98 lines
2.9 KiB
C++
98 lines
2.9 KiB
C++
/************************************************************************
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* Copyright (c) 2005-2006 tok@openlinux.org.uk *
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* *
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* This file contains code derived from information copyrighted by *
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* DMA Design. It may not be used in a commercial product. *
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* *
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* See license.txt for details. *
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* *
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* This notice may not be removed or altered. *
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************************************************************************/
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#ifndef NAVDATA_H
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#define NAVDATA_H
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#include <map>
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#include <physfs.h>
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namespace OpenGTA {
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/** Helper class for area names.
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*
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* A simple box; beware uint8 overflow!
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*
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* @see NavData
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*/
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struct Rect2D {
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public:
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/** Zero-constructor.
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* Everything is 0
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*/
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Rect2D();
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/** Constructor with full params.
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* @param x
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* @param y
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* @param w
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* @param h
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*/
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Rect2D(PHYSFS_uint8, PHYSFS_uint8, PHYSFS_uint8, PHYSFS_uint8);
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/** Test: point-in-box.
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* @param x
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* @param y
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* @note If the point is inside 'lastSubLocation' is updated before returning.
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*/
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bool isInside(PHYSFS_uint8, PHYSFS_uint8);
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/** Calculate north/south/east/west/central of point (which has to be inside).
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* @param x
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* @param y
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* @return uint8 bitfield
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*/
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PHYSFS_uint8 subLocation(PHYSFS_uint8, PHYSFS_uint8);
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PHYSFS_uint16 getSize();
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PHYSFS_uint8 x, y;
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PHYSFS_uint8 w, h;
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/** Last sub-area location.
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* 0 = central
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* 1 = north
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* 2 = south
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* 4 = east
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* 8 = west
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* ... valid combinations of the last four
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*/
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PHYSFS_uint8 lastSubLocation;
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};
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/** Container of all named sectors.
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* @see Sector
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*/
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class NavData {
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public:
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/** A named sector of the map.
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*/
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struct Sector : public Rect2D {
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/** Constructor from valid PHYSFS handle.
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*/
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Sector(PHYSFS_file*);
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Sector();
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/** Sample number.
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* 1) see $LANGUAGE.FXT file for actual name
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* 2) probably sound?
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*/
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PHYSFS_uint8 sam; // sample number
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char name[30]; // FIXME: should not be used
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/** Returns the name prefixed with sub-area location.
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*/
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const char* getFullName();
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private:
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bool isADummy;
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};
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NavData(PHYSFS_uint32 size, PHYSFS_file *fd);
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~NavData();
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Sector* getSectorAt(PHYSFS_uint8, PHYSFS_uint8);
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private:
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void clear();
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typedef std::multimap<PHYSFS_uint16, Sector*> SectorMapType;
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SectorMapType areas;
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};
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}
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#endif
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