Returns the next color. Currently returns a random
        color from the Colorbrewer 11-class diverging BrBG palette.

        Returns
        -------
        next_rgb_color: tuple of ImageColor
1324
def next_color(self):
        
        next_rgb_color = ImageColor.getrgb(random.choice(BrBG_11.hex_colors))
        return next_rgb_color
869549
def _get_color(self, r, g, b):
        
        clr = (r, g, b)
        return clr
159966
def next_style(self):
        
        next = self.next
        if next is None:
            return None
        styles = self.getparent()
        return styles.get_by_id(next.val)
836657
def bgr2rgb(self):
        
        new_data = cv2.cvtColor(self.raw_data, cv2.COLOR_BGR2RGB)
        return ColorImage(new_data, frame=self.frame, encoding='rgb8')
964854
def get_next_step(self):
        
        if is_raster_layer(self.parent.layer):
            new_step = self.parent.step_kw_band_selector
        else:
            new_step = self.parent.step_kw_layermode
        return new_step
581524
function(){
		var r = 0,
			g = 0,
			b = 0,
			a = 0;

		this.each(function(c){
			r += c.rgb[0];
			g += c.rgb[1];
			b += c.rgb[2];
			a += c.alpha();
		});

		var num = this.colors.length;
		if(num > 0){
			return TColor.newRGBA(r / num, g / num, b / num, a / num);
		}
		return undefined;
	}
542144
def next(n=1)
      @@colorset[mode] ||= Colorable::Colorset.new(order: mode)
      idx = @@colorset[mode].find_index(self)
      @@colorset[mode].at(idx+n).tap{|c| c.mode = mode } if idx
    end
295913
private Color mutateColour(Color colour, Random rng)
    {
        if (mutationProbability.nextValue().nextEvent(rng))
        {
            return new Color(mutateColourComponent(colour.getRed()),
                             mutateColourComponent(colour.getGreen()),
                             mutateColourComponent(colour.getBlue()),
                             mutateColourComponent(colour.getAlpha()));
        }
        else
        {
            return colour;
        }
    }
723461
def get_colours(self, name='GnBu'):
		
		# ColorBrewer colours, taken from Chroma.js source code
		# https://github.com/gka/chroma.js

		###	Copyright (c) 2002 Cynthia Brewer, Mark Harrower, and The
		###	Pennsylvania State University.
		###
		###	Licensed under the Apache License, Version 2.0 (the "License");
		###	you may not use this file except in compliance with the License.
		###	You may obtain a copy of the License at
		###	http://www.apache.org/licenses/LICENSE-2.0
		###
		###	Unless required by applicable law or agreed to in writing, software distributed
		###	under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
		###	CONDITIONS OF ANY KIND, either express or implied. See the License for the
		###	specific language governing permissions and limitations under the License.

		colorbrewer_scales = {
			# sequential
			'OrRd': ['#fff7ec', '#fee8c8', '#fdd49e', '#fdbb84', '#fc8d59', '#ef6548', '#d7301f', '#b30000', '#7f0000'],
			'PuBu': ['#fff7fb', '#ece7f2', '#d0d1e6', '#a6bddb', '#74a9cf', '#3690c0', '#0570b0', '#045a8d', '#023858'],
			'BuPu': ['#f7fcfd', '#e0ecf4', '#bfd3e6', '#9ebcda', '#8c96c6', '#8c6bb1', '#88419d', '#810f7c', '#4d004b'],
			'Oranges': ['#fff5eb', '#fee6ce', '#fdd0a2', '#fdae6b', '#fd8d3c', '#f16913', '#d94801', '#a63603', '#7f2704'],
			'BuGn': ['#f7fcfd', '#e5f5f9', '#ccece6', '#99d8c9', '#66c2a4', '#41ae76', '#238b45', '#006d2c', '#00441b'],
			'YlOrBr': ['#ffffe5', '#fff7bc', '#fee391', '#fec44f', '#fe9929', '#ec7014', '#cc4c02', '#993404', '#662506'],
			'YlGn': ['#ffffe5', '#f7fcb9', '#d9f0a3', '#addd8e', '#78c679', '#41ab5d', '#238443', '#006837', '#004529'],
			'Reds': ['#fff5f0', '#fee0d2', '#fcbba1', '#fc9272', '#fb6a4a', '#ef3b2c', '#cb181d', '#a50f15', '#67000d'],
			'RdPu': ['#fff7f3', '#fde0dd', '#fcc5c0', '#fa9fb5', '#f768a1', '#dd3497', '#ae017e', '#7a0177', '#49006a'],
			'Greens': ['#f7fcf5', '#e5f5e0', '#c7e9c0', '#a1d99b', '#74c476', '#41ab5d', '#238b45', '#006d2c', '#00441b'],
			'YlGnBu': ['#ffffd9', '#edf8b1', '#c7e9b4', '#7fcdbb', '#41b6c4', '#1d91c0', '#225ea8', '#253494', '#081d58'],
			'Purples': ['#fcfbfd', '#efedf5', '#dadaeb', '#bcbddc', '#9e9ac8', '#807dba', '#6a51a3', '#54278f', '#3f007d'],
			'GnBu': ['#f7fcf0', '#e0f3db', '#ccebc5', '#a8ddb5', '#7bccc4', '#4eb3d3', '#2b8cbe', '#0868ac', '#084081'],
			'Greys': ['#ffffff', '#f0f0f0', '#d9d9d9', '#bdbdbd', '#969696', '#737373', '#525252', '#252525', '#000000'],
			'YlOrRd': ['#ffffcc', '#ffeda0', '#fed976', '#feb24c', '#fd8d3c', '#fc4e2a', '#e31a1c', '#bd0026', '#800026'],
			'PuRd': ['#f7f4f9', '#e7e1ef', '#d4b9da', '#c994c7', '#df65b0', '#e7298a', '#ce1256', '#980043', '#67001f'],
			'Blues': ['#f7fbff', '#deebf7', '#c6dbef', '#9ecae1', '#6baed6', '#4292c6', '#2171b5', '#08519c', '#08306b'],
			'PuBuGn': ['#fff7fb', '#ece2f0', '#d0d1e6', '#a6bddb', '#67a9cf', '#3690c0', '#02818a', '#016c59', '#014636'],

			# diverging
			'Spectral': ['#9e0142', '#d53e4f', '#f46d43', '#fdae61', '#fee08b', '#ffffbf', '#e6f598', '#abdda4', '#66c2a5', '#3288bd', '#5e4fa2'],
			'RdYlGn': ['#a50026', '#d73027', '#f46d43', '#fdae61', '#fee08b', '#ffffbf', '#d9ef8b', '#a6d96a', '#66bd63', '#1a9850', '#006837'],
			'RdBu': ['#67001f', '#b2182b', '#d6604d', '#f4a582', '#fddbc7', '#f7f7f7', '#d1e5f0', '#92c5de', '#4393c3', '#2166ac', '#053061'],
			'PiYG': ['#8e0152', '#c51b7d', '#de77ae', '#f1b6da', '#fde0ef', '#f7f7f7', '#e6f5d0', '#b8e186', '#7fbc41', '#4d9221', '#276419'],
			'PRGn': ['#40004b', '#762a83', '#9970ab', '#c2a5cf', '#e7d4e8', '#f7f7f7', '#d9f0d3', '#a6dba0', '#5aae61', '#1b7837', '#00441b'],
			'RdYlBu': ['#a50026', '#d73027', '#f46d43', '#fdae61', '#fee090', '#ffffbf', '#e0f3f8', '#abd9e9', '#74add1', '#4575b4', '#313695'],
			'BrBG': ['#543005', '#8c510a', '#bf812d', '#dfc27d', '#f6e8c3', '#f5f5f5', '#c7eae5', '#80cdc1', '#35978f', '#01665e', '#003c30'],
			'RdGy': ['#67001f', '#b2182b', '#d6604d', '#f4a582', '#fddbc7', '#ffffff', '#e0e0e0', '#bababa', '#878787', '#4d4d4d', '#1a1a1a'],
			'PuOr': ['#7f3b08', '#b35806', '#e08214', '#fdb863', '#fee0b6', '#f7f7f7', '#d8daeb', '#b2abd2', '#8073ac', '#542788', '#2d004b'],

			# qualitative
			'Set2': ['#66c2a5', '#fc8d62', '#8da0cb', '#e78ac3', '#a6d854', '#ffd92f', '#e5c494', '#b3b3b3'],
			'Accent': ['#7fc97f', '#beaed4', '#fdc086', '#ffff99', '#386cb0', '#f0027f', '#bf5b17', '#666666'],
			'Set1': ['#e41a1c', '#377eb8', '#4daf4a', '#984ea3', '#ff7f00', '#ffff33', '#a65628', '#f781bf', '#999999'],
			'Set3': ['#8dd3c7', '#ffffb3', '#bebada', '#fb8072', '#80b1d3', '#fdb462', '#b3de69', '#fccde5', '#d9d9d9', '#bc80bd', '#ccebc5', '#ffed6f'],
			'Dark2': ['#1b9e77', '#d95f02', '#7570b3', '#e7298a', '#66a61e', '#e6ab02', '#a6761d', '#666666'],
			'Paired': ['#a6cee3', '#1f78b4', '#b2df8a', '#33a02c', '#fb9a99', '#e31a1c', '#fdbf6f', '#ff7f00', '#cab2d6', '#6a3d9a', '#ffff99', '#b15928'],
			'Pastel2': ['#b3e2cd', '#fdcdac', '#cbd5e8', '#f4cae4', '#e6f5c9', '#fff2ae', '#f1e2cc', '#cccccc'],
			'Pastel1': ['#fbb4ae', '#b3cde3', '#ccebc5', '#decbe4', '#fed9a6', '#ffffcc', '#e5d8bd', '#fddaec', '#f2f2f2'],
		}

		# Detect reverse colour scales
		reverse = False
		if str(name).endswith('-rev'):
			reverse = True
			name = name[:-4]

		# Default colour scale
		if name not in colorbrewer_scales:
			name = 'GnBu'

		# Return colours
		if reverse:
			return list(reversed(colorbrewer_scales[name]))
		else:
			return colorbrewer_scales[name]
308705
def get_face_color(self, increment=1):
        

        i = self.face_colors_index

        self.face_colors_index += increment
        if self.face_colors_index >= len(self.face_colors):
            self.face_colors_index = self.face_colors_index-len(self.face_colors)
            if self.face_colors_index >= len(self.face_colors): self.face_colors_index=0 # to be safe

        return self.face_colors[i]
257916
def _read_color_images(self, num_images):
        
        color_images = self._ros_read_images(self._color_image_buffer, num_images, self.staleness_limit)
        for i in range(0, num_images):
            if self._flip_images:
                color_images[i] = np.flipud(color_images[i].astype(np.uint8))
                color_images[i] = np.fliplr(color_images[i].astype(np.uint8))
            color_images[i] = ColorImage(color_images[i], frame=self._frame) 
        return color_images
1313393
def get_color_for_language(lang)
      color_lang = @colors[lang]
      color = color_lang['color']
      if color_lang.nil? || color.nil?
        return StringUtility.random_color_six
      else
        return color
      end
    end
745163
public static final String getRandomHexColor()
    {
        final int r = randomRGB();

        final int g = randomRGB();

        final int b = randomRGB();

        return rgbToBrowserHexColor(r, g, b);
    }
1140748
def get_colors(image):
    
    colors = Counter(pixel for row in image for pixel in row)
    if len(colors) > 256:
        msg = (
            "The maximum number of distinct colors in a GIF is 256 but "
            "this image has {} colors and can't be encoded properly."
        )
        raise RuntimeError(msg.format(len(colors)))
    return colors
1204841
def next(self):
        
        try:
            if self.next_id:
                return Chart(self.next_id)
            else:
                log.debug('attempted to get next chart, but none was found')
                return
        except AttributeError:
            #chart does not implement next pointer
            log.debug('attempted to get next chart from a chart without a next attribute')
            return None
991967
@Override
	public Color[] generateColors(int numColors) {
		Color[] colors = new Color[numColors];
		// fix the seed to always get the same colors for the same numColors parameter and ranges for hue, saturation and brightness
		Random rand = new Random(0);
		for(int i = 0; i < numColors; ++i)
		{
			float hueRatio = i/(float)numColors;
			float saturationRatio = rand.nextFloat();
			float brightnessRatio = rand.nextFloat();
			float hue = lerp(hueMin, hueMax, hueRatio);
			float saturation = lerp(saturationMin, saturationMax, saturationRatio);
			float brightness = lerp(brightnessMin, brightnessMax, brightnessRatio);
			colors[i] = Color.getHSBColor(hue, saturation, brightness);
		}
		
		return colors;
	}
209658
public static Color randomColor() {
		final Random random = getRandom();
		return new Color(random.nextInt(255), random.nextInt(255), random.nextInt(255));
	}