KGA Editor Toolbarផ្ទាំងអន្តរកម្ម

Buffer

Modify Features ▸ Construct

បង្កើត buffer ពី features ដែលបានជ្រើស ជាពហុកោណ ឬជាបន្ទាត់ព្រំ។

រកឃើញនៅឯណា
KGA Editor toolbar ▸ Modify Features ▸ Construct ▸ Buffer
ប្រភេទឧបករណ៍
Map tool in the Modify Features pane (not a Processing algorithm)

ប៉ារ៉ាម៉ែត្រ

Parameters for Buffer
ផ្ទាំងគ្រប់គ្រងការពិពណ៌នា
Buffer DistanceHow far out from each selected feature (points, lines and polygons), in a unit of your choice.
RingsSeveral buffers, each one Buffer Distance further out. A polygon template gets them as separate bands (ring 2 is the area between the first and second buffer).
DissolveThe buffers of all selected features become one shape. Off: one shape per feature.

របៀបប្រើ

  1. Select the features. The Change the selection. banner switches to select mode: click or drag on the map (Shift adds, Ctrl removes, empty map clears). The list under it shows what is selected.
  2. Choose the Template: the layer that receives the buffers. A polygon layer gets polygons; a line layer gets the outlines.
  3. Set the Buffer Distance, Rings and Dissolve, tick Show Preview, then press Buffer.

កំណត់សម្គាល់ និងដែនកំណត់

  • The new features take the template layer's default attribute values and are selected afterwards.
  • One undoable edit.
  • Needs Edit Session On; only editable layers shown on the map are changed.
ត្រឡប់ទៅឯកសារណែនាំ