function drawPath($path, $form, $models, $objects)
{
$form->input('select', 'type[' . $path->id . ']', $path->item, ['values' => ['' => 'Выберите', 'continue' => 'Пропустить', 'container' => 'Контейнер', 'object' => ['text' => 'Объект', 'input' => ['name' => 'typeOptions[' . $path->id . ']', 'type' => 'select', 'source' => 'array', 'sourceArray' => $models]]] + $objects, 'value' => $path->type != 'object' ? $path->type : $path->object_id]);
foreach ($path->childs as $path) {
echo '<div class="col-xs-offset-1">';
drawPath($path, $form, $models, $objects);
echo '</div>';
}
}
function Radar($save, $file = '')
{
global $doc, $SCALE, $FONT_SIZE, $dx, $dy, $g, $myDoc, $msg, $lang, $f, $name, $save;
$FONT_SIZE = 12;
//$SCALE/10;
$g;
$doc = new DOMDocument('1.0');
$myDoc = $this->docs;
$lang = $this->lang;
$f = $this->f;
$num = count($this->ids);
$name = $this->criteria;
$msg = $this->msg;
if (!$save) {
header("Content-type: image/svg+xml");
}
//draw $n equidistant axis
if (!function_exists('drawAxis')) {
function drawAxis($n)
{
global $SCALE;
drawCircle(0.5 * $SCALE);
drawMark(0.5 * $SCALE - 25, 15, "0.5");
drawCircle($SCALE);
drawMark($SCALE - 15, 15, "1");
drawCircle(1.5 * $SCALE);
drawMark(1.5 * $SCALE - 25, 15, "1.5");
drawCircle(2 * $SCALE);
drawMark(2 * $SCALE - 15, 15, "2");
//N: should be commented
for ($i = 1; $i < $n + 1; $i++) {
drawSingleAxis(2 * $i * pi() / $n);
}
}
}
//draw a single axis at $angle (in radians) from angle 0
if (!function_exists('drawSingleAxis')) {
function drawSingleAxis($angle)
{
global $SCALE, $dx, $dy;
$x2 = 2 * $SCALE * cos($angle) + $dx;
$y2 = 2 * $SCALE * sin($angle) + $dy;
drawLine($dx, $dy, $x2, $y2);
}
}
//draw a circle of $r radius
if (!function_exists('drawCircle')) {
function drawCircle($r)
{
global $dx, $dy, $doc, $g;
$circle = $doc->createElement("circle");
$circle->setAttribute("cx", $dx);
$circle->setAttribute("cy", $dy);
$circle->setAttribute("r", $r);
$circle->setAttribute("fill", "none");
$circle->setAttribute("stroke", "lightgrey");
$circle->setAttribute("stroke-width", "1");
$g->appendChild($circle);
}
}
//draw a line between two points
if (!function_exists('drawLine')) {
function drawLine($x1, $y1, $x2, $y2)
{
global $doc, $g;
$line = $doc->createElement("line");
$line->setAttribute("x1", $x1);
$line->setAttribute("y1", $y1);
$line->setAttribute("x2", $x2);
$line->setAttribute("y2", $y2);
$line->setAttribute("stroke", "lightgrey");
$line->setAttribute("stroke-width", "1");
$g->appendChild($line);
}
}
//draw scale mark on the radar
//$x, $y: coordinates
//$mark : text to be displayed
if (!function_exists('drawMark')) {
function drawMark($x, $y, $mark)
{
global $FONT_SIZE, $dx, $dy, $doc, $g;
$text = $doc->createElement("text");
$text->setAttribute("x", $x + $dx);
$text->setAttribute("y", $y + $dy);
$text->setAttribute("font-family", "Verdana");
$text->setAttribute("font-size", $FONT_SIZE);
$text->setAttribute("fill", "lightgrey");
$text->appendChild($doc->createTextNode($mark));
$g->appendChild($text);
}
}
//draw an axis legend
//$x, $y: coordinates
//$element : element which title is to be displayed
if (!function_exists('drawText')) {
function drawText($x, $y, $element)
{
global $FONT_SIZE, $dx, $dy, $doc, $g, $lang, $f, $save;
$text = $doc->createElement("text");
$text->setAttribute("x", $x + $dx);
$text->setAttribute("y", $y + $dy);
$text->setAttribute("font-family", "Verdana");
$text->setAttribute("font-size", $FONT_SIZE);
$text->appendChild($doc->createTextNode($element->title));
if ($element->children) {
if ($save) {
$text->setAttribute("fill", "black");
} else {
$text->setAttribute("fill", "green");
}
$a = $doc->createElement("a");
$a->setAttribute("xlink:href", $_SERVER['PHP_SELF'] . "?lang={$lang}&" . $f . "c=" . $element->name . "&svg=yes");
$a->appendChild($text);
$g->appendChild($a);
} else {
$text->setAttribute("fill", "black");
$g->appendChild($text);
}
//text position is ajusted to be outside the circle shape
//8 here is empiric data :)
$textLength = strlen($element->title) * 8;
$myX = abs($x) == $x ? $x : $x - $textLength;
$myY = abs($y) == $y ? $y + $FONT_SIZE : $y;
$text->setAttribute("x", $myX + $dx);
$text->setAttribute("y", $myY + $dy);
}
}
//draw "Up" and "Back" links under the navigation tree
//$name : name of the current criterion
if (!function_exists('drawNavBar')) {
function drawNavBar($name)
{
global $doc, $g, $msg, $myDoc, $lang, $f;
$a = $doc->createElement("a");
$a->setAttribute("xlink:href", "show.php?lang={$lang}&" . $f . "svg=yes");
$text = $doc->createElement("text");
$text->setAttribute("x", 0);
$text->setAttribute("y", 25);
$text->setAttribute("fill", "green");
$text->appendChild($doc->createTextNode($msg['s5_back']));
$a->appendChild($text);
$g->appendChild($a);
if ($myDoc[0]->getParent($name)) {
$a = $doc->createElement("a");
$a->setAttribute("xlink:href", $_SERVER['PHP_SELF'] . "?lang={$lang}&" . $f . "c=" . $myDoc[0]->getParent($name)->getAttribute("name") . "&svg=yes");
$text = $doc->createElement("text");
$text->setAttribute("x", strlen($msg['s5_back']) * 12);
$text->setAttribute("y", 25);
$text->setAttribute("fill", "green");
$text->appendChild($doc->createTextNode($msg['s5_up']));
$a->appendChild($text);
$g->appendChild($a);
}
}
}
//draw the graph's title including software name and release and navigation tree
//$name : name of the current criterion
if (!function_exists('drawTitle')) {
function drawTitle($name)
{
global $doc, $g, $FONT_SIZE, $myDoc;
$text = $doc->createElement("text");
$text->setAttribute("font-family", "Verdana");
$text->setAttribute("font-weight", "bold");
$text->setAttribute("font-size", $FONT_SIZE);
$tspan = $doc->createElement("tspan");
$tspan->appendChild($doc->createTextNode($title = $myDoc[0]->getkeytitle($name)));
$text->appendChild($tspan);
$lasttspan = $tspan;
$node = $name;
while ($myDoc[0]->getParent($node)) {
$tspan = $doc->createElement("tspan");
$tspan->appendChild($doc->createTextNode($myDoc[0]->getParent($node)->getAttribute("title") . " > "));
$text->insertBefore($tspan, $lasttspan);
$node = $myDoc[0]->getParent($node)->getAttribute("name");
$lasttspan = $tspan;
}
for ($i = 0; $i < count($myDoc); $i++) {
$tspan = $doc->createElement("tspan");
$tspan->setAttribute("fill", getcolor($i));
$tspan->appendChild($doc->createTextNode($myDoc[$i]->getkey("appname") . " " . $myDoc[$i]->getkey("release") . " "));
$text->insertBefore($tspan, $lasttspan);
}
return $text;
}
}
//draw path between points on each axis
//$myDoc : QSOSDocument concerned
//$name : name of the criteria regrouping subcriteria to be displayed
// if $name is not set, gobal sectiosn are displayed
//$n : position of the software to display in the list (used for coloring)
//$weights: array of weights for the scores
if (!function_exists('drawPath')) {
function drawPath($myDoc, $name, $n, $weights)
{
global $doc, $SCALE, $dx, $dy;
$path = $doc->createElement("path");
$myD = "";
if (isset($name) && $name != "") {
$tree = $myDoc->getWeightedSubTree($name, $weights);
} else {
$tree = $myDoc->getWeightedTree($weights);
}
/*N
$totalWeight = 0;
for ($i=0; $i < count($tree); $i++) {
$totalWeight = $totalWeight + $weights[$tree[$i]->name];
}*/
drawAxis(count($tree));
$angle = 0;
for ($i = 0; $i < count($tree); $i++) {
/*N $delta = $weights[$tree[$i]->name]*2*pi()/$totalWeight;
$angle_text = $angle + $delta/2;
$angle = $angle + $delta;
drawSingleAxis($angle);*/
$myD .= $i == 0 ? "M" : "L";
//N: should be commented
$angle = ($i + 1) * 2 * pi() / count($tree);
$x = $tree[$i]->score * $SCALE * cos($angle);
$x = $x + $dx;
$y = $tree[$i]->score * $SCALE * sin($angle);
$y = $y + $dy;
$myD .= " {$x} {$y} ";
//2.1 = 2 + 0.1 of padding before actual text display
//N: drawText(2.1*$SCALE*cos($angle_text), 2.1*$SCALE*sin($angle_text), $tree[$i]);
drawText(2.1 * $SCALE * cos($angle), 2.1 * $SCALE * sin($angle), $tree[$i]);
}
$myD .= "z";
$path->setAttribute("d", $myD);
$path->setAttribute("fill", getColor($n));
$path->setAttribute("fill-opacity", "0.2");
$path->setAttribute("stroke-width", "3");
$path->setAttribute("stroke", getColor($n));
return $path;
}
}
//Return drawing color depending on software position in the list
if (!function_exists('getColor')) {
function getColor($i)
{
$colors = array('red', 'blue', 'green', 'purple');
if ($i < count($colors)) {
return $colors[$i];
} else {
return "black";
}
}
}
$svg = $doc->createElement('svg');
$svg->setAttribute('xmlns', 'http://www.w3.org/2000/svg');
$svg->setAttribute('xmlns:xlink', 'http://www.w3.org/1999/xlink');
$svg->setAttribute('width', '1000');
$svg->setAttribute('height', '600');
//Graph element
$g = $doc->createElement('g');
$g->setAttribute('transform', 'translate(50,50)');
$g->appendChild(drawTitle($name));
if (!$save) {
drawNavBar($name);
}
//display each software on the graph
for ($i = 0; $i < $num; $i++) {
$g->appendChild(drawPath($myDoc[$i], $name, $i, $weights));
}
$svg->appendChild($g);
$doc->appendChild($svg);
if ($save) {
$doc->save($file);
} else {
echo $doc->saveXML();
}
}
