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🐛 Fixes problem with snap imprecisions
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alonso.torres
parent
c19b289ac8
commit
8cc97d181b
6 changed files with 36 additions and 30 deletions
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@ -64,8 +64,9 @@
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(rx/of handle-drawing-generic)))))
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(def handle-drawing-generic
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(letfn [(resize-shape [{:keys [x y] :as shape} point lock? point-snap]
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(let [initial (gpt/point x y)
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(letfn [(resize-shape [{:keys [x y width height] :as shape} point lock? point-snap]
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(let [;; The new shape behaves like a resize on the bottom-right corner
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initial (gpt/point (+ x width) (+ y height))
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shape' (geom/shape->rect-shape shape)
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shapev (gpt/point (:width shape') (:height shape'))
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deltav (gpt/to-vec initial point-snap)
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@ -76,7 +76,7 @@
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;; -- RESIZE
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(defn start-resize
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[handler ids shape]
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[handler initial ids shape]
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(letfn [(resize [shape initial resizing-shapes [point lock? point-snap]]
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(let [{:keys [width height rotation]} shape
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shapev (-> (gpt/point width height))
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@ -132,7 +132,8 @@
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ptk/WatchEvent
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(watch [_ state stream]
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(let [initial @ms/mouse-position
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(let [current-pointer @ms/mouse-position
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initial-position (merge current-pointer initial)
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stoper (rx/filter ms/mouse-up? stream)
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page-id (get state :current-page-id)
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resizing-shapes (map #(get-in state [:workspace-data page-id :objects %]) ids)
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@ -144,7 +145,7 @@
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(rx/switch-map (fn [[point :as current]]
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(->> (snap/closest-snap-point page-id resizing-shapes layout point)
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(rx/map #(conj current %)))))
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(rx/mapcat (partial resize shape initial resizing-shapes))
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(rx/mapcat (partial resize shape initial-position resizing-shapes))
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(rx/take-until stoper))
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#_(rx/empty)
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(rx/of (apply-modifiers ids)
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@ -178,7 +178,7 @@
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(->> (closest-snap page-id frame-id [point] filter-shapes)
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(rx/map #(or % (gpt/point 0 0)))
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(rx/map #(gpt/add point %))
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(rx/map gpt/round))))
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)))
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(defn closest-snap-move
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[page-id shapes objects layout movev]
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@ -147,12 +147,12 @@
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:width (/ resize-point-rect-size zoom)
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:height (/ resize-point-rect-size zoom)
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:fill (if (debug? :resize-handler) "red" "transparent")
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:on-mouse-down on-resize
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:on-mouse-down #(on-resize {:x cx' :y cy'} %)
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:style {:cursor (if (#{:top-left :bottom-right} position)
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(cur/resize-nesw rotation) (cur/resize-nwse rotation))}
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:transform (gmt/multiply transform
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(gmt/rotate-matrix rot-square (gpt/point cx cy)))}]
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[:circle {:on-mouse-down on-resize
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[:circle {:on-mouse-down #(on-resize {:x cx' :y cy'} %)
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:r (/ resize-point-circle-radius zoom)
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:fill (if (debug? :resize-handler) "red" "transparent")
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:cx cx'
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@ -162,17 +162,20 @@
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]))
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(mf/defc resize-side-handler [{:keys [x y length angle zoom position rotation transform on-resize]}]
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[:rect {:x (+ x (/ resize-point-rect-size zoom))
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:y (- y (/ resize-side-height 2 zoom))
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:width (max 0 (- length (/ (* resize-point-rect-size 2) zoom)))
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:height (/ resize-side-height zoom)
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:transform (gmt/multiply transform
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(gmt/rotate-matrix angle (gpt/point x y)))
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:on-mouse-down on-resize
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:style {:fill (if (debug? :resize-handler) "yellow" "transparent")
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:cursor (if (#{:left :right} position)
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(cur/resize-ew rotation)
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(cur/resize-ns rotation)) }}])
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(let [res-point (if (#{:top :bottom} position)
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{:y y}
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{:x x})]
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[:rect {:x (+ x (/ resize-point-rect-size zoom))
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:y (- y (/ resize-side-height 2 zoom))
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:width (max 0 (- length (/ (* resize-point-rect-size 2) zoom)))
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:height (/ resize-side-height zoom)
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:transform (gmt/multiply transform
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(gmt/rotate-matrix angle (gpt/point x y)))
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:on-mouse-down #(on-resize res-point %)
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:style {:fill (if (debug? :resize-handler) "yellow" "transparent")
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:cursor (if (#{:left :right} position)
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(cur/resize-ew rotation)
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(cur/resize-ns rotation)) }}]))
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(mf/defc controls
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{::mf/wrap-props false}
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@ -268,8 +271,9 @@
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[{:keys [shapes selected zoom] :as props}]
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(let [shape (geom/selection-rect shapes)
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shape-center (geom/center shape)
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on-resize #(do (dom/stop-propagation %2)
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(st/emit! (dw/start-resize %1 selected shape)))
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on-resize (fn [current-position initial-position event]
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(dom/stop-propagation event)
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(st/emit! (dw/start-resize current-position initial-position selected shape)))
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on-rotate #(do (dom/stop-propagation %)
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(st/emit! (dw/start-rotate shapes)))]
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@ -287,9 +291,9 @@
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(let [shape-id (:id shape)
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shape (geom/transform-shape shape)
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shape' (if (debug? :simple-selection) (geom/selection-rect [shape]) shape)
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on-resize
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#(do (dom/stop-propagation %2)
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(st/emit! (dw/start-resize %1 #{shape-id} shape')))
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on-resize (fn [current-position initial-position event]
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(dom/stop-propagation event)
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(st/emit! (dw/start-resize current-position initial-position #{shape-id} shape')))
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on-rotate
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#(do (dom/stop-propagation %)
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@ -91,7 +91,7 @@
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frame-length (if (= :column (:type grid)) (:width frame) (:height frame))
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item-length (if (or (nil? size) (= :auto size))
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(-> (gg/calculate-default-item-length frame-length margin gutter)
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(mth/round))
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(mth/precision 2))
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item-length)]
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(emit-changes! #(-> %
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(assoc-in [:params :size] size)
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@ -94,7 +94,7 @@
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:on-change on-width-change
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:value (str (-> (:width shape)
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(d/coalesce 0)
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(math/round)))}]]
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(math/precision 2)))}]]
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[:div.input-element.height
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@ -105,7 +105,7 @@
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:on-change on-height-change
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:value (str (-> (:height shape)
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(d/coalesce 0)
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(math/round)))}]]])
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(math/precision 2)))}]]])
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;; POSITION
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(when (options :position)
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@ -140,7 +140,7 @@
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:on-change on-rotation-change
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:value (str (-> (:rotation shape)
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(d/coalesce 0)
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(math/round)))}]]
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(math/precision 2)))}]]
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[:input.slidebar
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{:type "range"
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:min "0"
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@ -150,7 +150,7 @@
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:on-change on-rotation-change
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:value (str (-> (:rotation shape)
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(d/coalesce 0)
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(math/round)))}]])
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(math/precision 2)))}]])
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(when (options :radius)
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[:div.row-flex
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@ -163,5 +163,5 @@
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:on-change on-radius-change
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:value (str (-> (:rx shape)
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(d/coalesce 0)
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(math/round)))}]]
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(math/precision 2)))}]]
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[:div.input-element]])]]))
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