octave: libinterp/corefcn/latex-text-renderer.cc annotate

annotate libinterp/corefcn/latex-text-renderer.cc @ 31605:e88a07dec498 stable

maint: Use macros to begin/end C++ namespaces. * oct-conf-post-public.in.h: Define two macros (OCTAVE_BEGIN_NAMESPACE, OCTAVE_END_NAMESPACE) that can be used to start/end a namespace. * mk-opts.pl, build-env.h, build-env.in.cc, __betainc__.cc, __contourc__.cc, __dsearchn__.cc, __eigs__.cc, __expint__.cc, __ftp__.cc, __gammainc__.cc, __ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __lin_interpn__.cc, __magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, amd.cc, auto-shlib.cc, auto-shlib.h, balance.cc, base-text-renderer.cc, base-text-renderer.h, besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc, c-file-ptr-stream.h, call-stack.cc, call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc, colloc.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc, defaults.cc, defaults.h, defun-int.h, defun.cc, det.cc, dirfns.cc, display.cc, display.h, dlmread.cc, dmperm.cc, dot.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc, ellipj.cc, environment.cc, environment.h, error.cc, error.h, errwarn.h, event-manager.cc, event-manager.h, event-queue.cc, event-queue.h, fcn-info.cc, fcn-info.h, fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc, ft-text-renderer.cc, ft-text-renderer.h, gcd.cc, getgrent.cc, getpwent.cc, getrusage.cc, givens.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h, graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, graphics.in.h, gsvd.cc, gtk-manager.cc, gtk-manager.h, hash.cc, help.cc, help.h, hess.cc, hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h, interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h, inv.cc, jsondecode.cc, jsonencode.cc, kron.cc, latex-text-renderer.cc, latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h, lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-oct-text.cc, ls-utils.cc, ls-utils.h, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex-private.h, mex.cc, mgorth.cc, nproc.cc, oct-fstrm.cc, oct-fstrm.h, oct-hdf5-types.cc, oct-hdf5-types.h, oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h, oct-opengl.h, oct-prcstrm.cc, oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h, oct-process.cc, oct-process.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.cc, oct-strstrm.h, oct-tex-lexer.in.ll, oct-tex-parser.yy, ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc, pow2.cc, pr-flt-fmt.cc, pr-output.cc, procstream.cc, procstream.h, psi.cc, qr.cc, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, settings.cc, settings.h, sighandlers.cc, sighandlers.h, sparse-xdiv.cc, sparse-xdiv.h, sparse-xpow.cc, sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc, stack-frame.cc, stack-frame.h, stream-euler.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc, symbfact.cc, syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h, symscope.cc, symscope.h, symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h, text-engine.cc, text-engine.h, text-renderer.cc, text-renderer.h, time.cc, toplev.cc, tril.cc, tsearch.cc, typecast.cc, url-handle-manager.cc, url-handle-manager.h, urlwrite.cc, utils.cc, utils.h, variables.cc, variables.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc, xpow.h, __delaunayn__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audiodevinfo.cc, audioread.cc, convhulln.cc, fftw.cc, gzip.cc, mk-build-env-features.sh, mk-builtins.pl, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc, cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h, cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h, cdef-utils.cc, cdef-utils.h, ov-base.cc, ov-base.h, ov-bool-mat.cc, ov-builtin.h, ov-cell.cc, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-complex.cc, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h, ov-java.cc, ov-java.h, ov-mex-fcn.h, ov-null-mat.cc, ov-oncleanup.cc, ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.cc, ov.h, octave.cc, octave.h, mk-ops.sh, op-b-b.cc, op-b-bm.cc, op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc, op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc, op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc, op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc, op-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc, op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcn.cc, op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc, op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc, op-int-concat.cc, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc, op-m-scm.cc, op-m-sm.cc, op-mi.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-pm-template.cc, op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc, op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc, op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc, op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, ops.h, anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h, comment-list.cc, comment-list.h, filepos.h, lex.h, lex.ll, oct-lvalue.cc, oct-lvalue.h, oct-parse.yy, parse.h, profiler.cc, profiler.h, pt-anon-scopes.cc, pt-anon-scopes.h, pt-arg-list.cc, pt-arg-list.h, pt-args-block.cc, pt-args-block.h, pt-array-list.cc, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc, pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc, pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.h, pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc, pt-decl.h, pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc, pt-exp.h, pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h, pt-pr-code.cc, pt-pr-code.h, pt-select.cc, pt-select.h, pt-spmd.cc, pt-spmd.h, pt-stmt.cc, pt-stmt.h, pt-tm-const.cc, pt-tm-const.h, pt-unop.cc, pt-unop.h, pt-vm-eval.cc, pt-walk.cc, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h, idx-vector.cc, idx-vector.h, range-fwd.h, CollocWt.cc, CollocWt.h, aepbalance.cc, aepbalance.h, chol.cc, chol.h, gepbalance.cc, gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h, lo-mappers.cc, lo-mappers.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h, oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-norm.h, oct-rand.cc, oct-rand.h, oct-spparms.cc, oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h, randgamma.cc, randgamma.h, randmtzig.cc, randmtzig.h, randpoisson.cc, randpoisson.h, schur.cc, schur.h, sparse-chol.cc, sparse-chol.h, sparse-lu.cc, sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.h, child-list.cc, child-list.h, dir-ops.cc, dir-ops.h, file-ops.cc, file-ops.h, file-stat.cc, file-stat.h, lo-sysdep.cc, lo-sysdep.h, lo-sysinfo.cc, lo-sysinfo.h, mach-info.cc, mach-info.h, oct-env.cc, oct-env.h, oct-group.cc, oct-group.h, oct-password.cc, oct-password.h, oct-syscalls.cc, oct-syscalls.h, oct-time.cc, oct-time.h, oct-uname.cc, oct-uname.h, action-container.cc, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, f77-fcn.h, file-info.cc, file-info.h, lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc, lo-hash.h, lo-ieee.h, lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h, oct-base64.cc, oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h, oct-mutex.cc, oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h, oct-sparse.cc, oct-sparse.h, oct-string.h, octave-preserve-stream-state.h, pathsearch.cc, pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h, url-transfer.cc, url-transfer.h : Use new macros to begin/end C++ namespaces.

author	Rik <rik@octave.org>
date	Thu, 01 Dec 2022 14:23:45 -0800
parents	8340137bb190
children	aac27ad79be6

rev	line source
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	1 ////////////////////////////////////////////////////////////////////////
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	2 //
30564 796f54d4ddbf update Octave Project Developers copyright for the new year John W. Eaton <jwe@octave.org> parents: 30390 diff changeset	3 // Copyright (C) 2021-2022 The Octave Project Developers
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	4 //
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	5 // See the file COPYRIGHT.md in the top-level directory of this
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	6 // distribution or <https://octave.org/copyright/>.
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	7 //
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	8 // This file is part of Octave.
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	9 //
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	10 // Octave is free software: you can redistribute it and/or modify it
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	11 // under the terms of the GNU General Public License as published by
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	12 // the Free Software Foundation, either version 3 of the License, or
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	13 // (at your option) any later version.
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	14 //
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	15 // Octave is distributed in the hope that it will be useful, but
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	16 // WITHOUT ANY WARRANTY; without even the implied warranty of
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	18 // GNU General Public License for more details.
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	19 //
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	20 // You should have received a copy of the GNU General Public License
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	21 // along with Octave; see the file COPYING. If not, see
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	22 // <https://www.gnu.org/licenses/>.
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	23 //
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	24 ////////////////////////////////////////////////////////////////////////
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	25
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	26 #ifdef HAVE_CONFIG_H
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	27 #include <config.h>
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	28 #endif
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	29
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	30 #include <iostream>
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	31 #include <fstream>
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	32
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	33 #include "base-text-renderer.h"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	34 #include "builtin-defun-decls.h"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	35 #include "dim-vector.h"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	36 #include "error.h"
30299 f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	37 #include "graphics.h"
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	38 #include "file-ops.h"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	39 #include "interpreter.h"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	40 #include "interpreter-private.h"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	41 #include "oct-env.h"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	42 #include "oct-process.h"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	43
31605 e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 31211 diff changeset	44 OCTAVE_BEGIN_NAMESPACE(octave)
e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 31211 diff changeset	45
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	46 std::string
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	47 quote_string (std::string str)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	48 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	49 return ('"' + str + '"');
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	50 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	51
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	52 class
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	53 OCTINTERP_API
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	54 latex_renderer : public base_text_renderer
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	55 {
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	56
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	57 public:
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	58
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	59 latex_renderer (void)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	60 : m_fontsize (10.0), m_fontname ("cmr"), m_tmp_dir (),
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	61 m_color (dim_vector (1, 3), 0), m_latex_binary ("latex"),
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	62 m_dvipng_binary ("dvipng"), m_dvisvg_binary ("dvisvgm"),
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	63 m_debug (false), m_testing (true)
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	64 {
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	65 std::string bin = sys::env::getenv ("OCTAVE_LATEX_BINARY");
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	66 if (! bin.empty ())
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	67 m_latex_binary = quote_string (bin);
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	68
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	69 bin = sys::env::getenv ("OCTAVE_DVIPNG_BINARY");
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	70 if (! bin.empty ())
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	71 m_dvipng_binary = quote_string (bin);
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	72
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	73 bin = sys::env::getenv ("OCTAVE_DVISVG_BINARY");
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	74 if (! bin.empty ())
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	75 m_dvisvg_binary = quote_string (bin);
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	76
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	77 m_debug = ! sys::env::getenv ("OCTAVE_LATEX_DEBUG_FLAG").empty ();
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	78 }
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	79
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	80 ~latex_renderer (void)
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	81 {
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	82 if (! m_tmp_dir.empty () && ! m_debug)
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	83 sys::recursive_rmdir (m_tmp_dir);
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	84 }
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	85
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	86 void set_font (const std::string& /name/, const std::string& /weight/,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	87 const std::string& /angle/, double size)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	88 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	89 m_fontsize = size;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	90 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	91
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	92 void set_color (const Matrix& c)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	93 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	94 if (c.numel () == 3)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	95 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	96 m_color(0) = static_cast<uint8_t> (c (0) * 255);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	97 m_color(1) = static_cast<uint8_t> (c (1) * 255);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	98 m_color(2) = static_cast<uint8_t> (c (2) * 255);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	99 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	100 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	101
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	102 Matrix get_extent (text_element* /elt/, double /rotation/)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	103 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	104 return Matrix (1, 2, 0.0);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	105 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	106
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	107 Matrix get_extent (const std::string& txt, double rotation,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	108 const caseless_str& interpreter)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	109 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	110 Matrix bbox;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	111 uint8NDArray pixels;
30299 f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	112
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	113 text_to_pixels (txt, pixels, bbox, 0, 0, rotation, interpreter, false);
30299 f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	114
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	115 return bbox.extract_n (0, 2, 1, 2);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	116 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	117
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	118 void text_to_strlist (const std::string& txt,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	119 std::list<text_renderer::string>& lst,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	120 Matrix& bbox, int halign, int valign, double rotation,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	121 const caseless_str& interp)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	122 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	123 uint8NDArray pixels;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	124 text_to_pixels (txt, pixels, bbox, halign, valign, rotation,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	125 interp, false);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	126
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	127 text_renderer::font fnt;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	128 text_renderer::string str ("", fnt, 0.0, 0.0);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	129 str.set_color (m_color);
30299 f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	130
31105 670a0d878af1 eliminate WHO arguments from interpreter-private functions John W. Eaton <jwe@octave.org> parents: 30564 diff changeset	131 gh_manager& gh_mgr = octave::__get_gh_manager__ ();
30299 f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	132
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	133 gh_manager::latex_data ldata = gh_mgr.get_latex_data (key (txt, halign));
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	134
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	135 str.set_svg_element (ldata.second);
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	136
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	137 lst.push_back (str);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	138 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	139
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	140 void text_to_pixels (const std::string& txt, uint8NDArray& pxls,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	141 Matrix& bbox, int halign, int valign, double rotation,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	142 const caseless_str& interpreter,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	143 bool handle_rotation);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	144
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	145 void set_anti_aliasing (bool /val/) { }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	146
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	147 octave_map get_system_fonts (void) { return octave_map (); }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	148
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	149 bool ok (void);
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	150
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	151 private:
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	152
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	153 std::string key (const std::string& txt, int halign)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	154 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	155 return (txt + ":"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	156 + std::to_string (m_fontsize) + ":"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	157 + std::to_string (halign) + ":"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	158 + std::to_string (m_color(0)) + ":"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	159 + std::to_string (m_color(1)) + ":"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	160 + std::to_string (m_color(2)));
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	161 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	162
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	163 void warn_helper (std::string caller, std::string txt, std::string cmd,
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	164 process_execution_result result);
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	165
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	166 uint8NDArray render (const std::string& txt, int halign = 0);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	167
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	168 bool read_image (const std::string& png_file, uint8NDArray& data) const;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	169
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	170 std::string write_tex_file (const std::string& txt, int halign);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	171
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	172 private:
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	173 double m_fontsize;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	174 std::string m_fontname;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	175 std::string m_tmp_dir;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	176 uint8NDArray m_color;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	177 std::string m_latex_binary;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	178 std::string m_dvipng_binary;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	179 std::string m_dvisvg_binary;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	180 bool m_debug;
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	181 bool m_testing;
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	182
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	183 };
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	184
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	185 bool
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	186 latex_renderer::ok (void)
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	187 {
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	188 // Only run the test once in a session
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	189 static bool tested = false;
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	190
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	191 static bool isok = false;
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	192
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	193 if (! tested)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	194 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	195 tested = true;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	196
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	197 // For testing, render a questoin mark
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	198 uint8NDArray pixels = render ("?");
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	199
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	200 if (! pixels.isempty ())
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	201 isok = true;
29651 b4e2e6f64db0 Warn when latex interpreter can't be used (bug #60583) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29572 diff changeset	202 else
b4e2e6f64db0 Warn when latex interpreter can't be used (bug #60583) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29572 diff changeset	203 warning_with_id ("Octave:LaTeX:internal-error",
b4e2e6f64db0 Warn when latex interpreter can't be used (bug #60583) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29572 diff changeset	204 "latex_renderer: a run-time test failed and the 'latex' interpreter has been disabled.");
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	205 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	206
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	207 m_testing = false;
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	208
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	209 return isok;
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	210 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	211
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	212 std::string
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	213 latex_renderer::write_tex_file (const std::string& txt, int halign)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	214 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	215 if (m_tmp_dir.empty ())
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	216 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	217 //Create the temporary directory
31210 9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	218 #if defined (OCTAVE_USE_WINDOWS_API)
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	219 static std::string base_tmp_dir;
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	220
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	221 if (base_tmp_dir.empty ())
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	222 {
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	223 base_tmp_dir = sys::env::get_temp_directory ();
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	224
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	225 // Make sure we don't get short 8.3 path on Windows since some
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	226 // versions of latex on that platform don't support them
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	227 // (see bug #62779)
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	228 if (base_tmp_dir.find ('~') != std::string::npos)
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	229 base_tmp_dir = sys::canonicalize_file_name (base_tmp_dir);
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	230 }
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	231
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	232 m_tmp_dir = sys::tempnam (base_tmp_dir, "latex");
9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	233 #else
29950 6549fa7558ba eliminate some unnecessary octave:: namespace tags John W. Eaton <jwe@octave.org> parents: 29651 diff changeset	234 m_tmp_dir = sys::tempnam ("", "latex");
31210 9ad55d2e1bbf Make sure we don't pass short 8.3 path to latex on Windows (bug #62779). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 30564 diff changeset	235 #endif
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	236
29950 6549fa7558ba eliminate some unnecessary octave:: namespace tags John W. Eaton <jwe@octave.org> parents: 29651 diff changeset	237 if (sys::mkdir (m_tmp_dir, 0700) != 0)
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	238 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	239 warning_with_id ("Octave:LaTeX:internal-error",
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	240 "latex_renderer: unable to create temp directory");
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	241 return std::string ();
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	242 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	243 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	244
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	245 std::string base_file_name
29950 6549fa7558ba eliminate some unnecessary octave:: namespace tags John W. Eaton <jwe@octave.org> parents: 29651 diff changeset	246 = sys::file_ops::concat (m_tmp_dir, "default");
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	247
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	248 // Duplicate \n characters and align multi-line strings based on
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	249 // horizontalalignment
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	250 std::string latex_txt (txt);
29572 aef11bb4e6d1 use std::size_t and std::ptrdiff_t in C++ code (bug #60471) John W. Eaton <jwe@octave.org> parents: 29520 diff changeset	251 std::size_t pos = 0;
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	252
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	253 while (true)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	254 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	255 pos = txt.find_first_of ("\n", pos);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	256
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	257 if (pos == std::string::npos)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	258 break;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	259
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	260 latex_txt.replace (pos, 1, "\n\n");
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	261
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	262 pos += 1;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	263 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	264
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	265 std::string env ("flushleft");
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	266 if (halign == 1)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	267 env = "center";
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	268 else if (halign == 2)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	269 env = "flushright";
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	270
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	271 latex_txt = std::string ("\\begin{" ) + env + "}\n"
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	272 + latex_txt + "\n"
a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	273 + "\\end{" + env + "}\n";
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	274
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	275 // Write to temporary .tex file
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	276 std::ofstream file;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	277 file.open (base_file_name + ".tex");
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	278 file << "\\documentclass[10pt, varwidth]{standalone}\n"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	279 << "\\usepackage{amsmath}\n"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	280 << "\\usepackage[utf8]{inputenc}\n"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	281 << "\\begin{document}\n"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	282 << latex_txt << "\n"
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	283 << "\\end{document}";
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	284 file.close ();
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	285
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	286 return base_file_name;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	287 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	288
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	289 bool
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	290 latex_renderer::read_image (const std::string& png_file,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	291 uint8NDArray& data) const
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	292 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	293 uint8NDArray alpha;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	294 uint8NDArray rgb;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	295 int height;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	296 int width;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	297
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	298 try
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	299 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	300 // First get the image size to build the argument to __magick_read__
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	301 octave_value_list retval = F__magick_ping__ (ovl (png_file), 1);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	302
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	303 octave_scalar_map info
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	304 = retval(0).xscalar_map_value ("latex_renderer::read_image: "
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	305 "Wrong type for info");
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	306 height = info.getfield ("rows").int_value ();
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	307 width = info.getfield ("columns").int_value ();
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	308 Cell region (dim_vector(1, 2));
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	309 region(0) = range<double> (1.0, height);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	310 region(1) = range<double> (1.0, width);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	311 info.setfield ("region", region);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	312 info.setfield ("index", octave_value (1));
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	313
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	314 // Retrieve the alpha map
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	315 retval = F__magick_read__ (ovl (png_file, info), 3);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	316
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	317 alpha = retval(2).xuint8_array_value ("latex_renderer::read_image: "
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	318 "Wrong type for alpha");
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	319 }
29950 6549fa7558ba eliminate some unnecessary octave:: namespace tags John W. Eaton <jwe@octave.org> parents: 29651 diff changeset	320 catch (const execution_exception& ee)
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	321 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	322 warning_with_id ("Octave:LaTeX:internal-error",
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	323 "latex_renderer:: failed to read png data. %s",
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	324 ee.message ().c_str ());
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	325
31105 670a0d878af1 eliminate WHO arguments from interpreter-private functions John W. Eaton <jwe@octave.org> parents: 30564 diff changeset	326 interpreter& interp = __get_interpreter__ ();
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	327
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	328 interp.recover_from_exception ();
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	329
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	330 return false;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	331 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	332
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	333 data = uint8NDArray (dim_vector (4, width, height),
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	334 static_cast<uint8_t> (0));
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	335
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	336 for (int i = 0; i < height; i++)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	337 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	338 for (int j = 0; j < width; j++)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	339 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	340 data(0, j, i) = m_color(0);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	341 data(1, j, i) = m_color(1);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	342 data(2, j, i) = m_color(2);
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	343 data(3, j, i) = alpha(height-i-1, j);
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	344 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	345 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	346
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	347 return true;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	348 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	349
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	350 void
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	351 latex_renderer::warn_helper (std::string caller, std::string txt,
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	352 std::string cmd, process_execution_result result)
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	353 {
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	354 if (m_testing && ! m_debug)
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	355 return;
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	356
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	357 if (! m_debug)
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	358 warning_with_id ("Octave:LaTeX:internal-error",
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	359 "latex_renderer: unable to compile \"%s\"",
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	360 txt.c_str ());
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	361 else
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	362 warning_with_id ("Octave:LaTeX:internal-error",
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	363 "latex_renderer: %s failed for string \"%s\"\n\
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	364 * Command:\n\t%s\n\n* Error:\n%s\n\n* Stdout:\n%s",
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	365 caller.c_str (), txt.c_str (), cmd.c_str (),
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	366 result.err_msg ().c_str (),
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	367 result.stdout_output ().c_str ());
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	368 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	369
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	370 uint8NDArray
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	371 latex_renderer::render (const std::string& txt, int halign)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	372 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	373 // Render if it was not already done
31105 670a0d878af1 eliminate WHO arguments from interpreter-private functions John W. Eaton <jwe@octave.org> parents: 30564 diff changeset	374 gh_manager& gh_mgr = octave::__get_gh_manager__ ();
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	375
30299 f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	376 gh_manager::latex_data ldata = gh_mgr.get_latex_data (key (txt, halign));
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	377
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	378 if (! ldata.first.isempty ())
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	379 return ldata.first;
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	380
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	381 uint8NDArray data;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	382
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	383 // First write the base .tex file
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	384 std::string base_file_name = write_tex_file (txt, halign);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	385
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	386 if (base_file_name.empty ())
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	387 return data;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	388
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	389 // Generate DVI file
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	390 std::string tex_file = quote_string (base_file_name + ".tex");
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	391 std::string dvi_file = quote_string (base_file_name + ".dvi");
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	392 std::string log_file = quote_string (base_file_name + ".log");
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	393
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	394 process_execution_result result;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	395 std::string cmd = (m_latex_binary + " -interaction=nonstopmode "
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	396 + "-output-directory=" + quote_string (m_tmp_dir) + " "
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	397 + tex_file);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	398
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	399 #if defined (OCTAVE_USE_WINDOWS_API)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	400 cmd = quote_string (cmd);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	401 #endif
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	402
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	403 result = run_command_and_return_output (cmd);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	404
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	405 if (result.exit_status () != 0)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	406 {
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	407 warn_helper ("latex", txt, cmd, result);
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	408
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	409 if (txt != "?")
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	410 {
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	411 write_tex_file ("?", halign);
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	412
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	413 result = run_command_and_return_output (cmd);
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	414 if (result.exit_status () != 0)
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	415 return data;
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	416 }
af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	417 else
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	418 return data;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	419 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	420
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	421 double size_factor = m_fontsize / 10.0;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	422
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	423
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	424 // Convert DVI to SVG, read file and store its content for later use in
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	425 // gl2ps_print
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	426 std::string svg_file = base_file_name + ".svg";
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	427
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	428 cmd = (m_dvisvg_binary + " -n "
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	429 + "-TS" + std::to_string (size_factor) + " "
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	430 + "-v1 -o " + quote_string (svg_file) + " "
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	431 + dvi_file);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	432
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	433 #if defined (OCTAVE_USE_WINDOWS_API)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	434 cmd = quote_string (cmd);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	435 #endif
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	436
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	437 result = run_command_and_return_output (cmd);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	438
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	439 if (result.exit_status () != 0)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	440 {
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	441 warn_helper ("dvisvg", txt, cmd, result);
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	442 return data;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	443 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	444
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	445 std::ifstream svg_stream (svg_file);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	446 std::string svg_string;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	447 svg_string.assign (std::istreambuf_iterator<char> (svg_stream),
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	448 std::istreambuf_iterator<char> ());
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	449
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	450 // Convert DVI to PNG, read file and format pixel data for later use in
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	451 // OpenGL
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	452 std::string png_file = base_file_name + ".png";
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	453
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	454 cmd = (m_dvipng_binary + " " + dvi_file + " "
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	455 + "-q -o " + quote_string (png_file) + " "
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	456 + "-bg Transparent -D "
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	457 + std::to_string (std::floor (72.0 * size_factor)));
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	458
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	459 #if defined (OCTAVE_USE_WINDOWS_API)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	460 cmd = quote_string (cmd);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	461 #endif
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	462
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	463 result = run_command_and_return_output (cmd);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	464
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	465 if (result.exit_status () != 0)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	466 {
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	467 warn_helper ("dvipng", txt, cmd, result);
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	468 return data;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	469 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	470
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	471 if (! read_image (png_file, data))
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	472 return data;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	473
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	474 // Cache pixel and svg data for this string
30299 f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	475 ldata.first = data;
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	476 ldata.second = svg_string;
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	477
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	478 gh_mgr.set_latex_data (key (txt, halign), ldata);
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	479
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	480 if (m_debug)
30299 f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	481 std::cout << "* Caching " << key (txt, halign) << std::endl;
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	482
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	483 return data;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	484 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	485
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	486 void
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	487 latex_renderer::text_to_pixels (const std::string& txt, uint8NDArray& pixels,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	488 Matrix& bbox, int halign, int valign,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	489 double rotation,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	490 const caseless_str& /interpreter/,
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	491 bool handle_rotation)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	492 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	493 // Return early for empty strings
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	494 if (txt.empty ())
30299 f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	495 {
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	496 bbox = Matrix (1, 4, 0.0);
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	497 return;
f306fe9bfa0d Limit the size of the cache of latex parsed strings (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29950 diff changeset	498 }
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	499
29483 af41ebf3d1b3 Differ latex test until actually needed (bug #59546) Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 29470 diff changeset	500 if (ok ())
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	501 pixels = render (txt, halign);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	502 else
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	503 pixels = uint8NDArray (dim_vector (4, 1, 1), static_cast<uint8_t> (0));
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	504
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	505 if (pixels.ndims () < 3 \|\| pixels.isempty ())
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	506 return; // nothing to render
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	507
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	508 // Store unrotated bbox size
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	509 bbox = Matrix (1, 4, 0.0);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	510 bbox (2) = pixels.dim2 ();
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	511 bbox (3) = pixels.dim3 ();
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	512
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	513 // Now rotate pixels if necessary
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	514 int rot_mode = rotation_to_mode (rotation);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	515
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	516 if (! pixels.isempty ())
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	517 rotate_pixels (pixels, rot_mode);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	518
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	519 // Move X0 and Y0 depending on alignments and eventually swap values
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	520 // for text rotated 90° 180° or 270°
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	521 fix_bbox_anchor (bbox, halign, valign, rot_mode, handle_rotation);
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	522 }
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	523
30390 a61e1a0f6024 maint: style check C++ files in libinterp/ ahead of 7.1 release. Rik <rik@octave.org> parents: 30299 diff changeset	524 base_text_renderer *
29470 2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	525 make_latex_text_renderer (void)
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	526 {
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	527 latex_renderer *renderer = new latex_renderer ();
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	528
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	529 return renderer;
2ae4764180c6 Initial implementation of a LaTeX interpreter (bug #59546). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: diff changeset	530 }
31605 e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 31211 diff changeset	531
e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 31211 diff changeset	532 OCTAVE_END_NAMESPACE(octave)

Mercurial > octave

annotate libinterp/corefcn/latex-text-renderer.cc @ 31605:e88a07dec498 stable