CADmium

<script lang="ts">
  // The main display includes the feature history, parts manager, and 3D viewport
  // It is all contained in this file, which is imported by the main page
  // It had to be done this way to manage the resizing of the feature history and viewport
  import FeatureHistory from "./FeatureHistory.svelte"
  import {Canvas} from "@threlte/core"
  import Scene from "./Scene.svelte"
  import {sketchTool, selectingFor} from "shared/stores"
  import type {SetCameraFocus} from "shared/types"

  const minWidth = 150
  const maxWidth = 600
  let width = 250 // px
  let initialWidth = width
  let initialPosition = {x: 0, y: 0}
  let resizing = false
  let innerWidth = 0
  let innerHeight = 0
  $: viewportWidth = innerWidth - width - 10
  $: height = innerHeight > 135 ? innerHeight - 45 * 3 : 300

  export let setCameraFocus: SetCameraFocus

  function onMouseDown(event: MouseEvent) {
    initialPosition = {x: event.pageX, y: event.pageY}
    initialWidth = width
    resizing = true
  }

  function onMouseUp(_event: MouseEvent) {
    resizing = false
  }

  function onMouseMove(event: MouseEvent) {
    if (!resizing) return

    const delta = event.pageX - initialPosition.x
    width = initialWidth + delta

    if (width < minWidth) width = minWidth
    if (width > maxWidth) width = maxWidth

    event.preventDefault()
  }
</script>

<div style="width:{width}px; height:{height}px">
  <FeatureHistory {setCameraFocus} />
</div>
<!-- svelte-ignore a11y-no-static-element-interactions -->
<div class="w-[12px] cursor-col-resize border-r-gray-300 border-r-2" on:mousedown={onMouseDown} />

<!-- svelte-ignore a11y-click-events-have-key-events -->
<!-- svelte-ignore a11y-no-static-element-interactions -->
<div
  class="bg-white {$sketchTool === 'line' || $sketchTool === 'circle' || $sketchTool === 'rectangle' ? 'cursor-crosshair' : ''}"
  style="width:{viewportWidth}px; height:{height}px"
  on:mousedown={e => {
    if ($selectingFor.length > 0) {
      // If the user is selecting shapes, then click events on the 3D screen
      // should not steal focus away from form inputs
      e.preventDefault()
    }
  }}
>
  <Canvas>
    <Scene bind:setCameraFocus />
  </Canvas>
</div>

<svelte:window on:mousemove={onMouseMove} on:mouseup={onMouseUp} bind:innerWidth bind:innerHeight />