| GNOME Print Reference Manual |
|---|
struct GnomePrintUnit; enum GnomePrintUnitBase; #define GNOME_PRINT_PS_UNIT #define GNOME_PRINT_UNITS_ALL const GnomePrintUnit* gnome_print_unit_get_identity (guint base); const GnomePrintUnit* gnome_print_unit_get_default (void); const GnomePrintUnit* gnome_print_unit_get_by_name (const guchar *name); const GnomePrintUnit* gnome_print_unit_get_by_abbreviation (const guchar *abbreviation); GList* gnome_print_unit_get_list (guint bases); void gnome_print_unit_free_list (GList *units); gboolean gnome_print_convert_distance (gdouble *distance, const GnomePrintUnit *from, const GnomePrintUnit *to); gboolean gnome_print_convert_distance_full (gdouble *distance, const GnomePrintUnit *from, const GnomePrintUnit *to, gdouble ctmscale, gdouble devicescale);
struct GnomePrintUnit {
guint version : 8; /* Has to be 0 at moment */
guint base : 8; /* Base */
gdouble unittobase;
/* I am not absolutely sure, but seems that gettext can do the magic */
guchar *name;
guchar *abbr;
guchar *plural;
guchar *abbr_plural;
};typedef enum {
GNOME_PRINT_UNIT_DIMENSIONLESS = (1 << 0), /* For percentages and like */
GNOME_PRINT_UNIT_ABSOLUTE = (1 << 1), /* Real world distances - i.e. mm, cm... */
GNOME_PRINT_UNIT_DEVICE = (1 << 2), /* Semi-real device-dependent distances i.e. pixels */
GNOME_PRINT_UNIT_USERSPACE = (1 << 3) /* Mathematical coordinates */
} GnomePrintUnitBase;#define GNOME_PRINT_PS_UNIT (gnome_print_unit_get_identity (GNOME_PRINT_UNIT_ABSOLUTE))
#define GNOME_PRINT_UNITS_ALL (GNOME_PRINT_UNIT_DIMENSIONLESS | GNOME_PRINT_UNIT_ABSOLUTE | GNOME_PRINT_UNIT_DEVICE | GNOME_PRINT_UNIT_USERSPACE)
const GnomePrintUnit* gnome_print_unit_get_identity (guint base);
| base : |
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| Returns : |
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const GnomePrintUnit* gnome_print_unit_get_by_name (const guchar *name);
| name : | |
| Returns : |
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const GnomePrintUnit* gnome_print_unit_get_by_abbreviation (const guchar *abbreviation);
get a unit based on its abbreviation like "cm" "pts" or "in".
| abbreviation : | an ascii string poiting to the abbreviation |
| Returns : | a constant pointer to a GnomePrintUnit, NULL on error |
gboolean gnome_print_convert_distance (gdouble *distance,
const GnomePrintUnit *from,
const GnomePrintUnit *to);| distance : | |
| from : | |
| to : | |
| Returns : |
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gboolean gnome_print_convert_distance_full
(gdouble *distance,
const GnomePrintUnit *from,
const GnomePrintUnit *to,
gdouble ctmscale,
gdouble devicescale);| distance : | |
| from : | |
| to : | |
| ctmscale : | |
| devicescale : | |
| Returns : |
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