#include <qwt_dial_needle.h>
List of all members.
Public Types |
enum | Style {
Arrow,
Ray
} |
Public Member Functions |
virtual void | draw (QPainter *painter, const QPointF ¢er, double length, double direction, QPalette::ColorGroup=QPalette::Active) const |
const QPalette & | palette () const |
| QwtDialSimpleNeedle (Style, bool hasKnob=true, const QColor &mid=Qt::gray, const QColor &base=Qt::darkGray) |
virtual void | setPalette (const QPalette &) |
void | setWidth (double width) |
double | width () const |
Protected Member Functions |
virtual void | drawKnob (QPainter *, double width, const QBrush &, bool sunken) const |
virtual void | drawNeedle (QPainter *, double length, QPalette::ColorGroup) const |
Detailed Description
A needle for dial widgets.
The following colors are used:
- QPalette::Mid
Pointer
- QPalette::Base
Knob
- See also:
- QwtDial, QwtCompass
Member Enumeration Documentation
Style of the needle.
- Enumerator:
Arrow |
Arrow.
|
Ray |
A straight line from the center.
|
Constructor & Destructor Documentation
QwtDialSimpleNeedle::QwtDialSimpleNeedle |
( |
Style |
style, |
|
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bool |
hasKnob = true , |
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const QColor & |
mid = Qt::gray , |
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const QColor & |
base = Qt::darkGray |
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) |
| |
Constructor
- Parameters:
-
style | Style |
hasKnob | With/Without knob |
mid | Middle color |
base | Base color |
Member Function Documentation
void QwtDialNeedle::draw |
( |
QPainter * |
painter, |
|
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const QPointF & |
center, |
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double |
length, |
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double |
direction, |
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QPalette::ColorGroup |
colorGroup = QPalette::Active |
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) |
| const [virtual, inherited] |
Draw the needle
- Parameters:
-
painter | Painter |
center | Center of the dial, start position for the needle |
length | Length of the needle |
direction | Direction of the needle, in degrees counter clockwise |
colorGroup | Color group, used for painting |
void QwtDialNeedle::drawKnob |
( |
QPainter * |
painter, |
|
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double |
width, |
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const QBrush & |
brush, |
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bool |
sunken |
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) |
| const [protected, virtual, inherited] |
void QwtDialSimpleNeedle::drawNeedle |
( |
QPainter * |
painter, |
|
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double |
length, |
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QPalette::ColorGroup |
colorGroup |
|
) |
| const [protected, virtual] |
Draw the needle
- Parameters:
-
painter | Painter |
length | Length of the needle |
colorGroup | Color group, used for painting |
Implements QwtDialNeedle.
const QPalette & QwtDialNeedle::palette |
( |
| ) |
const [inherited] |
- Returns:
- the palette of the needle.
void QwtDialNeedle::setPalette |
( |
const QPalette & |
palette | ) |
[virtual, inherited] |
Sets the palette for the needle.
- Parameters:
-
void QwtDialSimpleNeedle::setWidth |
( |
double |
width | ) |
|
Set the width of the needle
- Parameters:
-
- See also:
- width()
double QwtDialSimpleNeedle::width |
( |
| ) |
const |
- Returns:
- the width of the needle
- See also:
- setWidth()