3.1.2.1. DviMachine¶

class PyDvi.Dvi.DviMachine.Opcode_set_char(char_code)[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode_putset_char

This class implements the set_char opcode.

class PyDvi.Dvi.DviMachine.Opcode_put_char(char_code)[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode_putset_char

This class implements the put_char opcode.

class PyDvi.Dvi.DviMachine.Opcode_set_rule(height, width)[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode_putset_rule

This class implements the set_rule opcode.

class PyDvi.Dvi.DviMachine.Opcode_put_rule(height, width)[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode_putset_rule

This class implements the put_rule opcode.

class PyDvi.Dvi.DviMachine.Opcode_push[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode

This class implements the push opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_pop(n=1)[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode

This class implements the pop opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_push_colour(colour)[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode

This class implements the push_colour opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_pop_colour(n=1)[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode

This class implements the pop_colour opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_right(x)[source]¶

Bases: PyDvi.Dvi.DviMachine.OpcodeX

This class implements the right opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_w0[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode

This class implements the w0 opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_w(x)[source]¶

Bases: PyDvi.Dvi.DviMachine.OpcodeX

This class implements the w opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_x0[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode

This class implements the x0 opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_x(x)[source]¶

Bases: PyDvi.Dvi.DviMachine.OpcodeX

This class implements the x opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_down(x)[source]¶

Bases: PyDvi.Dvi.DviMachine.OpcodeX

This class implements the down opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_y0[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode

This class implements the y0 opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_y(x)[source]¶

Bases: PyDvi.Dvi.DviMachine.OpcodeX

This class implements the y opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_z0[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode

This class implements the z0 opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_z(x)[source]¶

Bases: PyDvi.Dvi.DviMachine.OpcodeX

This class implements the z opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_font(font_id)[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode

This class implements the font opcode.

run(dvi_machine, compute_bounding_box=False)[source]¶

class PyDvi.Dvi.DviMachine.Opcode_xxx(code)[source]¶

Bases: PyDvi.Dvi.DviMachine.Opcode

This class implements the xxx opcode.

class PyDvi.Dvi.DviMachine.DviFont(font_id, name, checksum, scale_factor, design_size)[source]¶

Bases: object

This class implements a DVI Font.

char_scaled_depth(tfm_char)[source]¶

Return the scale depth for the PyDvi.TfmChar instance.

char_scaled_height(tfm_char)[source]¶

Return the scale height for the PyDvi.TfmChar instance.

char_scaled_width(tfm_char)[source]¶

Return the scale width for the PyDvi.TfmChar instance.

class PyDvi.Dvi.DviMachine.DviColourBlack¶

Bases: PyDvi.Dvi.DviMachine.DviColour

This class implements the black colour.

class PyDvi.Dvi.DviMachine.DviColourGray(gray_level)¶

Bases: PyDvi.Dvi.DviMachine.DviColour

This class implements gray colour.

class PyDvi.Dvi.DviMachine.DviColourRGB(red, green, blue, alpha=1)¶

Bases: PyDvi.Dvi.DviMachine.DviColour

This class implements RGB colour.

class PyDvi.Dvi.DviMachine.DviColourCMYK(cyan, magenta, yellow, dark)¶

Bases: PyDvi.Dvi.DviMachine.DviColour

This class implements CMYK colour.

class PyDvi.Dvi.DviMachine.DviProgam[source]¶

Bases: object

This class implements a DVI program.

append_page(i)[source]¶

dvi_font_iterator()[source]¶

get_font(i)[source]¶

print_summary()[source]¶

register_font(font)[source]¶

Register a DviFont instance.

set_postambule_data(max_height, max_width, stack_depth, number_of_pages)[source]¶

Set the postamble data.

set_preambule_data(comment, dvi_format, numerator, denominator, magnification)[source]¶

Set the preambule data.

class PyDvi.Dvi.DviMachine.DviProgramPage(page_number, height=0, width=0, paper_orientation=0)[source]¶

Bases: list

This class defines a page.

print_program()[source]¶

Print the program.

set_paper_size(height, width)[source]¶

Set the paper size in mm.

class PyDvi.Dvi.DviMachine.DviSubroutine¶

Bases: list

class PyDvi.Dvi.DviMachine.DviMachine(font_manager)[source]¶

Bases: object

This class implements a DVI Machine.

_adjust_opcode_counts(opcode_program, virtual_font, characters)¶

_adjust_opcode_counts_for_virtual_characters(opcode_program)¶

_load_dvi_fonts()[source]¶

Load the fonts used by the DVI program.

_logger = <logging.Logger object at 0x30b9810>¶

_reset()¶

Reset the machine.

begin_run_page()¶

compute_page_bounding_box(page_index)[source]¶

count_opcodes(opcode_program)¶

current_colour¶

Return the current colour.

current_dvi_font[source]¶

Return the current dvi font.

current_font[source]¶

Return the current font.

current_font_id¶

end_run_page()¶

is_current_font_virtual¶

load_dvi_program(dvi_program, load_fonts=True)[source]¶

Load a DviProgam instance.

paint_char(x, y, char_bounding_box, font, dvi_font, char_code)[source]¶

paint_rule(x, y, width, height)[source]¶

pop_colour(n=1)[source]¶

Pop n level in the colour stack.

pop_registers(n=1)[source]¶

Pop n level in the register set stack.

push_colour(colour)[source]¶

Push the current colour.

push_registers(reset=False)[source]¶

Push the register set.

registers[source]¶

Return the current register set.

run_page(page_index, **kwargs)[source]¶

run_subroutine(subroutine)¶

simplify_dvi_program()[source]¶

Simplify the DVI program.

class PyDvi.Dvi.DviMachine.DviSimplifyMachine(font_manager)[source]¶

Bases: PyDvi.Dvi.DviMachine.DviMachine

process_page_xxx_opcodes(program_page)[source]¶

Process the xxx opcodes in the page program.

simplify(simplify_opcodes=False)[source]¶

Simplify the program.

simplify_page(program_page)[source]¶

Simplify the page.

transform_xxx_colour(program_page, xxx_code)[source]¶

Transform a xxx colour opcode.

transform_xxx_paper_orientation(program_page, xxx_code)[source]¶

Transform a xxx paper orientation opcode.

transform_xxx_paper_size(program_page, xxx_code)[source]¶

Transform a xxx paper size opcode.

xxx_colour = 'color '¶

Defines colour special

xxx_landscape = '! /landplus90 true store'¶

Defines landscape special

xxx_papersize = 'papersize='¶

Defines papersize special