GLViewer_ViewPort Class Reference

#include <GLViewer_ViewPort.h>

Inheritance diagram for GLViewer_ViewPort:

Signals
void	vpKeyEvent (QKeyEvent *)
void	vpMouseEvent (QMouseEvent *)
void	vpWheelEvent (QWheelEvent *)
void	vpDrawExternal (QPainter *)
void	contextMenuRequested (QContextMenuEvent *)
Public Member Functions
	GLViewer_ViewPort (QWidget *parent)
	~GLViewer_ViewPort ()
void	setSketchingEnabled (bool)
	Activates/deactivates sketching.
bool	isSketchingEnabled () const
	Checks active status of sketcher.
void	setTransformEnabled (bool)
	Activates/deactivates transformer.
bool	isTransformEnabled () const
	Checks active status of transformer.
virtual QColor	backgroundColor () const
	Returns background color.
virtual void	setBackgroundColor (const QColor &)
	Sets background color.
void	redrawPainters ()
	Redraw external pa inters.
virtual void	onUpdate ()
	Updates view.
virtual BlockStatus	currentBlock ()
	Returns blocking status for current started operations.
Static Public Member Functions
static QCursor *	getDefaultCursor ()
static void	setDefaultCursor (const QCursor &newCursor)
static QCursor *	getRotCursor ()
static void	setRotCursor (const QCursor &newCursor)
static QCursor *	getSketchCursor ()
static void	setSketchCursor (const QCursor &newCursor)
Protected Types
enum	ViewType { Type2D, Type3D }
Protected Slots
virtual void	onChangeBgColor ()
Protected Member Functions
void	selectVisualId (ViewType)
virtual QPaintDevice *	getPaintDevice ()
virtual void	contextMenuEvent (QContextMenuEvent *e)
virtual void	paintEvent (QPaintEvent *)
	EVENTS.
virtual void	mouseMoveEvent (QMouseEvent *)
virtual void	mouseReleaseEvent (QMouseEvent *)
virtual void	mousePressEvent (QMouseEvent *)
virtual void	mouseDoubleClickEvent (QMouseEvent *)
virtual void	keyPressEvent (QKeyEvent *)
virtual void	keyReleaseEvent (QKeyEvent *)
virtual void	wheelEvent (QWheelEvent *)
virtual void	reset ()=0
	TO BE REDEFINED.
virtual void	pan (int, int)=0
virtual void	setCenter (int, int)=0
virtual void	zoom (int, int, int, int)=0
virtual void	fitRect (const QRect &)=0
virtual void	fitSelect ()=0
virtual void	fitAll (bool keepScale=false, bool withZ=true)=0
Static Protected Member Functions
static void	createCursors ()
	STATICS.
static void	destroyCursors ()
static QCursor *	getHandCursor ()
static void	setHandCursor (const QCursor &newCursor)
static QCursor *	getPanCursor ()
static void	setPanCursor (const QCursor &newCursor)
static QCursor *	getPanglCursor ()
static void	setPanglCursor (const QCursor &newCursor)
static QCursor *	getZoomCursor ()
static void	setZoomCursor (const QCursor &newCursor)
Protected Attributes
bool	myEnableSketching
bool	myEnableTransform
bool	myPaintersRedrawing
Private Member Functions
void	initialize ()
void	cleanup ()
Static Private Attributes
static int	nCounter = 0
static QCursor *	defCursor = 0
static QCursor *	panglCursor = 0
static QCursor *	handCursor = 0
static QCursor *	panCursor = 0
static QCursor *	zoomCursor = 0
static QCursor *	rotCursor = 0
static QCursor *	sketchCursor = 0
Friends
class	GLViewer_ViewSketcher
class	GLViewer_ViewTransformer

---

Detailed Description

Visualisation canvas of GLViewer

---

Member Enumeration Documentation

enum GLViewer_ViewPort::ViewType [protected]

Enumerator:

Type2D
Type3D

---

Constructor & Destructor Documentation

GLViewer_ViewPort::GLViewer_ViewPort

(

QWidget *

parent

)

Constructor

References initialize().

GLViewer_ViewPort::~GLViewer_ViewPort

(

)

Destructor

References cleanup().

---

Member Function Documentation

void GLViewer_ViewPort::setSketchingEnabled

(

bool

enable

)

Enables / disables sketching [ public ]

References myEnableSketching.

bool GLViewer_ViewPort::isSketchingEnabled

(

)

const

Returns 'true' if sketching is enabled in this viewport. [ public ]

References myEnableSketching.

void GLViewer_ViewPort::setTransformEnabled

(

bool

enable

)

Enables / disables transformations. [ public ]

References myEnableTransform.

bool GLViewer_ViewPort::isTransformEnabled

(

)

const

Returns 'true' if transformations ( rotation, zoom etc. ) are enabled in this viewport. [ public ]

References myEnableTransform.

QColor GLViewer_ViewPort::backgroundColor

(

)

const [virtual]

Returns the background color. [ virtual ]

Reimplemented in GLViewer_ViewPort2d.

void GLViewer_ViewPort::setBackgroundColor

(

const QColor &

color

)

[virtual]

Sets the background 'color'. [ virtual ]

Reimplemented in GLViewer_ViewPort2d.

void GLViewer_ViewPort::redrawPainters

(

)

Forces to redraw the viewport by an external painter. [ public ]

References myPaintersRedrawing.

void GLViewer_ViewPort::onUpdate

(

)

[virtual]

Updates this view. Does nothing by default. [ virtual public ]

virtual BlockStatus GLViewer_ViewPort.currentBlock

(

)

[virtual]

Reimplemented in GLViewer_ViewPort2d.

References BS_NoBlock.

void GLViewer_ViewPort::selectVisualId

(

ViewType

type

)

[protected]

Selects visual ID for OpenGL window ( X11 specific ). [ protected ]

References test_table.a, backgroundColor(), choose_cmap(), Plot2d.None, Type2D, Type3D, and Window.

virtual QPaintDevice* GLViewer_ViewPort.getPaintDevice

(

)

[protected, virtual]

Reimplemented in GLViewer_ViewPort2d.

void GLViewer_ViewPort::contextMenuEvent

(

QContextMenuEvent *

e

)

[protected, virtual]

Custom context menu event handler

References contextMenuRequested().

void GLViewer_ViewPort::createCursors

(

)

[static, protected]

Creates the necessary viewport cursors. [ static ]

References defCursor, handCursor, QtxResourceMgr.loadPixmap(), panCursor, panglCursor, SUIT_Session.resourceMgr(), rotCursor, SUIT_Session.session(), sketchCursor, and zoomCursor.

void GLViewer_ViewPort::destroyCursors

(

)

[static, protected]

Destroys the viewport cursors. [ static ]

References defCursor, handCursor, panCursor, panglCursor, rotCursor, sketchCursor, and zoomCursor.

static QCursor* GLViewer_ViewPort.getHandCursor

(

)

[static, protected]

void GLViewer_ViewPort::setHandCursor

(

const QCursor &

newCursor

)

[static, protected]

Sets new cursor for drawing rectangle in the viewport. [ static ]

References handCursor.

static QCursor* GLViewer_ViewPort.getPanCursor

(

)

[static, protected]

void GLViewer_ViewPort::setPanCursor

(

const QCursor &

newCursor

)

[static, protected]

Sets new cursor for panning. [ static ]

References panCursor.

static QCursor* GLViewer_ViewPort.getPanglCursor

(

)

[static, protected]

void GLViewer_ViewPort::setPanglCursor

(

const QCursor &

newCursor

)

[static, protected]

Sets new cursor for global panning. [ static ]

References panglCursor.

static QCursor* GLViewer_ViewPort.getZoomCursor

(

)

[static, protected]

void GLViewer_ViewPort::setZoomCursor

(

const QCursor &

newCursor

)

[static, protected]

Sets new cursor for zooming. [ static ]

References zoomCursor.

static QCursor* GLViewer_ViewPort.getDefaultCursor

(

)

[static]

void GLViewer_ViewPort::setDefaultCursor

(

const QCursor &

newCursor

)

[static]

Sets new default cursor. [ static ]

References defCursor.

static QCursor* GLViewer_ViewPort.getRotCursor

(

)

[static]

void GLViewer_ViewPort::setRotCursor

(

const QCursor &

newCursor

)

[static]

Sets new cursor for rotating. [ static ]

References rotCursor.

static QCursor* GLViewer_ViewPort.getSketchCursor

(

)

[static]

void GLViewer_ViewPort::setSketchCursor

(

const QCursor &

newCursor

)

[static]

Sets new cursor for rotating. [ static ]

References rotCursor, and sketchCursor.

void GLViewer_ViewPort::paintEvent

(

QPaintEvent *

)

[protected, virtual]

Repaints the viewport. [ virtual protected ]

Reimplemented in GLViewer_ViewPort2d.

References myPaintersRedrawing, and vpDrawExternal().

void GLViewer_ViewPort::mouseMoveEvent

(

QMouseEvent *

e

)

[protected, virtual]

Emits 'mouseEvent' signal. [ virtual protected ]

Reimplemented in GLViewer_ViewPort2d.

References vpMouseEvent().

void GLViewer_ViewPort::mouseReleaseEvent

(

QMouseEvent *

e

)

[protected, virtual]

Emits 'mouseEvent' signal. [ virtual protected ]

Reimplemented in GLViewer_ViewPort2d.

References vpMouseEvent().

void GLViewer_ViewPort::mousePressEvent

(

QMouseEvent *

e

)

[protected, virtual]

Emits 'mouseEvent' signal. [ virtual protected ]

Reimplemented in GLViewer_ViewPort2d.

References vpMouseEvent().

void GLViewer_ViewPort::mouseDoubleClickEvent

(

QMouseEvent *

e

)

[protected, virtual]

Emits 'mouseEvent' signal. [ virtual protected ]

Reimplemented in GLViewer_ViewPort2d.

References vpMouseEvent().

void GLViewer_ViewPort::keyPressEvent

(

QKeyEvent *

e

)

[protected, virtual]

Emits 'keyEvent' signal. [ virtual protected ]

References vpKeyEvent().

void GLViewer_ViewPort::keyReleaseEvent

(

QKeyEvent *

e

)

[protected, virtual]

Emits 'keyEvent' signal. [ virtual protected ]

References vpKeyEvent().

void GLViewer_ViewPort::wheelEvent

(

QWheelEvent *

e

)

[protected, virtual]

Emits 'mouseEvent' signal. [ virtual protected ]

References vpWheelEvent().

virtual void GLViewer_ViewPort.reset

(

)

[protected, pure virtual]

Implemented in GLViewer_ViewPort2d.

virtual void GLViewer_ViewPort.pan	(	int	,
		int
	)		[protected, pure virtual]

Implemented in GLViewer_ViewPort2d.

virtual void GLViewer_ViewPort.setCenter	(	int	,
		int
	)		[protected, pure virtual]

Implemented in GLViewer_ViewPort2d.

virtual void GLViewer_ViewPort.zoom	(	int	,
		int	,
		int	,
		int
	)		[protected, pure virtual]

Implemented in GLViewer_ViewPort2d.

virtual void GLViewer_ViewPort.fitRect

(

const QRect &

)

[protected, pure virtual]

Implemented in GLViewer_ViewPort2d.

virtual void GLViewer_ViewPort.fitSelect

(

)

[protected, pure virtual]

Implemented in GLViewer_ViewPort2d.

virtual void GLViewer_ViewPort.fitAll	(	bool	keepScale = false,
		bool	withZ = true
	)		[protected, pure virtual]

Implemented in GLViewer_ViewPort2d.

void GLViewer_ViewPort::onChangeBgColor

(

)

[protected, virtual, slot]

Sets the background color with color selection dialog. [ virtual protected slot ]

References backgroundColor(), and setBackgroundColor().

void GLViewer_ViewPort.vpKeyEvent

(

QKeyEvent *

)

[signal]

void GLViewer_ViewPort.vpMouseEvent

(

QMouseEvent *

)

[signal]

void GLViewer_ViewPort.vpWheelEvent

(

QWheelEvent *

)

[signal]

void GLViewer_ViewPort.vpDrawExternal

(

QPainter *

)

[signal]

void GLViewer_ViewPort.contextMenuRequested

(

QContextMenuEvent *

)

[signal]

void GLViewer_ViewPort::initialize

(

)

[private]

Initializes viewport. [ private ]

References createCursors(), myEnableSketching, myEnableTransform, myPaintersRedrawing, and nCounter.

void GLViewer_ViewPort::cleanup

(

)

[private]

Cleans up the viewport. [ private ]

References destroyCursors(), and nCounter.

---

Friends And Related Function Documentation

friend class GLViewer_ViewSketcher [friend]

friend class GLViewer_ViewTransformer [friend]

---

Field Documentation

bool GLViewer_ViewPort.myEnableSketching [protected]

bool GLViewer_ViewPort.myEnableTransform [protected]

bool GLViewer_ViewPort.myPaintersRedrawing [protected]

int GLViewer_ViewPort::nCounter = 0 [static, private]

QCursor * GLViewer_ViewPort::defCursor = 0 [static, private]

QCursor * GLViewer_ViewPort::panglCursor = 0 [static, private]

QCursor * GLViewer_ViewPort::handCursor = 0 [static, private]

QCursor * GLViewer_ViewPort::panCursor = 0 [static, private]

QCursor * GLViewer_ViewPort::zoomCursor = 0 [static, private]

QCursor * GLViewer_ViewPort::rotCursor = 0 [static, private]

QCursor * GLViewer_ViewPort::sketchCursor = 0 [static, private]