Class | Magick::HatchFill |
In: |
lib/RMagick.rb
|
Parent: | Object |
Example fill class. Fills the image with the specified background color, then crosshatches with the specified crosshatch color. @dist is the number of pixels between hatch lines. See Magick::Draw examples.
# File lib/RMagick.rb, line 1844 1844: def initialize(bgcolor, hatchcolor="white", dist=10) 1845: @bgcolor = bgcolor 1846: @hatchpixel = Pixel.from_color(hatchcolor) 1847: @dist = dist 1848: end
# File lib/RMagick.rb, line 1850 1850: def fill(img) # required 1851: img.background_color = @bgcolor 1852: img.erase! # sets image to background color 1853: pixels = Array.new([img.rows, img.columns].max, @hatchpixel) 1854: @dist.step((img.columns-1)/@dist*@dist, @dist) { |x| 1855: img.store_pixels(x,0,1,img.rows,pixels) 1856: } 1857: @dist.step((img.rows-1)/@dist*@dist, @dist) { |y| 1858: img.store_pixels(0,y,img.columns,1,pixels) 1859: } 1860: end