private void ConnectSize(IParsingSource source, BinaryReader br)
{
byte[] Signature = br.ReadBytes(8);
if (Signature[1] != 0x50 || Signature[2] != 0x4E || Signature[3] != 0x47)
{
throw new ParsingException(185, source, "Invalid PNG file.");
}
byte[] Chunk = br.ReadBytes(8);
int ChunkLength = BitConverter.ToInt32(Chunk, 0);
if (ChunkLength < 13)
{
throw new ParsingException(185, source, "Invalid PNG file.");
}
byte[] ChunkData = br.ReadBytes(13);
Width = (((((ChunkData[0] << 8) + ChunkData[1]) << 8) + ChunkData[2]) << 8) + ChunkData[3];
Height = (((((ChunkData[4] << 8) + ChunkData[5]) << 8) + ChunkData[6]) << 8) + ChunkData[7];
if (Width <= 0 || Height <= 0)
{
throw new ParsingException(185, source, "Invalid PNG file.");
}
}
public static string ToXamlName(IParsingSource source, string name, string suffix)
{
if (string.IsNullOrEmpty(name))
{
throw new ParsingException(17, source, "Empty name not valid.");
}
string Result = "";
for (int i = 0; i < name.Length; i++)
{
if (IsValidIdentifierSymbol(name[i], i))
{
Result += name[i];
}
else
{
Result += '_';
}
}
if (!IsIdentifierValid(Result))
{
throw new ParsingException(18, source, $"'{name}' only contains invalid characters.");
}
return(Result + suffix);
}
private IPage Parse(string name, IParsingSourceStream sourceStream)
{
IComponentEvent QueryEvent = null;
IDeclarationSource AreaSource = null;
IParsingSource AllAreaLayoutsSource = null;
Dictionary <IDeclarationSource, string> AreaLayoutsPairs = null;
IDeclarationSource DesignSource = null;
IDeclarationSource WidthSource = null;
IDeclarationSource HeightSource = null;
bool IsScrollable = false;
IDeclarationSource BackgroundSource = null;
IDeclarationSource BackgroundColorSource = null;
string Tag = null;
while (!sourceStream.EndOfStream)
{
sourceStream.ReadLine();
string Line = sourceStream.Line;
if (!string.IsNullOrWhiteSpace(Line))
{
ParseComponent(sourceStream, ref QueryEvent, ref AreaSource, ref AllAreaLayoutsSource, ref AreaLayoutsPairs, ref DesignSource, ref WidthSource, ref HeightSource, ref IsScrollable, ref BackgroundSource, ref BackgroundColorSource, ref Tag);
}
}
if (AreaSource == null || string.IsNullOrEmpty(AreaSource.Name))
{
throw new ParsingException(109, sourceStream, "Missing area name.");
}
if (AreaLayoutsPairs == null)
{
throw new ParsingException(110, sourceStream, "Missing default area layout.");
}
if (DesignSource == null || string.IsNullOrEmpty(DesignSource.Name))
{
throw new ParsingException(111, sourceStream, "Missing design name.");
}
if (WidthSource == null || string.IsNullOrEmpty(WidthSource.Name))
{
throw new ParsingException(112, sourceStream, "Missing width.");
}
if (HeightSource == null || string.IsNullOrEmpty(HeightSource.Name))
{
throw new ParsingException(113, sourceStream, "Missing height.");
}
if (BackgroundColorSource == null || string.IsNullOrEmpty(BackgroundColorSource.Name))
{
throw new ParsingException(114, sourceStream, "Missing background color.");
}
return(new Page(name, ParserDomain.ToCSharpName(sourceStream, name + "Page"), ParserDomain.ToXamlName(sourceStream, name, "Page"), QueryEvent, AreaSource, AllAreaLayoutsSource, AreaLayoutsPairs, DesignSource, WidthSource, HeightSource, IsScrollable, BackgroundSource, BackgroundColorSource, Tag));
}
public ParsingException(int code, IParsingSource parsingSource, string message,
[CallerLineNumber] int lineNumber = 0,
[CallerFilePath] string filePath = null,
[CallerMemberName] string caller = null)
: base(message)
{
Code = code;
Directory = null;
ParsingSource = parsingSource;
LineNumber = lineNumber;
FilePath = ShortFilePath(filePath);
Caller = caller;
}
public Page(string name, string fileName, string xamlName, IComponentEvent queryEvent, IDeclarationSource areaSource, IParsingSource allAreaLayoutsSource, Dictionary <IDeclarationSource, string> areaLayoutPairs, IDeclarationSource designSource, IDeclarationSource widthSource, IDeclarationSource heightSource, bool isScrollable, IDeclarationSource backgroundSource, IDeclarationSource backgroundColorSource, string tag)
{
Name = name;
FileName = fileName;
XamlName = xamlName;
QueryEvent = queryEvent;
AreaSource = areaSource;
AllAreaLayoutsSource = allAreaLayoutsSource;
AreaLayoutPairs = areaLayoutPairs;
DesignSource = designSource;
WidthSource = widthSource;
HeightSource = heightSource;
IsScrollable = isScrollable;
BackgroundSource = backgroundSource;
BackgroundColorSource = backgroundColorSource;
Tag = tag;
}
public static string ToCSharpName(IParsingSource source, string name)
{
if (string.IsNullOrEmpty(name))
{
throw new ParsingException(17, source, "Empty name not valid.");
}
string Result = "";
bool SetUpper = true;
for (int i = 0; i < name.Length; i++)
{
if (IsValidIdentifierSymbol(name[i], i))
{
if (SetUpper && name[i] != '_')
{
SetUpper = false;
Result += name[i].ToString().ToUpper();
}
else
{
Result += name[i];
}
}
else if (name[i] == ' ')
{
SetUpper = true;
}
else
{
Result += '_';
}
}
if (!IsIdentifierValid(Result))
{
throw new ParsingException(18, source, $"'{name}' only contains invalid characters.");
}
return(Result);
}
private void ParseComponent(IParsingSourceStream sourceStream, ref IComponentEvent queryEvent, ref IDeclarationSource areaSource, ref IParsingSource allAreaLayoutsSource, ref Dictionary <IDeclarationSource, string> areaLayoutsPairs, ref IDeclarationSource designSource, ref IDeclarationSource widthSource, ref IDeclarationSource heightSource, ref bool isScrollable, ref IDeclarationSource backgroundSource, ref IDeclarationSource backgroundColorSource, ref string tag)
{
string Line = sourceStream.Line;
if (Line.Trim() == "scrollable")
{
isScrollable = true;
return;
}
IDeclarationSource ComponentSource;
string ComponentValue;
ParserDomain.ParseStringPair(sourceStream, ':', out ComponentSource, out ComponentValue);
//ComponentValue = ComponentValue.ToLower();
if (ComponentSource.Name == "open on query")
{
if (queryEvent == null)
{
queryEvent = ParseQueryEvent(sourceStream, ComponentValue);
}
else
{
throw new ParsingException(125, sourceStream, $"Specifier '{ComponentSource.Name}' found more than once.");
}
}
else if (ComponentSource.Name == "area")
{
if (areaSource == null)
{
areaSource = new DeclarationSource(ComponentValue, sourceStream);
}
else
{
throw new ParsingException(125, sourceStream, $"Specifier '{ComponentSource.Name}' found more than once.");
}
}
else if (ComponentSource.Name == "default area layout")
{
if (areaLayoutsPairs == null)
{
allAreaLayoutsSource = sourceStream.FreezedPosition();
areaLayoutsPairs = ParseAreaLayoutsPairs(sourceStream, ComponentValue);
}
else
{
throw new ParsingException(125, sourceStream, $"Specifier '{ComponentSource.Name}' found more than once.");
}
}
else if (ComponentSource.Name == "design")
{
if (designSource == null)
{
designSource = new DeclarationSource(ComponentValue, sourceStream);
}
else
{
throw new ParsingException(125, sourceStream, $"Specifier '{ComponentSource.Name}' found more than once.");
}
}
else if (ComponentSource.Name == "width")
{
if (widthSource == null)
{
widthSource = new DeclarationSource(ComponentValue, sourceStream);
}
else
{
throw new ParsingException(125, sourceStream, $"Specifier '{ComponentSource.Name}' found more than once.");
}
}
else if (ComponentSource.Name == "height")
{
if (heightSource == null)
{
heightSource = new DeclarationSource(ComponentValue, sourceStream);
}
else
{
throw new ParsingException(125, sourceStream, $"Specifier '{ComponentSource.Name}' found more than once.");
}
}
else if (ComponentSource.Name == "background")
{
if (backgroundSource == null)
{
backgroundSource = new DeclarationSource(ComponentValue, sourceStream);
}
else
{
throw new ParsingException(125, sourceStream, $"Specifier '{ComponentSource.Name}' found more than once.");
}
}
else if (ComponentSource.Name == "background color")
{
if (backgroundColorSource == null)
{
backgroundColorSource = new DeclarationSource(ComponentValue, sourceStream);
}
else
{
throw new ParsingException(125, sourceStream, $"Specifier '{ComponentSource.Name}' found more than once.");
}
}
else if (ComponentSource.Name == "tag")
{
if (tag == null)
{
tag = ComponentValue;
}
else
{
throw new ParsingException(125, sourceStream, $"Specifier '{ComponentSource.Name}' found more than once.");
}
}
else
{
throw new ParsingException(115, sourceStream, $"Specifier '{ComponentSource.Name}' was unexpected.");
}
}