#include <GLViewer_Viewer2d.h>

Inheritance diagram for GLViewer_Viewer2d:

Public Types
enum	GLSketchingType { None, Polyline, Arc, Curve, Scribble, Oval, Rectangle }
	Type of sketcher operation. More...

enum	VectorFileType { POST_SCRIPT, HPGL }
	Type of export vector file. More...

enum	PaperType { A1 =0, A2, A3, A4, A5 }
	Type of paper for export to vector format. More...

Public Types inherited from GLViewer_Viewer
enum	SelectionMode { NoSelection, Single, Multiple }

enum	TransformType { NoTransform, Reset, FitAll, FitRect, FitSelect, Zoom, PanGlobal, Pan, Rotate, UserTransform = 100 }

enum	SketchingType { NoSketching, Rect, UserSketching = 100 }

Public Types inherited from SUIT_ViewModel
enum	HotOperation { PAN, ZOOM, ROTATE, FIT_AREA }

enum	InteractionStyle { STANDARD, KEY_FREE }

typedef QMap< HotOperation, Qt::KeyboardModifiers >	StatesMap

typedef QMap< HotOperation, Qt::MouseButtons >	ButtonsMap

typedef QMap< InteractionStyle, StatesMap >	InteractionStyle2StatesMap

typedef QMap< InteractionStyle, ButtonsMap >	InteractionStyle2ButtonsMap

Public Slots
void	onChangeBgColor ()
	Changes background color. More...

void	onCreateGLMarkers (int number=1000, int size=5)
	Creates set of marker number. More...

void	onCreateGLPolyline (int number=100, int angles=10, int size=100)
	Creates set of polyline number. More...

void	onCreateGLText (QString text="Text", int number=1)
	Creates set of text number. More...

Signals
void	wheelZoomChange (bool)
	Signal needs for optimum recompute of zoom depending objects Warning: use recompute without update viewer. More...

Signals inherited from GLViewer_Viewer
void	selectionChanged (SelectionChangeStatus)

Public Member Functions
	GLViewer_Viewer2d (const QString &title)
	A constructor. More...

	~GLViewer_Viewer2d ()
	A destructor. More...

virtual SUIT_ViewWindow *	createView (SUIT_Desktop *)
	Redefined method. More...

void	addPopupItems (QMenu *)
	Adds item for change background color. More...

const QList< GLViewer_Drawer * > &	getDrawers () const
	Returns all drawers. More...

GLViewer_Context *	getGLContext () const
	Returns context. More...

void	updateColors (QColor colorH, QColor colorS)
	Updates colors for all drawers (does not work) More...

void	updateBorders (GLViewer_Rect *theRect)
	Updates rect of global scene by adding new rect. More...

void	updateBorders ()
	Recomputes global scene rect. More...

void	updateAll ()
	Redraws all active objects by updating all drawers in all views. More...

void	updateDrawers (GLboolean onlyUpdate, GLfloat scX=0.0, GLfloat scY=0.0)
	Updates all drawers with new scale factor. More...

void	activateDrawers (QList< GLViewer_Object * > &theObjects, bool onlyUpdate, GLboolean swap=GL_FALSE)
	Activates drawers for objects from list. More...

void	activateDrawer (GLViewer_Object *theObject, bool onlyUpdate, GLboolean swap=GL_FALSE)
	Activates drawer for. More...

void	activateAllDrawers (bool onlyUpdate, GLboolean swap=GL_FALSE)
	Updates all drawers with new scale factor. More...

void	transPoint (GLfloat &x, GLfloat &y)
	Translates point (x,y) from global CS to curreent viewer CS. More...

QRect *	getWinObjectRect (GLViewer_Object *theObject)
	Returns object rect in window CS. More...

GLViewer_Rect	getGLVRect (const QRect &) const
	Translates rect in window CS to rect in global CS. More...

QRect	getQRect (const GLViewer_Rect &) const
	Translates rect in global CS to rect in window CS. More...

virtual void	insertHeader (VectorFileType aType, QFile &hFile)
	Inserts common text lines starting file of. More...

virtual void	insertEnding (VectorFileType aType, QFile &hFile)
	Inserts common text lines ending file of. More...

virtual bool	translateTo (VectorFileType aType, QString FileName, PaperType aPType, double mmLeft, double mmRight, double mmTop, double mmBottom)
	Translates current view content to vector file. More...

void	repaintView (GLViewer_ViewFrame *theView=NULL, bool makeCurrent=false)
	Repaints view. More...

Public Member Functions inherited from GLViewer_Viewer
	GLViewer_Viewer (const QString &title)

	~GLViewer_Viewer ()

virtual void	setViewManager (SUIT_ViewManager *theViewManager)

virtual QString	getType () const

virtual void	contextMenuPopup (QMenu *)

void	setSelectionMode (SelectionMode)

SelectionMode	getSelectionMode () const

GLViewer_Selector *	getSelector () const

virtual void	update (int=0)

void	activateTransform (int)

void	activateSketching (int)

GLViewer_ViewFrame *	getActiveView () const

Public Member Functions inherited from SUIT_ViewModel
	SUIT_ViewModel ()

virtual	~SUIT_ViewModel ()

SUIT_ViewManager *	getViewManager () const

Protected Slots
void	onMouseEvent (SUIT_ViewWindow , QMouseEvent )

Protected Slots inherited from GLViewer_Viewer
virtual void	onKeyEvent (SUIT_ViewWindow , QKeyEvent )

virtual void	onMouseEvent (SUIT_ViewWindow , QMouseEvent )

virtual void	onWheelEvent (SUIT_ViewWindow , QWheelEvent )

virtual void	onSelectionCancel ()

virtual void	onSelectionDone (bool add, SelectionChangeStatus status)

virtual void	onChangeBgColor ()

Protected Member Functions
GLViewer_Selector *	createSelector ()
	Returns new selector. More...

GLViewer_ViewTransformer *	createTransformer (int type)
	Returns new Transformer with type. More...

void	transformCoordsToPS (double &x, double &y)
	Transforms point (x,y) in Viewer CS to Post Script CS. More...

void	transformCoordsToHPGL (double &x, double &y)
	Transforms point (x,y) in Viewer CS to HPGL CS. More...

virtual void	startOperations (QMouseEvent *)
	Starts any operations on mouse event. More...

virtual bool	updateOperations (QMouseEvent *)
	Updates started operations on mouse event. More...

virtual void	finishOperations (QMouseEvent *)
	Completes started operations on mouse event. More...

virtual void	startOperations (QWheelEvent *)
	Starts any operations on mouse wheel event. More...

Protected Member Functions inherited from GLViewer_Viewer
virtual void	onSketchingStarted ()

virtual void	onSketchingFinished ()

virtual void	onTransformationStarted ()

virtual void	onTransformationFinished ()

virtual void	onSelectionModeChanged ()

virtual void	unhilightDetected ()

virtual bool	eventFilter (QObject , QEvent )

virtual GLViewer_ViewSketcher *	createSketcher (int)

Protected Attributes
GLViewer_Context *	myGLContext
	Current context. More...

QList< GLViewer_Drawer * >	myDrawers
	Map of active drawers. More...

Protected Attributes inherited from GLViewer_Viewer
GLViewer_Selector *	mySelector

SelectionMode	mySelMode

GLViewer_ViewSketcher *	mySketcher

GLViewer_ViewTransformer *	myTransformer

Protected Attributes inherited from SUIT_ViewModel
SUIT_ViewManager *	myViewManager

Private Member Functions
bool	testRotation (QMouseEvent *)
	Rotation transformation. More...

Additional Inherited Members
Static Public Member Functions inherited from GLViewer_Viewer
static QString	Type ()

Static Public Attributes inherited from SUIT_ViewModel
static InteractionStyle2StatesMap	myStateMap

static InteractionStyle2ButtonsMap	myButtonMap

Detailed Description

OpenGL Viewer 2D

Member Enumeration Documentation

enum GLViewer_Viewer2d::GLSketchingType

Enumerator
None
Polyline
Arc
Curve
Scribble
Oval
Rectangle

enum GLViewer_Viewer2d::PaperType

Enumerator
A1
A2
A3
A4
A5

enum GLViewer_Viewer2d::VectorFileType

Enumerator
POST_SCRIPT
HPGL

Constructor & Destructor Documentation

GLViewer_Viewer2d::GLViewer_Viewer2d ( const QString & title )

Constructor

Parameters

title - viewer title

References createSelector(), GLViewer_Viewer::Multiple, myDrawers, myGLContext, and GLViewer_Viewer::mySelMode.

GLViewer_Viewer2d::~GLViewer_Viewer2d ( )

Destructor

References GLViewer_TexFont::clearTextBases().

Member Function Documentation

void GLViewer_Viewer2d::activateAllDrawers	(	bool	onlyUpdate,
		GLboolean	swap = `GL_FALSE`
	)

Parameters

onlyUpdate is passed to drawers

References activateDrawers(), GLViewer_Viewer::getActiveView(), GLViewer_Context::getObjects(), GLViewer_Object::getVisible(), myGLContext, and obj.

void GLViewer_Viewer2d::activateDrawer	(	GLViewer_Object *	theObject,
		bool	onlyUpdate,
		GLboolean	swap = `GL_FALSE`
	)

Parameters

theObject

Activates drawer for

Parameters

theObject

References activateDrawers().

void GLViewer_Viewer2d::activateDrawers	(	QList< GLViewer_Object * > &	theObjects,
		bool	onlyUpdate,
		GLboolean	swap = `GL_FALSE`
	)

Parameters

theObjects only

Activates drawers for objects from list

Parameters

theObjects only

References GLViewer_Drawer::addObject(), GLViewer_Drawer::create(), GLViewer_Viewer::getActiveView(), GLViewer_ViewPort2d::getGLWidget(), GLViewer_Drawer::getPriority(), GLViewer_ViewPort2d::getScale(), SUIT_ViewModel::getViewManager(), GLViewer_ViewFrame::getViewPort(), SUIT_ViewManager::getViews(), and myDrawers.

void GLViewer_Viewer2d::addPopupItems ( QMenu * thePopup )

Adds item for change background color

Parameters

thePopup - menu

References GLViewer_Viewer::getSelector(), and onChangeBgColor().

GLViewer_Selector * GLViewer_Viewer2d::createSelector ( )

protectedvirtual

Returns: new selector

Reimplemented from GLViewer_Viewer.

References getGLContext().

GLViewer_ViewTransformer * GLViewer_Viewer2d::createTransformer ( int type )

protectedvirtual

Parameters

type

Returns: new Transformer

Parameters

type	- type of new transformer

Reimplemented from GLViewer_Viewer.

SUIT_ViewWindow * GLViewer_Viewer2d::createView ( SUIT_Desktop * theDesktop )

virtual

Create new instance of view window on desktop theDesktop.

Return values

SUIT_ViewWindow* - created view window pointer.

Reimplemented from SUIT_ViewModel.

void GLViewer_Viewer2d::finishOperations ( QMouseEvent * e )

protectedvirtual

Completes started operation on mouse event

Reimplemented from GLViewer_Viewer.

References GLViewer_Selector::appendKey(), GLViewer_ViewPort2d::finishPulling(), GLViewer_ViewPort2d::finishSelectByRect(), GLViewer_Viewer::getActiveView(), GLViewer_Context::getCurrentObject(), GLViewer_Viewer::getSelector(), GLViewer_ViewPort2d::isPulling(), myGLContext, GLViewer_Selector::select(), GLViewer_ViewPort2d::selectionRect(), and updateAll().

const QList<GLViewer_Drawer*>& GLViewer_Viewer2d::getDrawers ( ) const

inline

GLViewer_Context* GLViewer_Viewer2d::getGLContext ( ) const

inline

GLViewer_Rect GLViewer_Viewer2d::getGLVRect ( const QRect & theRect ) const

Translates rect in window CS to rect in global CS

Parameters

theRect - rectangle to be translated

Returns: transformed rect

References GLViewer_Viewer::getActiveView(), GLViewer_ViewFrame::getViewPort(), and GLViewer_ViewPort2d::win2GLV().

QRect GLViewer_Viewer2d::getQRect ( const GLViewer_Rect & theRect ) const

Translates rect in global CS to rect in window CS

Parameters

theRect - rectangle to be translated

Returns: transformed rect

References GLViewer_Viewer::getActiveView(), GLViewer_ViewFrame::getViewPort(), and GLViewer_ViewPort2d::GLV2win().

QRect * GLViewer_Viewer2d::getWinObjectRect ( GLViewer_Object * theObject )

Returns: object rect in window CS

Parameters

theObject - object

References GLViewer_Viewer::getActiveView(), GLViewer_ViewPort2d::getGLWidget(), GLViewer_ViewPort2d::getHeight(), GLViewer_ViewPort2d::getPan(), GLViewer_Object::getRect(), GLViewer_Widget::getRotationAngle(), GLViewer_ViewPort2d::getScale(), GLViewer_ViewFrame::getViewPort(), GLViewer_ViewPort2d::getWidth(), PI, and GLViewer_Rect::toQRect().

void GLViewer_Viewer2d::insertEnding	(	VectorFileType	aType,
		QFile &	hFile
	)

virtual

Parameters

aType

Inserts text lines as ending for file

Parameters

aType	- file type
hFile	- file instance

References HPGL, and POST_SCRIPT.

void GLViewer_Viewer2d::insertHeader	(	VectorFileType	aType,
		QFile &	hFile
	)

virtual

Parameters

aType

Inserts text lines as header for file

Parameters

aType	- file type
hFile	- file instance

References HPGL, and POST_SCRIPT.

void GLViewer_Viewer2d::onChangeBgColor ( )

slot

Changes background color

References GLViewer_ViewPort2d::backgroundColor(), GLViewer_Viewer::getActiveView(), GLViewer_ViewFrame::getViewPort(), and GLViewer_ViewPort2d::setBackgroundColor().

void GLViewer_Viewer2d::onCreateGLMarkers	(	int	theMarkersNum = `1000`,
		int	theMarkersRad = `5`
	)

slot

Parameters

number	and radius =
size

Creates set of marker

Parameters

theMarkersNum	- number of markers
theMarkersRad	- radius of markers

References activateAllDrawers(), GLViewer_Viewer::activateTransform(), GLViewer_MarkerSet::compute(), GLViewer_Viewer::FitAll, GLViewer_Viewer::getActiveView(), getGLContext(), GLViewer_ViewPort2d::getHeight(), GLViewer_Object::getRect(), GLViewer_ViewFrame::getViewPort(), GLViewer_ViewPort2d::getWidth(), GLViewer_Context::insertObject(), PI, GLViewer_MarkerSet::setXCoord(), GLViewer_MarkerSet::setYCoord(), and updateBorders().

void GLViewer_Viewer2d::onCreateGLPolyline	(	int	theAnglesNum = `100`,
		int	theRadius = `10`,
		int	thePolylineNumber = `100`
	)

slot

Parameters

number,number	of angles =
angles	and diameter =
size

Creates GL polyline

Parameters

theAnglesNum	- number of angles
theRadius	- radius
thePolylineNumber	- number

References activateAllDrawers(), GLViewer_Viewer::activateTransform(), GLViewer_Polyline::compute(), GLViewer_Viewer::FitAll, GLViewer_Viewer::getActiveView(), getGLContext(), GLViewer_ViewPort2d::getHeight(), GLViewer_Object::getRect(), GLViewer_ViewFrame::getViewPort(), GLViewer_ViewPort2d::getWidth(), GLViewer_Context::insertObject(), PI, GLViewer_Polyline::setClosed(), GLViewer_Polyline::setHighSelAll(), GLViewer_Polyline::setXCoord(), GLViewer_Polyline::setYCoord(), and updateBorders().

void GLViewer_Viewer2d::onCreateGLText	(	QString	theStr = `"Text"`,
		int	theTextNumber = `1`
	)

slot

Parameters

number	and with text =
text

Creates text

Parameters

theStr	- text string
theTextNumber	- number

References activateAllDrawers(), GLViewer_TextObject::compute(), GLViewer_Viewer::getActiveView(), getGLContext(), GLViewer_ViewPort2d::getHeight(), GLViewer_Object::getRect(), GLViewer_ViewFrame::getViewPort(), GLViewer_ViewPort2d::getWidth(), GLViewer_Context::insertObject(), PI, and updateBorders().

void GLViewer_Viewer2d::onMouseEvent	(	SUIT_ViewWindow *	,
		QMouseEvent *	e
	)

protectedslot

Custom mouse event handler

References GLViewer_Viewer::getActiveView(), and GLViewer_Viewer::onMouseEvent().

void GLViewer_Viewer2d::repaintView	(	GLViewer_ViewFrame *	theView = `NULL`,
		bool	makeCurrent = `false`
	)

Parameters

theView.	If
theView	= NULL repaints all views.

Repaints view

Parameters

theView - view to be repainted. If it is NULL then all views will be repainted

References GLViewer_Drawer::addObject(), GLViewer_Viewer::getActiveView(), GLViewer_ViewPort2d::getGLWidget(), GLViewer_Context::getObjects(), GLViewer_ViewPort2d::getScale(), GLViewer_ViewFrame::getViewPort(), GLViewer_Object::getVisible(), myDrawers, myGLContext, and obj.

void GLViewer_Viewer2d::startOperations ( QMouseEvent * e )

protectedvirtual

Starts some operation on mouse event

Reimplemented from GLViewer_Viewer.

References BS_Selection, GLViewer_ViewPort2d::currentBlock(), GLViewer_Viewer::getActiveView(), GLViewer_Context::getCurrentObject(), myGLContext, GLViewer_ViewPort2d::startPulling(), GLViewer_ViewPort2d::startSelectByRect(), and transPoint().

void GLViewer_Viewer2d::startOperations ( QWheelEvent * e )

protectedvirtual

Starts some operation on mouse wheel event

Reimplemented from GLViewer_Viewer.

References GLViewer_Context::InitSelected(), GLViewer_Context::MoreSelected(), myGLContext, GLViewer_Context::NextSelected(), GLViewer_Context::SelectedObject(), GLViewer_Viewer::update(), updateAll(), GLViewer_Object::updateZoom(), and wheelZoomChange().

bool GLViewer_Viewer2d::testRotation ( QMouseEvent * e )

private

Rotation transformation

References GLViewer_ViewTransformer::accelKey(), GLViewer_Viewer::activateTransform(), GLViewer_Viewer::Rotate, and GLViewer_View2dTransformer::rotateButton().

void GLViewer_Viewer2d::transformCoordsToHPGL	(	double &	x,
		double &	y
	)

protected

void GLViewer_Viewer2d::transformCoordsToPS	(	double &	x,
		double &	y
	)

protected

bool GLViewer_Viewer2d::translateTo	(	VectorFileType	aType,
		QString	FileName,
		PaperType	aPType,
		double	mmLeft,
		double	mmRight,
		double	mmTop,
		double	mmBottom
	)