redesign

1 files changed, 207 insertions, 0 deletions

diff --git a/src/document_tree/elements.rs b/src/document_tree/elements.rs
new file mode 100644
index 0000000..e6709b4
--- /dev/null
+++ b/src/document_tree/elements.rs
@@ -0,0 +1,207 @@
+use url::Url;
+
+use super::extra_attributes::{self,ExtraAttributes};
+use super::element_categories::*;
+
+
+//-----------------\\
+//Element hierarchy\\
+//-----------------\\
+
+pub trait Element {
+	fn ids(&self)     -> &Vec<String>;
+	fn names(&self)   -> &Vec<String>;
+	fn source(&self)  -> &Option<Url>;
+	fn classes(&self) -> &Vec<String>;
+}
+
+#[derive(Default,Debug)]
+pub struct CommonAttributes {
+	ids: Vec<String>,
+	names: Vec<String>,
+	//left out dupnames
+	source: Option<Url>,
+	classes: Vec<String>,
+}
+
+//----\\
+//impl\\
+//----\\
+
+macro_rules! impl_element(($name:ident) => {
+	impl Element for $name {
+		fn ids(&self)     -> &Vec<String> { &self.common.ids }
+		fn names(&self)   -> &Vec<String> { &self.common.names }
+		fn source(&self)  -> &Option<Url> { &self.common.source }
+		fn classes(&self) -> &Vec<String> { &self.common.classes }
+	}
+});
+
+macro_rules! impl_children(($name:ident, $childtype:ident) => {
+	impl HasChildren<$childtype> for $name {
+		fn add_child<R: Into<$childtype>>(&mut self, child: R) {
+			self.children.push(Box::new(child.into()));
+		}
+	}
+});
+
+macro_rules! impl_extra(($name:ident) => {
+	impl ExtraAttributes<extra_attributes::$name> for $name {
+		fn extra(&self) -> &extra_attributes::$name { &self.extra }
+	}
+});
+
+macro_rules! impl_elem(
+	($name:ident) => {
+		#[derive(Default,Debug)]
+		pub struct $name { common: CommonAttributes }
+		impl_element!($name);
+	};
+	($name:ident; +) => {
+		#[derive(Default,Debug)]
+		pub struct $name { common: CommonAttributes, extra: extra_attributes::$name }
+		impl_element!($name); impl_extra!($name);
+	};
+	($name:ident; *) => { //same as above with no default
+		#[derive(Debug)]
+		pub struct $name { common: CommonAttributes, extra: extra_attributes::$name }
+		impl_element!($name); impl_extra!($name);
+	};
+	($name:ident, $childtype:ident) => {
+		#[derive(Default,Debug)]
+		pub struct $name { common: CommonAttributes, children: Vec<Box<$childtype>> }
+		impl_element!($name); impl_children!($name, $childtype);
+	};
+	($name:ident, $childtype:ident; +) => {
+		#[derive(Default,Debug)]
+		pub struct $name { common: CommonAttributes, extra: extra_attributes::$name, children: Vec<Box<$childtype>> }
+		impl_element!($name); impl_extra!($name); impl_children!($name, $childtype);
+	};
+);
+
+macro_rules! impl_elems(( $( ($($args:tt)*) )* ) => {
+	$( impl_elem!($($args)*); )*
+});
+
+impl_elems!(
+	//structual elements
+	(Section, SubSection)
+	(Topic,   SubTopic)
+	(Sidebar, SubSidebar)
+	
+	//structural subelements
+	(Title,      TextOrInlineElement)
+	(Subtitle,   TextOrInlineElement)
+	(Decoration, DecorationElement)
+	(Docinfo,    BibliographicElement)
+	(Transition)
+	
+	//bibliographic elements
+	(Author,       TextOrInlineElement)
+	(Authors,      AuthorInfo)
+	(Organization, TextOrInlineElement)
+	(Address,      TextOrInlineElement; +)
+	(Contact,      TextOrInlineElement)
+	(Version,      TextOrInlineElement)
+	(Revision,     TextOrInlineElement)
+	(Status,       TextOrInlineElement)
+	(Date,         TextOrInlineElement)
+	(Copyright,    TextOrInlineElement)
+	(Field,        SubField)
+	
+	//decoration elements
+	(Header, BodyElement)
+	(Footer, BodyElement)
+	
+	//simple body elements
+	(Paragraph,              TextOrInlineElement)
+	(LiteralBlock,           TextOrInlineElement; +)
+	(DoctestBlock,           TextOrInlineElement; +)
+	(MathBlock)
+	(Rubric,                 TextOrInlineElement)
+	(SubstitutionDefinition, TextOrInlineElement; +)
+	(Comment,                TextOrInlineElement; +)
+	(Pending)
+	(Target; +)
+	(Raw; +)
+	(Image; *)
+	
+	//compound body elements
+	(Compound,  BodyElement)
+	(Container, BodyElement)
+	
+	(BulletList,     ListItem; +)
+	(EnumeratedList, ListItem; +)
+	(DefinitionList, DefinitionListItem)
+	(FieldList,      Field)
+	(OptionList,     OptionListItem)
+	
+	(LineBlock,     SubLineBlock)
+	(BlockQuote,    SubBlockQuote)
+	(Admonition,    SubTopic)
+	(Attention,     BodyElement)
+	(Hint,          BodyElement)
+	(Note,          BodyElement)
+	(Caution,       BodyElement)
+	(Danger,        BodyElement)
+	(Error,         BodyElement)
+	(Important,     BodyElement)
+	(Tip,           BodyElement)
+	(Warning,       BodyElement)
+	(Footnote,      SubFootnote; +)
+	(Citation,      SubFootnote; +)
+	(SystemMessage, BodyElement; +)
+	(Figure,        SubFigure; +)
+	(Table; +) //TODO
+	
+	//body sub elements
+	(ListItem, BodyElement)
+	
+	(DefinitionListItem, SubDLItem)
+	(Term,               TextOrInlineElement)
+	(Classifier,         TextOrInlineElement)
+	(Definition,         BodyElement)
+	
+	(FieldName, TextOrInlineElement)
+	(FieldBody, BodyElement)
+	
+	(OptionListItem, SubOptionListItem)
+	(OptionGroup,    Option_)
+	(Description,    BodyElement)
+	(Option_,        SubOption)
+	(OptionString,   TextOrInlineElement)
+	(OptionArgument, TextOrInlineElement; +)
+	
+	(Line,        TextOrInlineElement)
+	(Attribution, TextOrInlineElement)
+	(Label_,      TextOrInlineElement)
+	
+	(Caption, TextOrInlineElement)
+	(Legend,  BodyElement)
+	
+	//inline elements
+	(Emphasis,              TextOrInlineElement)
+	(Literal,               TextOrInlineElement)
+	(Reference,             TextOrInlineElement; +)
+	(Strong,                TextOrInlineElement)
+	(FootnoteReference,     TextOrInlineElement; +)
+	(CitationReference,     TextOrInlineElement; +)
+	(SubstitutionReference, TextOrInlineElement; +)
+	(TitleReference,        TextOrInlineElement)
+	(Abbreviation,          TextOrInlineElement)
+	(Acronym,               TextOrInlineElement)
+	(Superscript,           TextOrInlineElement)
+	(Subscript,             TextOrInlineElement)
+	(Inline,                TextOrInlineElement)
+	(Problematic,           TextOrInlineElement; +)
+	(Generated,             TextOrInlineElement)
+	(Math)
+	
+	//also have non-inline versions. Inline image is no figure child, inline target has content
+	(TargetInline, TextOrInlineElement; +)
+	(RawInline; +)
+	(ImageInline; *)
+	
+	//text element
+	(TextElement)
+);