2023-03-09 10:57:49 +01:00

88 lines
3.1 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.text
(:require
[app.common.data :as d]
[app.common.data.macros :as dm]
[app.common.geom.shapes :as gsh]
[app.common.geom.shapes.text :as gsht]
[app.common.math :as mth]
[app.main.data.workspace.texts :as dwt]
[app.main.refs :as refs]
[app.main.ui.shapes.shape :refer [shape-container]]
[app.main.ui.shapes.text :as text]
[app.util.dom :as dom]
[debug :refer [debug?]]
[rumext.v2 :as mf]))
(mf/defc debug-text-bounds
{::mf/wrap-props false}
[props]
(let [shape (unchecked-get props "shape")
zoom (mf/deref refs/selected-zoom)
bounding-box (gsht/position-data-selrect 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)}}]]))]))
;; --- Text Wrapper for workspace
(mf/defc text-wrapper
{::mf/wrap-props false}
[props]
(let [shape (unchecked-get props "shape")
text-modifier-ref
(mf/use-memo (mf/deps (:id shape)) #(refs/workspace-text-modifier-by-id (:id shape)))
text-modifier
(mf/deref text-modifier-ref)
shape (cond-> shape
(some? text-modifier)
(dwt/apply-text-modifier text-modifier))]
[:> shape-container {:shape shape}
[:g.text-shape {:key (dm/str "text-" (:id shape))}
[:& text/text-shape {:shape shape}]]
(when (and (debug? :text-outline) (d/not-empty? (:position-data shape)))
[:& debug-text-bounds {:shape shape}])]))