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+//-*-C++-*-
+/*
+**************************************************************************
+                                 description
+                             --------------------
+    copyright            : (C) 2000-2003 by Andreas Zehender
+    email                : [email protected]
+**************************************************************************
+
+**************************************************************************
+*                                                                        *
+*  This program is free software; you can redistribute it and/or modify  *
+*  it under the terms of the GNU General Public License as published by  *
+*  the Free Software Foundation; either version 2 of the License, or     *
+*  (at your option) any later version.                                   *
+*                                                                        *
+**************************************************************************/
+
+
+#ifndef PMPOVRAYPARSER_H
+#define PMPOVRAYPARSER_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "pmparser.h"
+#include "pmcomment.h"
+#include "pmvector.h"
+
+class PMCompositeObject;
+class PMGraphicalObject;
+class PMBox;
+class PMSphere;
+class PMCylinder;
+class PMCone;
+class PMTorus;
+class PMPlane;
+class PMPolynom;
+class PMDisc;
+class PMBlob;
+class PMBlobCylinder;
+class PMBlobSphere;
+class PMBicubicPatch;
+class PMTriangle;
+class PMCSG;
+class PMHeightField;
+class PMText;
+class PMJuliaFractal;
+class PMLathe;
+class PMPrism;
+class PMSurfaceOfRevolution;
+class PMSuperquadricEllipsoid;
+class PMScale;
+class PMRotate;
+class PMTranslate;
+class PMBoundedBy;
+class PMClippedBy;
+class PMPovrayMatrix;
+class PMCamera;
+class PMLight;
+class PMLooksLike;
+class PMProjectedThrough;
+class PMColor;
+class PMTexture;
+class PMPattern;
+class PMBlendMapModifiers;
+class PMWarp;
+class PMPigment;
+class PMNormal;
+class PMTextureMap;
+class PMPigmentMap;
+class PMColorMap;
+class PMNormalMap;
+class PMBumpMap;
+class PMMaterialMap;
+class PMSlopeMap;
+class PMDensityMap;
+class PMListPattern;
+class PMTextureList;
+class PMPigmentList;
+class PMColorList;
+class PMNormalList;
+class PMDensityList;
+class PMImageMap;
+class PMSlope;
+class PMFinish;
+class PMInterior;
+class PMMedia;
+class PMDensity;
+class PMMaterial;
+class PMSkySphere;
+class PMRainbow;
+class PMFog;
+class PMDeclare;
+class PMObjectLink;
+class PMGlobalSettings;
+
+class PMIsoSurface;
+class PMRadiosity;
+class PMGlobalPhotons;
+class PMPhotons;
+class PMLightGroup;
+class PMInteriorTexture;
+class PMSphereSweep;
+class PMMesh;
+
+/**
+ * Parser that parses povray code.
+ *
+ * All parse functions return false or 0 if an error occurred and the parse
+ * function couldn't recover.
+ */
+class PMPovrayParser : public PMParser
+{
+public:
+   /**
+    * Parser that parses the device
+    */
+   PMPovrayParser( PMPart* part, QIODevice* device );
+   /**
+    * Parser that parses the byte array
+    */
+   PMPovrayParser( PMPart* part, const QByteArray& array );
+   /**
+    * Deletes the parser
+    */
+   virtual ~PMPovrayParser( );
+
+protected:
+   /**
+    * Top level parse function
+    */
+   virtual void topParse( );
+
+private:
+   /**
+    * Initializes the parser
+    */
+   void init( );
+
+   /**
+    * Sets m_token to the next token
+    */
+   void nextToken( );
+
+   /**
+    * Returns true if the current token is ON_TOK, TRUE_TOK or YES_TOK
+    */
+   bool isTrue( ) const;
+   /**
+    * Returns true if the current token is OFF_TOK, FALSE_TOK or NO_TOK
+    */
+   bool isFalse( ) const;
+   /**
+    * Returns true if the next token is no bool value or one of the
+    * ON, TRUE or YES tokens
+    */
+   bool parseBool( );
+
+
+   /**
+    * Looks for child objects, parses them and appends them to the parent
+    * object. If parent is 0, all objects are appended to the result list.
+    *
+    * If max is > 0, then the maximum number of parsed objects is max.
+    *
+    * Returns true if there where no objects or parsing was successful.
+    */
+   bool parseChildObjects( PMCompositeObject* parent, int max = -1 );
+
+
+   /**
+    * Parses the token t.
+    *
+    * If the next token is not t, it appends an error to the messages
+    * and returns false.
+    *
+    * If t is not a single character token, set tokenName to the token
+    * name (like "box", "sphere" ...)
+    */
+   bool parseToken( int t, const QString& tokenName = QString::null );
+
+   /**
+    * Parses an item of a vector, float or color expression
+    */
+   bool parseNumericItem( PMValue& v, bool checkForBool = false );
+   /**
+    * Parse function for a vector literal <x, y, z, ...>
+    */
+   bool parseVectorLiteral( PMVector& v );
+   /**
+    * Parses a vector, float or color expression
+    */
+   bool parseNumericExpression( PMValue& v, bool checkForBool = false );
+
+   /**
+    * parses a vector and float expression and returns a vector
+    * of size s
+    */
+   bool parseVector( PMVector& v, unsigned int s=3 );
+   /**
+    * parses a vector and float expression and returns the
+    * float value or the first coordinate of the vector
+    */
+   bool parseFloat( double& d, bool suppressError = false );
+   /**
+    * parses a float or int value and rounds if necessary
+    */
+   bool parseInt( int& d );
+   /**
+    * parses a color expression
+    */
+   bool parseColor( PMColor& c );
+
+   /**
+    * Parse function for object modifiers
+    */
+   bool parseObjectModifiers( PMGraphicalObject* obj );
+
+   /**
+    * Parse function for cvs objects
+    */
+   bool parseCSG( PMCSG* csg );
+
+   /**
+    * Parse function for box objects
+    */
+   bool parseBox( PMBox* box );
+   /**
+    * Parse function for box objects
+    */
+   bool parseSphere( PMSphere* sphere );
+   /**
+    * Parse function for cylinder objects
+    */
+   bool parseCylinder( PMCylinder* pNewCyl );
+   /**
+    * Parse function for cone objects
+    */
+   bool parseCone( PMCone* pNewCone );
+   /**
+    * Parse function for torus objects
+    */
+   bool parseTorus( PMTorus* pNewTorus );
+
+   /**
+    * Parse function for blob objects
+    */
+   bool parseBlob( PMBlob* pNewBlob );
+   /**
+    * Parse function for blob sphere components
+    */
+   bool parseBlobSphere( PMBlobSphere* pNewBlobSphere );
+   /**
+    * Parse function for blob cylinder components
+    */
+   bool parseBlobCylinder( PMBlobCylinder* pNewBlobCylinder );
+   /**
+    * Parse function for old blob components
+    */
+   bool parseBlobComponent( PMBlobSphere* pNewBlobSphere );
+
+   /**
+    * Parse function for height fields
+    */
+   bool parseHeightField( PMHeightField* pNewHeightField );
+   /**
+    * Parse function for text objects
+    */
+   bool parseText( PMText* pNewText );
+   /**
+    * Parse function for julia fractals
+    */
+   bool parseJuliaFractal( PMJuliaFractal* pNewFractal );
+
+   /**
+    * Parse function for plane objects
+    */
+   bool parsePlane( PMPlane* pNewPlane );
+   /**
+    * Parse function for quadric, cubic, quartic and poly
+    */
+   bool parsePolynom( PMPolynom* pNewPoly );
+   /**
+    * Parse function for bicubic patch objects
+    */
+   bool parseBicubicPatch( PMBicubicPatch* pNewPatch );
+   /**
+    * Parse function for disks
+    */
+   bool parseDisc( PMDisc* pNewDisc );
+   /**
+    * Parse function for triangles
+    */
+   bool parseTriangle( PMTriangle* pNewTriangle );
+
+   /**
+    * Parse function for lathes
+    */
+   bool parseLathe( PMLathe* pNewLathe );
+   /**
+    * Parse function for prisms
+    */
+   bool parsePrism( PMPrism* pNewPrism );
+   /**
+    * Parse function for surface of revolutions
+    */
+   bool parseSor( PMSurfaceOfRevolution* pNewSor );
+   /**
+    * Parse function for superquadric ellipsoid
+    */
+   bool parseSqe( PMSuperquadricEllipsoid* pNewSqe );
+
+   /**
+    * Parse function for scale commands
+    */
+   bool parseScale( PMScale* scale );
+   /**
+    * Parse function for rotate commands
+    */
+   bool parseRotate( PMRotate* rotate );
+   /**
+    * Parse function for translate commands
+    */
+   bool parseTranslate( PMTranslate* translate );
+   /**
+    * Parse function for matrix commands
+    */
+   bool parseMatrix( PMPovrayMatrix* matrix );
+
+   /**
+    * Parse function for bounded_by statements
+    */
+   bool parseBoundedBy( PMBoundedBy* bound );
+   /**
+    * Parse function for clipped_by statements
+    */
+   bool parseClippedBy( PMClippedBy* clipped );
+
+   /**
+    * Parse function for camera objects
+    */
+   bool parseCamera( PMCamera* camera );
+
+   /**
+    * Parse function for light objects
+    */
+   bool parseLight( PMLight* light );
+   /**
+    * Parse function for looks_like statement
+    */
+   bool parseLooksLike( PMLooksLike* ll );
+   /**
+    * Parse function for projected_through statement
+    */
+   bool parseProjectedThrough( PMProjectedThrough* ll );
+
+   /**
+    * Parse function for texture objects. If parseOuter is false, the parser
+    * won't search for the texture{} wrapper. This is useful inside a texture
+    * map.
+    */
+   bool parseTexture( PMTexture* pigment, bool parseOuter = true );
+   /**
+    * Parse function for pattern objects
+    */
+   bool parsePattern( PMPattern* pattern, bool normal = false );
+   /**
+    * Parse function for blend map modifier objects
+    */
+   bool parseBlendMapModifiers( PMBlendMapModifiers* blend );
+   /**
+    * Parse function for warp objects
+    */
+   bool parseWarp( PMWarp* pattern );
+   /**
+    * Parse function for pigment objects
+    */
+   bool parsePigment( PMPigment* pigment, bool parseOuter = true );
+   /**
+    * Parse function for normal objects
+    */
+   bool parseNormal( PMNormal* normal );
+   /**
+    * Parse function for texture map objects
+    */
+   bool parseTextureMap( PMTextureMap* textureMap );
+   /**
+    * Parse function for pigment map objects
+    */
+   bool parsePigmentMap( PMPigmentMap* pigmentMap );
+   /**
+    * Parse function for color map objects
+    */
+   bool parseColorMap( PMColorMap* colorMap );
+   /**
+    * Parse function for normal map objects
+    */
+   bool parseNormalMap( PMNormalMap* normalMap );
+   /**
+    * Parse function for bump map objects
+    */
+   bool parseBumpMap( PMBumpMap* bumpMap );
+   /**
+    * Parse function for material map objects
+    */
+   bool parseMaterialMap( PMMaterialMap* materialMap );
+   /**
+    * Parse function for slope map objects
+    */
+   bool parseSlopeMap( PMSlopeMap* slopeMap );
+   /**
+    * Parse function for density map objects
+    */
+   bool parseDensityMap( PMDensityMap* densityMap );
+   /**
+    * Parse function for image map objects
+    */
+   bool parseImageMap( PMImageMap* imageMap );
+   /**
+    * Parse function for slope objects
+    */
+   bool parseSlope( PMSlope* slope );
+   /**
+    * Parse function for texture list objects
+    */
+   bool parseTextureList( PMTextureList* textureList, int expectedItems );
+   /**
+    * Parse function for pigment list objects
+    */
+   bool parsePigmentList( PMPigmentList* pigmentList, int expectedItems );
+   /**
+    * Parse function for color list objects
+    */
+   bool parseColorList( PMColorList* colorList, int expectedItems );
+   /**
+    * Parse function for normal list objects
+    */
+   bool parseNormalList( PMNormalList* normalList, int expectedItems );
+   /**
+    * Parse function for density list objects
+    */
+   bool parseDensityList( PMDensityList* densityList, int expectedItems );
+   /**
+    * Parse function for finish objects
+    */
+   bool parseFinish( PMFinish* finish );
+   /**
+    * Parse function for interior objects
+    */
+   bool parseInterior( PMInterior* interior );
+   /**
+    * Parse function for media objects
+    */
+   bool parseMedia( PMMedia* media );
+   /**
+    * Parse function for density objects
+    */
+   bool parseDensity( PMDensity* density );
+   /**
+    * Parse function for material objects
+    */
+   bool parseMaterial( PMMaterial* material );
+
+   /**
+    * Parse function for sky sphere objects
+    */
+   bool parseSkySphere( PMSkySphere* sky );
+   /**
+    * Parse function for rainbow objects
+    */
+   bool parseRainbow( PMRainbow* rainbow );
+   /**
+    * Parse function for fog objects
+    */
+   bool parseFog( PMFog* fog );
+
+   /**
+    * Parse function for global settings
+    */
+   bool parseGlobalSettings( PMGlobalSettings* decl );
+   /**
+    * Parse function for declares
+    */
+   bool parseDeclare( PMDeclare* decl );
+   /**
+    * Parse function for object links
+    */
+   bool parseObjectLink( PMObjectLink* link );
+   /**
+    * Parse function for object keywords
+    */
+   bool parseObject( PMCompositeObject* parent );
+
+   // POV-Ray 3.5 objects
+   bool parseIsoSurface( PMIsoSurface* iso );
+   bool parseRadiosity( PMRadiosity* rad );
+   bool parseGlobalPhotons( PMGlobalPhotons* gp );
+   bool parsePhotons( PMPhotons* p );
+   bool parseLightGroup( PMLightGroup* lg );
+   bool parseInteriorTexture( PMInteriorTexture* it );
+   bool parseSphereSweep( PMSphereSweep * ss );
+   bool parseMesh( PMMesh* m );
+
+   /**
+    * The used scanner
+    */
+   PMScanner* m_pScanner;
+   /**
+    * The last scanned token
+    */
+   int m_token;
+
+   /**
+    * Number of consumed tokens.
+    */
+   int m_consumedTokens;
+
+   /**
+    * All comments are skipped during parsing and stored here
+    */
+   QPtrList<PMComment> m_skippedComments;
+   /**
+    * The last skipped comment text with special kpovmodeler tags*/
+   QString m_lastPMComment;
+   /**
+    * true if m_lastPMComment is empty
+    */
+   bool m_bLastPMCommentEmpty;
+};
+
+
+#endif