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Signature plugin: Svg/Png custom image selection, bugfixing

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This commit is contained in:
Jakub Melka
2022-04-15 17:59:24 +02:00
parent 72f08c7588
commit ad30920bdb
9 changed files with 187 additions and 83 deletions
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1
Pdf4QtLib/sources/pdfpagecontenteditorstylesettings.cpp
View File

@ -232,6 +232,7 @@ void PDFPageContentEditorStyleSettings::setFontAlignment(Qt::Alignment alignment
radioButton->setChecked(false); radioButton->setChecked(false);
} }
m_alignment = alignment;
QRadioButton* radioButton = qobject_cast<QRadioButton*>(m_alignmentMapper.mapping(int(alignment))); QRadioButton* radioButton = qobject_cast<QRadioButton*>(m_alignmentMapper.mapping(int(alignment)));
radioButton->setChecked(true); radioButton->setChecked(true);

82
Pdf4QtLib/sources/pdfpagecontenteditortools.cpp
View File

@ -19,10 +19,13 @@
#include "pdfpagecontentelements.h" #include "pdfpagecontentelements.h"
#include "pdfpainterutils.h" #include "pdfpainterutils.h"
#include "pdftexteditpseudowidget.h" #include "pdftexteditpseudowidget.h"
#include "pdfdrawwidget.h"
#include <QPen> #include <QPen>
#include <QPainter> #include <QPainter>
#include <QMouseEvent> #include <QMouseEvent>
#include <QFileDialog>
#include <QImageReader>
#include <QGuiApplication> #include <QGuiApplication>
namespace pdf namespace pdf
@ -303,32 +306,34 @@ void PDFCreatePCElementLineTool::onPointPicked(PDFInteger pageIndex, QPointF pag
setActive(false); setActive(false);
} }
PDFCreatePCElementSvgTool::PDFCreatePCElementSvgTool(PDFDrawWidgetProxy* proxy, PDFCreatePCElementImageTool::PDFCreatePCElementImageTool(PDFDrawWidgetProxy* proxy,
PDFPageContentScene* scene, PDFPageContentScene* scene,
QAction* action, QAction* action,
QByteArray content, QByteArray content,
bool askSelectImage,
QObject* parent) : QObject* parent) :
BaseClass(proxy, scene, action, parent), BaseClass(proxy, scene, action, parent),
m_pickTool(nullptr), m_pickTool(nullptr),
m_element(nullptr) m_element(nullptr),
m_askSelectImage(askSelectImage)
{ {
m_pickTool = new PDFPickTool(proxy, PDFPickTool::Mode::Rectangles, this); m_pickTool = new PDFPickTool(proxy, PDFPickTool::Mode::Rectangles, this);
m_pickTool->setDrawSelectionRectangle(false); m_pickTool->setDrawSelectionRectangle(false);
addTool(m_pickTool); addTool(m_pickTool);
connect(m_pickTool, &PDFPickTool::rectanglePicked, this, &PDFCreatePCElementSvgTool::onRectanglePicked); connect(m_pickTool, &PDFPickTool::rectanglePicked, this, &PDFCreatePCElementImageTool::onRectanglePicked);
m_element = new PDFPageContentSvgElement(); m_element = new PDFPageContentImageElement();
m_element->setContent(content); m_element->setContent(content);
updateActions(); updateActions();
} }
PDFCreatePCElementSvgTool::~PDFCreatePCElementSvgTool() PDFCreatePCElementImageTool::~PDFCreatePCElementImageTool()
{ {
delete m_element; delete m_element;
} }
void PDFCreatePCElementSvgTool::drawPage(QPainter* painter, void PDFCreatePCElementImageTool::drawPage(QPainter* painter,
PDFInteger pageIndex, PDFInteger pageIndex,
const PDFPrecompiledPage* compiledPage, const PDFPrecompiledPage* compiledPage,
PDFTextLayoutGetter& layoutGetter, PDFTextLayoutGetter& layoutGetter,
@ -363,17 +368,76 @@ void PDFCreatePCElementSvgTool::drawPage(QPainter* painter,
m_element->drawPage(painter, pageIndex, compiledPage, layoutGetter, pagePointToDevicePointMatrix, errors); m_element->drawPage(painter, pageIndex, compiledPage, layoutGetter, pagePointToDevicePointMatrix, errors);
} }
const PDFPageContentElement* PDFCreatePCElementSvgTool::getElement() const const PDFPageContentElement* PDFCreatePCElementImageTool::getElement() const
{ {
return m_element; return m_element;
} }
PDFPageContentElement* PDFCreatePCElementSvgTool::getElement() PDFPageContentElement* PDFCreatePCElementImageTool::getElement()
{ {
return m_element; return m_element;
} }
void PDFCreatePCElementSvgTool::onRectanglePicked(PDFInteger pageIndex, QRectF pageRectangle) void PDFCreatePCElementImageTool::setActiveImpl(bool active)
{
BaseClass::setActiveImpl(active);
if (active && m_askSelectImage)
{
QTimer::singleShot(0, this, &PDFCreatePCElementImageTool::selectImage);
}
}
void PDFCreatePCElementImageTool::selectImage()
{
if (m_imageDirectory.isEmpty())
{
QStringList pictureDirectiories = QStandardPaths::standardLocations(QStandardPaths::PicturesLocation);
if (!pictureDirectiories.isEmpty())
{
m_imageDirectory = pictureDirectiories.last();
}
else
{
m_imageDirectory = QDir::currentPath();
}
}
QList<QByteArray> mimeTypes = QImageReader::supportedMimeTypes();
QStringList mimeTypeFilters;
for (const QByteArray& mimeType : mimeTypes)
{
mimeTypeFilters.append(mimeType);
}
QFileDialog dialog(getProxy()->getWidget(), tr("Select Image"));
dialog.setDirectory(m_imageDirectory);
dialog.setMimeTypeFilters(mimeTypeFilters);
dialog.selectMimeTypeFilter("image/svg+xml");
dialog.setAcceptMode(QFileDialog::AcceptOpen);
dialog.setFileMode(QFileDialog::ExistingFile);
if (dialog.exec() == QFileDialog::Accepted)
{
QString fileName = dialog.selectedFiles().constFirst();
QFile file(fileName);
if (file.open(QFile::ReadOnly))
{
m_element->setContent(file.readAll());
file.close();
}
else
{
setActive(false);
}
}
else
{
setActive(false);
}
}
void PDFCreatePCElementImageTool::onRectanglePicked(PDFInteger pageIndex, QRectF pageRectangle)
{ {
if (pageRectangle.isEmpty()) if (pageRectangle.isEmpty())
{ {

19
Pdf4QtLib/sources/pdfpagecontenteditortools.h
View File

@ -25,7 +25,7 @@ namespace pdf
class PDFPageContentScene; class PDFPageContentScene;
class PDFPageContentElement; class PDFPageContentElement;
class PDFPageContentSvgElement; class PDFPageContentImageElement;
class PDFPageContentElementDot; class PDFPageContentElementDot;
class PDFPageContentElementLine; class PDFPageContentElementLine;
class PDFPageContentElementTextBox; class PDFPageContentElementTextBox;
@ -90,8 +90,8 @@ private:
PDFPageContentElementRectangle* m_element; PDFPageContentElementRectangle* m_element;
}; };
/// Tool that displays SVG image /// Tool that displays SVG image (or raster image)
class PDF4QTLIBSHARED_EXPORT PDFCreatePCElementSvgTool : public PDFCreatePCElementTool class PDF4QTLIBSHARED_EXPORT PDFCreatePCElementImageTool : public PDFCreatePCElementTool
{ {
Q_OBJECT Q_OBJECT
@ -99,12 +99,13 @@ private:
using BaseClass = PDFCreatePCElementTool; using BaseClass = PDFCreatePCElementTool;
public: public:
explicit PDFCreatePCElementSvgTool(PDFDrawWidgetProxy* proxy, explicit PDFCreatePCElementImageTool(PDFDrawWidgetProxy* proxy,
PDFPageContentScene* scene, PDFPageContentScene* scene,
QAction* action, QAction* action,
QByteArray content, QByteArray content,
bool askSelectImage,
QObject* parent); QObject* parent);
virtual ~PDFCreatePCElementSvgTool() override; virtual ~PDFCreatePCElementImageTool() override;
virtual void drawPage(QPainter* painter, virtual void drawPage(QPainter* painter,
PDFInteger pageIndex, PDFInteger pageIndex,
@ -116,11 +117,17 @@ public:
virtual const PDFPageContentElement* getElement() const override; virtual const PDFPageContentElement* getElement() const override;
virtual PDFPageContentElement* getElement() override; virtual PDFPageContentElement* getElement() override;
protected:
virtual void setActiveImpl(bool active) override;
private: private:
void selectImage();
void onRectanglePicked(pdf::PDFInteger pageIndex, QRectF pageRectangle); void onRectanglePicked(pdf::PDFInteger pageIndex, QRectF pageRectangle);
PDFPickTool* m_pickTool; PDFPickTool* m_pickTool;
PDFPageContentSvgElement* m_element; PDFPageContentImageElement* m_element;
bool m_askSelectImage;
QString m_imageDirectory;
}; };
/// Tool that creates line element. /// Tool that creates line element.

59
Pdf4QtLib/sources/pdfpagecontentelements.cpp
View File

@ -27,6 +27,7 @@
#include <QMouseEvent> #include <QMouseEvent>
#include <QSvgRenderer> #include <QSvgRenderer>
#include <QApplication> #include <QApplication>
#include <QImageReader>
namespace pdf namespace pdf
{ {
@ -1066,20 +1067,20 @@ void PDFPageContentElementLine::setLine(const QLineF& newLine)
} }
} }
PDFPageContentSvgElement::PDFPageContentSvgElement() : PDFPageContentImageElement::PDFPageContentImageElement() :
m_renderer(std::make_unique<QSvgRenderer>()) m_renderer(std::make_unique<QSvgRenderer>())
{ {
} }
PDFPageContentSvgElement::~PDFPageContentSvgElement() PDFPageContentImageElement::~PDFPageContentImageElement()
{ {
} }
PDFPageContentSvgElement* PDFPageContentSvgElement::clone() const PDFPageContentImageElement* PDFPageContentImageElement::clone() const
{ {
PDFPageContentSvgElement* copy = new PDFPageContentSvgElement(); PDFPageContentImageElement* copy = new PDFPageContentImageElement();
copy->setElementId(getElementId()); copy->setElementId(getElementId());
copy->setPageIndex(getPageIndex()); copy->setPageIndex(getPageIndex());
copy->setRectangle(getRectangle()); copy->setRectangle(getRectangle());
@ -1087,7 +1088,7 @@ PDFPageContentSvgElement* PDFPageContentSvgElement::clone() const
return copy; return copy;
} }
void PDFPageContentSvgElement::drawPage(QPainter* painter, void PDFPageContentImageElement::drawPage(QPainter* painter,
PDFInteger pageIndex, PDFInteger pageIndex,
const PDFPrecompiledPage* compiledPage, const PDFPrecompiledPage* compiledPage,
PDFTextLayoutGetter& layoutGetter, PDFTextLayoutGetter& layoutGetter,
@ -1107,6 +1108,8 @@ void PDFPageContentSvgElement::drawPage(QPainter* painter,
painter->setWorldMatrix(pagePointToDevicePointMatrix, true); painter->setWorldMatrix(pagePointToDevicePointMatrix, true);
painter->setRenderHint(QPainter::Antialiasing); painter->setRenderHint(QPainter::Antialiasing);
if (m_renderer->isValid())
{
QRectF viewBox = m_renderer->viewBoxF(); QRectF viewBox = m_renderer->viewBoxF();
if (!viewBox.isValid()) if (!viewBox.isValid())
{ {
@ -1124,53 +1127,79 @@ void PDFPageContentSvgElement::drawPage(QPainter* painter,
targetRenderBox.moveTopLeft(QPointF(0, 0)); targetRenderBox.moveTopLeft(QPointF(0, 0));
m_renderer->render(painter, targetRenderBox); m_renderer->render(painter, targetRenderBox);
}
else if (!m_image.isNull())
{
QRectF viewBox(QPointF(0, 0), m_image.size());
QRectF renderBox = getRectangle();
QSizeF viewBoxSize = viewBox.size();
QSizeF renderBoxSize = viewBoxSize.scaled(renderBox.size(), Qt::KeepAspectRatio);
QRectF targetRenderBox = QRectF(QPointF(), renderBoxSize);
targetRenderBox.moveCenter(renderBox.center());
painter->translate(targetRenderBox.bottomLeft());
painter->scale(1.0, -1.0);
targetRenderBox.moveTopLeft(QPointF(0, 0));
painter->drawImage(targetRenderBox, m_image);
}
} }
uint PDFPageContentSvgElement::getManipulationMode(const QPointF& point, PDFReal snapPointDistanceThreshold) const uint PDFPageContentImageElement::getManipulationMode(const QPointF& point, PDFReal snapPointDistanceThreshold) const
{ {
return getRectangleManipulationMode(getRectangle(), point, snapPointDistanceThreshold); return getRectangleManipulationMode(getRectangle(), point, snapPointDistanceThreshold);
} }
void PDFPageContentSvgElement::performManipulation(uint mode, const QPointF& offset) void PDFPageContentImageElement::performManipulation(uint mode, const QPointF& offset)
{ {
performRectangleManipulation(m_rectangle, mode, offset); performRectangleManipulation(m_rectangle, mode, offset);
} }
QRectF PDFPageContentSvgElement::getBoundingBox() const QRectF PDFPageContentImageElement::getBoundingBox() const
{ {
return getRectangle(); return getRectangle();
} }
void PDFPageContentSvgElement::setSize(QSizeF size) void PDFPageContentImageElement::setSize(QSizeF size)
{ {
performRectangleSetSize(m_rectangle, size); performRectangleSetSize(m_rectangle, size);
} }
QString PDFPageContentSvgElement::getDescription() const QString PDFPageContentImageElement::getDescription() const
{ {
return formatDescription(PDFTranslationContext::tr("SVG image")); return formatDescription(PDFTranslationContext::tr("SVG image"));
} }
const QByteArray& PDFPageContentSvgElement::getContent() const const QByteArray& PDFPageContentImageElement::getContent() const
{ {
return m_content; return m_content;
} }
void PDFPageContentSvgElement::setContent(const QByteArray& newContent) void PDFPageContentImageElement::setContent(const QByteArray& newContent)
{ {
if (m_content != newContent) if (m_content != newContent)
{ {
m_content = newContent; m_content = newContent;
m_renderer->load(m_content); if (!m_renderer->load(m_content))
{
QByteArray imageData = m_content;
QBuffer buffer(&imageData);
buffer.open(QBuffer::ReadOnly);
QImageReader reader(&buffer);
m_image = reader.read();
buffer.close();;
}
} }
} }
const QRectF& PDFPageContentSvgElement::getRectangle() const const QRectF& PDFPageContentImageElement::getRectangle() const
{ {
return m_rectangle; return m_rectangle;
} }
void PDFPageContentSvgElement::setRectangle(const QRectF& newRectangle) void PDFPageContentImageElement::setRectangle(const QRectF& newRectangle)
{ {
m_rectangle = newRectangle; m_rectangle = newRectangle;
} }

9
Pdf4QtLib/sources/pdfpagecontentelements.h
View File

@ -270,13 +270,13 @@ private:
QPainterPath m_curve; QPainterPath m_curve;
}; };
class PDF4QTLIBSHARED_EXPORT PDFPageContentSvgElement : public PDFPageContentElement class PDF4QTLIBSHARED_EXPORT PDFPageContentImageElement : public PDFPageContentElement
{ {
public: public:
PDFPageContentSvgElement(); PDFPageContentImageElement();
virtual ~PDFPageContentSvgElement(); virtual ~PDFPageContentImageElement();
virtual PDFPageContentSvgElement* clone() const override; virtual PDFPageContentImageElement* clone() const override;
virtual void drawPage(QPainter* painter, virtual void drawPage(QPainter* painter,
PDFInteger pageIndex, PDFInteger pageIndex,
@ -302,6 +302,7 @@ public:
private: private:
QRectF m_rectangle; QRectF m_rectangle;
QByteArray m_content; QByteArray m_content;
QImage m_image;
std::unique_ptr<QSvgRenderer> m_renderer; std::unique_ptr<QSvgRenderer> m_renderer;
}; };

18
Pdf4QtViewer/resources/pce-layout-h.svg
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@ -3,8 +3,7 @@
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"> <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
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width="24px" height="24px" viewBox="0 0 24 24" enable-background="new 0 0 24 24" xml:space="preserve"> width="24px" height="24px" viewBox="0 0 24 24" enable-background="new 0 0 24 24" xml:space="preserve">
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@ -12,13 +11,12 @@
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18
Pdf4QtViewer/resources/pce-layout-v.svg
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@ -3,7 +3,8 @@
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"> <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg version="1.1" id="Vrstva_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" <svg version="1.1" id="Vrstva_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
width="24px" height="24px" viewBox="0 0 24 24" enable-background="new 0 0 24 24" xml:space="preserve"> width="24px" height="24px" viewBox="0 0 24 24" enable-background="new 0 0 24 24" xml:space="preserve">
<path fill="#292D32" d="M21.943,17.113c0.127-0.611,0.19-1.328,0.201-2.186V9.072c-0.014-0.879-0.076-1.573-0.203-2.182 <g>
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7
Pdf4QtViewerPlugins/SignaturePlugin/signatureplugin.cpp
View File

@ -126,14 +126,15 @@ void SignaturePlugin::setWidget(pdf::PDFWidget* widget)
m_tools[TextTool] = new pdf::PDFCreatePCElementTextTool(widget->getDrawWidgetProxy(), &m_scene, createTextAction, this); m_tools[TextTool] = new pdf::PDFCreatePCElementTextTool(widget->getDrawWidgetProxy(), &m_scene, createTextAction, this);
m_tools[FreehandCurveTool] = new pdf::PDFCreatePCElementFreehandCurveTool(widget->getDrawWidgetProxy(), &m_scene, createFreehandCurveAction, this); m_tools[FreehandCurveTool] = new pdf::PDFCreatePCElementFreehandCurveTool(widget->getDrawWidgetProxy(), &m_scene, createFreehandCurveAction, this);
m_tools[AcceptMarkTool] = new pdf::PDFCreatePCElementSvgTool(widget->getDrawWidgetProxy(), &m_scene, createAcceptMarkAction, acceptMarkContent, this); m_tools[AcceptMarkTool] = new pdf::PDFCreatePCElementImageTool(widget->getDrawWidgetProxy(), &m_scene, createAcceptMarkAction, acceptMarkContent, false, this);
m_tools[RejectMarkTool] = new pdf::PDFCreatePCElementSvgTool(widget->getDrawWidgetProxy(), &m_scene, createRejectMarkAction, rejectMarkContent, this); m_tools[RejectMarkTool] = new pdf::PDFCreatePCElementImageTool(widget->getDrawWidgetProxy(), &m_scene, createRejectMarkAction, rejectMarkContent, false, this);
m_tools[RectangleTool] = new pdf::PDFCreatePCElementRectangleTool(widget->getDrawWidgetProxy(), &m_scene, createRectangleAction, false, this); m_tools[RectangleTool] = new pdf::PDFCreatePCElementRectangleTool(widget->getDrawWidgetProxy(), &m_scene, createRectangleAction, false, this);
m_tools[RoundedRectangleTool] = new pdf::PDFCreatePCElementRectangleTool(widget->getDrawWidgetProxy(), &m_scene, createRoundedRectangleAction, true, this); m_tools[RoundedRectangleTool] = new pdf::PDFCreatePCElementRectangleTool(widget->getDrawWidgetProxy(), &m_scene, createRoundedRectangleAction, true, this);
m_tools[HorizontalLineTool] = new pdf::PDFCreatePCElementLineTool(widget->getDrawWidgetProxy(), &m_scene, createHorizontalLineAction, true, false, this); m_tools[HorizontalLineTool] = new pdf::PDFCreatePCElementLineTool(widget->getDrawWidgetProxy(), &m_scene, createHorizontalLineAction, true, false, this);
m_tools[VerticalLineTool] = new pdf::PDFCreatePCElementLineTool(widget->getDrawWidgetProxy(), &m_scene, createVerticalLineAction, false, true, this); m_tools[VerticalLineTool] = new pdf::PDFCreatePCElementLineTool(widget->getDrawWidgetProxy(), &m_scene, createVerticalLineAction, false, true, this);
m_tools[LineTool] = new pdf::PDFCreatePCElementLineTool(widget->getDrawWidgetProxy(), &m_scene, createLineAction, false, false, this); m_tools[LineTool] = new pdf::PDFCreatePCElementLineTool(widget->getDrawWidgetProxy(), &m_scene, createLineAction, false, false, this);
m_tools[DotTool] = new pdf::PDFCreatePCElementDotTool(widget->getDrawWidgetProxy(), &m_scene, createDotAction, this); m_tools[DotTool] = new pdf::PDFCreatePCElementDotTool(widget->getDrawWidgetProxy(), &m_scene, createDotAction, this);
m_tools[ImageTool] = new pdf::PDFCreatePCElementImageTool(widget->getDrawWidgetProxy(), &m_scene, createSvgImageAction, QByteArray(), true, this);
pdf::PDFToolManager* toolManager = widget->getToolManager(); pdf::PDFToolManager* toolManager = widget->getToolManager();
for (pdf::PDFWidgetTool* tool : m_tools) for (pdf::PDFWidgetTool* tool : m_tools)
@ -287,7 +288,7 @@ void SignaturePlugin::setActive(bool active)
if (pdf::PDFWidgetTool* tool = m_widget->getToolManager()->getActiveTool()) if (pdf::PDFWidgetTool* tool = m_widget->getToolManager()->getActiveTool())
{ {
auto it = std::find(m_tools.cbegin(), m_tools.cend(), tool); auto it = std::find(m_tools.cbegin(), m_tools.cend(), tool);
if (it == m_tools.cend()) if (it != m_tools.cend())
{ {
m_widget->getToolManager()->setActiveTool(nullptr); m_widget->getToolManager()->setActiveTool(nullptr);
} }

1
Pdf4QtViewerPlugins/SignaturePlugin/signatureplugin.h
View File

@ -98,6 +98,7 @@ private:
VerticalLineTool, VerticalLineTool,
LineTool, LineTool,
DotTool, DotTool,
ImageTool,
LastTool LastTool
}; };