| 144 | } |
| 145 | |
| 146 | bool AnalogSignal::measure(const QPointF &p) |
| 147 | { |
| 148 | _hover_en = false; |
| 149 | if (!enabled()) |
| 150 | return false; |
| 151 | |
| 152 | if (_view->session().is_stopped_status() == false) |
| 153 | return false; |
| 154 | |
| 155 | const QRectF window = get_view_rect(); |
| 156 | if (!window.contains(p)) |
| 157 | return false; |
| 158 | |
| 159 | if (_data->have_data() == false) |
| 160 | return false; |
| 161 | |
| 162 | const double scale = _view->scale(); |
| 163 | assert(scale > 0); |
| 164 | const int64_t pixels_offset = _view->offset(); |
| 165 | const double samplerate = _view->session().cur_snap_samplerate(); |
| 166 | const double samples_per_pixel = samplerate * scale; |
| 167 | |
| 168 | _hover_index = floor((p.x() + pixels_offset) * samples_per_pixel+0.5); |
| 169 | if (_hover_index >= _data->get_sample_count()) |
| 170 | return false; |
| 171 | |
| 172 | _hover_point = get_point(_hover_index, _hover_value); |
| 173 | _hover_en = true; |
| 174 | return true; |
| 175 | } |
| 176 | |
| 177 | bool AnalogSignal::get_hover(uint64_t &index, QPointF &p, double &value) |
| 178 | { |
nothing calls this directly
no test coverage detected