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 1924 1924: def initialize(bgcolor, hatchcolor="white", dist=10) 1925: @bgcolor = bgcolor 1926: @hatchpixel = Pixel.from_color(hatchcolor) 1927: @dist = dist 1928: end
# File lib/RMagick.rb, line 1930 1930: def fill(img) # required 1931: img.background_color = @bgcolor 1932: img.erase! # sets image to background color 1933: pixels = Array.new([img.rows, img.columns].max, @hatchpixel) 1934: @dist.step((img.columns-1)/@dist*@dist, @dist) { |x| 1935: img.store_pixels(x,0,1,img.rows,pixels) 1936: } 1937: @dist.step((img.rows-1)/@dist*@dist, @dist) { |y| 1938: img.store_pixels(0,y,img.columns,1,pixels) 1939: } 1940: end