| @@ -19,6 +19,8 struct SqpColorScale { | |||
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19 | 19 | |
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20 | 20 | explicit SqpColorScale(QCustomPlot &plot); |
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21 | 21 | |
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22 | void updateDataRange() noexcept; | |
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23 | ||
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22 | 24 | /// QCustomPlot object representing the color scale. |
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23 | 25 | /// @remarks The SqpColorScale instance has not the property on this pointer. The pointer must |
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24 | 26 | /// remain valid throughout the existence of the SqpColorScale instance |
| @@ -33,9 +33,28 std::pair<double, double> SqpColorScale::computeThresholds(const SqpColorScale & | |||
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33 | 33 | |
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34 | 34 | SqpColorScale::SqpColorScale(QCustomPlot &plot) |
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35 | 35 | : m_Scale{new QCPColorScale{&plot}}, |
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36 |
m_AutomaticThreshold{ |
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36 | m_AutomaticThreshold{true}, | |
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37 | 37 | m_GradientPreset{DEFAULT_GRADIENT_PRESET} |
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38 | 38 | { |
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39 | 39 | m_Scale->setGradient(m_GradientPreset); |
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40 | 40 | m_Scale->setDataRange(DEFAULT_RANGE); |
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41 | 41 | } |
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42 | ||
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43 | void SqpColorScale::updateDataRange() noexcept | |
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44 | { | |
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45 | // Updates data range only if mode is automatic | |
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46 | if (!m_AutomaticThreshold) { | |
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47 | return; | |
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48 | } | |
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49 | ||
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50 | double minThreshold, maxThreshold; | |
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51 | std::tie(minThreshold, maxThreshold) = computeThresholds(*this); | |
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52 | if (std::isnan(minThreshold) || std::isnan(maxThreshold)) { | |
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53 | qCCritical(LOG_SqpColorScale()) | |
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54 | << "Can't update data range of color scale: thresholds computed are invalid"; | |
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55 | return; | |
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56 | } | |
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57 | ||
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58 | // Updates thresholds | |
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59 | m_Scale->setDataRange({minThreshold, maxThreshold}); | |
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60 | } | |
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