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Goffice Reference Manual | ![]() |
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GogStyle; enum GogStyleFlag; enum GogFillStyle; enum GogImageType; GogStyleLine; GogStyleMark; GogStyle* gog_style_new (void); GogStyle* gog_style_dup (GogStyle const *style); void gog_style_assign (GogStyle *dst, GogStyle const *src); void gog_style_apply_theme (GogStyle *dst, GogStyle const *src); void gog_style_set_marker (GogStyle *style, GOMarker *marker); void gog_style_set_font_desc (GogStyle *style, PangoFontDescription *desc); void gog_style_set_font (GogStyle *style, GOFont const *font); void gog_style_set_fill_brightness (GogStyle *style, float brightness); void gog_style_set_fill_image_filename (GogStyle *style, char *filename); void gog_style_set_text_angle (GogStyle *style, double angle); gboolean gog_style_is_different_size (GogStyle const *a, GogStyle const *b); gboolean gog_style_is_marker_visible (GogStyle const *style); gboolean gog_style_is_line_visible (GogStyle const *style); gboolean gog_style_is_outline_visible (GogStyle const *style); gboolean gog_style_is_fill_visible (GogStyle const *style); void gog_style_force_auto (GogStyle *style); gpointer gog_style_get_editor (GogStyle *style, GogStyle *default_style, GOCmdContext *cc, GObject *object_with_style); void gog_style_populate_editor (GogStyle *style, GogEditor *editor, GogStyle *default_style, GOCmdContext *cc, GObject *object_with_style, gboolean watch_for_external_change); cairo_pattern_t* gog_style_create_cairo_pattern (GogStyle const *style, cairo_t *cr); GOMarkerconst * gog_style_get_marker (GogStyle *style);
typedef enum { GOG_STYLE_OUTLINE = 1 << 0, GOG_STYLE_FILL = 1 << 1, GOG_STYLE_LINE = 1 << 2, GOG_STYLE_MARKER = 1 << 3, GOG_STYLE_FONT = 1 << 4, GOG_STYLE_TEXT_LAYOUT = 1 << 5, GOG_STYLE_INTERPOLATION = 1 << 6, GOG_STYLE_MARKER_NO_COLOR = 1 << 7, GOG_STYLE_ALL = 0x1F } GogStyleFlag;
typedef enum { GOG_FILL_STYLE_NONE = 0, GOG_FILL_STYLE_PATTERN = 1, GOG_FILL_STYLE_GRADIENT = 2, GOG_FILL_STYLE_IMAGE = 3 } GogFillStyle;
typedef enum { GOG_IMAGE_STRETCHED, GOG_IMAGE_WALLPAPER, GOG_IMAGE_CENTERED } GogImageType;
typedef struct { /* <0 == no outline, * =0 == hairline : unscaled, minimum useful (can be bigger than visible) size. * >0 in pts */ float width; GOLineDashType dash_type; gboolean auto_dash; GOColor color; gboolean auto_color; unsigned pattern_unimplemented_yet; /* TODO: implement. Not used and must not be used before implementation */ } GogStyleLine;
typedef struct { GOMarker *mark; gboolean auto_shape; gboolean auto_outline_color; gboolean auto_fill_color; } GogStyleMark;
void gog_style_apply_theme (GogStyle *dst, GogStyle const *src);
Merge the attributes from src
onto the elements of dst
that were not user
assigned (is_auto)
void gog_style_set_marker (GogStyle *style, GOMarker *marker);
Absorb a reference to marker
and assign it to style
.
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GogStyle |
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GOMarker |
void gog_style_set_font_desc (GogStyle *style, PangoFontDescription *desc);
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void gog_style_set_fill_brightness (GogStyle *style, float brightness);
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void gog_style_set_fill_image_filename (GogStyle *style, char *filename);
absorb the string and eventually free it.
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GogStyle |
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void gog_style_set_text_angle (GogStyle *style, double angle);
Set text rotation angle in degrees. Valid values are in the range [-180.0° , 180.0°].
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GogStyle |
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text rotation in degrees |
gboolean gog_style_is_different_size (GogStyle const *a, GogStyle const *b);
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gboolean gog_style_is_marker_visible (GogStyle const *style);
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gboolean gog_style_is_line_visible (GogStyle const *style);
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gboolean gog_style_is_outline_visible (GogStyle const *style);
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gboolean gog_style_is_fill_visible (GogStyle const *style);
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gpointer gog_style_get_editor (GogStyle *style, GogStyle *default_style, GOCmdContext *cc, GObject *object_with_style);
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void gog_style_populate_editor (GogStyle *style, GogEditor *editor, GogStyle *default_style, GOCmdContext *cc, GObject *object_with_style, gboolean watch_for_external_change);
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cairo_pattern_t* gog_style_create_cairo_pattern (GogStyle const *style, cairo_t *cr);
Create a cairo_patern_t using the current style settings for filling. A pattern will be created only if the style has the corresponding field and if it is not set to a none constant.
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GogStyle |
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a cairo context |
Returns : |
the pattern or NULL if it could not be created. |