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C5.2. Demo: Drawing with debugging of pl-vector grading

Draw a vector at point $A$ with $-30^o$ orientation.

(The expected tolerance is 1/2 square grid for position and 10 degrees for angle.)

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Collection 5

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Total points:	0/96
Score:	0%

Question C5.2

Value:	2
All variants: Open (current)
Total points:	— /6
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dev@example.com

Question

QID:

demo/drawing/gradeVector

Title:

Demo: Drawing with debugging of pl-vector grading

Variant

Started at:

2026-08-04 16:39:33 (CDT)

Duration:

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{
  "box": [
    {
      "id": 0,
      "top": 160,
      "left": 160,
      "type": "pl-coordinates",
      "angle": 0,
      "label": "A",
      "width": 100,
      "graded": false,
      "labelx": "x",
      "labely": "y",
      "stroke": "#000000",
      "offsetx": -16,
      "offsety": 10,
      "originY": "center",
      "selectable": false,
      "gradingName": "pl-coordinates",
      "strokeWidth": 2,
      "drawEndArrow": true,
      "drawStartArrow": false,
      "offsetx_label_x": 0,
      "offsetx_label_y": -20,
      "offsety_label_x": 0,
      "offsety_label_y": -10,
      "arrowheadWidthRatio": 1,
      "arrowheadOffsetRatio": 1
    },
    {
      "id": 1,
      "x1": 160,
      "y1": 160,
      "top": 160,
      "left": 160,
      "type": "pl-vector",
      "angle": 30,
      "label": "",
      "width": 60,
      "graded": true,
      "stroke": "#c72c1c",
      "evented": false,
      "offsetx": 2,
      "offsety": 2,
      "originY": "center",
      "selectable": false,
      "gradingName": "pl-vector",
      "strokeWidth": 3,
      "trueHandles": [
        "mtr"
      ],
      "drawEndArrow": true,
      "drawErrorBox": true,
      "widthErrorBox": 80,
      "drawStartArrow": false,
      "heightErrorBox": 20,
      "offset_forward": 0,
      "XcenterErrorBox": 134.01923788646684,
      "YcenterErrorBox": 145,
      "disregard_sense": false,
      "offset_backward": 60,
      "optional_grading": false,
      "objectDrawErrorBox": null,
      "arrowheadWidthRatio": 1,
      "arrowheadOffsetRatio": 1
    }
  ]
}

Assessment instance

Assessment:

gallery/drawingElements