libgutenprint API Reference: include/gutenprint/vars.h File Reference

libgutenprint API Reference 5.2.11

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vars.h File Reference

Print job functions. More...

`#include <gutenprint/array.h>`
`#include <gutenprint/curve.h>`
`#include <gutenprint/string-list.h>`

## Data Structures
struct | stp_raw_t
| Raw parameter. More...
struct | stp_double_bound_t
| double_bound (range) parameter. More...
struct | stp_int_bound_t
| int_bound (range) parameter. More...
struct | stp_parameter_t
| Parameter description. More...

## Macros
#define | STP_RAW(x) { sizeof((x)), (x) }
#define | STP_RAW_STRING(x) { sizeof((x)) - 1, (x) }
#define | STP_CHANNEL_NONE ((unsigned char) -1)

## Typedefs
typedef struct stp_vars | stp_vars_t
| The vars opaque data type. More...
typedef void * | stp_parameter_list_t
| The parameter_list opaque data type. More...
typedef const void * | stp_const_parameter_list_t
| The constant parameter_list opaque data type. More...
typedef void(* | stp_outfunc_t) (void *data, const char *buffer, size_t bytes)
| Output function supplied by the calling application. More...
typedef void *(* | stp_copy_data_func_t) (void *)
typedef void(* | stp_free_data_func_t) (void *)
typedef struct stp_compdata | compdata_t

## Enumerations
enum | stp_parameter_type_t { STP_PARAMETER_TYPE_STRING_LIST, STP_PARAMETER_TYPE_INT, STP_PARAMETER_TYPE_BOOLEAN, STP_PARAMETER_TYPE_DOUBLE, STP_PARAMETER_TYPE_CURVE, STP_PARAMETER_TYPE_FILE, STP_PARAMETER_TYPE_RAW, STP_PARAMETER_TYPE_ARRAY, STP_PARAMETER_TYPE_DIMENSION, STP_PARAMETER_TYPE_INVALID }
| Parameter types. More...
enum | stp_parameter_class_t { STP_PARAMETER_CLASS_FEATURE, STP_PARAMETER_CLASS_OUTPUT, STP_PARAMETER_CLASS_CORE, STP_PARAMETER_CLASS_INVALID }
| Parameter class. More...
enum | stp_parameter_level_t { STP_PARAMETER_LEVEL_BASIC, STP_PARAMETER_LEVEL_ADVANCED, STP_PARAMETER_LEVEL_ADVANCED1, STP_PARAMETER_LEVEL_ADVANCED2, STP_PARAMETER_LEVEL_ADVANCED3, STP_PARAMETER_LEVEL_ADVANCED4, STP_PARAMETER_LEVEL_INTERNAL, STP_PARAMETER_LEVEL_EXTERNAL, STP_PARAMETER_LEVEL_INVALID }
| Parameter level. More...
enum | stp_parameter_activity_t { STP_PARAMETER_INACTIVE, STP_PARAMETER_DEFAULTED, STP_PARAMETER_ACTIVE }
| Parameter activity. More...
enum | stp_parameter_verify_t { PARAMETER_BAD, PARAMETER_OK, PARAMETER_INACTIVE }

## Functions
stp_vars_t * | stp_vars_create (void)
| Create a new vars object. More...
void | stp_vars_copy (stp_vars_t *dest, const stp_vars_t *source)
| Copy a vars object. More...
stp_vars_t * | stp_vars_create_copy (const stp_vars_t *source)
| Copy and allocate a vars object. More...
void | stp_vars_destroy (stp_vars_t *v)
| Destroy a vars object. More...
void | stp_set_driver (stp_vars_t *v, const char *val)
| Set the name of the printer driver. More...
void | stp_set_driver_n (stp_vars_t *v, const char *val, int bytes)
| Set the name of the printer driver. More...
const char * | stp_get_driver (const stp_vars_t *v)
| Get the name of the printer driver. More...
void | stp_set_color_conversion (stp_vars_t *v, const char *val)
| Set the name of the color conversion routine, if not the default. More...
void | stp_set_color_conversion_n (stp_vars_t *v, const char *val, int bytes)
| Set the name of the color conversion routine, if not the default. More...
const char * | stp_get_color_conversion (const stp_vars_t *v)
| Get the name of the color conversion routine. More...
void | stp_set_left (stp_vars_t *v, int val)
| Set the left edge of the image. More...
int | stp_get_left (const stp_vars_t *v)
| Get the left edge of the image. More...
void | stp_set_top (stp_vars_t *v, int val)
| Set the top edge of the image. More...
int | stp_get_top (const stp_vars_t *v)
| Get the top edge of the image. More...
void | stp_set_width (stp_vars_t *v, int val)
| Set the width of the image. More...
int | stp_get_width (const stp_vars_t *v)
| Get the width edge of the image. More...
void | stp_set_height (stp_vars_t *v, int val)
| Set the height of the image. More...
int | stp_get_height (const stp_vars_t *v)
| Get the height of the image. More...
void | stp_set_page_width (stp_vars_t *v, int val)
| Set the page width. More...
int | stp_get_page_width (const stp_vars_t *v)
| Get the page width. More...
void | stp_set_page_height (stp_vars_t *v, int val)
| Set the page height. More...
int | stp_get_page_height (const stp_vars_t *v)
| Get the page height. More...
void | stp_set_outfunc (stp_vars_t *v, stp_outfunc_t val)
| Set the function used to print output information. More...
stp_outfunc_t | stp_get_outfunc (const stp_vars_t *v)
| Get the function used to print output information. More...
void | stp_set_errfunc (stp_vars_t *v, stp_outfunc_t val)
| Set the function used to print error and diagnostic information. More...
stp_outfunc_t | stp_get_errfunc (const stp_vars_t *v)
| Get the function used to print output information. More...
void | stp_set_outdata (stp_vars_t *v, void *val)
| Set the output data. More...
void * | stp_get_outdata (const stp_vars_t *v)
| Get the output data. More...
void | stp_set_errdata (stp_vars_t *v, void *val)
| Set the error data. More...
void * | stp_get_errdata (const stp_vars_t *v)
| Get the error data. More...
void | stp_merge_printvars (stp_vars_t *user, const stp_vars_t *print)
| Merge defaults for a printer with user-chosen settings. More...
void | stp_copy_vars_from (stp_vars_t *to, const stp_vars_t *from)
| Copy settings from one vars object to another, not modifying anything unset in the source. More...
stp_parameter_list_t | stp_get_parameter_list (const stp_vars_t *v)
| List the available parameters for the currently chosen settings. More...
size_t | stp_parameter_list_count (stp_const_parameter_list_t list)
| List the number of available parameters for the currently chosen settings. More...
const stp_parameter_t * | stp_parameter_find (stp_const_parameter_list_t list, const char *name)
| Find a parameter by its name. More...
const stp_parameter_t * | stp_parameter_list_param (stp_const_parameter_list_t list, size_t item)
| Find a parameter by its index number. More...
void | stp_parameter_list_destroy (stp_parameter_list_t list)
| Destroy a parameter_list. More...
stp_parameter_list_t | stp_parameter_list_create (void)
| Create a parameter_list. More...
void | stp_parameter_list_add_param (stp_parameter_list_t list, const stp_parameter_t *item)
| Add a parameter to a parameter_list. More...
stp_parameter_list_t | stp_parameter_list_copy (stp_const_parameter_list_t list)
| Copy and allocate a parameter_list. More...
void | stp_parameter_list_append (stp_parameter_list_t list, stp_const_parameter_list_t append)
| Append one parameter_list to another. More...
void | stp_describe_parameter (const stp_vars_t *v, const char *name, stp_parameter_t *description)
| Describe a parameter in detail. More...
void | stp_parameter_description_destroy (stp_parameter_t *description)
| Destroy a parameter description. More...
const stp_parameter_t * | stp_parameter_find_in_settings (const stp_vars_t *v, const char *name)
| Find a parameter by its name from a vars object. More...
void | stp_set_string_parameter (stp_vars_t *v, const char *parameter, const char *value)
| Set a string parameter. More...
void | stp_set_string_parameter_n (stp_vars_t *v, const char *parameter, const char *value, size_t bytes)
| Set a string parameter. More...
void | stp_set_file_parameter (stp_vars_t *v, const char *parameter, const char *value)
| Set a file parameter. More...
void | stp_set_file_parameter_n (stp_vars_t *v, const char *parameter, const char *value, size_t bytes)
| Set a file parameter. More...
void | stp_set_float_parameter (stp_vars_t *v, const char *parameter, double value)
| Set a float parameter. More...
void | stp_set_int_parameter (stp_vars_t *v, const char *parameter, int value)
| Set an integer parameter. More...
void | stp_set_dimension_parameter (stp_vars_t *v, const char *parameter, int value)
| Set a dimension parameter. More...
void | stp_set_boolean_parameter (stp_vars_t *v, const char *parameter, int value)
| Set a boolean parameter. More...
void | stp_set_curve_parameter (stp_vars_t *v, const char *parameter, const stp_curve_t *value)
| Set a curve parameter. More...
void | stp_set_array_parameter (stp_vars_t *v, const char *parameter, const stp_array_t *value)
| Set an array parameter. More...
void | stp_set_raw_parameter (stp_vars_t *v, const char *parameter, const void *value, size_t bytes)
| Set a raw parameter. More...
void | stp_scale_float_parameter (stp_vars_t *v, const char *parameter, double scale)
| Multiply the value of a float parameter by a scaling factor. More...
void | stp_set_default_string_parameter (stp_vars_t *v, const char *parameter, const char *value)
| Set a default string parameter. More...
void | stp_set_default_string_parameter_n (stp_vars_t *v, const char *parameter, const char *value, size_t bytes)
| Set a default string parameter. More...
void | stp_set_default_file_parameter (stp_vars_t *v, const char *parameter, const char *value)
| Set a default file parameter. More...
void | stp_set_default_file_parameter_n (stp_vars_t *v, const char *parameter, const char *value, size_t bytes)
| Set a default file parameter. More...
void | stp_set_default_float_parameter (stp_vars_t *v, const char *parameter, double value)
| Set a default float parameter. More...
void | stp_set_default_int_parameter (stp_vars_t *v, const char *parameter, int value)
| Set a default integer parameter. More...
void | stp_set_default_dimension_parameter (stp_vars_t *v, const char *parameter, int value)
| Set a default dimension parameter. More...
void | stp_set_default_boolean_parameter (stp_vars_t *v, const char *parameter, int value)
| Set a default boolean parameter. More...
void | stp_set_default_curve_parameter (stp_vars_t *v, const char *parameter, const stp_curve_t *value)
| Set a default curve parameter. More...
void | stp_set_default_array_parameter (stp_vars_t *v, const char *parameter, const stp_array_t *value)
| Set a default array parameter. More...
void | stp_set_default_raw_parameter (stp_vars_t *v, const char *parameter, const void *value, size_t bytes)
| Set a default raw parameter. More...
const char * | stp_get_string_parameter (const stp_vars_t *v, const char *parameter)
| Get a string parameter. More...
const char * | stp_get_file_parameter (const stp_vars_t *v, const char *parameter)
| Get a file parameter. More...
double | stp_get_float_parameter (const stp_vars_t *v, const char *parameter)
| Get a float parameter. More...
int | stp_get_int_parameter (const stp_vars_t *v, const char *parameter)
| Get an integer parameter. More...
int | stp_get_dimension_parameter (const stp_vars_t *v, const char *parameter)
| Get a dimension parameter. More...
int | stp_get_boolean_parameter (const stp_vars_t *v, const char *parameter)
| Get a boolean parameter. More...
const stp_curve_t * | stp_get_curve_parameter (const stp_vars_t *v, const char *parameter)
| Get a curve parameter. More...
const stp_array_t * | stp_get_array_parameter (const stp_vars_t *v, const char *parameter)
| Get an array parameter. More...
const stp_raw_t * | stp_get_raw_parameter (const stp_vars_t *v, const char *parameter)
| Get a raw parameter. More...
void | stp_clear_string_parameter (stp_vars_t *v, const char *parameter)
| Clear a string parameter. More...
void | stp_clear_file_parameter (stp_vars_t *v, const char *parameter)
| Clear a file parameter. More...
void | stp_clear_float_parameter (stp_vars_t *v, const char *parameter)
| Clear (remove) a float parameter. More...
void | stp_clear_int_parameter (stp_vars_t *v, const char *parameter)
| Clear (remove) an integer parameter. More...
void | stp_clear_dimension_parameter (stp_vars_t *v, const char *parameter)
| Clear (remove) a dimension parameter. More...
void | stp_clear_boolean_parameter (stp_vars_t *v, const char *parameter)
| Clear (remove) a boolean parameter. More...
void | stp_clear_curve_parameter (stp_vars_t *v, const char *parameter)
| Clear a curve parameter. More...
void | stp_clear_array_parameter (stp_vars_t *v, const char *parameter)
| Clear an array parameter. More...
void | stp_clear_raw_parameter (stp_vars_t *v, const char *parameter)
| Clear a raw parameter. More...
void | stp_clear_parameter (stp_vars_t *v, const char *parameter, stp_parameter_type_t type)
| Clear a parameter. More...
stp_string_list_t * | stp_list_string_parameters (const stp_vars_t *v)
| List all string parameters. More...
stp_string_list_t * | stp_list_file_parameters (const stp_vars_t *v)
| List all file parameters. More...
stp_string_list_t * | stp_list_float_parameters (const stp_vars_t *v)
| List all float parameters. More...
stp_string_list_t * | stp_list_int_parameters (const stp_vars_t *v)
| List all integer parameters. More...
stp_string_list_t * | stp_list_dimension_parameters (const stp_vars_t *v)
| List all dimension parameters. More...
stp_string_list_t * | stp_list_boolean_parameters (const stp_vars_t *v)
| List all boolean parameters. More...
stp_string_list_t * | stp_list_curve_parameters (const stp_vars_t *v)
| List all curve parameters. More...
stp_string_list_t * | stp_list_array_parameters (const stp_vars_t *v)
| List all array parameters. More...
stp_string_list_t * | stp_list_raw_parameters (const stp_vars_t *v)
| List all raw parameters. More...
stp_string_list_t * | stp_list_parameters (const stp_vars_t *v, stp_parameter_type_t type)
| List all parameters. More...
void | stp_set_string_parameter_active (stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Set the activity of a string parameter. More...
void | stp_set_file_parameter_active (stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Set the activity of a file parameter. More...
void | stp_set_float_parameter_active (stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Set the activity of a float parameter. More...
void | stp_set_int_parameter_active (stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Set the activity of an integer parameter. More...
void | stp_set_dimension_parameter_active (stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Set the activity of a dimension parameter. More...
void | stp_set_boolean_parameter_active (stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Set the activity of a boolean parameter. More...
void | stp_set_curve_parameter_active (stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Set the activity of a curveparameter. More...
void | stp_set_array_parameter_active (stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Set the activity of an array parameter. More...
void | stp_set_raw_parameter_active (stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Set the activity of a raw parameter. More...
void | stp_set_parameter_active (stp_vars_t *v, const char *parameter, stp_parameter_activity_t active, stp_parameter_type_t type)
| Set the activity of a parameter. More...
int | stp_check_string_parameter (const stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Check if a string parameter is set. More...
int | stp_check_file_parameter (const stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Check if a file parameter is set. More...
int | stp_check_float_parameter (const stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Check if a float parameter is set. More...
int | stp_check_int_parameter (const stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Check if an integer parameter is set. More...
int | stp_check_dimension_parameter (const stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Check if a dimension parameter is set. More...
int | stp_check_boolean_parameter (const stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Check if a boolean parameter is set. More...
int | stp_check_curve_parameter (const stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Check if a curve parameter is set. More...
int | stp_check_array_parameter (const stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Check if an array parameter is set. More...
int | stp_check_raw_parameter (const stp_vars_t *v, const char *parameter, stp_parameter_activity_t active)
| Check if a raw parameter is set. More...
int | stp_check_parameter (const stp_vars_t *v, const char *parameter, stp_parameter_activity_t active, stp_parameter_type_t type)
| Check if a parameter is set. More...
stp_parameter_activity_t | stp_get_string_parameter_active (const stp_vars_t *v, const char *parameter)
| Get the activity status of a string parameter. More...
stp_parameter_activity_t | stp_get_file_parameter_active (const stp_vars_t *v, const char *parameter)
| Get the activity status of a file parameter. More...
stp_parameter_activity_t | stp_get_float_parameter_active (const stp_vars_t *v, const char *parameter)
| Get the activity status of a float parameter. More...
stp_parameter_activity_t | stp_get_int_parameter_active (const stp_vars_t *v, const char *parameter)
| Get the activity status of an integer parameter. More...
stp_parameter_activity_t | stp_get_dimension_parameter_active (const stp_vars_t *v, const char *parameter)
| Get the activity status of a dimension parameter. More...
stp_parameter_activity_t | stp_get_boolean_parameter_active (const stp_vars_t *v, const char *parameter)
| Get the activity status of a boolean parameter. More...
stp_parameter_activity_t | stp_get_curve_parameter_active (const stp_vars_t *v, const char *parameter)
| Get the activity status of a curve parameter. More...
stp_parameter_activity_t | stp_get_array_parameter_active (const stp_vars_t *v, const char *parameter)
| Get the activity status of an array parameter. More...
stp_parameter_activity_t | stp_get_raw_parameter_active (const stp_vars_t *v, const char *parameter)
| Get the activity status of a raw parameter. More...
stp_parameter_activity_t | stp_get_parameter_active (const stp_vars_t *v, const char *parameter, stp_parameter_type_t type)
| Get the activity status of a parameter. More...
void | stp_get_media_size (const stp_vars_t *v, int *width, int *height)
| Get the media (paper) size. More...
void | stp_get_imageable_area (const stp_vars_t *v, int *left, int *right, int *bottom, int *top)
| Get the imagable area of the page. More...
void | stp_get_maximum_imageable_area (const stp_vars_t *v, int *left, int *right, int *bottom, int *top)
| Get the maximum imagable area of the page. More...
void | stp_get_size_limit (const stp_vars_t *v, int *max_width, int *max_height, int *min_width, int *min_height)
| Get the media size limits. More...
void | stp_describe_resolution (const stp_vars_t *v, int *x, int *y)
| Retrieve the printing resolution of the selected resolution. More...
int | stp_verify (stp_vars_t *v)
| Verify parameters. More...
const stp_vars_t * | stp_default_settings (void)
| Get default global settings. More...
char * | stp_parameter_get_category (const stp_vars_t *v, const stp_parameter_t *desc, const char *category)
| Get the value of a specified category for the specified parameter. More...
int | stp_parameter_has_category_value (const stp_vars_t *v, const stp_parameter_t *desc, const char *category, const char *value)
| Determine whether a parameter has a category with the specified value. More...
stp_string_list_t * | stp_parameter_get_categories (const stp_vars_t *v, const stp_parameter_t *desc)
| Get the list of categories and their values for the specified parameter. More...
void | stp_allocate_component_data (stp_vars_t *v, const char *name, stp_copy_data_func_t copyfunc, stp_free_data_func_t freefunc, void *data)
void | stp_destroy_component_data (stp_vars_t *v, const char *name)
void * | stp_get_component_data (const stp_vars_t *v, const char *name)
stp_parameter_verify_t | stp_verify_parameter (const stp_vars_t *v, const char *parameter, int quiet)
int | stp_get_verified (const stp_vars_t *v)
void | stp_set_verified (stp_vars_t *v, int value)
void | stp_copy_options (stp_vars_t *vd, const stp_vars_t *vs)
void | stp_fill_parameter_settings (stp_parameter_t *desc, const stp_parameter_t *param)

## Detailed Description

Print job functions.