在clojure中生成并保存.png图像
如何生成一个简单的BuffereImage并将其保存为Clojure中的png文件?我以这种方式做了一些事情,简单地说如下:在clojure中生成并保存.png图像,clojure,image-manipulation,Clojure,Image Manipulation,如何生成一个简单的BuffereImage并将其保存为Clojure中的png文件?我以这种方式做了一些事情,简单地说如下: (def bi (BufferedImage. 16 16 BufferedImage/TYPE_INT_ARGB)) (def g (.createGraphics bi)) ;; use g (.drawLine g 0 0 10 10) (.drawLine g 0 15 15 0) ;; save: (ImageIO/write bi "png" (File.
(def bi (BufferedImage. 16 16 BufferedImage/TYPE_INT_ARGB))
(def g (.createGraphics bi))
;; use g
(.drawLine g 0 0 10 10)
(.drawLine g 0 15 15 0)
;; save:
(ImageIO/write bi "png" (File. "test.png"))
BufferedImage
为Graphics2D
contextg
提供服务,我们使用它进行保存
来自矿山项目的示例:
(ns minemap.graphics
(require minemap.core)
(import java.io.File)
(import java.awt.Color)
(import java.awt.image.BufferedImage)
(import javax.imageio.ImageIO))
(defn draw-png
"Take width, height, and the map of mines. Save to a file.
Supposed to take a generate-random-map{,-perc} mapping."
[width height minemap file]
(let [block 5 ;block size
bi (BufferedImage. (* block width) (* block height) BufferedImage/TYPE_INT_ARGB)
g (.createGraphics bi)]
(do
(.setColor g (*colors* :background))
(.fillRect g 0 0 (* block width) (* block height))
(doseq [[[x y] high] minemap]
(.setColor g (*colors* high))
(.fillRect g (* block x) (* block y) block block))
(ImageIO/write bi "png" (File. file)))))
你可以看看,一个我为Clojure写的图像库。啊,太棒了!你帮我省了几个小时的工作!很高兴听到这个消息!如果有什么我可以补充的,请告诉我。