Shapes lines¶

Описание¶

Converts points to lines.

Параметри¶

Points [vector: point]

Points to convert.

Order by... [tablefield: any]

Lines will be ordered following this field.

Separate by... [tablefield: any]

Lines will be grouped according to this field.

Изходни резултати¶

Lines [vector]

The resulting layer.

Console usage¶

processing.runalg('saga:convertpointstolines', points, order, separate, lines)

See also¶

Описание¶

Creates lines from polygons.

Параметри¶

Polygons [vector: polygon]

Layer to process.

Изходни резултати¶

Lines [vector]

The resulting layer.

Console usage¶

processing.runalg('saga:convertpolygonstolines', polygons, lines)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Lines [vector: any]

<put parameter description here>

1. Attribute [tablefield: any]

<put parameter description here>

2. Attribute [tablefield: any]

<put parameter description here>

3. Attribute [tablefield: any]

<put parameter description here>

Dissolve... [selection]

<put parameter description here>

Options:

• 0 — [0] lines with same attribute value(s)
• 1 — [1] all lines

Default: 0

Изходни резултати¶

Dissolved Lines [vector]

<put output description here>

Console usage¶

processing.runalg('saga:linedissolve', lines, field_1, field_2, field_3, all, dissolved)

See also¶

Описание¶

<put algorithm description here>

Параметри¶

Lines [vector: line]

<put parameter description here>

Polygons [vector: polygon]

<put parameter description here>

Output [selection]

<put parameter description here>

Options:

• 0 — [0] one multi-line per polygon
• 1 — [1] keep original line attributes

Default: 0

Изходни резултати¶

Intersection [vector]

<put output description here>

Console usage¶

processing.runalg('saga:linepolygonintersection', lines, polygons, method, intersect)

See also¶

Описание¶

Calculates some information on each line of the layer.

Параметри¶

Lines [vector: line]

Layer to analyze.

Number of Parts [boolean]

Determines whether to calculate number of segments in line.

Default: True

Number of Vertices [boolean]

Determines whether to calculate number of vertices in line.

Default: True

Length [boolean]

Determines whether to calculate total line lenght.

Default: True

Изходни резултати¶

Lines with Property Attributes [vector]

The resulting layer.

Console usage¶

processing.runalg('saga:lineproperties', lines, bparts, bpoints, blength, output)

See also¶

Описание¶

Simplyfies the geometry of a lines layer.

Параметри¶

Lines [vector: line]

Layer to process.

Tolerance [number]

Simplification tolerance.

Default: 1.0

Изходни резултати¶

Simplified Lines [vector]

The resulting layer.

Console usage¶

processing.runalg('saga:linesimplification', lines, tolerance, output)

See also¶