1 #include "multiplyfactordialog.h" |
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2 #include "ui_multiplyfactordialog.h" |
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3 |
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4 MultiplyFactorDialog::MultiplyFactorDialog(const glm::vec3& baseVector, QWidget* parent) : |
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5 QDialog{parent}, |
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6 baseVector{baseVector}, |
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7 preview{baseVector, parent, Vec3Editor::NoMultiplyButton} |
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8 { |
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9 ui = std::make_unique<Ui::MultiplyFactorDialog>(); |
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10 ui->setupUi(this); |
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11 this->preview.setEnabled(false); |
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12 this->ui->previewGroupBox->setLayout(new QVBoxLayout{parent}); |
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13 this->ui->previewGroupBox->layout()->addWidget(&this->preview); |
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14 connect( |
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15 this->ui->invert, |
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16 &QCheckBox::clicked, |
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17 this, |
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18 &MultiplyFactorDialog::updatePreview); |
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19 connect( |
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20 this->ui->factor, |
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21 qOverload<double>(&DoubleSpinBox::valueChanged), |
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22 this, |
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23 &MultiplyFactorDialog::updatePreview); |
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24 } |
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25 |
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26 /** |
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27 * @brief empty destructor, necessary because std::unique_ptr is used with a forward declaration |
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28 */ |
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29 MultiplyFactorDialog::~MultiplyFactorDialog() |
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30 { |
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31 } |
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32 |
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33 /** |
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34 * @brief Computes the resulting vector |
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35 * @return the input vector multiplied by the specified vector |
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36 */ |
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37 glm::vec3 MultiplyFactorDialog::value() const |
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38 { |
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39 glm::vec3 result = baseVector; |
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40 if (this->ui->invert->isChecked()) |
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41 { |
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42 if (qFuzzyIsNull(this->ui->factor->value())) |
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43 { |
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44 constexpr double infinity = std::numeric_limits<double>::quiet_NaN(); |
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45 result = {infinity, infinity, infinity}; |
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46 } |
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47 else |
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48 { |
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49 result /= this->ui->factor->value(); |
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50 } |
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51 } |
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52 else |
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53 { |
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54 result *= this->ui->factor->value(); |
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55 } |
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56 return result; |
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57 } |
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58 |
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59 /** |
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60 * @brief Makes a string that is prefixed to the factor input. |
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61 * @param ui |
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62 * @return prefix string |
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63 */ |
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64 QString prefixForFactorInput(const Ui::MultiplyFactorDialog& ui) |
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65 { |
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66 if (ui.invert->isChecked()) |
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67 { |
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68 return "1 : "; |
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69 } |
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70 else |
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71 { |
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72 return ""; |
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73 } |
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74 } |
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75 |
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76 /** |
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77 * @brief Makes a string that is suffixed to the factor input. |
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78 * @param ui |
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79 * @return prefix string |
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80 */ |
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81 QString suffixForFactorInput(const Ui::MultiplyFactorDialog& ui) |
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82 { |
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83 if (ui.invert->isChecked()) |
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84 { |
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85 // render the actual factor that stuff gets effectively multiplied by |
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86 return " = " + QString::number(1.0 / (ui.factor->value())); |
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87 } |
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88 else |
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89 { |
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90 return ""; |
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91 } |
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92 } |
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93 |
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94 /** |
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95 * @brief Responds to changes in the value and updates previews accordingly |
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96 */ |
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97 void MultiplyFactorDialog::updatePreview() |
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98 { |
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99 this->ui->factor->setPrefix(::prefixForFactorInput(*this->ui)); |
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100 this->ui->factor->setSuffix(::suffixForFactorInput(*this->ui)); |
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101 this->preview.setValue(this->value()); |
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102 } |
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