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168 lines
10 KiB
Rust
168 lines
10 KiB
Rust
//! Layer Styles commands: add/remove/show, eye switches, Global Light linkage, undo, serde.
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use serde_json::json;
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use crate::Session;
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fn session() -> (Session, u64, u64) {
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let mut s = Session::default();
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s.execute("comp.new", json!({"name": "Styles", "width": 200, "height": 100, "frameRate": 30, "duration": 2})).unwrap();
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let a = s.execute("layer.newSolid", json!({"color": "#ffffff", "width": 40, "height": 40})).unwrap()["layer"].as_u64().unwrap();
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let b = s.execute("layer.newSolid", json!({"color": "#808080", "width": 40, "height": 40})).unwrap()["layer"].as_u64().unwrap();
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(s, a, b)
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}
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fn styles_of(s: &Session, layer: u64) -> Vec<(String, bool)> {
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let v = s.execute_query("layer.style.list", json!({"layer": layer}));
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v["styles"].as_array().unwrap().iter().map(|x| (x["style"].as_str().unwrap().to_string(), x["enabled"].as_bool().unwrap())).collect()
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}
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impl Session {
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fn execute_query(&self, id: &str, p: serde_json::Value) -> serde_json::Value {
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let mut c = Session { project: self.project.clone(), state: self.state.clone(), ..Default::default() };
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c.execute(id, p).unwrap()
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}
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}
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#[test]
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fn add_remove_show_all_with_undo() {
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let (mut s, a, _) = session();
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s.execute("layer.select", json!({"layers": [a]})).unwrap();
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s.execute("layer.style.stroke", json!({})).unwrap();
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s.execute("layer.style.dropShadow", json!({})).unwrap();
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s.execute("layer.style.add", json!({"style": "Bevel and Emboss"})).unwrap();
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assert_eq!(styles_of(&s, a), vec![("dropShadow".into(), true), ("bevelEmboss".into(), true), ("stroke".into(), true)]);
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// Values are ordinary properties.
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s.execute("prop.set", json!({"layer": a, "path": "layerStyles/dropShadow/distance", "value": 12})).unwrap();
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let v = s.execute("prop.get", json!({"layer": a, "path": "layerStyles/dropShadow/distance"})).unwrap();
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assert!(v.to_string().contains("12"));
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// Eye switch.
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s.execute("layer.style.toggle", json!({"layer": a, "style": "stroke"})).unwrap();
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assert!(styles_of(&s, a).contains(&("stroke".into(), false)));
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s.execute("edit.undo", json!({})).unwrap();
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assert!(styles_of(&s, a).contains(&("stroke".into(), true)));
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// Remove one, then everything.
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s.execute("layer.style.remove", json!({"layer": a, "style": "bevelEmboss"})).unwrap();
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assert_eq!(styles_of(&s, a).len(), 2);
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s.execute("layer.style.removeAll", json!({})).unwrap();
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assert!(styles_of(&s, a).is_empty());
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let layer = s.active_comp().unwrap().layer(effectcraft_project::LayerId(a)).unwrap().clone();
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assert!(layer.layer_styles().is_none());
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s.execute("edit.undo", json!({})).unwrap();
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assert_eq!(styles_of(&s, a).len(), 2);
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s.execute("edit.redo", json!({})).unwrap();
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assert!(styles_of(&s, a).is_empty());
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// Show All adds every style switched off; choosing one switches it on.
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s.execute("layer.style.showAll", json!({})).unwrap();
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let all = styles_of(&s, a);
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assert_eq!(all.len(), 9);
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assert!(all.iter().all(|(_, on)| !on));
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s.execute("layer.style.satin", json!({})).unwrap();
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assert!(styles_of(&s, a).contains(&("satin".into(), true)));
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// Removing the last style removes the group.
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s.execute("layer.style.removeAll", json!({})).unwrap();
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s.execute("layer.style.colorOverlay", json!({})).unwrap();
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s.execute("layer.style.remove", json!({"layer": a, "style": "Color Overlay"})).unwrap();
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assert!(s.active_comp().unwrap().layer(effectcraft_project::LayerId(a)).unwrap().layer_styles().is_none());
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// Convert to Editable Styles is unavailable without PSD styles.
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assert!(!s.is_enabled("layer.style.convertToEditable"));
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}
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#[test]
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fn global_light_is_shared_by_the_comp() {
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let (mut s, a, b) = session();
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s.execute("layer.style.dropShadow", json!({"layers": [a]})).unwrap();
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s.execute("layer.style.bevelEmboss", json!({"layers": [b]})).unwrap();
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// Editing one layer's Global Light Angle updates the other layer and the comp.
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s.execute("prop.set", json!({"layer": a, "path": "layerStyles/blendingOptions/globalLightAngle", "value": 45})).unwrap();
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let bv = s.execute("prop.get", json!({"layer": b, "path": "layerStyles/blendingOptions/globalLightAngle"})).unwrap();
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assert!(bv.to_string().contains("45"), "{bv}");
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let gl = s.execute("layer.style.globalLight", json!({})).unwrap();
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assert_eq!(gl["angle"].as_f64(), Some(45.0));
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// The command sets both and new style groups pick it up.
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s.execute("layer.style.globalLight", json!({"angle": 10, "altitude": 60})).unwrap();
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let c = s.execute("layer.newSolid", json!({"color": "#ff0000", "width": 10, "height": 10})).unwrap()["layer"].as_u64().unwrap();
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s.execute("layer.style.innerShadow", json!({"layers": [c]})).unwrap();
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for l in [a, b, c] {
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let v = s.execute("prop.get", json!({"layer": l, "path": "layerStyles/blendingOptions/globalLightAltitude"})).unwrap();
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assert!(v.to_string().contains("60"), "{l}: {v}");
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}
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// Undo restores the previous shared value on every layer.
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s.execute("edit.undo", json!({})).unwrap();
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s.execute("edit.undo", json!({})).unwrap();
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s.execute("edit.undo", json!({})).unwrap();
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let v = s.execute("prop.get", json!({"layer": b, "path": "layerStyles/blendingOptions/globalLightAngle"})).unwrap();
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assert!(v.to_string().contains("45"), "{v}");
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}
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#[test]
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fn styles_render_and_round_trip() {
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let (mut s, a, _) = session();
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s.execute("layer.style.stroke", json!({"layers": [a]})).unwrap();
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s.execute("prop.set", json!({"layer": a, "path": "layerStyles/stroke/size", "value": 6})).unwrap();
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let cid = s.active_comp_id().unwrap();
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// Cached session render == uncached render, and the stroke shows outside the 40×40 square.
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let img = s.render(cid, s.time(), Default::default());
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let r = effectcraft_render::render_frame(&s.project, cid, s.time(), 1.0);
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assert_eq!(img.data, r.data);
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assert!(img.get(123, 50)[0] > 0.98 && img.get(123, 50)[1] < 0.02, "{:?}", img.get(123, 50));
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// Change the colour through a command: the cache must not serve stale pixels.
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s.execute("prop.set", json!({"layer": a, "path": "layerStyles/stroke/color", "value": [0, 0, 1, 1]})).unwrap();
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let img2 = s.render(cid, s.time(), Default::default());
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assert!(img2.get(123, 50)[2] > 0.98 && img2.get(123, 50)[0] < 0.02);
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// Serde round trip keeps styles and the comp's Global Light.
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s.execute("layer.style.globalLight", json!({"angle": 33})).unwrap();
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let json = serde_json::to_string(&*s.project).unwrap();
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let back: effectcraft_project::Project = serde_json::from_str(&json).unwrap();
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assert_eq!(back, *s.project);
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assert_eq!(back.comp(cid).unwrap().global_light.angle.value.as_f64(), 33.0);
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}
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/// #1389: Blending Options on a layer with no styles. `layer.style.add` with `blendingOptions`
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/// creates the Layer Styles group with Blending Options only; with the same merge key as the
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/// value set right after it, both are one undo step, and undoing it leaves no group behind.
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#[test]
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fn blending_options_alone_create_the_group_in_one_undo_step() {
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let (mut s, a, b) = session();
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let undo = s.history.undo.len();
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let r = s.execute("layer.style.add", json!({"layers": [a], "style": "blendingOptions", "merge": "bo"})).unwrap();
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assert_eq!(r["styles"][0]["style"], "blendingOptions", "{r}");
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let layer = s.active_comp().unwrap().layer(effectcraft_project::LayerId(a)).unwrap().clone();
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let g = layer.layer_styles().expect("the group is created");
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assert!(g.sub("blendingOptions").is_some());
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assert!(styles_of(&s, a).is_empty(), "no style is added with it");
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s.execute("prop.set", json!({"layer": a, "path": "layerStyles/blendingOptions/advancedBlending/fillOpacity", "value": 40, "merge": "bo"})).unwrap();
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s.execute("prop.set", json!({"layer": a, "path": "layerStyles/blendingOptions/advancedBlending/fillOpacity", "value": 30, "merge": "bo"})).unwrap();
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assert_eq!(s.history.undo.len(), undo + 1, "creating the group and setting the value are one step");
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// The other layer is untouched, and Global Light is the comp's.
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assert!(s.active_comp().unwrap().layer(effectcraft_project::LayerId(b)).unwrap().layer_styles().is_none());
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let gl = s.execute("prop.get", json!({"layer": a, "path": "layerStyles/blendingOptions/globalLightAngle"})).unwrap();
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assert!(gl.to_string().contains("120"), "{gl}");
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s.execute("edit.undo", json!({})).unwrap();
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assert!(s.active_comp().unwrap().layer(effectcraft_project::LayerId(a)).unwrap().layer_styles().is_none(), "one undo removes the group");
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// By display name too.
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s.execute("layer.style.add", json!({"layers": [a], "style": "Blending Options"})).unwrap();
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assert!(s.active_comp().unwrap().layer(effectcraft_project::LayerId(a)).unwrap().layer_styles().is_some());
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}
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/// Removing the last style keeps a Layer Styles group whose Blending Options were changed (a
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/// group with Blending Options only is a state of its own since #1389); at their defaults the
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/// group goes, as before.
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#[test]
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fn removing_the_last_style_keeps_changed_blending_options() {
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let (mut s, a, b) = session();
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let fill = "layerStyles/blendingOptions/advancedBlending/fillOpacity";
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s.execute("layer.style.add", json!({"layers": [a], "style": "blendingOptions"})).unwrap();
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s.execute("prop.set", json!({"layer": a, "path": fill, "value": 40})).unwrap();
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s.execute("layer.style.dropShadow", json!({"layers": [a]})).unwrap();
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s.execute("layer.style.remove", json!({"layer": a, "style": "dropShadow"})).unwrap();
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let v = s.execute("prop.get", json!({"layer": a, "path": fill})).unwrap();
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assert_eq!(v["value"].as_f64(), Some(40.0), "{v}");
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assert!(styles_of(&s, a).is_empty());
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// At the defaults (here on the other layer, through the same command) the group goes.
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s.execute("layer.style.add", json!({"layers": [b], "style": "blendingOptions"})).unwrap();
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s.execute("layer.style.dropShadow", json!({"layers": [b]})).unwrap();
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s.execute("layer.style.remove", json!({"layer": b, "style": "dropShadow"})).unwrap();
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assert!(s.active_comp().unwrap().layer(effectcraft_project::LayerId(b)).unwrap().layer_styles().is_none());
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}
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