eric: Documentation/Source/eric5.E5Graphics.E5ArrowItem.html@0ea528e80202

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<h1>eric5.E5Graphics.E5ArrowItem</h1>
<p>
Module implementing a graphics item subclass for an arrow.
</p>
<h3>Global Attributes</h3>
<table>
<tr><td>ArrowheadAngleFactor</td></tr><tr><td>NormalArrow</td></tr><tr><td>WideArrow</td></tr>
</table>
<h3>Classes</h3>
<table>
<tr>
<td><a href="#E5ArrowItem">E5ArrowItem</a></td>
<td>Class implementing an arrow graphics item subclass.</td>
</tr>
</table>
<h3>Functions</h3>
<table>
<tr><td>None</td></tr>
</table>
<hr /><hr />
<a NAME="E5ArrowItem" ID="E5ArrowItem"></a>
<h2>E5ArrowItem</h2>
<p>
    Class implementing an arrow graphics item subclass.
</p>
<h3>Derived from</h3>
QAbstractGraphicsShapeItem
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#E5ArrowItem.__init__">E5ArrowItem</a></td>
<td>Constructor</td>
</tr><tr>
<td><a href="#E5ArrowItem.boundingRect">boundingRect</a></td>
<td>Public method to return the bounding rectangle.</td>
</tr><tr>
<td><a href="#E5ArrowItem.paint">paint</a></td>
<td>Public method to paint the item in local coordinates.</td>
</tr><tr>
<td><a href="#E5ArrowItem.setEndPoint">setEndPoint</a></td>
<td>Public method to set the end point.</td>
</tr><tr>
<td><a href="#E5ArrowItem.setPoints">setPoints</a></td>
<td>Public method to set the start and end points of the line.</td>
</tr><tr>
<td><a href="#E5ArrowItem.setStartPoint">setStartPoint</a></td>
<td>Public method to set the start point.</td>
</tr>
</table>
<a NAME="E5ArrowItem.__init__" ID="E5ArrowItem.__init__"></a>
<h4>E5ArrowItem (Constructor)</h4>
<b>E5ArrowItem</b>(<i>origin = QPointF(), end = QPointF(), filled = False, type = NormalArrow, parent = None</i>)
<p>
        Constructor
</p><dl>
<dt><i>origin</i></dt>
<dd>
origin of the arrow (QPointF)
</dd><dt><i>end</i></dt>
<dd>
end point of the arrow (QPointF)
</dd><dt><i>filled</i></dt>
<dd>
flag indicating a filled arrow head (boolean)
</dd><dt><i>type</i></dt>
<dd>
arrow type (NormalArrow, WideArrow)
</dd><dt><i>parent=</i></dt>
<dd>
reference to the parent object (QGraphicsItem)
</dd>
</dl><a NAME="E5ArrowItem.boundingRect" ID="E5ArrowItem.boundingRect"></a>
<h4>E5ArrowItem.boundingRect</h4>
<b>boundingRect</b>(<i></i>)
<p>
        Public method to return the bounding rectangle.
</p><dl>
<dt>Returns:</dt>
<dd>
bounding rectangle (QRectF)
</dd>
</dl><a NAME="E5ArrowItem.paint" ID="E5ArrowItem.paint"></a>
<h4>E5ArrowItem.paint</h4>
<b>paint</b>(<i>painter, option, widget = None</i>)
<p>
        Public method to paint the item in local coordinates.
</p><dl>
<dt><i>painter</i></dt>
<dd>
reference to the painter object (QPainter)
</dd><dt><i>option</i></dt>
<dd>
style options (QStyleOptionGraphicsItem)
</dd><dt><i>widget</i></dt>
<dd>
optional reference to the widget painted on (QWidget)
</dd>
</dl><a NAME="E5ArrowItem.setEndPoint" ID="E5ArrowItem.setEndPoint"></a>
<h4>E5ArrowItem.setEndPoint</h4>
<b>setEndPoint</b>(<i>x, y</i>)
<p>
        Public method to set the end point.
</p><p>
        <b>Note:</b> This method does not redraw the item.
</p><dl>
<dt><i>x</i></dt>
<dd>
x-coordinate of the end point (float)
</dd><dt><i>y</i></dt>
<dd>
y-coordinate of the end point (float)
</dd>
</dl><a NAME="E5ArrowItem.setPoints" ID="E5ArrowItem.setPoints"></a>
<h4>E5ArrowItem.setPoints</h4>
<b>setPoints</b>(<i>xa, ya, xb, yb</i>)
<p>
        Public method to set the start and end points of the line.
</p><p>
        <b>Note:</b> This method does not redraw the item.
</p><dl>
<dt><i>xa</i></dt>
<dd>
x-coordinate of the start point (float)
</dd><dt><i>ya</i></dt>
<dd>
y-coordinate of the start point (float)
</dd><dt><i>xb</i></dt>
<dd>
x-coordinate of the end point (float)
</dd><dt><i>yb</i></dt>
<dd>
y-coordinate of the end point (float)
</dd>
</dl><a NAME="E5ArrowItem.setStartPoint" ID="E5ArrowItem.setStartPoint"></a>
<h4>E5ArrowItem.setStartPoint</h4>
<b>setStartPoint</b>(<i>x, y</i>)
<p>
        Public method to set the start point.
</p><p>
        <b>Note:</b> This method does not redraw the item.
</p><dl>
<dt><i>x</i></dt>
<dd>
x-coordinate of the start point (float)
</dd><dt><i>y</i></dt>
<dd>
y-coordinate of the start point (float)
</dd>
</dl>
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