예제 #1
0
void
createControls( ControlCanvas* cs )
{
    // a container centered on the screen, containing an image and a text label.
    {
        VBox* center = new VBox();
        center->setFrame( new RoundedFrame() );
        center->getFrame()->setBackColor( 1,1,1,0.5 );
        center->setPadding( 10 );
        center->setHorizAlign( Control::ALIGN_CENTER );
        center->setVertAlign( Control::ALIGN_CENTER );

        // Add an image:
        osg::ref_ptr<osg::Image> image = osgDB::readImageFile("http://demo.pelicanmapping.com/rmweb/readymap_logo.png");
        if ( image.valid() )
        {
            s_imageControl = new ImageControl( image.get() );
            s_imageControl->setHorizAlign( Control::ALIGN_CENTER );
            s_imageControl->setFixSizeForRotation( true );
            //imageCon->addEventHandler( new ImageRotationHandler );
            center->addControl( s_imageControl );
            center->setHorizAlign( Control::ALIGN_CENTER );
        }

        // Add a text label:
        LabelControl* label = new LabelControl( "osgEarth Controls Toolkit" );
        label->setFont( osgEarth::Registry::instance()->getDefaultFont() );
        label->setFontSize( 24.0f );
        label->setHorizAlign( Control::ALIGN_CENTER );
        label->setMargin( 5 );
        center->addControl( label );

        // Rotation slider
        HBox* rotateBox = new HBox();
        rotateBox->setChildVertAlign( Control::ALIGN_CENTER );
        rotateBox->setHorizFill( true );
        rotateBox->setBackColor( Color::Blue );
        {
            rotateBox->addControl( new LabelControl("Rotate: ") );

            HSliderControl* rotateSlider = new HSliderControl( -180.0, 180.0, 0.0 );
            rotateSlider->addEventHandler( new RotateImage() );
            rotateSlider->setHeight( 8.0f );
            rotateSlider->setHorizFill( true );
            rotateBox->addControl( rotateSlider );
        }
        center->addControl( rotateBox );

        cs->addControl( center );
    }

    // a simple vbox with absolute positioning in the upper left with two text labels.
    {
        VBox* ul = new VBox();
        ul->setPosition( 20, 20 );
        ul->setPadding( 10 );
        {
            LabelControl* title = new LabelControl( "Upper left control", 22, osg::Vec4f(1,1,0,1) );
            ul->addControl( title );

            LabelControl* content = new LabelControl( "Here is some text in the upper left control" );
            ul->addControl( content );

            HBox* c2 = new HBox();
            c2->setChildSpacing( 10 );
            {
                HSliderControl* slider = new HSliderControl( 0, 100 );
                slider->setBackColor( .6,0,0,1 );
                slider->setHeight( 25 );
                slider->setWidth( 300 );
                slider->addEventHandler( new MySliderHandler() );
                c2->addControl( slider );

                s_sliderLabel = new LabelControl();
                s_sliderLabel->setVertAlign( Control::ALIGN_CENTER );
                c2->addControl( s_sliderLabel );        
            }
            ul->addControl( c2 );

            HBox* c3 = new HBox();
            c3->setHorizAlign( Control::ALIGN_CENTER );
            c3->setChildSpacing( 10 );
            {
                HBox* c4 = new HBox();
                c4->setChildSpacing( 5 );
                {
                    c4->addControl( new CheckBoxControl( true ) );
                    c4->addControl( new LabelControl( "Checkbox 1" ) );
                }
                c3->addControl( c4 );

                HBox* c5 = new HBox();
                c5->setChildSpacing( 5 );
                {
                    c5->addControl( new CheckBoxControl( false ) );
                    c5->addControl( new LabelControl( "Checkbox 2" ) );
                }
                c3->addControl( c5 );
            }
            ul->addControl( c3 );
        }
        cs->addControl( ul );

        ul->addEventHandler( new MyClickHandler );
    }

    // a centered hbox container along the bottom on the screen.
    {
        HBox* bottom = new HBox();
        bottom->setFrame( new RoundedFrame() );
        bottom->getFrame()->setBackColor(0,0,0,0.5);
        bottom->setMargin( 10 );
        bottom->setChildSpacing( 145 );
        bottom->setVertAlign( Control::ALIGN_BOTTOM );
        bottom->setHorizAlign( Control::ALIGN_CENTER );

        for( int i=0; i<4; ++i )
        {
            LabelControl* label = new LabelControl();
            std::stringstream buf;
            buf << "Label_" << i;
            std::string str;
            str = buf.str();
            label->setText( str );
            label->setMargin( 10 );
            label->setBackColor( 1,1,1,0.4 );
            bottom->addControl( label );

            label->setActiveColor(1,.3,.3,1);
            label->addEventHandler( new MyClickHandler );
        }

        cs->addControl( bottom );
    }
}
예제 #2
0
void
createControls( ControlCanvas* cs )
{
    // a container centered on the screen, containing an image and a text label.
    {
        VBox* center = new VBox();
        center->setFrame( new RoundedFrame() );
        center->getFrame()->setBackColor( 1,1,1,0.5 );
        center->setPadding( 10 );
        center->setHorizAlign( Control::ALIGN_CENTER );
        center->setVertAlign( Control::ALIGN_CENTER );

        // Add an image:
        osg::Image* image = osgDB::readImageFile( "http://osgearth.org/chrome/site/osgearth.gif" );
        if ( image ) {
            ImageControl* imageCon = new ImageControl( image );
            imageCon->setHorizAlign( Control::ALIGN_CENTER );
            imageCon->setFixSizeForRotation( true );
            imageCon->addEventHandler( new ImageRotationHandler );
            center->addControl( imageCon );
            center->setHorizAlign( Control::ALIGN_CENTER );
        }

        // Add a text label:
        LabelControl* label = new LabelControl( "osgEarth Controls Toolkit" );
        label->setFont( osgText::readFontFile( "arialbd.ttf" ) );
        label->setFontSize( 24.0f );
        label->setHorizAlign( Control::ALIGN_CENTER );
        label->setMargin( 5 );
        center->addControl( label );

        // Add another
        LabelControl* label2 = new LabelControl( "(Click the osgEarth logo to rotate it)" );
        label2->setHorizAlign( Control::ALIGN_CENTER );
        center->addControl( label2 );

        cs->addControl( center );
    }

    // a simple vbox with absolute positioning in the upper left with two text labels.
    {
        VBox* ul = new VBox();
        ul->setFrame( new Frame() );
        ul->setPosition( 20, 20 );
        ul->setPadding( 10 );
        {
            LabelControl* title = new LabelControl( "Upper left control", 22, osg::Vec4f(1,1,0,1) );
            ul->addControl( title );

            LabelControl* content = new LabelControl( "Here is some text in the upper left control" );
            ul->addControl( content );

            HBox* c2 = new HBox();
            c2->setSpacing( 10 );
            {
                HSliderControl* slider = new HSliderControl( 0, 100 );
                slider->setBackColor( .6,0,0,1 );
                slider->setHeight( 25 );
                slider->setWidth( 300 );
                slider->addEventHandler( new MySliderHandler() );
                c2->addControl( slider );

                s_sliderLabel = new LabelControl();
                s_sliderLabel->setVertAlign( Control::ALIGN_CENTER );
                c2->addControl( s_sliderLabel );        
            }
            ul->addControl( c2 );

            HBox* c3 = new HBox();
            c3->setHorizAlign( Control::ALIGN_CENTER );
            c3->setSpacing( 10 );
            {
                HBox* c4 = new HBox();
                c4->setSpacing( 5 );
                {
                    c4->addControl( new CheckBoxControl( true ) );
                    c4->addControl( new LabelControl( "Checkbox 1" ) );
                }
                c3->addControl( c4 );

                HBox* c5 = new HBox();
                c5->setSpacing( 5 );
                {
                    c5->addControl( new CheckBoxControl( false ) );
                    c5->addControl( new LabelControl( "Checkbox 2" ) );
                }
                c3->addControl( c5 );
            }
            ul->addControl( c3 );
        }
        cs->addControl( ul );

        ul->addEventHandler( new MyClickHandler );
    }

    // a centered hbox container along the bottom on the screen.
    {
        HBox* bottom = new HBox();
        bottom->setFrame( new RoundedFrame() );
        bottom->getFrame()->setBackColor(0,0,0,0.5);
        bottom->setMargin( 10 );
        bottom->setSpacing( 145 );
        bottom->setVertAlign( Control::ALIGN_BOTTOM );
        bottom->setHorizAlign( Control::ALIGN_CENTER );

        for( int i=0; i<4; ++i )
        {
            LabelControl* label = new LabelControl();
            std::stringstream buf;
            buf << "Label_" << i;
            label->setText( buf.str() );
            label->setMargin( 10 );
            label->setBackColor( 1,1,1,0.4 );
            bottom->addControl( label );

            label->setActiveColor(1,.3,.3,1);
            label->addEventHandler( new MyClickHandler );
        }

        cs->addControl( bottom );
    }
}