mirror of
https://github.com/penpot/penpot.git
synced 2025-12-12 06:24:17 +01:00
1179 lines
42 KiB
Clojure
1179 lines
42 KiB
Clojure
;; This Source Code Form is subject to the terms of the Mozilla Public
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;; License, v. 2.0. If a copy of the MPL was not distributed with this
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;; file, You can obtain one at http://mozilla.org/MPL/2.0/.
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;;
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;; Copyright (c) KALEIDOS INC
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(ns app.render-wasm.api
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"A WASM based render API"
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(:require
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["react-dom/server" :as rds]
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[app.common.data :as d]
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[app.common.data.macros :as dm]
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[app.common.math :as mth]
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[app.common.types.fills :as types.fills]
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[app.common.types.fills.impl :as types.fills.impl]
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[app.common.types.path :as path]
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[app.common.types.path.impl :as path.impl]
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[app.common.types.shape.layout :as ctl]
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[app.common.uuid :as uuid]
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[app.config :as cf]
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[app.main.fonts :as fonts]
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[app.main.refs :as refs]
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[app.main.render :as render]
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[app.render-wasm.api.fonts :as f]
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[app.render-wasm.api.texts :as t]
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[app.render-wasm.deserializers :as dr]
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[app.render-wasm.helpers :as h]
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[app.render-wasm.mem :as mem]
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[app.render-wasm.mem.heap32 :as mem.h32]
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[app.render-wasm.performance :as perf]
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[app.render-wasm.serializers :as sr]
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[app.render-wasm.serializers.color :as sr-clr]
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[app.render-wasm.wasm :as wasm]
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[app.util.debug :as dbg]
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[app.util.functions :as fns]
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[app.util.http :as http]
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[app.util.webapi :as wapi]
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[beicon.v2.core :as rx]
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[promesa.core :as p]
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[rumext.v2 :as mf]))
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(def use-dpr? (contains? cf/flags :render-wasm-dpr))
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(def ^:const UUID-U8-SIZE 16)
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(def ^:const UUID-U32-SIZE (/ UUID-U8-SIZE 4))
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(def ^:const MODIFIER-U8-SIZE 40)
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(def ^:const MODIFIER-U32-SIZE (/ MODIFIER-U8-SIZE 4))
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(def ^:const MODIFIER-TRANSFORM-U8-OFFSET-SIZE 16)
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(def ^:const GRID-LAYOUT-ROW-U8-SIZE 8)
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(def ^:const GRID-LAYOUT-COLUMN-U8-SIZE 8)
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(def ^:const GRID-LAYOUT-CELL-U8-SIZE 36)
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(def ^:const MAX_BUFFER_CHUNK_SIZE (* 256 1024))
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(def dpr
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(if use-dpr? (if (exists? js/window) js/window.devicePixelRatio 1.0) 1.0))
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;; Based on app.main.render/object-svg
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(mf/defc object-svg
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{::mf/props :obj}
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[{:keys [shape] :as props}]
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(let [objects (mf/deref refs/workspace-page-objects)
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shape-wrapper
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(mf/with-memo [shape]
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(render/shape-wrapper-factory objects))]
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[:svg {:version "1.1"
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:xmlns "http://www.w3.org/2000/svg"
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:xmlnsXlink "http://www.w3.org/1999/xlink"
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:fill "none"}
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[:& shape-wrapper {:shape shape}]]))
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(defn get-static-markup
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[shape]
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(->
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(mf/element object-svg #js {:shape shape})
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(rds/renderToStaticMarkup)))
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;; This should never be called from the outside.
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(defn- render
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[timestamp]
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(h/call wasm/internal-module "_render" timestamp)
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(set! wasm/internal-frame-id nil)
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;; emit custom event
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(let [event (js/CustomEvent. "wasm:render")]
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(js/document.dispatchEvent ^js event)))
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(def debounce-render (fns/debounce render 100))
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(defonce pending-render (atom false))
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(defn request-render
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[_requester]
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(when (not @pending-render)
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(reset! pending-render true)
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(js/requestAnimationFrame
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(fn [ts]
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(reset! pending-render false)
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(render ts)))))
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(defn use-shape
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[id]
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(let [buffer (uuid/get-u32 id)]
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(h/call wasm/internal-module "_use_shape"
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(aget buffer 0)
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(aget buffer 1)
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(aget buffer 2)
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(aget buffer 3))))
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(defn set-parent-id
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[id]
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(let [buffer (uuid/get-u32 id)]
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(h/call wasm/internal-module "_set_parent"
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(aget buffer 0)
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(aget buffer 1)
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(aget buffer 2)
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(aget buffer 3))))
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(defn set-shape-clip-content
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[clip-content]
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(h/call wasm/internal-module "_set_shape_clip_content" clip-content))
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(defn set-shape-type
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[type]
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(h/call wasm/internal-module "_set_shape_type" (sr/translate-shape-type type)))
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(defn set-masked
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[masked]
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(h/call wasm/internal-module "_set_shape_masked_group" masked))
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(defn set-shape-selrect
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[selrect]
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(h/call wasm/internal-module "_set_shape_selrect"
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(dm/get-prop selrect :x1)
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(dm/get-prop selrect :y1)
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(dm/get-prop selrect :x2)
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(dm/get-prop selrect :y2)))
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(defn set-shape-transform
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[transform]
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(h/call wasm/internal-module "_set_shape_transform"
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(dm/get-prop transform :a)
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(dm/get-prop transform :b)
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(dm/get-prop transform :c)
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(dm/get-prop transform :d)
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(dm/get-prop transform :e)
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(dm/get-prop transform :f)))
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(defn set-shape-rotation
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[rotation]
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(h/call wasm/internal-module "_set_shape_rotation" rotation))
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(defn set-shape-children
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[children]
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(perf/begin-measure "set-shape-children")
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(case (count children)
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0
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(h/call wasm/internal-module "_set_children_0")
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1
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(let [[c1] children
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c1 (uuid/get-u32 c1)]
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(h/call wasm/internal-module "_set_children_1"
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(aget c1 0) (aget c1 1) (aget c1 2) (aget c1 3)))
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2
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(let [[c1 c2] children
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c1 (uuid/get-u32 c1)
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c2 (uuid/get-u32 c2)]
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(h/call wasm/internal-module "_set_children_2"
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(aget c1 0) (aget c1 1) (aget c1 2) (aget c1 3)
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(aget c2 0) (aget c2 1) (aget c2 2) (aget c2 3)))
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3
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(let [[c1 c2 c3] children
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c1 (uuid/get-u32 c1)
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c2 (uuid/get-u32 c2)
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c3 (uuid/get-u32 c3)]
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(h/call wasm/internal-module "_set_children_3"
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(aget c1 0) (aget c1 1) (aget c1 2) (aget c1 3)
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(aget c2 0) (aget c2 1) (aget c2 2) (aget c2 3)
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(aget c3 0) (aget c3 1) (aget c3 2) (aget c3 3)))
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4
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(let [[c1 c2 c3 c4] children
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c1 (uuid/get-u32 c1)
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c2 (uuid/get-u32 c2)
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c3 (uuid/get-u32 c3)
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c4 (uuid/get-u32 c4)]
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(h/call wasm/internal-module "_set_children_4"
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(aget c1 0) (aget c1 1) (aget c1 2) (aget c1 3)
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(aget c2 0) (aget c2 1) (aget c2 2) (aget c2 3)
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(aget c3 0) (aget c3 1) (aget c3 2) (aget c3 3)
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(aget c4 0) (aget c4 1) (aget c4 2) (aget c4 3)))
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5
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(let [[c1 c2 c3 c4 c5] children
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c1 (uuid/get-u32 c1)
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c2 (uuid/get-u32 c2)
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c3 (uuid/get-u32 c3)
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c4 (uuid/get-u32 c4)
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c5 (uuid/get-u32 c5)]
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(h/call wasm/internal-module "_set_children_5"
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(aget c1 0) (aget c1 1) (aget c1 2) (aget c1 3)
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(aget c2 0) (aget c2 1) (aget c2 2) (aget c2 3)
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(aget c3 0) (aget c3 1) (aget c3 2) (aget c3 3)
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(aget c4 0) (aget c4 1) (aget c4 2) (aget c4 3)
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(aget c5 0) (aget c5 1) (aget c5 2) (aget c5 3)))
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;; Dynamic call for children > 5
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(let [heap (mem/get-heap-u32)
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size (mem/get-alloc-size children UUID-U8-SIZE)
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offset (mem/alloc->offset-32 size)]
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(reduce
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(fn [offset id]
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(mem.h32/write-uuid offset heap id))
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offset
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children)
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(h/call wasm/internal-module "_set_children")))
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(perf/end-measure "set-shape-children")
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nil)
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(defn- get-string-length
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[string]
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(+ (count string) 1))
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(defn- fetch-image
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[shape-id image-id]
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(let [url (cf/resolve-file-media {:id image-id})]
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{:key url
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:callback #(->> (http/send! {:method :get
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:uri url
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:response-type :blob})
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(rx/map :body)
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(rx/mapcat wapi/read-file-as-array-buffer)
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(rx/map (fn [image]
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(let [size (.-byteLength image)
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padded-size (if (zero? (mod size 4)) size (+ size (- 4 (mod size 4))))
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total-bytes (+ 32 padded-size) ; UUID size + padded size
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offset (mem/alloc->offset-32 total-bytes)
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heap32 (mem/get-heap-u32)
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data (js/Uint8Array. image)
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padded (js/Uint8Array. padded-size)]
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;; 1. Set shape id
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(mem.h32/write-uuid offset heap32 shape-id)
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;; 2. Set image id
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(mem.h32/write-uuid (+ offset 4) heap32 image-id)
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;; 3. Adjust padding on image data
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(.set padded data)
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(when (< size padded-size)
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(dotimes [i (- padded-size size)]
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(aset padded (+ size i) 0)))
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;; 4. Set image data
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(let [u32view (js/Uint32Array. (.-buffer padded))
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image-u32-offset (+ offset 8)]
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(.set heap32 u32view image-u32-offset))
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(h/call wasm/internal-module "_store_image")
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true))))}))
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(defn- get-fill-images
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[leaf]
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(filter :fill-image (:fills leaf)))
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(defn- process-fill-image
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[shape-id fill]
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(when-let [image (:fill-image fill)]
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(let [id (get image :id)
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buffer (uuid/get-u32 id)
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cached-image? (h/call wasm/internal-module "_is_image_cached"
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(aget buffer 0)
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(aget buffer 1)
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(aget buffer 2)
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(aget buffer 3))]
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(when (zero? cached-image?)
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(fetch-image shape-id id)))))
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(defn set-shape-text-images
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[shape-id content]
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(let [paragraph-set (first (get content :children))
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paragraphs (get paragraph-set :children)]
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(->> paragraphs
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(mapcat :children)
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(mapcat get-fill-images)
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(map #(process-fill-image shape-id %)))))
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(defn set-shape-fills
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[shape-id fills]
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(if (empty? fills)
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(h/call wasm/internal-module "_clear_shape_fills")
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(let [fills (types.fills/coerce fills)
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offset (mem/alloc->offset-32 (types.fills/get-byte-size fills))
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heap (mem/get-heap-u32)]
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;; write fills to the heap
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(types.fills/write-to fills heap offset)
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;; send fills to wasm
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(h/call wasm/internal-module "_set_shape_fills")
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;; load images for image fills if not cached
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(keep (fn [id]
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(let [buffer (uuid/get-u32 id)
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cached-image? (h/call wasm/internal-module "_is_image_cached"
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(aget buffer 0)
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(aget buffer 1)
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(aget buffer 2)
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(aget buffer 3))]
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(when (zero? cached-image?)
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(fetch-image shape-id id))))
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(types.fills/get-image-ids fills)))))
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(defn set-shape-strokes
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[shape-id strokes]
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(h/call wasm/internal-module "_clear_shape_strokes")
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(keep (fn [stroke]
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(let [opacity (or (:stroke-opacity stroke) 1.0)
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color (:stroke-color stroke)
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gradient (:stroke-color-gradient stroke)
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image (:stroke-image stroke)
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width (:stroke-width stroke)
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align (:stroke-alignment stroke)
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style (-> stroke :stroke-style sr/translate-stroke-style)
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cap-start (-> stroke :stroke-cap-start sr/translate-stroke-cap)
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cap-end (-> stroke :stroke-cap-end sr/translate-stroke-cap)
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offset (mem/alloc types.fills.impl/FILL-U8-SIZE)
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heap (mem/get-heap-u8)
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dview (js/DataView. (.-buffer heap))]
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(case align
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:inner (h/call wasm/internal-module "_add_shape_inner_stroke" width style cap-start cap-end)
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:outer (h/call wasm/internal-module "_add_shape_outer_stroke" width style cap-start cap-end)
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(h/call wasm/internal-module "_add_shape_center_stroke" width style cap-start cap-end))
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(cond
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(some? gradient)
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(do
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(types.fills.impl/write-gradient-fill offset dview opacity gradient)
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(h/call wasm/internal-module "_add_shape_stroke_fill"))
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(some? image)
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(let [image-id (get image :id)
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buffer (uuid/get-u32 image-id)
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cached-image? (h/call wasm/internal-module "_is_image_cached" (aget buffer 0) (aget buffer 1) (aget buffer 2) (aget buffer 3))]
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(types.fills.impl/write-image-fill offset dview opacity image)
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(h/call wasm/internal-module "_add_shape_stroke_fill")
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(when (== cached-image? 0)
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(fetch-image shape-id image-id)))
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(some? color)
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(do
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(types.fills.impl/write-solid-fill offset dview opacity color)
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(h/call wasm/internal-module "_add_shape_stroke_fill")))))
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strokes))
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(defn set-shape-path-attrs
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[attrs]
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(let [style (:style attrs)
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;; Filter to only supported attributes
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allowed-keys #{:fill :fillRule :strokeLinecap :strokeLinejoin}
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attrs (-> attrs
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(dissoc :style)
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(merge style)
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(select-keys allowed-keys))
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fill-rule (-> attrs :fillRule sr/translate-fill-rule)
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stroke-linecap (-> attrs :strokeLinecap sr/translate-stroke-linecap)
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stroke-linejoin (-> attrs :strokeLinejoin sr/translate-stroke-linejoin)
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fill-none (= "none" (-> attrs :fill))]
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(h/call wasm/internal-module "_set_shape_svg_attrs" fill-rule stroke-linecap stroke-linejoin fill-none)))
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(defn set-shape-path-content
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"Upload path content in chunks to WASM."
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[content]
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(let [chunk-size (quot MAX_BUFFER_CHUNK_SIZE 4)
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buffer-size (path/get-byte-size content)
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padded-size (* 4 (mth/ceil (/ buffer-size 4)))
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buffer (js/Uint8Array. padded-size)]
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(path/write-to content (.-buffer buffer) 0)
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(h/call wasm/internal-module "_start_shape_path_buffer")
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(let [heapu32 (mem/get-heap-u32)]
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(loop [offset 0]
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(when (< offset padded-size)
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(let [end (min padded-size (+ offset (* chunk-size 4)))
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chunk (.subarray buffer offset end)
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chunk-u32 (js/Uint32Array. chunk.buffer chunk.byteOffset (quot (.-length chunk) 4))
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offset-size (.-length chunk-u32)
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heap-offset (mem/alloc->offset-32 (* 4 offset-size))]
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(.set heapu32 chunk-u32 heap-offset)
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(h/call wasm/internal-module "_set_shape_path_chunk_buffer")
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(recur end)))))
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(h/call wasm/internal-module "_set_shape_path_buffer")))
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(defn set-shape-svg-raw-content
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[content]
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(let [size (get-string-length content)
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offset (mem/alloc size)]
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(h/call wasm/internal-module "stringToUTF8" content offset size)
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(h/call wasm/internal-module "_set_shape_svg_raw_content")))
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(defn set-shape-blend-mode
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[blend-mode]
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;; These values correspond to skia::BlendMode representation
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;; https://rust-skia.github.io/doc/skia_safe/enum.BlendMode.html
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(h/call wasm/internal-module "_set_shape_blend_mode" (sr/translate-blend-mode blend-mode)))
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(defn set-shape-vertical-align
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[vertical-align]
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(h/call wasm/internal-module "_set_shape_vertical_align" (sr/translate-vertical-align vertical-align)))
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(defn set-shape-opacity
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[opacity]
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(h/call wasm/internal-module "_set_shape_opacity" (or opacity 1)))
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(defn set-constraints-h
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[constraint]
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(when constraint
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(h/call wasm/internal-module "_set_shape_constraint_h" (sr/translate-constraint-h constraint))))
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(defn set-constraints-v
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[constraint]
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(when constraint
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(h/call wasm/internal-module "_set_shape_constraint_v" (sr/translate-constraint-v constraint))))
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(defn set-shape-constraints
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[constraint-h constraint-v]
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(h/call wasm/internal-module "_clear_shape_constraints")
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(set-constraints-h constraint-h)
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(set-constraints-v constraint-v))
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(defn set-shape-hidden
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[hidden]
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(h/call wasm/internal-module "_set_shape_hidden" hidden))
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(defn set-shape-bool-type
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[bool-type]
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(h/call wasm/internal-module "_set_shape_bool_type" (sr/translate-bool-type bool-type)))
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(defn set-shape-blur
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[blur]
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(if (some? blur)
|
|
(let [type (-> blur :type sr/translate-blur-type)
|
|
hidden (:hidden blur)
|
|
value (:value blur)]
|
|
(h/call wasm/internal-module "_set_shape_blur" type hidden value))
|
|
(h/call wasm/internal-module "_clear_shape_blur")))
|
|
|
|
(defn set-shape-corners
|
|
[corners]
|
|
(let [[r1 r2 r3 r4] (map #(d/nilv % 0) corners)]
|
|
(h/call wasm/internal-module "_set_shape_corners" r1 r2 r3 r4)))
|
|
|
|
(defn set-flex-layout
|
|
[shape]
|
|
(let [dir (-> (get shape :layout-flex-dir :row)
|
|
(sr/translate-layout-flex-dir))
|
|
gap (get shape :layout-gap)
|
|
row-gap (get gap :row-gap 0)
|
|
column-gap (get gap :column-gap 0)
|
|
|
|
align-items (-> (get shape :layout-align-items) sr/translate-layout-align-items)
|
|
align-content (-> (get shape :layout-align-content) sr/translate-layout-align-content)
|
|
justify-items (-> (get shape :layout-justify-items) sr/translate-layout-justify-items)
|
|
justify-content (-> (get shape :layout-justify-content) sr/translate-layout-justify-content)
|
|
wrap-type (-> (get shape :layout-wrap-type) sr/translate-layout-wrap-type)
|
|
|
|
padding (get shape :layout-padding)
|
|
padding-top (get padding :p1 0)
|
|
padding-right (get padding :p2 0)
|
|
padding-bottom (get padding :p3 0)
|
|
padding-left (get padding :p4 0)]
|
|
|
|
(h/call wasm/internal-module
|
|
"_set_flex_layout_data"
|
|
dir
|
|
row-gap
|
|
column-gap
|
|
align-items
|
|
align-content
|
|
justify-items
|
|
justify-content
|
|
wrap-type
|
|
padding-top
|
|
padding-right
|
|
padding-bottom
|
|
padding-left)))
|
|
|
|
(defn set-grid-layout-data
|
|
[shape]
|
|
(let [dir (-> (get shape :layout-grid-dir :row)
|
|
(sr/translate-layout-grid-dir))
|
|
gap (get shape :layout-gap)
|
|
row-gap (get gap :row-gap 0)
|
|
column-gap (get gap :column-gap 0)
|
|
|
|
align-items (-> (get shape :layout-align-items) sr/translate-layout-align-items)
|
|
align-content (-> (get shape :layout-align-content) sr/translate-layout-align-content)
|
|
justify-items (-> (get shape :layout-justify-items) sr/translate-layout-justify-items)
|
|
justify-content (-> (get shape :layout-justify-content) sr/translate-layout-justify-content)
|
|
|
|
padding (get shape :layout-padding)
|
|
padding-top (get padding :p1 0)
|
|
padding-right (get padding :p2 0)
|
|
padding-bottom (get padding :p3 0)
|
|
padding-left (get padding :p4 0)]
|
|
|
|
(h/call wasm/internal-module
|
|
"_set_grid_layout_data"
|
|
dir
|
|
row-gap
|
|
column-gap
|
|
align-items
|
|
align-content
|
|
justify-items
|
|
justify-content
|
|
padding-top
|
|
padding-right
|
|
padding-bottom
|
|
padding-left)))
|
|
|
|
(defn set-grid-layout-rows
|
|
[entries]
|
|
(let [size (mem/get-alloc-size entries GRID-LAYOUT-ROW-U8-SIZE)
|
|
offset (mem/alloc size)
|
|
dview (mem/get-data-view)]
|
|
|
|
(reduce (fn [offset {:keys [type value]}]
|
|
(-> offset
|
|
(mem/write-u8 dview (sr/translate-grid-track-type type))
|
|
(+ 3) ;; padding
|
|
(mem/write-f32 dview value)
|
|
(mem/assert-written offset GRID-LAYOUT-ROW-U8-SIZE)))
|
|
|
|
offset
|
|
entries)
|
|
|
|
(h/call wasm/internal-module "_set_grid_rows")))
|
|
|
|
(defn set-grid-layout-columns
|
|
[entries]
|
|
(let [size (mem/get-alloc-size entries GRID-LAYOUT-COLUMN-U8-SIZE)
|
|
offset (mem/alloc size)
|
|
dview (mem/get-data-view)]
|
|
|
|
(reduce (fn [offset {:keys [type value]}]
|
|
(-> offset
|
|
(mem/write-u8 dview (sr/translate-grid-track-type type))
|
|
(+ 3) ;; padding
|
|
(mem/write-f32 dview value)
|
|
(mem/assert-written offset GRID-LAYOUT-COLUMN-U8-SIZE)))
|
|
offset
|
|
entries)
|
|
|
|
(h/call wasm/internal-module "_set_grid_columns")))
|
|
|
|
(defn set-grid-layout-cells
|
|
[cells]
|
|
(let [size (mem/get-alloc-size cells GRID-LAYOUT-CELL-U8-SIZE)
|
|
offset (mem/alloc size)
|
|
dview (mem/get-data-view)]
|
|
|
|
(reduce-kv (fn [offset _ cell]
|
|
(let [shape-id (-> (get cell :shapes) first)]
|
|
(-> offset
|
|
(mem/write-i32 dview (get cell :row))
|
|
(mem/write-i32 dview (get cell :row-span))
|
|
(mem/write-i32 dview (get cell :column))
|
|
(mem/write-i32 dview (get cell :column-span))
|
|
|
|
(mem/write-u8 dview (sr/translate-align-self (get cell :align-self)))
|
|
(mem/write-u8 dview (sr/translate-justify-self (get cell :justify-self)))
|
|
|
|
;; padding
|
|
(+ 2)
|
|
|
|
(mem/write-uuid dview (d/nilv shape-id uuid/zero))
|
|
(mem/assert-written offset GRID-LAYOUT-CELL-U8-SIZE))))
|
|
|
|
offset
|
|
cells)
|
|
|
|
(h/call wasm/internal-module "_set_grid_cells")))
|
|
|
|
(defn set-grid-layout
|
|
[shape]
|
|
(set-grid-layout-data shape)
|
|
(set-grid-layout-rows (get shape :layout-grid-rows))
|
|
(set-grid-layout-columns (get shape :layout-grid-columns))
|
|
(set-grid-layout-cells (get shape :layout-grid-cells)))
|
|
|
|
(defn set-layout-child
|
|
[shape]
|
|
(let [margins (get shape :layout-item-margin)
|
|
margin-top (get margins :m1 0)
|
|
margin-right (get margins :m2 0)
|
|
margin-bottom (get margins :m3 0)
|
|
margin-left (get margins :m4 0)
|
|
|
|
h-sizing (-> (get shape :layout-item-h-sizing) sr/translate-layout-sizing)
|
|
v-sizing (-> (get shape :layout-item-v-sizing) sr/translate-layout-sizing)
|
|
align-self (-> (get shape :layout-item-align-self) sr/translate-align-self)
|
|
|
|
max-h (get shape :layout-item-max-h)
|
|
has-max-h (some? max-h)
|
|
min-h (get shape :layout-item-min-h)
|
|
has-min-h (some? min-h)
|
|
max-w (get shape :layout-item-max-w)
|
|
has-max-w (some? max-w)
|
|
min-w (get shape :layout-item-min-w)
|
|
has-min-w (some? min-w)
|
|
is-absolute (boolean (get shape :layout-item-absolute))
|
|
z-index (get shape :layout-item-z-index)]
|
|
(h/call wasm/internal-module
|
|
"_set_layout_child_data"
|
|
margin-top
|
|
margin-right
|
|
margin-bottom
|
|
margin-left
|
|
h-sizing
|
|
v-sizing
|
|
has-max-h
|
|
(d/nilv max-h 0)
|
|
has-min-h
|
|
(d/nilv min-h 0)
|
|
has-max-w
|
|
(d/nilv max-w 0)
|
|
has-min-w
|
|
(d/nilv min-w 0)
|
|
|
|
(d/nilv align-self 0)
|
|
is-absolute
|
|
(d/nilv z-index))))
|
|
|
|
(defn clear-layout
|
|
[]
|
|
(h/call wasm/internal-module "_clear_shape_layout"))
|
|
|
|
(defn- set-shape-layout
|
|
[shape objects]
|
|
(clear-layout)
|
|
|
|
(when (or (ctl/any-layout? shape)
|
|
(ctl/any-layout-immediate-child? objects shape))
|
|
(set-layout-child shape))
|
|
|
|
(when (ctl/flex-layout? shape)
|
|
(set-flex-layout shape))
|
|
|
|
(when (ctl/grid-layout? shape)
|
|
(set-grid-layout shape)))
|
|
|
|
(defn set-shape-shadows
|
|
[shadows]
|
|
(h/call wasm/internal-module "_clear_shape_shadows")
|
|
|
|
(run! (fn [shadow]
|
|
(let [color (get shadow :color)
|
|
blur (get shadow :blur)
|
|
rgba (sr-clr/hex->u32argb (get color :color)
|
|
(get color :opacity))
|
|
hidden (get shadow :hidden)
|
|
x (get shadow :offset-x)
|
|
y (get shadow :offset-y)
|
|
spread (get shadow :spread)
|
|
style (get shadow :style)]
|
|
(h/call wasm/internal-module "_add_shape_shadow"
|
|
rgba
|
|
blur
|
|
spread
|
|
x
|
|
y
|
|
(sr/translate-shadow-style style)
|
|
hidden)))
|
|
shadows))
|
|
|
|
(defn set-shape-text-content
|
|
"This function sets shape text content and returns a stream that loads the needed fonts asynchronously"
|
|
[shape-id content]
|
|
|
|
(h/call wasm/internal-module "_clear_shape_text")
|
|
|
|
(set-shape-vertical-align (get content :vertical-align))
|
|
|
|
(let [paragraph-set (first (get content :children))
|
|
paragraphs (get paragraph-set :children)
|
|
fonts (fonts/get-content-fonts content)
|
|
total (count paragraphs)]
|
|
|
|
(loop [index 0
|
|
emoji? false
|
|
langs #{}]
|
|
|
|
(if (< index total)
|
|
(let [paragraph (nth paragraphs index)
|
|
spans (get paragraph :children)]
|
|
(if (empty? (seq spans))
|
|
(recur (inc index)
|
|
emoji?
|
|
langs)
|
|
|
|
(let [text (apply str (map :text spans))
|
|
emoji? (if emoji? emoji? (t/contains-emoji? text))
|
|
langs (t/collect-used-languages langs text)]
|
|
|
|
(t/write-shape-text spans paragraph text)
|
|
(recur (inc index)
|
|
emoji?
|
|
langs))))
|
|
|
|
(let [updated-fonts
|
|
(-> fonts
|
|
(cond-> ^boolean emoji? (f/add-emoji-font))
|
|
(f/add-noto-fonts langs))
|
|
result (f/store-fonts shape-id updated-fonts)]
|
|
|
|
(h/call wasm/internal-module "_update_shape_text_layout")
|
|
|
|
result)))))
|
|
|
|
(defn set-shape-text
|
|
[shape-id content]
|
|
(concat
|
|
(set-shape-text-images shape-id content)
|
|
(set-shape-text-content shape-id content)))
|
|
|
|
(defn set-shape-grow-type
|
|
[grow-type]
|
|
(h/call wasm/internal-module "_set_shape_grow_type" (sr/translate-grow-type grow-type)))
|
|
|
|
(defn get-text-dimensions
|
|
([id]
|
|
(use-shape id)
|
|
(get-text-dimensions))
|
|
([]
|
|
(let [offset (-> (h/call wasm/internal-module "_get_text_dimensions")
|
|
(mem/->offset-32))
|
|
heapf32 (mem/get-heap-f32)
|
|
width (aget heapf32 (+ offset 0))
|
|
height (aget heapf32 (+ offset 1))
|
|
max-width (aget heapf32 (+ offset 2))]
|
|
(mem/free)
|
|
{:width width :height height :max-width max-width})))
|
|
|
|
(defn set-view-box
|
|
[zoom vbox]
|
|
(h/call wasm/internal-module "_set_view" zoom (- (:x vbox)) (- (:y vbox)))
|
|
(h/call wasm/internal-module "_render_from_cache")
|
|
(debounce-render))
|
|
|
|
(defn clear-drawing-cache []
|
|
(h/call wasm/internal-module "_clear_drawing_cache"))
|
|
|
|
(defn update-shape-tiles []
|
|
(h/call wasm/internal-module "_update_shape_tiles"))
|
|
|
|
(defn set-object
|
|
[objects shape]
|
|
(perf/begin-measure "set-object")
|
|
(let [id (dm/get-prop shape :id)
|
|
type (dm/get-prop shape :type)
|
|
|
|
parent-id (get shape :parent-id)
|
|
masked (get shape :masked-group)
|
|
selrect (get shape :selrect)
|
|
constraint-h (get shape :constraints-h)
|
|
constraint-v (get shape :constraints-v)
|
|
clip-content (if (= type :frame)
|
|
(not (get shape :show-content))
|
|
false)
|
|
rotation (get shape :rotation)
|
|
transform (get shape :transform)
|
|
|
|
;; If the shape comes from an imported SVG (we know this because
|
|
;; it has the :svg-attrs attribute) and it does not have its
|
|
;; own fill, we set a default black fill. This fill will be
|
|
;; inherited by child nodes and emulates the behavior of
|
|
;; standard SVG, where a node without an explicit fill
|
|
;; defaults to black.
|
|
fills (let [base-fills (get shape :fills)]
|
|
(if (and ^boolean (contains? shape :svg-attrs)
|
|
^boolean (or ^boolean (= :svg-raw type)
|
|
^boolean (= :group type))
|
|
^boolean (empty? base-fills))
|
|
[{:fill-color "#000000" :fill-opacity 1}]
|
|
base-fills))
|
|
|
|
strokes (if (= type :group)
|
|
[] (get shape :strokes))
|
|
children (get shape :shapes)
|
|
blend-mode (get shape :blend-mode)
|
|
opacity (get shape :opacity)
|
|
hidden (get shape :hidden)
|
|
content (get shape :content)
|
|
bool-type (get shape :bool-type)
|
|
grow-type (get shape :grow-type)
|
|
blur (get shape :blur)
|
|
svg-attrs (get shape :svg-attrs)
|
|
shadows (get shape :shadow)
|
|
corners (map #(get shape %) [:r1 :r2 :r3 :r4])]
|
|
|
|
(use-shape id)
|
|
(set-parent-id parent-id)
|
|
(set-shape-type type)
|
|
(set-shape-clip-content clip-content)
|
|
(set-shape-constraints constraint-h constraint-v)
|
|
|
|
(set-shape-rotation rotation)
|
|
(set-shape-transform transform)
|
|
(set-shape-blend-mode blend-mode)
|
|
(set-shape-opacity opacity)
|
|
(set-shape-hidden hidden)
|
|
(set-shape-children children)
|
|
(set-shape-corners corners)
|
|
(set-shape-blur blur)
|
|
(when (and (= type :group) masked)
|
|
(set-masked masked))
|
|
(when (= type :bool)
|
|
(set-shape-bool-type bool-type))
|
|
(when (and (some? content)
|
|
(or (= type :path)
|
|
(= type :bool)))
|
|
(when (some? svg-attrs)
|
|
(set-shape-path-attrs svg-attrs))
|
|
(set-shape-path-content content))
|
|
(when (and (some? content) (= type :svg-raw))
|
|
(set-shape-svg-raw-content (get-static-markup shape)))
|
|
(when (some? shadows) (set-shape-shadows shadows))
|
|
(when (= type :text)
|
|
(set-shape-grow-type grow-type))
|
|
|
|
(set-shape-layout shape objects)
|
|
|
|
(set-shape-selrect selrect)
|
|
|
|
(let [pending (into [] (concat
|
|
(set-shape-text id content)
|
|
(set-shape-fills id fills)
|
|
(set-shape-strokes id strokes)))]
|
|
(perf/end-measure "set-object")
|
|
pending)))
|
|
|
|
(defn process-pending
|
|
[pending]
|
|
(let [event (js/CustomEvent. "wasm:set-objects-finished")
|
|
pending (-> (d/index-by :key :callback pending) vals)]
|
|
(->> (rx/from pending)
|
|
(rx/merge-map (fn [callback] (callback)))
|
|
(rx/reduce conj [])
|
|
(rx/subs! (fn [_]
|
|
(clear-drawing-cache)
|
|
(request-render "pending-finished")
|
|
(h/call wasm/internal-module "_update_shape_text_layout_for_all")
|
|
(.dispatchEvent ^js js/document event))))))
|
|
|
|
(defn process-object
|
|
[shape]
|
|
(let [pending (set-object [] shape)]
|
|
(process-pending pending)))
|
|
|
|
(defn set-objects
|
|
[objects]
|
|
(perf/begin-measure "set-objects")
|
|
(let [shapes (into [] (vals objects))
|
|
total-shapes (count shapes)
|
|
pending
|
|
(loop [index 0 pending []]
|
|
(if (< index total-shapes)
|
|
(let [shape (nth shapes index)
|
|
pending' (set-object objects shape)]
|
|
(recur (inc index) (into pending pending')))
|
|
pending))]
|
|
(perf/end-measure "set-objects")
|
|
(process-pending pending)))
|
|
|
|
(defn clear-focus-mode
|
|
[]
|
|
(h/call wasm/internal-module "_clear_focus_mode")
|
|
(clear-drawing-cache)
|
|
(request-render "clear-focus-mode"))
|
|
|
|
(defn set-focus-mode
|
|
[entries]
|
|
(when-not ^boolean (empty? entries)
|
|
(let [size (mem/get-alloc-size entries UUID-U8-SIZE)
|
|
heap (mem/get-heap-u32)
|
|
offset (mem/alloc->offset-32 size)]
|
|
|
|
(reduce (fn [offset id]
|
|
(mem.h32/write-uuid offset heap id))
|
|
offset
|
|
entries)
|
|
|
|
(h/call wasm/internal-module "_set_focus_mode")
|
|
(clear-drawing-cache)
|
|
(request-render "set-focus-mode"))))
|
|
|
|
(defn set-structure-modifiers
|
|
[entries]
|
|
(when-not ^boolean (empty? entries)
|
|
(let [size (mem/get-alloc-size entries 44)
|
|
offset (mem/alloc->offset-32 size)
|
|
heapu32 (mem/get-heap-u32)
|
|
heapf32 (mem/get-heap-f32)]
|
|
|
|
|
|
(reduce (fn [offset {:keys [type parent id index value]}]
|
|
(-> offset
|
|
(mem.h32/write-u32 heapu32 (sr/translate-structure-modifier-type type))
|
|
(mem.h32/write-u32 heapu32 (d/nilv index 0))
|
|
(mem.h32/write-uuid heapu32 parent)
|
|
(mem.h32/write-uuid heapu32 id)
|
|
(mem.h32/write-f32 heapf32 value)))
|
|
offset
|
|
entries)
|
|
|
|
(h/call wasm/internal-module "_set_structure_modifiers"))))
|
|
|
|
(defn propagate-modifiers
|
|
[entries pixel-precision]
|
|
(when-not ^boolean (empty? entries)
|
|
(let [heapf32 (mem/get-heap-f32)
|
|
heapu32 (mem/get-heap-u32)
|
|
size (mem/get-alloc-size entries MODIFIER-U8-SIZE)
|
|
offset (mem/alloc->offset-32 size)]
|
|
|
|
(reduce (fn [offset [id transform]]
|
|
(-> offset
|
|
(mem.h32/write-uuid heapu32 id)
|
|
(mem.h32/write-matrix heapf32 transform)))
|
|
offset
|
|
entries)
|
|
|
|
(let [offset (-> (h/call wasm/internal-module "_propagate_modifiers" pixel-precision)
|
|
(mem/->offset-32))
|
|
length (aget heapu32 offset)
|
|
max-offset (+ offset 1 (* length MODIFIER-U32-SIZE))
|
|
result (loop [result (transient [])
|
|
offset (inc offset)]
|
|
(if (< offset max-offset)
|
|
(let [entry (dr/read-modifier-entry heapu32 heapf32 offset)]
|
|
(recur (conj! result entry)
|
|
(+ offset MODIFIER-U32-SIZE)))
|
|
(persistent! result)))]
|
|
|
|
(mem/free)
|
|
result))))
|
|
|
|
(defn get-selection-rect
|
|
[entries]
|
|
|
|
(when-not ^boolean (empty? entries)
|
|
(let [size (mem/get-alloc-size entries UUID-U8-SIZE)
|
|
offset (mem/alloc->offset-32 size)
|
|
heapu32 (mem/get-heap-u32)
|
|
heapf32 (mem/get-heap-f32)]
|
|
|
|
(reduce (fn [offset id]
|
|
(mem.h32/write-uuid offset heapu32 id))
|
|
offset
|
|
entries)
|
|
|
|
(let [offset (-> (h/call wasm/internal-module "_get_selection_rect")
|
|
(mem/->offset-32))
|
|
result (dr/read-selection-rect heapf32 offset)]
|
|
(mem/free)
|
|
result))))
|
|
|
|
(defn set-canvas-background
|
|
[background]
|
|
(let [rgba (sr-clr/hex->u32argb background 1)]
|
|
(h/call wasm/internal-module "_set_canvas_background" rgba)
|
|
(request-render "set-canvas-background")))
|
|
|
|
(defn clean-modifiers
|
|
[]
|
|
(h/call wasm/internal-module "_clean_modifiers"))
|
|
|
|
(defn set-modifiers
|
|
[modifiers]
|
|
|
|
;; We need to ensure efficient operations
|
|
(assert (vector? modifiers) "expected a vector for `set-modifiers`")
|
|
|
|
(let [length (count modifiers)]
|
|
(when (pos? length)
|
|
(let [offset (mem/alloc->offset-32 (* MODIFIER-U8-SIZE length))
|
|
heapu32 (mem/get-heap-u32)
|
|
heapf32 (mem/get-heap-f32)]
|
|
|
|
(reduce (fn [offset [id transform]]
|
|
(-> offset
|
|
(mem.h32/write-uuid heapu32 id)
|
|
(mem.h32/write-matrix heapf32 transform)))
|
|
offset
|
|
modifiers)
|
|
|
|
(h/call wasm/internal-module "_set_modifiers")
|
|
|
|
(request-render "set-modifiers")))))
|
|
|
|
(defn initialize
|
|
[base-objects zoom vbox background]
|
|
(let [rgba (sr-clr/hex->u32argb background 1)
|
|
shapes (into [] (vals base-objects))
|
|
total-shapes (count shapes)]
|
|
(h/call wasm/internal-module "_set_canvas_background" rgba)
|
|
(h/call wasm/internal-module "_set_view" zoom (- (:x vbox)) (- (:y vbox)))
|
|
(h/call wasm/internal-module "_init_shapes_pool" total-shapes)
|
|
(set-objects base-objects)))
|
|
|
|
(def ^:private context-options
|
|
#js {:antialias false
|
|
:depth true
|
|
:stencil true
|
|
:alpha true
|
|
"preserveDrawingBuffer" true})
|
|
|
|
(defn resize-viewbox
|
|
[width height]
|
|
(h/call wasm/internal-module "_resize_viewbox" width height))
|
|
|
|
(defn- debug-flags
|
|
[]
|
|
(cond-> 0
|
|
(dbg/enabled? :wasm-viewbox)
|
|
(bit-or 2r00000000000000000000000000000001)))
|
|
|
|
(defn set-canvas-size
|
|
[canvas]
|
|
(set! (.-width canvas) (* dpr (.-clientWidth ^js canvas)))
|
|
(set! (.-height canvas) (* dpr (.-clientHeight ^js canvas))))
|
|
|
|
(defn init-canvas-context
|
|
[canvas]
|
|
(let [gl (unchecked-get wasm/internal-module "GL")
|
|
flags (debug-flags)
|
|
context-id (if (dbg/enabled? :wasm-gl-context-init-error) "fail" "webgl2")
|
|
context (.getContext ^js canvas context-id context-options)
|
|
context-init? (not (nil? context))]
|
|
(when-not (nil? context)
|
|
(let [handle (.registerContext ^js gl context #js {"majorVersion" 2})]
|
|
(.makeContextCurrent ^js gl handle)
|
|
|
|
;; Force the WEBGL_debug_renderer_info extension as emscripten does not enable it
|
|
(.getExtension context "WEBGL_debug_renderer_info")
|
|
|
|
;; Initialize Wasm Render Engine
|
|
(h/call wasm/internal-module "_init" (/ (.-width ^js canvas) dpr) (/ (.-height ^js canvas) dpr))
|
|
(h/call wasm/internal-module "_set_render_options" flags dpr)))
|
|
(set-canvas-size canvas)
|
|
context-init?))
|
|
|
|
(defn clear-canvas
|
|
[]
|
|
;; TODO: perform corresponding cleaning
|
|
(h/call wasm/internal-module "_clean_up"))
|
|
|
|
(defn show-grid
|
|
[id]
|
|
(let [buffer (uuid/get-u32 id)]
|
|
(h/call wasm/internal-module "_show_grid"
|
|
(aget buffer 0)
|
|
(aget buffer 1)
|
|
(aget buffer 2)
|
|
(aget buffer 3)))
|
|
(request-render "show-grid"))
|
|
|
|
(defn clear-grid
|
|
[]
|
|
(h/call wasm/internal-module "_hide_grid")
|
|
(request-render "clear-grid"))
|
|
|
|
(defn get-grid-coords
|
|
[position]
|
|
(let [offset (h/call wasm/internal-module
|
|
"_get_grid_coords"
|
|
(get position :x)
|
|
(get position :y))
|
|
heapi32 (mem/get-heap-i32)
|
|
row (aget heapi32 (mem/->offset-32 (+ offset 0)))
|
|
column (aget heapi32 (mem/->offset-32 (+ offset 4)))]
|
|
(mem/free)
|
|
[row column]))
|
|
|
|
(defn shape-to-path
|
|
[id]
|
|
(use-shape id)
|
|
(let [offset (-> (h/call wasm/internal-module "_current_to_path")
|
|
(mem/->offset-32))
|
|
heap (mem/get-heap-u32)
|
|
length (aget heap offset)
|
|
data (mem/slice heap
|
|
(+ offset 1)
|
|
(* length path.impl/SEGMENT-U32-SIZE))
|
|
content (path/from-bytes data)]
|
|
(mem/free)
|
|
content))
|
|
|
|
(defn- calculate-bool*
|
|
[bool-type]
|
|
(-> (h/call wasm/internal-module "_calculate_bool" (sr/translate-bool-type bool-type))
|
|
(mem/->offset-32)))
|
|
|
|
(defn calculate-bool
|
|
[bool-type ids]
|
|
(let [size (mem/get-alloc-size ids UUID-U8-SIZE)
|
|
heap (mem/get-heap-u32)
|
|
offset (mem/alloc->offset-32 size)]
|
|
|
|
(reduce (fn [offset id]
|
|
(mem.h32/write-uuid offset heap id))
|
|
offset
|
|
(rseq ids))
|
|
|
|
(let [offset (calculate-bool* bool-type)
|
|
length (aget heap offset)
|
|
data (mem/slice heap
|
|
(+ offset 1)
|
|
(* length path.impl/SEGMENT-U32-SIZE))
|
|
content (path/from-bytes data)]
|
|
(mem/free)
|
|
content)))
|
|
|
|
(defonce module
|
|
(delay
|
|
(if (exists? js/dynamicImport)
|
|
(let [uri (cf/resolve-static-asset "js/render_wasm.js")]
|
|
(->> (js/dynamicImport (str uri))
|
|
(p/mcat (fn [module]
|
|
(let [default (unchecked-get module "default")
|
|
serializers #js{:blur-type (unchecked-get module "RawBlurType")
|
|
:blend-mode (unchecked-get module "RawBlendMode")
|
|
:bool-type (unchecked-get module "RawBoolType")
|
|
:font-style (unchecked-get module "RawFontStyle")
|
|
:flex-direction (unchecked-get module "RawFlexDirection")
|
|
:grid-direction (unchecked-get module "RawGridDirection")
|
|
:grow-type (unchecked-get module "RawGrowType")
|
|
:align-items (unchecked-get module "RawAlignItems")
|
|
:align-self (unchecked-get module "RawAlignSelf")
|
|
:align-content (unchecked-get module "RawAlignContent")
|
|
:justify-items (unchecked-get module "RawJustifyItems")
|
|
:justify-content (unchecked-get module "RawJustifyContent")
|
|
:justify-self (unchecked-get module "RawJustifySelf")
|
|
:wrap-type (unchecked-get module "RawWrapType")
|
|
:grid-track-type (unchecked-get module "RawGridTrackType")
|
|
:shadow-style (unchecked-get module "RawShadowStyle")
|
|
:stroke-style (unchecked-get module "RawStrokeStyle")
|
|
:stroke-cap (unchecked-get module "RawStrokeCap")
|
|
:shape-type (unchecked-get module "RawShapeType")
|
|
:constraint-h (unchecked-get module "RawConstraintH")
|
|
:constraint-v (unchecked-get module "RawConstraintV")
|
|
:sizing (unchecked-get module "RawSizing")
|
|
:vertical-align (unchecked-get module "RawVerticalAlign")
|
|
:fill-data (unchecked-get module "RawFillData")
|
|
:text-align (unchecked-get module "RawTextAlign")
|
|
:text-direction (unchecked-get module "RawTextDirection")
|
|
:text-decoration (unchecked-get module "RawTextDecoration")
|
|
:text-transform (unchecked-get module "RawTextTransform")
|
|
:segment-data (unchecked-get module "RawSegmentData")
|
|
:stroke-linecap (unchecked-get module "RawStrokeLineCap")
|
|
:stroke-linejoin (unchecked-get module "RawStrokeLineJoin")
|
|
:fill-rule (unchecked-get module "RawFillRule")}]
|
|
(set! wasm/serializers serializers)
|
|
(default))))
|
|
(p/fmap (fn [default]
|
|
(set! wasm/internal-module default)
|
|
true))
|
|
(p/merr (fn [cause]
|
|
(js/console.error cause)
|
|
(p/resolved false)))))
|
|
(p/resolved false))))
|