;
+	int		TpHeightInPixels;
+
+	int		VRAMWidthPages;
+	int		VRAMHeightPages;
+
+	bool	Big2Little;
+	bool	RotateEveryEmpty;
+	bool	WiderThanHigher;
+};
+
+/*	Error codes for VHND
+	-------------------- */
+enum
+{
+	VHND_NULL = -1,
+};
+
+/*----------------------------------------------------------------------
+	Globals
+	------- */
+
+/*	Vars
+	---- */
+
+/*	Data
+	---- */
+
+/*	Functions
+	--------- */
+void TestTPageStuff(void);
+
+/*---------------------------------------------------------------------- */
+
+#endif	/* __TPAGE_HPP__ */
+
+/*===========================================================================
+ end */
+
+