Merge pull request #2659 from penpot/alotor-flex-layout-features

Flex layout features

common/src/app/common/geom/shapes/flex_layout/bounds.cljc

@@ -8,7 +8,6 @@
   (:require
    [app.common.geom.point :as gpt]
    [app.common.geom.shapes.points :as gpo]
-   [app.common.math :as mth]
    [app.common.types.shape.layout :as ctl]))
 
 (defn child-layout-bound-points
@@ -55,18 +54,13 @@
                  (gpt/add (hv (/ width 2)))
 
                  (and col? h-end?)
-                 (gpt/add (hv width)))]
+                 (gpt/add (hv width)))
 
-    (cond-> [base-p]
+        ;; We need some height/width to calculate the bounds. We stablish the minimum
-      (and (mth/almost-zero? min-width) (mth/almost-zero? min-height))
+        min-width (max min-width 0.01)
-      (conj (cond-> base-p
+        min-height (max min-height 0.01)]
-              row?
-              (gpt/add (hv width))
 
-              col?
+    (-> [base-p]
-              (gpt/add (vv height))))
-
-      (not (mth/almost-zero? min-width))
         (conj (cond-> base-p
                 (or row? h-start?)
                 (gpt/add (hv min-width))
@@ -77,7 +71,6 @@
                 (and col? h-center?)
                 (gpt/subtract (hv min-width))))
 
-      (not (mth/almost-zero? min-height))
         (conj (cond-> base-p
                 (or col? v-start?)
                 (gpt/add (vv min-height))
@@ -107,8 +100,11 @@
                 child-bounds
                 (if (or (ctl/fill-height? child) (ctl/fill-height? child))
                   (child-layout-bound-points parent child parent-bounds child-bounds)
-                  child-bounds)]
+                  child-bounds)
-            (gpo/parent-coords-bounds child-bounds parent-bounds)))]
+
+                [margin-top margin-right margin-bottom margin-left] (ctl/child-margins child)]
+            (-> (gpo/parent-coords-bounds child-bounds parent-bounds)
+                (gpo/pad-points (- margin-top) (- margin-right) (- margin-bottom) (- margin-left)))))]
 
     (as-> children $
       (map child-bounds $)

common/src/app/common/geom/shapes/pixel_precision.cljc

@@ -32,6 +32,7 @@
         ratio-width  (/ target-width curr-width)
         ratio-height (/ target-height curr-height)
         scalev       (gpt/point ratio-width ratio-height)]
+
     (-> modifiers
         (ctm/resize scalev origin transform transform-inverse))))
 
@@ -41,7 +42,6 @@
         corner        (gpt/point bounds)
         target-corner (gpt/round corner)
         deltav        (gpt/to-vec corner target-corner)]
-
     (ctm/move modifiers deltav)))
 
 (defn set-pixel-precision
@@ -56,8 +56,10 @@
                 has-resize? (size-pixel-precision shape points))
 
               points
-              (cond-> (:points shape)
+              (if has-resize?
-                has-resize? (gco/transform-points (ctm/modifiers->transform modifiers)))]
+                (-> (:points shape)
+                    (gco/transform-points (ctm/modifiers->transform modifiers)) )
+                points)]
           [modifiers points])]
     (position-pixel-precision modifiers shape points)))
 

common/src/app/common/pages/common.cljc

@@ -76,7 +76,6 @@
    :layout                :layout-container
    :layout-dir            :layout-container
    :layout-gap            :layout-container
-   :layout-type           :layout-container
    :layout-wrap-type      :layout-container
    :layout-padding-type   :layout-container
    :layout-padding        :layout-container

common/src/app/common/types/shape/layout.cljc

@@ -50,7 +50,6 @@
 
 (s/def ::row-gap ::us/safe-number)
 (s/def ::column-gap ::us/safe-number)
-(s/def ::layout-type #{:flex :grid})
 
 (s/def ::layout-gap
   (s/keys :opt-un [::row-gap ::column-gap]))
@@ -60,7 +59,6 @@
                    ::layout-flex-dir
                    ::layout-gap
                    ::layout-gap-type
-                   ::layout-type
                    ::layout-wrap-type
                    ::layout-padding-type
                    ::layout-padding

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

@@ -28,6 +28,7 @@
    [app.main.data.workspace.undo :as dwu]
    [app.main.snap :as snap]
    [app.main.streams :as ms]
+   [app.util.dom :as dom]
    [beicon.core :as rx]
    [cljs.spec.alpha :as s]
    [potok.core :as ptk]))
@@ -415,6 +416,14 @@
            (rx/take 1)
            (rx/map #(start-move from-position))))))
 
+(defn set-ghost-displacement
+  [move-vector]
+  (ptk/reify ::set-ghost-displacement
+    ptk/EffectEvent
+    (effect [_ _ _]
+      (when-let [node (dom/get-element-by-class "ghost-outline")]
+        (dom/set-property! node "transform" (gmt/translate-matrix move-vector))))))
+
 (defn- start-move
   ([from-position] (start-move from-position nil))
   ([from-position ids]
@@ -501,6 +510,9 @@
                           (dwm/build-change-frame-modifiers objects selected target-frame drop-index)
                           (dwm/set-modifiers)))))
 
+              (->> move-stream
+                   (rx/map (comp set-ghost-displacement first)))
+
               ;; Last event will write the modifiers creating the changes
               (->> move-stream
                    (rx/last)

frontend/src/app/main/ui/shapes/export.cljs

@@ -332,6 +332,72 @@
               :penpot:preserve-scroll ((d/nilf str) (:preserve-scroll interaction))}])])))
 
 
+(defn- export-layout-container-data
+  [{:keys [layout
+           layout-flex-dir
+           layout-gap
+           layout-gap-type
+           layout-wrap-type
+           layout-padding-type
+           layout-padding
+           layout-justify-content
+           layout-align-items
+           layout-align-content]}]
+
+  (when layout
+    (mf/html
+     [:> "penpot:layout"
+      #js {:penpot:layout (d/name layout)
+           :penpot:layout-flex-dir (d/name layout-flex-dir)
+           :penpot:layout-gap-type (d/name layout-gap-type)
+           :penpot:layout-gap-row (:row-gap layout-gap)
+           :penpot:layout-gap-column (:column-gap layout-gap)
+           :penpot:layout-wrap-type (d/name layout-wrap-type)
+           :penpot:layout-padding-type (d/name layout-padding-type)
+           :penpot:layout-padding-p1 (:p1 layout-padding)
+           :penpot:layout-padding-p2 (:p2 layout-padding)
+           :penpot:layout-padding-p3 (:p3 layout-padding)
+           :penpot:layout-padding-p4 (:p4 layout-padding)
+           :penpot:layout-justify-content (d/name layout-justify-content)
+           :penpot:layout-align-items (d/name layout-align-items)
+           :penpot:layout-align-content (d/name layout-align-content)}])))
+
+(defn- export-layout-item-data
+  [{:keys [layout-item-margin
+           layout-item-margin-type
+           layout-item-h-sizing
+           layout-item-v-sizing
+           layout-item-max-h
+           layout-item-min-h
+           layout-item-max-w
+           layout-item-min-w
+           layout-item-align-self]}]
+
+  (when (or layout-item-margin
+            layout-item-margin-type
+            layout-item-h-sizing
+            layout-item-v-sizing
+            layout-item-max-h
+            layout-item-min-h
+            layout-item-max-w
+            layout-item-min-w
+            layout-item-align-self)
+    (mf/html
+     [:> "penpot:layout-item"
+      #js {:penpot:layout-item-margin-m1 (:m1 layout-item-margin)
+           :penpot:layout-item-margin-m2 (:m2 layout-item-margin)
+           :penpot:layout-item-margin-m3 (:m3 layout-item-margin)
+           :penpot:layout-item-margin-m4 (:m4 layout-item-margin)
+           :penpot:layout-item-margin-type (d/name layout-item-margin-type)
+           :penpot:layout-item-h-sizing (d/name layout-item-h-sizing)
+           :penpot:layout-item-v-sizing (d/name layout-item-v-sizing)
+           :penpot:layout-item-max-h layout-item-max-h
+           :penpot:layout-item-min-h layout-item-min-h
+           :penpot:layout-item-max-w layout-item-max-w
+           :penpot:layout-item-min-w layout-item-min-w
+           :penpot:layout-item-align-self (d/name layout-item-align-self)}])))
+
+
 (mf/defc export-data
   [{:keys [shape]}]
   (let [props (-> (obj/create) (add-data shape) (add-library-refs shape))]
@@ -343,5 +409,7 @@
      (export-interactions-data     shape)
      (export-fills-data            shape)
      (export-strokes-data          shape)
-     (export-grid-data         shape)]))
+     (export-grid-data             shape)
+     (export-layout-container-data shape)
+     (export-layout-item-data     shape)]))
 

frontend/src/app/main/ui/workspace/sidebar/options/menus/layout_container.cljs

@@ -382,7 +382,6 @@
 
         on-padding-change
         (fn [type prop val]
-          (prn "??" type prop val)
           (cond
             (and (= type :simple) (= prop :p1))
             (st/emit! (dwsl/update-layout ids {:layout-padding {:p1 val :p3 val}}))

frontend/src/app/main/ui/workspace/viewport.cljs

@@ -11,6 +11,7 @@
    [app.common.data.macros :as dm]
    [app.common.geom.shapes :as gsh]
    [app.common.pages.helpers :as cph]
+   [app.common.types.shape.layout :as ctl]
    [app.main.refs :as refs]
    [app.main.ui.context :as ctx]
    [app.main.ui.hooks :as ui-hooks]
@@ -293,14 +294,25 @@
                                      :modifiers modifiers}])
 
        (when show-frame-outline?
-         [:& outline/shape-outlines
+         (let [outlined-frame-id
-          {:objects objects-modified
+               (->> @hover-ids
-           :hover #{(->> @hover-ids
                     (filter #(cph/frame-shape? (get base-objects %)))
                     (remove selected)
-                         (first))}
+                    (first))
+               outlined-frame (get objects outlined-frame-id)]
+           [:*
+            [:& outline/shape-outlines
+             {:objects objects-modified
+              :hover #{outlined-frame-id}
               :zoom zoom
-           :modifiers modifiers}])
+              :modifiers modifiers}]
+
+            (when (ctl/layout? outlined-frame)
+              [:g.ghost-outline
+               [:& outline/shape-outlines
+                {:objects base-objects
+                 :selected selected
+                 :zoom zoom}]])]))
 
        (when show-outlines?
          [:& outline/shape-outlines

frontend/src/app/main/ui/workspace/viewport/debug.cljs

@@ -75,8 +75,8 @@
                  points [start-p
                          (-> start-p (gpt/add (xv line-width)))
                          (-> start-p (gpt/add (xv line-width)) (gpt/add (yv line-height)))
-                         (-> start-p (gpt/add (yv line-height)))
+                         (-> start-p (gpt/add (yv line-height)))]]
-                         ]]
+
              [:g.layout-line {:key (dm/str "line-" idx)}
               [:polygon {:points (->> points (map #(dm/fmt "%, %" (:x %) (:y %))) (str/join " "))
                          :style {:stroke "red" :stroke-width (/ 2 zoom) :stroke-dasharray (dm/str (/ 10 zoom) " " (/ 5 zoom))}}]]))]))))

frontend/src/app/util/import/parser.cljs

@@ -869,6 +869,54 @@
           :style
           parse-style))))
 
+(defn add-layout-container-data [props node]
+  (if-let [data (get-data node :penpot:layout)]
+    (merge props
+           (d/without-nils
+            {:layout (get-meta data :layout keyword)
+             :layout-flex-dir (get-meta data :layout-flex-dir keyword)
+             :layout-wrap-type (get-meta data :layout-wrap-type keyword)
+
+             :layout-gap-type (get-meta data :layout-gap-type keyword)
+             :layout-gap
+             (d/without-nils
+              {:row-gap (get-meta data :layout-gap-row d/parse-double)
+               :column-gap (get-meta data :layout-gap-column d/parse-double)})
+
+             :layout-padding-type (get-meta data :layout-padding-type keyword)
+             :layout-padding
+             (d/without-nils
+              {:p1 (get-meta data :layout-padding-p1 d/parse-double)
+               :p2 (get-meta data :layout-padding-p2 d/parse-double)
+               :p3 (get-meta data :layout-padding-p3 d/parse-double)
+               :p4 (get-meta data :layout-padding-p4 d/parse-double)})
+
+             :layout-justify-content (get-meta data :layout-justify-content keyword)
+             :layout-align-items (get-meta data :layout-align-items keyword)
+             :layout-align-content (get-meta data :layout-align-content keyword)}))
+    props))
+
+(defn add-layout-item-data [props node]
+  (if-let [data (get-data node :penpot:layout-item)]
+    (merge props
+           (d/without-nils
+            {:layout-item-margin
+             (d/without-nils
+              {:m1 (get-meta data :layout-item-margin-m1 d/parse-double)
+               :m2 (get-meta data :layout-item-margin-m2 d/parse-double)
+               :m3 (get-meta data :layout-item-margin-m3 d/parse-double)
+               :m4 (get-meta data :layout-item-margin-m4 d/parse-double)})
+
+             :layout-item-margin-type (get-meta data :layout-item-margin-type keyword)
+             :layout-item-h-sizing (get-meta data :layout-item-h-sizing keyword)
+             :layout-item-v-sizing (get-meta data :layout-item-v-sizing keyword)
+             :layout-item-max-h (get-meta data :layout-item-max-h d/parse-double)
+             :layout-item-min-h (get-meta data :layout-item-min-h d/parse-double)
+             :layout-item-max-w (get-meta data :layout-item-max-w d/parse-double)
+             :layout-item-min-w (get-meta data :layout-item-min-w d/parse-double)
+             :layout-item-align-self (get-meta data :layout-item-align-self keyword)}))
+    props))
+
 (defn parse-data
   [type node]
 
@@ -894,7 +942,10 @@
             (add-svg-content node))
 
           (cond-> (= :frame type)
-            (add-frame-data node))
+            (-> (add-frame-data node)
+                (add-layout-container-data node)))
+
+          (add-layout-item-data node)
 
           (cond-> (= :group type)
             (add-group-data node))