MIL-STD-2301 Computer Graphics Metafile Cgm Implementation Standard For The National Imagery Transmission Format StandardThis standard establishes the requirements necessary to implement Computer Graphics Metafiles CGM used for the representation of symbol graphics in the National Imagery Transmission Format Standard NITFS.

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MIL-STD-2301A

TABLE XCII.  Edge Width output.

MSB                                                                                                                                                               LSB

15        14      13       12       11       10        9         8         7         6          5         4         3          2       1         0

5                                                           28                                                                 2                                 = 0x5382

EDGE_WIDTH

5.1.2.4.9  Edge Type element output.  The CGM implementation for NITFS shall provide the capability to generate and output the Edge Type element using the following format.  The Edge_Type parameter can be solid

(1), dashed (2), dotted (3), dash-dot (4), and dash-dot-dot (5).

TABLE XCIII.  Edge Type output.

MSB                                                                                                                                                               LSB

15        14      13       12       11       10        9         8         7         6          5         4         3          2       1         0

5                                                           27                                                                 2                                 = 0x5362

EDGE_TYPE

5.1.2.4.10  Edge Color element output.  The CGM implementation for NITFS shall provide the capability to generate and output the Edge Color element using the following format.  Edge color is supported for use in

filled-area primitives.  RGB values are each specified using a single byte, and the last byte of the command shall be a null byte.

TABLE XCIV.  Edge Color output.

MSB                                                                                                                                                               LSB

15        14      13       12       11       10        9         8         7         6          5         4         3          2       1         0

5                                                           29                                                                 3                                 = 0x53A3

RED                                                                               GREEN BLUE                                                                                    0

5.1.2.4.11  Line Width element output.  The CGM implementation for NITFS shall provide the capability to generate and output the Line Width element using the following format.  Variable line widths are supported for use by line primitives.

TABLE XCV.  Line Width output.

MSB                                                                                                                                                               LSB

15        14      13       12       11       10        9         8         7         6          5         4         3          2       1         0

5                                                            3                                                                  2                                 = 0x5062

LINE_WIDTH

5.1.2.4.12  Line Type element output.  The CGM implementation for NITFS shall provide the capability to generate and output the Line Type element using the following format.  The Line_Type parameter can be solid (1), dashed (2), dotted (3), dash-dot (4), and dash-dot-dot (5).

TABLE XCVI.  Line Type output.

MSB                                                                                                                                                               LSB

15        14      13       12       11       10        9         8         7         6          5         4         3          2       1         0

5                                                            2                                                                  2                                 = 0x5042

LINE_TYPE

5.1.2.4.13  Line Color element output.  The CGM implementation for NITFS shall provide the capability to generate and output the Line Color element using the following format.  Line colors are supported for use by the line primitive.  RGB values are each specified using a single byte, and the last byte of the command shall be a null byte.

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