2024-01-19 15:54:45 +01:00

100 lines
3.4 KiB
Clojure

;; This Source Code Form is subject to the terms of the Mozilla Public
;; License, v. 2.0. If a copy of the MPL was not distributed with this
;; file, You can obtain one at http://mozilla.org/MPL/2.0/.
;;
;; Copyright (c) KALEIDOS INC
(ns app.main.ui.workspace.shapes.debug
(:require
[app.common.data :as d]
[app.common.data.macros :as dm]
[app.common.files.helpers :as cfh]
[app.common.geom.shapes :as gsh]
[app.common.geom.shapes.text :as gst]
[app.common.math :as mth]
[app.main.refs :as refs]
[app.util.color :as uc]
[app.util.debug :as dbg]
[app.util.dom :as dom]
[cuerdas.core :as str]
[rumext.v2 :as mf]))
(mf/defc debug-bounding-boxes
[{:keys [shape]}]
(let [points (->> (:points shape)
(map #(dm/fmt "%,%" (dm/get-prop % :x) (dm/get-prop % :y)))
(str/join " "))
color (mf/use-memo #(uc/random-color))
sr (:selrect shape)]
[:g.debug-bounding-boxes
[:rect {:transform (gsh/transform-str shape)
:x (:x sr)
:y (:y sr)
:width (:width sr)
:height (:height sr)
:fill color
:opacity 0.2}]
(for [p (:points shape)]
[:circle {:cx (dm/get-prop p :x)
:cy (dm/get-prop p :y)
:r 2
:fill color}])
[:polygon {:points points
:stroke-width 1
:stroke color}]]))
(mf/defc debug-text-bounds
{::mf/wrap-props false}
[props]
(let [shape (unchecked-get props "shape")
zoom (mf/deref refs/selected-zoom)
bounding-box (gst/shape->rect shape)
ctx (js* "document.createElement(\"canvas\").getContext(\"2d\")")]
[:g {:transform (gsh/transform-str shape)}
[:rect {:x (:x bounding-box)
:y (:y bounding-box)
:width (:width bounding-box)
:height (:height bounding-box)
:style {:fill "none"
:stroke "orange"
:stroke-width (/ 1 zoom)}}]
(for [[index data] (d/enumerate (:position-data shape))]
(let [{:keys [x y width height]} data
res (dom/measure-text ctx (:font-size data) (:font-family data) (:text data))]
[:g {:key (dm/str index)}
;; Text fragment bounding box
[:rect {:x x
:y (- y height)
:width width
:height height
:style {:fill "none"
:stroke "red"
:stroke-width (/ 1 zoom)}}]
;; Text baseline
[:line {:x1 (mth/round x)
:y1 (mth/round (- (:y data) (:height data)))
:x2 (mth/round (+ x width))
:y2 (mth/round (- (:y data) (:height data)))
:style {:stroke "blue"
:stroke-width (/ 1 zoom)}}]
[:line {:x1 (:x data)
:y1 (- (:y data) (:descent res))
:x2 (+ (:x data) (:width data))
:y2 (- (:y data) (:descent res))
:style {:stroke "green"
:stroke-width (/ 2 zoom)}}]]))]))
(mf/defc shape-debug
[{:keys [shape]}]
[:*
(when ^boolean (dbg/enabled? :bounding-boxes)
[:& debug-bounding-boxes {:shape shape}])
(when (and ^boolean (cfh/text-shape? shape)
^boolean (dbg/enabled? :text-outline)
^boolean (seq (:position-data shape)))
[:& debug-text-bounds {:shape shape}])])