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<?xml version="1.0" encoding="UTF-8" ?>
<class name="EditorResourcePreviewGenerator" inherits="Reference" category="Core" version="3.0-beta">
<brief_description>
Custom generator of previews.
</brief_description>
<description>
Custom code to generate previews. Please check "file_dialog/thumbnail_size" in EditorSettings to find out the right size to do previews at.
</description>
<tutorials>
</tutorials>
<demos>
</demos>
<methods>
<method name="generate" qualifiers="virtual">
<return type="Texture">
</return>
<argument index="0" name="from" type="Resource">
</argument>
<description>
Generate a preview from a given resource. This must be always implemented.
Returning an empty texture is an OK way to fail and let another generator take care.
Care must be taken because this function is always called from a thread (not the main thread).
</description>
</method>
<method name="generate_from_path" qualifiers="virtual">
<return type="Texture">
</return>
<argument index="0" name="path" type="String">
</argument>
<description>
Generate a preview directly from a path, implementing this is optional, as default code will load and call generate()
Returning an empty texture is an OK way to fail and let another generator take care.
Care must be taken because this function is always called from a thread (not the main thread).
</description>
</method>
<method name="handles" qualifiers="virtual">
<return type="bool">
</return>
<argument index="0" name="type" type="String">
</argument>
<description>
Return if your generator supports this resource type.
</description>
</method>
</methods>
<constants>
</constants>
</class>
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