ttf-to-jpg 기능구현 완료

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Redmine Issue Progress / ID / Time :  80% #35 @1h
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What :
- ttf-to-jpg 기능구현
- README.md 작성
- 테스트 미실시

Why :
- 학습에 jpg 이미지 필요
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*Signed-off-by: Junyoung, Sung <[email protected]>*

.gitignore

@@ -1 +1 @@
-node_modules/
+.idea/

README.md

@@ -1,5 +1,37 @@
 # ttf-to-jpg
 
-> node implement that makes .ttf files to .jpg set
+> python implement that makes .ttf files to .jpg set **JUST KOREAN**
 
+## requirement
+- Python 3.6
+- Pillow 4.2.1
 
+```
+pip install -r requirements.txt
+```
+
+## usage
+> there are two example fonts (.ttf) in ttf_dir
+
+```
+ttf-to-jpg.py [-h] [--ttf_dir TTF_DIR] [--jpg_dir JPG_DIR]
+                     [--size SIZE] [--offset OFFSET]
+ ```
+
+#### help
+```
+python ttf-to-jpg.py --help
+```
+
+#### arguments
+- `ttf_dir` : directory that includes .ttf files
+- `ttf_dir` : directory that includes .ttf files
+- `jpg_dir` : directory that includes results of .jpg
+- `size` : size of result jpg
+- `offset` : offset (padding)
+
+
+
+## Thanks to :)
+- code reference : [zi2zi/font2img.py](https://github.com/kaonashi-tyc/zi2zi/blob/master/font2img.py) by kaonashi-tyc
+- example fonts : [우아한 형제들, 배달의민족 무료 폰트(도현체, 주아체)](http://font.woowahan.com/) by 우아한 형제들

requirements.txt

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+Pillow==4.2.1

ttf-to-jpg.py

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+import argparse
+import os
+import json
+from PIL import Image
+from PIL import ImageDraw
+from PIL import ImageFont
+
+
+def parse_args():
+    desc = "ttf fonts to jpg images set (JUST KOREAN)"
+    parser = argparse.ArgumentParser(description=desc)
+    parser.add_argument('--ttf_dir', type=str, default='ttf_dir',
+                        help='directory that includes .ttf files', required=False)
+    parser.add_argument('--jpg_dir', type=str, default='jpg_dir',
+                        help='directory that includes results of .jpg', required=False)
+    parser.add_argument('--size', type=int, default=256,
+                        help='size of result jpg', required=False)
+    parser.add_argument('--offset', type=int, default=20,
+                        help='offset', required=False)
+    return parser.parse_args()
+
+
+def draw_char(font, char, size, offset):
+    img = Image.new("RGB", (size, size), (255, 255, 255))
+    draw = ImageDraw.Draw(img)
+    draw.text((offset, offset), char, (0, 0, 0), font=font)
+    return img
+
+
+def main():
+    args = parse_args()
+    ttf_dir = args.ttf_dir
+    jpg_dir = args.jpg_dir
+    charset = json.load(open('./charset.json'))['kr']
+
+    char_size = args.size - (args.offset * 2)
+
+    # if jpg_dir not exist
+    if not os.path.exists(jpg_dir):
+        os.makedirs(jpg_dir)
+
+
+    for _, _, ttfs in os.walk(ttf_dir):
+        for ttf in ttfs:
+            font = ImageFont.truetype(ttf_dir + '/' + ttf, size=char_size)
+            count = 0
+            for c in charset:
+                if count % 100 == 0:
+                    print("WORKING:: %s - character %c" % (ttf, c))
+
+                if not os.path.exists(jpg_dir + '/' + c):
+                    os.makedirs(jpg_dir + '/' + c)
+                img = draw_char(font, c, args.size, args.offset)
+                if img:
+                    img.save(os.path.join(jpg_dir + '/' + c,
+                                          "%s_%s.jpg" % (c, ttf.split('.')[0])))
+                count += 1
+
+            print("!! COMPLETE:: %s" % (ttf))
+
+if __name__ == '__main__':
+    main()