QGIS API Documentation
3.0.2-Girona (307d082)
|
A color box widget. More...
#include <qgscolorwidgets.h>
Public Slots | |
void | setColor (const QColor &color, const bool emitSignals=false) override |
Public Slots inherited from QgsColorWidget | |
virtual void | setColor (const QColor &color, const bool emitSignals=false) |
Sets the color for the widget. More... | |
virtual void | setComponentValue (const int value) |
Alters the widget's color by setting the value for the widget's color component. More... | |
Public Member Functions | |
QgsColorBox (QWidget *parent=nullptr, const ColorComponent component=Value) | |
Construct a new color box widget. More... | |
~QgsColorBox () override | |
void | paintEvent (QPaintEvent *event) override |
void | setComponent (const ColorComponent component) override |
Sets the color component which the widget controls. More... | |
QSize | sizeHint () const override |
Public Member Functions inherited from QgsColorWidget | |
QgsColorWidget (QWidget *parent=nullptr, const ColorComponent component=Multiple) | |
Construct a new color widget. More... | |
QColor | color () const |
Returns the current color for the widget. More... | |
ColorComponent | component () const |
Returns the color component which the widget controls. More... | |
int | componentValue () const |
Returns the current value of the widget's color component. More... | |
Protected Member Functions | |
void | mouseMoveEvent (QMouseEvent *event) override |
void | mousePressEvent (QMouseEvent *event) override |
void | resizeEvent (QResizeEvent *event) override |
Protected Member Functions inherited from QgsColorWidget | |
void | alterColor (QColor &color, const QgsColorWidget::ColorComponent component, const int newValue) const |
Alters a color by modifiying the value of a specific color component. More... | |
int | componentRange () const |
Returns the range of valid values for the color widget's component. More... | |
int | componentRange (const ColorComponent component) const |
Returns the range of valid values a color component. More... | |
int | componentValue (const ColorComponent component) const |
Returns the value of a component of the widget's current color. More... | |
void | dragEnterEvent (QDragEnterEvent *e) override |
void | dropEvent (QDropEvent *e) override |
int | hue () const |
Returns the hue for the widget. More... | |
void | mouseMoveEvent (QMouseEvent *e) override |
void | mousePressEvent (QMouseEvent *e) override |
void | mouseReleaseEvent (QMouseEvent *e) override |
Additional Inherited Members | |
Public Types inherited from QgsColorWidget | |
enum | ColorComponent { Multiple = 0, Red, Green, Blue, Hue, Saturation, Value, Alpha } |
Specifies the color component which the widget alters. More... | |
Signals inherited from QgsColorWidget | |
void | colorChanged (const QColor &color) |
Emitted when the widget's color changes. More... | |
void | hovered () |
Emitted when mouse hovers over widget. More... | |
Static Public Member Functions inherited from QgsColorWidget | |
static QPixmap | createDragIcon (const QColor &color) |
Create an icon for dragging colors. More... | |
Static Protected Member Functions inherited from QgsColorWidget | |
static const QPixmap & | transparentBackground () |
Generates a checkboard pattern pixmap for use as a background to transparent colors. More... | |
Protected Attributes inherited from QgsColorWidget | |
ColorComponent | mComponent |
QColor | mCurrentColor |
int | mExplicitHue = 0 |
QColor wipes the hue information when it is ambiguous (e.g., for saturation = 0). More... | |
A color box widget.
This widget consists of a two dimensional rectangle filled with color variations, where a different color component varies along both the horizontal and vertical axis.
Definition at line 383 of file qgscolorwidgets.h.
QgsColorBox::QgsColorBox | ( | QWidget * | parent = nullptr , |
const ColorComponent | component = Value |
||
) |
Construct a new color box widget.
parent | parent QWidget for the widget |
component | constant color component for the widget. The color components which vary along the horizontal and vertical axis are automatically assigned based on this constant color component. |
Definition at line 733 of file qgscolorwidgets.cpp.
|
override |
Definition at line 742 of file qgscolorwidgets.cpp.
|
overrideprotected |
Definition at line 835 of file qgscolorwidgets.cpp.
|
overrideprotected |
Definition at line 841 of file qgscolorwidgets.cpp.
|
override |
Definition at line 753 of file qgscolorwidgets.cpp.
|
overrideprotected |
Definition at line 827 of file qgscolorwidgets.cpp.
|
overrideslot |
Definition at line 797 of file qgscolorwidgets.cpp.
|
overridevirtual |
Sets the color component which the widget controls.
component | color component for widget |
Reimplemented from QgsColorWidget.
Definition at line 787 of file qgscolorwidgets.cpp.
|
override |
Definition at line 747 of file qgscolorwidgets.cpp.