pBubble.class.php in Visitors 7

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pChart/class/pBubble.class.php

<?php

/*
    pBubble - class to draw bubble charts

    Version     : 2.1.4
    Made by     : Jean-Damien POGOLOTTI
    Last Update : 19/01/2014

    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("BUBBLE_SHAPE_ROUND", 700001);
define("BUBBLE_SHAPE_SQUARE", 700002);

/* pBubble class definition */
class pBubble {
  var $pChartObject;
  var $pDataObject;

  /* Class creator */
  function pBubble($pChartObject, $pDataObject) {
    $this->pChartObject = $pChartObject;
    $this->pDataObject = $pDataObject;
  }

  /* Prepare the scale */
  function bubbleScale($DataSeries, $WeightSeries) {
    if (!is_array($DataSeries)) {
      $DataSeries = array(
        $DataSeries,
      );
    }
    if (!is_array($WeightSeries)) {
      $WeightSeries = array(
        $WeightSeries,
      );
    }

    /* Parse each data series to find the new min & max boundaries to scale */
    $NewPositiveSerie = "";
    $NewNegativeSerie = "";
    $MaxValues = 0;
    $LastPositive = 0;
    $LastNegative = 0;
    foreach ($DataSeries as $Key => $SerieName) {
      $SerieWeightName = $WeightSeries[$Key];
      $this->pDataObject
        ->setSerieDrawable($SerieWeightName, FALSE);
      if (count($this->pDataObject->Data["Series"][$SerieName]["Data"]) > $MaxValues) {
        $MaxValues = count($this->pDataObject->Data["Series"][$SerieName]["Data"]);
      }
      foreach ($this->pDataObject->Data["Series"][$SerieName]["Data"] as $Key => $Value) {
        if ($Value >= 0) {
          $BubbleBounds = $Value + $this->pDataObject->Data["Series"][$SerieWeightName]["Data"][$Key];
          if (!isset($NewPositiveSerie[$Key])) {
            $NewPositiveSerie[$Key] = $BubbleBounds;
          }
          elseif ($NewPositiveSerie[$Key] < $BubbleBounds) {
            $NewPositiveSerie[$Key] = $BubbleBounds;
          }
          $LastPositive = $BubbleBounds;
        }
        else {
          $BubbleBounds = $Value - $this->pDataObject->Data["Series"][$SerieWeightName]["Data"][$Key];
          if (!isset($NewNegativeSerie[$Key])) {
            $NewNegativeSerie[$Key] = $BubbleBounds;
          }
          elseif ($NewNegativeSerie[$Key] > $BubbleBounds) {
            $NewNegativeSerie[$Key] = $BubbleBounds;
          }
          $LastNegative = $BubbleBounds;
        }
      }
    }

    /* Check for missing values and all the fake positive serie */
    if ($NewPositiveSerie != "") {
      for ($i = 0; $i < $MaxValues; $i++) {
        if (!isset($NewPositiveSerie[$i])) {
          $NewPositiveSerie[$i] = $LastPositive;
        }
      }
      $this->pDataObject
        ->addPoints($NewPositiveSerie, "BubbleFakePositiveSerie");
    }

    /* Check for missing values and all the fake negative serie */
    if ($NewNegativeSerie != "") {
      for ($i = 0; $i < $MaxValues; $i++) {
        if (!isset($NewNegativeSerie[$i])) {
          $NewNegativeSerie[$i] = $LastNegative;
        }
      }
      $this->pDataObject
        ->addPoints($NewNegativeSerie, "BubbleFakeNegativeSerie");
    }
  }
  function resetSeriesColors() {
    $Data = $this->pDataObject
      ->getData();
    $Palette = $this->pDataObject
      ->getPalette();
    $ID = 0;
    foreach ($Data["Series"] as $SerieName => $SeriesParameters) {
      if ($SeriesParameters["isDrawable"]) {
        $this->pDataObject->Data["Series"][$SerieName]["Color"]["R"] = $Palette[$ID]["R"];
        $this->pDataObject->Data["Series"][$SerieName]["Color"]["G"] = $Palette[$ID]["G"];
        $this->pDataObject->Data["Series"][$SerieName]["Color"]["B"] = $Palette[$ID]["B"];
        $this->pDataObject->Data["Series"][$SerieName]["Color"]["Alpha"] = $Palette[$ID]["Alpha"];
        $ID++;
      }
    }
  }

  /* Prepare the scale */
  function drawBubbleChart($DataSeries, $WeightSeries, $Format = "") {
    $ForceAlpha = isset($Format["ForceAlpha"]) ? $Format["ForceAlpha"] : VOID;
    $DrawBorder = isset($Format["DrawBorder"]) ? $Format["DrawBorder"] : TRUE;
    $BorderWidth = isset($Format["BorderWidth"]) ? $Format["BorderWidth"] : 1;
    $Shape = isset($Format["Shape"]) ? $Format["Shape"] : BUBBLE_SHAPE_ROUND;
    $Surrounding = isset($Format["Surrounding"]) ? $Format["Surrounding"] : NULL;
    $BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : 0;
    $BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : 0;
    $BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : 0;
    $BorderAlpha = isset($Format["BorderAlpha"]) ? $Format["BorderAlpha"] : 30;
    $RecordImageMap = isset($Format["RecordImageMap"]) ? $Format["RecordImageMap"] : FALSE;
    if (!is_array($DataSeries)) {
      $DataSeries = array(
        $DataSeries,
      );
    }
    if (!is_array($WeightSeries)) {
      $WeightSeries = array(
        $WeightSeries,
      );
    }
    $Data = $this->pDataObject
      ->getData();
    $Palette = $this->pDataObject
      ->getPalette();
    if (isset($Data["Series"]["BubbleFakePositiveSerie"])) {
      $this->pDataObject
        ->setSerieDrawable("BubbleFakePositiveSerie", FALSE);
    }
    if (isset($Data["Series"]["BubbleFakeNegativeSerie"])) {
      $this->pDataObject
        ->setSerieDrawable("BubbleFakeNegativeSerie", FALSE);
    }
    $this
      ->resetSeriesColors();
    list($XMargin, $XDivs) = $this->pChartObject
      ->scaleGetXSettings();
    foreach ($DataSeries as $Key => $SerieName) {
      $AxisID = $Data["Series"][$SerieName]["Axis"];
      $Mode = $Data["Axis"][$AxisID]["Display"];
      $Format = $Data["Axis"][$AxisID]["Format"];
      $Unit = $Data["Axis"][$AxisID]["Unit"];
      if (isset($Data["Series"][$SerieName]["Description"])) {
        $SerieDescription = $Data["Series"][$SerieName]["Description"];
      }
      else {
        $SerieDescription = $SerieName;
      }
      $XStep = ($this->pChartObject->GraphAreaX2 - $this->pChartObject->GraphAreaX1 - $XMargin * 2) / $XDivs;
      $X = $this->pChartObject->GraphAreaX1 + $XMargin;
      $Y = $this->pChartObject->GraphAreaY1 + $XMargin;
      $Color = array(
        "R" => $Palette[$Key]["R"],
        "G" => $Palette[$Key]["G"],
        "B" => $Palette[$Key]["B"],
        "Alpha" => $Palette[$Key]["Alpha"],
      );
      if ($ForceAlpha != VOID) {
        $Color["Alpha"] = $ForceAlpha;
      }
      if ($DrawBorder) {
        if ($BorderWidth != 1) {
          if ($Surrounding != NULL) {
            $BorderR = $Palette[$Key]["R"] + $Surrounding;
            $BorderG = $Palette[$Key]["G"] + $Surrounding;
            $BorderB = $Palette[$Key]["B"] + $Surrounding;
          }
          else {
            $BorderR = $BorderR;
            $BorderG = $BorderG;
            $BorderB = $BorderB;
          }
          if ($ForceAlpha != VOID) {
            $BorderAlpha = $ForceAlpha / 2;
          }
          $BorderColor = array(
            "R" => $BorderR,
            "G" => $BorderG,
            "B" => $BorderB,
            "Alpha" => $BorderAlpha,
          );
        }
        else {
          $Color["BorderAlpha"] = $BorderAlpha;
          if ($Surrounding != NULL) {
            $Color["BorderR"] = $Palette[$Key]["R"] + $Surrounding;
            $Color["BorderG"] = $Palette[$Key]["G"] + $Surrounding;
            $Color["BorderB"] = $Palette[$Key]["B"] + $Surrounding;
          }
          else {
            $Color["BorderR"] = $BorderR;
            $Color["BorderG"] = $BorderG;
            $Color["BorderB"] = $BorderB;
          }
          if ($ForceAlpha != VOID) {
            $Color["BorderAlpha"] = $ForceAlpha / 2;
          }
        }
      }
      foreach ($Data["Series"][$SerieName]["Data"] as $iKey => $Point) {
        $Weight = $Point + $Data["Series"][$WeightSeries[$Key]]["Data"][$iKey];
        $PosArray = $this->pChartObject
          ->scaleComputeY($Point, array(
          "AxisID" => $AxisID,
        ));
        $WeightArray = $this->pChartObject
          ->scaleComputeY($Weight, array(
          "AxisID" => $AxisID,
        ));
        if ($Data["Orientation"] == SCALE_POS_LEFTRIGHT) {
          if ($XDivs == 0) {
            $XStep = 0;
          }
          else {
            $XStep = ($this->pChartObject->GraphAreaX2 - $this->pChartObject->GraphAreaX1 - $XMargin * 2) / $XDivs;
          }
          $Y = floor($PosArray);
          $CircleRadius = floor(abs($PosArray - $WeightArray) / 2);
          if ($Shape == BUBBLE_SHAPE_SQUARE) {
            if ($RecordImageMap) {
              $this->pChartObject
                ->addToImageMap("RECT", floor($X - $CircleRadius) . "," . floor($Y - $CircleRadius) . "," . floor($X + $CircleRadius) . "," . floor($Y + $CircleRadius), $this->pChartObject
                ->toHTMLColor($Palette[$Key]["R"], $Palette[$Key]["G"], $Palette[$Key]["B"]), $SerieDescription, $Data["Series"][$WeightSeries[$Key]]["Data"][$iKey]);
            }
            if ($BorderWidth != 1) {
              $this->pChartObject
                ->drawFilledRectangle($X - $CircleRadius - $BorderWidth, $Y - $CircleRadius - $BorderWidth, $X + $CircleRadius + $BorderWidth, $Y + $CircleRadius + $BorderWidth, $BorderColor);
              $this->pChartObject
                ->drawFilledRectangle($X - $CircleRadius, $Y - $CircleRadius, $X + $CircleRadius, $Y + $CircleRadius, $Color);
            }
            else {
              $this->pChartObject
                ->drawFilledRectangle($X - $CircleRadius, $Y - $CircleRadius, $X + $CircleRadius, $Y + $CircleRadius, $Color);
            }
          }
          elseif ($Shape == BUBBLE_SHAPE_ROUND) {
            if ($RecordImageMap) {
              $this->pChartObject
                ->addToImageMap("CIRCLE", floor($X) . "," . floor($Y) . "," . floor($CircleRadius), $this->pChartObject
                ->toHTMLColor($Palette[$Key]["R"], $Palette[$Key]["G"], $Palette[$Key]["B"]), $SerieDescription, $Data["Series"][$WeightSeries[$Key]]["Data"][$iKey]);
            }
            if ($BorderWidth != 1) {
              $this->pChartObject
                ->drawFilledCircle($X, $Y, $CircleRadius + $BorderWidth, $BorderColor);
              $this->pChartObject
                ->drawFilledCircle($X, $Y, $CircleRadius, $Color);
            }
            else {
              $this->pChartObject
                ->drawFilledCircle($X, $Y, $CircleRadius, $Color);
            }
          }
          $X = $X + $XStep;
        }
        elseif ($Data["Orientation"] == SCALE_POS_TOPBOTTOM) {
          if ($XDivs == 0) {
            $XStep = 0;
          }
          else {
            $XStep = ($this->pChartObject->GraphAreaY2 - $this->pChartObject->GraphAreaY1 - $XMargin * 2) / $XDivs;
          }
          $X = floor($PosArray);
          $CircleRadius = floor(abs($PosArray - $WeightArray) / 2);
          if ($Shape == BUBBLE_SHAPE_SQUARE) {
            if ($RecordImageMap) {
              $this->pChartObject
                ->addToImageMap("RECT", floor($X - $CircleRadius) . "," . floor($Y - $CircleRadius) . "," . floor($X + $CircleRadius) . "," . floor($Y + $CircleRadius), $this->pChartObject
                ->toHTMLColor($Palette[$Key]["R"], $Palette[$Key]["G"], $Palette[$Key]["B"]), $SerieDescription, $Data["Series"][$WeightSeries[$Key]]["Data"][$iKey]);
            }
            if ($BorderWidth != 1) {
              $this->pChartObject
                ->drawFilledRectangle($X - $CircleRadius - $BorderWidth, $Y - $CircleRadius - $BorderWidth, $X + $CircleRadius + $BorderWidth, $Y + $CircleRadius + $BorderWidth, $BorderColor);
              $this->pChartObject
                ->drawFilledRectangle($X - $CircleRadius, $Y - $CircleRadius, $X + $CircleRadius, $Y + $CircleRadius, $Color);
            }
            else {
              $this->pChartObject
                ->drawFilledRectangle($X - $CircleRadius, $Y - $CircleRadius, $X + $CircleRadius, $Y + $CircleRadius, $Color);
            }
          }
          elseif ($Shape == BUBBLE_SHAPE_ROUND) {
            if ($RecordImageMap) {
              $this->pChartObject
                ->addToImageMap("CIRCLE", floor($X) . "," . floor($Y) . "," . floor($CircleRadius), $this->pChartObject
                ->toHTMLColor($Palette[$Key]["R"], $Palette[$Key]["G"], $Palette[$Key]["B"]), $SerieDescription, $Data["Series"][$WeightSeries[$Key]]["Data"][$iKey]);
            }
            if ($BorderWidth != 1) {
              $this->pChartObject
                ->drawFilledCircle($X, $Y, $CircleRadius + $BorderWidth, $BorderColor);
              $this->pChartObject
                ->drawFilledCircle($X, $Y, $CircleRadius, $Color);
            }
            else {
              $this->pChartObject
                ->drawFilledCircle($X, $Y, $CircleRadius, $Color);
            }
          }
          $Y = $Y + $XStep;
        }
      }
    }
  }
  function writeBubbleLabel($SerieName, $SerieWeightName, $Points, $Format = "") {
    $OverrideTitle = isset($Format["OverrideTitle"]) ? $Format["OverrideTitle"] : NULL;
    $DrawPoint = isset($Format["DrawPoint"]) ? $Format["DrawPoint"] : LABEL_POINT_BOX;
    if (!is_array($Points)) {
      $Point = $Points;
      $Points = "";
      $Points[] = $Point;
    }
    $Data = $this->pDataObject
      ->getData();
    $Palette = $this->pDataObject
      ->getPalette();
    if (!isset($Data["Series"][$SerieName]) || !isset($Data["Series"][$SerieWeightName])) {
      return 0;
    }
    list($XMargin, $XDivs) = $this->pChartObject
      ->scaleGetXSettings();
    $AxisID = $Data["Series"][$SerieName]["Axis"];
    $AxisMode = $Data["Axis"][$AxisID]["Display"];
    $AxisFormat = $Data["Axis"][$AxisID]["Format"];
    $AxisUnit = $Data["Axis"][$AxisID]["Unit"];
    $XStep = ($this->pChartObject->GraphAreaX2 - $this->pChartObject->GraphAreaX1 - $XMargin * 2) / $XDivs;
    $X = $this->pChartObject->GraphAreaX1 + $XMargin;
    $Y = $this->pChartObject->GraphAreaY1 + $XMargin;
    $Color = array(
      "R" => $Data["Series"][$SerieName]["Color"]["R"],
      "G" => $Data["Series"][$SerieName]["Color"]["G"],
      "B" => $Data["Series"][$SerieName]["Color"]["B"],
      "Alpha" => $Data["Series"][$SerieName]["Color"]["Alpha"],
    );
    foreach ($Points as $Key => $Point) {
      $Value = $Data["Series"][$SerieName]["Data"][$Point];
      $PosArray = $this->pChartObject
        ->scaleComputeY($Value, array(
        "AxisID" => $AxisID,
      ));
      if (isset($Data["Abscissa"]) && isset($Data["Series"][$Data["Abscissa"]]["Data"][$Point])) {
        $Abscissa = $Data["Series"][$Data["Abscissa"]]["Data"][$Point] . " : ";
      }
      else {
        $Abscissa = "";
      }
      $Value = $this->pChartObject
        ->scaleFormat($Value, $AxisMode, $AxisFormat, $AxisUnit);
      $Weight = $Data["Series"][$SerieWeightName]["Data"][$Point];
      $Caption = $Abscissa . $Value . " / " . $Weight;
      if (isset($Data["Series"][$SerieName]["Description"])) {
        $Description = $Data["Series"][$SerieName]["Description"];
      }
      else {
        $Description = "No description";
      }
      $Series = "";
      $Series[] = array(
        "Format" => $Color,
        "Caption" => $Caption,
      );
      if ($Data["Orientation"] == SCALE_POS_LEFTRIGHT) {
        if ($XDivs == 0) {
          $XStep = 0;
        }
        else {
          $XStep = ($this->pChartObject->GraphAreaX2 - $this->pChartObject->GraphAreaX1 - $XMargin * 2) / $XDivs;
        }
        $X = floor($X + $Point * $XStep);
        $Y = floor($PosArray);
      }
      else {
        if ($XDivs == 0) {
          $YStep = 0;
        }
        else {
          $YStep = ($this->pChartObject->GraphAreaY2 - $this->pChartObject->GraphAreaY1 - $XMargin * 2) / $XDivs;
        }
        $X = floor($PosArray);
        $Y = floor($Y + $Point * $YStep);
      }
      if ($DrawPoint == LABEL_POINT_CIRCLE) {
        $this->pChartObject
          ->drawFilledCircle($X, $Y, 3, array(
          "R" => 255,
          "G" => 255,
          "B" => 255,
          "BorderR" => 0,
          "BorderG" => 0,
          "BorderB" => 0,
        ));
      }
      elseif ($DrawPoint == LABEL_POINT_BOX) {
        $this->pChartObject
          ->drawFilledRectangle($X - 2, $Y - 2, $X + 2, $Y + 2, array(
          "R" => 255,
          "G" => 255,
          "B" => 255,
          "BorderR" => 0,
          "BorderG" => 0,
          "BorderB" => 0,
        ));
      }
      $this->pChartObject
        ->drawLabelBox($X, $Y - 3, $Description, $Series, $Format);
    }
  }

}

Constants

Name	Description
BUBBLE_SHAPE_ROUND
BUBBLE_SHAPE_SQUARE

Classes

Name	Description
pBubble