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5. To enable catching function, do one of the following:
– In toolbar, click .
– In menu bar, click Draw → Catch.
Once the cursor moves close to the feature points, it can locate to the points easily.
4.2.3 Select Objects
This operation is used to select objects, so as to edit them.
To select objects, do one of the following:
• Manually select objects.
Used to select any object manually on the basis of your requirement.
• Automatically select objects.
Used to select objects on the basis of the same standard.
Manually Select Objects
To manually select objects, do the following:
1. To use selecting function, click .
2. Do one of the following:
– To select a single object, left click the target object in drawing window.
– To select several objects, do one of the following:
• Press Ctrl and left click the target objects one by one.
• Press the left mouse button to drag from upper left to lower right.
All objects in the selected area are selected.
• Press the left mouse button to drag from lower right to upper left.
All objects intersected with or contained in the selected area are
selected.
Automatically Select Objects
To automatically select objects, do the following:
1. To enable selecting function, click .
2. Click one of the following under Edit menu:
– Select Unclose: select all unclosed objects.
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