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Diffstat (limited to 'libs/canvas/rectangle.cc')
| -rw-r--r-- | libs/canvas/rectangle.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libs/canvas/rectangle.cc b/libs/canvas/rectangle.cc index 4bb21c42e6..cdc8d226e5 100644 --- a/libs/canvas/rectangle.cc +++ b/libs/canvas/rectangle.cc @@ -284,5 +284,8 @@ Rectangle::vertical_fraction (double y) const return 0; } - return (i.y - bbox.y0) / bbox.height(); + /* convert to fit Cairo origin model (origin at upper left) + */ + + return 1.0 - ((i.y - bbox.y0) / bbox.height()); } |