int StringArray::addLines (const String& sourceText)
{
int numLines = 0;
String::CharPointerType text (sourceText.getCharPointer());
bool finished = text.isEmpty();
while (! finished)
{
for (String::CharPointerType startOfLine (text);;)
{
const String::CharPointerType endOfLine (text);
switch (text.getAndAdvance())
{
case 0: finished = true; break;
case '\n': break;
case '\r': if (*text == '\n') ++text; break;
default: continue;
}
strings.add (String (startOfLine, endOfLine));
++numLines;
break;
}
}
return numLines;
}
String stringLiteral (const String& text, int maxLineLength)
{
if (text.isEmpty())
return "String::empty";
StringArray lines;
{
String::CharPointerType t (text.getCharPointer());
bool finished = t.isEmpty();
while (! finished)
{
for (String::CharPointerType startOfLine (t);;)
{
switch (t.getAndAdvance())
{
case 0: finished = true; break;
case '\n': break;
case '\r': if (*t == '\n') ++t; break;
default: continue;
}
lines.add (String (startOfLine, t));
break;
}
}
}
if (maxLineLength > 0)
{
for (int i = 0; i < lines.size(); ++i)
{
String& line = lines.getReference (i);
if (line.length() > maxLineLength)
{
const String start (line.substring (0, maxLineLength));
const String end (line.substring (maxLineLength));
line = start;
lines.insert (i + 1, end);
}
}
}
for (int i = 0; i < lines.size(); ++i)
lines.getReference(i) = CppTokeniserFunctions::addEscapeChars (lines.getReference(i));
lines.removeEmptyStrings();
for (int i = 0; i < lines.size(); ++i)
lines.getReference(i) = "\"" + lines.getReference(i) + "\"";
String result (lines.joinIntoString (newLine));
if (! CharPointer_ASCII::isValidString (text.toUTF8(), std::numeric_limits<int>::max()))
result = "CharPointer_UTF8 (" + result + ")";
return result;
}
bool XmlDocument::parseHeader()
{
skipNextWhiteSpace();
if (CharacterFunctions::compareUpTo (input, CharPointer_ASCII ("<?xml"), 5) == 0)
{
const String::CharPointerType headerEnd (CharacterFunctions::find (input, CharPointer_ASCII ("?>")));
if (headerEnd.isEmpty())
return false;
#if JUCE_DEBUG
const String encoding (String (input, headerEnd)
.fromFirstOccurrenceOf ("encoding", false, true)
.fromFirstOccurrenceOf ("=", false, false)
.fromFirstOccurrenceOf ("\"", false, false)
.upToFirstOccurrenceOf ("\"", false, false).trim());
/* If you load an XML document with a non-UTF encoding type, it may have been
loaded wrongly.. Since all the files are read via the normal juce file streams,
they're treated as UTF-8, so by the time it gets to the parser, the encoding will
have been lost. Best plan is to stick to utf-8 or if you have specific files to
read, use your own code to convert them to a unicode String, and pass that to the
XML parser.
*/
jassert (encoding.isEmpty() || encoding.startsWithIgnoreCase ("utf-"));
#endif
input = headerEnd + 2;
skipNextWhiteSpace();
}
return true;
}
void LivePropertyEditorBase::findOriginalValueInCode()
{
CodeDocument::Position pos (document, value.sourceLine, 0);
String line (pos.getLineText());
String::CharPointerType p (line.getCharPointer());
p = CharacterFunctions::find (p, CharPointer_ASCII ("JUCE_LIVE_CONSTANT"));
if (p.isEmpty())
{
// Not sure how this would happen - some kind of mix-up between source code and line numbers..
jassertfalse;
return;
}
p += (int) (sizeof ("JUCE_LIVE_CONSTANT") - 1);
p = p.findEndOfWhitespace();
if (! CharacterFunctions::find (p, CharPointer_ASCII ("JUCE_LIVE_CONSTANT")).isEmpty())
{
// Aargh! You've added two JUCE_LIVE_CONSTANT macros on the same line!
// They're identified by their line number, so you must make sure each
// one goes on a separate line!
jassertfalse;
}
if (p.getAndAdvance() == '(')
{
String::CharPointerType start (p), end (p);
int depth = 1;
while (! end.isEmpty())
{
const juce_wchar c = end.getAndAdvance();
if (c == '(') ++depth;
if (c == ')') --depth;
if (depth == 0)
{
--end;
break;
}
}
if (end > start)
{
valueStart = CodeDocument::Position (document, value.sourceLine, (int) (start - line.getCharPointer()));
valueEnd = CodeDocument::Position (document, value.sourceLine, (int) (end - line.getCharPointer()));
valueStart.setPositionMaintained (true);
valueEnd.setPositionMaintained (true);
wasHex = String (start, end).containsIgnoreCase ("0x");
}
}
}
String StringPool::getPooledString (String::CharPointerType start, String::CharPointerType end)
{
if (start.isEmpty() || start == end)
return String();
const ScopedLock sl (lock);
garbageCollectIfNeeded();
return addPooledString (strings, StartEndString (start, end));
}
//==============================================================================
StringPairArray parsePreprocessorDefs (const String& text)
{
StringPairArray result;
String::CharPointerType s (text.getCharPointer());
while (! s.isEmpty())
{
String token, value;
s = s.findEndOfWhitespace();
while ((! s.isEmpty()) && *s != '=' && ! s.isWhitespace())
token << s.getAndAdvance();
s = s.findEndOfWhitespace();
if (*s == '=')
{
++s;
while ((! s.isEmpty()) && *s == ' ')
++s;
while ((! s.isEmpty()) && ! s.isWhitespace())
{
if (*s == ',')
{
++s;
break;
}
if (*s == '\\' && (s[1] == ' ' || s[1] == ','))
++s;
value << s.getAndAdvance();
}
}
if (token.isNotEmpty())
result.set (token, value);
}
return result;
}
static void createLines (Array <CodeDocumentLine*>& newLines, const String& text)
{
String::CharPointerType t (text.getCharPointer());
int charNumInFile = 0;
bool finished = false;
while (! (finished || t.isEmpty()))
{
String::CharPointerType startOfLine (t);
int startOfLineInFile = charNumInFile;
int lineLength = 0;
int numNewLineChars = 0;
for (;;)
{
const juce_wchar c = t.getAndAdvance();
if (c == 0)
{
finished = true;
break;
}
++charNumInFile;
++lineLength;
if (c == '\r')
{
++numNewLineChars;
if (*t == '\n')
{
++t;
++charNumInFile;
++lineLength;
++numNewLineChars;
}
break;
}
if (c == '\n')
{
++numNewLineChars;
break;
}
}
newLines.add (new CodeDocumentLine (startOfLine, lineLength,
numNewLineChars, startOfLineInFile));
}
jassert (charNumInFile == text.length());
}
int StringArray::addTokens (const String& text, const String& breakCharacters, const String& quoteCharacters)
{
int num = 0;
String::CharPointerType t (text.getCharPointer());
if (! t.isEmpty())
{
for (;;)
{
String::CharPointerType tokenEnd (CharacterFunctions::findEndOfToken (t,
breakCharacters.getCharPointer(),
quoteCharacters.getCharPointer()));
add (String (t, tokenEnd));
++num;
if (tokenEnd.isEmpty())
break;
t = ++tokenEnd;
}
}
return num;
}
static String nextToken (String::CharPointerType& t)
{
t = t.findEndOfWhitespace();
String::CharPointerType start (t);
size_t numChars = 0;
while (! (t.isEmpty() || t.isWhitespace()))
{
++t;
++numChars;
}
return String (start, numChars);
}
MD5::MD5 (const String& text)
{
ProcessContext context;
String::CharPointerType t (text.getCharPointer());
while (! t.isEmpty())
{
// force the string into integer-sized unicode characters, to try to make it
// get the same results on all platforms + compilers.
uint32 unicodeChar = ByteOrder::swapIfBigEndian ((uint32) t.getAndAdvance());
context.processBlock (&unicodeChar, sizeof (unicodeChar));
}
context.finish (result);
}
int findFirstNonWhitespaceChar (const String& line) noexcept
{
String::CharPointerType t (line.getCharPointer());
int i = 0;
while (! t.isEmpty())
{
if (! t.isWhitespace())
return i;
++t;
++i;
}
return 0;
}
int getBraceCount (String::CharPointerType line)
{
int braces = 0;
for (;;)
{
const juce_wchar c = line.getAndAdvance();
if (c == 0) break;
else if (c == '{') ++braces;
else if (c == '}') --braces;
else if (c == '/') { if (*line == '/') break; }
else if (c == '"' || c == '\'') { while (! (line.isEmpty() || line.getAndAdvance() == c)) {} }
}
return braces;
}
int StringArray::addLines (const String& sourceText)
{
int numLines = 0;
String::CharPointerType text (sourceText.getCharPointer());
bool finished = text.isEmpty();
while (! finished)
{
String::CharPointerType startOfLine (text);
size_t numChars = 0;
for (;;)
{
const juce_wchar c = text.getAndAdvance();
if (c == 0)
{
finished = true;
break;
}
if (c == '\n')
break;
if (c == '\r')
{
if (*text == '\n')
++text;
break;
}
++numChars;
}
add (String (startOfLine, numChars));
++numLines;
}
return numLines;
}
int CodeEditorComponent::indexToColumn (int lineNum, int index) const noexcept
{
String::CharPointerType t (document.getLine (lineNum).getCharPointer());
int col = 0;
for (int i = 0; i < index; ++i)
{
if (t.isEmpty())
{
jassertfalse;
break;
}
if (t.getAndAdvance() != '\t')
++col;
else
col += getTabSize() - (col % getTabSize());
}
return col;
}
int CodeEditorComponent::columnToIndex (int lineNum, int column) const noexcept
{
String::CharPointerType t (document.getLine (lineNum).getCharPointer());
int i = 0, col = 0;
while (! t.isEmpty())
{
if (t.getAndAdvance() != '\t')
++col;
else
col += getTabSize() - (col % getTabSize());
if (col > column)
break;
++i;
}
return i;
}
int StringArray::addTokens (StringRef text, StringRef breakCharacters, StringRef quoteCharacters)
{
int num = 0;
if (text.isNotEmpty())
{
for (String::CharPointerType t (text.text);;)
{
String::CharPointerType tokenEnd (CharacterFunctions::findEndOfToken (t,
breakCharacters.text,
quoteCharacters.text));
strings.add (String (t, tokenEnd));
++num;
if (tokenEnd.isEmpty())
break;
t = ++tokenEnd;
}
}
return num;
}
void BinaryResources::loadFromCpp (const File& cppFileLocation, const String& cppFile)
{
StringArray cpp;
cpp.addLines (cppFile);
clear();
for (int i = 0; i < cpp.size(); ++i)
{
if (cpp[i].contains ("JUCER_RESOURCE:"))
{
StringArray tokens;
tokens.addTokens (cpp[i].fromFirstOccurrenceOf (":", false, false), ",", "\"'");
tokens.trim();
tokens.removeEmptyStrings();
const String resourceName (tokens[0]);
const int resourceSize = tokens[1].getIntValue();
const String originalFileName (cppFileLocation.getSiblingFile (tokens[2].unquoted()).getFullPathName());
jassert (resourceName.isNotEmpty() && resourceSize > 0);
if (resourceName.isNotEmpty() && resourceSize > 0)
{
const int firstLine = i;
while (i < cpp.size())
if (cpp [i++].contains ("}"))
break;
const String dataString (cpp.joinIntoString (" ", firstLine, i - firstLine)
.fromFirstOccurrenceOf ("{", false, false));
MemoryOutputStream out;
String::CharPointerType t (dataString.getCharPointer());
int n = 0;
while (! t.isEmpty())
{
const juce_wchar c = t.getAndAdvance();
if (c >= '0' && c <= '9')
n = n * 10 + (c - '0');
else if (c == ',')
{
out.writeByte ((char) n);
n = 0;
}
else if (c == '}')
break;
}
jassert (resourceSize < (int) out.getDataSize() && resourceSize > (int) out.getDataSize() - 2);
MemoryBlock mb (out.getData(), out.getDataSize());
mb.setSize ((size_t) resourceSize);
add (resourceName, originalFileName, mb);
}
}
}
}
//==============================================================================
void parsePathString (Path& path, const String& pathString) const
{
String::CharPointerType d (pathString.getCharPointer().findEndOfWhitespace());
Point<float> subpathStart, last, last2, p1, p2, p3;
juce_wchar lastCommandChar = 0;
bool isRelative = true;
bool carryOn = true;
const CharPointer_ASCII validCommandChars ("MmLlHhVvCcSsQqTtAaZz");
while (! d.isEmpty())
{
if (validCommandChars.indexOf (*d) >= 0)
{
lastCommandChar = d.getAndAdvance();
isRelative = (lastCommandChar >= 'a' && lastCommandChar <= 'z');
}
switch (lastCommandChar)
{
case 'M':
case 'm':
case 'L':
case 'l':
if (parseCoordsOrSkip (d, p1, false))
{
if (isRelative)
p1 += last;
if (lastCommandChar == 'M' || lastCommandChar == 'm')
{
subpathStart = p1;
path.startNewSubPath (p1);
lastCommandChar = 'l';
}
else
path.lineTo (p1);
last2 = last;
last = p1;
}
break;
case 'H':
case 'h':
if (parseCoord (d, p1.x, false, true))
{
if (isRelative)
p1.x += last.x;
path.lineTo (p1.x, last.y);
last2.x = last.x;
last.x = p1.x;
}
else
{
++d;
}
break;
case 'V':
case 'v':
if (parseCoord (d, p1.y, false, false))
{
if (isRelative)
p1.y += last.y;
path.lineTo (last.x, p1.y);
last2.y = last.y;
last.y = p1.y;
}
else
{
++d;
}
break;
case 'C':
case 'c':
if (parseCoordsOrSkip (d, p1, false)
&& parseCoordsOrSkip (d, p2, false)
&& parseCoordsOrSkip (d, p3, false))
{
if (isRelative)
{
p1 += last;
p2 += last;
p3 += last;
}
path.cubicTo (p1, p2, p3);
last2 = p2;
last = p3;
}
break;
case 'S':
case 's':
if (parseCoordsOrSkip (d, p1, false)
&& parseCoordsOrSkip (d, p3, false))
{
if (isRelative)
{
p1 += last;
p3 += last;
}
p2 = last + (last - last2);
path.cubicTo (p2, p1, p3);
last2 = p1;
last = p3;
}
break;
case 'Q':
case 'q':
if (parseCoordsOrSkip (d, p1, false)
&& parseCoordsOrSkip (d, p2, false))
{
if (isRelative)
{
p1 += last;
p2 += last;
}
path.quadraticTo (p1, p2);
last2 = p1;
last = p2;
}
break;
case 'T':
case 't':
if (parseCoordsOrSkip (d, p1, false))
{
if (isRelative)
p1 += last;
p2 = last + (last - last2);
path.quadraticTo (p2, p1);
last2 = p2;
last = p1;
}
break;
case 'A':
case 'a':
if (parseCoordsOrSkip (d, p1, false))
{
String num;
if (parseNextNumber (d, num, false))
{
const float angle = num.getFloatValue() * (180.0f / float_Pi);
if (parseNextNumber (d, num, false))
{
const bool largeArc = num.getIntValue() != 0;
if (parseNextNumber (d, num, false))
{
const bool sweep = num.getIntValue() != 0;
if (parseCoordsOrSkip (d, p2, false))
{
if (isRelative)
p2 += last;
if (last != p2)
{
double centreX, centreY, startAngle, deltaAngle;
double rx = p1.x, ry = p1.y;
endpointToCentreParameters (last.x, last.y, p2.x, p2.y,
angle, largeArc, sweep,
rx, ry, centreX, centreY,
startAngle, deltaAngle);
path.addCentredArc ((float) centreX, (float) centreY,
(float) rx, (float) ry,
angle, (float) startAngle, (float) (startAngle + deltaAngle),
false);
path.lineTo (p2);
}
last2 = last;
last = p2;
}
}
}
}
}
break;
case 'Z':
case 'z':
path.closeSubPath();
last = last2 = subpathStart;
d = d.findEndOfWhitespace();
lastCommandChar = 'M';
break;
default:
carryOn = false;
break;
}
if (! carryOn)
break;
}
// paths that finish back at their start position often seem to be
// left without a 'z', so need to be closed explicitly..
if (path.getCurrentPosition() == subpathStart)
path.closeSubPath();
}
