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https://github.com/JakubMelka/PDF4QT.git
synced 2025-06-05 21:59:17 +02:00
Editor plugin: Style of text and paths
This commit is contained in:
Jakub Melka
@ -27,6 +27,7 @@
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#include <QFileDialog>
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#include <QImageReader>
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#include <QStandardPaths>
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#include <QColorDialog>
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namespace pdf
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{
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@ -37,6 +38,48 @@ PDFPageContentEditorEditedItemSettings::PDFPageContentEditorEditedItemSettings(Q
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{
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ui->setupUi(this);
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connect(ui->loadImageButton, &QPushButton::clicked, this, &PDFPageContentEditorEditedItemSettings::selectImage);
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for (const QString& colorName : QColor::colorNames())
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{
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QColor color(colorName);
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QIcon icon = getIconForColor(color);
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ui->penColorCombo->addItem(icon, colorName, color);
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ui->brushColorCombo->addItem(icon, colorName, color);
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}
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ui->penStyleCombo->addItem(tr("None"), int(Qt::NoPen));
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ui->penStyleCombo->addItem(tr("Solid"), int(Qt::SolidLine));
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ui->penStyleCombo->addItem(tr("Dashed"), int(Qt::DashLine));
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ui->penStyleCombo->addItem(tr("Dotted"), int(Qt::DotLine));
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ui->penStyleCombo->addItem(tr("Dash-dot"), int(Qt::DashDotLine));
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ui->penStyleCombo->addItem(tr("Dash-dot-dot"), int(Qt::DashDotDotLine));
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ui->brushStyleCombo->addItem(tr("None"), int(Qt::NoBrush));
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ui->brushStyleCombo->addItem(tr("Solid"), int(Qt::SolidPattern));
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connect(ui->selectPenColorButton, &QToolButton::clicked, this, &PDFPageContentEditorEditedItemSettings::onSelectPenColorButtonClicked);
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connect(ui->selectBrushColorButton, &QToolButton::clicked, this, &PDFPageContentEditorEditedItemSettings::onSelectBrushColorButtonClicked);
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connect(ui->penWidthEdit, QOverload<double>::of(&QDoubleSpinBox::valueChanged), this, &PDFPageContentEditorEditedItemSettings::onPenWidthChanged);
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connect(ui->penStyleCombo, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &PDFPageContentEditorEditedItemSettings::onPenStyleChanged);
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connect(ui->brushStyleCombo, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &PDFPageContentEditorEditedItemSettings::onBrushStyleChanged);
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connect(ui->penColorCombo->lineEdit(), &QLineEdit::editingFinished, this, &PDFPageContentEditorEditedItemSettings::onPenColorComboTextChanged);
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connect(ui->penColorCombo, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &PDFPageContentEditorEditedItemSettings::onPenColorComboIndexChanged);
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connect(ui->brushColorCombo->lineEdit(), &QLineEdit::editingFinished, this, &PDFPageContentEditorEditedItemSettings::onBrushColorComboTextChanged);
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connect(ui->brushColorCombo, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &PDFPageContentEditorEditedItemSettings::onBrushColorComboIndexChanged);
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}
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QIcon PDFPageContentEditorEditedItemSettings::getIconForColor(QColor color) const
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{
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QIcon icon;
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QSize iconSize = PDFWidgetUtils::scaleDPI(this, QSize(16, 16));
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QPixmap pixmap(iconSize.width(), iconSize.height());
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pixmap.fill(color);
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icon.addPixmap(pixmap);
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return icon;
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}
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PDFPageContentEditorEditedItemSettings::~PDFPageContentEditorEditedItemSettings()
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@ -67,6 +110,11 @@ void PDFPageContentEditorEditedItemSettings::loadFromElement(PDFPageContentEleme
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ui->plainTextEdit->setPlainText(text);
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}
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if (editedElement->getElement()->asText() || editedElement->getElement()->asPath())
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{
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ui->tabWidget->addTab(ui->styleTab, tr("Style"));
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}
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QTransform matrix = editedElement->getElement()->getTransform();
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PDFTransformationDecomposition decomposedTransformation = PDFPainterHelper::decomposeTransform(matrix);
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@ -78,6 +126,101 @@ void PDFPageContentEditorEditedItemSettings::loadFromElement(PDFPageContentEleme
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ui->translateInYEdit->setValue(decomposedTransformation.translateY);
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ui->tabWidget->addTab(ui->transformationTab, tr("Transformation"));
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// Style
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const PDFEditedPageContentElement* element = editedElement->getElement();
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StyleFeatures features = None;
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if (element->asPath())
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{
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features.setFlag(Pen);
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features.setFlag(PenColor);
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features.setFlag(Brush);
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}
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if (element->asText())
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{
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features.setFlag(PenColor);
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}
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const bool hasPen = features.testFlag(Pen);
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const bool hasPenColor = features.testFlag(PenColor);
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const bool hasBrush = features.testFlag(Brush);
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ui->penWidthEdit->setEnabled(hasPen);
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ui->penWidthLabel->setEnabled(hasPen);
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ui->penStyleCombo->setEnabled(hasPen);
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ui->penStyleLabel->setEnabled(hasPen);
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ui->penColorCombo->setEnabled(hasPenColor);
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ui->penColorLabel->setEnabled(hasPenColor);
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ui->selectPenColorButton->setEnabled(hasPenColor);
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ui->brushStyleLabel->setEnabled(hasBrush);
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ui->brushStyleCombo->setEnabled(hasBrush);
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ui->brushColorCombo->setEnabled(hasBrush);
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ui->brushColorLabel->setEnabled(hasBrush);
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ui->selectBrushColorButton->setEnabled(hasBrush);
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const PDFPageContentProcessorState& graphicState = element->getState();
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QPen pen = pdf::PDFPainterHelper::createPenFromState(&graphicState, graphicState.getAlphaStroking());
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QBrush brush = pdf::PDFPainterHelper::createBrushFromState(&graphicState, graphicState.getAlphaFilling());
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setPen(pen, true);
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setBrush(brush, true);
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}
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void PDFPageContentEditorEditedItemSettings::setPen(const QPen& pen, bool forceUpdate)
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{
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if (m_pen != pen || forceUpdate)
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{
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m_pen = pen;
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ui->penWidthEdit->setValue(pen.widthF());
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ui->penStyleCombo->setCurrentIndex(ui->penStyleCombo->findData(int(pen.style())));
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setColorToComboBox(ui->penColorCombo, pen.color());
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}
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}
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void PDFPageContentEditorEditedItemSettings::setBrush(const QBrush& brush, bool forceUpdate)
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{
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if (m_brush != brush || forceUpdate)
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{
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m_brush = brush;
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ui->brushStyleCombo->setCurrentIndex(ui->brushStyleCombo->findData(int(brush.style())));
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setColorToComboBox(ui->brushColorCombo, brush.color());
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}
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}
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void PDFPageContentEditorEditedItemSettings::setColorToComboBox(QComboBox* comboBox, QColor color)
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{
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if (!color.isValid())
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{
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return;
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}
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QString name = color.name(QColor::HexArgb);
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int index = comboBox->findData(color, Qt::UserRole, Qt::MatchExactly);
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if (index == -1)
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{
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// Jakub Melka: try to find text (color name)
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index = comboBox->findText(name);
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}
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if (index != -1)
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{
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comboBox->setCurrentIndex(index);
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}
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else
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{
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comboBox->addItem(getIconForColor(color), name, color);
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comboBox->setCurrentIndex(comboBox->count() - 1);
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}
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}
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void PDFPageContentEditorEditedItemSettings::saveToElement(PDFPageContentElementEdited* editedElement)
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@ -103,6 +246,16 @@ void PDFPageContentEditorEditedItemSettings::saveToElement(PDFPageContentElement
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QTransform transform = PDFPainterHelper::composeTransform(decomposedTransformation);
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editedElement->getElement()->setTransform(transform);
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if (editedElement->getElement()->asText() || editedElement->getElement()->asPath())
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{
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PDFPageContentProcessorState graphicState = editedElement->getElement()->getState();
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PDFPainterHelper::applyPenToGraphicState(&graphicState, m_pen);
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PDFPainterHelper::applyBrushToGraphicState(&graphicState, m_brush);
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editedElement->getElement()->setState(graphicState);
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}
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}
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static int PDF_gcd(int a, int b)
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@ -185,4 +338,109 @@ void PDFPageContentEditorEditedItemSettings::selectImage()
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}
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}
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void PDFPageContentEditorEditedItemSettings::setPenColor(QColor color)
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{
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if (color.isValid())
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{
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m_pen.setColor(color);
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setColorToComboBox(ui->penColorCombo, color);
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}
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}
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void PDFPageContentEditorEditedItemSettings::onSelectPenColorButtonClicked()
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{
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QColor color = QColorDialog::getColor(m_pen.color(), this, tr("Select Color for Pen"), QColorDialog::ShowAlphaChannel);
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setPenColor(color);
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}
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void PDFPageContentEditorEditedItemSettings::setBrushColor(QColor color)
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{
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if (color.isValid() && m_brush.color() != color)
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{
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m_brush.setColor(color);
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setColorToComboBox(ui->brushColorCombo, color);
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}
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}
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const QBrush& PDFPageContentEditorEditedItemSettings::getBrush() const
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{
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return m_brush;
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}
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const QPen& PDFPageContentEditorEditedItemSettings::getPen() const
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{
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return m_pen;
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}
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void PDFPageContentEditorEditedItemSettings::onSelectBrushColorButtonClicked()
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{
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QColor color = QColorDialog::getColor(m_pen.color(), this, tr("Select Color for Brush"), QColorDialog::ShowAlphaChannel);
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setBrushColor(color);
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}
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void PDFPageContentEditorEditedItemSettings::onPenWidthChanged(double value)
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{
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m_pen.setWidthF(value);
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}
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void PDFPageContentEditorEditedItemSettings::onPenStyleChanged()
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{
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Qt::PenStyle penStyle = static_cast<Qt::PenStyle>(ui->penStyleCombo->currentData().toInt());
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m_pen.setStyle(penStyle);
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}
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void PDFPageContentEditorEditedItemSettings::onBrushStyleChanged()
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{
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Qt::BrushStyle brushStyle = static_cast<Qt::BrushStyle>(ui->brushStyleCombo->currentData().toInt());
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m_brush.setStyle(brushStyle);
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}
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void PDFPageContentEditorEditedItemSettings::onPenColorComboTextChanged()
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{
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QColor color(ui->penColorCombo->currentText());
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if (color.isValid())
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{
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setColorToComboBox(ui->penColorCombo, color);
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m_pen.setColor(color);
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}
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else if (ui->penColorCombo->currentIndex() != -1)
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{
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ui->penColorCombo->setEditText(ui->penColorCombo->itemText(ui->penColorCombo->currentIndex()));
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}
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}
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void PDFPageContentEditorEditedItemSettings::onPenColorComboIndexChanged()
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{
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const int index = ui->penColorCombo->currentIndex();
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QColor color = ui->penColorCombo->itemData(index, Qt::UserRole).value<QColor>();
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if (color.isValid() && m_pen.color() != color)
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{
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m_pen.setColor(color);
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}
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}
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void PDFPageContentEditorEditedItemSettings::onBrushColorComboTextChanged()
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{
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QColor color(ui->brushColorCombo->currentText());
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if (color.isValid())
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{
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setColorToComboBox(ui->brushColorCombo, color);
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m_brush.setColor(color);
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}
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else if (ui->brushColorCombo->currentIndex() != -1)
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{
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ui->brushColorCombo->setEditText(ui->brushColorCombo->itemText(ui->brushColorCombo->currentIndex()));
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}
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}
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void PDFPageContentEditorEditedItemSettings::onBrushColorComboIndexChanged()
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{
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const int index = ui->brushColorCombo->currentIndex();
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QColor color = ui->brushColorCombo->itemData(index, Qt::UserRole).value<QColor>();
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if (color.isValid())
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{
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m_brush.setColor(color);
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}
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}
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} // namespace pdf
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