diff options
Diffstat (limited to 'src/quick/util/qquickpath.cpp')
| -rw-r--r-- | src/quick/util/qquickpath.cpp | 199 |
1 files changed, 190 insertions, 9 deletions
diff --git a/src/quick/util/qquickpath.cpp b/src/quick/util/qquickpath.cpp index b19eec6fb3..0323dc9286 100644 --- a/src/quick/util/qquickpath.cpp +++ b/src/quick/util/qquickpath.cpp @@ -60,7 +60,8 @@ QT_BEGIN_NAMESPACE This type is the base for all path types. It cannot be instantiated. - \sa Path, PathAttribute, PathPercent, PathLine, PathQuad, PathCubic, PathArc, PathCurve, PathSvg + \sa Path, PathAttribute, PathPercent, PathLine, PathQuad, PathCubic, PathArc, + PathAngleArc, PathCurve, PathSvg */ /*! @@ -71,7 +72,7 @@ QT_BEGIN_NAMESPACE \brief Defines a path for use by \l PathView and \l Shape A Path is composed of one or more path segments - PathLine, PathQuad, - PathCubic, PathArc, PathCurve, PathSvg. + PathCubic, PathArc, PathAngleArc, PathCurve, PathSvg. The spacing of the items along the Path can be adjusted via a PathPercent object. @@ -121,6 +122,12 @@ QT_BEGIN_NAMESPACE \li Yes \li Yes \row + \li PathAngleArc + \li Yes + \li Yes + \li Yes + \li Yes + \row \li PathSvg \li Yes \li Yes @@ -149,7 +156,7 @@ QT_BEGIN_NAMESPACE \note Path is a non-visual type; it does not display anything on its own. To draw a path, use \l Shape. - \sa PathView, Shape, PathAttribute, PathPercent, PathLine, PathMove, PathQuad, PathCubic, PathArc, PathCurve, PathSvg + \sa PathView, Shape, PathAttribute, PathPercent, PathLine, PathMove, PathQuad, PathCubic, PathArc, PathAngleArc, PathCurve, PathSvg */ QQuickPath::QQuickPath(QObject *parent) : QObject(*(new QQuickPathPrivate), parent) @@ -236,6 +243,7 @@ bool QQuickPath::isClosed() const \li \l PathQuad - a quadratic Bezier curve to a given position with a control point. \li \l PathCubic - a cubic Bezier curve to a given position with two control points. \li \l PathArc - an arc to a given position with a radius. + \li \l PathAngleArc - an arc specified by center point, radii, and angles. \li \l PathSvg - a path specified as an SVG path data string. \li \l PathCurve - a point on a Catmull-Rom curve. \li \l PathAttribute - an attribute at a given position in the path. @@ -1078,7 +1086,7 @@ void QQuickPathAttribute::setValue(qreal value) } \endqml - \sa Path, PathQuad, PathCubic, PathArc, PathCurve, PathSvg, PathMove + \sa Path, PathQuad, PathCubic, PathArc, PathAngleArc, PathCurve, PathSvg, PathMove */ /*! @@ -1144,7 +1152,7 @@ void QQuickPathLine::addToPath(QPainterPath &path, const QQuickPathData &data) between the operations of drawing a straight line and moving the path position without drawing anything. - \sa Path, PathQuad, PathCubic, PathArc, PathCurve, PathSvg, PathLine + \sa Path, PathQuad, PathCubic, PathArc, PathAngleArc, PathCurve, PathSvg, PathLine */ /*! @@ -1198,7 +1206,7 @@ void QQuickPathMove::addToPath(QPainterPath &path, const QQuickPathData &data) \endqml \endtable - \sa Path, PathCubic, PathLine, PathArc, PathCurve, PathSvg + \sa Path, PathCubic, PathLine, PathArc, PathAngleArc, PathCurve, PathSvg */ /*! @@ -1354,7 +1362,7 @@ void QQuickPathQuad::addToPath(QPainterPath &path, const QQuickPathData &data) \endqml \endtable - \sa Path, PathQuad, PathLine, PathArc, PathCurve, PathSvg + \sa Path, PathQuad, PathLine, PathArc, PathAngleArc, PathCurve, PathSvg */ /*! @@ -1720,7 +1728,7 @@ void QQuickPathCatmullRomCurve::addToPath(QPainterPath &path, const QQuickPathDa Note that a single PathArc cannot be used to specify a circle. Instead, you can use two PathArc elements, each specifying half of the circle. - \sa Path, PathLine, PathQuad, PathCubic, PathCurve, PathSvg + \sa Path, PathLine, PathQuad, PathCubic, PathAngleArc, PathCurve, PathSvg */ /*! @@ -1912,6 +1920,179 @@ void QQuickPathArc::addToPath(QPainterPath &path, const QQuickPathData &data) /****************************************************************************/ /*! + \qmltype PathAngleArc + \instantiates QQuickPathAngleArc + \inqmlmodule QtQuick + \ingroup qtquick-animation-paths + \brief Defines an arc with the given radii and center + + PathAngleArc provides a simple way of specifying an arc. While PathArc is designed + to work as part of a larger path (specifying start and end), PathAngleArc is designed + to make a path where the arc is primary (such as a circular progress indicator) more intuitive. + + \sa Path, PathLine, PathQuad, PathCubic, PathCurve, PathSvg, PathArc +*/ + +/*! + \qmlproperty real QtQuick::PathAngleArc::centerX + \qmlproperty real QtQuick::PathAngleArc::centerY + + Defines the center of the arc. +*/ + +qreal QQuickPathAngleArc::centerX() const +{ + return _centerX; +} + +void QQuickPathAngleArc::setCenterX(qreal centerX) +{ + if (_centerX == centerX) + return; + + _centerX = centerX; + emit centerXChanged(); + emit changed(); +} + +qreal QQuickPathAngleArc::centerY() const +{ + return _centerY; +} + +void QQuickPathAngleArc::setCenterY(qreal centerY) +{ + if (_centerY == centerY) + return; + + _centerY = centerY; + emit centerXChanged(); + emit changed(); +} + +/*! + \qmlproperty real QtQuick::PathAngleArc::radiusX + \qmlproperty real QtQuick::PathAngleArc::radiusY + + Defines the radii of the ellipse of which the arc is part. +*/ + +qreal QQuickPathAngleArc::radiusX() const +{ + return _radiusX; +} + +void QQuickPathAngleArc::setRadiusX(qreal radius) +{ + if (_radiusX == radius) + return; + + _radiusX = radius; + emit radiusXChanged(); + emit changed(); +} + +qreal QQuickPathAngleArc::radiusY() const +{ + return _radiusY; +} + +void QQuickPathAngleArc::setRadiusY(qreal radius) +{ + if (_radiusY == radius) + return; + + _radiusY = radius; + emit radiusYChanged(); + emit changed(); +} + +/*! + \qmlproperty real QtQuick::PathAngleArc::startAngle + + Defines the start angle of the arc. + + The start angle is reported clockwise, with zero degrees at the 3 o'clock position. +*/ + +qreal QQuickPathAngleArc::startAngle() const +{ + return _startAngle; +} + +void QQuickPathAngleArc::setStartAngle(qreal angle) +{ + if (_startAngle == angle) + return; + + _startAngle = angle; + emit startAngleChanged(); + emit changed(); +} + +/*! + \qmlproperty real QtQuick::PathAngleArc::sweepAngle + + Defines the sweep angle of the arc. + + The arc will begin at startAngle and continue sweepAngle degrees, with a value of 360 + resulting in a full circle. Positive numbers are clockwise and negative numbers are counterclockwise. +*/ + +qreal QQuickPathAngleArc::sweepAngle() const +{ + return _sweepAngle; +} + +void QQuickPathAngleArc::setSweepAngle(qreal angle) +{ + if (_sweepAngle == angle) + return; + + _sweepAngle = angle; + emit sweepAngleChanged(); + emit changed(); +} + +/*! + \qmlproperty bool QtQuick::PathAngleArc::moveToStart + + Whether this element should be disconnected from the previous Path element (or startX/Y). + + The default value is true. If set to false, the previous element's end-point + (or startX/Y if PathAngleArc is the first element) will be connected to the arc's + start-point with a straight line. +*/ + +bool QQuickPathAngleArc::moveToStart() const +{ + return _moveToStart; +} + +void QQuickPathAngleArc::setMoveToStart(bool move) +{ + if (_moveToStart == move) + return; + + _moveToStart = move; + emit moveToStartChanged(); + emit changed(); +} + +void QQuickPathAngleArc::addToPath(QPainterPath &path, const QQuickPathData &) +{ + qreal x = _centerX - _radiusX; + qreal y = _centerY - _radiusY; + qreal width = _radiusX * 2; + qreal height = _radiusY * 2; + if (_moveToStart) + path.arcMoveTo(x, y, width, height, -_startAngle); + path.arcTo(x, y, width, height, -_startAngle, -_sweepAngle); +} + +/****************************************************************************/ + +/*! \qmltype PathSvg \instantiates QQuickPathSvg \inqmlmodule QtQuick @@ -1936,7 +2117,7 @@ void QQuickPathArc::addToPath(QPainterPath &path, const QQuickPathData &data) ShapePath can contain one or more PathSvg elements, or one or more other type of elements, but not both. - \sa Path, PathLine, PathQuad, PathCubic, PathArc, PathCurve + \sa Path, PathLine, PathQuad, PathCubic, PathArc, PathAngleArc, PathCurve */ /*! |