Many performance improvements on workspace.

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

@@ -53,6 +53,7 @@
                :page page
                :selected #{}
                :drawing nil
+               :drawing-tool nil
                :tooltip nil})
       (assoc state :workspace
              {:project project
@@ -61,6 +62,7 @@
               :flags #{:sitemap :drawtools :layers :element-options}
               :selected #{}
               :drawing nil
+              :drawing-tool nil
               :tooltip nil})))
 
   ptk/WatchEvent

frontend/src/uxbox/main/data/workspace/drawing.cljs

@@ -33,8 +33,10 @@
     (let [current (l/focus ul/selected-drawing state)]
       (if (or (nil? shape)
               (= shape current))
-        (update state :workspace dissoc :drawing)
-        (assoc-in state [:workspace :drawing] shape)))))
+        (update state :workspace dissoc :drawing :drawing-tool)
+        (update state :workspace assoc
+                :drawing shape
+                :drawing-tool shape)))))
 
 (defn select-for-drawing
   [shape]
@@ -105,9 +107,8 @@
 (deftype FinishDrawing []
   ptk/WatchEvent
   (watch [_ state stream]
-    (println "finish-drawing" (get-in state [:workspace :drawing]))
     (if-let [shape (get-in state [:workspace :drawing])]
-      (rx/of #(update % :workspace dissoc :drawing)
+      (rx/of #(update % :workspace dissoc :drawing :drawing-tool)
              (uds/add-shape shape)
              (uds/select-first-shape)
              ::uev/interrupt)
@@ -197,11 +198,9 @@
 
 (defn- translate-to-canvas
   [point]
-  (let [zoom @refs/selected-zoom
-        ccords (gpt/multiply canvas-coords zoom)]
   (-> point
-        (gpt/subtract ccords)
-        (gpt/divide zoom))))
+      (gpt/subtract (gpt/multiply canvas-coords @refs/selected-zoom))
+      (gpt/divide @refs/selected-zoom)))
 
 (declare on-init-draw-icon)
 (declare on-init-draw-path)
@@ -302,7 +301,7 @@
 (defn- on-init-draw-free-path
   [shape stoper]
   (let [stoper (get-path-stoper-stream stoper true)
-        mouse (->> (rx/sample 10 streams/viewport-mouse-position)
+        mouse (->> streams/viewport-mouse-position
                    (rx/mapcat conditional-align)
                    (rx/map translate-to-canvas))
 

frontend/src/uxbox/main/exports.cljs

@@ -64,6 +64,9 @@
 
 (defn render-page
   [id]
+  (try
     (let [page (get-in @*state* [:pages id])]
       (when (:shapes page)
-      (mx/render-static-html (page-svg page)))))
+        (mx/render-static-html (page-svg page))))
+    (catch :default e
+      nil)))

frontend/src/uxbox/main/refs.cljs

@@ -62,6 +62,14 @@
   (-> (l/key :zoom)
       (l/derive workspace)))
 
+(def selected-tooltip
+  (-> (l/key :tooltip)
+      (l/derive workspace)))
+
+(def selected-drawing-tool
+  (-> (l/key :drawing-tool)
+      (l/derive workspace)))
+
 (defn alignment-activated?
   [state]
   (let [flags (l/focus ul/workspace-flags state)]

frontend/src/uxbox/main/ui.cljs

@@ -52,6 +52,7 @@
   "A default error handler."
   [{:keys [status] :as error}]
   (js/console.log "on-error:" (pr-str error))
+  (js/console.log "stack:" (.-stack error))
   (reset! st/loader false)
   (cond
     ;; Unauthorized or Auth timeout

frontend/src/uxbox/main/ui/shapes/common.cljs

@@ -21,12 +21,13 @@
 ;; --- Refs
 
 (def edition-ref
-  (-> (l/in [:workspace :edition])
-      (l/derive st/state)))
+  (-> (l/in [:edition])
+      (l/derive refs/workspace)))
 
+;; TODO: replace with refs/selected-drawing-tool
 (def drawing-state-ref
-  (-> (l/in [:workspace :drawing])
-      (l/derive st/state)))
+  (-> (l/key :drawing-tool)
+      (l/derive refs/workspace)))
 
 (def selected-ref
   (-> (l/in [:selected])

frontend/src/uxbox/main/ui/workspace.cljs

@@ -8,6 +8,7 @@
 (ns uxbox.main.ui.workspace
   (:require [beicon.core :as rx]
             [potok.core :as ptk]
+            [lentes.core :as l]
             [uxbox.main.store :as st]
             [uxbox.main.constants :as c]
             [uxbox.main.refs :as refs]
@@ -97,6 +98,10 @@
         (st/emit! (dw/decrease-zoom)))
       (scroll/scroll-to-point dom mouse-point scroll-position))))
 
+(def ^:private workspace-page-ref
+  (-> (l/key :page)
+      (l/derive refs/workspace)))
+
 (mx/defcs workspace
   {:did-remount workspace-did-remount
    :will-mount workspace-will-mount
@@ -104,15 +109,15 @@
    :did-mount workspace-did-mount
    :mixins [mx/static
             mx/reactive
-            shortcuts-mixin
-            (mx/local)]}
+            shortcuts-mixin]}
   [own]
-  (let [{:keys [flags zoom page] :as workspace} (mx/react refs/workspace)
+  (let [flags (mx/react refs/flags)
+        page  (mx/react workspace-page-ref)
+
         left-sidebar? (not (empty? (keep flags [:layers :sitemap
                                                 :document-history])))
         right-sidebar? (not (empty? (keep flags [:icons :drawtools
                                                  :element-options])))
-        local (:rum/local own)
         classes (classnames
                  :no-tool-bar-right (not right-sidebar?)
                  :no-tool-bar-left (not left-sidebar?)
@@ -123,7 +128,6 @@
      (colorpalette)
 
      [:main.main-content
-
       [:section.workspace-content
        {:class classes
         :on-scroll on-scroll
@@ -133,8 +137,8 @@
        (history-dialog page)
 
        ;; Rules
-       (horizontal-rule zoom)
-       (vertical-rule zoom)
+       (horizontal-rule)
+       (vertical-rule)
 
        ;; Canvas
        [:section.workspace-canvas

frontend/src/uxbox/main/ui/workspace/canvas.cljs

@@ -103,11 +103,9 @@
 ;; --- Canvas
 
 (mx/defc canvas
-  {:mixins [mx/reactive]}
+  {:mixins [mx/static mx/reactive]}
   [{:keys [metadata id] :as page}]
-  (let [workspace (mx/react refs/workspace)
-        flags (:flags workspace)
-        width (:width metadata)
+  (let [width (:width metadata)
         height (:height metadata)]
     [:svg.page-canvas {:x c/canvas-start-x
                        :y c/canvas-start-y
@@ -201,14 +199,12 @@
    :will-unmount viewport-will-unmount
    :mixins [mx/reactive]}
   []
-  (let [workspace (mx/react refs/workspace)
-        page (mx/react refs/selected-page)
-        flags (:flags workspace)
-        drawing? (:drawing workspace)
-        tooltip (if (:tooltip workspace)
-                  (:tooltip workspace)
-                  (get-shape-tooltip drawing?))
-        zoom (or (:zoom workspace) 1)]
+  (let [page (mx/react refs/selected-page)
+        flags (mx/react refs/flags)
+        drawing (mx/react refs/selected-drawing-tool)
+        tooltip (or (mx/react refs/selected-tooltip)
+                    (get-shape-tooltip drawing))
+        zoom (or (mx/react refs/selected-zoom) 1)]
     (letfn [(on-mouse-down [event]
               (dom/stop-propagation event)
               (let [ctrl? (kbd/ctrl? event)
@@ -216,8 +212,8 @@
                     opts {:shift? shift?
                           :ctrl? ctrl?}]
                 (st/emit! (uev/mouse-event :down ctrl? shift?)))
-              (if-let [object (:drawing workspace)]
-                (st/emit! (udw/start-drawing object))
+              (if drawing
+                (st/emit! (udw/start-drawing drawing))
                 (st/emit! (udw/start-selrect))))
             (on-context-menu [event]
               (dom/prevent-default event)
@@ -255,7 +251,7 @@
         [:svg.viewport {:width (* c/viewport-width zoom)
                         :height (* c/viewport-height zoom)
                         :ref "viewport"
-                        :class (when drawing? "drawing")
+                        :class (when drawing "drawing")
                         :on-context-menu on-context-menu
                         :on-click on-click
                         :on-double-click on-double-click

frontend/src/uxbox/main/ui/workspace/rules.cljs

@@ -6,8 +6,7 @@
 ;; Copyright (c) 2015-2017 Juan de la Cruz <delacruzgarciajuan@gmail.com>
 
 (ns uxbox.main.ui.workspace.rules
-  (:require [sablono.core :as html :refer-macros [html]]
-            [rum.core :as rum]
+  (:require [sablono.core :refer-macros [html]]
             [cuerdas.core :as str]
             [beicon.core :as rx]
             [uxbox.main.store :as s]
@@ -104,70 +103,54 @@
 
 ;; --- Horizontal Rule Ticks (Component)
 
-(defn- horizontal-rule-ticks-render
-  [own zoom]
+(mx/defc horizontal-rule-ticks
+  {:mixins [mx/static]}
+  [zoom]
   (let [zoom (or zoom 1)
         path (reduce (partial make-vertical-tick zoom) [] +ticks+)
         labels (->> (map (partial horizontal-text-label zoom) +ticks+)
                     (filterv identity))]
-    (html
     [:g
      [:path {:d (str/join " " path) :stroke "#9da2a6"}]
-      labels])))
-
-(def ^:private horizontal-rule-ticks
-  (mx/component
-   {:render horizontal-rule-ticks-render
-    :name "horizontal-rule-ticks"
-    :mixins [mx/static]}))
+     labels]))
 
 ;; --- Vertical Rule Ticks (Component)
 
-(defn- vertical-rule-ticks-render
-  [own zoom]
+(mx/defc vertical-rule-ticks
+  {:mixins [mx/static]}
+  [zoom]
   (let [zoom (or zoom 1)
         path (reduce (partial make-horizontal-tick zoom) [] +ticks+)
         labels (->> (map (partial vertical-text-label zoom) +ticks+)
                     (filterv identity))]
-    (html
     [:g
      [:path {:d (str/join " " path) :stroke "#9da2a6"}]
-      labels])))
-
-(def ^:private vertical-rule-ticks
-  (mx/component
-   {:render vertical-rule-ticks-render
-    :name "vertical-rule-ticks"
-    :mixins [mx/static]}))
+     labels]))
 
 ;; --- Horizontal Rule (Component)
 
-(defn horizontal-rule-render
-  [own zoom]
+(mx/defc horizontal-rule
+  {:mixins [mx/static mx/reactive]}
+  []
   (let [scroll (mx/react refs/workspace-scroll)
+        zoom (mx/react refs/selected-zoom)
         scroll-x (:x scroll)
         translate-x (- (- c/canvas-scroll-padding) (:x scroll))]
-    (html
     [:svg.horizontal-rule
      {:width c/viewport-width
       :height 20}
      [:g {:transform (str "translate(" translate-x ", 0)")}
-       (horizontal-rule-ticks zoom)]])))
-
-(def horizontal-rule
-  (mx/component
-   {:render horizontal-rule-render
-    :name "horizontal-rule"
-    :mixins [mx/static mx/reactive]}))
+      (horizontal-rule-ticks zoom)]]))
 
 ;; --- Vertical Rule (Component)
 
-(defn vertical-rule-render
-  [own zoom]
+(mx/defc vertical-rule
+  {:mixins [mx/static mx/reactive]}
+  []
   (let [scroll (mx/react refs/workspace-scroll)
+        zoom (mx/react refs/selected-zoom)
         scroll-y (:y scroll)
         translate-y (- (- c/canvas-scroll-padding) (:y scroll))]
-    (html
     [:svg.vertical-rule
      {:width 20
       :height c/viewport-height}
@@ -178,10 +161,4 @@
              :y 0
              :height 20
              :width 20
-              :fill "rgb(233, 234, 235)"}]])))
-
-(def vertical-rule
-  (mx/component
-   {:render vertical-rule-render
-    :name "vertical-rule"
-    :mixins [mx/static mx/reactive]}))
+             :fill "rgb(233, 234, 235)"}]]))

frontend/src/uxbox/main/ui/workspace/sidebar/drawtools.cljs

@@ -14,6 +14,7 @@
             [uxbox.main.data.workspace :as dw]
             [uxbox.main.user-events :as uev]
             [uxbox.builtins.icons :as i]
+            [uxbox.util.uuid :as uuid]
             [uxbox.util.i18n :refer (tr)]
             [uxbox.util.router :as r]
             [uxbox.util.data :refer (read-string)]
@@ -22,27 +23,30 @@
 
 ;; --- Refs
 
-(def ^:private drawing-shape
+(def ^:private drawing-shape-id-ref
   "A focused vision of the drawing property
   of the workspace status. This avoids
   rerender the whole toolbox on each workspace
   change."
-  (-> (l/in [:workspace :drawing])
-      (l/derive st/state)))
+  (-> (l/key :drawing-tool)
+      (l/derive refs/workspace)))
 
 ;; --- Constants
 
 (def +draw-tool-rect+
   {:type :rect
+   :id (uuid/random)
    :name "Rect"
    :stroke-color "#000000"})
 
 (def +draw-tool-circle+
   {:type :circle
+   :id (uuid/random)
    :name "Circle"})
 
 (def +draw-tool-path+
   {:type :path
+   :id (uuid/random)
    :name "Path"
    :stroke-style :solid
    :stroke-color "#000000"
@@ -52,8 +56,14 @@
    ;; :close? true
    :points []})
 
+(def +draw-tool-curve+
+  (assoc +draw-tool-path+
+         :id (uuid/random)
+         :free true))
+
 (def +draw-tool-text+
   {:type :text
+   :id (uuid/random)
    :name "Text"
    :content "Hello world"})
 
@@ -76,7 +86,7 @@
     :priority 5}
    {:icon i/pencil
     :help (tr "ds.help.path")
-    :shape (assoc +draw-tool-path+ :free true)
+    :shape +draw-tool-curve+
     :priority 6}])
 
 ;; --- Draw Toolbox (Component)
@@ -88,9 +98,8 @@
 
 (mx/defc draw-toolbox
   {:mixins [mx/static mx/reactive]}
-  [own]
-  (let [workspace (mx/react refs/workspace)
-        drawing (mx/react drawing-shape)
+  []
+  (let [drawing-tool (mx/react refs/selected-drawing-tool)
         close #(st/emit! (dw/toggle-flag :drawtools))
         tools (->> (into [] +draw-tools+)
                    (sort-by (comp :priority second)))]
@@ -101,7 +110,7 @@
       [:div.tool-window-close {:on-click close} i/close]]
      [:div.tool-window-content
       (for [[i props] (map-indexed vector tools)
-            :let [selected? (= drawing (:shape props))]]
+            :let [selected? (= drawing-tool (:shape props))]]
         [:div.tool-btn.tooltip.tooltip-hover
          {:alt (:help props)
           :class (when selected? "selected")

frontend/src/uxbox/main/ui/workspace/sidebar/history.cljs

@@ -151,24 +151,17 @@
 
 ;; --- History Dialog
 
-(defn history-dialog-render
-  [own page]
+(mx/defc history-dialog
+  {:mixins [mx/static mx/reactive]}
+  [page]
   (let [history (mx/react history-ref)
         version (:selected history)
         on-accept #(st/emit! (udh/apply-selected-history page))
         on-cancel #(st/emit! (udh/deselect-page-history page))]
     (when (or version (:deselecting history))
-      (html
       [:div.message-version
        {:class (when (:deselecting history) "hide-message")}
        [:span (tr "history.alert-message" (or version "00"))
         [:div.message-action
          [:a.btn-transparent {:on-click on-accept} "Accept"]
-          [:a.btn-transparent {:on-click on-cancel} "Cancel"]]]]))))
-
-(def history-dialog
-  (mx/component
-   {:render history-dialog-render
-    :name "history-dialog"
-    :mixins [mx/static mx/reactive]}))
-
+         [:a.btn-transparent {:on-click on-cancel} "Cancel"]]]])))

frontend/src/uxbox/main/ui/workspace/sidebar/layers.cljs

@@ -288,13 +288,13 @@
 ;; --- Layers Toolbox (Component)
 
 (mx/defc layers-toolbox
-  {:mixins [mx/reactive]}
+  {:mixins [mx/static mx/reactive]}
   []
-  (let [workspace (mx/react refs/workspace)
-        selected (:selected workspace)
-        ;; TODO: dont react to the while shapes-by-id
+  (let [selected (mx/react refs/selected-shapes)
+        page (mx/react refs/selected-page)
+
+        ;; TODO: dont react to the whole shapes-by-id
         shapes-map (mx/react refs/shapes-by-id)
-        page (mx/react (focus-page (:page workspace)))
         close #(st/emit! (udw/toggle-flag :layers))
         duplicate #(st/emit! (uds/duplicate-selected))
         group #(st/emit! (uds/group-selected))