function pDraw::drawFilledCircle in Visitors 7

Same name and namespace in other branches

1. 7.2 pChart/class/pDraw.class.php \pDraw::drawFilledCircle()

4 calls to pDraw::drawFilledCircle()

pDraw::drawLegend in pChart/class/pDraw.class.php

pDraw::drawShape in pChart/class/pDraw.class.php

pDraw::drawStackedAreaChart in pChart/class/pDraw.class.php

pDraw::writeLabel in pChart/class/pDraw.class.php

File

pChart/class/pDraw.class.php, line 898

Class

pDraw

Code

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;
}