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GOStyle

GOStyle

Types and Values

Object Hierarchy

    GObject
    ╰── GOStyle
        ╰── GogStyle

Implemented Interfaces

GOStyle implements GOPersist.

Description

Functions

go_style_apply_theme ()

void
go_style_apply_theme (GOStyle *dst,
                      GOStyle const *src,
                      GOStyleFlag fields);

Merge the attributes from src onto the elements of dst that were not user assigned (is_auto)

Parameters

dst

GOStyle

 

src

GOStyle

 

fields

the fields to which the copy should be limited

 

go_style_assign ()

void
go_style_assign (GOStyle *dst,
                 GOStyle const *src);


go_style_dup ()

GOStyle *
go_style_dup (GOStyle const *style);

Duplicates style .

Parameters

style

a source GOStyle

 

Returns

a new GOStyle.

[transfer full]


go_style_fill ()

void
go_style_fill (GOStyle const *style,
               cairo_t *cr,
               gboolean preserve);


go_style_force_auto ()

void
go_style_force_auto (GOStyle *style);

Sets all auto fields in style to TRUE.

Parameters

style

a GOStyle

 

go_style_clear_auto ()

void
go_style_clear_auto (GOStyle *style);

Sets all auto fields in style to FALSE.

Parameters

style

a GOStyle

 

go_style_get_editor ()

gpointer
go_style_get_editor (GOStyle *style,
                     GOStyle *default_style,
                     GOCmdContext *cc,
                     GObject *object_with_style);

Builds the widget used to edit the style.

Parameters

style

GOStyle

 

default_style

the style used as default

 

cc

GOCmdContext

 

object_with_style

the object owning the style

 

Returns

the style editor.

[transfer full]


go_style_get_marker ()

GOMarker const *
go_style_get_marker (GOStyle const *style);

Accessor for style ::marker, without referencing it.

Parameters

style

GOStyle

 

Returns

the style GOMarker.

[transfer none]


go_style_is_auto ()

gboolean
go_style_is_auto (GOStyle *style);

Returns


go_style_is_different_size ()

gboolean
go_style_is_different_size (GOStyle const *a,
                            GOStyle const *b);

Returns


go_style_is_fill_visible ()

gboolean
go_style_is_fill_visible (GOStyle const *style);

Returns


go_style_is_line_visible ()

gboolean
go_style_is_line_visible (GOStyle const *style);

Returns


go_style_is_marker_visible ()

gboolean
go_style_is_marker_visible (GOStyle const *style);

Returns


go_style_is_outline_visible ()

gboolean
go_style_is_outline_visible (GOStyle const *style);

Returns


go_style_new ()

GOStyle *
go_style_new (void);

Returns


go_style_populate_editor ()

void
go_style_populate_editor (GOStyle *style,
                          GOEditor *editor,
                          GOStyle *default_style,
                          GOCmdContext *cc,
                          GObject *object_with_style,
                          gboolean watch_for_external_change);


go_style_set_cairo_line ()

gboolean
go_style_set_cairo_line (GOStyle const *style,
                         cairo_t *cr);

Returns


go_style_set_fill_brightness ()

void
go_style_set_fill_brightness (GOStyle *style,
                              double brightness);


go_style_set_font ()

void
go_style_set_font (GOStyle *style,
                   GOFont const *font);

Set text font used by the style.

Parameters

style

GOStyle

 

font

new font.

[transfer full]

go_style_set_font_desc ()

void
go_style_set_font_desc (GOStyle *style,
                        PangoFontDescription *desc);

Set text font used by the style.

Parameters

style

GOStyle

 

desc

new font description to use.

[transfer full]

go_style_set_marker ()

void
go_style_set_marker (GOStyle *style,
                     GOMarker *marker);

Absorb a reference to marker and assign it to style .

Parameters

style

GOStyle

 

marker

GOMarker.

[transfer full]

go_style_set_text_angle ()

void
go_style_set_text_angle (GOStyle *style,
                         double angle);

Set text rotation angle in degrees. Valid values are in the range [-180.0° , 180.0°].

Parameters

style

GOStyle

 

angle

text rotation in degrees

 

Types and Values

enum GOImageType

Members

GO_IMAGE_STRETCHED

stretch the image so that it fills the whole area.

 

GO_IMAGE_WALLPAPER

repeat the image starting from top left.

 

GO_IMAGE_CENTERED

use only one image at its natural size, centered in the area.

 

GO_IMAGE_CENTERED_WALLPAPER

repeat the image starting from one at center.

 

GOStyle

typedef struct _GOStyle GOStyle;


enum GOStyleFill

Members

GO_STYLE_FILL_NONE

no filling.

 

GO_STYLE_FILL_PATTERN

fill with pattern.

 

GO_STYLE_FILL_GRADIENT

fill with a gradient.

 

GO_STYLE_FILL_IMAGE

fill with an image.

 

enum GOStyleFlag

Gives the meaningful fields in GOStyle . Anyw combination can be used, except that GO_STYLE_OUTLINE and GO_STYLE_OUTLINE should never coexist.

Members

GO_STYLE_OUTLINE

outline.

 

GO_STYLE_FILL

fill.

 

GO_STYLE_LINE

line.

 

GO_STYLE_MARKER

marker.

 

GO_STYLE_FONT

font.

 

GO_STYLE_TEXT_LAYOUT

text orientaiton.

 

GO_STYLE_INTERPOLATION

curve interpolation.

 

GO_STYLE_MARKER_NO_COLOR

marker with no color.

 

GO_STYLE_ALL

all elements

 

GOStyleLine

typedef struct {
	/* <0 == no outline,
	 * =0 == hairline : unscaled, minimum useful (can be bigger than visible) size.
	 * >0 in pts */
	double	 	 width;
	GOLineDashType 	 dash_type;
	gboolean	 auto_dash;
	GOColor	 	 color; /* color is used as background for compatibility
						(pattern == 0 means filled with background color) */
	GOColor	 	 fore;
	gboolean 	 auto_color;
	gboolean 	 auto_fore;
	gboolean 	 auto_width;
	GOPatternType	 pattern;
	cairo_line_cap_t cap;
	cairo_line_join_t join;
	double		 miter_limit;
} GOStyleLine;

Members

double width;

line width: <0 == no line, =0 == hairline : unscaled, minimum useful (can be bigger than visible) size.

0 in pts.

 

GOLineDashType dash_type;

GOLineDashType.

 

gboolean auto_dash;

automatic dash type.

 

GOColor color;

color is used as background for compatibility (pattern == 0 means filled with background color).

 

GOColor fore;

second color used for patterned lines.

 

gboolean auto_color;

color is automatic.

 

gboolean auto_fore;

fore is automatic.

 

gboolean auto_width;

   

GOPatternType pattern;

pattern.

 

cairo_line_cap_t cap;

cap style.

 

cairo_line_join_t join;

join style.

 

double miter_limit;

mitter limit.

 

GOStyleMark

typedef struct {
	GOMarker *mark;
	gboolean auto_shape;
	gboolean auto_outline_color;
	gboolean auto_fill_color;
} GOStyleMark;

Members

GOMarker *mark;

the used GOMarker.

 

gboolean auto_shape;

automatic marc .

 

gboolean auto_outline_color;

automatic outline color.

 

gboolean auto_fill_color;

automatic fill color.

 
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