Core/KeyboardEventModifier.js 15 This enumerated type is for representing keyboard modifiers. These are keys that are held down in addition to other event types. Members staticconstantCesium.KeyboardEventModifier.ALT : Number Core/KeyboardEventModifier.js 38 Represents the alt key being held down. staticconstantCesium.KeyboardEventModifier.CTRL : Number Core/KeyboardEventModifier.js 30 Represents the control key being held down. staticconstantCesium.KeyboardEventModifier.SHIFT : Number Core/KeyboardEventModifier.js 22 Represents the shift key being held down.