GOMarker

GOMarker

Types and Values

Object Hierarchy

    GObject
    ╰── GOMarker

Description

Functions

go_marker_assign ()

void
go_marker_assign (GOMarker *dst,
                  GOMarker const *src);

go_marker_create_cairo_surface ()

cairo_surface_t *
go_marker_create_cairo_surface (GOMarker const *marker,
                                cairo_t *cr,
                                double scale,
                                double *width,
                                double *height);

Creates a new cairo surface similar to the current target of cr , and render marker on it. center will contain the coordinate of the center of the surface.

Parameters

marker

a GOMarker

 

cr

a cairo context

 

scale

current context scale

 

width

a placeholder for the surface width

 

height

a placeholder for the surface height

 

Returns

a newly created cairo_surface_t. This surface should be destroyed using cairo_surface_destroy after use.


go_marker_dup ()

GOMarker *
go_marker_dup (GOMarker const *src);

Duplicates src .

Parameters

src

the GOMarker to duplicate

 

Returns

the duplicated marker.

[transfer full]


go_marker_get_fill_color ()

GOColor
go_marker_get_fill_color (GOMarker const *m);

go_marker_get_outline_color ()

GOColor
go_marker_get_outline_color (GOMarker const *m);

go_marker_get_outline_width ()

double
go_marker_get_outline_width (GOMarker const *m);

go_marker_get_shape ()

GOMarkerShape
go_marker_get_shape (GOMarker const *m);

go_marker_get_size ()

int
go_marker_get_size (GOMarker const *m);

go_marker_is_closed_shape ()

gboolean
go_marker_is_closed_shape (GOMarker const *m);

go_marker_new ()

GOMarker *
go_marker_new (void);

go_marker_render ()

void
go_marker_render (GOMarker const *marker,
                  cairo_t *cr,
                  double x,
                  double y,
                  double scale);

Renders marker onto the cairo target, using x and y for the position.

Parameters

marker

a GOMarker

 

cr

a cairo context

 

x

x position

 

y

y position

 

scale

current scale

 

go_marker_set_fill_color ()

void
go_marker_set_fill_color (GOMarker *m,
                          GOColor color);

go_marker_set_outline_color ()

void
go_marker_set_outline_color (GOMarker *m,
                             GOColor color);

go_marker_set_shape ()

void
go_marker_set_shape (GOMarker *m,
                     GOMarkerShape shape);

go_marker_set_size ()

void
go_marker_set_size (GOMarker *m,
                    int size);

go_marker_shape_as_str ()

char const      *
go_marker_shape_as_str (GOMarkerShape shape);

go_marker_shape_from_str ()

GOMarkerShape
go_marker_shape_from_str (char const *name);

Types and Values

GOMarker

typedef struct _GOMarker GOMarker;

enum GOMarkerShape

Members

GO_MARKER_NONE

no mark.

 

GO_MARKER_SQUARE

square.

 

GO_MARKER_DIAMOND

diamond.

 

GO_MARKER_TRIANGLE_DOWN

triangle down.

 

GO_MARKER_TRIANGLE_UP

triangle up.

 

GO_MARKER_TRIANGLE_RIGHT

triangle right.

 

GO_MARKER_TRIANGLE_LEFT

triangle left.

 

GO_MARKER_CIRCLE

circle.

 

GO_MARKER_X

X.

 

GO_MARKER_CROSS

cross.

 

GO_MARKER_ASTERISK

asterisk.

 

GO_MARKER_BAR

horizontal bar.

 

GO_MARKER_HALF_BAR

right half bar.

 

GO_MARKER_BUTTERFLY

butterfly.

 

GO_MARKER_HOURGLASS

hourglass.

 

GO_MARKER_LEFT_HALF_BAR

left half bar.

 

GO_MARKER_MAX

maximum value, should not occur.