Program features:
creates 3D buttons on basis of ready templates;
adds new templates in the list;
deletes selected templates from the list;
edits parameters of the button: shape, size, color, texture, ridge width;
edits caption parameters of the button: text, color, font, coordinates of the text, color and depth of a shade;
edits parameters of a light source: its coordinates and intensity;
creates a shade for the button with parameters: color and depth;
copies created image to clipboard in BMP - format;
saves created image to GIF and JPEG - files.