#include <piegraph.hpp>

Inheritance diagram for fcn::PieGraph:

Classes
struct	PieGraphSegment

Public Member Functions
void	addSegment (int startAngle, int stopAngle, Color const &color)
void	clearSegments ()
void	draw (Graphics *graphics) override
Point const &	getCenter () const
int	getCenterX () const
int	getCenterY () const
int	getRadius () const
bool	isOpaque () const
PieGraph &	operator= (PieGraph &&)=delete
PieGraph &	operator= (PieGraph const &)=delete
	PieGraph ()
	PieGraph (PieGraph &&)=delete
	PieGraph (PieGraph const &)=delete
	PieGraph (Point center)
void	setCenter (int x, int y)
void	setCenter (Point const &center)
void	setCenterX (int x)
void	setCenterY (int y)
void	setOpaque (bool opaque)
void	setRadius (int radius)
Public Member Functions inherited from fcn::Widget
virtual void	_draw (Graphics *graphics)
virtual FocusHandler *	_getFocusHandler ()
virtual std::list< FocusListener * > const &	_getFocusListeners ()
virtual FocusHandler *	_getInternalFocusHandler ()
virtual std::list< KeyListener * > const &	_getKeyListeners ()
virtual std::list< MouseListener * > const &	_getMouseListeners ()
virtual void	_logic ()
virtual void	_setFocusHandler (FocusHandler *focusHandler)
virtual void	_setParent (Widget *parent)
void	adaptLayout ()
virtual void	adaptLayout (bool top)
void	addActionListener (ActionListener *actionListener)
void	addDeathListener (DeathListener *deathListener)
void	addDropTargetListener (DropTargetListener *listener)
void	addFocusListener (FocusListener *focusListener)
void	addKeyListener (KeyListener *keyListener)
void	addMouseListener (MouseListener *mouseListener)
void	addWidgetListener (WidgetListener *widgetListener)
virtual void	adjustSize ()
bool	captureMouse ()
bool	contains (int x, int y) const
virtual void	drawBorder (Graphics *graphics)
void	drawBorder (Graphics *graphics, unsigned int sides) const
virtual void	drawOutline (Graphics *graphics)
virtual void	drawSelectionFrame (Graphics *graphics)
void	expandContent ()
virtual void	expandContent (bool recursion)
virtual void	focusNext ()
virtual void	focusPrevious ()
virtual void	fontChanged ()
virtual void	getAbsolutePosition (int &x, int &y) const
std::string const &	getActionEventId () const
Color const &	getBackgroundColor () const
Color const &	getBaseColor () const
Color const &	getBorderColor () const
unsigned int	getBorderSides () const
unsigned int	getBorderSize () const
unsigned int	getBorderStyle () const
virtual Rectangle	getChildrenArea ()
unsigned int	getChildrenCount () const
Rectangle const &	getDimension () const
Size const &	getFixedSize () const
Font *	getFont () const
Color const &	getForegroundColor () const
int	getHeight () const
std::string const &	getId () const
void	getLastPosition (int &x, int &y) const
int	getMarginBottom () const
int	getMarginLeft () const
int	getMarginRight () const
int	getMarginTop () const
Size const &	getMaxSize () const
Size const &	getMinSize () const
Color const &	getOutlineColor () const
unsigned int	getOutlineSize () const
unsigned int	getPaddingBottom () const
unsigned int	getPaddingLeft () const
unsigned int	getPaddingRight () const
unsigned int	getPaddingTop () const
virtual Widget *	getParent () const
Color const &	getSelectionColor () const
SelectionMode	getSelectionMode () const
virtual Widget *	getTop () const
unsigned int	getVisibleChildrenCount () const
Widget *	getWidgetAt (int x, int y)
virtual Widget *	getWidgetAt (int x, int y, Widget *exclude)
std::list< Widget * >	getWidgetsIn (Rectangle const &area)
virtual std::list< Widget * >	getWidgetsIn (Rectangle const &area, Widget *ignore)
int	getWidth () const
int	getX () const
int	getY () const
bool	hasMouseCapture () const
bool	isDescendantOf (Widget const *ancestor) const noexcept
bool	isEnabled () const
bool	isFixedSize () const
bool	isFocusable () const
virtual bool	isFocused () const
bool	isHorizontalExpand () const
bool	isInsideActiveMouseModal () const noexcept
bool	isLastPositionSet () const
virtual bool	isLayouted ()
virtual bool	isModalFocusable () const
virtual bool	isModalFocused () const
virtual bool	isModalMouseInputFocusable () const
bool	isMouseInside (MouseEvent const &mouseEvent) const
bool	isSetVisible () const
bool	isTabInEnabled () const
bool	isTabOutEnabled () const
virtual bool	isUnderMouseModal () const
bool	isVerticalExpand () const
bool	isVisible () const
virtual void	logic ()
virtual void	moveToBottom (Widget *widget)
virtual void	moveToTop (Widget *widget)
virtual void	onFocusChanged ()
virtual void	onFocusGained ()
virtual void	onFocusLost ()
Widget &	operator= (Widget &&)=delete
Widget &	operator= (Widget const &)=delete
void	releaseMouse ()
void	removeActionListener (ActionListener *actionListener)
void	removeDeathListener (DeathListener *deathListener)
void	removeDropTargetListener (DropTargetListener *listener)
void	removeFocusListener (FocusListener *focusListener)
void	removeKeyListener (KeyListener *keyListener)
void	removeMouseListener (MouseListener *mouseListener)
void	removeWidgetListener (WidgetListener *widgetListener)
virtual void	requestFocus ()
virtual void	requestMoveToBottom ()
virtual void	requestMoveToTop ()
virtual void	resizeToContent (bool recursion=true)
void	setActionEventId (std::string const &actionEventId)
virtual void	setBackgroundColor (Color const &color)
virtual void	setBaseColor (Color const &color)
void	setBorderBottom (unsigned int size, unsigned int style)
virtual void	setBorderColor (Color const &color)
void	setBorderSides (unsigned int sides)
void	setBorderSize (unsigned int size)
void	setBorderStyle (unsigned int style)
void	setBorderTop (unsigned int size, unsigned int style)
virtual void	setDimension (Rectangle const &dimension)
void	setEnabled (bool enabled)
void	setFixedSize (Size const &size)
void	setFocusable (bool focusable)
virtual void	setFocused (bool focused)
virtual void	setFont (Font *font)
virtual void	setForegroundColor (Color const &color)
virtual void	setHeight (int height)
void	setHorizontalExpand (bool expand)
void	setId (std::string const &id)
void	setInternalFocusHandler (FocusHandler *internalFocusHandler)
void	setLastPosition (int x, int y)
void	setMargin (int margin)
void	setMarginBottom (int margin)
void	setMarginLeft (int margin)
void	setMarginRight (int margin)
void	setMarginTop (int margin)
void	setMaxSize (Size const &size)
void	setMinSize (Size const &size)
virtual void	setOutlineColor (Color const &color)
void	setOutlineSize (unsigned int size)
void	setPadding (unsigned int padding)
void	setPaddingBottom (unsigned int padding)
void	setPaddingLeft (unsigned int padding)
void	setPaddingRight (unsigned int padding)
void	setPaddingTop (unsigned int padding)
void	setPosition (int x, int y)
virtual void	setSelectionColor (Color const &color)
virtual void	setSelectionMode (SelectionMode mode)
virtual void	setSize (int width, int height)
void	setTabInEnabled (bool enabled)
void	setTabOutEnabled (bool enabled)
void	setVerticalExpand (bool expand)
void	setVisible (bool visible)
virtual void	setWidth (int width)
void	setX (int x)
void	setY (int y)
virtual void	showPart (Rectangle rectangle)
virtual void	showWidgetPart (Widget *widget, Rectangle area)
virtual void	textInput (TextInputEvent &event)
	Widget ()
	Widget (Widget &&)=delete
	Widget (Widget const &)=delete

Protected Attributes
Point	m_center
bool	m_opaque
int	m_radius
std::vector< PieGraphSegment >	m_segments
Protected Attributes inherited from fcn::Widget
std::string	mActionEventId
std::list< ActionListener * >	mActionListeners
Color	mBackgroundColor {0xf9fafb}
Color	mBaseColor {0xe5e7eb}
Color	mBorderColor {0xd1d5db}
unsigned int	mBorderSides {BORDER_ALL}
unsigned int	mBorderSize {0}
unsigned int	mBorderStyle {BORDER_STYLE_FLAT}
std::list< Widget * >	mChildren
Font *	mCurrentFont {nullptr}
std::list< DeathListener * >	mDeathListeners
Rectangle	mDimension
std::list< DropTargetListener * >	mDropTargetListeners
bool	mEnabled {true}
Size	mFixedSize {-1, -1}
bool	mFixedSizeUsed {false}
bool	mFocusable {false}
bool	mFocused {false}
FocusHandler *	mFocusHandler {nullptr}
std::list< FocusListener * >	mFocusListeners
Color	mForegroundColor {0x1f2933}
bool	mHExpand {false}
std::string	mId
FocusHandler *	mInternalFocusHandler {nullptr}
std::list< KeyListener * >	mKeyListeners
int	mLastX {0}
int	mLastY {0}
int	mMarginBottom {0}
int	mMarginLeft {0}
int	mMarginRight {0}
int	mMarginTop {0}
Size	mMaxSize {std::numeric_limits<int>::max(), std::numeric_limits<int>::max()}
Size	mMinSize {0, 0}
std::list< MouseListener * >	mMouseListeners
Rectangle	mOffsetRect
Color	mOutlineColor {0x9ca3af}
unsigned int	mOutlineSize {0}
unsigned int	mPaddingBottom {0}
unsigned int	mPaddingLeft {0}
unsigned int	mPaddingRight {0}
unsigned int	mPaddingTop {0}
Widget *	mParent {nullptr}
Color	mSelectionColor {0x3b82f6}
SelectionMode	mSelectionMode {SelectionMode::None}
bool	mTabIn {true}
bool	mTabOut {true}
bool	mVExpand {false}
bool	mVisible {true}
std::list< WidgetListener * >	mWidgetListeners

Additional Inherited Members
Public Types inherited from fcn::Widget
enum	BorderSide : uint8_t { BORDER_NONE = 0 , BORDER_LEFT = 1 << 0 , BORDER_TOP = 1 << 1 , BORDER_RIGHT = 1 << 2 , BORDER_BOTTOM = 1 << 3 , BORDER_ALL = BORDER_LEFT \| BORDER_TOP \| BORDER_RIGHT \| BORDER_BOTTOM }
enum	BorderStyle : uint8_t { BORDER_STYLE_BEVEL = 0 , BORDER_STYLE_FLAT = 1 }
enum class	SelectionMode : uint8_t { None = 0 , Border = 1 , Background = 2 }
Static Public Member Functions inherited from fcn::Widget
static DeathListener *	_getGuiDeathListener ()
static VisibilityEventHandler *	_getVisibilityEventHandler ()
static void	_setGuiDeathListener (DeathListener *deathListener)
static void	_setVisibilityEventHandler (VisibilityEventHandler *visibilityEventHandler)
static Widget *	getMouseCapture ()
static void	resetGlobalFont ()
static void	setGlobalFont (Font *font)
static bool	widgetExists (Widget const *widget)
Protected Member Functions inherited from fcn::Widget
void	add (Widget *widget)
void	calculateSize ()
void	distributeActionEvent ()
void	distributeAncestorHiddenEvent (Widget *ancestor)
void	distributeAncestorMovedEvent (Widget *ancestor)
void	distributeAncestorShownEvent (Widget *ancestor)
void	distributeDragDrop (DragEvent &event)
bool	distributeDragEnter (DragEvent &event)
void	distributeDragHover (DragEvent &event)
void	distributeDragLeave (DragEvent &event)
void	distributeHiddenEvent ()
void	distributeMovedEvent ()
void	distributeResizedEvent ()
void	distributeShownEvent ()
virtual Widget *	findWidgetById (std::string const &id)
std::list< Widget * > const &	getChildren () const
virtual void	remove (Widget *widget)
virtual void	removeAllChildren ()
void	resizeToChildren ()
Static Protected Attributes inherited from fcn::Widget
static DefaultFont	mDefaultFont
static Font *	mGlobalFont = nullptr
static DeathListener *	mGuiDeathListener = nullptr
static VisibilityEventHandler *	mVisibilityEventHandler = nullptr
static std::list< Widget * >	mWidgetInstances
static Widget *	sMouseCapture = nullptr

Detailed Description

Displays data as a circular pie chart.

A pie graph is a circular graph that is divided into segments. Each segment represents a portion of the whole graph, and the size of each segment is determined by the start and stop angles of the segment.

Definition at line 28 of file piegraph.hpp.

Constructor & Destructor Documentation

◆ PieGraph() [1/2]

fcn::PieGraph::PieGraph ( )

Default constructor.

Definition at line 20 of file piegraph.cpp.

References m_opaque, and m_radius.

◆ PieGraph() [2/2]

fcn::PieGraph::PieGraph ( Point center )

explicit

Construct a PieGraph with an explicit center point.

Parameters

center The center point of the pie graph.

Definition at line 24 of file piegraph.cpp.

References m_center, m_opaque, and m_radius.

Member Function Documentation

◆ addSegment()

void fcn::PieGraph::addSegment	(	int	startAngle,
		int	stopAngle,
		Color const &	color )

Add a segment to the pie graph.

Parameters

startAngle	Start angle in degrees.
stopAngle	Stop angle in degrees.
color	Color to draw the segment with.

Definition at line 74 of file piegraph.cpp.

References fcn::PieGraph::PieGraphSegment::color, m_segments, fcn::PieGraph::PieGraphSegment::startAngle, and fcn::PieGraph::PieGraphSegment::stopAngle.

◆ clearSegments()

void fcn::PieGraph::clearSegments ( )

Remove all segments from the pie graph.

Definition at line 83 of file piegraph.cpp.

References m_segments.

◆ draw()

void fcn::PieGraph::draw ( Graphics * graphics )

overridevirtual

Draws this widget.

Implements fcn::Widget.

Definition at line 98 of file piegraph.cpp.

References fcn::Widget::drawBorder(), fcn::Graphics::drawFillCircleSegment(), fcn::Widget::drawSelectionFrame(), fcn::Graphics::fillRectangle(), fcn::Widget::getBackgroundColor(), fcn::Widget::getBorderSize(), fcn::Widget::getHeight(), fcn::Widget::getSelectionColor(), fcn::Widget::getSelectionMode(), fcn::Widget::getWidth(), fcn::Widget::isFocused(), isOpaque(), m_center, m_radius, m_segments, and fcn::Graphics::setColor().

◆ getCenter()

Point const & fcn::PieGraph::getCenter ( ) const

Get the center point.

Returns: The center point of the pie graph.

Definition at line 59 of file piegraph.cpp.

References m_center.

◆ getCenterX()

int fcn::PieGraph::getCenterX ( ) const

Get the center x-coordinate.

Returns: The center X coordinate.

Definition at line 44 of file piegraph.cpp.

References m_center.

◆ getCenterY()

int fcn::PieGraph::getCenterY ( ) const

Get the center y-coordinate.

Returns: The center Y coordinate.

Definition at line 49 of file piegraph.cpp.

References m_center.

◆ getRadius()

int fcn::PieGraph::getRadius ( ) const

Get the radius of the pie graph.

Returns: Radius in pixels.

Definition at line 69 of file piegraph.cpp.

References m_radius.

◆ isOpaque()

bool fcn::PieGraph::isOpaque ( ) const

Returns: Whether this graph is opaque or not.

Definition at line 93 of file piegraph.cpp.

References m_opaque.

Referenced by draw().

◆ setCenter() [1/2]

void fcn::PieGraph::setCenter	(	int	x,
		int	y )

Set the center coordinates.

Parameters

x	X coordinate for the center.
y	Y coordinate for the center.

Definition at line 38 of file piegraph.cpp.

References m_center.

◆ setCenter() [2/2]

void fcn::PieGraph::setCenter ( Point const & center )

Set the center using a Point.

Parameters

center The new center.

Definition at line 54 of file piegraph.cpp.

References m_center.

◆ setCenterX()

void fcn::PieGraph::setCenterX ( int x )

Set the center x-coordinate.

Parameters

x	X coordinate for the center.

Definition at line 28 of file piegraph.cpp.

References m_center.

◆ setCenterY()

void fcn::PieGraph::setCenterY ( int y )

Set the center y-coordinate.

Parameters

y	Y coordinate for the center.

Definition at line 33 of file piegraph.cpp.

References m_center.

◆ setOpaque()

void fcn::PieGraph::setOpaque ( bool opaque )

Sets the opacity of the graph.

Parameters

opaque True if opaque, false otherwise.

Definition at line 88 of file piegraph.cpp.

References m_opaque.

◆ setRadius()

void fcn::PieGraph::setRadius ( int radius )

Set the radius of the pie graph.

Parameters

radius Radius in pixels.

Definition at line 64 of file piegraph.cpp.

References m_radius.

Member Data Documentation

◆ m_center

Point fcn::PieGraph::m_center

protected

The center point of the pie graph.

Definition at line 150 of file piegraph.hpp.

Referenced by draw(), getCenter(), getCenterX(), getCenterY(), PieGraph(), setCenter(), setCenter(), setCenterX(), and setCenterY().

◆ m_opaque

bool fcn::PieGraph::m_opaque

protected

True if the pie graph is drawn opaque.

Definition at line 147 of file piegraph.hpp.

Referenced by isOpaque(), PieGraph(), PieGraph(), and setOpaque().

◆ m_radius

int fcn::PieGraph::m_radius

protected

The radius of the pie graph in pixels.

Definition at line 153 of file piegraph.hpp.

Referenced by draw(), getRadius(), PieGraph(), PieGraph(), and setRadius().

◆ m_segments

std::vector<PieGraphSegment> fcn::PieGraph::m_segments

protected

The list of segments that make up the pie graph.

Definition at line 172 of file piegraph.hpp.

Referenced by addSegment(), clearSegments(), and draw().

The documentation for this class was generated from the following files:

Classes

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ PieGraph() [1/2]

◆ PieGraph() [2/2]

Member Function Documentation

◆ addSegment()

◆ clearSegments()

◆ draw()

◆ getCenter()

◆ getCenterX()

◆ getCenterY()

◆ getRadius()

◆ isOpaque()

◆ setCenter() [1/2]

◆ setCenter() [2/2]

◆ setCenterX()

◆ setCenterY()

◆ setOpaque()

◆ setRadius()

Member Data Documentation

◆ m_center

◆ m_opaque

◆ m_radius

◆ m_segments