libwreport
2.9
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Common bulletin::Visitor base for visitors that do not modify the bulletin. More...
#include <internals.h>
Public Member Functions | |
ConstBaseVisitor (const Bulletin &bulletin) | |
Create visitor for the given bulletin. | |
const Var & | get_var () |
Get the next variable. | |
const Var & | get_var (unsigned var_pos) const |
Get the variable at the given position. | |
virtual void | do_start_subset (unsigned subset_no, const Subset ¤t_subset) |
Notify the start of a subset. | |
virtual const Var & | do_bitmap (Varcode code, Varcode rep_code, Varcode delayed_code, const Opcodes &ops) |
Request processing of a data present bitmap. More... | |
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Varinfo | get_varinfo (Varcode code) |
Return the Varinfo describing the variable code, possibly altered taking into account current C modifiers. | |
virtual void | do_start_repetition (unsigned idx) |
Notify the beginning of one instance of an R group. More... | |
virtual void | do_associated_field (unsigned bit_count, unsigned significance)=0 |
Request processing of bit_count bits of associated field with the given significance. | |
virtual void | do_attr (Varinfo info, unsigned var_pos, Varcode attr_code)=0 |
Request processing, according to info, of the attribute attr_code of the variable in position var_pos in the current subset. | |
virtual void | do_var (Varinfo info)=0 |
Request processing, according to info, of a data variable. | |
virtual const Var & | do_semantic_var (Varinfo info)=0 |
Request processing, according to info, of a data variabile that is significant for controlling the encoding process. More... | |
virtual void | do_char_data (Varcode code)=0 |
Request processing of C05yyy character data. | |
virtual void | b_variable (Varcode code) |
opcode::Visitor methods implementation | |
virtual void | c_modifier (Varcode code) |
opcode::Visitor methods implementation | |
virtual void | c_change_data_width (Varcode code, int change) |
opcode::Visitor methods implementation | |
virtual void | c_change_data_scale (Varcode code, int change) |
opcode::Visitor methods implementation | |
virtual void | c_associated_field (Varcode code, Varcode sig_code, unsigned nbits) |
opcode::Visitor methods implementation | |
virtual void | c_char_data (Varcode code) |
opcode::Visitor methods implementation | |
virtual void | c_char_data_override (Varcode code, unsigned new_length) |
opcode::Visitor methods implementation | |
virtual void | c_quality_information_bitmap (Varcode code) |
opcode::Visitor methods implementation | |
virtual void | c_substituted_value_bitmap (Varcode code) |
opcode::Visitor methods implementation | |
virtual void | c_substituted_value (Varcode code) |
opcode::Visitor methods implementation | |
virtual void | c_local_descriptor (Varcode code, Varcode desc_code, unsigned nbits) |
opcode::Visitor methods implementation | |
virtual void | r_replication (Varcode code, Varcode delayed_code, const Opcodes &ops) |
opcode::Visitor methods implementation | |
virtual void | c_increase_scale_ref_width (Varcode code, int change) |
opcode::Visitor methods implementation | |
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virtual void | d_group_begin (Varcode code) |
Notify the start of a D group. More... | |
virtual void | d_group_end (Varcode code) |
Notify the end of a D group. More... | |
Data Fields | |
const Bulletin & | bulletin |
Bulletin being visited. | |
unsigned | current_subset_no |
Index of the subset being visited. | |
unsigned | current_var |
Index of the next variable to be visited. | |
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const Vartable * | btable |
B table used to resolve variable information. | |
const Subset * | current_subset |
Current subset (used to refer to past variables) | |
Bitmap | bitmap |
Bitmap iteration. | |
int | c_scale_change |
Current value of scale change from C modifier. | |
int | c_width_change |
Current value of width change from C modifier. | |
int | c_string_len_override |
Current value of string length override from C08 modifiers (0 for no override) | |
int | c_scale_ref_width_increase |
Increase of scale, reference value and data width. | |
int | c04_bits |
Number of extra bits inserted by the current C04yyy modifier (0 for no C04yyy operator in use) | |
int | c04_meaning |
Meaning of C04yyy field according to code table B31021. | |
Varcode | want_bitmap |
Nonzero if a Data Present Bitmap is expected. | |
unsigned | data_pos |
Number of data items processed so far. More... | |
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const DTable * | dtable |
D table to use to expand D groups. More... | |
Common bulletin::Visitor base for visitors that do not modify the bulletin.
This assumes a fully decoded bulletin.
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virtual |
Request processing of a data present bitmap.
code | The C modifier code that defines the bitmap |
rep_code | The R replicator that defines the bitmap |
delayed_code | The B delayed replicator that defines the bitmap length (it is 0 if the length is encoded in the YYY part of rep_code |
ops | The replicated opcodes that define the bitmap |
Implements wreport::bulletin::Visitor.
Reimplemented in wreport::bulletin::DDSPrinter.