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authorNorbert Preining <norbert@preining.info>2019-11-16 03:00:48 +0000
committerNorbert Preining <norbert@preining.info>2019-11-16 03:00:48 +0000
commitbad81a00a2943d1fb7ff2de3d0ae48c049dac302 (patch)
treeca23b6ca941037d20dce638d0859309f3c48c66d /dviware/dvisvgm/src/SpecialActions.hpp
parent0e223aaa93c5ee0c0e937c23f75535269324d217 (diff)
CTAN sync 201911160300
Diffstat (limited to 'dviware/dvisvgm/src/SpecialActions.hpp')
-rw-r--r--dviware/dvisvgm/src/SpecialActions.hpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/dviware/dvisvgm/src/SpecialActions.hpp b/dviware/dvisvgm/src/SpecialActions.hpp
index 3a510e9ea3..7e53303792 100644
--- a/dviware/dvisvgm/src/SpecialActions.hpp
+++ b/dviware/dvisvgm/src/SpecialActions.hpp
@@ -57,6 +57,9 @@ class SpecialActions {
virtual std::string getBBoxFormatString () const =0;
virtual void progress (const char *id) {}
virtual int getDVIStackDepth () const {return 0;}
+ virtual void lockOutput () {}
+ virtual void unlockOutput () {}
+ virtual bool outputLocked () const {return false;}
static double PROGRESSBAR_DELAY; ///< progress bar doesn't appear before this time has elapsed (in sec)
};