Class Horde_Image

This class provides some utility functions, such as generating highlights of a color as well as a factory method responsible for creating a concrete Horde_Image driver.

See the enclosed file COPYING for license information (LGPL). If you did not receive this file, see http://www.horde.org/licenses/lgpl21.

Package: Image
Author: Chuck Hagenbuch chuck@horde.org
Author: Michael J. Rubinsky mrubinsk@horde.org
Located at Horde/Image.php

Methods summary
`public static string`	# `modifyColor( string $color, string $factor = 0x11 )` Calculate a lighter (or darker) version of a color. Calculate a lighter (or darker) version of a color. Parameters `$color` An HTML color, e.g.: #ffffcc. `$factor` TODO Returns `string` A modified HTML color.
`public static string`	# `moreIntenseColor( string $color, string $factor = 0x11 )` Calculate a more intense version of a color. Calculate a more intense version of a color. Parameters `$color` An HTML color, e.g.: #ffffcc. `$factor` TODO Returns `string` A more intense HTML color.
`public static integer`	# `brightness( string $color )` Returns the brightness of a color. Returns the brightness of a color. Parameters `$color` An HTML color, e.g.: #ffffcc. Returns `integer` The brightness on a scale of 0 to 255.
`public static`	# `grayscaleValue( mixed $r, mixed $g, mixed $b )`
`public static`	# `grayscalePixel( mixed $originalPixel )`
`public static array`	# `getColor( string $color )` Normalizes an HTML color. Normalizes an HTML color. Parameters `$color` An HTML color, e.g.: #ffffcc or #ffc. Returns `array` Array with three elements: red, green, and blue.
`public static array`	# `getRGB( string $colorname )` Get the RGB value for a given colorname. Get the RGB value for a given colorname. Parameters `$colorname` The colorname Returns `array` An array of RGB values.
`public static string`	# `getHexColor( string $colorname )` Get the hex representation of the given colorname. Get the hex representation of the given colorname. Parameters `$colorname` The colorname Returns `string` The hex representation of the color.
`public static array`	# `circlePoint( float $degrees, integer $diameter )` Get an x,y pair on circle, assuming center is 0,0. Get an x,y pair on circle, assuming center is 0,0. Parameters `$degrees` The degrees of arc to get the point for. `$diameter` The diameter of the circle. Returns `array` (x coordinate, y coordinate) of the point.
`public static array`	# `arcPoints( integer $r, integer $start, integer $end )` Get point coordinates at the limits of an arc. Only valid for angles ($end - $start) <= 45 degrees. Get point coordinates at the limits of an arc. Only valid for angles ($end - $start) <= 45 degrees. Parameters `$r` The radius of the arc. `$start` The starting angle. `$end` The ending angle. Returns `array` The start point, end point, and anchor point.
`public static`	# `getFontSize( mixed $fontsize )` Return point size for font Return point size for font

Packages

Classes

Class Horde_Image

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