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<?php
/*
pDraw - class extension with drawing methods
Version : 2.1.3
Made by : Jean-Damien POGOLOTTI
Last Update : 09/09/11
This file can be distributed under the license you can find at :
http://www.pchart.net/license
You can find the whole class documentation on the pChart web site.
*/
define("DIRECTION_VERTICAL" , 690001);
define("DIRECTION_HORIZONTAL" , 690002);
define("SCALE_POS_LEFTRIGHT" , 690101);
define("SCALE_POS_TOPBOTTOM" , 690102);
define("SCALE_MODE_FLOATING" , 690201);
define("SCALE_MODE_START0" , 690202);
define("SCALE_MODE_ADDALL" , 690203);
define("SCALE_MODE_ADDALL_START0" , 690204);
define("SCALE_MODE_MANUAL" , 690205);
define("SCALE_SKIP_NONE" , 690301);
define("SCALE_SKIP_SAME" , 690302);
define("SCALE_SKIP_NUMBERS" , 690303);
define("TEXT_ALIGN_TOPLEFT" , 690401);
define("TEXT_ALIGN_TOPMIDDLE" , 690402);
define("TEXT_ALIGN_TOPRIGHT" , 690403);
define("TEXT_ALIGN_MIDDLELEFT" , 690404);
define("TEXT_ALIGN_MIDDLEMIDDLE" , 690405);
define("TEXT_ALIGN_MIDDLERIGHT" , 690406);
define("TEXT_ALIGN_BOTTOMLEFT" , 690407);
define("TEXT_ALIGN_BOTTOMMIDDLE" , 690408);
define("TEXT_ALIGN_BOTTOMRIGHT" , 690409);
define("POSITION_TOP" , 690501);
define("POSITION_BOTTOM" , 690502);
define("LABEL_POS_LEFT" , 690601);
define("LABEL_POS_CENTER" , 690602);
define("LABEL_POS_RIGHT" , 690603);
define("LABEL_POS_TOP" , 690604);
define("LABEL_POS_BOTTOM" , 690605);
define("LABEL_POS_INSIDE" , 690606);
define("LABEL_POS_OUTSIDE" , 690607);
define("ORIENTATION_HORIZONTAL" , 690701);
define("ORIENTATION_VERTICAL" , 690702);
define("ORIENTATION_AUTO" , 690703);
define("LEGEND_NOBORDER" , 690800);
define("LEGEND_BOX" , 690801);
define("LEGEND_ROUND" , 690802);
define("LEGEND_VERTICAL" , 690901);
define("LEGEND_HORIZONTAL" , 690902);
define("LEGEND_FAMILY_BOX" , 691051);
define("LEGEND_FAMILY_CIRCLE" , 691052);
define("LEGEND_FAMILY_LINE" , 691053);
define("DISPLAY_AUTO" , 691001);
define("DISPLAY_MANUAL" , 691002);
define("LABELING_ALL" , 691011);
define("LABELING_DIFFERENT" , 691012);
define("BOUND_MIN" , 691021);
define("BOUND_MAX" , 691022);
define("BOUND_BOTH" , 691023);
define("BOUND_LABEL_POS_TOP" , 691031);
define("BOUND_LABEL_POS_BOTTOM" , 691032);
define("BOUND_LABEL_POS_AUTO" , 691033);
define("CAPTION_LEFT_TOP" , 691041);
define("CAPTION_RIGHT_BOTTOM" , 691042);
define("GRADIENT_SIMPLE" , 691051);
define("GRADIENT_EFFECT_CAN" , 691052);
define("LABEL_TITLE_NOBACKGROUND" , 691061);
define("LABEL_TITLE_BACKGROUND" , 691062);
define("LABEL_POINT_NONE" , 691071);
define("LABEL_POINT_CIRCLE" , 691072);
define("LABEL_POINT_BOX" , 691073);
define("ZONE_NAME_ANGLE_AUTO" , 691081);
define("PI" , 3.14159265);
define("ALL" , 69);
define("NONE" , 31);
define("AUTO" , 690000);
define("OUT_OF_SIGHT" , -10000000000000);
class pDraw
{
/* Returns the number of drawable series */
function countDrawableSeries()
{
$Results = 0;
$Data = $this->DataSet->getData();
foreach($Data["Series"] as $SerieName => $Serie)
{ if ( $Serie["isDrawable"] == TRUE && $SerieName != $Data["Abscissa"] ) { $Results++; } }
return($Results);
}
/* Fix box coordinates */
function fixBoxCoordinates($Xa,$Ya,$Xb,$Yb)
{
$X1 = min($Xa,$Xb); $Y1 = min($Ya,$Yb);
$X2 = max($Xa,$Xb); $Y2 = max($Ya,$Yb);
return(array($X1,$Y1,$X2,$Y2));
}
/* Draw a polygon */
function drawPolygon($Points,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$NoFill = isset($Format["NoFill"]) ? $Format["NoFill"] : FALSE;
$NoBorder = isset($Format["NoBorder"]) ? $Format["NoBorder"] : FALSE;
$BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : $R;
$BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : $G;
$BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : $B;
$BorderAlpha = isset($Format["Alpha"]) ? $Format["Alpha"] : $Alpha / 2;
$Surrounding = isset($Format["Surrounding"]) ? $Format["Surrounding"] : NULL;
$SkipX = isset($Format["SkipX"]) ? $Format["SkipX"] : OUT_OF_SIGHT;
$SkipY = isset($Format["SkipY"]) ? $Format["SkipY"] : OUT_OF_SIGHT;
/* Calling the ImageFilledPolygon() function over the $Points array will round it */
$Backup = $Points;
if ( $Surrounding != NULL ) { $BorderR = $R+$Surrounding; $BorderG = $G+$Surrounding; $BorderB = $B+$Surrounding; }
if ( $SkipX != OUT_OF_SIGHT ) { $SkipX = floor($SkipX); }
if ( $SkipY != OUT_OF_SIGHT ) { $SkipY = floor($SkipY); }
$RestoreShadow = $this->Shadow;
if ( !$NoFill )
{
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$this->Shadow = FALSE;
for($i=0;$i<=count($Points)-1;$i=$i+2)
{ $Shadow[] = $Points[$i] + $this->ShadowX; $Shadow[] = $Points[$i+1] + $this->ShadowY; }
$this->drawPolygon($Shadow,array("R"=>$this->ShadowR,"G"=>$this->ShadowG,"B"=>$this->ShadowB,"Alpha"=>$this->Shadowa,"NoBorder"=>TRUE));
}
$FillColor = $this->allocateColor($this->Picture,$R,$G,$B,$Alpha);
if ( count($Points) >= 6 )
{ ImageFilledPolygon($this->Picture,$Points,count($Points)/2,$FillColor); }
}
if ( !$NoBorder )
{
$Points = $Backup;
if ( $NoFill )
$BorderSettings = array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha);
else
$BorderSettings = array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$BorderAlpha);
for($i=0;$i<=count($Points)-1;$i=$i+2)
{
if ( isset($Points[$i+2]) )
{
if ( !($Points[$i] == $Points[$i+2] && $Points[$i] == $SkipX ) && !($Points[$i+1] == $Points[$i+3] && $Points[$i+1] == $SkipY ) )
$this->drawLine($Points[$i],$Points[$i+1],$Points[$i+2],$Points[$i+3],$BorderSettings);
}
else
{
if ( !($Points[$i] == $Points[0] && $Points[$i] == $SkipX ) && !($Points[$i+1] == $Points[1] && $Points[$i+1] == $SkipY ) )
$this->drawLine($Points[$i],$Points[$i+1],$Points[0],$Points[1],$BorderSettings);
}
}
}
$this->Shadow = $RestoreShadow;
}
/* Apply AALias correction to the rounded box boundaries */
function offsetCorrection($Value,$Mode)
{
$Value = round($Value,1);
if ( $Value == 0 && $Mode == 1 ) { return(.9); }
if ( $Value == 0 ) { return(0); }
if ( $Mode == 1)
{ if ( $Value == 1 ) { return(.9); }; if ( $Value == .1 ) { return(.9); }; if ( $Value == .2 ) { return(.8); }; if ( $Value == .3 ) { return(.8); }; if ( $Value == .4 ) { return(.7); }; if ( $Value == .5 ) { return(.5); }; if ( $Value == .6 ) { return(.8); }; if ( $Value == .7 ) { return(.7); }; if ( $Value == .8 ) { return(.6); }; if ( $Value == .9 ) { return(.9); }; }
if ( $Mode == 2)
{ if ( $Value == 1 ) { return(.9); }; if ( $Value == .1 ) { return(.1); }; if ( $Value == .2 ) { return(.2); }; if ( $Value == .3 ) { return(.3); }; if ( $Value == .4 ) { return(.4); }; if ( $Value == .5 ) { return(.5); }; if ( $Value == .6 ) { return(.8); }; if ( $Value == .7 ) { return(.7); }; if ( $Value == .8 ) { return(.8); }; if ( $Value == .9 ) { return(.9); }; }
if ( $Mode == 3)
{ if ( $Value == 1 ) { return(.1); }; if ( $Value == .1 ) { return(.1); }; if ( $Value == .2 ) { return(.2); }; if ( $Value == .3 ) { return(.3); }; if ( $Value == .4 ) { return(.4); }; if ( $Value == .5 ) { return(.9); }; if ( $Value == .6 ) { return(.6); }; if ( $Value == .7 ) { return(.7); }; if ( $Value == .8 ) { return(.4); }; if ( $Value == .9 ) { return(.5); }; }
if ( $Mode == 4)
{ if ( $Value == 1 ) { return(-1); }; if ( $Value == .1 ) { return(.1); }; if ( $Value == .2 ) { return(.2); }; if ( $Value == .3 ) { return(.3); }; if ( $Value == .4 ) { return(.1); }; if ( $Value == .5 ) { return(-.1); }; if ( $Value == .6 ) { return(.8); }; if ( $Value == .7 ) { return(.1); }; if ( $Value == .8 ) { return(.1); }; if ( $Value == .9 ) { return(.1); }; }
}
/* Draw a rectangle with rounded corners */
function drawRoundedRectangle($X1,$Y1,$X2,$Y2,$Radius,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
list($X1,$Y1,$X2,$Y2) = $this->fixBoxCoordinates($X1,$Y1,$X2,$Y2);
if ( $X2 - $X1 < $Radius ) { $Radius = floor((($X2-$X1))/2); }
if ( $Y2 - $Y1 < $Radius ) { $Radius = floor((($Y2-$Y1))/2); }
$Color = array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"NoBorder"=>TRUE);
if ( $Radius <= 0 ) { $this->drawRectangle($X1,$Y1,$X2,$Y2,$Color); return(0); }
if ( $this->Antialias )
{
$this->drawLine($X1+$Radius,$Y1,$X2-$Radius,$Y1,$Color);
$this->drawLine($X2,$Y1+$Radius,$X2,$Y2-$Radius,$Color);
$this->drawLine($X2-$Radius,$Y2,$X1+$Radius,$Y2,$Color);
$this->drawLine($X1,$Y1+$Radius,$X1,$Y2-$Radius,$Color);
}
else
{
$Color = $this->allocateColor($this->Picture,$R,$G,$B,$Alpha);
imageline($this->Picture,$X1+$Radius,$Y1,$X2-$Radius,$Y1,$Color);
imageline($this->Picture,$X2,$Y1+$Radius,$X2,$Y2-$Radius,$Color);
imageline($this->Picture,$X2-$Radius,$Y2,$X1+$Radius,$Y2,$Color);
imageline($this->Picture,$X1,$Y1+$Radius,$X1,$Y2-$Radius,$Color);
}
$Step = 360 / (2 * PI * $Radius);
for($i=0;$i<=90;$i=$i+$Step)
{
$X = cos(($i+180)*PI/180) * $Radius + $X1 + $Radius;
$Y = sin(($i+180)*PI/180) * $Radius + $Y1 + $Radius;
$this->drawAntialiasPixel($X,$Y,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha));
$X = cos(($i+90)*PI/180) * $Radius + $X1 + $Radius;
$Y = sin(($i+90)*PI/180) * $Radius + $Y2 - $Radius;
$this->drawAntialiasPixel($X,$Y,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha));
$X = cos($i*PI/180) * $Radius + $X2 - $Radius;
$Y = sin($i*PI/180) * $Radius + $Y2 - $Radius;
$this->drawAntialiasPixel($X,$Y,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha));
$X = cos(($i+270)*PI/180) * $Radius + $X2 - $Radius;
$Y = sin(($i+270)*PI/180) * $Radius + $Y1 + $Radius;
$this->drawAntialiasPixel($X,$Y,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha));
}
}
/* Draw a rectangle with rounded corners */
function drawRoundedFilledRectangle($X1,$Y1,$X2,$Y2,$Radius,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : -1;
$BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : -1;
$BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : -1;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$Surrounding = isset($Format["Surrounding"]) ? $Format["Surrounding"] : NULL;
/* Temporary fix for AA issue */
$Y1 = floor($Y1); $Y2 = floor($Y2); $X1 = floor($X1); $X2 = floor($X2);
if ( $Surrounding != NULL ) { $BorderR = $R+$Surrounding; $BorderG = $G+$Surrounding; $BorderB = $B+$Surrounding; }
if ( $BorderR == -1 ) { $BorderR = $R; $BorderG = $G; $BorderB = $B; }
list($X1,$Y1,$X2,$Y2) = $this->fixBoxCoordinates($X1,$Y1,$X2,$Y2);
if ( $X2 - $X1 < $Radius*2 ) { $Radius = floor((($X2-$X1))/4); }
if ( $Y2 - $Y1 < $Radius*2 ) { $Radius = floor((($Y2-$Y1))/4); }
$RestoreShadow = $this->Shadow;
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$this->Shadow = FALSE;
$this->drawRoundedFilledRectangle($X1+$this->ShadowX,$Y1+$this->ShadowY,$X2+$this->ShadowX,$Y2+$this->ShadowY,$Radius,array("R"=>$this->ShadowR,"G"=>$this->ShadowG,"B"=>$this->ShadowB,"Alpha"=>$this->Shadowa));
}
$Color = array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"NoBorder"=>TRUE);
if ( $Radius <= 0 ) { $this->drawFilledRectangle($X1,$Y1,$X2,$Y2,$Color); return(0); }
$YTop = $Y1+$Radius;
$YBottom = $Y2-$Radius;
$Step = 360 / (2 * PI * $Radius);
$Positions = ""; $Radius--; $MinY = ""; $MaxY = "";
for($i=0;$i<=90;$i=$i+$Step)
{
$Xp1 = cos(($i+180)*PI/180) * $Radius + $X1 + $Radius;
$Xp2 = cos(((90-$i)+270)*PI/180) * $Radius + $X2 - $Radius;
$Yp = floor(sin(($i+180)*PI/180) * $Radius + $YTop);
if ( $MinY == "" || $Yp > $MinY ) { $MinY = $Yp; }
if ( $Xp1 <= floor($X1) ) { $Xp1++; }
if ( $Xp2 >= floor($X2) ) { $Xp2--; }
$Xp1++;
if ( !isset($Positions[$Yp]) )
{ $Positions[$Yp]["X1"] = $Xp1; $Positions[$Yp]["X2"] = $Xp2; }
else
{ $Positions[$Yp]["X1"] = ($Positions[$Yp]["X1"]+$Xp1)/2; $Positions[$Yp]["X2"] = ($Positions[$Yp]["X2"]+$Xp2)/2; }
$Xp1 = cos(($i+90)*PI/180) * $Radius + $X1 + $Radius;
$Xp2 = cos((90-$i)*PI/180) * $Radius + $X2 - $Radius;
$Yp = floor(sin(($i+90)*PI/180) * $Radius + $YBottom);
if ( $MaxY == "" || $Yp < $MaxY ) { $MaxY = $Yp; }
if ( $Xp1 <= floor($X1) ) { $Xp1++; }
if ( $Xp2 >= floor($X2) ) { $Xp2--; }
$Xp1++;
if ( !isset($Positions[$Yp]) )
{ $Positions[$Yp]["X1"] = $Xp1; $Positions[$Yp]["X2"] = $Xp2; }
else
{ $Positions[$Yp]["X1"] = ($Positions[$Yp]["X1"]+$Xp1)/2; $Positions[$Yp]["X2"] = ($Positions[$Yp]["X2"]+$Xp2)/2; }
}
$ManualColor = $this->allocateColor($this->Picture,$R,$G,$B,$Alpha);
foreach($Positions as $Yp => $Bounds)
{
$X1 = $Bounds["X1"]; $X1Dec = $this->getFirstDecimal($X1); if ( $X1Dec != 0 ) { $X1 = floor($X1)+1; }
$X2 = $Bounds["X2"]; $X2Dec = $this->getFirstDecimal($X2); if ( $X2Dec != 0 ) { $X2 = floor($X2)-1; }
imageline($this->Picture,$X1,$Yp,$X2,$Yp,$ManualColor);
}
$this->drawFilledRectangle($X1,$MinY+1,floor($X2),$MaxY-1,$Color);
$Radius++;
$this->drawRoundedRectangle($X1,$Y1,$X2+1,$Y2-1,$Radius,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha));
$this->Shadow = $RestoreShadow;
}
/* Draw a rectangle with rounded corners */
function drawRoundedFilledRectangle_deprecated($X1,$Y1,$X2,$Y2,$Radius,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : -1;
$BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : -1;
$BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : -1;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$Surrounding = isset($Format["Surrounding"]) ? $Format["Surrounding"] : NULL;
if ( $Surrounding != NULL ) { $BorderR = $R+$Surrounding; $BorderG = $G+$Surrounding; $BorderB = $B+$Surrounding; }
if ( $BorderR == -1 ) { $BorderR = $R; $BorderG = $G; $BorderB = $B; }
list($X1,$Y1,$X2,$Y2) = $this->fixBoxCoordinates($X1,$Y1,$X2,$Y2);
if ( $X2 - $X1 < $Radius ) { $Radius = floor((($X2-$X1)+2)/2); }
if ( $Y2 - $Y1 < $Radius ) { $Radius = floor((($Y2-$Y1)+2)/2); }
$RestoreShadow = $this->Shadow;
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$this->Shadow = FALSE;
$this->drawRoundedFilledRectangle($X1+$this->ShadowX,$Y1+$this->ShadowY,$X2+$this->ShadowX,$Y2+$this->ShadowY,$Radius,array("R"=>$this->ShadowR,"G"=>$this->ShadowG,"B"=>$this->ShadowB,"Alpha"=>$this->Shadowa));
}
if ( $this->getFirstDecimal($X2) >= 5 ) { $XOffset2 = 1; } else { $XOffset2 = 0; }
if ( $this->getFirstDecimal($X1) <= 5 ) { $XOffset1 = 1; } else { $XOffset1 = 0; }
if ( !$this->Antialias ) { $XOffset1 = 1; $XOffset2 = 1; }
$YTop = floor($Y1+$Radius);
$YBottom = floor($Y2-$Radius);
$this->drawFilledRectangle($X1-$XOffset1,$YTop,$X2+$XOffset2,$YBottom,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"NoBorder"=>TRUE));
$Step = 360 / (2 * PI * $Radius);
$Color = $this->allocateColor($this->Picture,$R,$G,$B,$Alpha);
$Color2 = $this->allocateColor($this->Picture,255,0,0,$Alpha);
$Drawn = "";
if ( $Alpha < 100 ) { $Drawn[$YTop] = FALSE; }
if ( $Alpha < 100 ) { $Drawn[$YBottom] = TRUE; }
for($i=0;$i<=90;$i=$i+$Step)
{
$Xp1 = cos(($i+180)*PI/180) * $Radius + $X1 + $Radius;
$Xp2 = cos(((90-$i)+270)*PI/180) * $Radius + $X2 - $Radius;
$Yp = sin(($i+180)*PI/180) * $Radius + $YTop;
if ( $this->getFirstDecimal($Xp1) > 5 ) { $XOffset1 = 1; } else { $XOffset1 = 0; }
if ( $this->getFirstDecimal($Xp2) > 5 ) { $XOffset2 = 1; } else { $XOffset2 = 0; }
if ( $this->getFirstDecimal($Yp) > 5 ) { $YOffset = 1; } else { $YOffset = 0; }
if ( !isset($Drawn[$Yp+$YOffset]) || $Alpha == 100 )
imageline($this->Picture,$Xp1+$XOffset1,$Yp+$YOffset,$Xp2+$XOffset2,$Yp+$YOffset,$Color);
$Drawn[$Yp+$YOffset] = $Xp2;
$Xp1 = cos(($i+90)*PI/180) * $Radius + $X1 + $Radius;
$Xp2 = cos((90-$i)*PI/180) * $Radius + $X2 - $Radius;
$Yp = sin(($i+90)*PI/180) * $Radius + $YBottom;
if ( $this->getFirstDecimal($Xp1) > 7 ) { $XOffset1 = 1; } else { $XOffset1 = 0; }
if ( $this->getFirstDecimal($Xp2) > 7 ) { $XOffset2 = 1; } else { $XOffset2 = 0; }
if ( $this->getFirstDecimal($Yp) > 5 ) { $YOffset = 1; } else { $YOffset = 0; }
if ( !isset($Drawn[$Yp+$YOffset]) || $Alpha == 100 )
imageline($this->Picture,$Xp1+$XOffset1,$Yp+$YOffset,$Xp2+$XOffset2,$Yp+$YOffset,$Color);
$Drawn[$Yp+$YOffset] = $Xp2;
}
$this->drawRoundedRectangle($X1,$Y1,$X2,$Y2,$Radius,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha));
$this->Shadow = $RestoreShadow;
}
/* Draw a rectangle */
function drawRectangle($X1,$Y1,$X2,$Y2,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$Ticks = isset($Format["Ticks"]) ? $Format["Ticks"] : NULL;
$NoAngle = isset($Format["NoAngle"]) ? $Format["NoAngle"] : FALSE;
if ($X1 > $X2) { list($X1, $X2) = array($X2, $X1); }
if ($Y1 > $Y2) { list($Y1, $Y2) = array($Y2, $Y1); }
if ( $this->Antialias )
{
if ( $NoAngle )
{
$this->drawLine($X1+1,$Y1,$X2-1,$Y1,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
$this->drawLine($X2,$Y1+1,$X2,$Y2-1,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
$this->drawLine($X2-1,$Y2,$X1+1,$Y2,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
$this->drawLine($X1,$Y1+1,$X1,$Y2-1,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
}
else
{
$this->drawLine($X1+1,$Y1,$X2-1,$Y1,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
$this->drawLine($X2,$Y1,$X2,$Y2,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
$this->drawLine($X2-1,$Y2,$X1+1,$Y2,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
$this->drawLine($X1,$Y1,$X1,$Y2,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
}
}
else
{
$Color = $this->allocateColor($this->Picture,$R,$G,$B,$Alpha);
imagerectangle($this->Picture,$X1,$Y1,$X2,$Y2,$Color);
}
}
/* Draw a filled rectangle */
function drawFilledRectangle($X1,$Y1,$X2,$Y2,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : -1;
$BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : -1;
$BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : -1;
$BorderAlpha = isset($Format["BorderAlpha"]) ? $Format["BorderAlpha"] : $Alpha;
$Surrounding = isset($Format["Surrounding"]) ? $Format["Surrounding"] : NULL;
$Ticks = isset($Format["Ticks"]) ? $Format["Ticks"] : NULL;
$NoAngle = isset($Format["NoAngle"]) ? $Format["NoAngle"] : NULL;
$Dash = isset($Format["Dash"]) ? $Format["Dash"] : FALSE;
$DashStep = isset($Format["DashStep"]) ? $Format["DashStep"] : 4;
$DashR = isset($Format["DashR"]) ? $Format["DashR"] : 0;
$DashG = isset($Format["DashG"]) ? $Format["DashG"] : 0;
$DashB = isset($Format["DashB"]) ? $Format["DashB"] : 0;
$NoBorder = isset($Format["NoBorder"]) ? $Format["NoBorder"] : FALSE;
if ( $Surrounding != NULL ) { $BorderR = $R+$Surrounding; $BorderG = $G+$Surrounding; $BorderB = $B+$Surrounding; }
if ($X1 > $X2) { list($X1, $X2) = array($X2, $X1); }
if ($Y1 > $Y2) { list($Y1, $Y2) = array($Y2, $Y1); }
$RestoreShadow = $this->Shadow;
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$this->Shadow = FALSE;
$this->drawFilledRectangle($X1+$this->ShadowX,$Y1+$this->ShadowY,$X2+$this->ShadowX,$Y2+$this->ShadowY,array("R"=>$this->ShadowR,"G"=>$this->ShadowG,"B"=>$this->ShadowB,"Alpha"=>$this->Shadowa,"Ticks"=>$Ticks,"NoAngle"=>$NoAngle));
}
$Color = $this->allocateColor($this->Picture,$R,$G,$B,$Alpha);
if ( $NoAngle )
{
imagefilledrectangle($this->Picture,ceil($X1)+1,ceil($Y1),floor($X2)-1,floor($Y2),$Color);
imageline($this->Picture,ceil($X1),ceil($Y1)+1,ceil($X1),floor($Y2)-1,$Color);
imageline($this->Picture,floor($X2),ceil($Y1)+1,floor($X2),floor($Y2)-1,$Color);
}
else
imagefilledrectangle($this->Picture,ceil($X1),ceil($Y1),floor($X2),floor($Y2),$Color);
if ( $Dash )
{
if ( $BorderR != -1 ) { $iX1=$X1+1; $iY1=$Y1+1; $iX2=$X2-1; $iY2=$Y2-1; } else { $iX1=$X1; $iY1=$Y1; $iX2=$X2; $iY2=$Y2; }
$Color = $this->allocateColor($this->Picture,$DashR,$DashG,$DashB,$Alpha);
$Y=$iY1-$DashStep;
for($X=$iX1; $X<=$iX2+($iY2-$iY1); $X=$X+$DashStep)
{
$Y=$Y+$DashStep;
if ( $X > $iX2 ) { $Xa = $X-($X-$iX2); $Ya = $iY1+($X-$iX2); } else { $Xa = $X; $Ya = $iY1; }
if ( $Y > $iY2 ) { $Xb = $iX1+($Y-$iY2); $Yb = $Y-($Y-$iY2); } else { $Xb = $iX1; $Yb = $Y; }
imageline($this->Picture,$Xa,$Ya,$Xb,$Yb,$Color);
}
}
if ( $this->Antialias && !$NoBorder )
{
if ( $X1 < ceil($X1) )
{
$AlphaA = $Alpha * (ceil($X1) - $X1);
$Color = $this->allocateColor($this->Picture,$R,$G,$B,$AlphaA);
imageline($this->Picture,ceil($X1)-1,ceil($Y1),ceil($X1)-1,floor($Y2),$Color);
}
if ( $Y1 < ceil($Y1) )
{
$AlphaA = $Alpha * (ceil($Y1) - $Y1);
$Color = $this->allocateColor($this->Picture,$R,$G,$B,$AlphaA);
imageline($this->Picture,ceil($X1),ceil($Y1)-1,floor($X2),ceil($Y1)-1,$Color);
}
if ( $X2 > floor($X2) )
{
$AlphaA = $Alpha * (.5-($X2 - floor($X2)));
$Color = $this->allocateColor($this->Picture,$R,$G,$B,$AlphaA);
imageline($this->Picture,floor($X2)+1,ceil($Y1),floor($X2)+1,floor($Y2),$Color);
}
if ( $Y2 > floor($Y2) )
{
$AlphaA = $Alpha * (.5-($Y2 - floor($Y2)));
$Color = $this->allocateColor($this->Picture,$R,$G,$B,$AlphaA);
imageline($this->Picture,ceil($X1),floor($Y2)+1,floor($X2),floor($Y2)+1,$Color);
}
}
if ( $BorderR != -1 )
$this->drawRectangle($X1,$Y1,$X2,$Y2,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$BorderAlpha,"Ticks"=>$Ticks,"NoAngle"=>$NoAngle));
$this->Shadow = $RestoreShadow;
}
/* Draw a rectangular marker of the specified size */
function drawRectangleMarker($X,$Y,$Format="")
{
$Size = isset($Format["Size"]) ? $Format["Size"] : 4;
$HalfSize = floor($Size/2);
$this->drawFilledRectangle($X-$HalfSize,$Y-$HalfSize,$X+$HalfSize,$Y+$HalfSize,$Format);
}
/* Drawn a spline based on the bezier function */
function drawSpline($Coordinates,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$Force = isset($Format["Force"]) ? $Format["Force"] : 30;
$Forces = isset($Format["Forces"]) ? $Format["Forces"] : NULL;
$ShowC = isset($Format["ShowControl"]) ? $Format["ShowControl"] : FALSE;
$Ticks = isset($Format["Ticks"]) ? $Format["Ticks"] : NULL;
$PathOnly = isset($Format["PathOnly"]) ? $Format["PathOnly"] : FALSE;
$Weight = isset($Format["Weight"]) ? $Format["Weight"] : NULL;
$Cpt = NULL; $Mode = NULL; $Result = "";
for($i=1;$i<=count($Coordinates)-1;$i++)
{
$X1 = $Coordinates[$i-1][0]; $Y1 = $Coordinates[$i-1][1];
$X2 = $Coordinates[$i][0]; $Y2 = $Coordinates[$i][1];
if ( $Forces != NULL ) { $Force = $Forces[$i]; }
/* First segment */
if ( $i == 1 )
{ $Xv1 = $X1; $Yv1 = $Y1; }
else
{
$Angle1 = $this->getAngle($XLast,$YLast,$X1,$Y1);
$Angle2 = $this->getAngle($X1,$Y1,$X2,$Y2);
$XOff = cos($Angle2 * PI / 180) * $Force + $X1;
$YOff = sin($Angle2 * PI / 180) * $Force + $Y1;
$Xv1 = cos($Angle1 * PI / 180) * $Force + $XOff;
$Yv1 = sin($Angle1 * PI / 180) * $Force + $YOff;
}
/* Last segment */
if ( $i == count($Coordinates)-1 )
{ $Xv2 = $X2; $Yv2 = $Y2; }
else
{
$Angle1 = $this->getAngle($X2,$Y2,$Coordinates[$i+1][0],$Coordinates[$i+1][1]);
$Angle2 = $this->getAngle($X1,$Y1,$X2,$Y2);
$XOff = cos(($Angle2+180) * PI / 180) * $Force + $X2;
$YOff = sin(($Angle2+180) * PI / 180) * $Force + $Y2;
$Xv2 = cos(($Angle1+180) * PI / 180) * $Force + $XOff;
$Yv2 = sin(($Angle1+180) * PI / 180) * $Force + $YOff;
}
$Path = $this->drawBezier($X1,$Y1,$X2,$Y2,$Xv1,$Yv1,$Xv2,$Yv2,$Format);
if ($PathOnly) { $Result[] = $Path; }
$XLast = $X1; $YLast = $Y1;
}
return($Result);
}
/* Draw a bezier curve with two controls points */
function drawBezier($X1,$Y1,$X2,$Y2,$Xv1,$Yv1,$Xv2,$Yv2,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$ShowC = isset($Format["ShowControl"]) ? $Format["ShowControl"] : FALSE;
$Segments = isset($Format["Segments"]) ? $Format["Segments"] : NULL;
$Ticks = isset($Format["Ticks"]) ? $Format["Ticks"] : NULL;
$NoDraw = isset($Format["NoDraw"]) ? $Format["NoDraw"] : FALSE;
$PathOnly = isset($Format["PathOnly"]) ? $Format["PathOnly"] : FALSE;
$Weight = isset($Format["Weight"]) ? $Format["Weight"] : NULL;
$DrawArrow = isset($Format["DrawArrow"]) ? $Format["DrawArrow"] : FALSE;
$ArrowSize = isset($Format["ArrowSize"]) ? $Format["ArrowSize"] : 10;
$ArrowRatio = isset($Format["ArrowRatio"]) ? $Format["ArrowRatio"] : .5;
$ArrowTwoHeads = isset($Format["ArrowTwoHeads"]) ? $Format["ArrowTwoHeads"] : FALSE;
if ( $Segments == NULL )
{
$Length = $this->getLength($X1,$Y1,$X2,$Y2);
$Precision = ($Length*125)/1000;
}
else
$Precision = $Segments;
$P[0]["X"] = $X1; $P[0]["Y"] = $Y1;
$P[1]["X"] = $Xv1; $P[1]["Y"] = $Yv1;
$P[2]["X"] = $Xv2; $P[2]["Y"] = $Yv2;
$P[3]["X"] = $X2; $P[3]["Y"] = $Y2;
/* Compute the bezier points */
$Q = ""; $ID = 0; $Path = "";
for($i=0;$i<=$Precision;$i=$i+1)
{
$u = $i / $Precision;
$C = "";
$C[0] = (1 - $u) * (1 - $u) * (1 - $u);
$C[1] = ($u * 3) * (1 - $u) * (1 - $u);
$C[2] = 3 * $u * $u * (1 - $u);
$C[3] = $u * $u * $u;
for($j=0;$j<=3;$j++)
{
if ( !isset($Q[$ID]) ) { $Q[$ID] = ""; }
if ( !isset($Q[$ID]["X"]) ) { $Q[$ID]["X"] = 0; }
if ( !isset($Q[$ID]["Y"]) ) { $Q[$ID]["Y"] = 0; }
$Q[$ID]["X"] = $Q[$ID]["X"] + $P[$j]["X"] * $C[$j];
$Q[$ID]["Y"] = $Q[$ID]["Y"] + $P[$j]["Y"] * $C[$j];
}
$ID++;
}
$Q[$ID]["X"] = $X2; $Q[$ID]["Y"] = $Y2;
if ( !$NoDraw )
{
/* Display the control points */
if ( $ShowC && !$PathOnly )
{
$Xv1 = floor($Xv1); $Yv1 = floor($Yv1); $Xv2 = floor($Xv2); $Yv2 = floor($Yv2);
$this->drawLine($X1,$Y1,$X2,$Y2,array("R"=>0,"G"=>0,"B"=>0,"Alpha"=>30));
$MyMarkerSettings = array("R"=>255,"G"=>0,"B"=>0,"BorderR"=>255,"BorderB"=>255,"BorderG"=>255,"Size"=>4);
$this->drawRectangleMarker($Xv1,$Yv1,$MyMarkerSettings);
$this->drawText($Xv1+4,$Yv1,"v1");
$MyMarkerSettings = array("R"=>0,"G"=>0,"B"=>255,"BorderR"=>255,"BorderB"=>255,"BorderG"=>255,"Size"=>4);
$this->drawRectangleMarker($Xv2,$Yv2,$MyMarkerSettings);
$this->drawText($Xv2+4,$Yv2,"v2");
}
/* Draw the bezier */
$LastX = NULL; $LastY = NULL; $Cpt = NULL; $Mode = NULL; $ArrowS = NULL;
foreach ($Q as $Key => $Point)
{
$X = $Point["X"]; $Y = $Point["Y"];
/* Get the first segment */
if ( $ArrowS == NULL && $LastX != NULL && $LastY != NULL )
{ $ArrowS["X2"] = $LastX; $ArrowS["Y2"] = $LastY; $ArrowS["X1"] = $X; $ArrowS["Y1"] = $Y; }
if ( $LastX != NULL && $LastY != NULL && !$PathOnly)
list($Cpt,$Mode) = $this->drawLine($LastX,$LastY,$X,$Y,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks,"Cpt"=>$Cpt,"Mode"=>$Mode,"Weight"=>$Weight));
/* Get the last segment */
$ArrowE["X1"] = $LastX; $ArrowE["Y1"] = $LastY; $ArrowE["X2"] = $X; $ArrowE["Y2"] = $Y;
$LastX = $X; $LastY = $Y;
}
if ( $DrawArrow && !$PathOnly )
{
$ArrowSettings = array("FillR"=>$R,"FillG"=>$G,"FillB"=>$B,"Alpha"=>$Alpha,"Size"=>$ArrowSize,"Ratio"=>$ArrowRatio);
if ( $ArrowTwoHeads )
$this->drawArrow($ArrowS["X1"],$ArrowS["Y1"],$ArrowS["X2"],$ArrowS["Y2"],$ArrowSettings);
$this->drawArrow($ArrowE["X1"],$ArrowE["Y1"],$ArrowE["X2"],$ArrowE["Y2"],$ArrowSettings);
}
}
return($Q);
}
/* Draw a line between two points */
function drawLine($X1,$Y1,$X2,$Y2,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$Ticks = isset($Format["Ticks"]) ? $Format["Ticks"] : NULL;
$Cpt = isset($Format["Cpt"]) ? $Format["Cpt"] : 1;
$Mode = isset($Format["Mode"]) ? $Format["Mode"] : 1;
$Weight = isset($Format["Weight"]) ? $Format["Weight"] : NULL;
$Threshold = isset($Format["Threshold"]) ? $Format["Threshold"] : NULL;
if ( $this->Antialias == FALSE && $Ticks == NULL )
{
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$ShadowColor = $this->allocateColor($this->Picture,$this->ShadowR,$this->ShadowG,$this->ShadowB,$this->Shadowa);
imageline($this->Picture,$X1+$this->ShadowX,$Y1+$this->ShadowY,$X2+$this->ShadowX,$Y2+$this->ShadowY,$ShadowColor);
}
$Color = $this->allocateColor($this->Picture,$R,$G,$B,$Alpha);
imageline($this->Picture,$X1,$Y1,$X2,$Y2,$Color);
return(0);
}
$Distance = sqrt(($X2-$X1)*($X2-$X1)+($Y2-$Y1)*($Y2-$Y1));
if ( $Distance == 0 ) { return(-1); }
/* Derivative algorithm for overweighted lines, re-route to polygons primitives */
if ( $Weight != NULL )
{
$Angle = $this->getAngle($X1,$Y1,$X2,$Y2);
$PolySettings = array ("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"BorderAlpha"=>$Alpha);
if ( $Ticks == NULL )
{
$Points = "";
$Points[] = cos(deg2rad($Angle-90)) * $Weight + $X1; $Points[] = sin(deg2rad($Angle-90)) * $Weight + $Y1;
$Points[] = cos(deg2rad($Angle+90)) * $Weight + $X1; $Points[] = sin(deg2rad($Angle+90)) * $Weight + $Y1;
$Points[] = cos(deg2rad($Angle+90)) * $Weight + $X2; $Points[] = sin(deg2rad($Angle+90)) * $Weight + $Y2;
$Points[] = cos(deg2rad($Angle-90)) * $Weight + $X2; $Points[] = sin(deg2rad($Angle-90)) * $Weight + $Y2;
$this->drawPolygon($Points,$PolySettings);
}
else
{
for($i=0;$i<=$Distance;$i=$i+$Ticks*2)
{
$Xa = (($X2-$X1)/$Distance) * $i + $X1; $Ya = (($Y2-$Y1)/$Distance) * $i + $Y1;
$Xb = (($X2-$X1)/$Distance) * ($i+$Ticks) + $X1; $Yb = (($Y2-$Y1)/$Distance) * ($i+$Ticks) + $Y1;
$Points = "";
$Points[] = cos(deg2rad($Angle-90)) * $Weight + $Xa; $Points[] = sin(deg2rad($Angle-90)) * $Weight + $Ya;
$Points[] = cos(deg2rad($Angle+90)) * $Weight + $Xa; $Points[] = sin(deg2rad($Angle+90)) * $Weight + $Ya;
$Points[] = cos(deg2rad($Angle+90)) * $Weight + $Xb; $Points[] = sin(deg2rad($Angle+90)) * $Weight + $Yb;
$Points[] = cos(deg2rad($Angle-90)) * $Weight + $Xb; $Points[] = sin(deg2rad($Angle-90)) * $Weight + $Yb;
$this->drawPolygon($Points,$PolySettings);
}
}
return(1);
}
$XStep = ($X2-$X1) / $Distance;
$YStep = ($Y2-$Y1) / $Distance;
for($i=0;$i<=$Distance;$i++)
{
$X = $i * $XStep + $X1;
$Y = $i * $YStep + $Y1;
$Color = array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha);
if ( $Threshold != NULL )
{
foreach($Threshold as $Key => $Parameters)
{
if ( $Y <= $Parameters["MinX"] && $Y >= $Parameters["MaxX"])
{
if ( isset($Parameters["R"]) ) { $RT = $Parameters["R"]; } else { $RT = 0; }
if ( isset($Parameters["G"]) ) { $GT = $Parameters["G"]; } else { $GT = 0; }
if ( isset($Parameters["B"]) ) { $BT = $Parameters["B"]; } else { $BT = 0; }
if ( isset($Parameters["Alpha"]) ) { $AlphaT = $Parameters["Alpha"]; } else { $AlphaT = 0; }
$Color = array("R"=>$RT,"G"=>$GT,"B"=>$BT,"Alpha"=>$AlphaT);
}
}
}
if ( $Ticks != NULL )
{
if ( $Cpt % $Ticks == 0 )
{ $Cpt = 0; if ( $Mode == 1 ) { $Mode = 0; } else { $Mode = 1; } }
if ( $Mode == 1 )
$this->drawAntialiasPixel($X,$Y,$Color);
$Cpt++;
}
else
$this->drawAntialiasPixel($X,$Y,$Color);
}
return(array($Cpt,$Mode));
}
/* Draw a circle */
function drawCircle($Xc,$Yc,$Height,$Width,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$Ticks = isset($Format["Ticks"]) ? $Format["Ticks"] : NULL;
$Height = abs($Height);
$Width = abs($Width);
if ( $Height == 0 ) { $Height = 1; }
if ( $Width == 0 ) { $Width = 1; }
$Xc = floor($Xc); $Yc = floor($Yc);
$RestoreShadow = $this->Shadow;
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$this->Shadow = FALSE;
$this->drawCircle($Xc+$this->ShadowX,$Yc+$this->ShadowY,$Height,$Width,array("R"=>$this->ShadowR,"G"=>$this->ShadowG,"B"=>$this->ShadowB,"Alpha"=>$this->Shadowa,"Ticks"=>$Ticks));
}
if ( $Width == 0 ) { $Width = $Height; }
if ( $R < 0 ) { $R = 0; } if ( $R > 255 ) { $R = 255; }
if ( $G < 0 ) { $G = 0; } if ( $G > 255 ) { $G = 255; }
if ( $B < 0 ) { $B = 0; } if ( $B > 255 ) { $B = 255; }
$Step = 360 / (2 * PI * max($Width,$Height));
$Mode = 1; $Cpt = 1;
for($i=0;$i<=360;$i=$i+$Step)
{
$X = cos($i*PI/180) * $Height + $Xc;
$Y = sin($i*PI/180) * $Width + $Yc;
if ( $Ticks != NULL )
{
if ( $Cpt % $Ticks == 0 )
{ $Cpt = 0; if ( $Mode == 1 ) { $Mode = 0; } else { $Mode = 1; } }
if ( $Mode == 1 )
$this->drawAntialiasPixel($X,$Y,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha));
$Cpt++;
}
else
$this->drawAntialiasPixel($X,$Y,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha));
}
$this->Shadow = $RestoreShadow;
}
/* Draw a filled circle */
function drawFilledCircle($X,$Y,$Radius,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : -1;
$BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : -1;
$BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : -1;
$BorderAlpha = isset($Format["BorderAlpha"]) ? $Format["BorderAlpha"] : $Alpha;
$Ticks = isset($Format["Ticks"]) ? $Format["Ticks"] : NULL;
$Surrounding = isset($Format["Surrounding"]) ? $Format["Surrounding"] : NULL;
if ( $Radius == 0 ) { $Radius = 1; }
if ( $Surrounding != NULL ) { $BorderR = $R+$Surrounding; $BorderG = $G+$Surrounding; $BorderB = $B+$Surrounding; }
$X = floor($X); $Y = floor($Y);
$Radius = abs($Radius);
$RestoreShadow = $this->Shadow;
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$this->Shadow = FALSE;
$this->drawFilledCircle($X+$this->ShadowX,$Y+$this->ShadowY,$Radius,array("R"=>$this->ShadowR,"G"=>$this->ShadowG,"B"=>$this->ShadowB,"Alpha"=>$this->Shadowa,"Ticks"=>$Ticks));
}
$this->Mask = "";
$Color = $this->allocateColor($this->Picture,$R,$G,$B,$Alpha);
for ($i=0; $i<=$Radius*2; $i++)
{
$Slice = sqrt($Radius * $Radius - ($Radius - $i) * ($Radius - $i));
$XPos = floor($Slice);
$YPos = $Y + $i - $Radius;
$AAlias = $Slice - floor($Slice);
$this->Mask[$X-$XPos][$YPos] = TRUE;
$this->Mask[$X+$XPos][$YPos] = TRUE;
imageline($this->Picture,$X-$XPos,$YPos,$X+$XPos,$YPos,$Color);
}
if ( $this->Antialias )
$this->drawCircle($X,$Y,$Radius,$Radius,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
$this->Mask = "";
if ( $BorderR != -1 )
$this->drawCircle($X,$Y,$Radius,$Radius,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$BorderAlpha,"Ticks"=>$Ticks));
$this->Shadow = $RestoreShadow;
}
/* Write text */
function drawText($X,$Y,$Text,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : $this->FontColorR;
$G = isset($Format["G"]) ? $Format["G"] : $this->FontColorG;
$B = isset($Format["B"]) ? $Format["B"] : $this->FontColorB;
$Angle = isset($Format["Angle"]) ? $Format["Angle"] : 0;
$Align = isset($Format["Align"]) ? $Format["Align"] : TEXT_ALIGN_BOTTOMLEFT;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : $this->FontColorA;
$FontName = isset($Format["FontName"]) ? $Format["FontName"] : $this->FontName;
$FontSize = isset($Format["FontSize"]) ? $Format["FontSize"] : $this->FontSize;
$ShowOrigine = isset($Format["ShowOrigine"]) ? $Format["ShowOrigine"] : FALSE;
$TOffset = isset($Format["TOffset"]) ? $Format["TOffset"] : 2;
$DrawBox = isset($Format["DrawBox"]) ? $Format["DrawBox"] : FALSE;
$DrawBoxBorder = isset($Format["DrawBoxBorder"]) ? $Format["DrawBoxBorder"] : TRUE;
$BorderOffset = isset($Format["BorderOffset"]) ? $Format["BorderOffset"] : 6;
$BoxRounded = isset($Format["BoxRounded"]) ? $Format["BoxRounded"] : FALSE;
$RoundedRadius = isset($Format["RoundedRadius"]) ? $Format["RoundedRadius"] : 6;
$BoxR = isset($Format["BoxR"]) ? $Format["BoxR"] : 255;
$BoxG = isset($Format["BoxG"]) ? $Format["BoxG"] : 255;
$BoxB = isset($Format["BoxB"]) ? $Format["BoxB"] : 255;
$BoxAlpha = isset($Format["BoxAlpha"]) ? $Format["BoxAlpha"] : 50;
$BoxSurrounding = isset($Format["BoxSurrounding"]) ? $Format["BoxSurrounding"] : "";
$BoxBorderR = isset($Format["BoxR"]) ? $Format["BoxR"] : 0;
$BoxBorderG = isset($Format["BoxG"]) ? $Format["BoxG"] : 0;
$BoxBorderB = isset($Format["BoxB"]) ? $Format["BoxB"] : 0;
$BoxBorderAlpha = isset($Format["BoxAlpha"]) ? $Format["BoxAlpha"] : 50;
$NoShadow = isset($Format["NoShadow"]) ? $Format["NoShadow"] : FALSE;
$Shadow = $this->Shadow;
if ( $NoShadow ) { $this->Shadow = FALSE; }
if ( $BoxSurrounding != "" ) { $BoxBorderR = $BoxR - $BoxSurrounding; $BoxBorderG = $BoxG - $BoxSurrounding; $BoxBorderB = $BoxB - $BoxSurrounding; $BoxBorderAlpha = $BoxAlpha; }
if ( $ShowOrigine )
{
$MyMarkerSettings = array("R"=>255,"G"=>0,"B"=>0,"BorderR"=>255,"BorderB"=>255,"BorderG"=>255,"Size"=>4);
$this->drawRectangleMarker($X,$Y,$MyMarkerSettings);
}
$TxtPos = $this->getTextBox($X,$Y,$FontName,$FontSize,$Angle,$Text);
if ( $DrawBox && ($Angle == 0 || $Angle == 90 || $Angle == 180 || $Angle == 270))
{
$T[0]["X"]=0;$T[0]["Y"]=0;$T[1]["X"]=0;$T[1]["Y"]=0;$T[2]["X"]=0;$T[2]["Y"]=0;$T[3]["X"]=0;$T[3]["Y"]=0;
if ( $Angle == 0 ) { $T[0]["X"]=-$TOffset;$T[0]["Y"]=$TOffset;$T[1]["X"]=$TOffset;$T[1]["Y"]=$TOffset;$T[2]["X"]=$TOffset;$T[2]["Y"]=-$TOffset;$T[3]["X"]=-$TOffset;$T[3]["Y"]=-$TOffset; }
$X1 = min($TxtPos[0]["X"],$TxtPos[1]["X"],$TxtPos[2]["X"],$TxtPos[3]["X"]) - $BorderOffset + 3;
$Y1 = min($TxtPos[0]["Y"],$TxtPos[1]["Y"],$TxtPos[2]["Y"],$TxtPos[3]["Y"]) - $BorderOffset;
$X2 = max($TxtPos[0]["X"],$TxtPos[1]["X"],$TxtPos[2]["X"],$TxtPos[3]["X"]) + $BorderOffset + 3;
$Y2 = max($TxtPos[0]["Y"],$TxtPos[1]["Y"],$TxtPos[2]["Y"],$TxtPos[3]["Y"]) + $BorderOffset - 3;
$X1 = $X1 - $TxtPos[$Align]["X"] + $X + $T[0]["X"];
$Y1 = $Y1 - $TxtPos[$Align]["Y"] + $Y + $T[0]["Y"];
$X2 = $X2 - $TxtPos[$Align]["X"] + $X + $T[0]["X"];
$Y2 = $Y2 - $TxtPos[$Align]["Y"] + $Y + $T[0]["Y"];
$Settings = array("R"=>$BoxR,"G"=>$BoxG,"B"=>$BoxB,"Alpha"=>$BoxAlpha,"BorderR"=>$BoxBorderR,"BorderG"=>$BoxBorderG,"BorderB"=>$BoxBorderB,"BorderAlpha"=>$BoxBorderAlpha);
if ( $BoxRounded )
{ $this->drawRoundedFilledRectangle($X1,$Y1,$X2,$Y2,$RoundedRadius,$Settings); }
else
{ $this->drawFilledRectangle($X1,$Y1,$X2,$Y2,$Settings); }
}
$X = $X - $TxtPos[$Align]["X"] + $X;
$Y = $Y - $TxtPos[$Align]["Y"] + $Y;
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$C_ShadowColor = $this->allocateColor($this->Picture,$this->ShadowR,$this->ShadowG,$this->ShadowB,$this->Shadowa);
imagettftext($this->Picture,$FontSize,$Angle,$X+$this->ShadowX,$Y+$this->ShadowY,$C_ShadowColor,$FontName,$this->getEncodedText($Text));
}
$C_TextColor = $this->AllocateColor($this->Picture,$R,$G,$B,$Alpha);
imagettftext($this->Picture,$FontSize,$Angle,$X,$Y,$C_TextColor,$FontName,$this->getEncodedText($Text));
$this->Shadow = $Shadow;
return($TxtPos);
}
function getEncodedText($text)
{
$gdinfo = gd_info();
if (!empty($gdinfo['JIS-mapped Japanese Font Support'])) {
return mb_convert_encoding($text, "SJIS", "UTF-8");
}
return $text;
}
/* Draw a gradient within a defined area */
function drawGradientArea($X1,$Y1,$X2,$Y2,$Direction,$Format="")
{
$StartR = isset($Format["StartR"]) ? $Format["StartR"] : 90;
$StartG = isset($Format["StartG"]) ? $Format["StartG"] : 90;
$StartB = isset($Format["StartB"]) ? $Format["StartB"] : 90;
$EndR = isset($Format["EndR"]) ? $Format["EndR"] : 0;
$EndG = isset($Format["EndG"]) ? $Format["EndG"] : 0;
$EndB = isset($Format["EndB"]) ? $Format["EndB"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$Levels = isset($Format["Levels"]) ? $Format["Levels"] : NULL;
$Shadow = $this->Shadow;
$this->Shadow = FALSE;
if ( $StartR == $EndR && $StartG == $EndG && $StartB == $EndB )
{
$this->drawFilledRectangle($X1,$Y1,$X2,$Y2,array("R"=>$StartR,"G"=>$StartG,"B"=>$StartB,"Alpha"=>$Alpha));
return(0);
}
if ( $Levels != NULL )
{ $EndR=$StartR+$Levels; $EndG=$StartG+$Levels; $EndB=$StartB+$Levels; }
if ($X1 > $X2) { list($X1, $X2) = array($X2, $X1); }
if ($Y1 > $Y2) { list($Y1, $Y2) = array($Y2, $Y1); }
if ( $Direction == DIRECTION_VERTICAL ) { $Width = abs($Y2-$Y1); }
if ( $Direction == DIRECTION_HORIZONTAL ) { $Width = abs($X2-$X1); }
$Step = max(abs($EndR-$StartR),abs($EndG-$StartG),abs($EndB-$StartB));
$StepSize = $Width/$Step;
$RStep = ($EndR-$StartR)/$Step;
$GStep = ($EndG-$StartG)/$Step;
$BStep = ($EndB-$StartB)/$Step;
$R=$StartR;$G=$StartG;$B=$StartB;
switch($Direction)
{
case DIRECTION_VERTICAL:
$StartY = $Y1; $EndY = floor($Y2)+1; $LastY2 = $StartY;
for($i=0;$i<=$Step;$i++)
{
$Y2 = floor($StartY + ($i * $StepSize));
if ($Y2 > $EndY) { $Y2 = $EndY; }
if (($Y1 != $Y2 && $Y1 < $Y2) || $Y2 == $EndY)
{
$Color = array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha);
$this->drawFilledRectangle($X1,$Y1,$X2,$Y2,$Color);
$LastY2 = max($LastY2,$Y2);
$Y1 = $Y2+1;
}
$R = $R + $RStep; $G = $G + $GStep; $B = $B + $BStep;
}
if ( $LastY2 < $EndY && isset($Color)) { for ($i=$LastY2+1;$i<=$EndY;$i++) { $this->drawLine($X1,$i,$X2,$i,$Color); } }
break;
case DIRECTION_HORIZONTAL:
$StartX = $X1; $EndX = $X2;
for($i=0;$i<=$Step;$i++)
{
$X2 = floor($StartX + ($i * $StepSize));
if ($X2 > $EndX) { $X2 = $EndX; }
if (($X1 != $X2 && $X1 < $X2) || $X2 == $EndX)
{
$Color = array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha);
$this->drawFilledRectangle($X1,$Y1,$X2,$Y2,$Color);
$X1 = $X2+1;
}
$R = $R + $RStep; $G = $G + $GStep; $B = $B + $BStep;
}
if ( $X2 < $EndX && isset($Color)) { $this->drawFilledRectangle($X2,$Y1,$EndX,$Y2,$Color); }
break;
}
$this->Shadow = $Shadow;
}
/* Draw an aliased pixel */
function drawAntialiasPixel($X,$Y,$Format="")
{
$R = isset($Format["R"]) ? $Format["R"] : 0;
$G = isset($Format["G"]) ? $Format["G"] : 0;
$B = isset($Format["B"]) ? $Format["B"] : 0;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
if ( $X < 0 || $Y < 0 || $X >= $this->XSize || $Y >= $this->YSize )
return(-1);
if ( $R < 0 ) { $R = 0; } if ( $R > 255 ) { $R = 255; }
if ( $G < 0 ) { $G = 0; } if ( $G > 255 ) { $G = 255; }
if ( $B < 0 ) { $B = 0; } if ( $B > 255 ) { $B = 255; }
if ( !$this->Antialias )
{
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$ShadowColor = $this->allocateColor($this->Picture,$this->ShadowR,$this->ShadowG,$this->ShadowB,$this->Shadowa);
imagesetpixel($this->Picture,$X+$this->ShadowX,$Y+$this->ShadowY,$ShadowColor);
}
$PlotColor = $this->allocateColor($this->Picture,$R,$G,$B,$Alpha);
imagesetpixel($this->Picture,$X,$Y,$PlotColor);
return(0);
}
$Plot = "";
$Xi = floor($X);
$Yi = floor($Y);
if ( $Xi == $X && $Yi == $Y)
{
if ( $Alpha == 100 )
$this->drawAlphaPixel($X,$Y,100,$R,$G,$B);
else
$this->drawAlphaPixel($X,$Y,$Alpha,$R,$G,$B);
}
else
{
$Alpha1 = (((1 - ($X - floor($X))) * (1 - ($Y - floor($Y))) * 100) / 100) * $Alpha;
if ( $Alpha1 > $this->AntialiasQuality ) { $this->drawAlphaPixel($Xi,$Yi,$Alpha1,$R,$G,$B); }
$Alpha2 = ((($X - floor($X)) * (1 - ($Y - floor($Y))) * 100) / 100) * $Alpha;
if ( $Alpha2 > $this->AntialiasQuality ) { $this->drawAlphaPixel($Xi+1,$Yi,$Alpha2,$R,$G,$B); }
$Alpha3 = (((1 - ($X - floor($X))) * ($Y - floor($Y)) * 100) / 100) * $Alpha;
if ( $Alpha3 > $this->AntialiasQuality ) { $this->drawAlphaPixel($Xi,$Yi+1,$Alpha3,$R,$G,$B); }
$Alpha4 = ((($X - floor($X)) * ($Y - floor($Y)) * 100) / 100) * $Alpha;
if ( $Alpha4 > $this->AntialiasQuality ) { $this->drawAlphaPixel($Xi+1,$Yi+1,$Alpha4,$R,$G,$B); }
}
}
/* Draw a semi-transparent pixel */
function drawAlphaPixel($X,$Y,$Alpha,$R,$G,$B)
{
if ( isset($this->Mask[$X])) { if ( isset($this->Mask[$X][$Y]) ) { return(0); } }
if ( $X < 0 || $Y < 0 || $X >= $this->XSize || $Y >= $this->YSize )
return(-1);
if ( $R < 0 ) { $R = 0; } if ( $R > 255 ) { $R = 255; }
if ( $G < 0 ) { $G = 0; } if ( $G > 255 ) { $G = 255; }
if ( $B < 0 ) { $B = 0; } if ( $B > 255 ) { $B = 255; }
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$AlphaFactor = floor(($Alpha / 100) * $this->Shadowa);
$ShadowColor = $this->allocateColor($this->Picture,$this->ShadowR,$this->ShadowG,$this->ShadowB,$AlphaFactor);
imagesetpixel($this->Picture,$X+$this->ShadowX,$Y+$this->ShadowY,$ShadowColor);
}
$C_Aliased = $this->allocateColor($this->Picture,$R,$G,$B,$Alpha);
imagesetpixel($this->Picture,$X,$Y,$C_Aliased);
}
/* Convert apha to base 10 */
function convertAlpha($AlphaValue)
{ return((127/100)*(100-$AlphaValue)); }
/* Allocate a color with transparency */
function allocateColor($Picture,$R,$G,$B,$Alpha=100)
{
if ( $R < 0 ) { $R = 0; } if ( $R > 255 ) { $R = 255; }
if ( $G < 0 ) { $G = 0; } if ( $G > 255 ) { $G = 255; }
if ( $B < 0 ) { $B = 0; } if ( $B > 255 ) { $B = 255; }
if ( $Alpha < 0 ) { $Alpha = 0; }
if ( $Alpha > 100) { $Alpha = 100; }
$Alpha = $this->convertAlpha($Alpha);
return(imagecolorallocatealpha($Picture,$R,$G,$B,$Alpha));
}
/* Load a PNG file and draw it over the chart */
function drawFromPNG($X,$Y,$FileName)
{ $this->drawFromPicture(1,$FileName,$X,$Y); }
/* Load a GIF file and draw it over the chart */
function drawFromGIF($X,$Y,$FileName)
{ $this->drawFromPicture(2,$FileName,$X,$Y); }
/* Load a JPEG file and draw it over the chart */
function drawFromJPG($X,$Y,$FileName)
{ $this->drawFromPicture(3,$FileName,$X,$Y); }
function getPicInfo($FileName)
{
$Infos = getimagesize($FileName);
$Width = $Infos[0];
$Height = $Infos[1];
$Type = $Infos["mime"];
if ( $Type == "image/png") { $Type = 1; }
if ( $Type == "image/gif") { $Type = 2; }
if ( $Type == "image/jpeg ") { $Type = 3; }
return(array($Width,$Height,$Type));
}
/* Generic loader function for external pictures */
function drawFromPicture($PicType,$FileName,$X,$Y)
{
if ( file_exists($FileName))
{
list($Width,$Height) = $this->getPicInfo($FileName);
if ( $PicType == 1 )
{ $Raster = imagecreatefrompng($FileName); }
elseif ( $PicType == 2 )
{ $Raster = imagecreatefromgif($FileName); }
elseif ( $PicType == 3 )
{ $Raster = imagecreatefromjpeg($FileName); }
else
{ return(0); }
$RestoreShadow = $this->Shadow;
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$this->Shadow = FALSE;
if ( $PicType == 3 )
$this->drawFilledRectangle($X+$this->ShadowX,$Y+$this->ShadowY,$X+$Width+$this->ShadowX,$Y+$Height+$this->ShadowY,array("R"=>$this->ShadowR,"G"=>$this->ShadowG,"B"=>$this->ShadowB,"Alpha"=>$this->Shadowa));
else
{
$TranparentID = imagecolortransparent($Raster);
for ($Xc=0;$Xc<=$Width-1;$Xc++)
{
for ($Yc=0;$Yc<=$Height-1;$Yc++)
{
$RGBa = imagecolorat($Raster,$Xc,$Yc);
$Values = imagecolorsforindex($Raster,$RGBa);
if ( $Values["alpha"] < 120 )
{
$AlphaFactor = floor(($this->Shadowa / 100) * ((100 / 127) * (127-$Values["alpha"])));
$this->drawAlphaPixel($X+$Xc+$this->ShadowX,$Y+$Yc+$this->ShadowY,$AlphaFactor,$this->ShadowR,$this->ShadowG,$this->ShadowB);
}
}
}
}
}
$this->Shadow = $RestoreShadow;
imagecopy($this->Picture,$Raster,$X,$Y,0,0,$Width,$Height);
imagedestroy($Raster);
}
}
/* Draw an arrow */
function drawArrow($X1,$Y1,$X2,$Y2,$Format="")
{
$FillR = isset($Format["FillR"]) ? $Format["FillR"] : 0;
$FillG = isset($Format["FillG"]) ? $Format["FillG"] : 0;
$FillB = isset($Format["FillB"]) ? $Format["FillB"] : 0;
$BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : $FillR;
$BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : $FillG;
$BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : $FillB;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$Size = isset($Format["Size"]) ? $Format["Size"] : 10;
$Ratio = isset($Format["Ratio"]) ? $Format["Ratio"] : .5;
$TwoHeads = isset($Format["TwoHeads"]) ? $Format["TwoHeads"] : FALSE;
$Ticks = isset($Format["Ticks"]) ? $Format["Ticks"] : FALSE;
/* Calculate the line angle */
$Angle = $this->getAngle($X1,$Y1,$X2,$Y2);
/* Override Shadow support, this will be managed internally */
$RestoreShadow = $this->Shadow;
if ( $this->Shadow && $this->ShadowX != 0 && $this->ShadowY != 0 )
{
$this->Shadow = FALSE;
$this->drawArrow($X1+$this->ShadowX,$Y1+$this->ShadowY,$X2+$this->ShadowX,$Y2+$this->ShadowY,array("FillR"=>$this->ShadowR,"FillG"=>$this->ShadowG,"FillB"=>$this->ShadowB,"Alpha"=>$this->Shadowa,"Size"=>$Size,"Ratio"=>$Ratio,"TwoHeads"=>$TwoHeads,"Ticks"=>$Ticks));
}
/* Draw the 1st Head */
$TailX = cos(($Angle-180)*PI/180)*$Size+$X2;
$TailY = sin(($Angle-180)*PI/180)*$Size+$Y2;
$Points = "";
$Points[] = $X2; $Points[] = $Y2;
$Points[] = cos(($Angle-90)*PI/180)*$Size*$Ratio+$TailX; $Points[] = sin(($Angle-90)*PI/180)*$Size*$Ratio+$TailY;
$Points[] = cos(($Angle-270)*PI/180)*$Size*$Ratio+$TailX; $Points[] = sin(($Angle-270)*PI/180)*$Size*$Ratio+$TailY;
$Points[] = $X2; $Points[] = $Y2;
/* Visual correction */
if ($Angle == 180 || $Angle == 360 ) { $Points[4] = $Points[2]; }
if ($Angle == 90 || $Angle == 270 ) { $Points[5] = $Points[3]; }
$ArrowColor = $this->allocateColor($this->Picture,$FillR,$FillG,$FillB,$Alpha);
ImageFilledPolygon($this->Picture,$Points,4,$ArrowColor);
$this->drawLine($Points[0],$Points[1],$Points[2],$Points[3],array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha));
$this->drawLine($Points[2],$Points[3],$Points[4],$Points[5],array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha));
$this->drawLine($Points[0],$Points[1],$Points[4],$Points[5],array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha));
/* Draw the second head */
if ( $TwoHeads )
{
$Angle = $this->getAngle($X2,$Y2,$X1,$Y1);
$TailX2 = cos(($Angle-180)*PI/180)*$Size+$X1;
$TailY2 = sin(($Angle-180)*PI/180)*$Size+$Y1;
$Points = "";
$Points[] = $X1; $Points[] = $Y1;
$Points[] = cos(($Angle-90)*PI/180)*$Size*$Ratio+$TailX2; $Points[] = sin(($Angle-90)*PI/180)*$Size*$Ratio+$TailY2;
$Points[] = cos(($Angle-270)*PI/180)*$Size*$Ratio+$TailX2; $Points[] = sin(($Angle-270)*PI/180)*$Size*$Ratio+$TailY2;
$Points[] = $X1; $Points[] = $Y1;
/* Visual correction */
if ($Angle == 180 || $Angle == 360 ) { $Points[4] = $Points[2]; }
if ($Angle == 90 || $Angle == 270 ) { $Points[5] = $Points[3]; }
$ArrowColor = $this->allocateColor($this->Picture,$FillR,$FillG,$FillB,$Alpha);
ImageFilledPolygon($this->Picture,$Points,4,$ArrowColor);
$this->drawLine($Points[0],$Points[1],$Points[2],$Points[3],array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha));
$this->drawLine($Points[2],$Points[3],$Points[4],$Points[5],array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha));
$this->drawLine($Points[0],$Points[1],$Points[4],$Points[5],array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha));
$this->drawLine($TailX,$TailY,$TailX2,$TailY2,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
}
else
$this->drawLine($X1,$Y1,$TailX,$TailY,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
/* Re-enable shadows */
$this->Shadow = $RestoreShadow;
}
/* Draw a label with associated arrow */
function drawArrowLabel($X1,$Y1,$Text,$Format="")
{
$FillR = isset($Format["FillR"]) ? $Format["FillR"] : 0;
$FillG = isset($Format["FillG"]) ? $Format["FillG"] : 0;
$FillB = isset($Format["FillB"]) ? $Format["FillB"] : 0;
$BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : $FillR;
$BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : $FillG;
$BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : $FillB;
$FontName = isset($Format["FontName"]) ? $Format["FontName"] : $this->FontName;
$FontSize = isset($Format["FontSize"]) ? $Format["FontSize"] : $this->FontSize;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$Length = isset($Format["Length"]) ? $Format["Length"] : 50;
$Angle = isset($Format["Angle"]) ? $Format["Angle"] : 315;
$Size = isset($Format["Size"]) ? $Format["Size"] : 10;
$Position = isset($Format["Position"]) ? $Format["Position"] : POSITION_TOP;
$RoundPos = isset($Format["RoundPos"]) ? $Format["RoundPos"] : FALSE;
$Ticks = isset($Format["Ticks"]) ? $Format["Ticks"] : NULL;
$Angle = $Angle % 360;
$X2 = sin(($Angle+180)*PI/180)*$Length+$X1;
$Y2 = cos(($Angle+180)*PI/180)*$Length+$Y1;
if ( $RoundPos && $Angle > 0 && $Angle < 180 ) { $Y2 = ceil($Y2); }
if ( $RoundPos && $Angle > 180 ) { $Y2 = floor($Y2); }
$this->drawArrow($X2,$Y2,$X1,$Y1,$Format);
$Size = imagettfbbox($FontSize,0,$FontName,$this->getEncodedText($Text));
$TxtWidth = max(abs($Size[2]-$Size[0]),abs($Size[0]-$Size[6]));
$TxtHeight = max(abs($Size[1]-$Size[7]),abs($Size[3]-$Size[1]));
if ( $Angle > 0 && $Angle < 180 )
{
$this->drawLine($X2,$Y2,$X2-$TxtWidth,$Y2,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
if ( $Position == POSITION_TOP )
$this->drawText($X2,$Y2-2,$Text,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha,"Align"=>TEXT_ALIGN_BOTTOMRIGHT));
else
$this->drawText($X2,$Y2+4,$Text,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha,"Align"=>TEXT_ALIGN_TOPRIGHT));
}
else
{
$this->drawLine($X2,$Y2,$X2+$TxtWidth,$Y2,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha,"Ticks"=>$Ticks));
if ( $Position == POSITION_TOP )
$this->drawText($X2,$Y2-2,$Text,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha));
else
$this->drawText($X2,$Y2+4,$Text,array("R"=>$BorderR,"G"=>$BorderG,"B"=>$BorderB,"Alpha"=>$Alpha,"Align"=>TEXT_ALIGN_TOPLEFT));
}
}
/* Draw a progress bar filled with specified % */
function drawProgress($X,$Y,$Percent,$Format="")
{
if ( $Percent > 100 ) { $Percent = 100; }
if ( $Percent < 0 ) { $Percent = 0; }
$Width = isset($Format["Width"]) ? $Format["Width"] : 200;
$Height = isset($Format["Height"]) ? $Format["Height"] : 20;
$Orientation = isset($Format["Orientation"]) ? $Format["Orientation"] : ORIENTATION_HORIZONTAL;
$ShowLabel = isset($Format["ShowLabel"]) ? $Format["ShowLabel"] : FALSE;
$LabelPos = isset($Format["LabelPos"]) ? $Format["LabelPos"] : LABEL_POS_INSIDE;
$Margin = isset($Format["Margin"]) ? $Format["Margin"] : 10;
$R = isset($Format["R"]) ? $Format["R"] : 130;
$G = isset($Format["G"]) ? $Format["G"] : 130;
$B = isset($Format["B"]) ? $Format["B"] : 130;
$RFade = isset($Format["RFade"]) ? $Format["RFade"] : -1;
$GFade = isset($Format["GFade"]) ? $Format["GFade"] : -1;
$BFade = isset($Format["BFade"]) ? $Format["BFade"] : -1;
$BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : $R;
$BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : $G;
$BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : $B;
$BoxBorderR = isset($Format["BoxBorderR"]) ? $Format["BoxBorderR"] : 0;
$BoxBorderG = isset($Format["BoxBorderG"]) ? $Format["BoxBorderG"] : 0;
$BoxBorderB = isset($Format["BoxBorderB"]) ? $Format["BoxBorderB"] : 0;
$BoxBackR = isset($Format["BoxBackR"]) ? $Format["BoxBackR"] : 255;
$BoxBackG = isset($Format["BoxBackG"]) ? $Format["BoxBackG"] : 255;
$BoxBackB = isset($Format["BoxBackB"]) ? $Format["BoxBackB"] : 255;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$Surrounding = isset($Format["Surrounding"]) ? $Format["Surrounding"] : NULL;
$BoxSurrounding = isset($Format["BoxSurrounding"]) ? $Format["BoxSurrounding"] : NULL;
$NoAngle = isset($Format["NoAngle"]) ? $Format["NoAngle"] : FALSE;
if ( $RFade != -1 && $GFade != -1 && $BFade != -1 )
{
$RFade = (($RFade-$R)/100)*$Percent+$R;
$GFade = (($GFade-$G)/100)*$Percent+$G;
$BFade = (($BFade-$B)/100)*$Percent+$B;
}
if ( $Surrounding != NULL ) { $BorderR = $R + $Surrounding; $BorderG = $G + $Surrounding; $BorderB = $B + $Surrounding; }
if ( $BoxSurrounding != NULL ) { $BoxBorderR = $BoxBackR + $Surrounding; $BoxBorderG = $BoxBackG + $Surrounding; $BoxBorderB = $BoxBackB + $Surrounding; }
if ( $Orientation == ORIENTATION_VERTICAL )
{
$InnerHeight = (($Height-2)/100)*$Percent;
$this->drawFilledRectangle($X,$Y,$X+$Width,$Y-$Height,array("R"=>$BoxBackR,"G"=>$BoxBackG,"B"=>$BoxBackB,"BorderR"=>$BoxBorderR,"BorderG"=>$BoxBorderG,"BorderB"=>$BoxBorderB,"NoAngle"=>$NoAngle));
$RestoreShadow = $this->Shadow; $this->Shadow = FALSE;
if ( $RFade != -1 && $GFade != -1 && $BFade != -1 )
{
$GradientOptions = array("StartR"=>$RFade,"StartG"=>$GFade,"StartB"=>$BFade,"EndR"=>$R,"EndG"=>$G,"EndB"=>$B);
$this->drawGradientArea($X+1,$Y-1,$X+$Width-1,$Y-$InnerHeight,DIRECTION_VERTICAL,$GradientOptions);
if ( $Surrounding )
$this->drawRectangle($X+1,$Y-1,$X+$Width-1,$Y-$InnerHeight,array("R"=>255,"G"=>255,"B"=>255,"Alpha"=>$Surrounding));
}
else
$this->drawFilledRectangle($X+1,$Y-1,$X+$Width-1,$Y-$InnerHeight,array("R"=>$R,"G"=>$G,"B"=>$B,"BorderR"=>$BorderR,"BorderG"=>$BorderG,"BorderB"=>$BorderB));
$this->Shadow = $RestoreShadow;
if ( $ShowLabel && $LabelPos == LABEL_POS_BOTTOM ) { $this->drawText($X+($Width/2),$Y+$Margin,$Percent."%",array("Align"=>TEXT_ALIGN_TOPMIDDLE)); }
if ( $ShowLabel && $LabelPos == LABEL_POS_TOP ) { $this->drawText($X+($Width/2),$Y-$Height-$Margin,$Percent."%",array("Align"=>TEXT_ALIGN_BOTTOMMIDDLE)); }
if ( $ShowLabel && $LabelPos == LABEL_POS_INSIDE ) { $this->drawText($X+($Width/2),$Y-$InnerHeight-$Margin,$Percent."%",array("Align"=>TEXT_ALIGN_MIDDLELEFT,"Angle"=>90)); }
if ( $ShowLabel && $LabelPos == LABEL_POS_CENTER ) { $this->drawText($X+($Width/2),$Y-($Height/2),$Percent."%",array("Align"=>TEXT_ALIGN_MIDDLEMIDDLE,"Angle"=>90)); }
}
else
{
if ( $Percent == 100 )
$InnerWidth = $Width-1;
else
$InnerWidth = (($Width-2)/100)*$Percent;
$this->drawFilledRectangle($X,$Y,$X+$Width,$Y+$Height,array("R"=>$BoxBackR,"G"=>$BoxBackG,"B"=>$BoxBackB,"BorderR"=>$BoxBorderR,"BorderG"=>$BoxBorderG,"BorderB"=>$BoxBorderB,"NoAngle"=>$NoAngle));
$RestoreShadow = $this->Shadow; $this->Shadow = FALSE;
if ( $RFade != -1 && $GFade != -1 && $BFade != -1 )
{
$GradientOptions = array("StartR"=>$R,"StartG"=>$G,"StartB"=>$B,"EndR"=>$RFade,"EndG"=>$GFade,"EndB"=>$BFade);
$this->drawGradientArea($X+1,$Y+1,$X+$InnerWidth,$Y+$Height-1,DIRECTION_HORIZONTAL,$GradientOptions);
if ( $Surrounding )
$this->drawRectangle($X+1,$Y+1,$X+$InnerWidth,$Y+$Height-1,array("R"=>255,"G"=>255,"B"=>255,"Alpha"=>$Surrounding));
}
else
$this->drawFilledRectangle($X+1,$Y+1,$X+$InnerWidth,$Y+$Height-1,array("R"=>$R,"G"=>$G,"B"=>$B,"BorderR"=>$BorderR,"BorderG"=>$BorderG,"BorderB"=>$BorderB));
$this->Shadow = $RestoreShadow;
if ( $ShowLabel && $LabelPos == LABEL_POS_LEFT ) { $this->drawText($X-$Margin,$Y+($Height/2),$Percent."%",array("Align"=>TEXT_ALIGN_MIDDLERIGHT)); }
if ( $ShowLabel && $LabelPos == LABEL_POS_RIGHT ) { $this->drawText($X+$Width+$Margin,$Y+($Height/2),$Percent."%",array("Align"=>TEXT_ALIGN_MIDDLELEFT)); }
if ( $ShowLabel && $LabelPos == LABEL_POS_CENTER ) { $this->drawText($X+($Width/2),$Y+($Height/2),$Percent."%",array("Align"=>TEXT_ALIGN_MIDDLEMIDDLE)); }
if ( $ShowLabel && $LabelPos == LABEL_POS_INSIDE ) { $this->drawText($X+$InnerWidth+$Margin,$Y+($Height/2),$Percent."%",array("Align"=>TEXT_ALIGN_MIDDLELEFT)); }
}
}
/* Get the legend box size */
function getLegendSize($Format="")
{
$FontName = isset($Format["FontName"]) ? $Format["FontName"] : $this->FontName;
$FontSize = isset($Format["FontSize"]) ? $Format["FontSize"] : $this->FontSize;
$BoxSize = isset($Format["BoxSize"]) ? $Format["BoxSize"] : 5;
$Margin = isset($Format["Margin"]) ? $Format["Margin"] : 5;
$Style = isset($Format["Style"]) ? $Format["Style"] : LEGEND_ROUND;
$Mode = isset($Format["Mode"]) ? $Format["Mode"] : LEGEND_VERTICAL;
$BoxWidth = isset($Format["BoxWidth"]) ? $Format["BoxWidth"] : 5;
$BoxHeight = isset($Format["BoxHeight"]) ? $Format["BoxHeight"] : 5;
$IconAreaWidth = isset($Format["IconAreaWidth"]) ? $Format["IconAreaWidth"] : $BoxWidth;
$IconAreaHeight = isset($Format["IconAreaHeight"]) ? $Format["IconAreaHeight"] : $BoxHeight;
$XSpacing = isset($Format["XSpacing"]) ? $Format["XSpacing"] : 5;
$Data = $this->DataSet->getData();
foreach($Data["Series"] as $SerieName => $Serie)
{
if ( $Serie["isDrawable"] == TRUE && $SerieName != $Data["Abscissa"] && isset($Serie["Picture"]))
{
list($PicWidth,$PicHeight) = $this->getPicInfo($Serie["Picture"]);
if ( $IconAreaWidth < $PicWidth ) { $IconAreaWidth = $PicWidth; }
if ( $IconAreaHeight < $PicHeight ) { $IconAreaHeight = $PicHeight; }
}
}
$YStep = max($this->FontSize,$IconAreaHeight) + 5;
$XStep = $IconAreaWidth + 5;
$XStep = $XSpacing;
$X=100; $Y=100;
$Boundaries = ""; $Boundaries["L"] = $X; $Boundaries["T"] = $Y; $Boundaries["R"] = 0; $Boundaries["B"] = 0; $vY = $Y; $vX = $X;
foreach($Data["Series"] as $SerieName => $Serie)
{
if ( $Serie["isDrawable"] == TRUE && $SerieName != $Data["Abscissa"] )
{
if ( $Mode == LEGEND_VERTICAL )
{
$BoxArray = $this->getTextBox($vX+$IconAreaWidth+4,$vY+$IconAreaHeight/2,$FontName,$FontSize,0,$Serie["Description"]);
if ( $Boundaries["T"] > $BoxArray[2]["Y"]+$IconAreaHeight/2 ) { $Boundaries["T"] = $BoxArray[2]["Y"]+$IconAreaHeight/2; }
if ( $Boundaries["R"] < $BoxArray[1]["X"]+2 ) { $Boundaries["R"] = $BoxArray[1]["X"]+2; }
if ( $Boundaries["B"] < $BoxArray[1]["Y"]+2+$IconAreaHeight/2 ) { $Boundaries["B"] = $BoxArray[1]["Y"]+2+$IconAreaHeight/2; }
$Lines = preg_split("/\n/",$Serie["Description"]);
$vY = $vY + max($this->FontSize*count($Lines),$IconAreaHeight) + 5;
}
elseif ( $Mode == LEGEND_HORIZONTAL )
{
$Lines = preg_split("/\n/",$Serie["Description"]);
$Width = "";
foreach($Lines as $Key => $Value)
{
$BoxArray = $this->getTextBox($vX+$IconAreaWidth+6,$Y+$IconAreaHeight/2+(($this->FontSize+3)*$Key),$FontName,$FontSize,0,$Value);
if ( $Boundaries["T"] > $BoxArray[2]["Y"]+$IconAreaHeight/2 ) { $Boundaries["T"] = $BoxArray[2]["Y"]+$IconAreaHeight/2; }
if ( $Boundaries["R"] < $BoxArray[1]["X"]+2 ) { $Boundaries["R"] = $BoxArray[1]["X"]+2; }
if ( $Boundaries["B"] < $BoxArray[1]["Y"]+2+$IconAreaHeight/2 ) { $Boundaries["B"] = $BoxArray[1]["Y"]+2+$IconAreaHeight/2; }
$Width[] = $BoxArray[1]["X"];
}
$vX=max($Width)+$XStep;
}
}
}
$vY=$vY-$YStep; $vX=$vX-$XStep;
$TopOffset = $Y - $Boundaries["T"];
if ( $Boundaries["B"]-($vY+$IconAreaHeight) < $TopOffset ) { $Boundaries["B"] = $vY+$IconAreaHeight+$TopOffset; }
$Width = ($Boundaries["R"]+$Margin) - ($Boundaries["L"]-$Margin);
$Height = ($Boundaries["B"]+$Margin) - ($Boundaries["T"]-$Margin);
return(array("Width"=>$Width,"Height"=>$Height));
}
/* Draw the legend of the active series */
function drawLegend($X,$Y,$Format="")
{
$Family = isset($Format["Family"]) ? $Format["Family"] : LEGEND_FAMILY_BOX;
$FontName = isset($Format["FontName"]) ? $Format["FontName"] : $this->FontName;
$FontSize = isset($Format["FontSize"]) ? $Format["FontSize"] : $this->FontSize;
$FontR = isset($Format["FontR"]) ? $Format["FontR"] : $this->FontColorR;
$FontG = isset($Format["FontG"]) ? $Format["FontG"] : $this->FontColorG;
$FontB = isset($Format["FontB"]) ? $Format["FontB"] : $this->FontColorB;
$BoxWidth = isset($Format["BoxWidth"]) ? $Format["BoxWidth"] : 5;
$BoxHeight = isset($Format["BoxHeight"]) ? $Format["BoxHeight"] : 5;
$IconAreaWidth = isset($Format["IconAreaWidth"]) ? $Format["IconAreaWidth"] : $BoxWidth;
$IconAreaHeight = isset($Format["IconAreaHeight"]) ? $Format["IconAreaHeight"] : $BoxHeight;
$XSpacing = isset($Format["XSpacing"]) ? $Format["XSpacing"] : 5;
$Margin = isset($Format["Margin"]) ? $Format["Margin"] : 5;
$R = isset($Format["R"]) ? $Format["R"] : 200;
$G = isset($Format["G"]) ? $Format["G"] : 200;
$B = isset($Format["B"]) ? $Format["B"] : 200;
$Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
$BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : 255;
$BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : 255;
$BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : 255;
$Surrounding = isset($Format["Surrounding"]) ? $Format["Surrounding"] : NULL;
$Style = isset($Format["Style"]) ? $Format["Style"] : LEGEND_ROUND;
$Mode = isset($Format["Mode"]) ? $Format["Mode"] : LEGEND_VERTICAL;
if ( $Surrounding != NULL ) { $BorderR = $R + $Surrounding; $BorderG = $G + $Surrounding; $BorderB = $B + $Surrounding; }
$Data = $this->DataSet->getData();
foreach($Data["Series"] as $SerieName => $Serie)
{
if ( $Serie["isDrawable"] == TRUE && $SerieName != $Data["Abscissa"] && isset($Serie["Picture"]))
{
list($PicWidth,$PicHeight) = $this->getPicInfo($Serie["Picture"]);
if ( $IconAreaWidth < $PicWidth ) { $IconAreaWidth = $PicWidth; }
if ( $IconAreaHeight < $PicHeight ) { $IconAreaHeight = $PicHeight; }
}
}
$YStep = max($this->FontSize,$IconAreaHeight) + 5;
$XStep = $IconAreaWidth + 5;
$XStep = $XSpacing;
$Boundaries = ""; $Boundaries["L"] = $X; $Boundaries["T"] = $Y; $Boundaries["R"] = 0; $Boundaries["B"] = 0; $vY = $Y; $vX = $X;
foreach($Data["Series"] as $SerieName => $Serie)
{
if ( $Serie["isDrawable"] == TRUE && $SerieName != $Data["Abscissa"] )
{
if ( $Mode == LEGEND_VERTICAL )
{
$BoxArray = $this->getTextBox($vX+$IconAreaWidth+4,$vY+$IconAreaHeight/2,$FontName,$FontSize,0,$Serie["Description"]);
if ( $Boundaries["T"] > $BoxArray[2]["Y"]+$IconAreaHeight/2 ) { $Boundaries["T"] = $BoxArray[2]["Y"]+$IconAreaHeight/2; }
if ( $Boundaries["R"] < $BoxArray[1]["X"]+2 ) { $Boundaries["R"] = $BoxArray[1]["X"]+2; }
if ( $Boundaries["B"] < $BoxArray[1]["Y"]+2+$IconAreaHeight/2 ) { $Boundaries["B"] = $BoxArray[1]["Y"]+2+$IconAreaHeight/2; }
$Lines = preg_split("/\n/",$Serie["Description"]);
$vY = $vY + max($this->FontSize*count($Lines),$IconAreaHeight) + 5;
}
elseif ( $Mode == LEGEND_HORIZONTAL )
{
$Lines = preg_split("/\n/",$Serie["Description"]);
$Width = "";
foreach($Lines as $Key => $Value)
{
$BoxArray = $this->getTextBox($vX+$IconAreaWidth+6,$Y+$IconAreaHeight/2+(($this->FontSize+3)*$Key),$FontName,$FontSize,0,$Value);
if ( $Boundaries["T"] > $BoxArray[2]["Y"]+$IconAreaHeight/2 ) { $Boundaries["T"] = $BoxArray[2]["Y"]+$IconAreaHeight/2; }
if ( $Boundaries["R"] < $BoxArray[1]["X"]+2 ) { $Boundaries["R"] = $BoxArray[1]["X"]+2; }
if ( $Boundaries["B"] < $BoxArray[1]["Y"]+2+$IconAreaHeight/2 ) { $Boundaries["B"] = $BoxArray[1]["Y"]+2+$IconAreaHeight/2; }
$Width[] = $BoxArray[1]["X"];
}
$vX=max($Width)+$XStep;
}
}
}
$vY=$vY-$YStep; $vX=$vX-$XStep;
$TopOffset = $Y - $Boundaries["T"];
if ( $Boundaries["B"]-($vY+$IconAreaHeight) < $TopOffset ) { $Boundaries["B"] = $vY+$IconAreaHeight+$TopOffset; }
if ( $Style == LEGEND_ROUND )
$this->drawRoundedFilledRectangle($Boundaries["L"]-$Margin,$Boundaries["T"]-$Margin,$Boundaries["R"]+$Margin,$Boundaries["B"]+$Margin,$Margin,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"BorderR"=>$BorderR,"BorderG"=>$BorderG,"BorderB"=>$BorderB));
elseif ( $Style == LEGEND_BOX )
$this->drawFilledRectangle($Boundaries["L"]-$Margin,$Boundaries["T"]-$Margin,$Boundaries["R"]+$Margin,$Boundaries["B"]+$Margin,array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"BorderR"=>$BorderR,"BorderG"=>$BorderG,"BorderB"=>$BorderB));
$RestoreShadow = $this->Shadow; $this->Shadow = FALSE;
foreach($Data["Series"] as $SerieName => $Serie)
{
if ( $Serie["isDrawable"] == TRUE && $SerieName != $Data["Abscissa"] )
{
$R = $Serie["Color"]["R"]; $G = $Serie["Color"]["G"]; $B = $Serie["Color"]["B"];
$Ticks = $Serie["Ticks"]; $Weight = $Serie["Weight"];
if ( isset($Serie["Picture"]) )
{
$Picture = $Serie["Picture"];
list($PicWidth,$PicHeight) = $this->getPicInfo($Picture);
$PicX = $X+$IconAreaWidth/2; $PicY = $Y+$IconAreaHeight/2;
$this->drawFromPNG($PicX-$PicWidth/2,$PicY-$PicHeight/2,$Picture);
}
else
{
if ( $Family == LEGEND_FAMILY_BOX )
{
if ( $BoxWidth != $IconAreaWidth ) { $XOffset = floor(($IconAreaWidth-$BoxWidth)/2); } else { $XOffset = 0; }
if ( $BoxHeight != $IconAreaHeight ) { $YOffset = floor(($IconAreaHeight-$BoxHeight)/2); } else { $YOffset = 0; }
$this->drawFilledRectangle($X+1+$XOffset,$Y+1+$YOffset,$X+$BoxWidth+$XOffset+1,$Y+$BoxHeight+1+$YOffset,array("R"=>0,"G"=>0,"B"=>0,"Alpha"=>20));
$this->drawFilledRectangle($X+$XOffset,$Y+$YOffset,$X+$BoxWidth+$XOffset,$Y+$BoxHeight+$YOffset,array("R"=>$R,"G"=>$G,"B"=>$B,"Surrounding"=>20));
}
elseif ( $Family == LEGEND_FAMILY_CIRCLE )
{
$this->drawFilledCircle($X+1+$IconAreaWidth/2,$Y+1+$IconAreaHeight/2,min($IconAreaHeight/2,$IconAreaWidth/2),array("R"=>0,"G"=>0,"B"=>0,"Alpha"=>20));
$this->drawFilledCircle($X+$IconAreaWidth/2,$Y+$IconAreaHeight/2,min($IconAreaHeight/2,$IconAreaWidth/2),array("R"=>$R,"G"=>$G,"B"=>$B,"Surrounding"=>20));
}
elseif ( $Family == LEGEND_FAMILY_LINE )
{
$this->drawLine($X+1,$Y+1+$IconAreaHeight/2,$X+1+$IconAreaWidth,$Y+1+$IconAreaHeight/2,array("R"=>0,"G"=>0,"B"=>0,"Alpha"=>20,"Ticks"=>$Ticks,"Weight"=>$Weight));
$this->drawLine($X,$Y+$IconAreaHeight/2,$X+$IconAreaWidth,$Y+$IconAreaHeight/2,array("R"=>$R,"G"=>$G,"B"=>$B,"Ticks"=>$Ticks,"Weight"=>$Weight));
}
}
if ( $Mode == LEGEND_VERTICAL )
{
$Lines = preg_split("/\n/",$Serie["Description"]);
foreach($Lines as $Key => $Value)
$this->drawText($X+$IconAreaWidth+4,$Y+$IconAreaHeight/2+(($this->FontSize+3)*$Key),$Value,array("R"=>$FontR,"G"=>$FontG,"B"=>$FontB,"Align"=>TEXT_ALIGN_MIDDLELEFT,"FontSize"=>$FontSize,"FontName"=>$FontName));
$Y=$Y+max($this->FontSize*count($Lines),$IconAreaHeight) + 5;
}
elseif ( $Mode == LEGEND_HORIZONTAL )
{
$Lines = preg_split("/\n/",$Serie["Description"]);
$Width = "";
foreach($Lines as $Key => $Value)
{
$BoxArray = $this->drawText($X+$IconAreaWidth+4,$Y+$IconAreaHeight/2+(($this->FontSize+3)*$Key),$Value,array("R"=>$FontR,"G"=>$FontG,"B"=>$FontB,"Align"=>TEXT_ALIGN_MIDDLELEFT,"FontSize"=>$FontSize,"FontName"=>$FontName));
$Width[] = $BoxArray[1]["X"];
}
$X=max($Width)+2+$XStep;
}
}
}
$this->Shadow = $RestoreShadow;
}
function drawScale($Format="")
{
$Pos = isset($Format["Pos"]) ? $Format["Pos"] : SCALE_POS_LEFTRIGHT;
$Floating = isset($Format["Floating"]) ? $Format["Floating"] : FALSE;
$Mode = isset($Format["Mode"]) ? $Format["Mode"] : SCALE_MODE_FLOATING;
$RemoveXAxis = isset($Format["RemoveXAxis"]) ? $Format["RemoveXAxis"] : FALSE;
$MinDivHeight = isset($Format["MinDivHeight"]) ? $Format["MinDivHeight"] : 20;
$Factors = isset($Format["Factors"]) ? $Format["Factors"] : array(1,2,5);
$ManualScale = isset($Format["ManualScale"]) ? $Format["ManualScale"] : array("0"=>array("Min"=>-100,"Max"=>100));
$XMargin = isset($Format["XMargin"]) ? $Format["XMargin"] : AUTO;
$YMargin = isset($Format["YMargin"]) ? $Format["YMargin"] : 0;
$ScaleSpacing = isset($Format["ScaleSpacing"]) ? $Format["ScaleSpacing"] : 15;
$InnerTickWidth = isset($Format["InnerTickWidth"]) ? $Format["InnerTickWidth"] : 2;
$OuterTickWidth = isset($Format["OuterTickWidth"]) ? $Format["OuterTickWidth"] : 2;
$DrawXLines = isset($Format["DrawXLines"]) ? $Format["DrawXLines"] : TRUE;
$DrawYLines = isset($Format["DrawYLines"]) ? $Format["DrawYLines"] : ALL;
$GridTicks = isset($Format["GridTicks"]) ? $Format["GridTicks"] : 4;
$GridR = isset($Format["GridR"]) ? $Format["GridR"] : 255;
$GridG = isset($Format["GridG"]) ? $Format["GridG"] : 255;
$GridB = isset($Format["GridB"]) ? $Format["GridB"] : 255;
$GridAlpha = isset($Format["GridAlpha"]) ? $Format["GridAlpha"] : 40;
$AxisRo = isset($Format["AxisR"]) ? $Format["AxisR"] : 0;
$AxisGo = isset($Format["AxisG"]) ? $Format["AxisG"] : 0;
$AxisBo = isset($Format["AxisB"]) ? $Format["AxisB"] : 0;
$AxisAlpha = isset($Format["AxisAlpha"]) ? $Format["AxisAlpha"] : 100;
$TickRo = isset($Format["TickR"]) ? $Format["TickR"] : 0;
$TickGo = isset($Format["TickG"]) ? $Format["TickG"] : 0;
$TickBo = isset($Format["TickB"]) ? $Format["TickB"] : 0;
$TickAlpha = isset($Format["TickAlpha"]) ? $Format["TickAlpha"] : 100;
$DrawSubTicks = isset($Format["DrawSubTicks"]) ? $Format["DrawSubTicks"] : FALSE;
$InnerSubTickWidth = isset($Format["InnerSubTickWidth"]) ? $Format["InnerSubTickWidth"] : 0;
$OuterSubTickWidth = isset($Format["OuterSubTickWidth"]) ? $Format["OuterSubTickWidth"] : 2;
$SubTickR = isset($Format["SubTickR"]) ? $Format["SubTickR"] : 255;
$SubTickG = isset($Format["SubTickG"]) ? $Format["SubTickG"] : 0;
$SubTickB = isset($Format["SubTickB"]) ? $Format["SubTickB"] : 0;
$SubTickAlpha = isset($Format["SubTickAlpha"]) ? $Format["SubTickAlpha"] : 100;
$AutoAxisLabels = isset($Format["AutoAxisLabels"]) ? $Format["AutoAxisLabels"] : TRUE;
$XReleasePercent = isset($Format["XReleasePercent"]) ? $Format["XReleasePercent"] : 1;
$DrawArrows = isset($Format["DrawArrows"]) ? $Format["DrawArrows"] : FALSE;
$ArrowSize = isset($Format["ArrowSize"]) ? $Format["ArrowSize"] : 8;
$CycleBac