def saveImageFile(self, fileName, width=None, height=None, rawData=None):
if width == None:
width = self.width
if height == None:
height = self.height
if rawData == None:
rawData = self.rawData
# Rend an image
# Create a buffered image in which to draw
# bufferedImage = BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
# bufferedImage.setRGB(0, 0, width, height, rawData, 0, width);
bufferedImage = BufferedImage(width, height,
BufferedImage.TYPE_BYTE_INDEXED)
# bufferedImage = BufferedImage(width, height, BufferedImage.TYPE_BYTE_GRAY);
bufferedImage.getRaster().setDataElements(0, 0, width, height, rawData)
# Create a graphics contents on the buffered image, draw something and then dispose it
# g2d = bufferedImage.createGraphics();
# g2d.setColor(Color.white);
# g2d.fillRect(0, 0, width, height);
# g2d.setColor(Color.black);
# g2d.fillOval(0, 0, width, height);
# g2d.dispose();
# Save as PNG
file = File(fileName)
ImageIO.write(bufferedImage, "png", file)
return
def image(self):
w = self.getWidth();
h = self.getHeight();
non_black_withe_image = BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB)
self.paint(non_black_withe_image.getGraphics())
raster=non_black_withe_image.getRaster()
bi = BufferedImage(w, h, BufferedImage.TYPE_BYTE_BINARY)
write_raster = bi.getRaster()
c = array.zeros('i', 4)
on=wc = array.zeros('i', 1)
off=array.zeros('i', 1)
off[0]=1
for x in range(w):
for y in range(h):
c = raster.getPixel(x,y,c)
if sum(c)!=1020:
write_raster.setPixel(x,y, on)
else:
write_raster.setPixel(x,y, off)
return bi;
def image(self):
w = self.getWidth()
h = self.getHeight()
non_black_withe_image = BufferedImage(w, h,
BufferedImage.TYPE_INT_ARGB)
self.paint(non_black_withe_image.getGraphics())
raster = non_black_withe_image.getRaster()
bi = BufferedImage(w, h, BufferedImage.TYPE_BYTE_BINARY)
write_raster = bi.getRaster()
c = array.zeros('i', 4)
on = wc = array.zeros('i', 1)
off = array.zeros('i', 1)
off[0] = 1
for x in range(w):
for y in range(h):
c = raster.getPixel(x, y, c)
if sum(c) != 1020:
write_raster.setPixel(x, y, on)
else:
write_raster.setPixel(x, y, off)
return bi
def main(self, args):
width = 400;
height = 400;
im = BufferedImage(width,height,BufferedImage.TYPE_BYTE_BINARY);
raster = im.getRaster();
for h in range(height):
for w in range(width):
if (h / 50 + w / 50) % 2 == 0:
raster.setSample(w,h,0,0);
else:
raster.setSample(w,h,0,1);
try:
ImageIO.write(im,"PNG", File("checkboard.png"));
except IOException:
print "can not open the file"
