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The Java Developers Almanac 1.4Order this book from Amazon. |
e584. Retrieving a Predefined Color by NameTheColor class contains a number of predefined colors such as
red and green . This example demonstrates how to retrieve
one of these predefined colors using a string. For example, the
predefined color java.awt.Color.red could be retrieved with the
string "red" .
// Returns a Color based on 'colorName' which must be one of the predefined colors in // java.awt.Color. Returns null if colorName is not valid. public Color getColor(String colorName) { try { // Find the field and value of colorName Field field = Class.forName("java.awt.Color").getField(colorName); return (Color)field.get(null); } catch (Exception e) { return null; } }
e583. Drawing with a Gradient Color e585. Converting Between RGB and HSB Colors
© 2002 Addison-Wesley. |