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Polygon Edit Tools:

1206pgEditTools.jpg (30126 bytes)

NOTE:

All the actions can be undone using CTRL+Z.

Main Tools

Priority Control Panel prio1.jpg (2202 bytes) - Before adding new polygon or editing an existing one the user must specify the PRIORITY of this feature.

Select Tool selectTool.jpg (1354 bytes) - see description here

Add Shape Tool addshape.jpg (705 bytes) - adds new shape to the current theme. Use CTRL + Click to select shape type from 1206shapetodraw.jpg (6444 bytes) the available shape types are:

Add Donut Tool don1.jpg (705 bytes) - adds new donut to the current theme. Use CTRL + Click to select shape type from 1206donuttype.jpg (5592 bytes) the available donut  types are:

Fill Holes Tool holes.jpg (754 bytes) - the user selects polygons using the current selection method, the holes if present in the selected polygons are cleaned. Use CTRL+Select to convert the holes into new polygons

Reshape Tool reshape.jpg (679 bytes) - the user draws a polygon, the start point should be in the polygon to be reshaped. Only two values for  priority available for this function - "0" and "2".  If the priority is set to "-1" it goes automatically to "0" and if "1"  - to "2"

Example:

Before Reshape. The reshape polygon and it's start point shown on the image. After Reshape with priority of "0". Ideal for filling gaps. After Reshape with priority of "2"
resh1.jpg (4897 bytes) resh2.jpg (2786 bytes) resh3.jpg (3011 bytes)

Buffer Polygon Tool buf0.jpg (699 bytes) buffers single polygon selected by point

Example:

Before buffer Priority  = -1 Priority  = 0 Priority  = 1 Priority  = 2
buf1.jpg (3635 bytes) buf2.jpg (3926 bytes) buf3.jpg (5111 bytes) buf4.jpg (5206 bytes) buf5.jpg (5281 bytes)

Explode Tool explode.jpg (693 bytes) Explodes selected multipart polygons

Merge Tool join.jpg (680 bytes) User selects with a line two adjacent polygons. The polygon that contains the start point of the selection line is merged with the one containing the end point. The attributes of the second polygon are kept.

Local Dissolve Tool locdis1.jpg (793 bytes) User selects a single polygon by point. All the adjacent polygons with the same value in the selected dissolve fields are merged to the selected polygon.

Copy From Theme Tool copy1.jpg (732 bytes) Use SHIFT +Click to select source theme. Use current selection method for selection. The selected polygons are added to the Current theme using   current PRIORITY.

Draw Line Buffer Tool drawlinebuf.jpg (717 bytes) Use CTRL+Click to define buffer distance. User draws a Polyline which is added to the current theme using current PRIORITY

Copy Line (Point) Buffer copylinebuf.jpg (735 bytes) Use CTRL+Click to define buffer distance.Use SHIFT +Click to select source polyline or point theme. Current selection method is used. Buffers selected features from the source theme and adds the buffer polygons to the Current theme using  current PRIORITY.

Select polylines from a theme and split Tool 1206splitbypolyline.jpg (1041 bytes) Use SHIFT +Click to select source polyline  theme. Select polylines to split with. Only polylines connected via pseudo node will be used for splitting. Adjust attributes split rules before this procedure.

Show Control Panel showWhat.jpg (1854 bytes)  See description here

Attribute Tools - See description here

Additional Tools

They are situated on the second row (together with the attributes tools),but can be as useful as the ones from the top row:

Draw Advanced Buffer Tool drawadv.jpg (758 bytes) and Copy Advanced Buffer Tool copyadv.jpg (764 bytes) work as Draw Line Buffer Tool and Copy Line Buffer Tool. The difference is they allow more complex buffers to be created:

advbufdlg.jpg (15440 bytes) CTRL+Click (on both tools) invokes Advanced Buffer Dialog which allows the user to specify the type of buffer and the buffer distance

Examples:

examp1.jpg (7956 bytes)

Gaps Control Panel gapstools.jpg (1763 bytes) contains two buttons. The first identifies the gaps in the Current theme and fills the gaps list. The second one zooms to each gap in the gaps list and the user can clean it manually using Polygon Reshape Tool. If some of the gaps can not be cleaned with the automatic procedure, or the user wants to inspect the gaps this buttons can be used.