<?php
/**
 * webtrees: online genealogy
 * Copyright (C) 2018 webtrees development team
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
declare(strict_types=1);

namespace Fisharebest\Webtrees\Report;

/**
 * Class ReportPdfImage
 */
class ReportPdfImage extends ReportBaseImage
{
    /**
     * PDF image renderer
     *
     * @param ReportTcpdf $renderer
     *
     * @return void
     */
    public function render($renderer)
    {
        global $lastpicbottom, $lastpicpage, $lastpicleft, $lastpicright;

        // Check for a pagebreak first
        if ($renderer->checkPageBreakPDF($this->height + 5)) {
            $this->y = $renderer->GetY();
        }

        $curx = $renderer->GetX();

        // Get the current positions
        if ($this->x === ReportBaseElement::CURRENT_POSITION) {
            $this->x = $renderer->GetX();
        } else {
            // For static position add margin
            $this->x = $renderer->addMarginX($this->x);
            $renderer->SetX($curx);
        }
        if ($this->y === ReportBaseElement::CURRENT_POSITION) {
            //-- first check for a collision with the last picture
            if (isset($lastpicbottom)) {
                if (($renderer->PageNo() == $lastpicpage) && ($lastpicbottom >= $renderer->GetY()) && ($this->x >= $lastpicleft) && ($this->x <= $lastpicright)
                ) {
                    $renderer->SetY($lastpicbottom + 5);
                }
            }
            $this->y = $renderer->GetY();
        } else {
            $renderer->SetY($this->y);
        }
        if ($renderer->getRTL()) {
            $renderer->Image(
                $this->file,
                $renderer->getPageWidth() - $this->x,
                $this->y,
                $this->width,
                $this->height,
                '',
                '',
                $this->line,
                false,
                72,
                $this->align
            );
        } else {
            $renderer->Image(
                $this->file,
                $this->x,
                $this->y,
                $this->width,
                $this->height,
                '',
                '',
                $this->line,
                false,
                72,
                $this->align
            );
        }
        $lastpicpage           = $renderer->PageNo();
        $renderer->lastpicpage = $renderer->getPage();
        $lastpicleft           = $this->x;
        $lastpicright          = $this->x + $this->width;
        $lastpicbottom         = $this->y + $this->height;
        // Setup for the next line
        if ($this->line == 'N') {
            $renderer->SetY($lastpicbottom);
        }
    }

    /**
     * Get the image height
     *
     * @param ReportTcpdf $pdf
     *
     * @return float
     */
    public function getHeight($pdf): float
    {
        return $this->height;
    }

    /**
     * Get the image width.
     *
     * @param $pdf
     *
     * @return float|array
     */
    public function getWidth($pdf)
    {
        return $this->width;
    }
}