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authorKarl Berry <karl@freefriends.org>2017-01-31 18:37:40 +0000
committerKarl Berry <karl@freefriends.org>2017-01-31 18:37:40 +0000
commit4c245316c293169ee655c8e2f922b4bee454f9bc (patch)
tree2d3b72165f3e7e1298df8dad8b52f119a42228dc /Build/source/texk/dvisvgm/dvisvgm-src/src/SpecialHandler.hpp
parent54a2f67f996dceca3c89276dea798f746b3cacaf (diff)
import original dvisvgm-2.1
git-svn-id: svn://tug.org/texlive/trunk@43102 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-src/src/SpecialHandler.hpp')
-rw-r--r--Build/source/texk/dvisvgm/dvisvgm-src/src/SpecialHandler.hpp81
1 files changed, 81 insertions, 0 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/SpecialHandler.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/SpecialHandler.hpp
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index 00000000000..1822181ad4c
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-src/src/SpecialHandler.hpp
@@ -0,0 +1,81 @@
+/*************************************************************************
+** SpecialHandler.hpp **
+** **
+** This file is part of dvisvgm -- a fast DVI to SVG converter **
+** Copyright (C) 2005-2017 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** 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 the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef SPECIALHANDLER_HPP
+#define SPECIALHANDLER_HPP
+
+#include <istream>
+#include <list>
+#include "MessageException.hpp"
+
+
+class SpecialActions;
+class SpecialManager;
+
+
+struct SpecialException : public MessageException
+{
+ SpecialException (const std::string &msg) : MessageException(msg) {}
+};
+
+
+struct DVIPreprocessingListener
+{
+ virtual ~DVIPreprocessingListener () =default;
+ virtual void dviPreprocessingFinished () =0;
+};
+
+
+struct DVIBeginPageListener
+{
+ virtual ~DVIBeginPageListener () =default;
+ virtual void dviBeginPage (unsigned pageno, SpecialActions &actions) =0;
+};
+
+
+struct DVIEndPageListener
+{
+ virtual ~DVIEndPageListener () =default;
+ virtual void dviEndPage (unsigned pageno, SpecialActions &actions) =0;
+};
+
+
+struct DVIPositionListener
+{
+ virtual ~DVIPositionListener () =default;
+ virtual void dviMovedTo (double x, double y, SpecialActions &actions) =0;
+};
+
+
+class SpecialHandler
+{
+ friend class SpecialManager;
+ public:
+ virtual ~SpecialHandler () =default;
+ virtual const char** prefixes () const=0;
+ virtual const char* info () const=0;
+ virtual const char* name () const=0;
+ virtual void setDviScaleFactor (double dvi2bp) {}
+ virtual void preprocess (const char *prefix, std::istream &is, SpecialActions &actions) {}
+ virtual bool process (const char *prefix, std::istream &is, SpecialActions &actions)=0;
+};
+
+
+#endif