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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,158 @@ | ||
| #include "exportdialog.h" | ||
| #include "ui_exportdialog.h" | ||
| #include <QColorDialog> | ||
| #include <QFileDialog> | ||
| #include <QMessageBox> | ||
| #include <QPainter> | ||
| #include <QResizeEvent> | ||
|
|
||
| ExportDialog::ExportDialog(QWidget *parent) | ||
| : QDialog(parent), ui(new Ui::ExportDialog) { | ||
| ui->setupUi(this); | ||
| QStringList resolutionOptions{"1x", "2x", "3x", "4x"}; | ||
| ui->resolutionScaleComboBox->addItems(resolutionOptions); | ||
| ui->resolutionScaleComboBox->setCurrentText("1x"); | ||
| initConnections(); | ||
| } | ||
|
|
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| ExportDialog::~ExportDialog() { delete ui; } | ||
|
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| void ExportDialog::initConnections() { | ||
| connect(ui->destinationBrowseButton, &QPushButton::clicked, this, | ||
| &ExportDialog::selectFile); | ||
| connect(ui->buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept); | ||
| connect(ui->buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject); | ||
| connect(ui->resolutionScaleComboBox, &QComboBox::currentIndexChanged, this, | ||
| &ExportDialog::updateResolutionLabel); | ||
| connect(ui->backgroundColorToolButton, &QAbstractButton::clicked, [&]() { | ||
| QColor color = QColorDialog::getColor(currentBackgroundColor(), this, | ||
| "Set Background Color for Export", | ||
| QColorDialog::ShowAlphaChannel); | ||
| if (color.isValid()) { | ||
| updateBackgroundColor(color); | ||
| } | ||
| }); | ||
| } | ||
|
|
||
| int ExportDialog::currentResolutionScale() const { | ||
| QString currentText = ui->resolutionScaleComboBox->currentText(); | ||
| // Remove the 'x' at the end of the string | ||
| currentText = currentText.remove(currentText.length() - 1, 1); | ||
| bool conversionOk{false}; | ||
| int scale = currentText.toInt(&conversionOk); | ||
|
|
||
| if (!conversionOk) { | ||
| qWarning() << "Failed to convert resolution scale text to float: " | ||
| << currentText; | ||
| return 1; // Default to 1x if conversion fails | ||
| } | ||
| return scale; | ||
| } | ||
|
|
||
| void ExportDialog::updateResolutionLabel() { | ||
| int scale = currentResolutionScale(); | ||
| if (m_currentPixmap.isNull()) { | ||
| ui->resolutionLabel->setText("N/A"); | ||
| return; | ||
| } | ||
| QSize originalSize = m_currentPixmap.size(); | ||
|
|
||
| int newWidth = originalSize.width() * scale; | ||
| int newHeight = originalSize.height() * scale; | ||
|
|
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| QString resolutionText = QString("%1 x %2 px").arg(newWidth).arg(newHeight); | ||
|
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| ui->resolutionLabel->setText(resolutionText); | ||
| } | ||
|
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| void ExportDialog::updateFilePath(QString path) { | ||
| m_currentFilePath = path; | ||
| ui->destinationLineEdit->setText(path); | ||
| } | ||
|
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||
| QColor ExportDialog::currentBackgroundColor() const { | ||
| return m_currentBackgroundColor; | ||
| } | ||
|
|
||
| void ExportDialog::updateBackgroundColor(const QColor &color) { | ||
| m_currentBackgroundColor = color; | ||
| auto *button = ui->backgroundColorToolButton; | ||
| QPixmap pixmap = QPixmap(button->iconSize()); | ||
| pixmap.fill(color); | ||
| button->setIcon(QIcon(pixmap)); | ||
| } | ||
|
|
||
| void ExportDialog::selectFile() { | ||
| QString filter = "Portable Network Graphics (*.png);; POV-ray (*.pov)"; | ||
| QString filePath = QFileDialog::getSaveFileName(this, tr("Export graphics"), | ||
| m_currentFilePath, filter); | ||
|
|
||
| if (!filePath.isEmpty()) { | ||
| m_currentFilePath = filePath; | ||
| updateFilePath(filePath); | ||
| updatePreview(); | ||
| } | ||
| } | ||
|
|
||
| void ExportDialog::updateImage(const QImage &image) { | ||
| bool success = m_currentPixmap.convertFromImage(image); | ||
| qDebug() << "Loaded pixmap from image"; | ||
| updatePreview(); | ||
| } | ||
|
|
||
| void ExportDialog::resizeEvent(QResizeEvent *event) { | ||
| QDialog::resizeEvent(event); | ||
| qDebug() << "Dialog resized to:" << event->size(); | ||
| updatePreview(); | ||
| } | ||
|
|
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| void ExportDialog::updatePreview() { | ||
| auto *label = ui->pixmapDisplayLabel; | ||
|
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| qDebug() << "Dialog size:" << this->size(); | ||
| qDebug() << "Label size:" << label->size(); | ||
| qDebug() << "Label minimum size:" << label->minimumSize(); | ||
| qDebug() << "Label maximum size:" << label->maximumSize(); | ||
| qDebug() << "Label size policy:" << label->sizePolicy().horizontalPolicy() | ||
| << label->sizePolicy().verticalPolicy(); | ||
|
|
||
| if (m_currentPixmap.isNull()) { | ||
| qDebug() << "Current pixmap is null"; | ||
| label->setText("No image to preview"); | ||
| return; | ||
| } | ||
|
|
||
| QSize labelSize = label->size(); | ||
| QPixmap scaledPixmap = m_currentPixmap.scaled(labelSize, Qt::KeepAspectRatio, | ||
| Qt::SmoothTransformation); | ||
|
|
||
| QPixmap background(labelSize); | ||
| background.fill(QColor::fromRgb(255, 255, 255, 0)); | ||
|
|
||
| // Create a painter to draw on the background | ||
| QPainter painter(&background); | ||
|
|
||
| // Calculate position to center the scaled pixmap | ||
| int x = (labelSize.width() - scaledPixmap.width()) / 2; | ||
| int y = (labelSize.height() - scaledPixmap.height()) / 2; | ||
|
|
||
| // Draw the scaled pixmap onto the background | ||
| painter.drawPixmap(x, y, scaledPixmap); | ||
|
|
||
| // Set the final composited pixmap to the label | ||
| label->setPixmap(background); | ||
| qDebug() << "Original pixmap size:" << m_currentPixmap.size(); | ||
| qDebug() << "Scaled pixmap size:" << scaledPixmap.size(); | ||
| updateResolutionLabel(); | ||
| } | ||
|
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| void ExportDialog::accept() { | ||
| if (m_currentFilePath.isEmpty()) { | ||
| QMessageBox::warning(this, "Warning", "Please select a destination file."); | ||
| return; // Don't accept yet | ||
| } | ||
|
|
||
| QDialog::accept(); | ||
| } | ||
|
|
||
| void ExportDialog::reject() { QDialog::reject(); } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| #pragma once | ||
| #include <QDialog> | ||
| #include <QImage> | ||
|
|
||
| namespace Ui { | ||
| class ExportDialog; | ||
| } | ||
|
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| class ExportDialog : public QDialog { | ||
| Q_OBJECT | ||
|
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||
| public: | ||
| explicit ExportDialog(QWidget *parent = nullptr); | ||
| ~ExportDialog(); | ||
|
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| QString currentFilePath() const { return m_currentFilePath; } | ||
| int currentResolutionScale() const; | ||
| QColor currentBackgroundColor() const; | ||
|
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| public slots: | ||
| void updateImage(const QImage &); | ||
| void updateFilePath(QString); | ||
| void updateBackgroundColor(const QColor &); | ||
|
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| void accept() override; | ||
| void reject() override; | ||
|
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| private slots: | ||
| void updateResolutionLabel(); | ||
| void selectFile(); | ||
| void updatePreview(); | ||
|
|
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| protected: | ||
| void resizeEvent(QResizeEvent *event) override; | ||
|
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| private: | ||
| QString m_currentFilePath{"destination.png"}; | ||
| QPixmap m_currentPixmap; | ||
| QColor m_currentBackgroundColor{Qt::white}; | ||
| void initConnections(); | ||
| Ui::ExportDialog *ui; | ||
| }; |
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