function pDraw::drawFilledStepChart in Visitors 7.2

Same name and namespace in other branches

1. 7 pChart/class/pDraw.class.php \pDraw::drawFilledStepChart()

File

pChart/class/pDraw.class.php, line 4094

Class

pDraw

Code

function drawFilledStepChart($Format = NULL) {
  $ReCenter = isset($Format["ReCenter"]) ? $Format["ReCenter"] : TRUE;
  $DisplayValues = isset($Format["DisplayValues"]) ? $Format["DisplayValues"] : FALSE;
  $DisplayOffset = isset($Format["DisplayOffset"]) ? $Format["DisplayOffset"] : 2;
  $DisplayColor = isset($Format["DisplayColor"]) ? $Format["DisplayColor"] : DISPLAY_MANUAL;
  $ForceTransparency = isset($Format["ForceTransparency"]) ? $Format["ForceTransparency"] : NULL;
  $DisplayR = isset($Format["DisplayR"]) ? $Format["DisplayR"] : 0;
  $DisplayG = isset($Format["DisplayG"]) ? $Format["DisplayG"] : 0;
  $DisplayB = isset($Format["DisplayB"]) ? $Format["DisplayB"] : 0;
  $AroundZero = isset($Format["AroundZero"]) ? $Format["AroundZero"] : TRUE;
  $this->LastChartLayout = CHART_LAST_LAYOUT_REGULAR;
  $Data = $this->DataSet
    ->getData();
  list($XMargin, $XDivs) = $this
    ->scaleGetXSettings();
  foreach ($Data["Series"] as $SerieName => $Serie) {
    if ($Serie["isDrawable"] == TRUE && $SerieName != $Data["Abscissa"]) {
      $R = $Serie["Color"]["R"];
      $G = $Serie["Color"]["G"];
      $B = $Serie["Color"]["B"];
      $Alpha = $Serie["Color"]["Alpha"];
      $Ticks = $Serie["Ticks"];
      $Weight = $Serie["Weight"];
      if ($DisplayColor == DISPLAY_AUTO) {
        $DisplayR = $R;
        $DisplayG = $G;
        $DisplayB = $B;
      }
      $AxisID = $Serie["Axis"];
      $Mode = $Data["Axis"][$AxisID]["Display"];
      $Format = $Data["Axis"][$AxisID]["Format"];
      $Unit = $Data["Axis"][$AxisID]["Unit"];
      $Color = array(
        "R" => $R,
        "G" => $G,
        "B" => $B,
      );
      if ($ForceTransparency != NULL) {
        $Color["Alpha"] = $ForceTransparency;
      }
      else {
        $Color["Alpha"] = $Alpha;
      }
      $PosArray = $this
        ->scaleComputeY($Serie["Data"], array(
        "AxisID" => $Serie["Axis"],
      ));
      $YZero = $this
        ->scaleComputeY(0, array(
        "AxisID" => $Serie["Axis"],
      ));
      $this->DataSet->Data["Series"][$SerieName]["XOffset"] = 0;
      if ($Data["Orientation"] == SCALE_POS_LEFTRIGHT) {
        if ($YZero > $this->GraphAreaY2 - 1) {
          $YZero = $this->GraphAreaY2 - 1;
        }
        if ($YZero < $this->GraphAreaY1 + 1) {
          $YZero = $this->GraphAreaY1 + 1;
        }
        if ($XDivs == 0) {
          $XStep = ($this->GraphAreaX2 - $this->GraphAreaX1) / 4;
        }
        else {
          $XStep = ($this->GraphAreaX2 - $this->GraphAreaX1 - $XMargin * 2) / $XDivs;
        }
        $X = $this->GraphAreaX1 + $XMargin;
        $LastX = NULL;
        $LastY = NULL;
        if (!$AroundZero) {
          $YZero = $this->GraphAreaY2 - 1;
        }
        if (!is_array($PosArray)) {
          $Value = $PosArray;
          $PosArray = "";
          $PosArray[0] = $Value;
        }
        $LastGoodY = NULL;
        $LastGoodX = NULL;
        $Points = "";
        $Init = FALSE;
        foreach ($PosArray as $Key => $Y) {
          if ($Y == VOID && $LastX != NULL && $LastY != NULL && $Points != "") {
            $Points[] = $LastX;
            $Points[] = $LastY;
            $Points[] = $X;
            $Points[] = $LastY;
            $Points[] = $X;
            $Points[] = $YZero;
            $this
              ->drawPolygon($Points, $Color);
            $Points = "";
          }
          if ($Y != VOID && $LastX != NULL && $LastY != NULL) {
            if ($Points == "") {
              $Points[] = $LastX;
              $Points[] = $YZero;
            }
            $Points[] = $LastX;
            $Points[] = $LastY;
            $Points[] = $X;
            $Points[] = $LastY;
            $Points[] = $X;
            $Points[] = $Y;
          }
          if ($Y != VOID) {
            $LastGoodY = $Y;
            $LastGoodX = $X;
          }
          if ($Y == VOID) {
            $Y = NULL;
          }
          if (!$Init && $ReCenter) {
            $X = $X - $XStep / 2;
            $Init = TRUE;
          }
          $LastX = $X;
          $LastY = $Y;
          if ($LastX < $this->GraphAreaX1 + $XMargin) {
            $LastX = $this->GraphAreaX1 + $XMargin;
          }
          $X = $X + $XStep;
        }
        if ($ReCenter) {
          $Points[] = $LastX + $XStep / 2;
          $Points[] = $LastY;
          $Points[] = $LastX + $XStep / 2;
          $Points[] = $YZero;
        }
        else {
          $Points[] = $LastX;
          $Points[] = $YZero;
        }
        $this
          ->drawPolygon($Points, $Color);
      }
      else {
        if ($YZero < $this->GraphAreaX1 + 1) {
          $YZero = $this->GraphAreaX1 + 1;
        }
        if ($YZero > $this->GraphAreaX2 - 1) {
          $YZero = $this->GraphAreaX2 - 1;
        }
        if ($XDivs == 0) {
          $YStep = ($this->GraphAreaY2 - $this->GraphAreaY1) / 4;
        }
        else {
          $YStep = ($this->GraphAreaY2 - $this->GraphAreaY1 - $XMargin * 2) / $XDivs;
        }
        $Y = $this->GraphAreaY1 + $XMargin;
        $LastX = NULL;
        $LastY = NULL;
        if (!is_array($PosArray)) {
          $Value = $PosArray;
          $PosArray = "";
          $PosArray[0] = $Value;
        }
        $LastGoodY = NULL;
        $LastGoodX = NULL;
        $Points = "";
        foreach ($PosArray as $Key => $X) {
          if ($X == VOID && $LastX != NULL && $LastY != NULL && $Points != "") {
            $Points[] = $LastX;
            $Points[] = $LastY;
            $Points[] = $LastX;
            $Points[] = $Y;
            $Points[] = $YZero;
            $Points[] = $Y;
            $this
              ->drawPolygon($Points, $Color);
            $Points = "";
          }
          if ($X != VOID && $LastX != NULL && $LastY != NULL) {
            if ($Points == "") {
              $Points[] = $YZero;
              $Points[] = $LastY;
            }
            $Points[] = $LastX;
            $Points[] = $LastY;
            $Points[] = $LastX;
            $Points[] = $Y;
            $Points[] = $X;
            $Points[] = $Y;
          }
          if ($X != VOID) {
            $LastGoodY = $Y;
            $LastGoodX = $X;
          }
          if ($X == VOID) {
            $X = NULL;
          }
          if ($LastX == NULL && $ReCenter) {
            $Y = $Y - $YStep / 2;
          }
          $LastX = $X;
          $LastY = $Y;
          if ($LastY < $this->GraphAreaY1 + $XMargin) {
            $LastY = $this->GraphAreaY1 + $XMargin;
          }
          $Y = $Y + $YStep;
        }
        if ($ReCenter) {
          $Points[] = $LastX;
          $Points[] = $LastY + $YStep / 2;
          $Points[] = $YZero;
          $Points[] = $LastY + $YStep / 2;
        }
        else {
          $Points[] = $YZero;
          $Points[] = $LastY;
        }
        $this
          ->drawPolygon($Points, $Color);
      }
    }
  }
}