Software: Apache/2.2.3 (CentOS). PHP/5.1.6 uname -a: Linux mx-ll-110-164-51-230.static.3bb.co.th 2.6.18-194.el5PAE #1 SMP Fri Apr 2 15:37:44 uid=48(apache) gid=48(apache) groups=48(apache) Safe-mode: OFF (not secure) /var/www/html/manage/jpgraph/src/ drwxr-xr-x |
Viewing file: Select action/file-type: Plot($datay,$datax); $this->mark = new PlotMark(); } //--------------- // PUBLIC METHODS // Set style, filled or open function SetFilled($aFlag=true) { JpGraphError::Raise('LinePlot::SetFilled() is deprecated. Use SetFillColor()'); } function SetBarCenter($aFlag=true) { $this->barcenter=$aFlag; } function SetStyle($aStyle) { $this->line_style=$aStyle; } function SetStepStyle($aFlag=true) { $this->step_style = $aFlag; } function SetColor($aColor) { parent::SetColor($aColor); } function SetFillFromYMin($f=true) { $this->fillFromMin = $f ; } function SetFillColor($aColor,$aFilled=true) { $this->fill_color=$aColor; $this->filled=$aFilled; } function SetFillGradient($aFromColor,$aToColor,$aNumColors=100,$aFilled=true) { $this->fillgrad_fromcolor = $aFromColor; $this->fillgrad_tocolor = $aToColor; $this->fillgrad_numcolors = $aNumColors; $this->filled = $aFilled; $this->fillgrad = true; } function Legend(&$graph) { if( $this->legend!="" ) { if( $this->filled ) { $graph->legend->Add($this->legend, $this->fill_color,$this->mark,0, $this->legendcsimtarget,$this->legendcsimalt); } else { $graph->legend->Add($this->legend, $this->color,$this->mark,$this->line_style, $this->legendcsimtarget,$this->legendcsimalt); } } } function AddArea($aMin=0,$aMax=0,$aFilled=LP_AREA_NOT_FILLED,$aColor="gray9",$aBorder=LP_AREA_BORDER) { if($aMin > $aMax) { // swap $tmp = $aMin; $aMin = $aMax; $aMax = $tmp; } $this->filledAreas[] = array($aMin,$aMax,$aColor,$aFilled,$aBorder); } // Gets called before any axis are stroked function PreStrokeAdjust(&$graph) { // If another plot type have already adjusted the // offset we don't touch it. // (We check for empty in case the scale is a log scale // and hence doesn't contain any xlabel_offset) if( empty($graph->xaxis->scale->ticks->xlabel_offset) || $graph->xaxis->scale->ticks->xlabel_offset == 0 ) { if( $this->center ) { ++$this->numpoints; $a=0.5; $b=0.5; } else { $a=0; $b=0; } $graph->xaxis->scale->ticks->SetXLabelOffset($a); $graph->SetTextScaleOff($b); //$graph->xaxis->scale->ticks->SupressMinorTickMarks(); } } function SetFastStroke($aFlg=true) { $this->iFastStroke = $aFlg; } function FastStroke(&$img,&$xscale,&$yscale,$aStartPoint=0,$exist_x=true) { // An optimized stroke for many data points with no extra // features but 60% faster. You can't have values or line styles, or null // values in plots. $numpoints=count($this->coords[0]); if( $this->barcenter ) $textadj = 0.5-$xscale->text_scale_off; else $textadj = 0; $img->SetColor($this->color); $img->SetLineWeight($this->weight); $pnts=$aStartPoint; while( $pnts < $numpoints ) { if( $exist_x ) $x=$this->coords[1][$pnts]; else $x=$pnts+$textadj; $xt = $xscale->Translate($x); $y=$this->coords[0][$pnts]; $yt = $yscale->Translate($y); if( is_numeric($y) ) { $cord[] = $xt; $cord[] = $yt; } elseif( $y == '-' && $pnts > 0 ) { // Just ignore } else { JpGraphError::Raise('Plot too complicated for fast line Stroke. Use standard Stroke()'); return; } ++$pnts; } // WHILE $img->Polygon($cord,false,true); } function Stroke(&$img,&$xscale,&$yscale) { $numpoints=count($this->coords[0]); if( isset($this->coords[1]) ) { if( count($this->coords[1])!=$numpoints ) JpGraphError::Raise("Number of X and Y points are not equal. Number of X-points:".count($this->coords[1])." Number of Y-points:$numpoints"); else $exist_x = true; } else $exist_x = false; if( $this->barcenter ) $textadj = 0.5-$xscale->text_scale_off; else $textadj = 0; // Find the first numeric data point $startpoint=0; while( $startpoint < $numpoints && !is_numeric($this->coords[0][$startpoint]) ) ++$startpoint; // Bail out if no data points if( $startpoint == $numpoints ) return; if( $this->iFastStroke ) { $this->FastStroke($img,$xscale,$yscale,$startpoint,$exist_x); return; } if( $exist_x ) $xs=$this->coords[1][$startpoint]; else $xs= $textadj+$startpoint; $img->SetStartPoint($xscale->Translate($xs), $yscale->Translate($this->coords[0][$startpoint])); if( $this->filled ) { $cord[] = $xscale->Translate($xs); $min = $yscale->GetMinVal(); if( $min > 0 || $this->fillFromMin ) $cord[] = $yscale->Translate($min); else $cord[] = $yscale->Translate(0); } $xt = $xscale->Translate($xs); $yt = $yscale->Translate($this->coords[0][$startpoint]); $cord[] = $xt; $cord[] = $yt; $yt_old = $yt; $xt_old = $xt; $y_old = $this->coords[0][$startpoint]; $this->value->Stroke($img,$this->coords[0][$startpoint],$xt,$yt); $img->SetColor($this->color); $img->SetLineWeight($this->weight); $img->SetLineStyle($this->line_style); $pnts=$startpoint+1; $firstnonumeric = false; while( $pnts < $numpoints ) { if( $exist_x ) $x=$this->coords[1][$pnts]; else $x=$pnts+$textadj; $xt = $xscale->Translate($x); $yt = $yscale->Translate($this->coords[0][$pnts]); $y=$this->coords[0][$pnts]; if( $this->step_style ) { // To handle null values within step style we need to record the // first non numeric value so we know from where to start if the // non value is '-'. if( is_numeric($y) ) { $firstnonumeric = false; if( is_numeric($y_old) ) { $img->StyleLine($xt_old,$yt_old,$xt,$yt_old); $img->StyleLine($xt,$yt_old,$xt,$yt); } elseif( $y_old == '-' ) { $img->StyleLine($xt_first,$yt_first,$xt,$yt_first); $img->StyleLine($xt,$yt_first,$xt,$yt); } else { $yt_old = $yt; $xt_old = $xt; } $cord[] = $xt; $cord[] = $yt_old; $cord[] = $xt; $cord[] = $yt; } elseif( $firstnonumeric==false ) { $firstnonumeric = true; $yt_first = $yt_old; $xt_first = $xt_old; } } else { if( is_numeric($y) || (is_string($y) && $y != "-") ) { $tmp1=$this->coords[0][$pnts]; $tmp2=$this->coords[0][$pnts-1]; if( is_numeric($tmp1) && (is_numeric($tmp2) || $tmp2=="-" ) ) { $img->StyleLineTo($xt,$yt); } else { $img->SetStartPoint($xt,$yt); } if( is_numeric($tmp1) && (is_numeric($tmp2) || $tmp2=="-" || ($this->filled && $tmp2=='') ) ) { $cord[] = $xt; $cord[] = $yt; } } } $yt_old = $yt; $xt_old = $xt; $y_old = $y; $this->StrokeDataValue($img,$this->coords[0][$pnts],$xt,$yt); ++$pnts; } if( $this->filled ) { $cord[] = $xt; if( $min > 0 || $this->fillFromMin ) $cord[] = $yscale->Translate($min); else $cord[] = $yscale->Translate(0); if( $this->fillgrad ) { $img->SetLineWeight(1); $grad = new Gradient($img); $grad->SetNumColors($this->fillgrad_numcolors); $grad->FilledFlatPolygon($cord,$this->fillgrad_fromcolor,$this->fillgrad_tocolor); $img->SetLineWeight($this->weight); } else { $img->SetColor($this->fill_color); $img->FilledPolygon($cord); } if( $this->line_weight > 0 ) { $img->SetColor($this->color); $img->Polygon($cord); } } if(!empty($this->filledAreas)) { $minY = $yscale->Translate($yscale->GetMinVal()); $factor = ($this->step_style ? 4 : 2); for($i = 0; $i < sizeof($this->filledAreas); ++$i) { // go through all filled area elements ordered by insertion // fill polygon array $areaCoords[] = $cord[$this->filledAreas[$i][0] * $factor]; $areaCoords[] = $minY; $areaCoords = array_merge($areaCoords, array_slice($cord, $this->filledAreas[$i][0] * $factor, ($this->filledAreas[$i][1] - $this->filledAreas[$i][0] + ($this->step_style ? 0 : 1)) * $factor)); $areaCoords[] = $areaCoords[sizeof($areaCoords)-2]; // last x $areaCoords[] = $minY; // last y if($this->filledAreas[$i][3]) { $img->SetColor($this->filledAreas[$i][2]); $img->FilledPolygon($areaCoords); $img->SetColor($this->color); } // Check if we should draw the frame. // If not we still re-draw the line since it might have been // partially overwritten by the filled area and it doesn't look // very good. // TODO: The behaviour is undefined if the line does not have // any line at the position of the area. if( $this->filledAreas[$i][4] ) $img->Polygon($areaCoords); else $img->Polygon($cord); $areaCoords = array(); } } if( $this->mark->type == -1 || $this->mark->show == false ) return; for( $pnts=0; $pnts<$numpoints; ++$pnts) { if( $exist_x ) $x=$this->coords[1][$pnts]; else $x=$pnts+$textadj; $xt = $xscale->Translate($x); $yt = $yscale->Translate($this->coords[0][$pnts]); if( is_numeric($this->coords[0][$pnts]) ) { if( !empty($this->csimtargets[$pnts]) ) { $this->mark->SetCSIMTarget($this->csimtargets[$pnts]); $this->mark->SetCSIMAlt($this->csimalts[$pnts]); } if( $exist_x ) $x=$this->coords[1][$pnts]; else $x=$pnts; $this->mark->SetCSIMAltVal($this->coords[0][$pnts],$x); $this->mark->Stroke($img,$xt,$yt); $this->csimareas .= $this->mark->GetCSIMAreas(); $this->StrokeDataValue($img,$this->coords[0][$pnts],$xt,$yt); } } } } // Class //=================================================== // CLASS AccLinePlot // Description: //=================================================== class AccLinePlot extends Plot { var $plots=null,$nbrplots=0,$numpoints=0; var $iStartEndZero=true; //--------------- // CONSTRUCTOR function AccLinePlot($plots) { $this->plots = $plots; $this->nbrplots = count($plots); $this->numpoints = $plots[0]->numpoints; for($i=0; $i < $this->nbrplots; ++$i ) { $this->LineInterpolate($this->plots[$i]->coords[0]); } } //--------------- // PUBLIC METHODS function Legend(&$graph) { foreach( $this->plots as $p ) $p->DoLegend($graph); } function Max() { list($xmax) = $this->plots[0]->Max(); $nmax=0; for($i=0; $i |
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