### ----------------------------------------------------
### -- PDF::ISO_32000_2
### -- Licenses: Artistic-2.0
### -- Authors: David Warring
### -- File: resources/ISO_32000_2/Table_330-Additional_entries_in_a_ThreeD_measurement-markup_dictionary_for_a_3D_radial_dimension_measurement.json
### ----------------------------------------------------
{
  "table": {
    "caption": "Table 330 — Additional entries in a 3D measurement/markup dictionary for a 3D radial dimension measurement",
    "head": [
      "Key",
      "Type",
      "Value"
    ],
    "rows": [
      [
        "AP",
        "array",
        "(Required; PDF 2.0) A three-element array of numbers specifying the 3D annotation plane on which the measurement markup lies."
      ],
      [
        "A1",
        "array",
        "(Required; PDF 2.0) A three-element array of numbers specifying the model space position of the first anchor point, called the circle centre point, in world space.\nNOTE 1 It is assumed that this is a position on the 3D model associated with this view."
      ],
      [
        "A2",
        "array",
        "(Required; PDF 2.0) A three-element array of numbers specifying the model space position of the second anchor point, which is a point on the arc, in world space.\nNOTE 2 It is assumed that this is a position on the 3D model associated with this view."
      ],
      [
        "N2",
        "text string",
        "(Optional; PDF 2.0) The name of the part (or model tree node) associated with anchor point 2 (A2). The part name is used to verify that the part exists and is visible. If not, the measurement is not displayed. If omitted, no validation occurs."
      ],
      [
        "A3",
        "array",
        "(Required for arcs only; PDF 2.0) A three-element array of numbers that defines the start of the arc being measured. This entry is required if the geometry being measured is an arc. See \"Figure 113 — Defining a radial dimension for an arc\" for a visual representation of A3."
      ],
      [
        "A4",
        "array",
        "(Required for arcs only; PDF 2.0) A three-element array of numbers that defines the end of the arc being measured. This entry is required if the geometry being measured is an arc. See \"Figure 113 — Defining a radial dimension for an arc\" for a visual representation of A4."
      ],
      [
        "TP",
        "array",
        "(Required; PDF 2.0) A three-element array of numbers specifying the text anchor point for the measurement value string."
      ],
      [
        "TX",
        "array",
        "(Required; PDF 2.0) A three-element array of numbers specifying the horizontal direction vector for the text string presenting the measurement value string."
      ],
      [
        "TY",
        "array",
        "(Required; PDF 2.0) A three-element array of numbers specifying the up direction vector for the text string presenting the measurement value string."
      ],
      [
        "EL",
        "number",
        "(Optional; PDF 2.0) The length of the extension line in points. The default is 60 points."
      ],
      [
        "TS",
        "number",
        "(Optional; PDF 2.0) A number representing the measurement text string height defined in points in the default user space. The measurement text is zoom invariant.\nThe default is 12 points."
      ],
      [
        "C",
        "array",
        "(Optional; PDF 2.0) An array of three numbers in the range 0.0 to 1.0, representing the DeviceRGB colour of the measurement markup.\nThe default value is the array [1 1 1], representing the colour white."
      ],
      [
        "V",
        "number",
        "(Required; PDF 2.0) A numeric value representing a measurement value. This value is converted to a text string and displayed as part of the measurement text string."
      ],
      [
        "U",
        "text string",
        "(Required; PDF 2.0) A string representing the units for the measurement."
      ],
      [
        "P",
        "integer",
        "(Optional; PDF 2.0) The number of decimal digits, which represents the precision, shown for the measurement value (V).\nThe default is 3, if P is not specified."
      ],
      [
        "UT",
        "text string",
        "(Optional; PDF 2.0) A string defined by the user that is appended to the end of measurement value string. If omitted, no string is appended."
      ],
      [
        "SC",
        "boolean",
        "(Optional; PDF 2.0) A flag that indicates whether the underlying circle, or arc, is shown or not. If true, the underlying circle associated with a radial dimension is displayed. The circle or arc is redrawn in the markup colour (C).\nThe default is false, not to show the circle."
      ],
      [
        "R",
        "boolean",
        "(Optional; PDF 2.0) A flag that indicates whether the measurement value is for a radius or a diameter. If true, the measurement value associated with a radial measurement represents a radius, as opposed to a diameter value.\nThe default is true, the measurement value represents a radius."
      ],
      [
        "S",
        "dictionary",
        "(Optional; PDF 2.0) A comment reference is an indirect reference to a projection annotation that may be associated with this 3D measurement. See 13.6.7.4, \"3D measurements and projection annotations\"."
      ]
    ]
  }
}


