M7.6: Character and Paragraph Styles — partial named styles in the document, apply to objects or a Type tool range, Clear Overrides, override-preserving redefine, duplicate/rename/delete; panels with override markers

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

crates/doc/src/lib.rs

@@ -37,7 +37,7 @@ pub use live::{BlendOrientation, BlendSpacing, BlendSpec, EnvelopeKind, Gradient
 pub use node::{ImageObject, LAYER_COLORS, LayerColor, LiveShape, Node, NodeId, NodeKind, OpacityMask};
 pub use pattern::{Overlap, PatternDef, PatternEdit, RepeatKind, RepeatSpec, TileType};
 pub use selection::{AnchorRef, Selection};
-pub use text::{CharStyle, Justify, ParaStyle, TextKind, TextObject, TextRun};
+pub use text::{CharStyle, Justify, ParaStyle, TextKind, TextObject, TextRun, TextStyleDef};
 
 use drawcraft_color::{Swatch, SwatchGroup};
 use drawcraft_geom::{Point, Rect};
@@ -268,6 +268,12 @@ pub struct Document {
     pub swatch_groups: Vec<SwatchGroup>,
     #[serde(default)]
     pub graphic_styles: Vec<GraphicStyle>,
+    /// Character styles (besides the built-in [Normal Character Style], which may be redefined here).
+    #[serde(default, skip_serializing_if = "Vec::is_empty")]
+    pub char_styles: Vec<TextStyleDef>,
+    /// Paragraph styles (besides the built-in [Normal Paragraph Style]).
+    #[serde(default, skip_serializing_if = "Vec::is_empty")]
+    pub para_styles: Vec<TextStyleDef>,
     #[serde(default)]
     pub symbols: Vec<Symbol>,
     #[serde(default)]
@@ -316,6 +322,8 @@ impl Document {
             swatches,
             swatch_groups,
             graphic_styles: default_graphic_styles(),
+            char_styles: vec![],
+            para_styles: vec![],
             symbols: vec![],
             guides: vec![],
             grid: GridPrefs::default(),

crates/doc/src/text.rs

@@ -52,6 +52,9 @@ pub struct CharStyle {
     pub strikethrough: bool,
     #[serde(default)]
     pub all_caps: bool,
+    /// Character style (Character Styles panel) these attributes come from; None = Normal.
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub style_name: Option<String>,
 }
 
 fn regular() -> String {
@@ -80,6 +83,7 @@ impl Default for CharStyle {
             underline: false,
             strikethrough: false,
             all_caps: false,
+            style_name: None,
         }
     }
 }
@@ -107,6 +111,18 @@ pub struct ParaStyle {
     pub space_after: f64,
     #[serde(default)]
     pub hyphenate: bool,
+    /// Paragraph style (Paragraph Styles panel) these attributes come from; None = Normal.
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub style_name: Option<String>,
+}
+
+/// A named character or paragraph style: the attributes it sets (a subset of [`CharStyle`] or
+/// [`ParaStyle`] fields, by their serialized names). Text using it records the name.
+#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
+pub struct TextStyleDef {
+    pub name: String,
+    #[serde(default)]
+    pub attrs: serde_json::Map<String, serde_json::Value>,
 }
 
 /// A run of text sharing one character style.