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