RendererWidget Class Reference

Widget used for OpenGL rendering. More...

#include <rendererWidget.h>

List of all members.

Public Types
enum	RenderingState { RS_NOTHING }
	Enumeration of RendererWidget states. More...
Public Slots
void	changeSettings (Settings *settings)
	Sets new settings and alters needed variables.
Signals
void	newDataLoaded (Histogram *histogram)
Public Member Functions
	RendererWidget (QWidget *parent=0)
QSize	minimumSizeHint () const
bool	loadData (FlowData *stream)
	Loads the object/model data.
Protected Member Functions
void	mouseMoveEvent (QMouseEvent *event)
	Mouse move event handler (only called if a button is down?).
void	mousePressEvent (QMouseEvent *event)
	Handle mouse press event handler (for trackball and positioning).
void	mouseReleaseEvent (QMouseEvent *event)
	Mouse button released handler.
void	wheelEvent (QWheelEvent *event)
	Mousewheel move event, used for zooming.
void	initializeGL ()
	Initializes OpenGL.
void	paintGL ()
	The "draw" routine, all rendering is done here.
void	resizeGL (int width, int height)
	Resizes the OpenGL viewport to (0,0,width, height) .
GLuint	BuildAdditionalTexture (int channelId)
void	BuildMainTexture ()
void	LoadArrowTexture ()
void	EnableBlending ()
void	DisableBlending ()
Static Protected Member Functions
static void	PackVector (float min, float max, float x, float y, float z, unsigned char *result)
Protected Attributes
bool	leftButtonHeld
unsigned int	m_startingX
	DELETE.
unsigned int	m_startingY
	DELETE.
bool	m_dragging
	is there some dragging (trackball) currently happening?
bool	m_moving
	are we moving the center?

---

Detailed Description

Widget used for OpenGL rendering.

---

Member Enumeration Documentation

enum RendererWidget::RenderingState

Enumeration of RendererWidget states.

Enumerator:

RS_NOTHING

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Constructor & Destructor Documentation

RendererWidget::RendererWidget

(

QWidget *

parent = 0

)

---

Member Function Documentation

GLuint RendererWidget::BuildAdditionalTexture

(

int

channelId

)

[protected]

void RendererWidget::BuildMainTexture

(

)

[protected]

void RendererWidget::changeSettings

(

Settings *

settings

)

[slot]

Sets new settings and alters needed variables.

Parameters:

settings

The required settings object.

void RendererWidget::DisableBlending

(

)

[protected]

void RendererWidget::EnableBlending

(

)

[protected]

void RendererWidget::initializeGL

(

)

[protected]

Initializes OpenGL.

void RendererWidget::LoadArrowTexture

(

)

[protected]

bool RendererWidget::loadData

(

FlowData *

data

)

Loads the object/model data.

Parameters:

inputStream

stream from which the data are to be read.

Returns:

true if the loading is successful, false otherwise

QSize RendererWidget::minimumSizeHint

(

)

const

void RendererWidget::mouseMoveEvent

(

QMouseEvent *

event

)

[protected]

Mouse move event handler (only called if a button is down?).

Called by Qt.

void RendererWidget::mousePressEvent

(

QMouseEvent *

event

)

[protected]

Handle mouse press event handler (for trackball and positioning).

Called by Qt.

void RendererWidget::mouseReleaseEvent

(

QMouseEvent *

event

)

[protected]

Mouse button released handler.

Called by Qt.

void RendererWidget::newDataLoaded

(

Histogram *

histogram

)

[signal]

void RendererWidget::PackVector	(	float	min,
		float	max,
		float	x,
		float	y,
		float	z,
		unsigned char *	result
	)			[static, protected]

void RendererWidget::paintGL

(

)

[protected]

The "draw" routine, all rendering is done here.

void RendererWidget::resizeGL	(	int	width,
		int	height
	)			[protected]

Resizes the OpenGL viewport to (0,0,width, height) .

Parameters:

	width	width of the new viewport
	height	height of the new viewport

void RendererWidget::wheelEvent

(

QWheelEvent *

event

)

[protected]

Mousewheel move event, used for zooming.

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Member Data Documentation

bool RendererWidget::leftButtonHeld [protected]

bool RendererWidget::m_dragging [protected]

is there some dragging (trackball) currently happening?

bool RendererWidget::m_moving [protected]

are we moving the center?

unsigned int RendererWidget::m_startingX [protected]

DELETE.

unsigned int RendererWidget::m_startingY [protected]

DELETE.

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

• C:/Documents and Settings/benesova/Plocha/FlowVis/vislab2/rendererWidget.h
• C:/Documents and Settings/benesova/Plocha/FlowVis/vislab2/rendererWidget.cpp