Remove Water
Arguments
- shp
input shp with
sfgeometry.- water
water shapes to remove with
sfgeometry- filter_islands
logical. Should additional filtering be done to remove small areas?
- ...
additional arguments to pass to
rmapshaper::ms_filter_islands(). Only used iffilter_islands = TRUE.
Examples
# \donttest{
# time to run varies greatly, depending on machine
data(suffolk)
data(boston_water)
clip_water(suffolk, boston_water[10, ])
#> Registered S3 method overwritten by 'geojsonlint':
#> method from
#> print.location dplyr
#> Warning: attribute variables are assumed to be spatially constant throughout all geometries
#> Simple feature collection with 295 features and 22 fields
#> Geometry type: MULTIPOLYGON
#> Dimension: XY
#> Bounding box: xmin: -7924935 ymin: 5195183 xmax: -7898484 ymax: 5228645
#> Projected CRS: WGS 84 / Pseudo-Mercator
#> First 10 features:
#> GEOID NAME
#> 1 25025000587 Chelsea City Ward 3 Precinct 4, Suffolk County, Massachusetts
#> 2 25025001605 1605, Suffolk County, Massachusetts
#> 3 25025000511 0511, Suffolk County, Massachusetts
#> 4 25025000609 0609, Suffolk County, Massachusetts
#> 5 25025002002 2002, Suffolk County, Massachusetts
#> 6 25025001106 1106, Suffolk County, Massachusetts
#> 7 25025002012 2012, Suffolk County, Massachusetts
#> 8 25025001610 1610, Suffolk County, Massachusetts
#> 9 25025000506 0506, Suffolk County, Massachusetts
#> 10 25025000577 Chelsea City Ward 1 Precinct 2, Suffolk County, Massachusetts
#> pop pop_white pop_black pop_hisp pop_aian pop_asian pop_nhpi pop_other
#> 1 2608 469 169 1818 1 57 0 29
#> 2 2315 879 483 284 4 487 0 36
#> 3 1517 1278 25 83 0 56 0 7
#> 4 1842 1721 11 55 1 29 0 3
#> 5 2421 1441 254 478 4 117 0 24
#> 6 1594 757 163 485 0 84 0 26
#> 7 1387 1114 40 103 0 76 0 4
#> 8 2179 1445 220 146 4 260 0 24
#> 9 2500 1905 113 214 4 172 0 19
#> 10 2151 152 82 1846 0 21 1 28
#> pop_two vap vap_white vap_black vap_hisp vap_aian vap_asian vap_nhpi
#> 1 65 1949 403 139 1288 0 54 0
#> 2 142 1841 790 338 187 4 385 0
#> 3 68 1387 1176 25 72 0 51 0
#> 4 22 1634 1525 11 47 0 29 0
#> 5 103 1967 1212 203 357 4 99 0
#> 6 79 1374 689 140 384 0 82 0
#> 7 50 1131 933 26 71 0 60 0
#> 8 80 1827 1252 188 106 4 206 0
#> 9 73 2340 1793 111 201 4 157 0
#> 10 21 1532 117 63 1306 0 16 1
#> vap_other vap_two name area geometry
#> 1 17 48 Little Mystic Ch 575502 MULTIPOLYGON (((-7908235 52...
#> 2 29 108 Little Mystic Ch 575502 MULTIPOLYGON (((-7910238 52...
#> 3 6 57 Little Mystic Ch 575502 MULTIPOLYGON (((-7912112 52...
#> 4 3 19 Little Mystic Ch 575502 MULTIPOLYGON (((-7906938 52...
#> 5 20 72 Little Mystic Ch 575502 MULTIPOLYGON (((-7919230 52...
#> 6 26 53 Little Mystic Ch 575502 MULTIPOLYGON (((-7915414 52...
#> 7 4 37 Little Mystic Ch 575502 MULTIPOLYGON (((-7921513 52...
#> 8 13 58 Little Mystic Ch 575502 MULTIPOLYGON (((-7909414 52...
#> 9 17 57 Little Mystic Ch 575502 MULTIPOLYGON (((-7912518 52...
#> 10 12 17 Little Mystic Ch 575502 MULTIPOLYGON (((-7907995 52...
# }