End-User Interaction

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This document describes end-user operations available in the Diagram Control and Diagram Designer Control.

TIP

You can restrict end-user operations by setting the DiagramControl.IsReadOnly property to true. Setting the desired diagram protection options (listed in the DiagramControl.IsReadOnly property's description) to true overrides the IsReadOnly property.

Basic Actions

These operations available both in the Diagram Control and Diagram Designer Control.

Selecting items on the canvas

Select the Pointer tool in the Tools group of the Ribbon and click an item to select it or drag to draw a marquee over the items you want to select.

Corresponding property: SelectionMode

Copying

To copy the selected items, drag them while holding down the CTRL key or press the CTRL+C key combination to copy the selection to clipboard and then press the CTRL+V key combination to paste the clipboard content to the canvas.

Corresponding property: AllowCopyItems

Resizing an item

Select the item and drag a selection handle.

Corresponding property: AllowResizeItems

Moving an item

Select the item and use the arrow keys on your keyboard or drag with the mouse.

Corresponding property: AllowMoveItems

Rotating an item

diagram_shape_rotation

Select the item and drag the rotation handle with the mouse.

Corresponding property: AllowRotateItems

Transforming a shape

Certain shapes display yellow handles when selected. Drag the handle to transform the shape.

diagram_shape_transform

Corresponding property: AllowChangeShapesParameter

Initiating text editing

Double-click an item or right-click it and select the Edit text menu item. To accept changes, press the ESC key or click anywhere on the canvas.

Corresponding property: AllowEditItems

Formatting the text within an item

diagram item menu

Right-click the item to invoke the mini toolbar that allows you to change the font size and make the text bold or italic.

Corresponding properties:

Performing undo/redo operations

Press the CTRL+Z / CTRL+Y key combination.

Corresponding property: AllowUndoRedo

Changing the current zoom

Hold the CTRL button and rotate the mouse wheel.

Corresponding property: AllowZoom

Expanding/collapsing subordinate items

Click the expand-collapse button below a shape to show or hide the subordinate items.

Expand subordinates

Diagram Designer Actions

These operations are only available in the Diagram Designer Control.

Adding a shape to the canvas

Drag the shape from the Shapes Panel or select a drawing tool (Rectangle, Ellipse, Right Triangle, Hexagon) in the Tools group of the Ribbon and drag on the canvas to draw the corresponding shape.

Corresponding property: AllowAddRemoveItems

Adding a container to the canvas

Select the Container ribbon item on the Insert ribbon page.

diagram adding container

Corresponding property: AllowAddRemoveItems

Resizing an item

Select the item and change the Size property in the Properties Panel.

Setting the AllowResizeItems property to false does not restrict this operation.

Moving an item

Select the item and change the Position property in the Properties panel.

Setting the AllowMoveItems property to false does not restrict this operation.

Rotating an item

Select the item and change the Angle property in the Properties panel.

Setting the AllowRotateItems property to false does not restrict this operation.

Changing the text within an item

Select the item and change the Text property within the Properties panel.

Setting the AllowEditItems property to false does not restrict this operation.

Formatting the text within an item

Select the item and use the Ribbon's Font and Paragraph groups to change the font family, color and size, make text bold, italic, underline or strikethrough and apply horizontal and vertical alignment.

Corresponding properties:

Adding a connector

Select the Connector tool in the Tools group of the Ribbon and drag on the canvas. For a detailed description of connecting shapes, see Connectors.

Corresponding property: AllowAddRemoveItems

Performing undo/redo operations

Click the corresponding button Diagram_undoredo at the top of the Ribbon.

Corresponding property: AllowUndoRedo

Changing the current zoom

Use the zoom trackbar in the Bottom Panel.

Corresponding property: AllowZoom

Applying a theme to the diagram

Select the desired theme it in the Ribbon's Themes group on the Design page.

Corresponding property: AllowChangeTheme

Changing the color of an item

Select the item and pick the desired color using the Background and Stroke color pickers in the Ribbon's Shape Styles group on the Home page or choose a predefined style. You can also change the BackgroundColor, ForegroundColor and Stroke properties in the Properties panel.

Corresponding properties:

See Also