Goffice Reference Manual | ||||
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Top | Description | Object Hierarchy |
Synopsis
GOMarker; #define GO_TYPE_MARKER #define GO_MARKER (o) #define GO_IS_MARKER (o) enum GOMarkerShape; GOMarker * go_marker_new (void
); GOMarker * go_marker_dup (GOMarker const *src
); void go_marker_assign (GOMarker *dst
,GOMarker const *src
); GType go_marker_get_type (void
); GOMarkerShape go_marker_shape_from_str (char const *name
); char const * go_marker_shape_as_str (GOMarkerShape shape
); GOMarkerShape go_marker_get_shape (GOMarker const *m
); void go_marker_set_shape (GOMarker *m
,GOMarkerShape shape
); GOColor go_marker_get_outline_color (GOMarker const *m
); void go_marker_set_outline_color (GOMarker *m
,GOColor color
); GOColor go_marker_get_fill_color (GOMarker const *m
); void go_marker_set_fill_color (GOMarker *m
,GOColor color
); int go_marker_get_size (GOMarker const *m
); void go_marker_set_size (GOMarker *m
,int size
); double go_marker_get_outline_width (GOMarker const *m
); cairo_surface_t * go_marker_create_cairo_surface (GOMarker const *marker
,cairo_t *cr
,double scale
,double *width
,double *height
); void go_marker_render (GOMarker const *marker
,cairo_t *cr
,double x
,double y
,double scale
); GtkWidget * go_marker_selector_new (GOMarkerShape initial_shape
,GOMarkerShape default_shape
); void go_marker_selector_set_colors (GOSelector *selector
,GOColor outline
,GOColor fill
); void go_marker_selector_set_shape (GOSelector *selector
,GOMarkerShape shape
);
Details
enum GOMarkerShape
typedef enum { GO_MARKER_NONE, GO_MARKER_SQUARE, GO_MARKER_DIAMOND, GO_MARKER_TRIANGLE_DOWN, GO_MARKER_TRIANGLE_UP, GO_MARKER_TRIANGLE_RIGHT, GO_MARKER_TRIANGLE_LEFT, GO_MARKER_CIRCLE, GO_MARKER_X, GO_MARKER_CROSS, GO_MARKER_ASTERISK, GO_MARKER_BAR, GO_MARKER_HALF_BAR, GO_MARKER_BUTTERFLY, GO_MARKER_HOURGLASS, GO_MARKER_LEFT_HALF_BAR, GO_MARKER_MAX } GOMarkerShape;
go_marker_shape_from_str ()
GOMarkerShape go_marker_shape_from_str (char const *name
);
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Returns : |
go_marker_shape_as_str ()
char const * go_marker_shape_as_str (GOMarkerShape shape
);
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Returns : |
go_marker_get_outline_color ()
GOColor go_marker_get_outline_color (GOMarker const *m
);
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Returns : |
go_marker_set_outline_color ()
void go_marker_set_outline_color (GOMarker *m
,GOColor color
);
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go_marker_get_outline_width ()
double go_marker_get_outline_width (GOMarker const *m
);
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Returns : |
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.
|
a GOMarker |
|
a cairo context |
|
current context scale |
|
a placeholder for the surface width |
|
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_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.
|
a GOMarker |
|
a cairo context |
|
x position |
|
y position |
|
current scale |
go_marker_selector_new ()
GtkWidget * go_marker_selector_new (GOMarkerShape initial_shape
,GOMarkerShape default_shape
);
Creates a new marker selector.
|
marker shape intially selected |
|
automatic marker shape |
Returns : |
a new GtkWidget. |
go_marker_selector_set_colors ()
void go_marker_selector_set_colors (GOSelector *selector
,GOColor outline
,GOColor fill
);
Updates swatch colors of selector
.
|
a GOSelector |
|
outline color |
|
fill color |
go_marker_selector_set_shape ()
void go_marker_selector_set_shape (GOSelector *selector
,GOMarkerShape shape
);
Updates marker shape of selector
.
|
a GOSelector |
|
new marker shape |