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1 /* |
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2 * Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: SVG Implementation source file |
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15 * |
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16 */ |
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17 |
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18 |
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19 #include "SVGStringTokenizer.h" |
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20 |
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21 |
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22 // --------------------------------------------------------------------------- |
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23 // |
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24 // --------------------------------------------------------------------------- |
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25 TStringTokenizer::TStringTokenizer( const TDesC& aSrc, const TDesC& aDelim ) : iSrc( aSrc ), |
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26 iDelim( aDelim ) |
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27 { |
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28 SkipDeliminator( iDelim ); |
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29 } |
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30 |
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31 // |
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32 // --------------------------------------------------------------------------- |
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33 // |
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34 // --------------------------------------------------------------------------- |
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35 TPtrC TStringTokenizer::NextToken() |
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36 { |
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37 return NextToken( iDelim ); |
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38 } |
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39 |
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40 // |
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41 // --------------------------------------------------------------------------- |
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42 // |
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43 // --------------------------------------------------------------------------- |
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44 TPtrC TStringTokenizer::NextToken( const TDesC& aDelim ) |
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45 { |
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46 iSrc.Mark(); |
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47 TChar tmpchar = iSrc.Peek(); |
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48 while ( !isDeliminator( tmpchar, aDelim ) && !iSrc.Eos() ) |
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49 { |
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50 iSrc.Inc(); |
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51 tmpchar = iSrc.Peek(); |
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52 } |
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53 TPtrC token = iSrc.MarkedToken(); |
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54 SkipDeliminator( aDelim ); |
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55 return token; |
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56 } |
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57 |
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58 // --------------------------------------------------------------------------- |
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59 // |
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60 // --------------------------------------------------------------------------- |
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61 TBool TStringTokenizer::HasMoreTokens() |
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62 { |
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63 return !iSrc.Eos(); |
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64 } |
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65 |
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66 // --------------------------------------------------------------------------- |
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67 // |
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68 // --------------------------------------------------------------------------- |
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69 TBool TStringTokenizer::isDeliminator( TChar aChar, const TDesC& aDelim ) |
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70 { |
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71 TUint16 ch = ( TUint16 ) ( TUint ) aChar; |
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72 |
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73 TInt32 delimLength = aDelim.Length(); |
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74 for ( TInt32 i = 0; i < delimLength; i++ ) |
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75 { |
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76 if ( ch == aDelim[i] ) |
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77 return ETrue; |
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78 } |
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79 |
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80 return EFalse; |
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81 } |
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82 |
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83 // --------------------------------------------------------------------------- |
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84 // |
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85 // --------------------------------------------------------------------------- |
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86 void TStringTokenizer::SkipDeliminator( const TDesC& aDelim ) |
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87 { |
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88 TChar tmpchar = iSrc.Peek(); |
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89 while ( isDeliminator( tmpchar, aDelim ) && !iSrc.Eos() ) |
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90 { |
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91 iSrc.Inc(); |
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92 tmpchar = iSrc.Peek(); |
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93 } |
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94 } |
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95 |