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# coding: utf-8
import os.path
import sys
import unittest
from pgmagick import api
from pgmagick import Image, Geometry, Blob
from utils import MACOSX_FONT
class TestCookbook(unittest.TestCase):
def setUp(self):
self.tmp_filename_jpg = "_cookbook_test.jpg"
self.tmp_filename_png = "_cookbook_test.png"
def tearDown(self):
if os.path.exists(self.tmp_filename_jpg):
os.remove(self.tmp_filename_jpg)
if os.path.exists(self.tmp_filename_png):
os.remove(self.tmp_filename_png)
def test_red_background_jpeg_image(self):
img = api.Image((300, 200), 'red')
img.write(self.tmp_filename_jpg)
def test_transparent_png_image(self):
img = api.Image((300, 200), 'transparent')
img.write(self.tmp_filename_png)
def test_gradient_png_image(self):
img = api.Image((300, 200), 'gradient:#ffffff-#000000')
img.write(self.tmp_filename_png)
def test_annotate(self):
img = api.Image((300, 200))
if sys.platform.lower() == 'darwin':
img.font(MACOSX_FONT)
img.annotate('Hello World')
img.write(self.tmp_filename_png)
def test_annotate_with_angle45(self):
img = api.Image((300, 200))
if sys.platform.lower() == 'darwin':
img.font(MACOSX_FONT)
img.annotate('Hello World', angle=45)
img.write(self.tmp_filename_png)
def test_annotate_with_japanese_font(self):
img = api.Image((300, 200))
if sys.platform.lower() == 'darwin':
img.font("/System/Library/Fonts/Hiragino Sans GB.ttc")
else:
# TODO: not support windows
img.font("/usr/share/fonts/truetype/ttf-japanese-gothic.ttf")
img.annotate('ようこそpgmagickへ!!')
img.write(self.tmp_filename_png)
def test_scale(self):
img = api.Image((300, 200), 'blue')
img.write(self.tmp_filename_png)
img2 = api.Image(self.tmp_filename_png)
img2.scale(0.5)
img2.write(self.tmp_filename_png)
self.assertEqual(img2.width, 150)
self.assertEqual(img2.height, 100)
def test_scale_with_lanczos(self):
img = api.Image((300, 200), 'blue')
img.write(self.tmp_filename_png)
img2 = api.Image(self.tmp_filename_png)
img2.scale((150, 100), 'lanczos')
img2.write(self.tmp_filename_png)
self.assertEqual(img2.width, 150)
self.assertEqual(img2.height, 100)
@unittest.skipIf(sys.version_info[0] == 3, "not support python3.x")
def test_scale_jpeg(self):
img = api.Image((400, 400), 'blue')
img.write(self.tmp_filename_jpg)
with open(self.tmp_filename_jpg, 'rb') as fp:
b = Blob(str(fp.read()))
img2 = Image(b, Geometry(200, 200))
if sys.platform.lower() == 'darwin':
# NOTE: error occur when use '200x200' param
# -----------------------------------------------------
# RuntimeError: Magick: Application transferred too few
# scanlines (x.jpg) reported by coders/jpeg.c:344 (JPEGErrorHandler)
img2.scale('199x199')
else:
img2.scale('200x200')
img2.write(self.tmp_filename_jpg)
if __name__ == '__main__':
unittest.main()
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