Qt
Internal/Contributor docs for the Qt SDK. <b>Note:</b> These are NOT official API docs; those are found <a href='https://doc.qt.io/'>here</a>.
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#include <qprintengine_pdf_p.h>
Public Member Functions | |
QPdfPrintEngine (QPrinter::PrinterMode m, QPdfEngine::PdfVersion version=QPdfEngine::Version_1_4) | |
virtual | ~QPdfPrintEngine () |
bool | begin (QPaintDevice *pdev) override |
Reimplement this function to initialise your paint engine when painting is to start on the paint device pdev. | |
bool | end () override |
Reimplement this function to finish painting on the current paint device. | |
bool | abort () override |
Instructs the print engine to abort the printing process. | |
QPrinter::PrinterState | printerState () const override |
Returns the current state of the printer being used by the print engine. | |
bool | newPage () override |
Instructs the print engine to start a new page. | |
int | metric (QPaintDevice::PaintDeviceMetric) const override |
Returns the metric for the given id. | |
virtual void | setProperty (PrintEnginePropertyKey key, const QVariant &value) override |
Sets the print engine's property specified by key to the given value. | |
virtual QVariant | property (PrintEnginePropertyKey key) const override |
Returns the print engine's property specified by key. | |
Public Member Functions inherited from QPdfEngine | |
QPdfEngine () | |
QPdfEngine (QPdfEnginePrivate &d) | |
~QPdfEngine () | |
void | setOutputFilename (const QString &filename) |
void | setResolution (int resolution) |
int | resolution () const |
void | setPdfVersion (PdfVersion version) |
void | setDocumentXmpMetadata (const QByteArray &xmpMetadata) |
QByteArray | documentXmpMetadata () const |
void | addFileAttachment (const QString &fileName, const QByteArray &data, const QString &mimeType) |
ColorModel | colorModel () const |
void | setColorModel (ColorModel model) |
void | drawPoints (const QPointF *points, int pointCount) override |
Draws the first pointCount points in the buffer points. | |
void | drawLines (const QLineF *lines, int lineCount) override |
The default implementation splits the list of lines in lines into lineCount separate calls to drawPath() or drawPolygon() depending on the feature set of the paint engine. | |
void | drawRects (const QRectF *rects, int rectCount) override |
Draws the first rectCount rectangles in the buffer rects. | |
void | drawPolygon (const QPointF *points, int pointCount, PolygonDrawMode mode) override |
Reimplement this virtual function to draw the polygon defined by the pointCount first points in points, using mode mode. | |
void | drawPath (const QPainterPath &path) override |
The default implementation ignores the path and does nothing. | |
void | drawTextItem (const QPointF &p, const QTextItem &textItem) override |
This function draws the text item textItem at position p. | |
void | drawPixmap (const QRectF &rectangle, const QPixmap &pixmap, const QRectF &sr) override |
Reimplement this function to draw the part of the pm specified by the sr rectangle in the given r. | |
void | drawImage (const QRectF &r, const QImage &pm, const QRectF &sr, Qt::ImageConversionFlags flags=Qt::AutoColor) override |
Reimplement this function to draw the part of the image specified by the sr rectangle in the given rectangle using the given conversion flags flags, to convert it to a pixmap. | |
void | drawTiledPixmap (const QRectF &rectangle, const QPixmap &pixmap, const QPointF &point) override |
Reimplement this function to draw the pixmap in the given rect, starting at the given p. | |
void | drawHyperlink (const QRectF &r, const QUrl &url) |
void | updateState (const QPaintEngineState &state) override |
Reimplement this function to update the state of a paint engine. | |
int | metric (QPaintDevice::PaintDeviceMetric metricType) const |
Type | type () const override |
Reimplement this function to return the paint engine \l{Type}. | |
bool | newPage () |
void | setPageLayout (const QPageLayout &pageLayout) |
void | setPageSize (const QPageSize &pageSize) |
void | setPageOrientation (QPageLayout::Orientation orientation) |
void | setPageMargins (const QMarginsF &margins, QPageLayout::Unit units=QPageLayout::Point) |
QPageLayout | pageLayout () const |
void | setPen () |
void | setBrush () |
void | setupGraphicsState (QPaintEngine::DirtyFlags flags) |
Public Member Functions inherited from QPaintEngine | |
QPaintEngine (PaintEngineFeatures features=PaintEngineFeatures()) | |
Creates a paint engine with the featureset specified by caps. | |
virtual | ~QPaintEngine () |
Destroys the paint engine. | |
bool | isActive () const |
Returns true if the paint engine is actively drawing; otherwise returns false . | |
void | setActive (bool newState) |
Sets the active state of the paint engine to state. | |
virtual void | drawRects (const QRect *rects, int rectCount) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.The default implementation converts the first rectCount rectangles in the buffer rects to a QRectF and calls the floating point version of this function. | |
virtual void | drawLines (const QLine *lines, int lineCount) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.The default implementation converts the first lineCount lines in lines to a QLineF and calls the floating point version of this function. | |
virtual void | drawEllipse (const QRectF &r) |
Reimplement this function to draw the largest ellipse that can be contained within rectangle rect. | |
virtual void | drawEllipse (const QRect &r) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.The default implementation of this function calls the floating point version of this function. | |
virtual void | drawPoints (const QPoint *points, int pointCount) |
Draws the first pointCount points in the buffer points. | |
virtual void | drawPolygon (const QPoint *points, int pointCount, PolygonDrawMode mode) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Reimplement this virtual function to draw the polygon defined by the pointCount first points in points, using mode mode. | |
void | setPaintDevice (QPaintDevice *device) |
QPaintDevice * | paintDevice () const |
Returns the device that this engine is painting on, if painting is active; otherwise returns \nullptr. | |
void | setSystemClip (const QRegion &baseClip) |
QRegion | systemClip () const |
void | setSystemRect (const QRect &rect) |
QRect | systemRect () const |
virtual QPoint | coordinateOffset () const |
void | fix_neg_rect (int *x, int *y, int *w, int *h) |
bool | testDirty (DirtyFlags df) |
void | setDirty (DirtyFlags df) |
void | clearDirty (DirtyFlags df) |
bool | hasFeature (PaintEngineFeatures feature) const |
Returns true if the paint engine supports the specified feature; otherwise returns false . | |
QPainter * | painter () const |
Returns the paint engine's painter. | |
void | syncState () |
bool | isExtended () const |
virtual QPixmap | createPixmap (QSize size) |
virtual QPixmap | createPixmapFromImage (QImage image, Qt::ImageConversionFlags flags=Qt::AutoColor) |
Public Member Functions inherited from QPrintEngine | |
virtual | ~QPrintEngine () |
Destroys the print engine. | |
Public Attributes | |
QPrinter::PrinterState | state |
Protected Member Functions | |
QPdfPrintEngine (QPdfPrintEnginePrivate &p) | |
Protected Member Functions inherited from QPaintEngine | |
QPaintEngine (QPaintEnginePrivate &data, PaintEngineFeatures devcaps=PaintEngineFeatures()) | |
Additional Inherited Members | |
Public Types inherited from QPdfEngine | |
enum | PdfVersion { Version_1_4 , Version_A1b , Version_1_6 } |
enum class | ColorModel { RGB , Grayscale , CMYK , Auto } |
Public Types inherited from QPaintEngine | |
enum | PaintEngineFeature { PrimitiveTransform = 0x00000001 , PatternTransform = 0x00000002 , PixmapTransform = 0x00000004 , PatternBrush = 0x00000008 , LinearGradientFill = 0x00000010 , RadialGradientFill = 0x00000020 , ConicalGradientFill = 0x00000040 , AlphaBlend = 0x00000080 , PorterDuff = 0x00000100 , PainterPaths = 0x00000200 , Antialiasing = 0x00000400 , BrushStroke = 0x00000800 , ConstantOpacity = 0x00001000 , MaskedBrush = 0x00002000 , PerspectiveTransform = 0x00004000 , BlendModes = 0x00008000 , ObjectBoundingModeGradients = 0x00010000 , RasterOpModes = 0x00020000 , PaintOutsidePaintEvent = 0x20000000 , AllFeatures = 0xffffffff } |
This enum is used to describe the features or capabilities that the paint engine has. More... | |
enum | DirtyFlag { DirtyPen = 0x0001 , DirtyBrush = 0x0002 , DirtyBrushOrigin = 0x0004 , DirtyFont = 0x0008 , DirtyBackground = 0x0010 , DirtyBackgroundMode = 0x0020 , DirtyTransform = 0x0040 , DirtyClipRegion = 0x0080 , DirtyClipPath = 0x0100 , DirtyHints = 0x0200 , DirtyCompositionMode = 0x0400 , DirtyClipEnabled = 0x0800 , DirtyOpacity = 0x1000 , AllDirty = 0xffff } |
\value DirtyPen The pen is dirty and needs to be updated. More... | |
enum | PolygonDrawMode { OddEvenMode , WindingMode , ConvexMode , PolylineMode } |
\value OddEvenMode The polygon should be drawn using OddEven fill rule. More... | |
enum | Type { X11 , Windows , QuickDraw , CoreGraphics , MacPrinter , QWindowSystem , OpenGL , Picture , SVG , Raster , Direct3D , Pdf , OpenVG , OpenGL2 , PaintBuffer , Blitter , Direct2D , User = 50 , MaxUser = 100 } |
\value X11 \value Windows \value MacPrinter \value CoreGraphics \macos's Quartz2D (CoreGraphics) \value QuickDraw \macos's QuickDraw \value QWindowSystem Qt for Embedded Linux \value OpenGL \value Picture QPicture format \value SVG Scalable Vector Graphics XML format \value Raster \value Direct3D Windows only, Direct3D based engine \value Pdf Portable Document Format \value OpenVG \value User First user type ID \value MaxUser Last user type ID \value OpenGL2 \value PaintBuffer \value Blitter \value Direct2D Windows only, Direct2D based engine More... | |
Public Types inherited from QPrintEngine | |
enum | PrintEnginePropertyKey { PPK_CollateCopies , PPK_ColorMode , PPK_Creator , PPK_DocumentName , PPK_FullPage , PPK_NumberOfCopies , PPK_Orientation , PPK_OutputFileName , PPK_PageOrder , PPK_PageRect , PPK_PageSize , PPK_PaperRect , PPK_PaperSource , PPK_PrinterName , PPK_PrinterProgram , PPK_Resolution , PPK_SelectionOption , PPK_SupportedResolutions , PPK_WindowsPageSize , PPK_FontEmbedding , PPK_Duplex , PPK_PaperSources , PPK_CustomPaperSize , PPK_PageMargins , PPK_CopyCount , PPK_SupportsMultipleCopies , PPK_PaperName , PPK_QPageSize , PPK_QPageMargins , PPK_QPageLayout , PPK_PaperSize = PPK_PageSize , PPK_CustomBase = 0xff00 } |
This enum is used to communicate properties between the print engine and QPrinter. More... | |
Protected Attributes inherited from QPaintEngine | |
QPaintEngineState * | state |
PaintEngineFeatures | gccaps |
uint | active: 1 |
uint | selfDestruct: 1 |
uint | extended: 1 |
QScopedPointer< QPaintEnginePrivate > | d_ptr |
Definition at line 44 of file qprintengine_pdf_p.h.
QT_BEGIN_NAMESPACE QPdfPrintEngine::QPdfPrintEngine | ( | QPrinter::PrinterMode | m, |
QPdfEngine::PdfVersion | version = QPdfEngine::Version_1_4 ) |
Definition at line 25 of file qprintengine_pdf.cpp.
References QPrinter::Idle, QPdfEngine::setPdfVersion(), and state.
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virtual |
Definition at line 39 of file qprintengine_pdf.cpp.
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protected |
Definition at line 33 of file qprintengine_pdf.cpp.
References QPrinter::Idle, and state.
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inlineoverridevirtual |
Instructs the print engine to abort the printing process.
Returns true if successful; otherwise returns false
.
Implements QPrintEngine.
Definition at line 57 of file qprintengine_pdf_p.h.
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overridevirtual |
Reimplement this function to initialise your paint engine when painting is to start on the paint device pdev.
Return true if the initialization was successful; otherwise return false.
Reimplemented from QPdfEngine.
Definition at line 43 of file qprintengine_pdf.cpp.
References QPrinter::Active, QPdfEngine::begin(), d, QPrinter::Error, and state.
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overridevirtual |
Reimplement this function to finish painting on the current paint device.
Return true if painting was finished successfully; otherwise return false.
Reimplemented from QPdfEngine.
Definition at line 56 of file qprintengine_pdf.cpp.
References d, QPdfEngine::end(), QPrinter::Idle, and state.
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overridevirtual |
Returns the metric for the given id.
Implements QPrintEngine.
Definition at line 73 of file qprintengine_pdf.cpp.
References QPdfEngine::metric().
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overridevirtual |
Instructs the print engine to start a new page.
Returns true
if the printer was able to create the new page; otherwise returns false
.
Implements QPrintEngine.
Definition at line 68 of file qprintengine_pdf.cpp.
References QPdfEngine::newPage().
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inlineoverridevirtual |
Returns the current state of the printer being used by the print engine.
Implements QPrintEngine.
Definition at line 58 of file qprintengine_pdf_p.h.
References state.
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overridevirtual |
Returns the print engine's property specified by key.
Implements QPrintEngine.
Reimplemented in QCupsPrintEngine.
Definition at line 213 of file qprintengine_pdf.cpp.
References QMarginsF::bottom(), d, QPageLayout::FullPageMode, QMarginsF::left(), list, QPageLayout::Point, QPrintEngine::PPK_CollateCopies, QPrintEngine::PPK_ColorMode, QPrintEngine::PPK_CopyCount, QPrintEngine::PPK_Creator, QPrintEngine::PPK_CustomBase, QPrintEngine::PPK_CustomPaperSize, QPrintEngine::PPK_DocumentName, QPrintEngine::PPK_Duplex, QPrintEngine::PPK_FontEmbedding, QPrintEngine::PPK_FullPage, QPrintEngine::PPK_NumberOfCopies, QPrintEngine::PPK_Orientation, QPrintEngine::PPK_OutputFileName, QPrintEngine::PPK_PageMargins, QPrintEngine::PPK_PageOrder, QPrintEngine::PPK_PageRect, QPrintEngine::PPK_PageSize, QPrintEngine::PPK_PaperName, QPrintEngine::PPK_PaperRect, QPrintEngine::PPK_PaperSource, QPrintEngine::PPK_PrinterName, QPrintEngine::PPK_PrinterProgram, QPrintEngine::PPK_QPageLayout, QPrintEngine::PPK_QPageMargins, QPrintEngine::PPK_QPageSize, QPrintEngine::PPK_Resolution, QPrintEngine::PPK_SelectionOption, QPrintEngine::PPK_SupportedResolutions, QPrintEngine::PPK_SupportsMultipleCopies, QPrintEngine::PPK_WindowsPageSize, qMakePair(), ret, QMarginsF::right(), and QMarginsF::top().
Referenced by QCupsPrintEngine::property().
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overridevirtual |
Sets the print engine's property specified by key to the given value.
Implements QPrintEngine.
Reimplemented in QCupsPrintEngine.
Definition at line 78 of file qprintengine_pdf.cpp.
References QPdfEngine::Auto, QPageLayout::Clamp, QPrinter::Color, d, QPageLayout::FullPageMode, QPdfEngine::Grayscale, QPrinter::GrayScale, i, QPageSize::id(), QPageLayout::isValid(), QPageSize::isValid(), QPageSize::LastPageSize, QPageSize::name(), QPdfEngine::pageLayout(), QPageLayout::Point, QPageSize::Point, QPrintEngine::PPK_CollateCopies, QPrintEngine::PPK_ColorMode, QPrintEngine::PPK_CopyCount, QPrintEngine::PPK_Creator, QPrintEngine::PPK_CustomBase, QPrintEngine::PPK_CustomPaperSize, QPrintEngine::PPK_DocumentName, QPrintEngine::PPK_Duplex, QPrintEngine::PPK_FontEmbedding, QPrintEngine::PPK_FullPage, QPrintEngine::PPK_NumberOfCopies, QPrintEngine::PPK_Orientation, QPrintEngine::PPK_OutputFileName, QPrintEngine::PPK_PageMargins, QPrintEngine::PPK_PageOrder, QPrintEngine::PPK_PageRect, QPrintEngine::PPK_PageSize, QPrintEngine::PPK_PaperName, QPrintEngine::PPK_PaperRect, QPrintEngine::PPK_PaperSource, QPrintEngine::PPK_PaperSources, QPrintEngine::PPK_PrinterName, QPrintEngine::PPK_PrinterProgram, QPrintEngine::PPK_QPageLayout, QPrintEngine::PPK_QPageMargins, QPrintEngine::PPK_QPageSize, QPrintEngine::PPK_Resolution, QPrintEngine::PPK_SelectionOption, QPrintEngine::PPK_SupportedResolutions, QPrintEngine::PPK_SupportsMultipleCopies, QPrintEngine::PPK_WindowsPageSize, Q_ASSERT, and QPageLayout::StandardMode.
Referenced by QCupsPrintEngine::setProperty().
QPrinter::PrinterState QPdfPrintEngine::state |
Definition at line 66 of file qprintengine_pdf_p.h.
Referenced by QCupsPrintEngine::QCupsPrintEngine(), QPdfPrintEngine(), QPdfPrintEngine(), begin(), and end().