* In the process of fixing the math background color bug, this commit transfer backgr...

[lyx.git] / src / insets / render_graphic.C

diff --git a/src/insets/render_graphic.C b/src/insets/render_graphic.C
index 9ab569732884ed33e1f67a8588e4000a86e38fa3..513b602d181edb1f71eb93852ac3996e32cf52f8 100644 (file)
--- a/src/insets/render_graphic.C
+++ b/src/insets/render_graphic.C
@@ -140,7 +140,7 @@ bool readyToDisplay(graphics::Loader const & loader)
 } // namespace anon
 
 
-void RenderGraphic::metrics(MetricsInfo & mi, Dimension & dim) const
+bool RenderGraphic::metrics(MetricsInfo & mi, Dimension & dim) const
 {
        bool image_ready = displayGraphic(params_) && readyToDisplay(loader_);
 
@@ -175,7 +175,9 @@ void RenderGraphic::metrics(MetricsInfo & mi, Dimension & dim) const
                dim.wid = std::max(50, font_width + 15);
        }
 
+       bool const changed = dim_ != dim;
        dim_ = dim;
+       return changed;
 }