Author: Carlos Lopez <[email protected]>
Date: Sun Apr 29 21:12:01 2012 +0200
Add two new members to RendDesc to get and set the duration of the animation.
Setting the duration modifies the end time respecting the start time.
---
synfig-core/src/synfig/renddesc.cpp | 22 ++++++++++++++++++++++
synfig-core/src/synfig/renddesc.h | 5 +++++
2 files changed, 27 insertions(+), 0 deletions(-)
diff --git a/synfig-core/src/synfig/renddesc.cpp
b/synfig-core/src/synfig/renddesc.cpp
index 4515279..509d0d2 100644
--- a/synfig-core/src/synfig/renddesc.cpp
+++ b/synfig-core/src/synfig/renddesc.cpp
@@ -555,3 +555,25 @@ RendDesc::set_subwindow(int x, int y, int w, int h)
return *this;
}
+
+RendDesc &
+RendDesc::set_duration(Time duration)
+{
+ if(get_frame_rate())
+ {
+ if(duration > Time(0.0))
+ set_time_end(get_time_start() + duration -
Time(1/get_frame_rate()));
+ else
+ set_time_end(get_time_start());
+ }
+
+ return *this;
+}
+
+const Time
+RendDesc::get_duration()
+{
+ if(get_frame_rate())
+ return (get_time_end() - get_time_start() +
Time(1/get_frame_rate()));
+ return Time(0.0);
+}
diff --git a/synfig-core/src/synfig/renddesc.h
b/synfig-core/src/synfig/renddesc.h
index 4230160..a8e0a5f 100644
--- a/synfig-core/src/synfig/renddesc.h
+++ b/synfig-core/src/synfig/renddesc.h
@@ -293,6 +293,11 @@ public:
Real get_ph()const;
//! Sets viewport to represent the screen at the given pixel coordinates
RendDesc &set_subwindow(int x, int y, int w, int h);
+ //! Sets the duration of the animation.
+ // Keeps the start time and modifies the end time to match the duration
+ RendDesc &set_duration(Time t);
+ //! Gets the duration of the animation
+ const Time get_duration();
}; // END of class RendDesc
//! This operator allows the combining of RendDesc::Lock flags using the '|'
operator
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