public static function asImage(WPlan $week, $withEmptyDays, $fileName, array $options = array())
{
# merge the request parameters with the defaults
$opt = array_merge(WPlan_ImageRenderer::$defaults, $options);
# set the values we'll use
$ww = $opt['w'];
$hh = @$opt['h'] ? $opt['h'] : $ww;
#
$table = imagecreatetruecolor($ww, $hh);
$dark = hexdec($opt['dark']);
$light = hexdec($opt['light']);
$grid = hexdec($opt['grid']);
$border = hexdec($opt['border']);
$textColor = hexdec($opt['text']);
#
$tcol = 40;
$hdr = 30;
$ftr = 10;
$numrows = (count(WPlan_ImageRenderer::$hrs1) - 1) * 2;
$w = ($ww - 2 * $tcol) / 7;
$h = ($hh - $hdr - $ftr) / $numrows;
imagefilledrectangle($table, 0, 0, $ww, $hh, $light);
imageline($table, $tcol, $hdr - 7, $ww, $hdr - 7, $dark);
# draw the grid
for ($i = 0; $i < 6; $i += 1) {
$x = $tcol + $i * $w;
imageline($table, $x, 0, $x, $hh, $grid);
}
$x += $tcol;
imageline($table, $x, 0, $x, $hh, $grid);
$x += $w;
imageline($table, $x, 0, $x, $hh, $grid);
for ($j = 0; $j < $numrows + 1; $j += 2) {
$y = $hdr + $j * $h;
imagefilledrectangle($table, $tcol, $y, $tcol + 5 * $w, $y + $h, $grid);
imagefilledrectangle($table, 2 * $tcol + 5 * $w, $y, $ww, $y + $h, $grid);
}
# fill the times
$t1 = WPlan::getTime(WPlan_ImageRenderer::$hrs1[0]);
foreach (WPlan_ImageRenderer::$hrs1 as $hr) {
$t = WPlan::getTime($hr);
WPlan_ImageRenderer::center($table, $hr, 0, $tcol, $hdr - 7 + ($t->serial - $t1->serial) * $h, 8, $textColor);
}
$t2 = WPlan::getTime(WPlan_ImageRenderer::$hrs2[0]);
foreach (WPlan_ImageRenderer::$hrs2 as $hr) {
$t = WPlan::getTime($hr);
WPlan_ImageRenderer::center($table, $hr, $tcol + 5 * $w, $tcol, $hdr - 7 + ($t->serial - $t2->serial) * $h, 8, $textColor);
}
#assign colors
$crtcol = 0;
$colorMap = array();
foreach ($week->days as $day) {
if (isset($day->events)) {
foreach ($day->events as $event) {
if (!array_key_exists($event->name, $colorMap)) {
$colorMap[$event->name] = $crtcol;
$crtcol++;
}
}
}
}
#echo var_export($map);
# print the schedule
$nday = 0;
foreach ($week->days as $day) {
$dx = $w;
$x0 = 0;
if ($nday < 5) {
$x0 = $tcol + $nday * $w;
} else {
$x0 = 2 * $tcol + ($nday - 5) * $w + 5 * $w;
}
$dayname = $day->name;
WPlan_ImageRenderer::center($table, $dayname, $x0 + 5, $dx - 10, 0, 12, $textColor, 1);
if (isset($day->events)) {
foreach ($day->events as $event) {
$dy = ($event->to->serial - $event->from->serial) * $h;
$y0 = 0;
if ($nday < 5) {
$y0 = $hdr + ($event->from->serial - $t1->serial) * $h;
} else {
$y0 = $hdr + ($event->from->serial - $t2->serial) * $h;
}
WPlan_ImageRenderer::drawBox($table, $x0 + 1, $y0 + 1, $dx - 2, $dy - 2, hexdec(WPlan_ImageRenderer::$colors[$colorMap[$event->name]]), $event, $textColor);
}
}
$nday++;
}
# return the completed image
imagepng($table, $fileName);
imagedestroy($table);
}
private static function parseTimes($times)
{
$ts = explode('-', $times);
$from = WPlan::getTime($ts[0]);
$to = WPlan::getTime($ts[1]);
return array('from' => $from, 'to' => $to);
}