mirror of https://github.com/fltk/fltk
136 lines
4.2 KiB
C++
136 lines
4.2 KiB
C++
//
|
|
// implementation of Fl_Paged_Device class for the Fast Light Tool Kit (FLTK).
|
|
//
|
|
// Copyright 2010-2016 by Bill Spitzak and others.
|
|
//
|
|
// This library is free software. Distribution and use rights are outlined in
|
|
// the file "COPYING" which should have been included with this file. If this
|
|
// file is missing or damaged, see the license at:
|
|
//
|
|
// https://www.fltk.org/COPYING.php
|
|
//
|
|
// Please see the following page on how to report bugs and issues:
|
|
//
|
|
// https://www.fltk.org/bugs.php
|
|
//
|
|
/** \file Fl_Paged_Device.cxx
|
|
\brief implementation of class Fl_Paged_Device.
|
|
*/
|
|
|
|
#include <FL/Fl_Paged_Device.H>
|
|
#include <FL/Fl.H>
|
|
#include <FL/fl_draw.H>
|
|
|
|
|
|
|
|
/**
|
|
\brief Begins a print job.
|
|
|
|
\param[in] pagecount the total number of pages of the job (or 0 if you don't know the number of pages)
|
|
\param[out] frompage if non-null, *frompage is set to the first page the user wants printed
|
|
\param[out] topage if non-null, *topage is set to the last page the user wants printed
|
|
\param[out] perr_message if non-null and if the returned value is ≥ 2, *perr_message is set to a string
|
|
describing the error. That string can be delete[]'d after use.
|
|
\return 0 if OK, 1 if user cancelled the job, ≥ 2 if any error.
|
|
*/
|
|
int Fl_Paged_Device::begin_job(int pagecount, int *frompage, int *topage, char **perr_message) {return 1;}
|
|
|
|
/**
|
|
\brief Begins a new printed page
|
|
|
|
The page coordinates are initially in points, i.e., 1/72 inch,
|
|
and with origin at the top left of the printable page area.
|
|
\return 0 if OK, non-zero if any error
|
|
*/
|
|
int Fl_Paged_Device::begin_page (void) {return 1;}
|
|
|
|
/**
|
|
\brief Computes the dimensions of margins that lie between the printable page area and
|
|
the full page.
|
|
|
|
Values are in the same unit as that used by FLTK drawing functions. They are changed
|
|
by scale() calls.
|
|
\param[out] left If non-null, *left is set to the left margin size.
|
|
\param[out] top If non-null, *top is set to the top margin size.
|
|
\param[out] right If non-null, *right is set to the right margin size.
|
|
\param[out] bottom If non-null, *bottom is set to the bottom margin size.
|
|
*/
|
|
void Fl_Paged_Device::margins(int *left, int *top, int *right, int *bottom) {}
|
|
|
|
|
|
/**
|
|
\brief Changes the scaling of page coordinates.
|
|
|
|
This function also resets the origin of graphics functions at top left of printable page area.
|
|
After a scale() call, do a printable_rect() call to get the new dimensions of the printable page area.
|
|
Successive scale() calls don't combine their effects.
|
|
\param scale_x Horizontal dimensions of plot are multiplied by this quantity.
|
|
\param scale_y Same as above, vertically.
|
|
The value 0. is equivalent to setting \p scale_y = \p scale_x. Thus, scale(factor);
|
|
is equivalent to scale(factor, factor);
|
|
*/
|
|
void Fl_Paged_Device::scale (float scale_x, float scale_y) {}
|
|
|
|
/**
|
|
\brief Rotates the graphics operations relatively to paper.
|
|
|
|
The rotation is centered on the current graphics origin.
|
|
Successive rotate() calls don't combine their effects.
|
|
\param angle Rotation angle in counter-clockwise degrees.
|
|
*/
|
|
void Fl_Paged_Device::rotate(float angle) {}
|
|
|
|
/**
|
|
\brief To be called at the end of each page.
|
|
|
|
\return 0 if OK, non-zero if any error.
|
|
*/
|
|
int Fl_Paged_Device::end_page (void) {return 1;}
|
|
|
|
/**
|
|
\brief To be called at the end of a print job.
|
|
*/
|
|
void Fl_Paged_Device::end_job (void) {}
|
|
|
|
|
|
const Fl_Paged_Device::page_format Fl_Paged_Device::page_formats[NO_PAGE_FORMATS] = {
|
|
// order of enum Page_Format
|
|
// comes from appendix B of 5003.PPD_Spec_v4.3.pdf
|
|
|
|
// A* // index(Ai) = i
|
|
{2384, 3370, "A0"},
|
|
{1684, 2384, "A1"},
|
|
{1191, 1684, "A2"},
|
|
{ 842, 1191, "A3"},
|
|
{ 595, 842, "A4"},
|
|
{ 420, 595, "A5"},
|
|
{ 297, 420, "A6"},
|
|
{ 210, 297, "A7"},
|
|
{ 148, 210, "A8"},
|
|
{ 105, 148, "A9"},
|
|
|
|
// B* // index(Bi) = i+10
|
|
{2920, 4127, "B0"},
|
|
{2064, 2920, "B1"},
|
|
{1460, 2064, "B2"},
|
|
{1032, 1460, "B3"},
|
|
{ 729, 1032, "B4"},
|
|
{ 516, 729, "B5"},
|
|
{ 363, 516, "B6"},
|
|
{ 258, 363, "B7"},
|
|
{ 181, 258, "B8"},
|
|
{ 127, 181, "B9"},
|
|
{ 91, 127, "B10"},
|
|
|
|
// others
|
|
{ 459, 649, "EnvC5"}, // envelope
|
|
{ 312, 624, "EnvDL"}, // envelope
|
|
{ 522, 756, "Executive"},
|
|
{ 595, 935, "Folio"},
|
|
{1224, 792, "Ledger"}, // landscape
|
|
{ 612, 1008, "Legal"},
|
|
{ 612, 792, "Letter"},
|
|
{ 792, 1224, "Tabloid"},
|
|
{ 297, 684, "Env10"} // envelope
|
|
};
|