ardour/livetrax
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fix reversed dragging in stereo panner when width is negative

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git-svn-id: svn://localhost/ardour2/branches/3.0@8403 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Paul Davis 2011-01-01 17:34:06 +00:00
parent d6cd4796b8
commit b638c3f6b0
1 changed files with 11 additions and 4 deletions
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15
gtk2_ardour/stereo_panner.cc
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@ -393,11 +393,18 @@ StereoPanner::on_button_press_event (GdkEventButton* ev)
const int half_box = lr_box_size/2;
if (ev->x >= (left - half_box) && ev->x < (left + half_box)) {
dragging_left = true;
if (swidth < 0.0) {
dragging_right = true;
} else {
dragging_left = true;
}
} else if (ev->x >= (right - half_box) && ev->x < (right + half_box)) {
dragging_right = true;
if (swidth < 0.0) {
dragging_left = true;
} else {
dragging_right = true;
}
}
}
dragging = true;
@ -505,6 +512,7 @@ StereoPanner::on_motion_notify_event (GdkEventMotion* ev)
int w = get_width();
double delta = (ev->x - last_drag_x) / (double) w;
double current_width = width_control->get_value ();
if (dragging_left) {
delta = -delta;
@ -514,7 +522,6 @@ StereoPanner::on_motion_notify_event (GdkEventMotion* ev)
/* maintain position as invariant as we change the width */
double current_width = width_control->get_value ();
/* create a detent close to the center */