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Implements preview update...
Alexandre Leroux -
r1048:24ae1d9817ff
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@@ -1,37 +1,40
1 1 #ifndef SCIQLOP_COLORSCALEEDITOR_H
2 2 #define SCIQLOP_COLORSCALEEDITOR_H
3 3
4 4 #include <QButtonGroup>
5 5 #include <QDialog>
6 6
7 7 namespace Ui {
8 8 class ColorScaleEditor;
9 9 } // Ui
10 10
11 11 class QCPColorScale;
12 12
13 13 /**
14 14 * @brief The ColorScaleEditor class represents the widget to set properties of color scale's graphs
15 15 */
16 16 class ColorScaleEditor : public QDialog {
17 17 Q_OBJECT
18 18
19 19 public:
20 20 explicit ColorScaleEditor(QWidget *parent = 0);
21 21 virtual ~ColorScaleEditor() noexcept;
22 22
23 23 private:
24 24 Ui::ColorScaleEditor *ui;
25 25 QButtonGroup *m_ThresholdGroup;
26 26 QCPColorScale *m_PreviewScale; ///< Scale shown as preview
27 27
28 28 private slots:
29 29 /// Slot called when max threshold value changes
30 30 void onMaxChanged();
31 31 /// Slot called when min threshold value changes
32 32 void onMinChanged();
33 33 /// Slot called when the threshold mode (auto or manual) changes
34 34 void onThresholdChanged(bool checked);
35
36 /// Slot called when a property of the color scale changed
37 void updatePreview();
35 38 };
36 39
37 40 #endif // SCIQLOP_COLORSCALEEDITOR_H
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@@ -1,104 +1,116
1 1 #include "Visualization/ColorScaleEditor.h"
2 2 #include "Visualization/qcustomplot.h"
3 3
4 4 #include "ui_ColorScaleEditor.h"
5 5
6 6 namespace {
7 7
8 8 const auto GRADIENTS = QVariantMap{{"Candy", QCPColorGradient::gpCandy},
9 9 {"Cold", QCPColorGradient::gpCold},
10 10 {"Geography", QCPColorGradient::gpGeography},
11 11 {"Grayscale", QCPColorGradient::gpGrayscale},
12 12 {"Hot", QCPColorGradient::gpHot},
13 13 {"Hues", QCPColorGradient::gpHues},
14 14 {"Ion", QCPColorGradient::gpIon},
15 15 {"Jet", QCPColorGradient::gpJet},
16 16 {"Night", QCPColorGradient::gpNight},
17 17 {"Polar", QCPColorGradient::gpPolar},
18 18 {"Spectrum", QCPColorGradient::gpSpectrum},
19 19 {"Thermal", QCPColorGradient::gpThermal}};
20 20
21 21 } // namespace
22 22
23 23 ColorScaleEditor::ColorScaleEditor(QWidget *parent)
24 24 : QDialog{parent}, ui{new Ui::ColorScaleEditor}, m_ThresholdGroup{new QButtonGroup{this}}
25 25 {
26 26 ui->setupUi(this);
27 27
28 28 // Inits gradient combobox content
29 29 for (auto it = GRADIENTS.begin(), end = GRADIENTS.end(); it != end; ++it) {
30 30 ui->gradientComboBox->addItem(it.key(), it.value());
31 31 }
32 32
33 33 // Creates threshold group
34 34 m_ThresholdGroup->addButton(ui->thresholdAutoButton);
35 35 m_ThresholdGroup->addButton(ui->thresholdManualButton);
36 36
37 37 // Inits min/max spinboxes' properties
38 38 auto setSpinBoxProperties = [](auto &spinBox) {
39 39 spinBox.setDecimals(3);
40 40 spinBox.setMinimum(-std::numeric_limits<double>::max());
41 41 spinBox.setMaximum(std::numeric_limits<double>::max());
42 42 };
43 43 setSpinBoxProperties(*ui->minSpinBox);
44 44 setSpinBoxProperties(*ui->maxSpinBox);
45 45
46 46 // Creates color scale preview
47 47 m_PreviewScale = new QCPColorScale{ui->plot};
48 48 m_PreviewScale->setType(QCPAxis::atTop);
49 49 m_PreviewScale->setMinimumMargins(QMargins{5, 5, 5, 5});
50 50 m_PreviewScale->axis()->setScaleType(QCPAxis::stLogarithmic);
51 51 m_PreviewScale->axis()->setNumberPrecision(0);
52 52 m_PreviewScale->axis()->setNumberFormat("eb");
53 53 m_PreviewScale->axis()->setTicker(QSharedPointer<QCPAxisTickerLog>::create());
54 54 m_PreviewScale->setGradient(QCPColorGradient{QCPColorGradient::gpJet});
55 55
56 56 ui->plot->plotLayout()->clear();
57 57 ui->plot->plotLayout()->insertRow(0);
58 58 ui->plot->plotLayout()->addElement(0, 0, m_PreviewScale);
59 59
60 60 // Inits connections
61 connect(ui->gradientComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(updatePreview()));
61 62 connect(ui->thresholdAutoButton, SIGNAL(toggled(bool)), this, SLOT(onThresholdChanged(bool)));
62 63 connect(ui->thresholdManualButton, SIGNAL(toggled(bool)), this, SLOT(onThresholdChanged(bool)));
63 64 connect(ui->minSpinBox, SIGNAL(editingFinished()), this, SLOT(onMinChanged()));
64 65 connect(ui->maxSpinBox, SIGNAL(editingFinished()), this, SLOT(onMaxChanged()));
65 66
66 67 // First update
67 68 onThresholdChanged(true);
69 updatePreview();
68 70 }
69 71
70 72 ColorScaleEditor::~ColorScaleEditor() noexcept
71 73 {
72 74 delete ui;
73 75 }
74 76
75 77 void ColorScaleEditor::onMaxChanged()
76 78 {
77 79 // Ensures that max >= min
78 80 auto maxValue = ui->maxSpinBox->value();
79 81 if (maxValue < ui->minSpinBox->value()) {
80 82 ui->minSpinBox->setValue(maxValue);
81 83 }
82 84
85 updatePreview();
83 86 }
84 87
85 88 void ColorScaleEditor::onMinChanged()
86 89 {
87 90 // Ensures that min <= max
88 91 auto minValue = ui->minSpinBox->value();
89 92 if (minValue > ui->maxSpinBox->value()) {
90 93 ui->maxSpinBox->setValue(minValue);
91 94 }
92 95
96 updatePreview();
93 97 }
94 98
95 99 void ColorScaleEditor::onThresholdChanged(bool checked)
96 100 {
97 101 if (checked) {
98 102 auto isAutomatic = ui->thresholdAutoButton == m_ThresholdGroup->checkedButton();
99 103
100 104 ui->minSpinBox->setEnabled(!isAutomatic);
101 105 ui->maxSpinBox->setEnabled(!isAutomatic);
102 106 }
103 107 }
104 108
109 void ColorScaleEditor::updatePreview()
110 {
111 m_PreviewScale->setDataRange(QCPRange{ui->minSpinBox->value(), ui->maxSpinBox->value()});
112 m_PreviewScale->setGradient(
113 ui->gradientComboBox->currentData().value<QCPColorGradient::GradientPreset>());
114
115 ui->plot->replot();
116 }
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