Magento2 Image Upload with Delete checkbox and Render Image in Grid

Admin Form File Of Module

<?php
namespace Namespace\ModuleName\Block\Adminhtml\Model\Edit\Tab;
class Main extends \Magento\Backend\Block\Widget\Form\Generic implements \Magento\Backend\Block\Widget\Tab\TabInterface
{
    /**
     * @var \Magento\Store\Model\System\Store
     */
    protected $_systemStore;
     protected $_allowedAttribute;

    /**
     * @param \Magento\Backend\Block\Template\Context $context
     * @param \Magento\Framework\Registry $registry
     * @param \Magento\Framework\Data\FormFactory $formFactory
     * @param \Magento\Store\Model\System\Store $systemStore
     * @param array $data
     */
    public function __construct(
        \Magento\Backend\Block\Template\Context $context,
        \Magento\Framework\Registry $registry,
        \Magento\Framework\Data\FormFactory $formFactory,
         \Namespace\ModuleName\Model\System\Config\Status $allowedAttribute,
        \Magento\Store\Model\System\Store $systemStore,
        array $data = array()
    ) {
        $this->_systemStore = $systemStore;
        $this->_allowedAttribute = $allowedAttribute;
        parent::__construct($context, $registry, $formFactory, $data);
    }

    /**
     * Prepare form
     *
     * @return $this
     */
    protected function _prepareForm()
    {
  /* @var $model \Magento\Cms\Model\Page */
        $model = $this->_coreRegistry->registry('ModuleName_model');
  $isElementDisabled = false;
        /** @var \Magento\Framework\Data\Form $form */
        $form = $this->_formFactory->create();

        $form->setHtmlIdPrefix('page_');

        $fieldset = $form->addFieldset('base_fieldset', array('legend' => __('Main')));
        
        /*$fieldset->addType('image', '\Namespace\ModuleName\Block\Adminhtml\Model\Grid\Renderer\Image1');*/

        if ($model->getId()) {
            $fieldset->addField('id', 'hidden', array('name' => 'id'));
        } 


     $fieldset->addField(
    'status',
    'select',
    [    'name' =>'status',
        'label' => __('Status'),
        'title' => __('Enable/Disable'),
        'required' => true,
        'options' => ['1' => __('Enable'), '0' => __('Disable')]
    ]
        );


         $fieldset->addField(
            'country',
            'select',
            array(
                'name' => 'country',
                'label' => __('Select Country'),
                'title' => __('Select Country'),
                'values' => $this->_allowedAttribute->toOptionArray(),
                /*'required' => true,*/
            )
        );
 
        $fieldset->addField(
            'storeimage',
            'image',
            array(
                'name' => 'storeimage',
                'label' => __('Store Image'),
                'title' => __('Store Image'),
                /*'required' => true,*/
                'note' => 'Allow image type: jpg, jpeg, gif, png',
            )
        );



 
  /*{{CedAddFormField}}*/
        
        if (!$model->getId()) {
            $model->setData('status', $isElementDisabled ? '2' : '1');
        }

        $form->setValues($model->getData());
        $this->setForm($form);

        return parent::_prepareForm();   
    }

    /**
     * Prepare label for tab
     *
     * @return string
     */
    public function getTabLabel()
    {
        return __('Main');
    }

    /**
     * Prepare title for tab
     *
     * @return string
     */
    public function getTabTitle()
    {
        return __('Main');
    }

    /**
     * {@inheritdoc}
     */
    public function canShowTab()
    {
        return true;
    }

    /**
     * {@inheritdoc}
     */
    public function isHidden()
    {
        return false;
    }

    /**
     * Check permission for passed action
     *
     * @param string $resourceId
     * @return bool
     */
    protected function _isAllowedAction($resourceId)
    {
        return $this->_authorization->isAllowed($resourceId);
    }
}

Create a file inside    

Namespace=>ModuleName=>Block=>Adminhtml=>ModelGrid==>>Renderer  with name Image1

<?php
namespace Namespace\ModuleName\Block\Adminhtml\Model\Grid\Renderer;



class Image1 extends  \Magento\Framework\Data\Form\Element\Image
{
    /**
     * Post image model
     *
     * @var \Mageplaza\Blog\Model\Post\Image
     */
    public $imageModel;

    /**
     * constructor
     *
     * @param \Mageplaza\Blog\Model\Post\Image $imageModel
     * @param \Magento\Framework\Data\Form\Element\Factory $factoryElement
     * @param \Magento\Framework\Data\Form\Element\CollectionFactory $factoryCollection
     * @param \Magento\Framework\Escaper $escaper
     * @param \Magento\Framework\UrlInterface $urlBuilder
     * @param array $data
     */
    public function __construct(
        \Namespace\ModuleName\Model\System\Config\Image $imageModel,
        \Magento\Framework\Data\Form\Element\Factory $factoryElement,
        \Magento\Framework\Data\Form\Element\CollectionFactory $factoryCollection,
        \Magento\Framework\Escaper $escaper,
        \Magento\Framework\UrlInterface $urlBuilder,
        array $data
    ) {
    
        $this->imageModel = $imageModel;
        parent::__construct($factoryElement, $factoryCollection, $escaper, $urlBuilder, $data);
    }

    /**
     * Get image preview url
     *
     * @return string
     */
    protected function _getUrl()
    {
        $url = false;
        if ($this->getValue()) {
            $url = $this->imageModel->getBaseUrl().$this->getValue();

        
        }
        return $url;
    }
}

Create a file inside  

  Namespace=>ModuleName=>Model==>>System==>>Config with name  Image 

<?php

namespace Namespace\ModuleName\Model\System\Config;


/**
 * Class Config
 *
 * @package Name\MyModule\Model\Config\Backend
 */
class Image 
{
    /**
     * Media sub folder
     *
     * @var string
     */
    public $subDir = 'bluethink';

    /**
     * URL builder
     *
     * @var \Magento\Framework\UrlInterface
     */
    public $urlBuilder;

    /**
     * File system model
     *
     * @var \Magento\Framework\Filesystem
     */
    public $fileSystem;

    /**
     * constructor
     *
     * @param \Magento\Framework\UrlInterface $urlBuilder
     * @param \Magento\Framework\Filesystem $fileSystem
     */
    public function __construct(
        \Magento\Framework\UrlInterface $urlBuilder,
        \Magento\Framework\Filesystem $fileSystem
    ) {
    
        $this->urlBuilder = $urlBuilder;
        $this->fileSystem = $fileSystem;
    }

    /**
     * get images base url
     *
     * @return string
     */
    public function getBaseUrl()
    {
        return $this->urlBuilder->getBaseUrl(['_type' => \Magento\Framework\UrlInterface::URL_TYPE_MEDIA])
            .$this->subDir.'/storeimage';
    }
    /**
     * get base image dir
     *
     * @return string
     */
    public function getBaseDir()
    {
        return $this->fileSystem->getDirectoryWrite(\Magento\Framework\App\Filesystem\DirectoryList::MEDIA)
            ->getAbsolutePath($this->subDir.'/storeimage');
    }
}

To Render Image in Grid

<?php
namespace Namespace\ModuleName\Block\Adminhtml\Model\Grid\Renderer;

use Magento\Backend\Block\Widget\Grid\Column\Renderer\AbstractRenderer;
use Magento\Framework\DataObject;
use Magento\Store\Model\StoreManagerInterface;

class Image extends AbstractRenderer
{
    private $_storeManager;
    /**
     * @param \Magento\Backend\Block\Context $context
     * @param array $data
     */
    public function __construct(\Magento\Backend\Block\Context $context, StoreManagerInterface $storemanager, array $data = [])
    {
        $this->_storeManager = $storemanager;
        parent::__construct($context, $data);
        $this->_authorization = $context->getAuthorization();
    }
    /**
     * Renders grid column
     *
     * @param Object $row
     * @return  string
     */
    public function render(DataObject $row)
    {
   
         $mediaDirectory = $this->_storeManager->getStore()->getBaseUrl(
            \Magento\Framework\UrlInterface::URL_TYPE_MEDIA
        );
       
         $imageUrl = $mediaDirectory.'Namespace/storeimage'.$this->_getValue($row); 
         path 
        return '<img src="'.$imageUrl.'" width="70"/>';


        
    }
}

Add this in Grid.php

<?php

$this->addColumn(
            'storeimage',
            [
                'header' => __('storeimage'),
                'index' => 'storeimage',
                'class' => 'storeimage',
                'renderer'  => '\Bluethink\Storelocator\Block\Adminhtml\Model\Grid\Renderer\Image'
            ]
        );
?>