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 1945 1945: def initialize(bgcolor, hatchcolor="white", dist=10) 1946: @bgcolor = bgcolor 1947: @hatchpixel = Pixel.from_color(hatchcolor) 1948: @dist = dist 1949: end
# File lib/RMagick.rb, line 1951 1951: def fill(img) # required 1952: img.background_color = @bgcolor 1953: img.erase! # sets image to background color 1954: pixels = Array.new([img.rows, img.columns].max, @hatchpixel) 1955: @dist.step((img.columns-1)/@dist*@dist, @dist) { |x| 1956: img.store_pixels(x,0,1,img.rows,pixels) 1957: } 1958: @dist.step((img.rows-1)/@dist*@dist, @dist) { |y| 1959: img.store_pixels(0,y,img.columns,1,pixels) 1960: } 1961: end