opengl_selector Class Reference

#include "gl-select.h"

Inheritance diagram for opengl_selector:

Collaboration diagram for opengl_selector:

Public Member Functions
	opengl_selector (void)
virtual	~opengl_selector (void)
virtual void	draw (const graphics_object &go, bool toplevel=true)
graphics_object	select (const graphics_object &ax, int x, int y, int flags=0)

Protected Member Functions
virtual void	draw_image (const image::properties &props)
virtual void	draw_text (const text::properties &props)
virtual void	init_marker (const std::string &m, double size, float width)
virtual Matrix	render_text (const std::string &txt, double x, double y, double z, int halign, int valign, double rotation=0.0)
virtual void	setup_opengl_transformation (const axes::properties &props)

Private Member Functions
void	apply_pick_matrix (void)
void	fake_text (double x, double y, double z, const Matrix &bbox, bool use_scale=true)

Private Attributes
std::map< GLuint, graphics_object >	object_map
int	size
int	xp
int	yp

Detailed Description

Definition at line 36 of file gl-select.h.

Constructor & Destructor Documentation

opengl_selector::opengl_selector ( void  )

inline

Definition at line 39 of file gl-select.h.

virtual opengl_selector::~opengl_selector ( void  )

inlinevirtual

Definition at line 41 of file gl-select.h.

Member Function Documentation

void opengl_selector::apply_pick_matrix ( void  )

private

Definition at line 32 of file gl-select.cc.

References size, xp, and yp.

Referenced by init_marker(), and setup_opengl_transformation().

void opengl_selector::draw ( const graphics_object &  go, bool  toplevel = true  )

virtual

Definition at line 134 of file gl-select.cc.

References object_map.

Referenced by select().

void opengl_selector::draw_image ( const image::properties &  props )

protectedvirtual

Definition at line 206 of file gl-select.cc.

References Array< T >::columns(), Array< T >::data(), image::properties::get_cdata(), image::properties::get_xdata(), image::properties::get_ydata(), octave_value::matrix_value(), and Array< T >::rows().

void opengl_selector::draw_text ( const text::properties &  props )

protectedvirtual

Definition at line 174 of file gl-select.cc.

References fake_text(), text::properties::get_data_position(), text::properties::get_extent_matrix(), text::properties::get_string(), octave_value::is_empty(), and Array< T >::numel().

void opengl_selector::fake_text ( double  x, double  y, double  z, const Matrix &  bbox, bool  use_scale = true  )

private

Definition at line 145 of file gl-select.cc.

References Array< T >::data().

Referenced by draw_text(), and render_text().

void opengl_selector::init_marker ( const std::string &  m, double  size, float  width  )

protectedvirtual

Definition at line 54 of file gl-select.cc.

References apply_pick_matrix().

Matrix opengl_selector::render_text ( const std::string &  txt, double  x, double  y, double  z, int  halign, int  valign, double  rotation = 0.0  )

protectedvirtual

Definition at line 186 of file gl-select.cc.

References fake_text().

graphics_object opengl_selector::select	(	const graphics_object &	ax,
		int	x,
		int	y,
		int	flags = 0
	)

Definition at line 63 of file gl-select.cc.

References BUFFER_SIZE, draw(), graphics_object::get_properties(), base_properties::is_hittest(), min(), object_map, select_ignore_hittest, select_last, warning(), x, xp, and yp.

Referenced by QtHandles::GLCanvas::selectFromAxes().

void opengl_selector::setup_opengl_transformation ( const axes::properties &  props )

protectedvirtual

Definition at line 47 of file gl-select.cc.

References apply_pick_matrix().

Member Data Documentation

std::map<GLuint, graphics_object> opengl_selector::object_map

private

Definition at line 75 of file gl-select.h.

Referenced by draw(), and select().

int opengl_selector::size

private

Definition at line 72 of file gl-select.h.

Referenced by apply_pick_matrix().

int opengl_selector::xp

private

Definition at line 69 of file gl-select.h.

Referenced by apply_pick_matrix(), and select().

int opengl_selector::yp

private

Definition at line 69 of file gl-select.h.

Referenced by apply_pick_matrix(), and select().

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

• libgui/graphics/gl-select.h
• libgui/graphics/gl-select.cc