Merge branch 'joost' into plugins-scale

plugins/plugin-annotations/src/pleat.mjs

@@ -1,68 +1,118 @@
+import { getIds } from './utils.mjs'
+
+/*
+ * Defaults for the pleat macro
+ */
+const macroDefaults = {
+  classes: {
+    arrow: 'note',
+    from: 'note',
+    to: 'note dashed',
+  },
+  id: 'pleat',
+  margin: 35,
+  reverse: false,
+}
+
 // Export defs
 export const pleatDefs = [
   {
-    name: 'pleatTo',
+    name: 'pleat',
     def: (scale) => `
-<marker orient="auto" refY="0" refX="0" id="pleatTo" style="overflow:visible;" markerWidth="12" markerHeight="8">
-  <path class="note fill-note" d="M 0,0 L -12,-4 C -10,-2 -12,2  -12,4 z" transform="scale(${scale})"/>
+<marker id="pleatTo" markerWidth="10" markerHeight="6" orient="auto" refY="3" refX="10">
+	<path d="M 10,3 L 0,0 C 2,2 2,4 0,6 z" class="fill-note note" transform="scale(${scale})" />
 </marker>
 `,
   },
 ]
 
-// Export macros
-export const pleatMacros = {
-  pleat: function (so, { points, paths, Path, complete, scale }) {
-    if (so === false) {
-      delete points.pleatFrom
-      delete points.pleatFromIn
-      delete points.pleatTo
-      delete points.pleatToIn
-      delete paths.pleatTo
-      delete paths.pleatFrom
-      delete paths.pleatArrow
-      return true
-    }
-    so = {
-      margin: 35,
-      prefix: 'pleat',
-      reverse: false,
-      ...so,
-    }
-    if (complete) {
-      points[so.prefix + 'From'] = so.from.copy()
-      points[so.prefix + 'To'] = so.to.copy()
-      points[so.prefix + 'FromIn'] = points[so.prefix + 'From'].shift(
-        so.from.shiftTowards(so.to, 0.1).angle(so.from) + 270,
-        so.margin * scale
-      )
-      points[so.prefix + 'ToIn'] = points[so.prefix + 'To'].shift(
-        so.from.shiftTowards(so.to, 0.1).angle(so.to) + 90,
-        so.margin * scale
-      )
-      paths[so.prefix + 'PleatFrom'] = new Path()
-        .move(points[so.prefix + 'From'])
-        .line(points[so.prefix + 'FromIn'])
-        .attr('class', 'note' + (so.reverse ? ' dashed' : ''))
-      paths[so.prefix + 'PleatTo'] = new Path()
-        .move(points[so.prefix + 'To'])
-        .line(points[so.prefix + 'ToIn'])
-        .attr('class', 'note' + (so.reverse ? '' : ' dashed'))
-      paths[so.prefix + 'PleatArrow'] = new Path()
-        .move(
-          points[so.prefix + (so.reverse ? 'To' : 'From')].shiftFractionTowards(
-            points[so.prefix + (so.reverse ? 'ToIn' : 'FromIn')],
-            0.25
-          )
-        )
-        .line(
-          points[so.prefix + (so.reverse ? 'From' : 'To')].shiftFractionTowards(
-            points[so.prefix + (so.reverse ? 'FromIn' : 'ToIn')],
-            0.25
-          )
-        )
-        .attr('class', 'note')
-        .attr('marker-end', 'url(#pleatTo)')
-    }
-  },
+/*
+ * The rmpleat macro
+ */
+const rmpleat = function (id = macroDefaults.id, { paths, store, part }) {
+  for (const pid of Object.values(
+    store.get(['parts', part.name, 'macros', 'pleat', 'ids', id, 'paths'], {})
+  ))
+    delete paths[pid]
 }
+
+/*
+ * The pleat macro
+ */
+const pleat = function (config, { paths, Path, log, Point, complete, scale, store, part }) {
+  /*
+   * Don't add a pleat when complete is false, unless force is true
+   */
+  if (!complete && !config.force) return
+
+  /*
+   * Merge macro defaults with user-provided config to create the macro config (mc)
+   */
+  const mc = {
+    ...macroDefaults,
+    ...config,
+    classes: macroDefaults.classes,
+  }
+  if (config.classes) mc.classes = { ...mc.classes, ...config.classes }
+
+  /*
+   * Make sure mc.from and mc.to are Point instances
+   */
+  if (!mc.from || typeof mc.from.attr !== 'function') {
+    log.warn(`Pleat macro called without a valid from point. Using (0,0) for from.`)
+    mc.from = new Point(0, 0)
+  }
+  if (!mc.to || typeof mc.to.attr !== 'function') {
+    log.warn(`Pleat macro called without a valid to point. Using (666,666) for to.`)
+    mc.to = new Point(666, 666)
+  }
+
+  /*
+   * Get the list of IDs
+   * Initialize the verticle cadence
+   */
+  const ids = getIds(['from', 'to', 'arrow'], mc.id, 'pleat')
+
+  const toIn = mc.to.shift(mc.from.shiftTowards(mc.to, 0.1).angle(mc.to) + 90, mc.margin * scale)
+  const fromIn = mc.from.shift(
+    mc.from.shiftTowards(mc.to, 0.1).angle(mc.from) + 270,
+    mc.margin * scale
+  )
+  /*
+   * Pleat line from
+   */
+  paths[ids.from] = new Path()
+    .move(mc.from)
+    .line(fromIn)
+    .attr('class', mc.reverse ? mc.classes.to : mc.classes.from)
+
+  /*
+   * Pleat line to
+   */
+  paths[ids.to] = new Path()
+    .move(mc.to)
+    .line(toIn)
+    .attr('class', mc.reverse ? mc.classes.from : mc.classes.to)
+
+  /*
+   * Pleat line arrow
+   */
+  paths[ids.arrow] = mc.reverse
+    ? new Path()
+        .move(mc.to.shiftFractionTowards(toIn, 0.25))
+        .line(mc.from.shiftFractionTowards(toIn, 0.25))
+    : new Path()
+        .move(mc.from.shiftFractionTowards(fromIn, 0.25))
+        .line(mc.to.shiftFractionTowards(fromIn, 0.25))
+  paths[ids.arrow].attr('class', mc.classes.arrow).attr('marker-end', 'url(#pleatTo)')
+
+  /*
+   * Store all IDs in the store so we can remove this macro with rmpleat
+   */
+  store.set(['parts', part.name, 'macros', 'pleat', 'ids', mc.id, 'paths'], ids)
+
+  return store.getMacroIds(mc.id, 'pleat')
+}
+
+// Export macros
+export const pleatMacros = { pleat, rmpleat }