#include <GLViewer_ViewPort2d.h>

Inheritance diagram for GLViewer_ViewPort2d:

Signals
void	vpUpdateValues ()
	Emits after any transformation. More...

void	objectMoved ()

Signals inherited from GLViewer_ViewPort
void	vpKeyEvent (QKeyEvent *)

void	vpMouseEvent (QMouseEvent *)

void	vpWheelEvent (QWheelEvent *)

void	vpDrawExternal (QPainter *)

void	contextMenuRequested (QContextMenuEvent *)

Public Member Functions
	GLViewer_ViewPort2d (QWidget parent, GLViewer_ViewFrame theViewFrame=NULL)

	~GLViewer_ViewPort2d ()

void	turnGrid (GLboolean on)
	On/off rectangular grid. More...

GLViewer_Grid *	getGrid () const
	Returns rectangular grid. More...

void	setGridColor (const QColor gridColor, const QColor axisColor)
	Returns grid color. More...

GLViewer_ViewFrame *	getViewFrame () const
	Returns parent window. More...

GLViewer_Widget *	getGLWidget () const
	Returns painted widget. More...

virtual QPaintDevice *	getPaintDevice ()

void	setBackgroundColor (const QColor &color)
	Sets background color. More...

QColor	backgroundColor () const
	Returns background color. More...

void	setBorder (GLViewer_Rect *border)
	Sets borders of scene. More...

GLViewer_Rect *	getBorder () const
	Get current borders of scene. More...

void	setMargin (GLfloat margin)
	Sets margin of borders. More...

GLfloat	getMargin () const
	Returns margin of borders. More...

int	getWidth () const
	Returns width of view. More...

int	getHeight () const
	Returns height of view. More...

void	getScale (GLfloat &xSc, GLfloat &ySc) const
	Returns scale factors. More...

void	getPan (GLfloat &xPan, GLfloat &yPan) const
	returns offsets More...

void	initResize (int width, int height)
	Resize view. More...

void	startRotation (int, int)
	Begins rotation. More...

void	rotate (int, int)
	Process rotation. More...

void	endRotation ()
	Completes rotation. More...

bool	isDragProcess ()
	Checks of dragging process state. More...

void	turnCompass (GLboolean on)
	On/off compass. More...

void	drawCompass ()
	Draws compass. More...

int	getViewPortId ()
	Returns unique ID of ViewPort. More...

virtual BlockStatus	currentBlock ()
	Redefined method. More...

void	startSelectByRect (int x, int y)
	Initializes before selecting by rect. More...

void	drawSelectByRect (int x, int y)
	Draw selecting rectandle. More...

void	finishSelectByRect ()
	Pass rect into selector and update. More...

bool	startPulling (GLViewer_Pnt)
	\warnign It is for ouv More...

void	drawPulling (GLViewer_Pnt)
	\warnign It is for ouv More...

void	finishPulling ()
	\warnign It is for ouv More...

bool	isPulling () const
	\warnign It is for ouv More...

QRect	selectionRect ()
	Returns selection by rect. More...

GLViewer_Rect	win2GLV (const QRect &) const
	Transforms window rect to global rect. More...

QRect	GLV2win (const GLViewer_Rect &) const
	Transforms global rect to window rect. More...

Public Member Functions inherited from GLViewer_ViewPort
	GLViewer_ViewPort (QWidget *parent)

	~GLViewer_ViewPort ()

void	setSketchingEnabled (bool)
	Activates/deactivates sketching. More...

bool	isSketchingEnabled () const
	Checks active status of sketcher. More...

void	setTransformEnabled (bool)
	Activates/deactivates transformer. More...

bool	isTransformEnabled () const
	Checks active status of transformer. More...

void	redrawPainters ()
	Redraw external pa inters. More...

virtual void	onUpdate ()
	Updates view. More...

Protected Slots
void	onStartDragObject ()
	Initializes drag process. More...

void	onPasteObject ()
	Pastes object from clipboard. More...

void	onCutObject ()
	Cuts object to clipboard. More...

void	onCopyObject ()
	Copies object to clipboard. More...

void	onMaybeTip (QPoint thePoint, QString &text, QFont &font, QRect &theTextReg, QRect &theViewReg)
	Sets tool tip with. More...

Protected Slots inherited from GLViewer_ViewPort
virtual void	onChangeBgColor ()

Protected Member Functions
void	onDragObject (QMouseEvent *)

virtual void	mouseMoveEvent (QMouseEvent *)

virtual void	mousePressEvent (QMouseEvent *)

virtual void	mouseReleaseEvent (QMouseEvent *)

virtual void	mouseDoubleClickEvent (QMouseEvent *)

virtual void	paintEvent (QPaintEvent *)

virtual void	resizeEvent (QResizeEvent *)

virtual void	reset ()
	Returns view to begin state. More...

virtual void	pan (int dx, int dy)
	Sets offset to view. More...

virtual void	setCenter (int x, int y)
	Sets view center in global coords. More...

virtual void	zoom (int x0, int y0, int x1, int y1)
	Process zoming transformation with mouse tracking from ( x0, y0 ) to ( x1, y1 ) More...

virtual void	fitRect (const QRect &)
	Transforms view by rectangle. More...

virtual void	fitSelect ()
	Transforms view by selection. More...

virtual void	fitAll (bool keepScale=false, bool withZ=true)
	Transform view by view borders ( if. More...

Protected Member Functions inherited from GLViewer_ViewPort
void	selectVisualId (ViewType)

virtual void	contextMenuEvent (QContextMenuEvent *e)

virtual void	keyPressEvent (QKeyEvent *)

virtual void	keyReleaseEvent (QKeyEvent *)

virtual void	wheelEvent (QWheelEvent *)

Protected Attributes
GLViewer_ViewFrame *	myViewFrame

GLViewer_Widget *	myGLWidget

GLViewer_Rect *	myBorder

QColor	myBackgroundColor

GLfloat	myMargin

int	myHeight

int	myWidth

GLfloat	myXScale

GLfloat	myYScale

GLfloat	myXOldScale

GLfloat	myYOldScale

GLfloat	myXPan

GLfloat	myYPan

GLViewer_Grid *	myGrid

GLViewer_Compass *	myCompass

int	myIsDragProcess

float *	myCurDragPosX

float *	myCurDragPosY

QPoint *	mypFirstPoint

QPoint *	mypLastPoint

bool	myIsPulling

GLViewer_Object *	myPullingObject

int	myViewPortId

QtxToolTip *	myObjectTip

bool	myIsMouseReleaseBlock
	flag to block mouse release event just after mouse double-click More...

QRubberBand *	myRectBand
	selection rectangle rubber band More...

Protected Attributes inherited from GLViewer_ViewPort
bool	myEnableSketching

bool	myEnableTransform

bool	myPaintersRedrawing

Private Types
enum	vpDragState { noDrag , initDrag , inDrag }
	Dragging states. More...

Additional Inherited Members
Static Public Member Functions inherited from GLViewer_ViewPort
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 inherited from GLViewer_ViewPort
enum	ViewType { Type2D , Type3D }

Static Protected Member Functions inherited from GLViewer_ViewPort
static void	createCursors ()
	STATICS. More...

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)

Detailed Description

Class GLViewer_ViewPort 2D visualisation canvas of GLViewer

Member Enumeration Documentation

◆ vpDragState

enum GLViewer_ViewPort2d::vpDragState

private

Dragging states.

Enumerator
noDrag
initDrag
inDrag

Constructor & Destructor Documentation

◆ GLViewer_ViewPort2d()

GLViewer_ViewPort2d::GLViewer_ViewPort2d	(	QWidget *	parent,
		GLViewer_ViewFrame *	theViewFrame = `NULL`
	)

Constructor

References aLastViewPostId, myBorder, myCompass, myCurDragPosX, myCurDragPosY, myGLWidget, myGrid, myIsDragProcess, myIsPulling, mypFirstPoint, mypLastPoint, myViewFrame, myViewPortId, and noDrag.

◆ ~GLViewer_ViewPort2d()

GLViewer_ViewPort2d::~GLViewer_ViewPort2d ( )

Destructor

References myBorder, myCompass, myGLWidget, myGrid, and myRectBand.

Member Function Documentation

◆ backgroundColor()

QColor GLViewer_ViewPort2d::backgroundColor ( ) const

virtual

Returns background color.

Returns: background color

Reimplemented from GLViewer_ViewPort.

References GLViewer_ViewPort::backgroundColor().

◆ currentBlock()

BlockStatus GLViewer_ViewPort2d::currentBlock ( )

virtual

Redefined method.

Returns: blocking status for current started operations

Reimplemented from GLViewer_ViewPort.

References BS_Highlighting, BS_NoBlock, BS_Selection, inDrag, myCurDragPosX, myCurDragPosY, myIsDragProcess, mypFirstPoint, and mypLastPoint.

◆ drawCompass()

◆ drawPulling()

void GLViewer_ViewPort2d::drawPulling ( GLViewer_Pnt point )

\warnign It is for ouv

References GLViewer_Rect::contains(), GLViewer_Viewer2d::getGLContext(), GLViewer_Context::getObjects(), GLViewer_Object::getPullingRect(), GLViewer_ViewFrame::getViewer(), getViewFrame(), GLViewer_Object::getVisible(), myPullingObject, GLViewer_Object::portContains(), and GLViewer_Object::pull().

◆ drawSelectByRect()

void GLViewer_ViewPort2d::drawSelectByRect	(	int	x,
		int	y
	)

Draw selecting rectandle.

Draws rectangle selection

Parameters

x,y	- current point

References mypFirstPoint, mypLastPoint, myRectBand, and selectionRect().

◆ endRotation()

void GLViewer_ViewPort2d::endRotation ( )

Completes rotation.

Finishes rotation

References GLViewer_Widget::getRotation(), myGLWidget, rx, ry, and GLViewer_Widget::setRotationAngle().

◆ finishPulling()

void GLViewer_ViewPort2d::finishPulling ( )

\warnign It is for ouv

References GLViewer_Object::finishPulling(), GLViewer_ViewPort::getDefaultCursor(), myIsPulling, and myPullingObject.

◆ finishSelectByRect()

void GLViewer_ViewPort2d::finishSelectByRect ( )

Pass rect into selector and update.

Finishes rectangle selection

References mypFirstPoint, mypLastPoint, and myRectBand.

◆ fitAll()

void GLViewer_ViewPort2d::fitAll	(	bool	keepScale = `false`,
		bool	withZ = `true`
	)

protectedvirtual

Transform view by view borders ( if.

Parameters

keepScale = true, zoom does not change )

Transform view by view borders

Parameters

keepScale - if it is true, zoom does not change

Implements GLViewer_ViewPort.

References GLViewer_Rect::bottom(), GLViewer_Widget::getRotation(), GLViewer_Rect::height(), GLViewer_Rect::left(), myBorder, myGLWidget, myGrid, myMargin, myXOldScale, myXPan, myXScale, myYOldScale, myYPan, myYScale, PI, GLViewer_Rect::right(), rotate_point(), rx, ry, GLViewer_Grid::setPan(), GLViewer_Widget::setPan(), GLViewer_Widget::setScale(), GLViewer_Grid::setZoom(), GLViewer_Rect::top(), vpUpdateValues(), and GLViewer_Rect::width().

◆ fitRect()

void GLViewer_ViewPort2d::fitRect ( const QRect & rect )

protectedvirtual

Transforms view by rectangle.

Transforms view by rectangle

Parameters

rect	- rectangle

Implements GLViewer_ViewPort.

References GLViewer_Widget::getRotation(), myGLWidget, myGrid, myXPan, myXScale, myYPan, myYScale, PI, rx, ry, GLViewer_Grid::setPan(), GLViewer_Widget::setPan(), GLViewer_Widget::setScale(), and GLViewer_Grid::setZoom().

◆ fitSelect()

void GLViewer_ViewPort2d::fitSelect ( )

protectedvirtual

Transforms view by selection.

Transforms view by selection

Implements GLViewer_ViewPort.

References fitRect(), GLViewer_Viewer2d::getGLContext(), GLViewer_ViewFrame::getViewer(), getViewFrame(), GLViewer_Viewer2d::getWinObjectRect(), GLViewer_Context::InitSelected(), GLViewer_Context::MoreSelected(), GLViewer_Context::NextSelected(), GLViewer_Context::SelectedObject(), and SELECTION_RECT_GAP.

◆ getBorder()

GLViewer_Rect* GLViewer_ViewPort2d::getBorder ( ) const

inline

Get current borders of scene.

References myBorder.

◆ getGLWidget()

GLViewer_Widget* GLViewer_ViewPort2d::getGLWidget ( ) const

inline

Returns painted widget.

References myGLWidget.

◆ getGrid()

GLViewer_Grid* GLViewer_ViewPort2d::getGrid ( ) const

inline

Returns rectangular grid.

References myGrid.

◆ getHeight()

int GLViewer_ViewPort2d::getHeight ( ) const

inline

Returns height of view.

References myHeight.

◆ getMargin()

GLfloat GLViewer_ViewPort2d::getMargin ( ) const

inline

Returns margin of borders.

References myMargin.

◆ getPaintDevice()

virtual QPaintDevice* GLViewer_ViewPort2d::getPaintDevice ( )

inlinevirtual

Reimplemented from GLViewer_ViewPort.

References myGLWidget.

◆ getPan()

void GLViewer_ViewPort2d::getPan	(	GLfloat &	xPan,
		GLfloat &	yPan
	)		const

inline

returns offsets

References myXPan, and myYPan.

◆ getScale()

void GLViewer_ViewPort2d::getScale	(	GLfloat &	xSc,
		GLfloat &	ySc
	)		const

inline

Returns scale factors.

References myXScale, and myYScale.

◆ getViewFrame()

GLViewer_ViewFrame* GLViewer_ViewPort2d::getViewFrame ( ) const

inline

Returns parent window.

References myViewFrame.

◆ getViewPortId()

int GLViewer_ViewPort2d::getViewPortId ( )

inline

Returns unique ID of ViewPort.

References myViewPortId.

◆ getWidth()

int GLViewer_ViewPort2d::getWidth ( ) const

inline

Returns width of view.

References myWidth.

◆ GLV2win()

QRect GLViewer_ViewPort2d::GLV2win ( const GLViewer_Rect & theRect ) const

Transforms global rect to window rect.

Convert rectangle in GL co-ordinates to window co-ordinates

Returns: converted rectangle

References GLViewer_Rect::bottom(), GLViewer_Rect::left(), modelMatrix, GLViewer_Rect::right(), and GLViewer_Rect::top().

◆ initResize()

void GLViewer_ViewPort2d::initResize	(	int	x,
		int	y
	)

Resize view.

Resize view

References GLViewer_Rect::bottom(), GLViewer_Rect::left(), myBorder, myGLWidget, myGrid, myHeight, myMargin, myWidth, myXPan, myXScale, myYPan, myYScale, GLViewer_Rect::right(), GLViewer_Grid::setResize(), GLViewer_Widget::setScale(), GLViewer_Rect::top(), and zoom().

◆ isDragProcess()

bool GLViewer_ViewPort2d::isDragProcess ( )

inline

Checks of dragging process state.

References myIsDragProcess.

◆ isPulling()

bool GLViewer_ViewPort2d::isPulling ( ) const

inline

\warnign It is for ouv

References myIsPulling.

◆ mouseDoubleClickEvent()

void GLViewer_ViewPort2d::mouseDoubleClickEvent ( QMouseEvent * e )

protectedvirtual

Custom mouse double click event handler

Reimplemented from GLViewer_ViewPort.

References GLViewer_ViewPort::mouseDoubleClickEvent(), and myIsMouseReleaseBlock.

◆ mouseMoveEvent()

void GLViewer_ViewPort2d::mouseMoveEvent ( QMouseEvent * e )

protectedvirtual

Emits 'mouseEvent' signal. [ virtual protected ]

Reimplemented from GLViewer_ViewPort.

References inDrag, myIsDragProcess, onDragObject(), and GLViewer_ViewPort::vpMouseEvent().

◆ mousePressEvent()

void GLViewer_ViewPort2d::mousePressEvent ( QMouseEvent * e )

protectedvirtual

Emits 'mouseEvent' signal. [ virtual protected ]

Reimplemented from GLViewer_ViewPort.

References GLViewer_ViewTransformer::accelKey(), GLViewer_Context::getCurrentObject(), GLViewer_Viewer2d::getGLContext(), GLViewer_ViewFrame::getViewer(), getViewFrame(), inDrag, myIsDragProcess, GLViewer_Context::NbSelected(), and GLViewer_ViewPort::vpMouseEvent().

◆ mouseReleaseEvent()

void GLViewer_ViewPort2d::mouseReleaseEvent ( QMouseEvent * e )

protectedvirtual

Emits 'mouseEvent' signal. [ virtual protected ]

Reimplemented from GLViewer_ViewPort.

References GLViewer_Object::finishMove(), GLViewer_Context::getCurrentObject(), GLViewer_Viewer2d::getGLContext(), GLViewer_ViewFrame::getViewer(), getViewFrame(), inDrag, GLViewer_Context::InitSelected(), GLViewer_Context::MoreSelected(), myCurDragPosX, myCurDragPosY, myIsDragProcess, myIsMouseReleaseBlock, GLViewer_Context::NextSelected(), noDrag, objectMoved(), GLViewer_Context::SelectedObject(), GLViewer_Viewer2d::updateBorders(), and GLViewer_ViewPort::vpMouseEvent().

◆ objectMoved

void GLViewer_ViewPort2d::objectMoved ( )

signal

◆ onCopyObject

void GLViewer_ViewPort2d::onCopyObject ( )

protectedslot

Copies object to clipboard.

SLOT: copies object to clipboard

References GLViewer_ViewFrame::getViewer(), getViewFrame(), GLViewer_Context::InitSelected(), GLViewer_Context::MoreSelected(), GLViewer_Context::NbSelected(), GLViewer_Context::NextSelected(), and GLViewer_Context::SelectedObject().

◆ onCutObject

void GLViewer_ViewPort2d::onCutObject ( )

protectedslot

Cuts object to clipboard.

SLOT: cuts object to clipboard

References GLViewer_Context::deleteObject(), GLViewer_ViewFrame::getViewer(), getViewFrame(), GLViewer_Context::InitSelected(), GLViewer_Context::MoreSelected(), GLViewer_Context::NbSelected(), GLViewer_Context::NextSelected(), and GLViewer_Context::SelectedObject().

◆ onDragObject()

void GLViewer_ViewPort2d::onDragObject ( QMouseEvent * e )

protected

SLOT: called when object is being dragged

References GLViewer_Context::getCurrentObject(), GLViewer_Viewer2d::getGLContext(), GLViewer_ViewFrame::getViewer(), getViewFrame(), GLViewer_Context::InitSelected(), GLViewer_Context::isSelected(), GLViewer_Context::MoreSelected(), GLViewer_Object::moveObject(), myCurDragPosX, myCurDragPosY, myGLWidget, GLViewer_Context::NbSelected(), GLViewer_Context::NextSelected(), GLViewer_Context::SelectedObject(), and GLViewer_Viewer2d::transPoint().

◆ onMaybeTip

void GLViewer_ViewPort2d::onMaybeTip	(	QPoint	thePoint,
		QString &	theText,
		QFont &	theFont,
		QRect &	theTextReg,
		QRect &	theRegion
	)

protectedslot

Sets tool tip with.

Parameters

text	to
theTextReg	and on
theViewReg	whan mouse is on
thePoint	SLOT: called when tooltip should be shown

References GLViewer_Context::getCurrentObject(), GLViewer_Object::getName(), GLViewer_Object::getToolTipText(), GLViewer_ViewFrame::getViewer(), getViewFrame(), and GLViewer_Object::isTooTipHTML().

◆ onPasteObject

void GLViewer_ViewPort2d::onPasteObject ( )

protectedslot

Pastes object from clipboard.

SLOT: pastes object from clipboard

◆ onStartDragObject

void GLViewer_ViewPort2d::onStartDragObject ( )

protectedslot

Initializes drag process.

SLOT: initializes drag process

References initDrag, myCurDragPosX, myCurDragPosY, myIsDragProcess, and noDrag.

◆ paintEvent()

void GLViewer_ViewPort2d::paintEvent ( QPaintEvent * e )

protectedvirtual

Custom paint event handler

Reimplemented from GLViewer_ViewPort.

References myGLWidget, and GLViewer_ViewPort::paintEvent().

◆ pan()

void GLViewer_ViewPort2d::pan	(	int	dx,
		int	dy
	)

protectedvirtual

Sets offset to view.

Sets offset to view

Parameters

dx	- X offset
dy	- Y offset

Implements GLViewer_ViewPort.

References GLViewer_Widget::getRotation(), myGLWidget, myGrid, myXPan, myXScale, myYPan, myYScale, PI, rx, ry, GLViewer_Grid::setPan(), GLViewer_Widget::setPan(), and GLViewer_Widget::setScale().

◆ reset()

void GLViewer_ViewPort2d::reset ( )

protectedvirtual

Returns view to begin state.

Resets view to start state

Implements GLViewer_ViewPort.

References GLViewer_Widget::getHeight(), GLViewer_Widget::getWidth(), myGLWidget, myGrid, myXPan, myXScale, myYPan, myYScale, GLViewer_Grid::setPan(), GLViewer_Widget::setPan(), GLViewer_Widget::setRotation(), GLViewer_Widget::setRotationAngle(), GLViewer_Widget::setScale(), GLViewer_Grid::setZoom(), and zoom().

◆ resizeEvent()

void GLViewer_ViewPort2d::resizeEvent ( QResizeEvent * e )

protectedvirtual

Custom resize event handler

◆ rotate()

void GLViewer_ViewPort2d::rotate	(	int	intX,
		int	intY
	)

Process rotation.

Performs rotation

Parameters

intX,intY - current point

References GLViewer_Widget::getRotation(), GLViewer_Widget::getRotationAngle(), GLViewer_Widget::getRotationStart(), myGLWidget, PI, rx, ry, and GLViewer_Widget::setRotation().

◆ selectionRect()

QRect GLViewer_ViewPort2d::selectionRect ( )

Returns selection by rect.

Returns: rectangle selection

References mypFirstPoint, and mypLastPoint.

◆ setBackgroundColor()

void GLViewer_ViewPort2d::setBackgroundColor ( const QColor & color )

virtual

Sets background color.

Changes background color

Parameters

color - new background color

Reimplemented from GLViewer_ViewPort.

References OCCViewer::color(), myGLWidget, and GLViewer_ViewPort::setBackgroundColor().

◆ setBorder()

void GLViewer_ViewPort2d::setBorder ( GLViewer_Rect * border )

inline

Sets borders of scene.

References myBorder.

◆ setCenter()

void GLViewer_ViewPort2d::setCenter	(	int	x,
		int	y
	)

protectedvirtual

Sets view center in global coords.

Sets view center in global coords

Parameters

x,y	- global co-ordinates of center

Implements GLViewer_ViewPort.

References myGLWidget, myGrid, myXOldScale, myXPan, myXScale, myYOldScale, myYPan, myYScale, GLViewer_Grid::setPan(), GLViewer_Widget::setPan(), GLViewer_Widget::setScale(), and GLViewer_Grid::setZoom().

◆ setGridColor()

void GLViewer_ViewPort2d::setGridColor	(	const QColor	gridColor,
		const QColor	axisColor
	)

Returns grid color.

Changes grid color

Parameters

gridColor	- new grid color
axisColor	- new axis color

References myGrid, GLViewer_Grid::setAxisColor(), and GLViewer_Grid::setGridColor().

◆ setMargin()

void GLViewer_ViewPort2d::setMargin ( GLfloat margin )

inline

Sets margin of borders.

References myMargin.

◆ startPulling()

bool GLViewer_ViewPort2d::startPulling ( GLViewer_Pnt point )

\warnign It is for ouv

References GLViewer_Rect::contains(), GLViewer_Viewer2d::getGLContext(), GLViewer_ViewPort::getHandCursor(), GLViewer_Context::getObjects(), GLViewer_Object::getPullingRect(), GLViewer_ViewFrame::getViewer(), getViewFrame(), myIsPulling, myPullingObject, and GLViewer_Object::startPulling().

◆ startRotation()

void GLViewer_ViewPort2d::startRotation	(	int	x,
		int	y
	)

Begins rotation.

Begins rotation

Parameters

x,y	- start point

References myGLWidget, and GLViewer_Widget::setRotationStart().

◆ startSelectByRect()

void GLViewer_ViewPort2d::startSelectByRect	(	int	x,
		int	y
	)

Initializes before selecting by rect.

Initializes rectangle selection

Parameters

x,y	- start point

References mypFirstPoint, mypLastPoint, myRectBand, and Plot2d::Rectangle.

◆ turnCompass()

void GLViewer_ViewPort2d::turnCompass ( GLboolean on )

On/off compass.

Creates or deletes compass

Parameters

on	- if it is true, then to create

References myCompass, and GLViewer_Compass::TopRight.

◆ turnGrid()

void GLViewer_ViewPort2d::turnGrid ( GLboolean on )

On/off rectangular grid.

Creates or deletes grid

Parameters

on	- if it is true, then to create

References GRID_XSIZE, GRID_YSIZE, HEIGHT, myGrid, myXPan, myXScale, myYPan, myYScale, and WIDTH.

◆ vpUpdateValues

void GLViewer_ViewPort2d::vpUpdateValues ( )

signal

Emits after any transformation.

◆ win2GLV()

GLViewer_Rect GLViewer_ViewPort2d::win2GLV ( const QRect & theRect ) const

Transforms window rect to global rect.

Convert rectangle in window co-ordinates to GL co-ordinates

Returns: converted rectangle

References modelMatrix, GLViewer_Rect::setBottom(), GLViewer_Rect::setLeft(), GLViewer_Rect::setRight(), and GLViewer_Rect::setTop().

◆ zoom()

void GLViewer_ViewPort2d::zoom	(	int	x0,
		int	y0,
		int	x,
		int	y
	)

protectedvirtual

Process zoming transformation with mouse tracking from ( x0, y0 ) to ( x1, y1 )

Implements GLViewer_ViewPort.

References myGLWidget, myGrid, myXPan, myXScale, myYPan, myYScale, GLViewer_Widget::setPan(), GLViewer_Widget::setScale(), and GLViewer_Grid::setZoom().

Member Data Documentation

◆ myBackgroundColor

QColor GLViewer_ViewPort2d::myBackgroundColor

protected

◆ myBorder

GLViewer_Rect* GLViewer_ViewPort2d::myBorder

protected

◆ myCompass

GLViewer_Compass* GLViewer_ViewPort2d::myCompass

protected

◆ myCurDragPosX

float* GLViewer_ViewPort2d::myCurDragPosX

protected

◆ myCurDragPosY

float* GLViewer_ViewPort2d::myCurDragPosY

protected

◆ myGLWidget

GLViewer_Widget* GLViewer_ViewPort2d::myGLWidget

protected

◆ myGrid

GLViewer_Grid* GLViewer_ViewPort2d::myGrid

protected

◆ myHeight

int GLViewer_ViewPort2d::myHeight

protected

◆ myIsDragProcess

int GLViewer_ViewPort2d::myIsDragProcess

protected

◆ myIsMouseReleaseBlock

bool GLViewer_ViewPort2d::myIsMouseReleaseBlock

protected

flag to block mouse release event just after mouse double-click

◆ myIsPulling

bool GLViewer_ViewPort2d::myIsPulling

protected

◆ myMargin

GLfloat GLViewer_ViewPort2d::myMargin

protected

◆ myObjectTip

QtxToolTip* GLViewer_ViewPort2d::myObjectTip

protected

◆ mypFirstPoint

QPoint* GLViewer_ViewPort2d::mypFirstPoint

protected

◆ mypLastPoint

QPoint* GLViewer_ViewPort2d::mypLastPoint

protected

◆ myPullingObject

GLViewer_Object* GLViewer_ViewPort2d::myPullingObject

protected

◆ myRectBand

QRubberBand* GLViewer_ViewPort2d::myRectBand

protected

selection rectangle rubber band

◆ myViewFrame

GLViewer_ViewFrame* GLViewer_ViewPort2d::myViewFrame

protected

◆ myViewPortId

int GLViewer_ViewPort2d::myViewPortId

protected

◆ myWidth

int GLViewer_ViewPort2d::myWidth

protected

◆ myXOldScale

GLfloat GLViewer_ViewPort2d::myXOldScale

protected

◆ myXPan

GLfloat GLViewer_ViewPort2d::myXPan

protected

◆ myXScale

GLfloat GLViewer_ViewPort2d::myXScale

protected

◆ myYOldScale

GLfloat GLViewer_ViewPort2d::myYOldScale

protected

◆ myYPan

GLfloat GLViewer_ViewPort2d::myYPan

protected

◆ myYScale

GLfloat GLViewer_ViewPort2d::myYScale

protected

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

src/GLViewer/GLViewer_ViewPort2d.h
src/GLViewer/GLViewer_ViewPort2d.cxx

Signals

Public Member Functions

Protected Slots

Protected Member Functions

Protected Attributes

Private Types

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ vpDragState

Constructor & Destructor Documentation

◆ GLViewer_ViewPort2d()

◆ ~GLViewer_ViewPort2d()

Member Function Documentation

◆ backgroundColor()

◆ currentBlock()

◆ drawCompass()

◆ drawPulling()

◆ drawSelectByRect()

◆ endRotation()

◆ finishPulling()

◆ finishSelectByRect()

◆ fitAll()

◆ fitRect()

◆ fitSelect()

◆ getBorder()

◆ getGLWidget()

◆ getGrid()

◆ getHeight()

◆ getMargin()

◆ getPaintDevice()

◆ getPan()

◆ getScale()

◆ getViewFrame()

◆ getViewPortId()

◆ getWidth()

◆ GLV2win()

◆ initResize()

◆ isDragProcess()

◆ isPulling()

◆ mouseDoubleClickEvent()

◆ mouseMoveEvent()

◆ mousePressEvent()

◆ mouseReleaseEvent()

◆ objectMoved

◆ onCopyObject

◆ onCutObject

◆ onDragObject()

◆ onMaybeTip

◆ onPasteObject

◆ onStartDragObject

◆ paintEvent()

◆ pan()

◆ reset()

◆ resizeEvent()

◆ rotate()

◆ selectionRect()

◆ setBackgroundColor()

◆ setBorder()

◆ setCenter()

◆ setGridColor()

◆ setMargin()

◆ startPulling()

◆ startRotation()

◆ startSelectByRect()

◆ turnCompass()

◆ turnGrid()

◆ vpUpdateValues

◆ win2GLV()

◆ zoom()

Member Data Documentation

◆ myBackgroundColor

◆ myBorder

◆ myCompass

◆ myCurDragPosX

◆ myCurDragPosY

◆ myGLWidget

◆ myGrid

◆ myHeight

◆ myIsDragProcess