GLCanvas Class Reference

#include "GLCanvas.h"

Inheritance diagram for GLCanvas:

Collaboration diagram for GLCanvas:

Public Types
enum	EventMask { KeyPress = 0x01 , KeyRelease = 0x02 }

Signals
void	gh_callback_event (const graphics_handle &h, const std::string &name)
void	gh_callback_event (const graphics_handle &h, const std::string &name, const octave_value &data)
void	gh_set_event (const graphics_handle &h, const std::string &name, const octave_value &value)
void	gh_set_event (const graphics_handle &h, const std::string &name, const octave_value &value, bool notify_toolkit)
void	gh_set_event (const graphics_handle &h, const std::string &name, const octave_value &value, bool notify_toolkit, bool redraw_figure)
void	interpreter_event (const octave::fcn_callback &fcn)
void	interpreter_event (const octave::meth_callback &meth)

Public Member Functions
	GLCanvas (octave::base_qobject &oct_qobj, octave::interpreter &interp, const graphics_handle &handle, QWidget *parent)
	~GLCanvas (void)
void	addEventMask (int m)
void	blockRedraw (bool block=true)
void	clearEventMask (int m)
uint8NDArray	do_getPixels (const graphics_handle &handle)
void	do_print (const QString &file_cmd, const QString &term, const graphics_handle &handle)
void	draw (const graphics_handle &handle)
void	drawZoomBox (const QPoint &p1, const QPoint &p2)
virtual uint8NDArray	getPixels (void)
void	initializeGL (void)
void	print (const QString &file_cmd, const QString &term)
QWidget *	qWidget (void)
void	redraw (bool sync=false)
void	resize (int, int, int, int)
graphics_object	selectFromAxes (const graphics_object &ax, const QPoint &pt)
void	setCursor (MouseMode mode, std::string fallback, QImage cdata, Matrix hotspot)
void	setEventMask (int m)

Static Public Member Functions
static Canvas *	create (octave::base_qobject &oct_qobj, octave::interpreter &interp, const graphics_handle &handle, QWidget *parent, const std::string &name)

Protected Member Functions
void	canvasAutoAxes (const graphics_handle &handle)
bool	canvasKeyPressEvent (QKeyEvent *event)
bool	canvasKeyReleaseEvent (QKeyEvent *event)
void	canvasMouseDoubleClickEvent (QMouseEvent *event)
void	canvasMouseMoveEvent (QMouseEvent *event)
void	canvasMousePressEvent (QMouseEvent *event)
void	canvasMouseReleaseEvent (QMouseEvent *event)
void	canvasPaintEvent (void)
void	canvasToggleAxes (const graphics_handle &handle)
void	canvasToggleGrid (const graphics_handle &handle)
void	canvasWheelEvent (QWheelEvent *event)
void	keyPressEvent (QKeyEvent *event)
void	keyReleaseEvent (QKeyEvent *event)
void	mouseDoubleClickEvent (QMouseEvent *event)
void	mouseMoveEvent (QMouseEvent *event)
void	mousePressEvent (QMouseEvent *event)
void	mouseReleaseEvent (QMouseEvent *event)
void	paintGL (void)
void	select_object (graphics_object obj, QMouseEvent *event, graphics_object &currentObj, graphics_object &axesObj, bool axes_only=false, std::vector< std::string > omit=std::vector< std::string >())
void	updateCurrentPoint (const graphics_object &fig, const graphics_object &obj)
void	updateCurrentPoint (const graphics_object &fig, const graphics_object &obj, QMouseEvent *event)
void	wheelEvent (QWheelEvent *event)

Protected Attributes
octave::interpreter &	m_interpreter
octave::base_qobject &	m_octave_qobj

Private Member Functions
bool	begin_rendering (void)
void	end_rendering (void)
QCursor	make_cursor (const QString &name, int hot_x=-1, int hot_y=-1)

Private Attributes
bool	m_clickMode
int	m_eventMask
octave::qopengl_functions	m_glfcns
graphics_handle	m_handle
QPoint	m_mouseAnchor
graphics_handle	m_mouseAxes
QPoint	m_mouseCurrent
MouseMode	m_mouseMode
bool	m_rectMode
bool	m_redrawBlocked
octave::opengl_renderer	m_renderer

Detailed Description

Definition at line 59 of file GLCanvas.h.

Member Enumeration Documentation

EventMask

enum Canvas::EventMask

inherited

Enumerator
KeyPress
KeyRelease

Definition at line 54 of file Canvas.h.

Constructor & Destructor Documentation

GLCanvas()

GLCanvas::GLCanvas	(	octave::base_qobject &	oct_qobj,
		octave::interpreter &	interp,
		const graphics_handle &	handle,
		QWidget *	parent
	)

Definition at line 53 of file GLCanvas.cc.

~GLCanvas()

GLCanvas::~GLCanvas

(

void

)

Definition at line 63 of file GLCanvas.cc.

Member Function Documentation

addEventMask()

void Canvas::addEventMask ( int  m )

inlineinherited

Definition at line 71 of file Canvas.h.

References m, and Canvas::m_eventMask.

Referenced by Panel::Panel(), and Figure::update().

begin_rendering()

bool GLCanvas::begin_rendering ( void  )

private

Definition at line 288 of file GLCanvas.cc.

Referenced by do_getPixels(), and do_print().

blockRedraw()

void Canvas::blockRedraw ( bool  block = true )

inherited

Definition at line 71 of file Canvas.cc.

References Canvas::m_redrawBlocked.

Referenced by Figure::beingDeleted().

canvasAutoAxes()

void Canvas::canvasAutoAxes ( const graphics_handle &  handle )

protectedinherited

canvasKeyPressEvent()

bool Canvas::canvasKeyPressEvent ( QKeyEvent *  event )

protectedinherited

Definition at line 1033 of file Canvas.cc.

References octave_scalar_map::getfield(), Canvas::gh_callback_event(), Canvas::gh_set_event(), Canvas::KeyPress, Canvas::m_eventMask, Canvas::m_handle, Canvas::m_interpreter, Utils::makeKeyEventStruct(), and Canvas::updateCurrentPoint().

Referenced by keyPressEvent().

canvasKeyReleaseEvent()

bool Canvas::canvasKeyReleaseEvent ( QKeyEvent *  event )

protectedinherited

Definition at line 1064 of file Canvas.cc.

References Canvas::gh_callback_event(), Canvas::KeyRelease, Canvas::m_eventMask, Canvas::m_handle, Canvas::m_interpreter, and Utils::makeKeyEventStruct().

Referenced by keyReleaseEvent().

canvasMouseDoubleClickEvent()

void Canvas::canvasMouseDoubleClickEvent ( QMouseEvent *  event )

protectedinherited

Definition at line 541 of file Canvas.cc.

References Canvas::canvasMousePressEvent().

Referenced by mouseDoubleClickEvent().

canvasMouseMoveEvent()

void Canvas::canvasMouseMoveEvent ( QMouseEvent *  event )

protectedinherited

Definition at line 439 of file Canvas.cc.

References Canvas::gh_callback_event(), Canvas::m_handle, Canvas::m_interpreter, Canvas::m_mouseAxes, Canvas::m_mouseCurrent, Canvas::m_mouseMode, NoMode, pan_mode(), PanMode, Utils::properties(), Canvas::redraw(), RotateMode, Canvas::select_object(), TextMode, qt_graphics_toolkit::toolkitObject(), Canvas::updateCurrentPoint(), Figure::updateStatusBar(), ZoomInMode, and ZoomOutMode.

Referenced by mouseMoveEvent().

canvasMousePressEvent()

void Canvas::canvasMousePressEvent ( QMouseEvent *  event )

protectedinherited

Definition at line 574 of file Canvas.cc.

References autoscale_axes(), button_number(), ContextMenu::executeAt(), Utils::figureSelectionType(), Canvas::gh_callback_event(), Canvas::gh_set_event(), Canvas::m_clickMode, Canvas::m_handle, Canvas::m_interpreter, Canvas::m_mouseAnchor, Canvas::m_mouseAxes, Canvas::m_mouseCurrent, Canvas::m_mouseMode, Canvas::m_rectMode, Figure::mouseMode(), NoMode, PanMode, Utils::properties(), Canvas::redraw(), RotateMode, Canvas::select_object(), TextMode, qt_graphics_toolkit::toolkitObject(), Canvas::updateCurrentPoint(), ZoomInMode, and ZoomOutMode.

Referenced by Canvas::canvasMouseDoubleClickEvent(), and mousePressEvent().

canvasMouseReleaseEvent()

void Canvas::canvasMouseReleaseEvent ( QMouseEvent *  event )

protectedinherited

Definition at line 787 of file Canvas.cc.

References annotation_dialog::get_properties(), Canvas::gh_callback_event(), Canvas::interpreter_event(), Canvas::m_clickMode, Canvas::m_handle, Canvas::m_interpreter, Canvas::m_mouseAnchor, Canvas::m_mouseAxes, Canvas::m_mouseMode, Canvas::m_octave_qobj, Canvas::m_rectMode, max(), min(), NoMode, octave_handle::ok(), ovl(), octave_value_list::prepend(), Utils::properties(), Canvas::qWidget(), Canvas::redraw(), TextMode, Canvas::updateCurrentPoint(), Faddeeva::w(), zoom_mode(), ZoomInMode, and ZoomOutMode.

Referenced by mouseReleaseEvent().

canvasPaintEvent()

void Canvas::canvasPaintEvent ( void  )

protectedinherited

Definition at line 275 of file Canvas.cc.

References Canvas::draw(), Canvas::drawZoomBox(), Canvas::m_handle, Canvas::m_interpreter, Canvas::m_mouseAnchor, Canvas::m_mouseAxes, Canvas::m_mouseCurrent, Canvas::m_mouseMode, Canvas::m_rectMode, Canvas::m_redrawBlocked, octave_handle::ok(), and ZoomInMode.

Referenced by paintGL().

canvasToggleAxes()

void Canvas::canvasToggleAxes ( const graphics_handle &  handle )

protectedinherited

canvasToggleGrid()

void Canvas::canvasToggleGrid ( const graphics_handle &  handle )

protectedinherited

canvasWheelEvent()

void Canvas::canvasWheelEvent ( QWheelEvent *  event )

protectedinherited

Definition at line 897 of file Canvas.cc.

References Canvas::gh_callback_event(), Canvas::m_handle, Canvas::m_interpreter, Utils::makeScrollEventStruct(), Figure::mouseMode(), NoMode, Array< T, Alloc >::numel(), pan_enabled(), pan_mode(), PanMode, Utils::properties(), Canvas::redraw(), Canvas::selectFromAxes(), qt_graphics_toolkit::toolkitObject(), zoom_enabled(), zoom_mode(), ZoomInMode, and ZoomOutMode.

Referenced by wheelEvent().

clearEventMask()

void Canvas::clearEventMask ( int  m )

inlineinherited

Definition at line 72 of file Canvas.h.

References m, and Canvas::m_eventMask.

Referenced by Figure::update().

create()

Canvas * Canvas::create ( octave::base_qobject &  oct_qobj, octave::interpreter &  interp, const graphics_handle &  handle, QWidget *  parent, const std::string &  name  )

staticinherited

Definition at line 1088 of file Canvas.cc.

Referenced by Container::canvas().

do_getPixels()

uint8NDArray GLCanvas::do_getPixels ( const graphics_handle &  handle )

virtual

Implements Canvas.

Definition at line 92 of file GLCanvas.cc.

References begin_rendering(), end_rendering(), Canvas::m_interpreter, and m_renderer.

do_print()

void GLCanvas::do_print ( const QString &  file_cmd, const QString &  term, const graphics_handle &  handle  )

virtual

Implements Canvas.

Definition at line 145 of file GLCanvas.cc.

References begin_rendering(), end_rendering(), error(), gl2ps_print(), Canvas::interpreter_event(), m_glfcns, and Canvas::m_interpreter.

draw()

void GLCanvas::draw ( const graphics_handle &  handle )

virtual

Implements Canvas.

Definition at line 73 of file GLCanvas.cc.

References Canvas::m_interpreter, and m_renderer.

drawZoomBox()

void GLCanvas::drawZoomBox ( const QPoint &  p1, const QPoint &  p2  )

virtual

Implements Canvas.

Definition at line 220 of file GLCanvas.cc.

References m_renderer.

end_rendering()

void GLCanvas::end_rendering ( void  )

private

Definition at line 319 of file GLCanvas.cc.

Referenced by do_getPixels(), and do_print().

getPixels()

virtual uint8NDArray Canvas::getPixels ( void  )

inlinevirtualinherited

Definition at line 85 of file Canvas.h.

References Canvas::do_getPixels(), and Canvas::m_handle.

Referenced by Figure::slotGetPixels().

gh_callback_event [1/2]

void Canvas::gh_callback_event ( const graphics_handle &  h, const std::string &  name  )

signalinherited

Referenced by Canvas::canvasKeyPressEvent(), Canvas::canvasKeyReleaseEvent(), Canvas::canvasMouseMoveEvent(), Canvas::canvasMousePressEvent(), Canvas::canvasMouseReleaseEvent(), and Canvas::canvasWheelEvent().

gh_callback_event [2/2]

void Canvas::gh_callback_event ( const graphics_handle &  h, const std::string &  name, const octave_value &  data  )

signalinherited

gh_set_event [1/3]

void Canvas::gh_set_event ( const graphics_handle &  h, const std::string &  name, const octave_value &  value  )

signalinherited

Referenced by Canvas::canvasKeyPressEvent(), Canvas::canvasMousePressEvent(), and Canvas::updateCurrentPoint().

gh_set_event [2/3]

void Canvas::gh_set_event ( const graphics_handle &  h, const std::string &  name, const octave_value &  value, bool  notify_toolkit  )

signalinherited

gh_set_event [3/3]

void Canvas::gh_set_event ( const graphics_handle &  h, const std::string &  name, const octave_value &  value, bool  notify_toolkit, bool  redraw_figure  )

signalinherited

initializeGL()

void GLCanvas::initializeGL

(

void

)

Definition at line 67 of file GLCanvas.cc.

References m_glfcns.

interpreter_event [1/2]

void Canvas::interpreter_event ( const octave::fcn_callback &  fcn )

signalinherited

Referenced by Container::canvas(), Canvas::canvasMouseReleaseEvent(), and do_print().

interpreter_event [2/2]

void Canvas::interpreter_event ( const octave::meth_callback &  meth )

signalinherited

keyPressEvent()

void GLCanvas::keyPressEvent ( QKeyEvent *  event )

protected

Definition at line 274 of file GLCanvas.cc.

References Canvas::canvasKeyPressEvent().

keyReleaseEvent()

void GLCanvas::keyReleaseEvent ( QKeyEvent *  event )

protected

Definition at line 281 of file GLCanvas.cc.

References Canvas::canvasKeyReleaseEvent().

make_cursor()

QCursor Canvas::make_cursor ( const QString &  name, int  hot_x = -1, int  hot_y = -1  )

privateinherited

Definition at line 77 of file Canvas.cc.

References Canvas::m_octave_qobj.

Referenced by Canvas::setCursor().

mouseDoubleClickEvent()

void GLCanvas::mouseDoubleClickEvent ( QMouseEvent *  event )

protected

Definition at line 244 of file GLCanvas.cc.

References Canvas::canvasMouseDoubleClickEvent().

mouseMoveEvent()

void GLCanvas::mouseMoveEvent ( QMouseEvent *  event )

protected

Definition at line 250 of file GLCanvas.cc.

References Canvas::canvasMouseMoveEvent().

mousePressEvent()

void GLCanvas::mousePressEvent ( QMouseEvent *  event )

protected

Definition at line 256 of file GLCanvas.cc.

References Canvas::canvasMousePressEvent().

mouseReleaseEvent()

void GLCanvas::mouseReleaseEvent ( QMouseEvent *  event )

protected

Definition at line 262 of file GLCanvas.cc.

References Canvas::canvasMouseReleaseEvent().

paintGL()

void GLCanvas::paintGL ( void  )

protected

Definition at line 238 of file GLCanvas.cc.

References Canvas::canvasPaintEvent().

print()

void Canvas::print ( const QString &  file_cmd, const QString &  term  )

inlineinherited

Definition at line 66 of file Canvas.h.

References Canvas::do_print(), and Canvas::m_handle.

Referenced by Figure::print().

qWidget()

QWidget* GLCanvas::qWidget ( void  )

inlinevirtual

Implements Canvas.

Definition at line 77 of file GLCanvas.h.

redraw()

void Canvas::redraw ( bool  sync = false )

inherited

Definition at line 57 of file Canvas.cc.

References Canvas::qWidget(), and Faddeeva::w().

Referenced by Canvas::canvasMouseMoveEvent(), Canvas::canvasMousePressEvent(), Canvas::canvasMouseReleaseEvent(), Canvas::canvasWheelEvent(), ButtonGroup::redraw(), Figure::redraw(), and Panel::redraw().

resize()

void GLCanvas::resize ( int  , int  , int  , int    )

inlinevirtual

Implements Canvas.

Definition at line 73 of file GLCanvas.h.

select_object()

void Canvas::select_object ( graphics_object  obj, QMouseEvent *  event, graphics_object &  currentObj, graphics_object &  axesObj, bool  axes_only = false, std::vector< std::string >  omit = std::vector<std::string> ()  )

protectedinherited

Definition at line 339 of file Canvas.cc.

References Canvas::m_interpreter, Array< T, Alloc >::numel(), Utils::properties(), r, and Canvas::selectFromAxes().

Referenced by Canvas::canvasMouseMoveEvent(), and Canvas::canvasMousePressEvent().

selectFromAxes()

graphics_object GLCanvas::selectFromAxes ( const graphics_object &  ax, const QPoint &  pt  )

virtual

Implements Canvas.

Definition at line 203 of file GLCanvas.cc.

References m_glfcns, and select_ignore_hittest.

setCursor()

void Canvas::setCursor ( MouseMode  mode, std::string  fallback, QImage  cdata, Matrix  hotspot  )

inherited

Definition at line 87 of file Canvas.cc.

References Canvas::make_cursor(), Matrix, NoMode, PanMode, Canvas::qWidget(), RotateMode, SelectMode, TextMode, Faddeeva::w(), ZoomInMode, and ZoomOutMode.

Referenced by Figure::update().

setEventMask()

void Canvas::setEventMask ( int  m )

inlineinherited

Definition at line 73 of file Canvas.h.

References m, and Canvas::m_eventMask.

Referenced by Figure::Figure().

updateCurrentPoint() [1/2]

void Canvas::updateCurrentPoint ( const graphics_object &  fig, const graphics_object &  obj  )

protectedinherited

Definition at line 220 of file Canvas.cc.

References Utils::figureCurrentPoint(), Canvas::gh_set_event(), Canvas::m_interpreter, Array< T, Alloc >::numel(), Utils::properties(), Canvas::qWidget(), and Faddeeva::w().

updateCurrentPoint() [2/2]

void Canvas::updateCurrentPoint ( const graphics_object &  fig, const graphics_object &  obj, QMouseEvent *  event  )

protectedinherited

Definition at line 180 of file Canvas.cc.

References Utils::figureCurrentPoint(), Canvas::gh_set_event(), Canvas::m_interpreter, Array< T, Alloc >::numel(), and Utils::properties().

Referenced by Canvas::canvasKeyPressEvent(), Canvas::canvasMouseMoveEvent(), Canvas::canvasMousePressEvent(), and Canvas::canvasMouseReleaseEvent().

wheelEvent()

void GLCanvas::wheelEvent ( QWheelEvent *  event )

protected

Definition at line 268 of file GLCanvas.cc.

References Canvas::canvasWheelEvent().

Member Data Documentation

m_clickMode

bool Canvas::m_clickMode

privateinherited

Definition at line 162 of file Canvas.h.

Referenced by Canvas::canvasMousePressEvent(), and Canvas::canvasMouseReleaseEvent().

m_eventMask

int Canvas::m_eventMask

privateinherited

Definition at line 166 of file Canvas.h.

Referenced by Canvas::addEventMask(), Canvas::canvasKeyPressEvent(), Canvas::canvasKeyReleaseEvent(), Canvas::clearEventMask(), and Canvas::setEventMask().

m_glfcns

octave::qopengl_functions GLCanvas::m_glfcns

private

Definition at line 94 of file GLCanvas.h.

Referenced by do_print(), initializeGL(), and selectFromAxes().

m_handle

graphics_handle Canvas::m_handle

privateinherited

Definition at line 159 of file Canvas.h.

Referenced by Canvas::canvasKeyPressEvent(), Canvas::canvasKeyReleaseEvent(), Canvas::canvasMouseMoveEvent(), Canvas::canvasMousePressEvent(), Canvas::canvasMouseReleaseEvent(), Canvas::canvasPaintEvent(), Canvas::canvasWheelEvent(), Canvas::getPixels(), and Canvas::print().

m_interpreter

octave::interpreter& Canvas::m_interpreter

protectedinherited

Definition at line 153 of file Canvas.h.

Referenced by Canvas::canvasKeyPressEvent(), Canvas::canvasKeyReleaseEvent(), Canvas::canvasMouseMoveEvent(), Canvas::canvasMousePressEvent(), Canvas::canvasMouseReleaseEvent(), Canvas::canvasPaintEvent(), Canvas::canvasWheelEvent(), do_getPixels(), do_print(), draw(), Canvas::select_object(), and Canvas::updateCurrentPoint().

m_mouseAnchor

QPoint Canvas::m_mouseAnchor

privateinherited

Definition at line 163 of file Canvas.h.

Referenced by Canvas::canvasMousePressEvent(), Canvas::canvasMouseReleaseEvent(), and Canvas::canvasPaintEvent().

m_mouseAxes

graphics_handle Canvas::m_mouseAxes

privateinherited

Definition at line 165 of file Canvas.h.

Referenced by Canvas::canvasMouseMoveEvent(), Canvas::canvasMousePressEvent(), Canvas::canvasMouseReleaseEvent(), and Canvas::canvasPaintEvent().

m_mouseCurrent

QPoint Canvas::m_mouseCurrent

privateinherited

Definition at line 164 of file Canvas.h.

Referenced by Canvas::canvasMouseMoveEvent(), Canvas::canvasMousePressEvent(), and Canvas::canvasPaintEvent().

m_mouseMode

MouseMode Canvas::m_mouseMode

privateinherited

Definition at line 161 of file Canvas.h.

Referenced by Canvas::canvasMouseMoveEvent(), Canvas::canvasMousePressEvent(), Canvas::canvasMouseReleaseEvent(), and Canvas::canvasPaintEvent().

m_octave_qobj

octave::base_qobject& Canvas::m_octave_qobj

protectedinherited

Definition at line 152 of file Canvas.h.

Referenced by Canvas::canvasMouseReleaseEvent(), and Canvas::make_cursor().

m_rectMode

bool Canvas::m_rectMode

privateinherited

Definition at line 167 of file Canvas.h.

Referenced by Canvas::canvasMousePressEvent(), Canvas::canvasMouseReleaseEvent(), and Canvas::canvasPaintEvent().

m_redrawBlocked

bool Canvas::m_redrawBlocked

privateinherited

Definition at line 160 of file Canvas.h.

Referenced by Canvas::blockRedraw(), and Canvas::canvasPaintEvent().

m_renderer

octave::opengl_renderer GLCanvas::m_renderer

private

Definition at line 95 of file GLCanvas.h.

Referenced by do_getPixels(), draw(), and drawZoomBox().

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

• libgui/graphics/GLCanvas.h
• libgui/graphics/GLCanvas.cc