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/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "cmDocumentationFormatterText.h"
#include "cmDocumentationSection.h"
cmDocumentationFormatterText::cmDocumentationFormatterText()
:cmDocumentationFormatter()
,TextWidth(77)
,TextIndent("")
{
}
void cmDocumentationFormatterText
::PrintSection(std::ostream& os,
const cmDocumentationSection §ion,
const char* name)
{
if(name)
{
os <<
"---------------------------------------"
"---------------------------------------\n";
os << name << "\n\n";
}
const std::vector<cmDocumentationEntry> &entries =
section.GetEntries();
for(std::vector<cmDocumentationEntry>::const_iterator op = entries.begin();
op != entries.end(); ++op)
{
if(op->Name.size())
{
os << " " << op->Name << "\n";
this->TextIndent = " ";
this->PrintFormatted(os, op->Brief.c_str());
if(op->Full.size())
{
os << "\n";
this->PrintFormatted(os, op->Full.c_str());
}
}
else
{
this->TextIndent = "";
this->PrintFormatted(os, op->Brief.c_str());
}
os << "\n";
}
}
void cmDocumentationFormatterText::PrintPreformatted(std::ostream& os,
const char* text)
{
bool newline = true;
for(const char* ptr = text; *ptr; ++ptr)
{
if(newline && *ptr != '\n')
{
os << this->TextIndent;
newline = false;
}
os << *ptr;
if(*ptr == '\n')
{
newline = true;
}
}
os << "\n";
}
void cmDocumentationFormatterText::PrintParagraph(std::ostream& os,
const char* text)
{
os << this->TextIndent;
this->PrintColumn(os, text);
os << "\n";
}
void cmDocumentationFormatterText::SetIndent(const char* indent)
{
this->TextIndent = indent;
}
void cmDocumentationFormatterText::PrintColumn(std::ostream& os,
const char* text)
{
// Print text arranged in an indented column of fixed witdh.
const char* l = text;
int column = 0;
bool newSentence = false;
bool firstLine = true;
int width = this->TextWidth - static_cast<int>(strlen(this->TextIndent));
// Loop until the end of the text.
while(*l)
{
// Parse the next word.
const char* r = l;
while(*r && (*r != '\n') && (*r != ' ')) { ++r; }
// Does it fit on this line?
if(r-l < (width-column-(newSentence?1:0)))
{
// Word fits on this line.
if(r > l)
{
if(column)
{
// Not first word on line. Separate from the previous word
// by a space, or two if this is a new sentence.
if(newSentence)
{
os << " ";
column += 2;
}
else
{
os << " ";
column += 1;
}
}
else
{
// First word on line. Print indentation unless this is the
// first line.
os << (firstLine?"":this->TextIndent);
}
// Print the word.
os.write(l, static_cast<long>(r-l));
newSentence = (*(r-1) == '.');
}
if(*r == '\n')
{
// Text provided a newline. Start a new line.
os << "\n";
++r;
column = 0;
firstLine = false;
}
else
{
// No provided newline. Continue this line.
column += static_cast<long>(r-l);
}
}
else
{
// Word does not fit on this line. Start a new line.
os << "\n";
firstLine = false;
if(r > l)
{
os << this->TextIndent;
os.write(l, static_cast<long>(r-l));
column = static_cast<long>(r-l);
newSentence = (*(r-1) == '.');
}
else
{
column = 0;
}
}
// Move to beginning of next word. Skip over whitespace.
l = r;
while(*l && (*l == ' ')) { ++l; }
}
}
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