<JSP>
{ Taala-JSP CODE FOR JSX CONVERSION 17.12.2019 MEP }
{ Muista täpättää LaTeX labels: }

{ Lineaarialgebra: PNS-ratkaisu 3x2 geometrisesti}
{ IV. Kolmen yhtälön PNS-ratkaisuista }

{ JSX board name: GeomLSQR03C }
{ JSX element id: geomlsqr03c }

{ 3. Step by step construction from the point C }

#CODE	  = "GSP.class"
#CODEBASE = "..\jsp"
#ARCHIVE  = "jsp4.jar"
#WIDTH    = 500
#HEIGHT   = 400
#ALIGN    = Center
*Frame          =  1
*TextFont       =   "Courier"
*TextBold       =   0
*TextSize       =  14
*LabelFont      =   "Courier"
*LabelBold      =   0
*LabelSize      =  14
*MeasureFont        =   "Courier"
*MeasureSize        =  12
*MeasureBold        =   0
*MeasureInDegrees = 1
*DirectedAngles	  = 0
*Backblue       = 255
*BackGreen	= 255
*Backred	= 255

${
$reset  FixedText(485,15,'Reset = ''R''')[black,bold,justifyRight];
$Clear  FixedText(370,413,'Puhdistus: x ->')[red,plain,font('Courier'),justifyRight];
$xText  FixedText(385,195,'x1')[bold, black, justifyCenter];
$yText  FixedText(192, 10,'x2')[bold, black, justifyCenter];
$}

{ The free points A, B and C }
$A	Point(260,200)[yellow, label('A')];
{,LabelAlign(5,5), psize(2), highlight}
$B	Point(240,240)[yellow, label('B')];
{,LabelAlign(5,5), psize(2), highlight}
$C	Point(295,250)[yellow, label('C')];
{,LabelAlign(5,5), psize(2), highlight}


{ The three lines }
$LBC	Line($B,$C)[white];
$LCA	Line($C,$A)[white];
$LAB	Line($A,$B)[white];


{ The triangle ABC yellow }
$Triang	Polygon($A,$B,$C)[yellow];

{ Construction from C }
$LperpAC Perpendicular($LCA,$A)[red,hidden];
 {,dash(1)}

$CircAC	 Circle($A,$C)[green,hidden];
{,dash(1)}

$A3	 Intersect2($LperpAC,$CircAC)[red,label('A3'),hidden];
{,label('ASUB{3}')}

$LparAC	 Parallel($LCA,$A3)[red,hidden];
{,dash(1)}

$SBAC  	 ShowButton(  0,  0, 'Construct A3 line')($LperpAC,$CircAC,$A3,$LparAC)[red,bold];
{,text('Construct \\( ASUB{3} \\) line parallel with \\( CA \\)')}
$HBAC  	 HideButton(200,  0, 'Hide')($LperpAC,$CircAC)[red];

$LperpBC Perpendicular($LBC,$B)[blue,hidden];
{,dash(1)}

$CircBC	 Circle($B,$C)[green,hidden];
{,dash(1)}
$B3	 Intersect2($LperpBC,$CircBC)[blue,label('B3'),hidden];
{,label('BSUB{3}')}

$LparBC	 Parallel($LBC,$B3)[blue,hidden];
{,dash(1)}

$SBBC  	 ShowButton(  0, 20, 'Construct B3 line')($LperpBC,$CircBC,$B3,$LparBC)[blue,bold];
{,text('Construct \\( BSUB{3} \\) line parallel with \\( CB \\)')}
$HBBC  	 HideButton(200, 20, 'Hide')($LperpBC,$CircBC)[blue];

$O3	Intersect($LparAC,$LparBC)[magenta,label('O2'),hidden];
{,label('OSUB{3}')}

$LCO	Line($C,$O3)[magenta,hidden];

$SBO3  	 ShowButton(  0, 40, 'Construct O3 line')($A3,$LparAC,$B3,$LparBC,$O3,$LCO)[magenta,bold];
{,text('Construct \\( C OSUB{3} \\) line')}
$HB03  	 HideButton(120, 40, 'Hide others')($LperpAC,$CircAC,$A3,$LparAC,$LperpBC,$CircBC,$B3,$LparBC)[magenta];

$HB03b 	 HideButton(  0, 60, 'Hide O2 line')($LCO)[magenta];
{,text('Hide \\( C OSUB{3} \\) line')}
</JSP>