From bdb342123fa87c7ff5e101013109ed2a0c492869 Mon Sep 17 00:00:00 2001 From: Robin Gareus Date: Mon, 26 May 2014 18:22:21 +0200 Subject: fix prev commit, window-offset for x-fade drawing --- libs/canvas/curve.cc | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'libs/canvas/curve.cc') diff --git a/libs/canvas/curve.cc b/libs/canvas/curve.cc index b5bab9c867..66fcd2bfe3 100644 --- a/libs/canvas/curve.cc +++ b/libs/canvas/curve.cc @@ -339,20 +339,22 @@ Curve::render (Rect const & area, Cairo::RefPtr context) const } /* find left and right-most sample */ + Duple window_space; Points::size_type left = 0; Points::size_type right = n_samples; for (Points::size_type idx = 0; idx < n_samples - 1; ++idx) { left = idx; - if (samples[idx].x >= draw.x0) break; + window_space = item_to_window (Duple (samples[idx].x, 0.0)); + if (window_space.x >= draw.x0) break; } for (Points::size_type idx = n_samples; idx > left + 1; --idx) { - if (samples[idx].x <= draw.x1) break; + window_space = item_to_window (Duple (samples[idx].x, 0.0)); + if (window_space.x <= draw.x1) break; right = idx; } /* draw line between samples */ - Duple window_space; window_space = item_to_window (Duple (samples[left].x, samples[left].y)); context->move_to (window_space.x, window_space.y); for (uint32_t idx = left + 1; idx < right; ++idx) { -- cgit v1.2.3