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Goffice Reference Manual | ![]() |
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#define GO_MARKER_TYPE #define GO_MARKER (o) #define IS_GO_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); charconst * 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);
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_MAX } GOMarkerShape;
GOMarkerShape go_marker_shape_from_str (char const *name);
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charconst * go_marker_shape_as_str (GOMarkerShape shape);
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GOColor go_marker_get_outline_color (GOMarker const *m);
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void go_marker_set_outline_color (GOMarker *m, GOColor color);
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double go_marker_get_outline_width (GOMarker const *m);
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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.
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a GOMarker |
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a cairo context |
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current context scale |
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a placeholder for the surface width |
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a placeholder for the surface height |
Returns : |
a newly created cairo_surface_t. This surface should be destroyed using cairo_surface_destroy after use. |
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.
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a GOMarker |
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a cairo context |
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x position |
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y position |
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current scale |
GtkWidget* go_marker_selector_new (GOMarkerShape initial_shape, GOMarkerShape default_shape);
Creates a new marker selector.
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marker shape intially selected |
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automatic marker shape |
Returns : |
a new GtkWidget. |