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XFA: checkbox and image edit drawing

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This commit is contained in:
Jakub Melka
2021-12-26 19:09:19 +01:00
parent 5e48110b94
commit 62d969603e
1 changed files with 226 additions and 8 deletions
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234
Pdf4QtLib/sources/pdfxfaengine.cpp
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@@ -9715,6 +9715,7 @@ private:
PDFInteger hintTextMaxChars = 0;
PDFInteger hintFloatFracDigits = 2;
PDFInteger hintFloatLeadDigits = -1;
xfa::XFA_BaseNode::ASPECT hintImageAspect = xfa::XFA_BaseNode::ASPECT::Fit;
bool hintTextHtml = false;
};
@@ -9791,6 +9792,18 @@ private:
size_t paragraphSettingsIndex,
QPainter* painter);
void drawUiCheckButton(const xfa::XFA_checkButton* checkButton,
const NodeValue& value,
QRectF nominalExtentArea,
QPainter* painter);
void drawUiImageEdit(const xfa::XFA_imageEdit* imageEdit,
const NodeValue& value,
QList<PDFRenderError>& errors,
QRectF nominalExtentArea,
size_t paragraphSettingsIndex,
QPainter* painter);
xfa::XFA_Node<xfa::XFA_template> m_template;
const PDFDocument* m_document;
PDFForm* m_form;
@@ -11792,6 +11805,7 @@ void PDFXFAEngineImpl::drawItemValue(const xfa::XFA_value* value,
{
nodeValue.emplace();
nodeValue->value = std::move(imageValue);
nodeValue->hintImageAspect = image->getAspect();
}
else
{
@@ -11967,17 +11981,17 @@ void PDFXFAEngineImpl::drawUi(const xfa::XFA_ui* ui,
if (ui)
{
barcode = ui->getBarcode();
button = ui->getButton();
barcode = ui->getBarcode(); // TODO: implement
button = ui->getButton(); // TODO: implement
checkButton = ui->getCheckButton();
choiceList = ui->getChoiceList();
dateTimeEdit = ui->getDateTimeEdit();
choiceList = ui->getChoiceList(); // TODO: implement
dateTimeEdit = ui->getDateTimeEdit(); // TODO: implement
defaultUi = ui->getDefaultUi();
imageEdit = ui->getImageEdit();
numericEdit = ui->getNumericEdit();
passwordEdit = ui->getPasswordEdit();
signature = ui->getSignature();
textEdit = ui->getTextEdit();
numericEdit = ui->getNumericEdit(); // TODO: implement
passwordEdit = ui->getPasswordEdit(); // TODO: implement
signature = ui->getSignature(); // TODO: implement
textEdit = ui->getTextEdit(); // TODO: implement
}
const bool isNonDefaultUi = barcode || button || checkButton || choiceList ||
@@ -11989,6 +12003,14 @@ void PDFXFAEngineImpl::drawUi(const xfa::XFA_ui* ui,
{
drawUiTextEdit(textEdit, value, errors, nominalExtentArea, paragraphSettingsIndex, painter);
}
else if (checkButton || (isDefaultUi && value.value.type() == QVariant::Bool))
{
drawUiCheckButton(checkButton, value, nominalExtentArea, painter);
}
else if (imageEdit || (isDefaultUi && value.value.type() == QVariant::Image))
{
drawUiImageEdit(imageEdit, value, errors, nominalExtentArea, paragraphSettingsIndex, painter);
}
// TODO: implement all ui
}
@@ -12135,6 +12157,202 @@ void PDFXFAEngineImpl::drawUiTextEdit(const xfa::XFA_textEdit* textEdit,
}
}
void PDFXFAEngineImpl::drawUiCheckButton(const xfa::XFA_checkButton* checkButton,
const NodeValue& value,
QRectF nominalExtentArea,
QPainter* painter)
{
QRectF nominalExtent = nominalExtentArea;
QRectF nominalContentArea = nominalExtent;
QMarginsF contentMargins = checkButton ? createMargin(checkButton->getMargin()) : QMarginsF();
nominalContentArea = nominalExtent.marginsRemoved(contentMargins);
PDFReal markSize = xfa::XFA_Measurement(10.0, xfa::XFA_Measurement::Type::pt).getValuePt(nullptr);
xfa::XFA_BaseNode::SHAPE shape = xfa::XFA_BaseNode::SHAPE::Square;
xfa::XFA_BaseNode::MARK mark = xfa::XFA_BaseNode::MARK::Default;
if (checkButton)
{
// We ignore border for check buttons
markSize = checkButton->getSize().getValuePt(nullptr);
shape = checkButton->getShape();
mark = checkButton->getMark();
}
QRectF checkBoxRect = nominalContentArea;
checkBoxRect.setSize(QSizeF(markSize, markSize));
checkBoxRect.moveCenter(nominalContentArea.center());
QPen pen(Qt::black);
pen.setWidthF(1.0);
painter->setPen(pen);
painter->setBrush(Qt::NoBrush);
switch (shape)
{
case pdf::xfa::XFA_BaseNode::SHAPE::Square:
painter->drawRect(checkBoxRect);
break;
case pdf::xfa::XFA_BaseNode::SHAPE::Round:
painter->drawEllipse(checkBoxRect);
break;
}
if (value.value.toBool())
{
switch (mark)
{
case pdf::xfa::XFA_BaseNode::MARK::Default:
{
switch (shape)
{
case pdf::xfa::XFA_BaseNode::SHAPE::Square:
painter->fillRect(checkBoxRect, Qt::black);
break;
case pdf::xfa::XFA_BaseNode::SHAPE::Round:
{
QPainterPath path;
path.addEllipse(checkBoxRect);
painter->fillPath(path, Qt::black);
break;
}
}
break;
}
case pdf::xfa::XFA_BaseNode::MARK::Check:
{
PDFReal starSize = markSize * 0.9;
QPainterPath path;
path.addText(QPointF(0, 0), QFont("Arial", starSize), "✓");
path.translate(checkBoxRect.center() - path.boundingRect().center());
painter->drawPath(path);
break;
}
case pdf::xfa::XFA_BaseNode::MARK::Circle:
{
QPainterPath path;
path.addEllipse(checkBoxRect);
painter->fillPath(path, Qt::black);
break;
}
case pdf::xfa::XFA_BaseNode::MARK::Cross:
{
painter->drawLine(checkBoxRect.topLeft(), checkBoxRect.bottomRight());
painter->drawLine(checkBoxRect.bottomLeft(), checkBoxRect.topRight());
break;
}
case pdf::xfa::XFA_BaseNode::MARK::Diamond:
{
PDFReal diamondSize = markSize * 0.4;
QPainterPath path;
path.moveTo(0, -diamondSize);
path.lineTo(diamondSize, 0);
path.lineTo(0, diamondSize);
path.lineTo(-diamondSize, 0);
path.closeSubpath();
path.translate(checkBoxRect.center());
painter->fillPath(path, Qt::black);
break;
}
case pdf::xfa::XFA_BaseNode::MARK::Square:
{
painter->fillRect(checkBoxRect, Qt::black);
break;
}
case pdf::xfa::XFA_BaseNode::MARK::Star:
{
PDFReal starSize = markSize * 0.9;
QPainterPath path;
path.addText(QPointF(0, 0), QFont("Arial", starSize), "☆");
path.translate(checkBoxRect.center() - path.boundingRect().center());
painter->drawPath(path);
break;
}
}
}
}
void PDFXFAEngineImpl::drawUiImageEdit(const xfa::XFA_imageEdit* imageEdit,
const NodeValue& value,
QList<PDFRenderError>& errors,
QRectF nominalExtentArea,
size_t paragraphSettingsIndex,
QPainter* painter)
{
QRectF nominalExtent = nominalExtentArea;
QRectF nominalContentArea = nominalExtent;
QMarginsF contentMargins = imageEdit ? createMargin(imageEdit->getMargin()) : QMarginsF();
nominalContentArea = nominalExtent.marginsRemoved(contentMargins);
if (imageEdit && imageEdit->getBorder())
{
drawItemBorder(imageEdit->getBorder(), errors, nominalExtentArea, painter);
}
QImage image = value.value.value<QImage>();
switch (value.hintImageAspect)
{
case pdf::xfa::XFA_BaseNode::ASPECT::Fit:
{
QRectF imageRect = nominalContentArea;
QSizeF imageSize = QSizeF(image.size()).scaled(imageRect.size(), Qt::KeepAspectRatio);
imageRect.setSize(imageSize);
imageRect.moveCenter(nominalContentArea.center());
painter->drawImage(imageRect, image);
break;
}
case pdf::xfa::XFA_BaseNode::ASPECT::Actual:
{
painter->drawImage(nominalContentArea.topLeft(), image);
break;
}
case pdf::xfa::XFA_BaseNode::ASPECT::Height:
{
QRectF imageRect = nominalContentArea;
QSizeF imageSize = QSizeF(image.size());
if (qFuzzyIsNull(imageSize.height()))
{
imageRect.setWidth(imageSize.width() * imageRect.height() / imageSize.height());
imageRect.moveCenter(nominalContentArea.center());
painter->drawImage(imageRect, image);
}
break;
}
case pdf::xfa::XFA_BaseNode::ASPECT::None:
{
painter->drawImage(nominalContentArea, image);
break;
}
case pdf::xfa::XFA_BaseNode::ASPECT::Width:
{
QRectF imageRect = nominalContentArea;
QSizeF imageSize = QSizeF(image.size());
if (qFuzzyIsNull(imageSize.width()))
{
imageRect.setHeight(imageSize.height() * imageRect.width() / imageSize.width());
imageRect.moveCenter(nominalContentArea.center());
painter->drawImage(imageRect, image);
}
break;
}
}
}
void PDFXFAEngineImpl::drawItemBorder(const xfa::XFA_border* item,
QList<PDFRenderError>& errors,
QRectF nominalContentArea,