M2.1: avoid discarded path copies during deletion (#3380)

docs/gaps.md

@@ -1,7 +1,6 @@
 # Gaps
 
-> **Last updated:** 2026-11-08 · **Change:** #3380 deletion review follow-up: split survivors keep their original bounds-fitted gradient placement; documentation evidence, geometry assertions and function docs clarified. Existing multi-subpath paths and compound members stay intact. Segment endpoint highlighting remains open. Scores and estimates unchanged.
-> **Last reviewed:** 2026-10-10 · **Last updated:** 2026-11-07 · **Change:** minor (Indian-language hyphenation review and license allowlist, #4947; opening a slow file shows a progress window, part of #5930; Hindi catalog and contributor loanword preferences; agent wording pass complete; wider native proofreading welcome; an image zoomed in on is separated, colorized or proofed only where it shows (#4155); scores and estimates unchanged; a document's first frame renders on the render worker, so opening a heavy file no longer freezes the window; scores and estimates unchanged; large images in CMYK documents are shrunk before they are separated into ink planes (#4155); scores and estimates unchanged; `.ai` paths with a Calligraphic brush open brushed, with the 6D Art Pen's channels, and Windows reads the pen's tilt and barrel rotation, #372; scores and estimates unchanged; Compound Shapes add-on, beyond Illustrator; scores and estimates unchanged; Contour add-on, beyond Illustrator; scores and estimates unchanged; a slow first frame is waited for instead of restarting without the graphics adapter, and the menu bar no longer waits for the installed fonts' scan; scores and estimates unchanged) · **Target:** Adobe Illustrator 2026 (30.x)
+> **Last reviewed:** 2026-10-10 · **Last updated:** 2026-11-08 · **Change:** minor (#3380 deletion-only review follow-up: independent survivors keep gradient placement, owned subpaths avoid discarded copies, and contracts/status/evidence are clarified; endpoint highlighting remains open; scores and estimates unchanged; Indian-language hyphenation review and license allowlist, #4947; opening a slow file shows a progress window, part of #5930; Hindi catalog and contributor loanword preferences; agent wording pass complete; wider native proofreading welcome; an image zoomed in on is separated, colorized or proofed only where it shows (#4155); scores and estimates unchanged; a document's first frame renders on the render worker, so opening a heavy file no longer freezes the window; scores and estimates unchanged; large images in CMYK documents are shrunk before they are separated into ink planes (#4155); scores and estimates unchanged; `.ai` paths with a Calligraphic brush open brushed, with the 6D Art Pen's channels, and Windows reads the pen's tilt and barrel rotation, #372; scores and estimates unchanged; Compound Shapes add-on, beyond Illustrator; scores and estimates unchanged; Contour add-on, beyond Illustrator; scores and estimates unchanged; a slow first frame is waited for instead of restarting without the graphics adapter, and the menu bar no longer waits for the installed fonts' scan; scores and estimates unchanged) · **Target:** Adobe Illustrator 2026 (30.x)
 
 ## Feature submission evidence
 
@@ -38,8 +37,7 @@ Artboard Options forwards the active Artboard tool's Scale Artwork with Artboard
 
 | Date | Change | Summary |
 |---|---|---|
-| 2026-11-08 | minor | #3380, deletion only: pin bounds-fitted gradients before creating separate survivors; placed gradients and connected remainders retain their behavior. Regression coverage checks linear/radial fill and stroke vectors, rendered survivors and Undo/Redo. Scores and estimates unchanged. |
-| 2026-11-08 | minor | #3380 review follow-up: clarify deletion evidence and survivor selection, consolidate milestone notes, and retain the open endpoint-highlighting work. Behavior, scores and estimates unchanged. |
+| 2026-11-08 | minor | #3380, deletion only: preserve gradient placement and exact surviving geometry; consume owned subpaths with a shared original-node snapshot; consolidate status/evidence and document command/helper contracts. Compound behavior and the existing M2 status entry are retained. Endpoint highlighting remains open; scores and estimates unchanged. |
 | 2026-11-07 | minor | #3380 (deletion only): independent surviving path objects; transformed appearance, stacking, selection, cubic handles and Undo/Redo covered by `delete_path_pieces`; compound semantics retained. Endpoint highlighting remains open; scores and estimates unchanged. |
 | 2026-11-07 | minor | Indian-language hyphenation (#4947): eleven MIT-licensed pattern sets, with grapheme and shaping-cluster protection in both composers and existing paragraph limits. Assamese and Sanskrit are selectable; Sanskrit automatic patterns remain pending an allowlisted source. Scores and estimates unchanged. |
 | 2026-11-05 | minor | G15: long open strokes with an undashed width profile are outlined near the view while keeping profile positions on the full path; a 200,000-segment outline took 59.95 ms before and 8.44 ms after in local median runs. Closed and dashed profile strokes remain whole; estimate unchanged. |

docs/roadmap.md

@@ -1,7 +1,6 @@
 # Roadmap: milestones and what's next
 
-> **Last updated:** 2026-11-08 · **Change:** #3380 deletion review follow-up: split survivors keep their original bounds-fitted gradient placement; documentation evidence, geometry assertions and function docs clarified. Existing multi-subpath paths and compound members stay intact. Segment endpoint highlighting remains open. Scores and estimates unchanged.
-> **Last reviewed:** 2026-10-10 · **Last updated:** 2026-11-07 · **Change:** minor (Indian-language hyphenation review and license allowlist, #4947; Hindi catalog and contributor loanword preferences; full wording review in progress; Effect dialogs: a colour swatch beside a hex colour opens the Color Picker, #5365; shape tools move the selection from its centre point and turn it from the zone outside a box corner, #5477; scores and estimates unchanged) · **Target:** Adobe Illustrator 2026 (30.x)
+> **Last reviewed:** 2026-10-10 · **Last updated:** 2026-11-08 · **Change:** minor (#3380 deletion-only review follow-up: independent survivors keep gradient placement, owned subpaths avoid discarded copies, and contracts/status/evidence are clarified; endpoint highlighting remains open; scores and estimates unchanged; Indian-language hyphenation review and license allowlist, #4947; Hindi catalog and contributor loanword preferences; full wording review in progress; Effect dialogs: a colour swatch beside a hex colour opens the Color Picker, #5365; shape tools move the selection from its centre point and turn it from the zone outside a box corner, #5477; scores and estimates unchanged) · **Target:** Adobe Illustrator 2026 (30.x)
 
 ## Feature submission evidence
 
@@ -37,8 +36,7 @@ M7 type: Touch Type moves a right-to-left character along its line and up from i
 
 | Date | Change | Summary |
 |---|---|---|
-| 2026-11-08 | minor | #3380, deletion only: pin bounds-fitted gradients before creating separate survivors; placed gradients and connected remainders retain their behavior. Regression coverage checks linear/radial fill and stroke vectors, rendered survivors and Undo/Redo. Scores and estimates unchanged. |
-| 2026-11-08 | minor | #3380 review follow-up: clarify deletion evidence and survivor selection, consolidate milestone notes, and retain the open endpoint-highlighting work. Behavior, scores and estimates unchanged. |
+| 2026-11-08 | minor | #3380, deletion only: preserve gradient placement and exact surviving geometry; consume owned subpaths with a shared original-node snapshot; consolidate status/evidence and document command/helper contracts. Compound behavior and the existing M2 status entry are retained. Endpoint highlighting remains open; scores and estimates unchanged. |
 | 2026-11-07 | minor | #3380 (deletion only): independent surviving path objects; transformed appearance, stacking, selection, cubic handles and Undo/Redo covered by `delete_path_pieces`; compound semantics retained. Endpoint highlighting remains open; scores and estimates unchanged. |
 | 2026-11-07 | minor | Indian-language hyphenation (#4947): eleven MIT-licensed pattern sets, with grapheme and shaping-cluster protection in both composers and existing paragraph limits. Assamese and Sanskrit are selectable; Sanskrit automatic patterns remain pending an allowlisted source. Scores and estimates unchanged. |
 | 2026-11-05 | minor | Effect dialogs: a colour swatch beside a hex colour field follows typed values, and a double-click opens the Color Picker over the dialog, whose OK fills the field (#5365); scores and estimates unchanged. |

docs/target-app-parity.md

@@ -1,7 +1,6 @@
 # Parity with Adobe Illustrator
 
-> **Last updated:** 2026-11-08 · **Change:** #3380 deletion review follow-up: split survivors keep their original bounds-fitted gradient placement; documentation evidence, geometry assertions and function docs clarified. Existing multi-subpath paths and compound members stay intact. Segment endpoint highlighting remains open. Scores and estimates unchanged.
-> **Last reviewed:** 2026-10-10 · **Last updated:** 2026-11-07 · **Change:** minor (the canvas keeps selection outlines and anchors between frames; Indian-language hyphenation review and license allowlist, #4947; Stroke gradients: an arrowhead aligned to the tip is painted to the corners of its base, #5964; Drop Shadow and glow dialogs: spinner arrows, #5367, #5368; Stroke Weight Up and Down shortcuts, #5797; Hindi catalog and contributor loanword preferences; full wording review in progress; Properties in Edit Artboards: a Transform section with the reference point above the Artboards section, #5219; the Control bar's Stroke: and Opacity: links scrub their fields, #4088; an image zoomed in on is separated, colorized or proofed only where it shows (#4155); a document's first frame renders on the render worker, so opening a heavy file no longer freezes the window, #4155; Control bar Paragraph section with type selected, #5372; translating unchanged type reuses its glyph and character-stroke outlines; scores and estimates unchanged) · **Target:** Adobe Illustrator 2026 (30.x; public release notes through 30.7, August 2026)
+> **Last reviewed:** 2026-10-10 · **Last updated:** 2026-11-08 · **Change:** minor (#3380 deletion-only review follow-up: independent survivors keep gradient placement, owned subpaths avoid discarded copies, and contracts/status/evidence are clarified; endpoint highlighting remains open; scores and estimates unchanged; the canvas keeps selection outlines and anchors between frames; Indian-language hyphenation review and license allowlist, #4947; Stroke gradients: an arrowhead aligned to the tip is painted to the corners of its base, #5964; Drop Shadow and glow dialogs: spinner arrows, #5367, #5368; Stroke Weight Up and Down shortcuts, #5797; Hindi catalog and contributor loanword preferences; full wording review in progress; Properties in Edit Artboards: a Transform section with the reference point above the Artboards section, #5219; the Control bar's Stroke: and Opacity: links scrub their fields, #4088; an image zoomed in on is separated, colorized or proofed only where it shows (#4155); a document's first frame renders on the render worker, so opening a heavy file no longer freezes the window, #4155; Control bar Paragraph section with type selected, #5372; translating unchanged type reuses its glyph and character-stroke outlines; scores and estimates unchanged) · **Target:** Adobe Illustrator 2026 (30.x; public release notes through 30.7, August 2026)
 
 ## Feature submission evidence
 
@@ -32,8 +31,7 @@ Artboard Options forwards the active Artboard tool's Scale Artwork with Artboard
 
 | Date | Change | Summary |
 |---|---|---|
-| 2026-11-08 | minor | #3380, deletion only: pin bounds-fitted gradients before creating separate survivors; placed gradients and connected remainders retain their behavior. Regression coverage checks linear/radial fill and stroke vectors, rendered survivors and Undo/Redo. Scores and estimates unchanged. |
-| 2026-11-08 | minor | #3380 review follow-up: clarify deletion evidence and survivor selection, consolidate milestone notes, and retain the open endpoint-highlighting work. Behavior, scores and estimates unchanged. |
+| 2026-11-08 | minor | #3380, deletion only: preserve gradient placement and exact surviving geometry; consume owned subpaths with a shared original-node snapshot; consolidate status/evidence and document command/helper contracts. Compound behavior and the existing M2 status entry are retained. Endpoint highlighting remains open; scores and estimates unchanged. |
 | 2026-11-07 | minor | #3380 (deletion only): independent surviving path objects; transformed appearance, stacking, selection, cubic handles and Undo/Redo covered by `delete_path_pieces`; compound semantics retained. Endpoint highlighting remains open; scores and estimates unchanged. |
 | 2026-11-07 | minor | The canvas keeps selection outlines, anchors and handles between frames, so an idle frame with a large selection redraws them as one mesh; scores and estimates unchanged |
 | 2026-11-07 | minor | Indian-language hyphenation (#4947): eleven MIT-licensed pattern sets, with grapheme and shaping-cluster protection in both composers and existing paragraph limits. Assamese and Sanskrit are selectable; Sanskrit automatic patterns remain pending an allowlisted source. Scores and estimates unchanged. |

docs/ui-parity.md

@@ -1,7 +1,6 @@
 # UI and interaction parity
 
-> **Last updated:** 2026-11-08 · **Change:** #3380 deletion review follow-up: split survivors keep their original bounds-fitted gradient placement; documentation evidence, geometry assertions and function docs clarified. Existing multi-subpath paths and compound members stay intact. Segment endpoint highlighting remains open. Scores and estimates unchanged.
-> **Last reviewed:** 2026-10-10 · **Last updated:** 2026-11-06 · **Change:** minor (Drop Shadow and glow dialogs: spinner arrows, #5367, #5368; Stroke Weight Up and Down shortcuts, #5797; Layers: Rename (`ui.rename`) opens the name field of the selected layer, group or object, #5324; Properties in Edit Artboards: Transform section above the Artboards section, #5219; scrubby labels: the Control bar's Stroke: and Opacity: links and the Properties panel's Stroke link scrub their fields, #4088; Properties: Quick Actions has Repeat Options for one selected repeat, #5181; Direct Selection: Shift-click picks several blend spine points, which drag together, #5285; Direct Selection: Cmd/Ctrl held lends the Selection tool and shows its bounding box, #3901; Join tool trims two crossing open paths and joins them at the crossing, #5844; Control bar: Paragraph: link and Align left/center/right while type is selected, #5372; shape tools: a press on the selection's centre point moves it and one in the rotate zone outside a box corner turns it, #5477; scores and estimates unchanged) · **Target:** Adobe Illustrator 2026 (30.x; Units › East Asian Type acts, with Q and Ha units; scores unchanged)
+> **Last reviewed:** 2026-10-10 · **Last updated:** 2026-11-08 · **Change:** minor (#3380 deletion-only review follow-up: independent survivors keep gradient placement, owned subpaths avoid discarded copies, and contracts/status/evidence are clarified; endpoint highlighting remains open; scores and estimates unchanged; Drop Shadow and glow dialogs: spinner arrows, #5367, #5368; Stroke Weight Up and Down shortcuts, #5797; Layers: Rename (`ui.rename`) opens the name field of the selected layer, group or object, #5324; Properties in Edit Artboards: Transform section above the Artboards section, #5219; scrubby labels: the Control bar's Stroke: and Opacity: links and the Properties panel's Stroke link scrub their fields, #4088; Properties: Quick Actions has Repeat Options for one selected repeat, #5181; Direct Selection: Shift-click picks several blend spine points, which drag together, #5285; Direct Selection: Cmd/Ctrl held lends the Selection tool and shows its bounding box, #3901; Join tool trims two crossing open paths and joins them at the crossing, #5844; Control bar: Paragraph: link and Align left/center/right while type is selected, #5372; shape tools: a press on the selection's centre point moves it and one in the rotate zone outside a box corner turns it, #5477; scores and estimates unchanged) · **Target:** Adobe Illustrator 2026 (30.x; Units › East Asian Type acts, with Q and Ha units; scores unchanged)
 
 ## Feature submission evidence
 
@@ -40,8 +39,7 @@ Artboard Options forwards the active Artboard tool's Scale Artwork with Artboard
 
 | Date | Change | Summary |
 |---|---|---|
-| 2026-11-08 | minor | #3380, deletion only: pin bounds-fitted gradients before creating separate survivors; placed gradients and connected remainders retain their behavior. Regression coverage checks linear/radial fill and stroke vectors, rendered survivors and Undo/Redo. Scores and estimates unchanged. |
-| 2026-11-08 | minor | #3380 review follow-up: clarify deletion evidence and survivor selection, consolidate milestone notes, and retain the open endpoint-highlighting work. Behavior, scores and estimates unchanged. |
+| 2026-11-08 | minor | #3380, deletion only: preserve gradient placement and exact surviving geometry; consume owned subpaths with a shared original-node snapshot; consolidate status/evidence and document command/helper contracts. Compound behavior and the existing M2 status entry are retained. Endpoint highlighting remains open; scores and estimates unchanged. |
 | 2026-11-07 | minor | #3380 (deletion only): independent surviving path objects; transformed appearance, stacking, selection, cubic handles and Undo/Redo covered by `delete_path_pieces`; compound semantics retained. Endpoint highlighting remains open; scores and estimates unchanged. |
 | 2026-10-30 | minor | Home screen: welcome, New / Open and Community are centred and the large Discord button uses the theme accent, part of #4684; scores and estimates unchanged (estimated) |
 | 2026-11-06 | minor | Snap to Grid: a straight segment dragged with Direct Selection lands its anchors on the grid, not the pressed point (#3835); scores and estimates unchanged |