comparison: src/ui/multiplyfactordialog.cpp
src/ui/multiplyfactordialog.cpp
- changeset 88
- 14e51640c189
- parent 81
- 62373840e33a
- child 115
- ed884a2fb009
equal
deleted
inserted
replaced
| 87:93ec4d630346 | 88:14e51640c189 |
|---|---|
| 13 this->ui->previewGroupBox->layout()->addWidget(&this->preview); | 13 this->ui->previewGroupBox->layout()->addWidget(&this->preview); |
| 14 connect(this->ui->invert, &QCheckBox::clicked, this, &MultiplyFactorDialog::updatePreview); | 14 connect(this->ui->invert, &QCheckBox::clicked, this, &MultiplyFactorDialog::updatePreview); |
| 15 connect(this->ui->factor, qOverload<double>(&DoubleSpinBox::valueChanged), this, &MultiplyFactorDialog::updatePreview); | 15 connect(this->ui->factor, qOverload<double>(&DoubleSpinBox::valueChanged), this, &MultiplyFactorDialog::updatePreview); |
| 16 } | 16 } |
| 17 | 17 |
| 18 /** | |
| 19 * @brief empty destructor, necessary because std::unique_ptr is used with a forward declaration | |
| 20 */ | |
| 18 MultiplyFactorDialog::~MultiplyFactorDialog() | 21 MultiplyFactorDialog::~MultiplyFactorDialog() |
| 19 { | 22 { |
| 20 } | 23 } |
| 21 | 24 |
| 25 /** | |
| 26 * @brief Computes the resulting vector | |
| 27 * @return the input vector multiplied by the specified vector | |
| 28 */ | |
| 22 glm::vec3 MultiplyFactorDialog::value() const | 29 glm::vec3 MultiplyFactorDialog::value() const |
| 23 { | 30 { |
| 24 glm::vec3 result = baseVector; | 31 glm::vec3 result = baseVector; |
| 25 if (this->ui->invert->isChecked()) | 32 if (this->ui->invert->isChecked()) |
| 26 { | 33 { |
| 27 result /= this->ui->factor->value(); | 34 if (qFuzzyIsNull(this->ui->factor->value())) |
| 35 { | |
| 36 constexpr double infinity = std::numeric_limits<double>::quiet_NaN(); | |
| 37 result = {infinity, infinity, infinity}; | |
| 38 } | |
| 39 else | |
| 40 { | |
| 41 result /= this->ui->factor->value(); | |
| 42 } | |
| 28 } | 43 } |
| 29 else | 44 else |
| 30 { | 45 { |
| 31 result *= this->ui->factor->value(); | 46 result *= this->ui->factor->value(); |
| 32 } | 47 } |
| 33 return result; | 48 return result; |
| 34 } | 49 } |
| 35 | 50 |
| 51 /** | |
| 52 * @brief Makes a string that is prefixed to the factor input. | |
| 53 * @param ui | |
| 54 * @return prefix string | |
| 55 */ | |
| 56 QString prefixForFactorInput(const Ui::MultiplyFactorDialog& ui) | |
| 57 { | |
| 58 if (ui.invert->isChecked()) | |
| 59 { | |
| 60 return "1 : "; | |
| 61 } | |
| 62 else | |
| 63 { | |
| 64 return ""; | |
| 65 } | |
| 66 } | |
| 67 | |
| 68 /** | |
| 69 * @brief Makes a string that is suffixed to the factor input. | |
| 70 * @param ui | |
| 71 * @return prefix string | |
| 72 */ | |
| 73 QString suffixForFactorInput(const Ui::MultiplyFactorDialog& ui) | |
| 74 { | |
| 75 if (ui.invert->isChecked()) | |
| 76 { | |
| 77 // render the actual factor that stuff gets effectively multiplied by | |
| 78 return " = " + QString::number(1.0 / (ui.factor->value())); | |
| 79 } | |
| 80 else | |
| 81 { | |
| 82 return ""; | |
| 83 } | |
| 84 } | |
| 85 | |
| 86 /** | |
| 87 * @brief Responds to changes in the value and updates previews accordingly | |
| 88 */ | |
| 36 void MultiplyFactorDialog::updatePreview() | 89 void MultiplyFactorDialog::updatePreview() |
| 37 { | 90 { |
| 91 this->ui->factor->setPrefix(::prefixForFactorInput(*this->ui)); | |
| 92 this->ui->factor->setSuffix(::suffixForFactorInput(*this->ui)); | |
| 38 this->preview.setValue(this->value()); | 93 this->preview.setValue(this->value()); |
| 39 } | 94 } |
