QGIS API Documentation
3.40.0-Bratislava (b56115d8743)
Loading...
Searching...
No Matches
src
core
diagram
qgspiediagram.h
Go to the documentation of this file.
1
/***************************************************************************
2
qgspiediagram.h
3
---------------------
4
begin : March 2011
5
copyright : (C) 2011 by Marco Hugentobler
6
email : marco dot hugentobler at sourcepole dot ch
7
***************************************************************************
8
* *
9
* This program is free software; you can redistribute it and/or modify *
10
* it under the terms of the GNU General Public License as published by *
11
* the Free Software Foundation; either version 2 of the License, or *
12
* (at your option) any later version. *
13
* *
14
***************************************************************************/
15
#ifndef QGSPIEDIAGRAM_H
16
#define QGSPIEDIAGRAM_H
17
18
#include "qgis_core.h"
19
#include "
qgis.h
"
20
#include "
qgsdiagram.h
"
21
#include <QPen>
22
#include <QBrush>
23
24
class
QPainter;
25
class
QPointF;
26
class
QgsDiagramSettings
;
27
class
QgsDiagramInterpolationSettings
;
28
class
QgsFeature
;
29
class
QgsRenderContext
;
30
36
class
CORE_EXPORT
QgsPieDiagram
:
public
QgsDiagram
SIP_NODEFAULTCTORS
37
{
38
public
:
39
static
const
QString DIAGRAM_NAME_PIE
SIP_SKIP
;
40
41
QgsPieDiagram
();
42
43
QgsPieDiagram
*
clone
() const override
SIP_FACTORY
;
44
45
void
renderDiagram( const
QgsFeature
&feature,
QgsRenderContext
&
c
, const
QgsDiagramSettings
&s, QPointF position ) override;
46
47
QSizeF diagramSize( const
QgsAttributes
&attributes, const
QgsRenderContext
&
c
, const
QgsDiagramSettings
&s ) override;
48
QSizeF diagramSize( const
QgsFeature
&feature, const
QgsRenderContext
&
c
, const
QgsDiagramSettings
&s, const
QgsDiagramInterpolationSettings
&interpolationSettings ) override;
49
double
legendSize(
double
value, const
QgsDiagramSettings
&s, const
QgsDiagramInterpolationSettings
&interpolationSettings ) const override;
50
QString diagramName() const override;
51
52
private:
53
QBrush mCategoryBrush;
54
QPen mPen;
55
56
};
57
58
#endif
// QGSPIEDIAGRAM_H
QgsAttributes
A vector of attributes.
Definition
qgsattributes.h:60
QgsDiagramInterpolationSettings
Additional diagram settings for interpolated size rendering.
Definition
qgsdiagramrenderer.h:717
QgsDiagramSettings
Stores the settings for rendering a single diagram.
Definition
qgsdiagramrenderer.h:363
QgsDiagram
Base class for all diagram types.
Definition
qgsdiagram.h:40
QgsDiagram::clone
virtual QgsDiagram * clone() const =0
Returns an instance that is equivalent to this one.
QgsFeature
The feature class encapsulates a single feature including its unique ID, geometry and a list of field...
Definition
qgsfeature.h:58
QgsPieDiagram
A pie chart diagram.
Definition
qgspiediagram.h:37
QgsRenderContext
Contains information about the context of a rendering operation.
Definition
qgsrendercontext.h:62
c
As part of the API refactoring and improvements which landed in the Processing API was substantially reworked from the x version This was done in order to allow much of the underlying Processing framework to be ported into c
Definition
porting_processing.dox:1
qgis.h
SIP_SKIP
#define SIP_SKIP
Definition
qgis_sip.h:126
SIP_FACTORY
#define SIP_FACTORY
Definition
qgis_sip.h:76
SIP_NODEFAULTCTORS
#define SIP_NODEFAULTCTORS
Definition
qgis_sip.h:101
qgsdiagram.h
Generated on Mon Oct 28 2024 22:06:03 for QGIS API Documentation by
1.9.8