| 165 | } |
| 166 | |
| 167 | void SpectrumTrace::set_offset(double delta) |
| 168 | { |
| 169 | int width = get_view_rect().width(); |
| 170 | _offset = _offset + (delta*_scale / width); |
| 171 | _offset = max(min(_offset, 1-_scale), 0.0); |
| 172 | |
| 173 | _view->set_update(_viewport, true); |
| 174 | _view->update(); |
| 175 | } |
| 176 | |
| 177 | double SpectrumTrace::get_offset() |
| 178 | { |
no test coverage detected