pinq_line_facs_plus(3g) — Subroutines

Name

pinq_line_facs_plus − Returns extended polyline information.

Operating States: PHOP, ∗, ∗, ∗
PHIGS PLUS function

Syntax

void pinq_line_facs_plus (
Pint               wstype,      /∗ (I) Workstation type. ∗/
Pstore             store,       /∗ (O) Handle to store the object.
                                         store manages the memory
                                         referenced by ∗facs. ∗/
Pint              ∗error_ind,   /∗ (O) Error indicator. ∗/
Pline_facs_plus ∗∗facs         /∗ (O) Extended line type
                                         facilities. ∗/
)

Data Structures

typedef void ∗Pstore;
typedef struct {
    Pint        num_types;      /∗ number of available line types ∗/
    Pint_list   types;          /∗ list of line types ∗/
    Pint        num_widths;     /∗ number of available line widths ∗/
    Pfloat      nom_width;      /∗ nominal line width ∗/
    Pfloat      min_width;      /∗ minimum line width ∗/
    Pfloat      max_width;      /∗ maximum line width ∗/
    Pint_list   shad_methods;   /∗ list of available shading methods ∗/
    Pint        num_inds;       /∗ number of predefined bundle indexes ∗/
} Pline_facs_plus;
    typedef struct {
        Pint     num_ints;   /∗ number of Pints in the list ∗/
        Pint    ∗ints;       /∗ list of integers ∗/
    } Pint_list;

Constants

Data Structure Constants     Constant                   Description
---------------------------------------------------------------------------
Line types                   PLINE_SOLID                Solid line
                             PLINE_DASH                 Dashed line
                             PLINE_DOT                  Dotted line
                             PLINE_DOTDASH              Dashed-dotted line
                             PLINE_DASH_2_DOT           Dash-2-dots line
                             PLINE_DASH_3_DOT           Dash-3-dots line
                             PLINE_LONG_DASH            Long dashed line
                             PLINE_LONG_SHORT_DAS       Long-short dashed
                                                        line
                             PLINE_SPACED_DASH          Spaced dashed line
                             PLINE_SPACED_DOT           Spaced dotted line
                             PLINE_DOUBLE_DOT           Double-dotted line
                             PLINE_TRIPLE_DOT           Triple-dotted line
                             PLINE_CENTER               Long line, dash,
                                                        long line
                             PLINE_PHANTOM              Long line, two
                                                        dashes, long line

Line shading methods         PLINE_SHAD_METHOD_NONE     No interpolation,
                                                        constant shading
                             PLINE_SHAD_METHOD_COLR     Linear interpola-
                                                        tion of color
---------------------------------------------------------------------------

Description

pinq_line_facs_plus returns information on the extended polyline facilities, including values for the following:

•Number of line types returned

•List of line types

•Total length of the list of line types

•Number of available line widths

•Nominal line width (in device coordinates)

•Minimum and maximum line widths

•Number of shading methods returned

•List of shading methods

•Total length of the list of shading methods

•Number of predefined polyline indexes