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Added String::replace() methods

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Based on pull request #355 from abodelot
This commit is contained in:
Jan Haller 2014-02-05 22:42:17 +01:00
parent e074b6775e
commit 48db71fb69
2 changed files with 49 additions and 0 deletions
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26
include/SFML/System/String.hpp
View File

@ -411,6 +411,32 @@ public :
////////////////////////////////////////////////////////////
std::size_t find(const String& str, std::size_t start = 0) const;
////////////////////////////////////////////////////////////
/// \brief Replace a substring with another string
///
/// This function replaces the substring that starts at index \a position
/// and spans \a length characters with the string \a replaceWith.
///
/// \param position Index of the first character to be replaced
/// \param length Number of characters to replace. You can pass InvalidPos to
/// replace all characters until the end of the string.
/// \param replaceWith String that replaces the given substring.
///
////////////////////////////////////////////////////////////
void replace(std::size_t position, std::size_t length, const String& replaceWith);
////////////////////////////////////////////////////////////
/// \brief Replace all occurrences of a substring with a replacement string
///
/// This function replaces all occurences of \a searchFor in this string
/// with the string \a replaceWith.
///
/// \param searchFor The value being searched for
/// \param replaceWith The value that replaces found \a searchFor values
///
////////////////////////////////////////////////////////////
void replace(const String& searchFor, const String& replaceWith);
////////////////////////////////////////////////////////////
/// \brief Get a pointer to the C-style array of characters
///

23
src/SFML/System/String.cpp
View File

@ -281,6 +281,29 @@ std::size_t String::find(const String& str, std::size_t start) const
}
////////////////////////////////////////////////////////////
void String::replace(std::size_t position, std::size_t length, const String& replaceWith)
{
m_string.replace(position, length, replaceWith.m_string);
}
////////////////////////////////////////////////////////////
void String::replace(const String& searchFor, const String& replaceWith)
{
std::size_t step = replaceWith.getSize();
std::size_t len = searchFor.getSize();
std::size_t pos = find(searchFor);
// Replace each occurence of search
while (pos != InvalidPos)
{
replace(pos, len, replaceWith);
pos = find(searchFor, pos + step);
}
}
////////////////////////////////////////////////////////////
const Uint32* String::getData() const
{