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21326ded43
* fix(vector): keep scaled live-line weight after editing endpoints (#3063) * cargo fmt Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> --------- Co-authored-by: Brandon Thomas <echelon@gmail.com> Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
50 lines
2.6 KiB
Rust
50 lines
2.6 KiB
Rust
use photocraft_engine::Session;
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use serde_json::json;
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fn live_line_info(s: &mut Session, layer: u64) -> serde_json::Value {
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s.execute("shape.info", json!({"layer": layer})).unwrap()
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}
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#[test]
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fn live_line_keeps_scaled_thickness_after_endpoint_edit() {
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let mut s = Session::new();
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s.execute("file.new", json!({"width": 128, "height": 128, "background": "transparent"})).unwrap();
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let layer = s.execute("shape.create", json!({"kind": "line", "from": [10,20], "to": [30,20], "weight": 4})).unwrap()["layer"].as_u64().unwrap();
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s.execute("shape.edit", json!({"transform": [2,0,0,2,0,0]})).unwrap();
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let after_scale = live_line_info(&mut s, layer);
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assert_eq!(after_scale["bounds"], json!([20, 36, 40, 8]));
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assert_eq!(after_scale["live"]["weight"], json!(8.0));
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s.execute("shape.edit", json!({"to": [60,40]})).unwrap();
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let after_edit = live_line_info(&mut s, layer);
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assert_eq!(after_edit["bounds"], after_scale["bounds"]);
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assert_eq!(after_edit["path"], after_scale["path"]);
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assert_eq!(after_edit["live"]["weight"], json!(8.0));
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}
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#[test]
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fn translating_live_lines_leaves_their_weight_unchanged() {
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let mut s = Session::new();
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s.execute("file.new", json!({"width": 128, "height": 128, "background": "transparent"})).unwrap();
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let layer = s.execute("shape.create", json!({"kind": "line", "from": [10,20], "to": [30,20], "weight": 4})).unwrap()["layer"].as_u64().unwrap();
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s.execute("shape.edit", json!({"move": [10,10]})).unwrap();
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let after_move = live_line_info(&mut s, layer);
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s.execute("shape.edit", json!({"to": [40,30]})).unwrap();
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let after_edit = live_line_info(&mut s, layer);
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assert_eq!(after_edit["path"], after_move["path"]);
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assert_eq!(after_edit["live"]["weight"], json!(4.0));
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}
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#[test]
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fn nonuniform_scaling_uses_the_direction_perpendicular_to_the_line() {
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let mut s = Session::new();
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s.execute("file.new", json!({"width": 128, "height": 128, "background": "transparent"})).unwrap();
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let horizontal = s.execute("shape.create", json!({"kind": "line", "from": [10,20], "to": [30,20], "weight": 4})).unwrap()["layer"].as_u64().unwrap();
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s.execute("shape.edit", json!({"transform": [2,0,0,1,0,0]})).unwrap();
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assert_eq!(live_line_info(&mut s, horizontal)["live"]["weight"], json!(4.0));
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let vertical = s.execute("shape.create", json!({"kind": "line", "from": [50,10], "to": [50,30], "weight": 4})).unwrap()["layer"].as_u64().unwrap();
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s.execute("shape.edit", json!({"transform": [2,0,0,1,0,0]})).unwrap();
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assert_eq!(live_line_info(&mut s, vertical)["live"]["weight"], json!(8.0));
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}
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