diff options
| -rw-r--r-- | src/Editor.cxx | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/Editor.cxx b/src/Editor.cxx index 8c939fdb1..66103fc93 100644 --- a/src/Editor.cxx +++ b/src/Editor.cxx @@ -1761,6 +1761,12 @@ void Editor::PaintSelMargin(Surface *surfWindow, PRectangle &rc) { surface = surfWindow; } + // Clip vertically to paint area to avoid drawing line numbers + if (rcMargin.bottom > rc.bottom) + rcMargin.bottom = rc.bottom; + if (rcMargin.top < rc.top) + rcMargin.top = rc.top; + PRectangle rcSelMargin = rcMargin; rcSelMargin.right = rcMargin.left; @@ -1793,8 +1799,9 @@ void Editor::PaintSelMargin(Surface *surfWindow, PRectangle &rc) { surface->FillRectangle(rcSelMargin, vs.styles[STYLE_LINENUMBER].back); } - int visibleLine = topLine; - int yposScreen = 0; + const int lineStartPaint = rcMargin.top / vs.lineHeight; + int visibleLine = topLine + lineStartPaint; + int yposScreen = lineStartPaint * vs.lineHeight; // Work out whether the top line is whitespace located after a // lessening of fold level which implies a 'fold tail' but which should not // be displayed until the last of a sequence of whitespace. |