com.mapbox.mapboxsdk.utils

Class ColorUtils

java.lang.Object

com.mapbox.mapboxsdk.utils.ColorUtils

public class ColorUtils
extends java.lang.Object

Color utility class.

Constructor Summary

Constructors

Constructor and Description
ColorUtils()

Method Summary

Modifier and Type	Method and Description
static float[]	colorToGlRgbaArray(int color) Converts Android color int to GL rgba float array.
static float[]	colorToRgbaArray(int color) Converts Android color int to rgba float array.
static java.lang.String	colorToRgbaString(int color) Converts Android color int to "rbga(r, g, b, a)" String equivalent.
static int	getAccentColor(Context context) Returns a color integer associated as accent color from a theme based on a Context.
static int	getPrimaryColor(Context context) Returns a color integer associated as primary color from a theme based on a Context.
static int	getPrimaryDarkColor(Context context) Returns a color integer associated as primary dark color from a theme based on a Context.
static ColorStateList	getSelector(int color) Returns a color state list associated with a theme based on a Context.
static int	rgbaToColor(java.lang.String value) Convert an rgba string to a Color int.
static void	setTintList(ImageView imageView, int tintColor) Set a color tint list to the Drawable of an ImageView.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ColorUtils

public ColorUtils()

Method Detail

getPrimaryColor

@ColorInt
public static int getPrimaryColor(@NonNull
                                            Context context)

Returns a color integer associated as primary color from a theme based on a Context.

Parameters:

context - The context used to style the color attributes.

Returns:

The primary color value of current theme in the form 0xAARRGGBB.

getPrimaryDarkColor

@ColorInt
public static int getPrimaryDarkColor(@NonNull
                                                Context context)

Returns a color integer associated as primary dark color from a theme based on a Context.

Parameters:

context - The context used to style the color attributes.

Returns:

The primary dark color value of current theme in the form 0xAARRGGBB.

getAccentColor

@ColorInt
public static int getAccentColor(@NonNull
                                           Context context)

Returns a color integer associated as accent color from a theme based on a Context.

Parameters:

context - The context used to style the color attributes.

Returns:

The accent color value of current theme in the form 0xAARRGGBB.

getSelector

@NonNull
public static ColorStateList getSelector(@ColorInt
                                                  int color)

Returns a color state list associated with a theme based on a Context.

Parameters:

color - The color used for tinting.

Returns:

A ColorStateList object containing the primary color of a theme

setTintList

public static void setTintList(@NonNull
                               ImageView imageView,
                               @ColorInt
                               int tintColor)

Set a color tint list to the Drawable of an ImageView.

Parameters:

imageView - The view to set the default tint list.

tintColor - The color to tint.

rgbaToColor

@ColorInt
public static int rgbaToColor(@NonNull
                                        java.lang.String value)

Convert an rgba string to a Color int.

R, G, B color components have to be in the [0-255] range, while alpha has to be in the [0.0-1.0] range. For example: "rgba(255, 128, 0, 0.7)".

Parameters:

value - the String representation of rgba

Returns:

the int representation of rgba

Throws:

ConversionException - on illegal input

colorToRgbaString

public static java.lang.String colorToRgbaString(@ColorInt
                                                 int color)

Converts Android color int to "rbga(r, g, b, a)" String equivalent.

Alpha value will be converted from 0-255 range to 0-1.

Parameters:

color - Android color int

Returns:

String rgba color

colorToRgbaArray

public static float[] colorToRgbaArray(@ColorInt
                                       int color)

Converts Android color int to rgba float array.

Returned RGB values range from 0 to 255. Alpha value ranges from 0-1.

Parameters:

color - Android color int

Returns:

float rgba array, rgb values range from 0-255, alpha from 0-1

colorToGlRgbaArray

public static float[] colorToGlRgbaArray(@ColorInt
                                         int color)

Converts Android color int to GL rgba float array.

Returned values range from 0-1.

Parameters:

color - Android color int

Returns:

float rgba array, values range from 0 to 1