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 1931 1931: def initialize(bgcolor, hatchcolor="white", dist=10) 1932: @bgcolor = bgcolor 1933: @hatchpixel = Pixel.from_color(hatchcolor) 1934: @dist = dist 1935: end
# File lib/RMagick.rb, line 1937 1937: def fill(img) # required 1938: img.background_color = @bgcolor 1939: img.erase! # sets image to background color 1940: pixels = Array.new([img.rows, img.columns].max, @hatchpixel) 1941: @dist.step((img.columns-1)/@dist*@dist, @dist) { |x| 1942: img.store_pixels(x,0,1,img.rows,pixels) 1943: } 1944: @dist.step((img.rows-1)/@dist*@dist, @dist) { |y| 1945: img.store_pixels(0,y,img.columns,1,pixels) 1946: } 1947: end