// Setup rectangle for the note mark's location.
ImGearRectangle igRectangle = new ImGearRectangle(10, 10, 300, 100);
// Setup color for the note text.
ImGearRGBQuad igRGBQuadText = new ImGearRGBQuad(0, 0, 0);
// Setup color for the note fill.
ImGearRGBQuad igRGBQuadFill = new ImGearRGBQuad(40, 200, 40);
// Create note mark using size 16 italic Arial font
ImGearARTNote igARTNote = new ImGearARTNote(
igRectangle, "ImGearARTNote test", igRGBQuadText, igRGBQuadFill,
"Arial", (float)16.0, ImGearARTFontStyles.Italic
);
// Add the annotation to the ARTPage.
igARTPage.AddMark(igARTNote, ImGearARTCoordinatesType.IMAGE_COORD);