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C-Breeze C Compiler Infrastructure [ Project home page] |
textnode.cc
Go to the documentation of this file.00001 // $Id: textnode.cc,v 1.3 2003/08/07 23:13:14 pnav Exp $ 00002 // ---------------------------------------------------------------------- 00003 // 00004 // C-Breeze 00005 // C Compiler Framework 00006 // 00007 // Copyright (c) 2000 University of Texas at Austin 00008 // 00009 // Samuel Z. Guyer 00010 // Daniel A. Jimenez 00011 // Calvin Lin 00012 // 00013 // Permission is hereby granted, free of charge, to any person 00014 // obtaining a copy of this software and associated documentation 00015 // files (the "Software"), to deal in the Software without 00016 // restriction, including without limitation the rights to use, copy, 00017 // modify, merge, publish, distribute, sublicense, and/or sell copies 00018 // of the Software, and to permit persons to whom the Software is 00019 // furnished to do so, subject to the following conditions: 00020 // 00021 // The above copyright notice and this permission notice shall be 00022 // included in all copies or substantial portions of the Software. 00023 // 00024 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00025 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00026 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00027 // NONINFRINGEMENT. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT 00028 // AUSTIN BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER 00029 // IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 00030 // OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 00031 // THE SOFTWARE. 00032 // 00033 // We acknowledge the C-to-C Translator from MIT Laboratory for 00034 // Computer Science for inspiring parts of the C-Breeze design. 00035 // 00036 // ---------------------------------------------------------------------- 00037 00038 #include "c_breeze.h" 00039 00040 // -------------------------------------------------------------------- 00041 // Constructors 00042 // -------------------------------------------------------------------- 00043 00044 textNode::textNode(const char * text, bool start_new_line, const Coord coord) 00045 : Node(Text, coord), 00046 _text(string(text)), 00047 _start_new_line(start_new_line) 00048 {} 00049 00050 // ------------------------------------------------------------ 00051 // Walker 00052 // ------------------------------------------------------------ 00053 00054 void textNode::visit(Visitor * the_visitor) 00055 { 00056 the_visitor->at_text(this); 00057 } 00058 00059 void textNode::walk(Walker & the_walker) 00060 { 00061 Walker::Order ord = the_walker.order(); 00062 00063 if (ord == Walker::Preorder || ord == Walker::Both) 00064 the_walker.at_text(this, Walker::Preorder); 00065 00066 if (ord == Walker::Postorder || ord == Walker::Both) 00067 the_walker.at_text(this, Walker::Postorder); 00068 } 00069 00070 // ------------------------------------------------------------ 00071 // Output 00072 // ------------------------------------------------------------ 00073 00074 void textNode::output(output_context & ct, Node * parent) 00075 { 00076 if (_start_new_line) 00077 ct.new_line(); 00078 00079 ct << _text; 00080 } 00081 00082 // ------------------------------------------------------------ 00083 // Changer 00084 // ------------------------------------------------------------ 00085 00086 Node * textNode::change(Changer & the_changer, bool redispatch) 00087 { 00088 Changer::Order ord = the_changer.order(); 00089 textNode * the_text = this; 00090 00091 if ((ord == Changer::Preorder || ord == Changer::Both) && ! redispatch) 00092 the_text = (textNode *) the_changer.at_text(the_text, Changer::Preorder); 00093 00094 if ((ord == Changer::Postorder || ord == Changer::Both) && ! redispatch) 00095 the_text = (textNode *) the_changer.at_text(the_text, Changer::Postorder); 00096 00097 return the_text; 00098 } 00099 00100 00101 // ------------------------------------------------------------ 00102 // Destructor 00103 // ------------------------------------------------------------ 00104 00105 textNode::~textNode() 00106 { 00107 }