Merge pull request #131 from telerik/development

Update information for .Net Standard support

Author: TanyaDimitrova

getting-started/Installation/pdf-export.md

@@ -20,7 +20,7 @@ Depending on the scenario, you could take advantage of the different functionali
 
 * [Convert a Spreadsheet Document to PDF](#convert-a-spreadsheet-document-to-pdf)
 
-
+>important The **.NET Standard** specification does not define APIs for getting specific fonts. **PdfFormatProvider** needs to have access to the font data so that it can read it and add it to the PDF file. That is why, to allow the library to create and use fonts, you will need to provide an implementation of the **FontsProviderBase** abstract class and set this implementation to the **FontsProvider** property of **FixedExtensibilityManager**. For detailed information, check the [Cross-Platform Support]({%slug radpdfprocessing-cross-platform%}) article.
 
 ## Create a PDF Document From Scratch
 

libraries/radspreadprocessing/cross-platform.md

@@ -71,7 +71,9 @@ The new **SpreadExtensibilityManager** class is exposing two properties:
         SpreadExtensibilityManager.ImagePropertiesResolver = imagePropertiesResolver;
     {{endregion}}
 
-* **TextMeasurer**: Gets or sets a *SpreadTextMeasurerBase* instance used to provide text measuring. The TextMeasurer has a *SimpleTextMeasurer* as a default value, which provides basic functionality for text measuring.
+* **TextMeasurer**: Gets or sets a *SpreadTextMeasurerBase* instance used to provide text measuring. The TextMeasurer has a *SimpleTextMeasurer* as a default value.
+
+    >Note The SimpleTextMeasurer provides basic functionality for text measuring and it is not expected to be an all-purpose measurer.
 
     **Example 3** shows how to set a custom implementation inheriting the SpreadTextMeasurerBase abstract class to the TextMeasurer property of the SpreadExtensibilityManager
 

libraries/radspreadprocessing/formats-and-conversion/pdf/pdfformatprovider.md

@@ -33,6 +33,8 @@ In order to use __PdfFormatProvider__ you need to add references to the assembli
 
 ## Export
 
+>important The **.NET Standard** specification does not define APIs for getting specific fonts. **PdfFormatProvider** needs to have access to the font data so that it can read it and add it to the PDF file. That is why, to allow the library to create and use fonts, you will need to provide an implementation of the **FontsProviderBase** abstract class and set this implementation to the **FontsProvider** property of **FixedExtensibilityManager**. For detailed information, check the [Cross-Platform Support]({%slug radpdfprocessing-cross-platform%}) article.
+
 __Example 1__ shows how to use __PdfFormatProvider__ to export a Workbook to a file.
 
 

libraries/radwordsprocessing/formats-and-conversion/pdf/pdfformatprovider.md

@@ -24,7 +24,8 @@ All you have to do in order to use __PdfFormatProvider__ is add references to th
 ## Export
 
 In order to export a document to PDF you need to use the __Export()__ method of __PdfFormatProvider__.
-        
+
+>important The **.NET Standard** specification does not define APIs for getting specific fonts. PdfFormatProvider needs to have access to the font data so that it can read it and add it to the PDF file. That is why, to allow the library to create and use fonts, you will need to provide an implementation of the **FontsProviderBase** abstract class and set this implementation to the **FontsProvider** property of **FixedExtensibilityManager**. For detailed information, check the [Cross-Platform Support]({%slug radpdfprocessing-cross-platform%}) article.        
 
 The code snippet in __Example 1__ shows how to create a __PdfFormatProvider__ instance and use it to export __RadFlowDocument__ to a file.