GroupDocs.Viewer Cloud allows setting output page size for rendering Email messages into HTML, PDF, and images. To enable this feature, the PageSize property of the EmailOptions class is used. The following are the pages sizes that are supported and provided in PageSize enumeration:
Unspecified - The default, unspecified page size
Letter - The size of the Letter page in points is 792 × 612
Ledger - The size of the Ledger page in points is 1224 × 792
A0 - The size of the A0 page in points is 3371 × 2384
A1 - The size of the A1 page in points is 2384 × 1685
A2 - The size of the A2 page in points is 1684 × 1190
A3 - The size of the A3 page in points is 1190 × 842
A4 - The size of the A4 page in points is 842 × 595
This example demonstrates how to adjust output page size.
API Usage
There are steps that usage of GroupDocs.Viewer Cloud consists of:
Upload input document into cloud storage
Render document or get document info
Download rendered document from storage
Steps 1 and 3 are storage operations, please refer to this File API documentation for usage details.
Swagger UI lets you call this REST API directly from the browser.
cURL example
# First get JSON Web Token# Please get your Client Id and Client Secret from https://dashboard.groupdocs.cloud/applications. Kindly place Client Id in "client_id" and Client Secret in "client_secret" argument.curl -v "https://api.groupdocs.cloud/connect/token"\
-X POST \
-d "grant_type=client_credentials&client_id=xxxx&client_secret=xxxx"\
-H "Content-Type: application/x-www-form-urlencoded"\
-H "Accept: application/json"# cURL example to get document informationcurl -v "https://api.groupdocs.cloud/v2.0/viewer/view"\
-X POST \
-H "Content-Type: application/json"\
-H "Accept: application/json"\
-H "Authorization: Bearer <jwt token>"-d "{
'FileInfo': {
'FilePath': 'SampleFiles/sample.msg'
},
'ViewFormat': 'PDF',
'RenderOptions': {
'EmailOptions': {
'PageSize' : 'A4'
}
}"
The API is completely independent of your operating system, database system or development language. We provide and support API SDKs in many development languages in order to make it even easier to integrate. You can see our available SDKs list here.
// For complete examples and data files, please go to https://github.com/groupdocs-viewer-cloud/groupdocs-viewer-cloud-dotnet-samplesstringMyClientSecret="";// Get Client Id and Client Secret from https://dashboard.groupdocs.cloudstringMyClientId="";// Get Client Id and Client Secret from https://dashboard.groupdocs.cloudvarconfiguration=newConfiguration(MyClientId,MyClientSecret);varapiInstance=newViewApi(configuration);varviewOptions=newViewOptions{FileInfo=newFileInfo{FilePath="SampleFiles/sample.msg"},ViewFormat=ViewOptions.ViewFormatEnum.PDF,RenderOptions=newPdfOptions{EmailOptions=newEmailOptions{PageSize=EmailOptions.PageSizeEnum.A4}}};varresponse=apiInstance.CreateView(newCreateViewRequest(viewOptions));
// For complete examples and data files, please go to https://github.com/groupdocs-viewer-cloud/groupdocs-viewer-cloud-php-samples
useGroupDocs\Viewer\Model;useGroupDocs\Viewer\Model\Requests;$ClientId="";// Get Client Id and Client Secret from https://dashboard.groupdocs.cloud
$ClientSecret="";// Get Client Id and Client Secret from https://dashboard.groupdocs.cloud
$configuration=newGroupDocs\Viewer\Configuration();$configuration->setAppSid($ClientId);$configuration->setAppKey($ClientSecret);$apiInstance=newGroupDocs\Viewer\ViewApi($configuration);$viewOptions=newModel\ViewOptions();$fileInfo=newModel\FileInfo();$fileInfo->setFilePath("SampleFiles/sample.msg");$viewOptions->setFileInfo($fileInfo);$viewOptions->setViewFormat(Model\ViewOptions::VIEW_FORMAT_PDF);$renderOptions=newModel\PdfOptions();$emailOptions=newModel\EmailOptions();$emailOptions->setPageSize(Model\EmailOptions::PAGE_SIZE_A4);$renderOptions->setEmailOptions($emailOptions);$viewOptions->setRenderOptions($renderOptions);$request=newRequests\CreateViewRequest($viewOptions);$response=$apiInstance->createView($request);
// For complete examples and data files, please go to https://github.com/groupdocs-viewer-cloud/groupdocs-viewer-cloud-java-samples
stringMyClientSecret="";// Get Client Id and Client Secret from https://dashboard.groupdocs.cloud
stringMyClientId="";// Get Client Id and Client Secret from https://dashboard.groupdocs.cloud
Configurationconfiguration=newConfiguration(MyClientId,MyClientSecret);ViewApiapiInstance=newViewApi(configuration);FileInfofileInfo=newFileInfo();fileInfo.setFilePath("SampleFiles/sample.msg");ViewOptionsviewOptions=newViewOptions();viewOptions.setFileInfo(fileInfo);viewOptions.setViewFormat(ViewFormatEnum.PDF);PdfOptionsrenderOptions=newPdfOptions();EmailOptionsemailOptions=newEmailOptions();emailOptions.setPageSize(PageSizeEnum.A4);renderOptions.setEmailOptions(emailOptions);viewOptions.setRenderOptions(renderOptions);ViewResultresponse=apiInstance.createView(newCreateViewRequest(viewOptions));
# For complete examples and data files, please go to https://github.com/groupdocs-viewer-cloud/groupdocs-viewer-cloud-ruby-samplesrequire'groupdocs_viewer_cloud'$client_id="XXXX-XXXX-XXXX-XXXX"# Get Client Id and Client Secret from https://dashboard.groupdocs.cloud$client_secret="XXXXXXXXXXXXXXXX"# Get Client Id and Client Secret from https://dashboard.groupdocs.cloudapiInstance=GroupDocsViewerCloud::ViewApi.from_keys($client_id,$client_secret)viewOptions=GroupDocsViewerCloud::ViewOptions.newviewOptions.file_info=GroupDocsViewerCloud::FileInfo.newviewOptions.file_info.file_path="SampleFiles/sample.msg"viewOptions.view_format="PDF"viewOptions.render_options=GroupDocsViewerCloud::PdfOptions.newviewOptions.render_options.email_options=GroupDocsViewerCloud::EmailOptions.newviewOptions.render_options.email_options.page_size="A4"request=GroupDocsViewerCloud::CreateViewRequest.new(viewOptions)response=apiInstance.create_view(request)
// For complete examples and data files, please go to https://github.com/groupdocs-viewer-cloud/groupdocs-viewer-cloud-node-samples
global.viewer#require("groupdocs-viewer-cloud");global.clientId="XXXX-XXXX-XXXX-XXXX";// Get Client Id and Client Secret from https://dashboard.groupdocs.cloud
global.clientSecret="XXXXXXXXXXXXXXXX";// Get Client Id and Client Secret from https://dashboard.groupdocs.cloud
global.viewApi=viewer_cloud.ViewApi.fromKeys(clientId,clientSecret);letfileInfo=newviewer_cloud.FileInfo();fileInfo.filePath="SampleFiles/sample.msg";letviewOptions=newviewer_cloud.ViewOptions();viewOptions.fileInfo=fileInfo;viewOptions.viewFormat=viewer_cloud.ViewOptions.ViewFormatEnum.PDF;viewOptions.renderOptions=newviewer_cloud.PdfOptions();viewOptions.renderOptions.emailOptions=newviewer_cloud.EmailOptions();viewOptions.renderOptions.emailOptions.pageSize=viewer_cloud.EmailOptions.PageSizeEnum.A4;letrequest=newviewer_cloud.CreateViewRequest(viewOptions);letresponse=awaitviewApi.createView(request);
# For complete examples and data files, please go to https://github.com/groupdocs-viewer-cloud/groupdocs-viewer-cloud-python-samplesimportgroupdocs_viewer_cloudclient_id="XXXX-XXXX-XXXX-XXXX"# Get Client Id and Client Secret from https://dashboard.groupdocs.cloudclient_secret="XXXXXXXXXXXXXXXX"# Get Client Id and Client Secret from https://dashboard.groupdocs.cloudapiInstance=groupdocs_viewer_cloud.ViewApi.from_keys(client_id,client_secret)view_options=groupdocs_viewer_cloud.ViewOptions()view_options.file_info=groupdocs_viewer_cloud.FileInfo()view_options.file_info.file_path="SampleFiles/sample.msg"view_options.view_format="PDF"view_options.render_options=groupdocs_viewer_cloud.PdfOptions()view_options.render_options.email_options=groupdocs_viewer_cloud.EmailOptions()view_options.render_options.email_options.page_size="A4"request=groupdocs_viewer_cloud.CreateViewRequest(view_options)response=apiInstance.create_view(request)
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