src/eric7/Documentation/Source/eric7.Snapshot.SnapshotFreehandGrabber.html

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<h1>eric7.Snapshot.SnapshotFreehandGrabber</h1>

<p>
Module implementing a grabber widget for a freehand snapshot region.
</p>
<h3>Global Attributes</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Classes</h3>

<table>

<tr>
<td><a href="#SnapshotFreehandGrabber">SnapshotFreehandGrabber</a></td>
<td>Class implementing a grabber widget for a freehand snapshot region.</td>
</tr>
</table>
<h3>Functions</h3>

<table>

<tr>
<td><a href="#drawPolygon">drawPolygon</a></td>
<td>Module function to draw a polygon with the given parameters.</td>
</tr>
</table>
<hr />
<hr />
<a NAME="SnapshotFreehandGrabber" ID="SnapshotFreehandGrabber"></a>
<h2>SnapshotFreehandGrabber</h2>

<p>
    Class implementing a grabber widget for a freehand snapshot region.
</p>
<h3>Signals</h3>
<dl>

<dt>grabbed(QPixmap)</dt>
<dd>
emitted after the region was grabbed
</dd>
</dl>
<h3>Derived from</h3>
QWidget
<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="#SnapshotFreehandGrabber.__init__">SnapshotFreehandGrabber</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#SnapshotFreehandGrabber.__grabRegion">__grabRegion</a></td>
<td>Private method to grab the selected region (i.e.</td>
</tr>
<tr>
<td><a href="#SnapshotFreehandGrabber.__initialize">__initialize</a></td>
<td>Private slot to initialize the rest of the widget.</td>
</tr>
<tr>
<td><a href="#SnapshotFreehandGrabber.keyPressEvent">keyPressEvent</a></td>
<td>Protected method to handle key presses.</td>
</tr>
<tr>
<td><a href="#SnapshotFreehandGrabber.mouseDoubleClickEvent">mouseDoubleClickEvent</a></td>
<td>Protected method to handle mouse double clicks.</td>
</tr>
<tr>
<td><a href="#SnapshotFreehandGrabber.mouseMoveEvent">mouseMoveEvent</a></td>
<td>Protected method to handle mouse movements.</td>
</tr>
<tr>
<td><a href="#SnapshotFreehandGrabber.mousePressEvent">mousePressEvent</a></td>
<td>Protected method to handle mouse button presses.</td>
</tr>
<tr>
<td><a href="#SnapshotFreehandGrabber.mouseReleaseEvent">mouseReleaseEvent</a></td>
<td>Protected method to handle mouse button releases.</td>
</tr>
<tr>
<td><a href="#SnapshotFreehandGrabber.paintEvent">paintEvent</a></td>
<td>Protected method handling paint events.</td>
</tr>
</table>
<h3>Static Methods</h3>

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

<a NAME="SnapshotFreehandGrabber.__init__" ID="SnapshotFreehandGrabber.__init__"></a>
<h4>SnapshotFreehandGrabber (Constructor)</h4>
<b>SnapshotFreehandGrabber</b>(<i></i>)

<p>
        Constructor
</p>
<a NAME="SnapshotFreehandGrabber.__grabRegion" ID="SnapshotFreehandGrabber.__grabRegion"></a>
<h4>SnapshotFreehandGrabber.__grabRegion</h4>
<b>__grabRegion</b>(<i></i>)

<p>
        Private method to grab the selected region (i.e. do the snapshot).
</p>
<a NAME="SnapshotFreehandGrabber.__initialize" ID="SnapshotFreehandGrabber.__initialize"></a>
<h4>SnapshotFreehandGrabber.__initialize</h4>
<b>__initialize</b>(<i></i>)

<p>
        Private slot to initialize the rest of the widget.
</p>
<a NAME="SnapshotFreehandGrabber.keyPressEvent" ID="SnapshotFreehandGrabber.keyPressEvent"></a>
<h4>SnapshotFreehandGrabber.keyPressEvent</h4>
<b>keyPressEvent</b>(<i>evt</i>)

<p>
        Protected method to handle key presses.
</p>
<dl>

<dt><i>evt</i></dt>
<dd>
key press event (QKeyEvent)
</dd>
</dl>
<a NAME="SnapshotFreehandGrabber.mouseDoubleClickEvent" ID="SnapshotFreehandGrabber.mouseDoubleClickEvent"></a>
<h4>SnapshotFreehandGrabber.mouseDoubleClickEvent</h4>
<b>mouseDoubleClickEvent</b>(<i>evt</i>)

<p>
        Protected method to handle mouse double clicks.
</p>
<dl>

<dt><i>evt</i></dt>
<dd>
mouse double click event (QMouseEvent)
</dd>
</dl>
<a NAME="SnapshotFreehandGrabber.mouseMoveEvent" ID="SnapshotFreehandGrabber.mouseMoveEvent"></a>
<h4>SnapshotFreehandGrabber.mouseMoveEvent</h4>
<b>mouseMoveEvent</b>(<i>evt</i>)

<p>
        Protected method to handle mouse movements.
</p>
<dl>

<dt><i>evt</i></dt>
<dd>
mouse move event (QMouseEvent)
</dd>
</dl>
<a NAME="SnapshotFreehandGrabber.mousePressEvent" ID="SnapshotFreehandGrabber.mousePressEvent"></a>
<h4>SnapshotFreehandGrabber.mousePressEvent</h4>
<b>mousePressEvent</b>(<i>evt</i>)

<p>
        Protected method to handle mouse button presses.
</p>
<dl>

<dt><i>evt</i></dt>
<dd>
mouse press event (QMouseEvent)
</dd>
</dl>
<a NAME="SnapshotFreehandGrabber.mouseReleaseEvent" ID="SnapshotFreehandGrabber.mouseReleaseEvent"></a>
<h4>SnapshotFreehandGrabber.mouseReleaseEvent</h4>
<b>mouseReleaseEvent</b>(<i>evt</i>)

<p>
        Protected method to handle mouse button releases.
</p>
<dl>

<dt><i>evt</i></dt>
<dd>
mouse release event (QMouseEvent)
</dd>
</dl>
<a NAME="SnapshotFreehandGrabber.paintEvent" ID="SnapshotFreehandGrabber.paintEvent"></a>
<h4>SnapshotFreehandGrabber.paintEvent</h4>
<b>paintEvent</b>(<i>evt</i>)

<p>
        Protected method handling paint events.
</p>
<dl>

<dt><i>evt</i></dt>
<dd>
paint event (QPaintEvent)
</dd>
</dl>
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<hr />
<a NAME="drawPolygon" ID="drawPolygon"></a>
<h2>drawPolygon</h2>
<b>drawPolygon</b>(<i>painter, polygon, outline, fill=None</i>)

<p>
    Module function to draw a polygon with the given parameters.
</p>
<dl>

<dt><i>painter</i></dt>
<dd>
reference to the painter to be used (QPainter)
</dd>
<dt><i>polygon</i></dt>
<dd>
polygon to be drawn (QPolygon)
</dd>
<dt><i>outline</i></dt>
<dd>
color of the outline (QColor)
</dd>
<dt><i>fill</i></dt>
<dd>
fill color (QColor)
</dd>
</dl>
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