Inheritance diagram for osgEarth::Util::Controls::Control:

Collaboration diagram for osgEarth::Util::Controls::Control:

Public Types
enum	Alignment { ALIGN_NONE, ALIGN_LEFT, ALIGN_CENTER, ALIGN_RIGHT, ALIGN_TOP, ALIGN_BOTTOM }
enum	Dock { DOCK_NONE, DOCK_LEFT, DOCK_RIGHT, DOCK_TOP, DOCK_BOTTOM, DOCK_FILL }
Public Member Functions
	Control ()
void	setX (float value)
const osgEarth::optional< float > &	x () const
void	clearX ()
void	setY (float value)
const osgEarth::optional< float > &	y () const
void	clearY ()
void	setPosition (float x, float y)
void	setWidth (float value)
const osgEarth::optional< float > &	width () const
void	clearWidth ()
void	setHeight (float value)
const osgEarth::optional< float > &	height () const
void	clearHeight ()
void	setSize (float w, float h)
void	setMargin (const Gutter &value)
const Gutter &	margin () const
void	setPadding (const Gutter &value)
void	setPadding (float globalValue)
const Gutter &	padding () const
void	setVertAlign (const Alignment &value)
const optional< Alignment > &	vertAlign () const
void	setHorizAlign (const Alignment &value)
const optional< Alignment > &	horizAlign () const
void	setHorizFill (bool value, float minWidth=0.0f)
bool	horizFill () const
void	setVertFill (bool value, float minHeight=0.0f)
const bool	vertFill () const
void	setVisible (bool value)
const bool	visible () const
void	setForeColor (const osg::Vec4f &value)
void	setForeColor (float r, float g, float b, float a)
const osgEarth::optional < osg::Vec4f >	foreColor () const
void	clearForeColor ()
void	setBackColor (const osg::Vec4f &value)
void	setBackColor (float r, float g, float b, float a)
const osgEarth::optional < osg::Vec4f > &	backColor () const
void	clearBackColor ()
void	setActiveColor (const osg::Vec4f &value)
void	setActiveColor (float r, float g, float b, float a)
const osgEarth::optional < osg::Vec4f > &	activeColor () const
void	clearActiveColor ()
bool	getParent (osg::ref_ptr< Control > &out) const
void	setActive (bool value)
bool	getActive () const
void	setAbsorbEvents (bool value)
bool	getAbsorbEvents () const
void	addEventHandler (ControlEventHandler *handler)
virtual void	dirty ()
bool	isDirty () const
virtual void	calcSize (const ControlContext &context, osg::Vec2f &out_size)
virtual void	calcFill (const ControlContext &context)
virtual void	calcPos (const ControlContext &context, const osg::Vec2f &cursor, const osg::Vec2f &parentSize)
virtual void	draw (const ControlContext &context, DrawableList &out_drawables)
const osg::Vec2f &	renderPos () const
const osg::Vec2f &	renderSize () const
bool	intersects (float x, float y) const
void	setParent (class Control *c)
Protected Member Functions
void	align ()
virtual bool	handle (const osgGA::GUIEventAdapter &ea, osgGA::GUIActionAdapter &aa, ControlContext &cx)
Protected Attributes
bool	_dirty
osg::Vec2f	_renderPos
osg::Vec2f	_renderSize
ControlEventHandlerList	_eventHandlers
Private Attributes
osgEarth::optional< float >	_x
osgEarth::optional< float >	_y
osgEarth::optional< float >	_width
osgEarth::optional< float >	_height
bool	_hfill
bool	_vfill
Gutter	_margin
Gutter	_padding
bool	_visible
optional< Alignment >	_valign
optional< Alignment >	_halign
optional< osg::Vec4f >	_backColor
optional< osg::Vec4f >	_foreColor
optional< osg::Vec4f >	_activeColor
osg::observer_ptr< Control >	_parent
bool	_active
bool	_absorbEvents
osg::ref_ptr< osg::Geometry >	_geom
Friends
class	ControlCanvas
class	Container

Detailed Description

Base class for all controls. You can actually use a Control directly and it will just render as a rectangle.

Definition at line 126 of file Controls.

Member Enumeration Documentation

enum osgEarth::Util::Controls::Control::Alignment

Enumerator:

ALIGN_NONE
ALIGN_LEFT
ALIGN_CENTER
ALIGN_RIGHT
ALIGN_TOP
ALIGN_BOTTOM

Definition at line 129 of file Controls.

        {
            ALIGN_NONE, ALIGN_LEFT, ALIGN_CENTER, ALIGN_RIGHT, ALIGN_TOP, ALIGN_BOTTOM
        };

enum osgEarth::Util::Controls::Control::Dock

Enumerator:

DOCK_NONE
DOCK_LEFT
DOCK_RIGHT
DOCK_TOP
DOCK_BOTTOM
DOCK_FILL

Definition at line 134 of file Controls.

        {
            DOCK_NONE, DOCK_LEFT, DOCK_RIGHT, DOCK_TOP, DOCK_BOTTOM, DOCK_FILL
        };

Constructor & Destructor Documentation

Control::Control ( )

Definition at line 120 of file Controls.cpp.

                 :
_x(0), _y(0), _width(1), _height(1),
_margin( Gutter(0) ),
_padding( Gutter(2) ),
_visible( true ),
_valign( ALIGN_NONE ),
_halign( ALIGN_NONE ),
_backColor( osg::Vec4f(0,0,0,0) ),
_foreColor( osg::Vec4f(1,1,1,1) ),
_activeColor( osg::Vec4f(.4,.4,.4,1) ),
_active( false ),
_absorbEvents( false ),
_hfill( false ),
_vfill( false )
{
    //nop
}

Member Function Documentation

const osgEarth::optional<osg::Vec4f>& osgEarth::Util::Controls::Control::activeColor ( ) const [inline]

Definition at line 197 of file Controls.

{ return _activeColor; }

void Control::addEventHandler ( ControlEventHandler * handler )

Definition at line 284 of file Controls.cpp.

{
    _eventHandlers.push_back( handler );
}

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void osgEarth::Util::Controls::Control::align ( ) [protected]

const osgEarth::optional<osg::Vec4f>& osgEarth::Util::Controls::Control::backColor ( ) const [inline]

Definition at line 192 of file Controls.

{ return _backColor; }

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virtual void osgEarth::Util::Controls::Control::calcFill ( const ControlContext & context ) [inline, virtual]

Reimplemented in osgEarth::Util::Controls::Container, osgEarth::Util::Controls::VBox, osgEarth::Util::Controls::HBox, and osgEarth::Util::Controls::Grid.

Definition at line 217 of file Controls.

{ }

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void Control::calcPos	(	const ControlContext &	context,
		const osg::Vec2f &	cursor,
		const osg::Vec2f &	parentSize
	)		`[virtual]`

Reimplemented in osgEarth::Util::Controls::Frame, osgEarth::Util::Controls::Container, osgEarth::Util::Controls::VBox, osgEarth::Util::Controls::HBox, and osgEarth::Util::Controls::Grid.

Definition at line 337 of file Controls.cpp.

{
    if ( _x.isSet() )
    {
        _renderPos.x() = cursor.x() + margin().left() + padding().left() + *x();
    }
    else
    {
        if ( _halign == ALIGN_CENTER )
        {
            _renderPos.x() = cursor.x() + 0.5*(parentSize.x() - _renderSize.x());
        }
        else if ( _halign == ALIGN_RIGHT )
        {
            _renderPos.x() = cursor.x() + parentSize.x() - margin().right() - _renderSize.x() + padding().left();
        }
        else
        {
            _renderPos.x() = cursor.x() + margin().left() + padding().left();
        }
    }

    if ( _y.isSet() )
    {
        _renderPos.y() = cursor.y() + margin().top() + padding().top() + *y();
    }
    else
    {
        if ( _valign == ALIGN_CENTER )
        {
            //_renderPos.y() = cursor.y() + 0.5*(parentSize.y() - _renderSize.y());
            _renderPos.y() = cursor.y() + 0.5*parentSize.y() - 0.5*(_renderSize.y() - padding().y());
        }
        else if ( _valign == ALIGN_BOTTOM )
        {
            _renderPos.y() = cursor.y() + parentSize.y() - margin().bottom() - _renderSize.y() + padding().top();
        }
        else
        {
            _renderPos.y() = cursor.y() + margin().top() + padding().top();
        }
    }
}

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void Control::calcSize	(	const ControlContext &	context,
		osg::Vec2f &	out_size
	)		`[virtual]`

Reimplemented in osgEarth::Util::Controls::LabelControl, osgEarth::Util::Controls::ImageControl, osgEarth::Util::Controls::Container, osgEarth::Util::Controls::VBox, osgEarth::Util::Controls::HBox, and osgEarth::Util::Controls::Grid.

Definition at line 318 of file Controls.cpp.

{
    if ( visible() == true )
    {
        _renderSize.set( 
            width().value()  + padding().x(),
            height().value() + padding().y() );

        out_size.set(
            _renderSize.x() + margin().x(),
            _renderSize.y() + margin().y() );
    }
    else
    {
        out_size.set(0,0);
    }
}

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void osgEarth::Util::Controls::Control::clearActiveColor ( ) [inline]

Definition at line 198 of file Controls.

{ _activeColor.unset(); dirty(); }

void osgEarth::Util::Controls::Control::clearBackColor ( ) [inline]

Definition at line 193 of file Controls.

{ _backColor.unset(); dirty(); }

void osgEarth::Util::Controls::Control::clearForeColor ( ) [inline]

Definition at line 188 of file Controls.

{ _foreColor.unset(); dirty(); }

void osgEarth::Util::Controls::Control::clearHeight ( ) [inline]

Definition at line 158 of file Controls.

{ _height.unset(); dirty(); }

void osgEarth::Util::Controls::Control::clearWidth ( ) [inline]

Definition at line 154 of file Controls.

{ _width.unset(); dirty(); }

void osgEarth::Util::Controls::Control::clearX ( ) [inline]

Definition at line 144 of file Controls.

{ _x.unset(); dirty(); }

void osgEarth::Util::Controls::Control::clearY ( ) [inline]

Definition at line 148 of file Controls.

{ _y.unset(); dirty(); }

void Control::dirty ( ) [virtual]

Definition at line 306 of file Controls.cpp.

{
    _dirty = true;
    osg::ref_ptr<Control> parent;
    if ( getParent( parent ) )
    {
        parent->dirty();
        parent.release();
    }
}

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void Control::draw	(	const ControlContext &	context,
		DrawableList &	out_drawables
	)		`[virtual]`

Reimplemented in osgEarth::Util::Controls::LabelControl, osgEarth::Util::Controls::ImageControl, osgEarth::Util::Controls::HSliderControl, osgEarth::Util::Controls::CheckBoxControl, osgEarth::Util::Controls::Frame, osgEarth::Util::Controls::RoundedFrame, osgEarth::Util::Controls::Container, osgEarth::Util::Controls::VBox, osgEarth::Util::Controls::HBox, and osgEarth::Util::Controls::Grid.

Definition at line 390 of file Controls.cpp.

{
    // by default, rendering a Control directly results in a colored quad. Usually however
    // you will not render a Control directly, but rather one of its subclasses.
    if ( visible() == true )
    {
        if ( !(_backColor.isSet() && _backColor->a() == 0) && _renderSize.x() > 0 && _renderSize.y() > 0 )
        {
            float vph = cx._vp->height(); // - padding().bottom();

            _geom = new osg::Geometry();

            float rx = _renderPos.x() - padding().left();
            float ry = _renderPos.y() - padding().top();

            osg::Vec3Array* verts = new osg::Vec3Array(4);
            _geom->setVertexArray( verts );
            (*verts)[0].set( rx, vph - ry, 0 );
            (*verts)[1].set( rx, vph - ry - _renderSize.y(), 0 );
            (*verts)[2].set( rx + _renderSize.x(), vph - ry - _renderSize.y(), 0 );
            (*verts)[3].set( rx + _renderSize.x(), vph - ry, 0 );
            _geom->addPrimitiveSet( new osg::DrawArrays( GL_QUADS, 0, 4 ) );

            osg::Vec4Array* colors = new osg::Vec4Array(1);
            (*colors)[0] = _active && _activeColor.isSet() ? _activeColor.value() : _backColor.value();
            _geom->setColorArray( colors );
            _geom->setColorBinding( osg::Geometry::BIND_OVERALL );

            out.push_back( _geom.get() );
        }

        _dirty = false;
    }
}

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const osgEarth::optional<osg::Vec4f> osgEarth::Util::Controls::Control::foreColor ( ) const [inline]

Definition at line 187 of file Controls.

{ return _foreColor; }

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bool osgEarth::Util::Controls::Control::getAbsorbEvents ( ) const [inline]

Definition at line 206 of file Controls.

{ return _absorbEvents; }

bool osgEarth::Util::Controls::Control::getActive ( ) const [inline]

Definition at line 203 of file Controls.

{ return _active; }

bool Control::getParent ( osg::ref_ptr< Control > & out ) const

Definition at line 290 of file Controls.cpp.

{
    out = _parent.get();
    return out.valid();
}

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bool Control::handle	(	const osgGA::GUIEventAdapter &	ea,
		osgGA::GUIActionAdapter &	aa,
		ControlContext &	cx
	)		`[protected, virtual]`

Reimplemented in osgEarth::Util::Controls::HSliderControl, osgEarth::Util::Controls::CheckBoxControl, and osgEarth::Util::Controls::Container.

Definition at line 426 of file Controls.cpp.

{
    bool handled = false;    

    if ( _eventHandlers.size() > 0 )
    {    
        handled = true;

        if ( !_active )
        {
            if ( ea.getEventType() == osgGA::GUIEventAdapter::MOVE )
            {
                cx._active.push( this );
            }
        }
        else 
        {            
            if ( ea.getEventType() == osgGA::GUIEventAdapter::RELEASE )
            {
                for( ControlEventHandlerList::const_iterator i = _eventHandlers.begin(); i != _eventHandlers.end(); ++i )
                {
                    osg::Vec2f relXY( ea.getX() - _renderPos.x(), cx._vp->height() - ea.getY() - _renderPos.y() );
                    i->get()->onClick( this, relXY, ea.getButtonMask() );
                }
            }
        }
    }

    return handled || _absorbEvents;
}

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const osgEarth::optional<float>& osgEarth::Util::Controls::Control::height ( ) const [inline]

Definition at line 157 of file Controls.

{ return _height; }

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const optional<Alignment>& osgEarth::Util::Controls::Control::horizAlign ( ) const [inline]

Definition at line 174 of file Controls.

{ return _halign; }

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bool osgEarth::Util::Controls::Control::horizFill ( ) const [inline]

Definition at line 177 of file Controls.

{ return _hfill; }

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bool Control::intersects	(	float	x,
		float	y
	)		const

Definition at line 382 of file Controls.cpp.

{
    return
        x >= _renderPos.x() - padding().left() && x <= _renderPos.x() - padding().left() + _renderSize.x() &&
        y >= _renderPos.y() - padding().top() && y <= _renderPos.y() - padding().top() + _renderSize.y();
}

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bool osgEarth::Util::Controls::Control::isDirty ( ) const [inline]

Definition at line 214 of file Controls.

{ return _dirty; }

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const Gutter& osgEarth::Util::Controls::Control::margin ( ) const [inline]

Definition at line 163 of file Controls.

{ return _margin; }

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const Gutter& osgEarth::Util::Controls::Control::padding ( ) const [inline]

Definition at line 168 of file Controls.

{ return _padding; }

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const osg::Vec2f& osgEarth::Util::Controls::Control::renderPos ( ) const [inline]

Definition at line 222 of file Controls.

{ return _renderPos; }

const osg::Vec2f& osgEarth::Util::Controls::Control::renderSize ( ) const [inline]

Definition at line 223 of file Controls.

{ return _renderSize; }

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void osgEarth::Util::Controls::Control::setAbsorbEvents ( bool value ) [inline]

Definition at line 205 of file Controls.

{ _absorbEvents = value; }

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void Control::setActive ( bool value )

Definition at line 297 of file Controls.cpp.

                               {
    if ( value != _active ) {
        _active = value;
        if ( _activeColor.isSet() )
            dirty();
    }
}

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void Control::setActiveColor ( const osg::Vec4f & value )

Definition at line 275 of file Controls.cpp.

                                               {
    if ( value != _activeColor.value() ) {
        _activeColor = value;
        if ( _active )
            dirty();
    }
}

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void osgEarth::Util::Controls::Control::setActiveColor	(	float	r,
		float	g,
		float	b,
		float	a
	)		`[inline]`

Definition at line 196 of file Controls.

{ setActiveColor( osg::Vec4f(r,g,b,a) ); }

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void Control::setBackColor ( const osg::Vec4f & value )

Definition at line 267 of file Controls.cpp.

                                             {
    if ( value != _backColor.value() ) {
        _backColor = value;
        dirty();
    }
}

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void osgEarth::Util::Controls::Control::setBackColor	(	float	r,
		float	g,
		float	b,
		float	a
	)		`[inline]`

Definition at line 191 of file Controls.

{ setBackColor( osg::Vec4f(r,g,b,a) ); }

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void Control::setForeColor ( const osg::Vec4f & value )

Definition at line 259 of file Controls.cpp.

                                             {
    if ( value != _foreColor.value() ) {
        _foreColor = value;
        dirty();
    }
}

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void osgEarth::Util::Controls::Control::setForeColor	(	float	r,
		float	g,
		float	b,
		float	a
	)		`[inline]`

Definition at line 186 of file Controls.

{ setForeColor( osg::Vec4f(r,g,b,a) ); }

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void Control::setHeight ( float value )

Definition at line 177 of file Controls.cpp.

                                {
    if ( value != _height.value() ) {
        _height = value;
        dirty();
    }
}

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void Control::setHorizAlign ( const Alignment & value )

Definition at line 217 of file Controls.cpp.

                                               {
    if ( !_halign.isSetTo( value ) ) {
        _halign = value;
        _x.unset();  // horiz align is mutex with abs positioning
        dirty();
    }
}

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void Control::setHorizFill	(	bool	value,
		float	minWidth = `0.0f`
	)

Definition at line 235 of file Controls.cpp.

                                                  {
    if ( hfill != _hfill || !_width.isSetTo(minWidth) ) { //minWidth != _width.value() ) {
        _hfill = hfill;
        if ( hfill )
            setWidth( minWidth );
        else
            _width.unset();
        dirty();
    }
}

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void Control::setMargin ( const Gutter & value )

Definition at line 191 of file Controls.cpp.

                                        {
    if ( value != _margin ) {
        _margin = value;
        dirty();
    }
}

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void Control::setPadding ( float globalValue )

Definition at line 208 of file Controls.cpp.

                                 {
    Gutter g(value);
    if ( g != _padding ) {
        _padding = g;
        dirty();
    }
}

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void Control::setPadding ( const Gutter & value )

Definition at line 199 of file Controls.cpp.

{
    if ( value != _padding ) {
        _padding = value;
        dirty();
    }
}

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void osgEarth::Util::Controls::Control::setParent ( class Control * c ) [inline]

Definition at line 228 of file Controls.

{ _parent = c; }

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void Control::setPosition	(	float	x,
		float	y
	)

Definition at line 163 of file Controls.cpp.

                                       {
    setX( x );
    setY( y );
}

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void Control::setSize	(	float	w,
		float	h
	)

Definition at line 185 of file Controls.cpp.

                                   {
    setWidth( w );
    setHeight( h );
}

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void Control::setVertAlign ( const Alignment & value )

Definition at line 226 of file Controls.cpp.

                                              {
    if ( !_valign.isSetTo( value ) ) {
        _valign = value;
        _y.unset(); // vert align is mutex with abs positioning
        dirty();
    }
}

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void Control::setVertFill	(	bool	value,
		float	minHeight = `0.0f`
	)

Definition at line 247 of file Controls.cpp.

                                                  {
    if ( vfill != _hfill || minHeight != _height.value() ) {
        _vfill = vfill;
        if ( vfill )
            setHeight( minHeight );
        else
            _height.unset();
        dirty();
    }
}

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void Control::setVisible ( bool value )

Definition at line 139 of file Controls.cpp.

                                {
    if ( value != _visible ) {
        _visible = value;
        dirty();
    }
}

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void Control::setWidth ( float value )

Definition at line 169 of file Controls.cpp.

                               {
    if ( value != _width.value() ) {
        _width = value;
        dirty();
    }
}

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void Control::setX ( float value )

Definition at line 147 of file Controls.cpp.

                           {
    if ( value != _x.value() ) {
        _x = value;
        dirty();
    }
}

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void Control::setY ( float value )

Definition at line 155 of file Controls.cpp.

                           {
    if ( value != _y.value() ) {
        _y = value;
        dirty();
    }
}

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const optional<Alignment>& osgEarth::Util::Controls::Control::vertAlign ( ) const [inline]

Definition at line 171 of file Controls.

{ return _valign; }

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const bool osgEarth::Util::Controls::Control::vertFill ( ) const [inline]

Definition at line 180 of file Controls.

{ return _vfill; }

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const bool osgEarth::Util::Controls::Control::visible ( ) const [inline]

Definition at line 183 of file Controls.

{ return _visible; }

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const osgEarth::optional<float>& osgEarth::Util::Controls::Control::width ( ) const [inline]

Definition at line 153 of file Controls.

{ return _width; }

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const osgEarth::optional<float>& osgEarth::Util::Controls::Control::x ( ) const [inline]

Definition at line 143 of file Controls.

{ return _x; }

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const osgEarth::optional<float>& osgEarth::Util::Controls::Control::y ( ) const [inline]

Definition at line 147 of file Controls.

{ return _y; }

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Friends And Related Function Documentation

friend class Container [friend]

Definition at line 239 of file Controls.

friend class ControlCanvas [friend]

Definition at line 238 of file Controls.

Member Data Documentation

bool osgEarth::Util::Controls::Control::_absorbEvents [private]

Definition at line 255 of file Controls.

bool osgEarth::Util::Controls::Control::_active [private]

Definition at line 254 of file Controls.

optional<osg::Vec4f> osgEarth::Util::Controls::Control::_activeColor [private]

Definition at line 252 of file Controls.

optional<osg::Vec4f> osgEarth::Util::Controls::Control::_backColor [private]

Definition at line 252 of file Controls.

bool osgEarth::Util::Controls::Control::_dirty [protected]

Definition at line 231 of file Controls.

ControlEventHandlerList osgEarth::Util::Controls::Control::_eventHandlers [protected]

Definition at line 243 of file Controls.

optional<osg::Vec4f> osgEarth::Util::Controls::Control::_foreColor [private]

Definition at line 252 of file Controls.

osg::ref_ptr<osg::Geometry> osgEarth::Util::Controls::Control::_geom [private]

Reimplemented in osgEarth::Util::Controls::ImageControl.

Definition at line 256 of file Controls.

optional<Alignment> osgEarth::Util::Controls::Control::_halign [private]

Definition at line 251 of file Controls.

osgEarth::optional<float> osgEarth::Util::Controls::Control::_height [private]

Definition at line 246 of file Controls.

bool osgEarth::Util::Controls::Control::_hfill [private]

Definition at line 247 of file Controls.

Gutter osgEarth::Util::Controls::Control::_margin [private]

Definition at line 248 of file Controls.

Gutter osgEarth::Util::Controls::Control::_padding [private]

Definition at line 249 of file Controls.

osg::observer_ptr<Control> osgEarth::Util::Controls::Control::_parent [private]

Definition at line 253 of file Controls.

osg::Vec2f osgEarth::Util::Controls::Control::_renderPos [protected]

Definition at line 232 of file Controls.

osg::Vec2f osgEarth::Util::Controls::Control::_renderSize [protected]

Definition at line 233 of file Controls.

optional<Alignment> osgEarth::Util::Controls::Control::_valign [private]

Definition at line 251 of file Controls.

bool osgEarth::Util::Controls::Control::_vfill [private]

Definition at line 247 of file Controls.

bool osgEarth::Util::Controls::Control::_visible [private]

Definition at line 250 of file Controls.

osgEarth::optional<float> osgEarth::Util::Controls::Control::_width [private]

Definition at line 246 of file Controls.

osgEarth::optional<float> osgEarth::Util::Controls::Control::_x [private]

Definition at line 246 of file Controls.

osgEarth::optional<float> osgEarth::Util::Controls::Control::_y [private]

Definition at line 246 of file Controls.

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

/home/cube/sources/osgearth/src/osgEarthUtil/Controls
/home/cube/sources/osgearth/src/osgEarthUtil/Controls.cpp

osgEarth::Util::Controls::Control Class Reference

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