✨ Add api methods to align, distribute and flatten shapes

frontend/src/app/main/data/workspace.cljs

@@ -970,25 +970,27 @@
     (map #(gal/align-to-rect % rect axis) selected-objs)))
 
 (defn align-objects
-  [axis]
-  (dm/assert!
-   "expected valid align axis value"
-   (contains? gal/valid-align-axis axis))
+  ([axis]
+   (align-objects axis nil))
+  ([axis selected]
+   (dm/assert!
+    "expected valid align axis value"
+    (contains? gal/valid-align-axis axis))
 
-  (ptk/reify ::align-objects
-    ptk/WatchEvent
-    (watch [_ state _]
-      (let [objects  (wsh/lookup-page-objects state)
-            selected (wsh/lookup-selected state)
-            moved    (if (= 1 (count selected))
-                       (align-object-to-parent objects (first selected) axis)
-                       (align-objects-list objects selected axis))
-            undo-id (js/Symbol)]
-        (when (can-align? selected objects)
-          (rx/of (dwu/start-undo-transaction undo-id)
-                 (dwt/position-shapes moved)
-                 (ptk/data-event :layout/update {:ids selected})
-                 (dwu/commit-undo-transaction undo-id)))))))
+   (ptk/reify ::align-objects
+     ptk/WatchEvent
+     (watch [_ state _]
+       (let [objects  (wsh/lookup-page-objects state)
+             selected (or selected (wsh/lookup-selected state))
+             moved    (if (= 1 (count selected))
+                        (align-object-to-parent objects (first selected) axis)
+                        (align-objects-list objects selected axis))
+             undo-id (js/Symbol)]
+         (when (can-align? selected objects)
+           (rx/of (dwu/start-undo-transaction undo-id)
+                  (dwt/position-shapes moved)
+                  (ptk/data-event :layout/update {:ids selected})
+                  (dwu/commit-undo-transaction undo-id))))))))
 
 (defn can-distribute? [selected]
   (cond
@@ -997,25 +999,27 @@
     :else true))
 
 (defn distribute-objects
-  [axis]
-  (dm/assert!
-   "expected valid distribute axis value"
-   (contains? gal/valid-dist-axis axis))
+  ([axis]
+   (distribute-objects axis nil))
+  ([axis ids]
+   (dm/assert!
+    "expected valid distribute axis value"
+    (contains? gal/valid-dist-axis axis))
 
-  (ptk/reify ::distribute-objects
-    ptk/WatchEvent
-    (watch [_ state _]
-      (let [page-id   (:current-page-id state)
-            objects   (wsh/lookup-page-objects state page-id)
-            selected  (wsh/lookup-selected state)
-            moved     (-> (map #(get objects %) selected)
-                          (gal/distribute-space axis))
-            undo-id  (js/Symbol)]
-        (when (can-distribute? selected)
-          (rx/of (dwu/start-undo-transaction undo-id)
-                 (dwt/position-shapes moved)
-                 (ptk/data-event :layout/update {:ids selected})
-                 (dwu/commit-undo-transaction undo-id)))))))
+   (ptk/reify ::distribute-objects
+     ptk/WatchEvent
+     (watch [_ state _]
+       (let [page-id   (:current-page-id state)
+             objects   (wsh/lookup-page-objects state page-id)
+             selected  (or ids (wsh/lookup-selected state))
+             moved     (-> (map #(get objects %) selected)
+                           (gal/distribute-space axis))
+             undo-id  (js/Symbol)]
+         (when (can-distribute? selected)
+           (rx/of (dwu/start-undo-transaction undo-id)
+                  (dwt/position-shapes moved)
+                  (ptk/data-event :layout/update {:ids selected})
+                  (dwu/commit-undo-transaction undo-id))))))))
 
 ;; --- Shape Proportions
 

frontend/src/app/main/data/workspace/path/shapes_to_path.cljs

@@ -15,24 +15,27 @@
    [beicon.v2.core :as rx]
    [potok.v2.core :as ptk]))
 
-(defn convert-selected-to-path []
-  (ptk/reify ::convert-selected-to-path
-    ptk/WatchEvent
-    (watch [it state _]
-      (let [page-id  (:current-page-id state)
-            objects  (wsh/lookup-page-objects state)
-            selected (->> (wsh/lookup-selected state)
-                          (remove #(ctn/has-any-copy-parent? objects (get objects %))))
+(defn convert-selected-to-path
+  ([]
+   (convert-selected-to-path nil))
+  ([ids]
+   (ptk/reify ::convert-selected-to-path
+     ptk/WatchEvent
+     (watch [it state _]
+       (let [page-id  (:current-page-id state)
+             objects  (wsh/lookup-page-objects state)
+             selected (->> (or ids (wsh/lookup-selected state))
+                           (remove #(ctn/has-any-copy-parent? objects (get objects %))))
 
-            children-ids
-            (into #{}
-                  (mapcat #(cph/get-children-ids objects %))
-                  selected)
+             children-ids
+             (into #{}
+                   (mapcat #(cph/get-children-ids objects %))
+                   selected)
 
-            changes
-            (-> (pcb/empty-changes it page-id)
-                (pcb/with-objects objects)
-                (pcb/update-shapes selected #(upsp/convert-to-path % objects))
-                (pcb/remove-objects children-ids))]
+             changes
+             (-> (pcb/empty-changes it page-id)
+                 (pcb/with-objects objects)
+                 (pcb/update-shapes selected #(upsp/convert-to-path % objects))
+                 (pcb/remove-objects children-ids))]
 
-        (rx/of (dch/commit-changes changes))))))
+         (rx/of (dch/commit-changes changes)))))))

frontend/src/app/plugins/api.cljs

@@ -371,30 +371,70 @@
       (st/emit! (dw/go-to-page id))))
 
   (alignHorizontal
-    [_ _shapes _direction]
-    ;; TODO
-    )
+    [_ shapes direction]
+    (let [dir (case direction
+                "left"   :hleft
+                "center" :hcenter
+                "right"  :hright
+                nil)]
+      (cond
+        (nil? dir)
+        (u/display-not-valid :alignHorizontal-direction "Direction not valid")
+
+        (or (not (array? shapes)) (not (every? shape/shape-proxy? shapes)))
+        (u/display-not-valid :alignHorizontal-shapes "Not valid shapes")
+
+        :else
+        (let [ids (into #{} (map #(obj/get % "$id")) shapes)]
+          (st/emit! (dw/align-objects dir ids))))))
 
   (alignVertical
-    [_ _shapes _direction]
-    ;; TODO
-    )
+    [_ shapes direction]
+    (let [dir (case direction
+                "top"   :vtop
+                "center" :vcenter
+                "bottom"  :vbottom
+                nil)]
+      (cond
+        (nil? dir)
+        (u/display-not-valid :alignVertical-direction "Direction not valid")
+
+        (or (not (array? shapes)) (not (every? shape/shape-proxy? shapes)))
+        (u/display-not-valid :alignVertical-shapes "Not valid shapes")
+
+        :else
+        (let [ids (into #{} (map #(obj/get % "$id")) shapes)]
+          (st/emit! (dw/align-objects dir ids))))))
 
   (distributeHorizontal
-    [_ _shapes]
-    ;; TODO
-    )
+    [_ shapes]
+    (cond
+      (or (not (array? shapes)) (not (every? shape/shape-proxy? shapes)))
+      (u/display-not-valid :distributeHorizontal-shapes "Not valid shapes")
+
+      :else
+      (let [ids (into #{} (map #(obj/get % "$id")) shapes)]
+        (st/emit! (dw/distribute-objects :horizontal ids)))))
 
   (distributeVertical
-    [_ _shapes]
-    ;; TODO
-    )
+    [_ shapes]
+    (cond
+      (or (not (array? shapes)) (not (every? shape/shape-proxy? shapes)))
+      (u/display-not-valid :distributeVertical-shapes "Not valid shapes")
+
+      :else
+      (let [ids (into #{} (map #(obj/get % "$id")) shapes)]
+        (st/emit! (dw/distribute-objects :vertical ids)))))
 
   (flatten
-    [_ _shapes]
-    ;; TODO
-    )
-  )
+    [_ shapes]
+    (cond
+      (or (not (array? shapes)) (not (every? shape/shape-proxy? shapes)))
+      (u/display-not-valid :flatten-shapes "Not valid shapes")
+
+      :else
+      (let [ids (into #{} (map #(obj/get % "$id")) shapes)]
+        (st/emit! (dw/convert-selected-to-path ids))))))
 
 (defn create-context
   [plugin-id]