fix(polyline): render fill mode boundaries

Use kernel-produced band outlines when FILLMODE is off. Preserve centerline linetype stations through inserts, clipping, projection, and PDF export.

src/modules/annotate/aligned_dim.rs

@@ -222,6 +222,7 @@ impl CadCommand for AlignedDimensionCommand {
         Some(WireModel {
             point_marker: None,
             taper_widths: Vec::new(),
+            pattern_stations: Vec::new(),
             world_width: 0.0,
             depth_override: None,
             display_visible: true,
@@ -281,6 +282,7 @@ fn preview_aligned(p1: DVec3, p2: DVec3, dim_pt: DVec3) -> WireModel {
     WireModel {
         point_marker: None,
         taper_widths: Vec::new(),
+        pattern_stations: Vec::new(),
         world_width: 0.0,
         depth_override: None,
         display_visible: true,

src/modules/annotate/angular_dim.rs

@@ -163,6 +163,7 @@ fn preview_wire(points: Vec<Vec3>) -> WireModel {
     WireModel {
         point_marker: None,
         taper_widths: Vec::new(),
+        pattern_stations: Vec::new(),
         world_width: 0.0,
         depth_override: None,
         display_visible: true,

src/modules/annotate/diameter_dim.rs

@@ -194,6 +194,7 @@ fn preview_line(a: Vec3, b: Vec3) -> WireModel {
     WireModel {
         point_marker: None,
         taper_widths: Vec::new(),
+        pattern_stations: Vec::new(),
         world_width: 0.0,
         depth_override: None,
         display_visible: true,

src/modules/annotate/dim_baseline.rs

@@ -182,6 +182,7 @@ impl CadCommand for DimBaselineCommand {
         Some(WireModel {
             point_marker: None,
             taper_widths: Vec::new(),
+            pattern_stations: Vec::new(),
             world_width: 0.0,
             depth_override: None,
             display_visible: true,

src/modules/annotate/dim_continue.rs

@@ -162,6 +162,7 @@ impl CadCommand for DimContinueCommand {
         Some(WireModel {
             point_marker: None,
             taper_widths: Vec::new(),
+            pattern_stations: Vec::new(),
             world_width: 0.0,
             depth_override: None,
             display_visible: true,

src/modules/annotate/dimjogline.rs

@@ -88,6 +88,7 @@ impl CadCommand for DimJogLineCommand {
         Some(WireModel {
             point_marker: None,
             taper_widths: Vec::new(),
+            pattern_stations: Vec::new(),
             world_width: 0.0,
             depth_override: None,
             display_visible: true,

src/modules/annotate/dimtedit.rs

@@ -105,6 +105,7 @@ impl CadCommand for DimTeditCommand {
         Some(WireModel {
             point_marker: None,
             taper_widths: Vec::new(),
+            pattern_stations: Vec::new(),
             world_width: 0.0,
             depth_override: None,
             display_visible: true,

src/modules/annotate/leader_cmd.rs

@@ -302,6 +302,7 @@ fn preview_wire(pts: &[Vec3], arrow_size: f32) -> WireModel {
     WireModel {
         point_marker: None,
         taper_widths: Vec::new(),
+        pattern_stations: Vec::new(),
         world_width: 0.0,
         depth_override: None,
         display_visible: true,

src/modules/annotate/linear_dim.rs

@@ -239,6 +239,7 @@ fn preview_wire(points: Vec<DVec3>) -> WireModel {
     WireModel {
         point_marker: None,
         taper_widths: Vec::new(),
+        pattern_stations: Vec::new(),
         world_width: 0.0,
         depth_override: None,
         display_visible: true,

src/modules/annotate/mleader_cmd.rs

@@ -229,6 +229,7 @@ fn preview_wire(pts: &[Vec3], arrow_size: f32) -> WireModel {
     WireModel {
         point_marker: None,
         taper_widths: Vec::new(),
+        pattern_stations: Vec::new(),
         world_width: 0.0,
         depth_override: None,
         display_visible: true,

src/modules/annotate/mleader_edit.rs

@@ -464,6 +464,7 @@ fn preview_wire(pts: &[Vec3]) -> WireModel {
     WireModel {
         point_marker: None,
         taper_widths: Vec::new(),
+        pattern_stations: Vec::new(),
         world_width: 0.0,
         depth_override: None,
         display_visible: true,

src/modules/annotate/ordinate_dim.rs

@@ -139,6 +139,7 @@ fn preview_wire(points: Vec<Vec3>) -> WireModel {
     WireModel {
         point_marker: None,
         taper_widths: Vec::new(),
+        pattern_stations: Vec::new(),
         world_width: 0.0,
         depth_override: None,
         display_visible: true,

src/modules/annotate/qdim.rs

@@ -95,6 +95,7 @@ impl CadCommand for QdimCommand {
         Some(WireModel {
             point_marker: None,
             taper_widths: Vec::new(),
+            pattern_stations: Vec::new(),
             world_width: 0.0,
             depth_override: None,
             display_visible: true,

src/modules/annotate/radius_dim.rs

@@ -199,6 +199,7 @@ fn preview_wire(points: Vec<Vec3>) -> WireModel {
     WireModel {
         point_marker: None,
         taper_widths: Vec::new(),
+        pattern_stations: Vec::new(),
         world_width: 0.0,
         depth_override: None,
         display_visible: true,

src/modules/annotate/table_cmd.rs

@@ -201,6 +201,7 @@ impl CadCommand for TableCommand {
             Some(WireModel {
                 point_marker: None,
                 taper_widths: Vec::new(),
+                pattern_stations: Vec::new(),
                 world_width: 0.0,
                 depth_override: None,
                 display_visible: true,

src/modules/annotate/tolerance_cmd.rs

@@ -105,6 +105,7 @@ impl CadCommand for ToleranceCommand {
         Some(WireModel {
             point_marker: None,
             taper_widths: Vec::new(),
+            pattern_stations: Vec::new(),
             world_width: 0.0,
             depth_override: None,
             display_visible: true,