When the preview page of a filetype that can be previewed is first opened the following toolbar is displayed towards the top.

If the browser scale is set to a medium size or a medium screen size is used the menus can overflow into an action menu:

If the browser scale is set to a large size or a small screen size is all the menus can appear in a dropdown menu like so:

This article contains information about the following topics:

Shapes, text and call-outs can be added, text can be highlighted, measurements can be taken and you can draw freehand.
All this can later be saved in topics.
Click here to read more about saving annotations.
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This is wat the toolbar menu can look like:

Click on Download to download the document with any annotations that are active in the document preview.

Click on Enter Full Screen to open only the document preview and toolbar in fullscreen.

Press escape or open the same menu again to find the Exit Full Screen button.

With the Save As menu any previewable 2D filetype can be saved as a reconstructed file.

The Save As dialogue can look something like this:

File name

Enter the name the saved file will receive.

File Type

Save any previewable 2D filetype as either a PDF (*.pdf) or PNG (*.png)

Page Range

Choose which pages to include.

The options include:

All - Default

Save all pages

Specify Pages

Save specific pages by page number separated by comma or with a dash to save a range of pages like for exampe (1, 3, 5-10).

Current page

Save only the current page

Properties

Include annotations - Default

Include a separate page in the downloaded document with an overview of the annotations on the document and their contents.

Include Comments

Include a separate page in the downloaded document with an overview of the comments on the document and their contents.

Click on Print to open the Print Settings dialogue.

The Print Settings dialogue can look something like this:

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This is what the settings menu can look like

General

Language

The language setting follows the language setting of your browser and not the language setting on Catenda.

Theme

Light mode - Default

Dark mode

Keyboard Shortcuts

In the keyboard shortcuts menu an overview over the available keyboard shortcuts can be found.

This is what the Keyboard shortcuts menu can look like:

Click on the action button for each shortcut to bind the shortcut to a different keystroke.

Please find the current shortcuts here.

Advanced Settings

In the Advanced Settings menu different settings can be enabled and disabled.

This is what the advanced settings menu can look like:

The Advanced Settings menu contains the following sections:

Viewing

Annotations

Notes panel

Search

Page Manipulation
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The view controls menu can look something like this:

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This is what the document zoom icon can loook like:

With document zoom selected click anywhere in the document to zoom in that direction.

You can also click and drag to mark a part of the document you would like to zoom to.
Hold Control or Command to zoom out instead.

You will see your curson change to a looking glass with a + or - indicating your zoom direction.
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Click the zoom percentage to open the zoom percentage menu.

The zoom percentage meny can look something like this:

Fit the document to cover the entire width of the document preview

Fit the document to display the whole current page you are on in the document preview.

Click on the plus and the minus buttons next to the zoom percentage to go up/down a level.
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This is what the pan button can look like:

If you are zoomed in so the document goes past the document preview border you will be able to click and drag with the pan tool to move to a different part of the document.

Shortcut: (P)

Also hold space to pan.

Letting go of space will select your previous tool once more.

This is what the select button can look like:

Shortcut: (Esc)

Click and drag to select annotation elements within one page at a time.

By default the view menu will be selected.

Selecting any of the other annotation menus will open up a second toolbar below the document toolbar.

You will be able to find the following menus:

Selecting the view menu will activate the select tool and hide the annotation toolbar.

This menu can be useful to select if you need more space on the page.

This is what the annotation menu tools can look like:

The annotate menu opens a toolbar with the following tools:

Underline - Shortcut: (U)

Highlight - Shortcut: (H)

Rectangle - Shortcut: (R)

Free Text - Shortcut: (T)

Free Hand Highlight

Free Hand - Shortcut: (F)

Squiggle - Shortcut: (G)

Strikeout - Shortcut: (K)

Insert text

Replace text

Color presets

If you are zoomed very far in or are on a small screen you might not see this menu.

Select one of the color presets to open the color preset menu.

The color preset menu might look different depending on which tool you have selected.

This is what the color preset menu can look like for the underline tool:

Callout - Shortcut: (C)

Color presets

If you are zoomed very far in or are on a small screen you might not see this menu.

Select one of the color presets to open the color preset menu.

The color preset menu might look different depending on which tool you have selected.

This is what the color preset menu can look like for the callout tool:

Scale font size dynamically - Default unchecked

By default the font size is set to 12.

With that font size, your text might exceed the boundaries of the callout box.

The text that gets clipped away can only be read by downloading the document and inspecting the annotation element in a pdf authoring tool.

If you want your text to always be visible you can check this box and the font size will become larger or smaller depending on your box size and amount of text so your text always fits.

This is what the shapes menu tools can look like:

Rectangle - Shortcut: (R)

Free Hand Highlight

Free Hand - Shortcut: (F)

Line - Shortcut: (L)

Polyline

Arrow - Shortcut: (A)

Arc

Ellipse - Shortcut: (O)

Polygon

Cloud

Color presets

If you are zoomed very far in or are on a small screen you might not see this menu.

Select one of the color presets to open the color preset menu.

The color preset menu might look different depending on which tool you have selected.

This is what the color preset menu can look like for the rectangle tool:

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This is what the insert menu tools can look like:

Rubber Stamp

This is what the rubber stamp preset menu looks like by default:

Click here to read more about the rubber stamp menu.

Image - Shortcut: (I)

Select the image tool and click anywhere in the document to add an image at that location.

Examples of images that are inserted include:

After clicking on the insert location on the the system file explorer will open up.

Navigate to the image that is to be inserted and choose it.

After choosing the image it will be placed at the specifield location.

While the image might include a signature that might even be digitally generated the chosen image is inserted as a bitmap image that is not cryptographically protected by a private key to form an electronic signature.

Click here to read more about electronic signatures.

Select the placed image to:

Move - Drag on the image

Scale - Drag on the corner of the image

Rotate - Drag on the rotation handle

Duplicate - Hold alt and drag on the image to duplicate it

Delete - Click on the trashcan or press delete to delete the image

This is what the measure menu tools can look like:

Scale menu

When you open the distance menu you will see the following scale menu toward the right of the document preview.

Scale - Default 0.250 in = 1.000 in

Click on the scale dropdown to see any custom scales you have created in this browser session or to add a new scale.
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​Add New Scale

New scales are availablein the scale dropdown in any document in any project during a users browses session and will have to be re-configured after a page refresh.
This is what the add new scale menu can look like:
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Custom
Click on Calibrate to calibrate the new scale.

Select two points in the drawing and enter a known amount of units.

Paper units - The unit amount on the paper
Display units - The unit amount that will be displayed

Preset
Click on the dropdown to select from a number of preset scales ranging from 1:10 to 1:1000

Precision
The amount of numbers after the decimal you want to display

Fractional units.

Toggle this toggle to display measurement amounts in fractional units instead.

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​Distance

After selecting the distance tool, click and drag in the document to measure from the location you clicked to the location where you release your mouse button.

Click on the style menu to open the styling for the distance tool.

This is what the Distance tool style menu can look like:

Colors

Click on a color to change the distance measurement color

Click on show more to show more default colors.

Click on the plus button to add a configured color.

Clcik on the trashcan to remove a color.

Click on the duplicate button to duplicate a color

Stroke

Drag the stroke slider or type in a vlaue to change the width of your measure line.

Opacity

Drag the opacity slider or type in a percentage value to change the opacity of your measure line.

Style

Change the look of the arrows and line styling of your measure line.

Enable snapping for measurement tools.

Check this box to enable or disable snapping for measurement tools.

Arc Measurement

Perimeter

Area

Ellipse Area

Rectangular Area

Count Measurement

This is what the tools that are available in all menus can look like:

Undo - Shortcut: (Ctrl + z)

Click undo to undo your previous action

Redo - Shortcut: (Ctrl + y)

Click redo to redo your previous action

Eraser - Shortcut: (E)

Select the erasor tool to erase any elements you have created.

If you click on the looking glass towards the right you will be able to open the document search menu.

Type a phrase to start searching within the searchable text of your document.