added to_polynomial(), to complement to_rational()

[ginac.git] / ginac / print.h

diff --git a/ginac/print.h b/ginac/print.h
index 1d99639ea38f0f7d4adb9cd6c251584dfad51356..4010d38d1d2b73a84e9e91c46c9c975922eca193 100644 (file)
--- a/ginac/print.h
+++ b/ginac/print.h
@@ -3,7 +3,7 @@
  *  Definition of helper classes for expression output. */
 
 /*
- *  GiNaC Copyright (C) 1999-2001 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2003 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -33,9 +33,10 @@ class print_context
 {
 public:
        print_context();
-       print_context(std::ostream &);
+       print_context(std::ostream &, unsigned options = 0);
 
        std::ostream & s; /**< stream to output to */
+       unsigned options; /**< option flags */
 private:
        // dummy virtual function to make the class polymorphic
        virtual void dummy(void) {}
@@ -46,7 +47,23 @@ class print_latex : public print_context
 {
 public:
        print_latex();
-       print_latex(std::ostream &);
+       print_latex(std::ostream &, unsigned options = 0);
+};
+
+/** Context for python pretty-print output. */
+class print_python : public print_context
+{
+public:
+       print_python();
+       print_python(std::ostream &, unsigned options = 0);
+};
+
+/** Context for python-parsable output. */
+class print_python_repr : public print_context
+{
+public:
+       print_python_repr();
+       print_python_repr(std::ostream &, unsigned options = 0);
 };
 
 /** Context for tree-like output for debugging. */
@@ -54,7 +71,7 @@ class print_tree : public print_context
 {
 public:
        print_tree(unsigned d = 4);
-       print_tree(std::ostream &, unsigned d = 4);
+       print_tree(std::ostream &, unsigned options = 0, unsigned d = 4);
        const unsigned delta_indent; /**< size of indentation step */
 };
 
@@ -63,7 +80,7 @@ class print_csrc : public print_context
 {
 public:
        print_csrc();
-       print_csrc(std::ostream &);
+       print_csrc(std::ostream &, unsigned options = 0);
 };
 
 /** Context for C source output using float numbers. */
@@ -71,7 +88,7 @@ class print_csrc_float : public print_csrc
 {
 public:
        print_csrc_float();
-       print_csrc_float(std::ostream &);
+       print_csrc_float(std::ostream &, unsigned options = 0);
 };
 
 /** Context for C source output using double numbers. */
@@ -79,7 +96,7 @@ class print_csrc_double : public print_csrc
 {
 public:
        print_csrc_double();
-       print_csrc_double(std::ostream &);
+       print_csrc_double(std::ostream &, unsigned options = 0);
 };
 
 /** Context for C source output using CLN numbers. */
@@ -87,7 +104,7 @@ class print_csrc_cl_N : public print_csrc
 {
 public:
        print_csrc_cl_N();
-       print_csrc_cl_N(std::ostream &);
+       print_csrc_cl_N(std::ostream &, unsigned options = 0);
 };
 
 /** Check if obj is a T, including base classes. */