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Goffice Reference Manual | ![]() |
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GOData* go_data_dup (GOData const *src); gboolean go_data_eq (GOData const *a, GOData const *b); GOFormat* go_data_preferred_fmt (GOData const *dat); GODateConventionsconst * go_data_date_conv (GOData const *dat); char* go_data_serialize (GOData const *dat, gpointer user); gboolean go_data_unserialize (GOData *dat, char const *str, gpointer user); void go_data_emit_changed (GOData *dat); double* go_data_get_values (GOData *data); void go_data_get_bounds (GOData *data, double *minimum, double *maximum); gboolean go_data_is_increasing (GOData *data); gboolean go_data_is_decreasing (GOData *data); gboolean go_data_is_varying_uniformly (GOData *data); unsigned int go_data_get_n_dimensions (GOData *data); unsigned int go_data_get_n_values (GOData *data); unsigned int go_data_get_vector_size (GOData *data); void go_data_get_matrix_size (GOData *data, unsigned int *n_rows, unsigned int *n_columns); double go_data_get_scalar_value (GOData *data); double go_data_get_vector_value (GOData *data, unsigned int column); double go_data_get_matrix_value (GOData *data, unsigned int row, unsigned int column); char* go_data_get_scalar_string (GOData *data); char* go_data_get_vector_string (GOData *data, unsigned int column); char* go_data_get_matrix_string (GOData *data, unsigned int row, unsigned int column); #define GO_TYPE_DATA_SCALAR #define GO_DATA_SCALAR (o) #define GO_IS_DATA_SCALAR (o) GType go_data_scalar_get_type (void); double go_data_scalar_get_value (GODataScalar *val); charconst * go_data_scalar_get_str (GODataScalar *val); #define GO_TYPE_DATA_VECTOR #define GO_DATA_VECTOR (o) #define GO_IS_DATA_VECTOR (o) GType go_data_vector_get_type (void); int go_data_vector_get_len (GODataVector *vec); double* go_data_vector_get_values (GODataVector *vec); double go_data_vector_get_value (GODataVector *vec, unsigned i); char* go_data_vector_get_str (GODataVector *vec, unsigned i); void go_data_vector_get_minmax (GODataVector *vec, double *min, double *max); gboolean go_data_vector_increasing (GODataVector *vec); gboolean go_data_vector_decreasing (GODataVector *vec); gboolean go_data_vector_vary_uniformly (GODataVector *vec); #define GO_TYPE_DATA_MATRIX #define GO_DATA_MATRIX (o) #define GO_IS_DATA_MATRIX (o) GType go_data_matrix_get_type (void); GODataMatrixSize go_data_matrix_get_size (GODataMatrix *mat); double* go_data_matrix_get_values (GODataMatrix *mat); double go_data_matrix_get_value (GODataMatrix *mat, unsigned i, unsigned j); char* go_data_matrix_get_str (GODataMatrix *mat, unsigned i, unsigned j); void go_data_matrix_get_minmax (GODataMatrix *mat, double *min, double *max);
gboolean go_data_eq (GOData const *a, GOData const *b);
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GOData |
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GOData |
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TRUE if a and b are the same
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GOFormat* go_data_preferred_fmt (GOData const *dat);
Caller is responsible for unrefing the result.
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GOData |
Returns : |
the fmt preferred by the the data |
GODateConventionsconst * go_data_date_conv (GOData const *dat);
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GOData |
Returns : |
the date conventions used by the data, or NULL if not determined. |
char* go_data_serialize (GOData const *dat, gpointer user);
NOTE : This is the _source_ not the content. (I.e., this refers to the expression, not its current value.)
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GOData |
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a gpointer describing the context. |
Returns : |
a string representation of the data source that the caller is responsible for freeing |
gboolean go_data_unserialize (GOData *dat, char const *str, gpointer user);
De-serializes the source information returned from go_data_serialize.
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GOData |
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string to parse |
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a gpointer describing the context. |
Returns : |
FALSE on error.
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void go_data_emit_changed (GOData *dat);
protected utility to emit a 'changed' signal
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GOData |
void go_data_get_bounds (GOData *data, double *minimum, double *maximum);
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gboolean go_data_is_varying_uniformly (GOData *data);
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void go_data_get_matrix_size (GOData *data, unsigned int *n_rows, unsigned int *n_columns);
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double go_data_get_vector_value (GOData *data, unsigned int column);
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double go_data_get_matrix_value (GOData *data, unsigned int row, unsigned int column);
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char* go_data_get_vector_string (GOData *data, unsigned int column);
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char* go_data_get_matrix_string (GOData *data, unsigned int row, unsigned int column);
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#define GO_DATA_SCALAR(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GO_TYPE_DATA_SCALAR, GODataScalar))
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#define GO_IS_DATA_SCALAR(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GO_TYPE_DATA_SCALAR))
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#define GO_DATA_VECTOR(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GO_TYPE_DATA_VECTOR, GODataVector))
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#define GO_IS_DATA_VECTOR(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GO_TYPE_DATA_VECTOR))
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double go_data_vector_get_value (GODataVector *vec, unsigned i);
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char* go_data_vector_get_str (GODataVector *vec, unsigned i);
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void go_data_vector_get_minmax (GODataVector *vec, double *min, double *max);
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gboolean go_data_vector_increasing (GODataVector *vec);
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gboolean go_data_vector_decreasing (GODataVector *vec);
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gboolean go_data_vector_vary_uniformly (GODataVector *vec);
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#define GO_DATA_MATRIX(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GO_TYPE_DATA_MATRIX, GODataMatrix))
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#define GO_IS_DATA_MATRIX(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GO_TYPE_DATA_MATRIX))
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GODataMatrixSize go_data_matrix_get_size (GODataMatrix *mat);
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double go_data_matrix_get_value (GODataMatrix *mat, unsigned i, unsigned j);
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char* go_data_matrix_get_str (GODataMatrix *mat, unsigned i, unsigned j);
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