eric6/Documentation/Source/eric6.E5Graphics.E5ArrowItem.html

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<h1>eric6.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>Class Methods</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>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="E5ArrowItem.__init__" ID="E5ArrowItem.__init__"></a>
<h4>E5ArrowItem (Constructor)</h4>
<b>E5ArrowItem</b>(<i>origin=None, end=None, filled=False, arrowType=NormalArrow, colors=None, parent=None</i>)

<p>
        Constructor
</p>
<dl>

<dt><i>origin</i> (QPointF)</dt>
<dd>
origin of the arrow
</dd>
<dt><i>end</i> (QPointF)</dt>
<dd>
end point of the arrow
</dd>
<dt><i>filled</i> (bool)</dt>
<dd>
flag indicating a filled arrow head
</dd>
<dt><i>arrowType</i> (int, one of NormalArrow, WideArrow)</dt>
<dd>
arrow type
</dd>
<dt><i>colors</i> (tuple of (QColor, QColor))</dt>
<dd>
tuple containing the foreground and background colors
</dd>
<dt><i>parent</i> (QGraphicsItem)</dt>
<dd>
reference to the parent object
</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>Return:</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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