Gauge Class Reference

Gauge window class, that allows visualisaion of data in form of bar or radial pointer. More...

#include <Gauge.h>

Inheritance diagram for Gauge:

Public Member Functions
	Gauge (int left, int top, int width, int height)
	Constructor. More...
void	SetFillColor (Color fillColor)
	Sets fill color.
void	SetMinMax (float minVal, float maxVal)
	Sets values range. More...
float	SetValue (float value)
	Sets display value. More...
Public Member Functions inherited from Window
	Window (const __FlashStringHelper *name, int left, int top, int width, int height)
	Constructor. More...
virtual void	SetDecorators (DecoratorList *decorators)
	Sets window decorators list.
DecoratorList *	GetDecorators ()
	Returns window decorators list.
void	AddDecorator (Decorator *decorator)
	Adds decorator to the decaorator list.
Dialog *	FindDialog (const __FlashStringHelper *id)
void	RegisterDialog (const __FlashStringHelper *id, Dialog *dlg)
IDialogClosedEventReceiver::DialogResults	DoDialog (Dialog *dlg)
void	RegisterTouchEventReceiver (ITouchEventReceiver *touchEventReceiver)
	Registers receiver for touch event. More...
virtual bool	IsAwaitTouch ()
	Returns true if window await touch action (like button) or false if touch manager should ignore this window during processing of touch events.
virtual void	OnTouching (DC *dc)
	Touch manager calls this function in the loop as long as touch action proceeds.
virtual bool	OnTouch (int x, int y)
	Touch manager calls this function right after touch is released.
Window *	RootWindow ()
	Returns pointer to root window. MainWindow does not have any parents.
virtual void	Move (int left, int top, int width, int height)
	Moves and resizes window relativly to the parent window. More...
void	Invalidate ()
	If function is called than the window manager updates the window.
bool	IsDirty ()
	Returns true if window has to be updated.
int	Left ()
	Returns window left coordinate relative to the parent window.
int	Top ()
	Returns window top coordinate relative to the parent window.
int	Width ()
	Returns window width.
int	Height ()
	Returns window height.
void	AddChild (Window *window)
	Adds window child window.
Window *	Parent ()
	Returns Parent window.
void	SetVisible (bool isVisible)
	Sets window visibility status.
bool	IsVisible ()
	Returns true if window visible and false is hidden.
LinkedList< Window > &	Children ()
	Returns list of children window.
void	Redraw (DC *dc)
	Performs full window redraw. More...

Public Attributes
Color	_fillColor
	Gauge fill color.
float	_value
	Current gauge value.
float	_oldValue
	Previos gauge value.
float	_minValue
	Gauge min limit.
float	_maxValue
	Gauge max limit.
bool	_drawOnlyPointer
	Defines whether only pointer (not scale has to be drawn)

Static Public Attributes
static const float	_sector_angle_rad = 3.14 / 2 * 0.8

Additional Inherited Members
Protected Member Functions inherited from Window
void	PrepareDC (DC *dc)
	Setups window coordinate system. This function called by window manager right before window has to be redrawn and it is intended for internal use. More...
virtual void	OnDraw (DC *dc)
	If derived class needs to draw something in window client area, this function has to be ovverriden. More...
Protected Attributes inherited from Window
int	_left
	window left coordinate relative to the parent window
int	_top
	window top coordinate relative to the parent window
int	_width
	window width
int	_height
	window height
bool	_isVisible
	if this variable is false this window and all child windows are not visualized
LinkedList< Window >	_children
	list of children windows. All children window are positioned relative to parent window
Window *	_parent
	pointer to parent window
bool	_isDirty
	if true than window manager will redraw this window.
DecoratorList *	_decorators
	contains list of drawig commands. If they are shared between more than one window -> SRAM usage optimisation
ITouchEventReceiver *	_touchEventReceiver
	call back event receiver for touch actions

Detailed Description

Gauge window class, that allows visualisaion of data in form of bar or radial pointer.

Constructor & Destructor Documentation

Gauge::Gauge ( int  left, int  top, int  width, int  height  )

inline

Constructor.

Parameters

gaugeType	defines gauge appearance
left	left coordinate relative to parent indow
top	top coordinate relative to parent indow
width	window width
height	window height

Member Function Documentation

void Gauge::SetMinMax ( float  minVal, float  maxVal  )

inline

Sets values range.

Parameters

minVal	min value
maxVal	max value

float Gauge::SetValue ( float  value )

inline

Sets display value.

Parameters

value

desired value

Returns

if value is above limits than limit otherwise value

---

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

• Gauge.h