wgui: move parser.rs into a separate directory

wgui/src/parser/widget_label.rs

@@ -0,0 +1,67 @@
+use crate::{
+	layout::WidgetID,
+	parser::{
+		ParserContext, ParserFile, iter_attribs, parse_children, parse_color_hex, parse_universal,
+		print_invalid_attrib, style::style_from_node,
+	},
+	renderer_vk::text::{FontWeight, HorizontalAlign},
+	widget::text::{TextLabel, TextParams},
+};
+
+pub fn parse_widget_label<'a>(
+	file: &'a ParserFile,
+	ctx: &mut ParserContext,
+	node: roxmltree::Node<'a, 'a>,
+	parent_id: WidgetID,
+) -> anyhow::Result<()> {
+	let mut params = TextParams::default();
+	let attribs: Vec<_> = iter_attribs(file, ctx, &node).collect();
+	for (key, value) in attribs {
+		match &*key {
+			"text" => {
+				params.content = String::from(value.as_ref());
+			}
+			"color" => {
+				if let Some(color) = parse_color_hex(&value) {
+					params.style.color = Some(color);
+				}
+			}
+			"align" => match &*value {
+				"left" => params.style.align = Some(HorizontalAlign::Left),
+				"right" => params.style.align = Some(HorizontalAlign::Right),
+				"center" => params.style.align = Some(HorizontalAlign::Center),
+				"justified" => params.style.align = Some(HorizontalAlign::Justified),
+				"end" => params.style.align = Some(HorizontalAlign::End),
+				_ => {
+					print_invalid_attrib(&key, &value);
+				}
+			},
+			"weight" => match &*value {
+				"normal" => params.style.weight = Some(FontWeight::Normal),
+				"bold" => params.style.weight = Some(FontWeight::Bold),
+				_ => {
+					print_invalid_attrib(&key, &value);
+				}
+			},
+			"size" => {
+				if let Ok(size) = value.parse::<f32>() {
+					params.style.size = Some(size);
+				} else {
+					print_invalid_attrib(&key, &value);
+				}
+			}
+			_ => {}
+		}
+	}
+
+	let style = style_from_node(file, ctx, node);
+
+	let (new_id, _) = ctx
+		.layout
+		.add_child(parent_id, TextLabel::create(params)?, style)?;
+
+	parse_universal(file, ctx, node, new_id)?;
+	parse_children(file, ctx, node, new_id)?;
+
+	Ok(())
+}