The Ring programming language version 1.9 book - Part 114 of 210

1. Ring Documentation, Release 1.9
• void setMinMagFilters(QOpenGLTexture::Filter minificationQOpenGLTexture::Filter, QOpenGLTex-
ture::Filter magnificationQOpenGLTexture::Filter)
• void setMinificationFilter(QOpenGLTexture::Filter filter)
• void setMinimumLevelOfDetail(float value)
• void setMipBaseLevel(int baseLevel)
• void setMipLevelRange(int baseLevel, int maxLevel)
• void setMipLevels(int levels)
• void setMipMaxLevel(int maxLevel)
• void setSwizzleMask(QOpenGLTexture::SwizzleComponent component, QOpenGLTexture::SwizzleValue
value)
• void setSwizzleMask_2(QOpenGLTexture::SwizzleValue r, QOpenGLTexture::SwizzleValue g, QOpenGLTex-
ture::SwizzleValue b, QOpenGLTexture::SwizzleValue a)
• void setWrapMode(QOpenGLTexture::WrapMode mode)
• void setWrapMode_2(QOpenGLTexture::CoordinateDirection direction, QOpenGLTexture::WrapMode mode)
• QOpenGLTexture::SwizzleValue swizzleMask(QOpenGLTexture::SwizzleComponent component)
• int width(void)
• QOpenGLTexture::WrapMode wrapMode(QOpenGLTexture::CoordinateDirection direction)
• GLuint boundTextureId(QOpenGLTexture::BindingTarget target)
87.145 QOpenGLTimerQuery Class
C++ Reference : http://doc.qt.io/qt-5/QOpenGLTimerQuery.html
Parameters : QObject *
• void begin(void)
• bool create(void)
• void destroy(void)
• void end(void)
• bool isCreated(void)
• bool isResultAvailable(void)
• GLuint objectId(void)
• void recordTimestamp(void)
• GLuint64 waitForResult(void)
• GLuint64 waitForTimestamp(void)
87.146 QOpenGLVersionProfile Class
C++ Reference : http://doc.qt.io/qt-5/QOpenGLVersionProfile.html
Parameters : void
87.145. QOpenGLTimerQuery Class 1099

2. Ring Documentation, Release 1.9
• bool hasProfiles(void)
• bool isLegacyVersion(void)
• bool isValid(void)
• QSurfaceFormat::OpenGLContextProfile profile(void)
• void setProfile(QSurfaceFormat::OpenGLContextProfile profile)
• void setVersion(int majorVersion, int minorVersion)
• QPair<int, int> version(void)
87.147 QOpenGLVertexArrayObject Class
C++ Reference : http://doc.qt.io/qt-5/QOpenGLVertexArrayObject.html
Parameters : QObject *
• void bind(void)
• bool create(void)
• void destroy(void)
• bool isCreated(void)
• GLuint objectId(void)
• void release(void)
87.148 QOpenGLWidget Class
C++ Reference : http://doc.qt.io/qt-5/QOpenGLWidget.html
Parameters : QWidget *
Parent Class : QWidget
• void geteventparameters(void)
• void setInitEvent(const char *cStr)
• const char *getInitEvent(void)
• void setPaintEvent(const char *cStr)
• const char *getPaintEvent(void)
• void setResizeEvent(const char *cStr)
• const char *getResizeEvent(void)
• QOpenGLContext * context(void)
• GLuint defaultFramebufferObject(void)
• void doneCurrent(void)
• QSurfaceFormat format(void)
• QImage grabFramebuffer(void)
• bool isValid(void)
87.147. QOpenGLVertexArrayObject Class 1100

3. Ring Documentation, Release 1.9
• void makeCurrent(void)
• void setFormat(QSurfaceFormat format)
• QOpenGLWidget::UpdateBehavior updateBehavior(void)
87.149 QPageSetupDialog Class
C++ Reference : http://doc.qt.io/qt-5/QPageSetupDialog.html
Parameters : QPrinter *,QWidget *
Parent Class : QDialog
• void open(QObject * receiver, char * member)
• QPrinter * printer(void)
87.150 QPaintDevice Class
C++ Reference : http://doc.qt.io/qt-5/QPaintDevice.html
• int colorCount(void)
• int depth(void)
• int devicePixelRatio(void)
• int heightMM(void)
• int logicalDpiX(void)
• int logicalDpiY(void)
• QPaintEngine * paintEngine(void)
• bool paintingActive(void)
• int physicalDpiX(void)
• int physicalDpiY(void)
• int width(void)
• int widthMM(void)
87.151 QPainter Class
C++ Reference : http://doc.qt.io/qt-5/QPainter.html
Parameters : void
• QBrush background(void)
• int backgroundMode(void)
• bool begin(QPaintDevice *device)
• void beginNativePainting(void)
• QRect boundingRect(int x, int y, int w, int h, int flags, QString text)
87.149. QPageSetupDialog Class 1101

4. Ring Documentation, Release 1.9
• QBrush brush(void)
• QPoint brushOrigin(void)
• QRectF clipBoundingRect(void)
• QPainterPath clipPath(void)
• QRegion clipRegion(void)
• QTransform combinedTransform(void)
• int compositionMode(void)
• QPaintDevice *device(void)
• QTransform deviceTransform(void)
• void drawArc(int x, int y, int width, int height, int startAngle, int spanAngle)
• void drawChord(int x, int y, int width, int height, int startAngle, int spanAngle)
• void drawEllipse(int x, int y, int width, int height)
• void drawGlyphRun(QPointF position, QGlyphRun glyphs)
• void drawImage(int x, int y, QImage image)
• void drawLine(int x1, int y1, int x2, int y2)
• void drawLines(QLine *lines, int lineCount)
• void drawPath(QPainterPath path)
• void drawPicture(int x, int y, QPicture picture)
• void drawPie(int x, int y, int width, int height, int startAngle, int spanAngle)
• void drawPixmap(int x, int y, QPixmap)
• void drawPoint(int x, int y)
• void drawRect(int x, int y, int width, int height)
• void drawRects(QRectF *rectangles, int rectCount)
• void drawRoundedRect(int x, int y, int w, int h, qreal xRadius, qreal yRadius, Qt::SizeMode mode)
• void drawStaticText(int left, int top, QStaticText staticText)
• void drawText(int x, int y, QString text)
• void drawTiledPixmap(int x, int y, int width, int height, QPixmap pixmap, int sx, int sy)
• bool end(void) # In RingQt use : bool endpaint(void)
• void endNativePainting(void)
• void eraseRect(int x, int y, int width, int height)
• void fillPath(QPainterPath path, QBrush brush)
• void fillRect(int x, int y, int width, int height, QBrush)
• QFont font(void)
• QFontInfo fontInfo(void)
• bool hasClipping(void)
• void initFrom(QWidget *widget)
87.151. QPainter Class 1102

5. Ring Documentation, Release 1.9
• bool isActive(void)
• int layoutDirection(void)
• double opacity(void)
• QPaintEngine *paintEngine(void)
• QPen pen(void)
• int renderHints(void)
• void resetTransform(void)
• void restore(void)
• void rotate(qreal angle)
• void save(void)
• void scale(double sx, double sy)
• void setBackground(QBrush brush)
• void setBackgroundMode(Qt::BGMode mode)
• void setBrush(QBrush brush)
• void setBrushOrigin(int x, int y)
• void setClipPath(QPainterPath path, Qt::ClipOperation operation)
• void setClipRect(int x, int y, int width, int height, Qt::ClipOperation operation)
• void setClipRegion(QRegion region, Qt::ClipOperation operation)
• void setClipping(bool enable)
• void setCompositionMode(QPainter::CompositionMode mode)
• void setFont(QFont font)
• void setLayoutDirection(Qt::LayoutDirection direction)
• void setOpacity(qreal opacity)
• void setPen(QPen pen)
• void setRenderHint(QPainter::RenderHint hint, bool on)
• void setTransform(QTransform transform, bool combine)
• void setViewTransformEnabled(bool enable)
• void setViewport(int x, int y, int width, int height)
• void setWindow(int x, int y, int width, int height)
• void setWorldMatrixEnabled(bool enable)
• void setWorldTransform( QTransform matrix, bool combine)
• void shear(double sh, double sv)
• void strokePath(QPainterPath path, QPen pen)
• bool testRenderHint(QPainter::RenderHint hint)
• QTransform transform(void)
• void translate(double dx, double dy)
87.151. QPainter Class 1103

6. Ring Documentation, Release 1.9
• bool viewTransformEnabled(void)
• QRect viewport(void)
• QRect window(void)
• bool worldMatrixEnabled(void)
• QTransform worldTransform(void)
• void drawPolygon(List *pPoints, Qt::FillRule fillRule)
• void drawConvexPolygon(List *pPoints)
• void drawPoints(List *pPoints)
• void drawPolyline(List *pPoints)
87.152 QPainter2 Class
C++ Reference : http://doc.qt.io/qt-5/QPainter2.html
Parameters : QPaintDevice *
Parent Class : QPainter
87.153 QPainterPath Class
C++ Reference : http://doc.qt.io/qt-5/QPainterPath.html
Parameters : void
• void addEllipse(qreal x, qreal y, qreal width, qreal height)
• void addPath(QPainterPath)
• void addPolygon(QPolygonF)
• void addRect(qreal x, qreal y, qreal width, qreal height)
• void addRegion(QRegion)
• void addRoundedRect(qreal x, qreal y, qreal w, qreal h, qreal xRadius, qreal yRadius, Qt::SizeMode mode)
• void addText(qreal x, qreal y, QFont, QString)
• qreal angleAtPercent(qreal t)
• void arcMoveTo(qreal x, qreal y, qreal width, qreal height, qreal angle)
• void arcTo(qreal x, qreal y, qreal width, qreal height, qreal startAngle, qreal sweepLength)
• QRectF boundingRect(void)
• void closeSubpath(void)
• void connectPath(QPainterPath)
• bool contains(QPointF)
• QRectF controlPointRect(void)
• void cubicTo(qreal c1X, qreal c1Y, qreal c2X, qreal c2Y, qreal endPointX, qreal endPointY)
• QPointF currentPosition(void)
87.152. QPainter2 Class 1104

7. Ring Documentation, Release 1.9
• QPainterPath::Element elementAt(int index)
• int elementCount(void)
• Qt::FillRule fillRule(void)
• QPainterPath intersected(QPainterPath)
• bool intersects(QRectF)
• bool isEmpty(void)
• qreal length(void)
• void lineTo(qreal x, qreal y)
• void moveTo(qreal x, qreal y)
• qreal percentAtLength(qreal len)
• QPointF pointAtPercent(qreal t)
• void quadTo(qreal cx, qreal cy, qreal endPointX, qreal endPointY)
• void setElementPositionAt(int index, qreal x, qreal y)
• void setFillRule(Qt::FillRule fillRule)
• QPainterPath simplified(void)
• qreal slopeAtPercent(qreal t)
• QPainterPath subtracted(QPainterPath)
• void swap(QPainterPath)
• QPolygonF toFillPolygon(QTransform)
• QPainterPath toReversed(void)
• void translate(qreal dx, qreal dy)
• QPainterPath translated(qreal dx, qreal dy)
• QPainterPath united(QPainterPath)
87.154 QPen Class
C++ Reference : http://doc.qt.io/qt-5/QPen.html
Parameters : void
• QBrush brush(void)
• int capStyle(void)
• QColor color(void)
• double dashOffset(void)
• bool isCosmetic(void)
• bool isSolid(void)
• int joinStyle(void)
• double miterLimit(void)
87.154. QPen Class 1105

8. Ring Documentation, Release 1.9
• void setBrush(QBrush)
• void setCapStyle(Qt::PenCapStyle style)
• void setColor(QColor)
• void setCosmetic(bool cosmetic)
• void setDashOffset(double offset)
• void setJoinStyle(Qt::PenJoinStyle style)
• void setMiterLimit(double limit)
• void setStyle(Qt::PenStyle style)
• void setWidth(int width)
• void setWidthF(double width)
• int style(void)
• void swap(QPen)
• int width(void)
• double widthF(void)
87.155 QPicture Class
C++ Reference : http://doc.qt.io/qt-5/QPicture.html
Parameters : void
• QRect boundingRect(void)
• const char *data(void)
• bool isNull(void)
• bool load(QString, const char *format) # In RingQt use : bool loadfile(QString, const char *format)
• bool play(QPainter *painter)
• bool save(QString , const char *format)
• void setBoundingRect(QRect)
• int size(void)
• void swap(QPicture)
87.156 QPixmap Class
C++ Reference : http://doc.qt.io/qt-5/QPixmap.html
Parameters : const char *
• QPixmap copy(int x, int y, int width, int height)
• QPixmap scaled(int width, int height, Qt::AspectRatioMode aspectRatioMode, Qt::TransformationMode trans-
formMode)
• int width(void)
87.155. QPicture Class 1106

9. Ring Documentation, Release 1.9
• int height(void)
• QBitmap createMaskFromColor(QColor , Qt::MaskMode)
• QBitmap mask(void)
• void setMask(QBitmap)
• void fill(QColor)
• QPixmap fromImage(QImage,Qt::ImageConversionFlags)
• bool load(QString, const char *, Qt::ImageConversionFlags )
• qint64 cacheKey(void)
• bool convertFromImage(QImage image, Qt::ImageConversionFlags flags)
• QPixmap copy_2(QRect rectangle)
• QBitmap createHeuristicMask(bool clipTight)
• int depth(void)
• void detach(void)
• qreal devicePixelRatio(void)
• bool hasAlpha(void)
• bool hasAlphaChannel(void)
• bool isNull(void)
• bool isQBitmap(void)
• bool loadFromData(uchar *data, uint len, char *format, Qt::ImageConversionFlags flags)
• bool loadFromData_2(QByteArray data, char *format, Qt::ImageConversionFlags flags)
• QRect rect(void)
• bool save(QString fileName, char *format, int quality)
• bool save_2(QIODevice *device, char *format, int quality)
• QPixmap scaled_2(QSize size, Qt::AspectRatioMode aspectRatioMode, Qt::TransformationMode transform-
Mode)
• QPixmap scaledToHeight(int height, Qt::TransformationMode mode)
• QPixmap scaledToWidth(int width, Qt::TransformationMode mode)
• void scroll(int dx, int dy, int x, int y, int width, int height, QRegion *exposed)
• void scroll_2(int dx, int dy, QRect rect, QRegion *exposed)
• void setDevicePixelRatio(qreal scaleFactor)
• QSize size(void)
• void swap(QPixmap other)
• QImage toImage(void)
• QPixmap transformed(QTransform transform, Qt::TransformationMode mode)
• QPixmap transformed_2(QMatrix matrix, Qt::TransformationMode mode)
• int defaultDepth(void)
87.156. QPixmap Class 1107

10. Ring Documentation, Release 1.9
• QPixmap fromImage_2(QImage image, Qt::ImageConversionFlags flags)
• QPixmap fromImageReader(QImageReader *imageReader, Qt::ImageConversionFlags flags)
• QTransform trueMatrix(QTransform matrix, int width, int height)
• QMatrix trueMatrix_2(QMatrix m, int w, int h)
87.157 QPixmap2 Class
C++ Reference : http://doc.qt.io/qt-5/QPixmap2.html
Parameters : int width, int height
Parent Class : QPixmap
87.158 QPlainTextEdit Class
C++ Reference : http://doc.qt.io/qt-5/QPlainTextEdit.html
Parameters : QWidget *
Parent Class : QAbstractScrollArea
• QString anchorAt(QPoint pos)
• bool backgroundVisible(void)
• int blockCount(void)
• bool canPaste(void)
• bool centerOnScroll(void)
• QMenu * createStandardContextMenu(void)
• QTextCharFormat currentCharFormat(void)
• QTextCursor cursorForPosition(QPoint pos)
• QRect cursorRect(QTextCursor cursor)
• QRect cursorRect_2(void)
• int cursorWidth(void)
• QTextDocument * document(void)
• QString documentTitle(void)
• void ensureCursorVisible(void)
• QList<QTextEdit::ExtraSelection> extraSelections(void)
• bool find(QString exp, QTextDocument::FindFlags options)
• bool isReadOnly(void)
• bool isUndoRedoEnabled(void)
• QPlainTextEdit::LineWrapMode lineWrapMode(void)
• int maximumBlockCount(void)
• void mergeCurrentCharFormat(QTextCharFormat modifier)
87.157. QPixmap2 Class 1108