Method constructor

plugins/uiSystem.js:51–304

Create the global UI system object * @param {CanvasRenderingContext2D} [context] * @example * // create the ui plugin object * new UISystemPlugin;

(context=mainContext)

     *  new UISystemPlugin;
     */
    constructor(context=mainContext)
    {
        ASSERT(!uiSystem, 'UI system already initialized');
        uiSystem = this;

        // default settings
        /** @property {boolean} - Activate when mouse is pressed down instead of clicked */
        this.activateOnPress = false;
        /** @property {Color} - Default fill color for UI elements */
        this.defaultColor = WHITE;
        /** @property {Color} - Default outline color for UI elements */
        this.defaultLineColor = BLACK;
        /** @property {Color} - Default text color for UI elements */
        this.defaultTextColor = BLACK;
        /** @property {Color} - Default button color for UI elements */
        this.defaultButtonColor = hsl(0,0,.7);
        /** @property {Color} - Default hover color for UI elements */
        this.defaultHoverColor = hsl(0,0,.9);
        /** @property {Color} - Default color for disabled UI elements */
        this.defaultDisabledColor = hsl(0,0,.3);
        /** @property {Color} - Uses a gradient fill combined with color */
        this.defaultGradientColor = undefined;
        /** @property {number} - Default line width for UI elements */
        this.defaultLineWidth = 4;
        /** @property {number} - Default rounded rect corner radius for UI elements */
        this.defaultCornerRadius = 0;
        /** @property {number} - Default scale to use for fitting text to object */
        this.defaultTextFitScale = .8;
        /** @property {string} - Default font for UI elements */
        this.defaultFont = fontDefault;
        /** @property {Sound} - Default sound when interactive UI element is pressed */
        this.defaultSoundPress = undefined;
        /** @property {Sound} - Default sound when interactive UI element is released */
        this.defaultSoundRelease = undefined;
        /** @property {Sound} - Default sound when interactive UI element is clicked */
        this.defaultSoundClick = undefined;
        /** @property {Color} - Color for shadow */
        this.defaultShadowColor = CLEAR_BLACK;
        /** @property {number} - Size of shadow blur */
        this.defaultShadowBlur = 5;
        /** @property {Vector2} - Offset of shadow blur */
        this.defaultShadowOffset = vec2(5);
        /** @property {number} - If set ui coords will be renormalized to this canvas height */
        this.nativeHeight = 0;

        // navigation properties
        /** @property {UIObject} - Object currently selected by navigation (gamepad or keyboard) */
        this.navigationObject = undefined;
        /** @property {Timer} - Cool down timer for navigation inputs */
        this.navigationTimer = new Timer(undefined, true);
        /** @property {number} - Time between navigation inputs in seconds */
        this.navigationDelay = .2;
        /** @property {boolean} - should the navigation be horizontal, vertical, or both? */
        this.navigationDirection = 1;
        /** @property {boolean} - True if user last used navigation instead of mouse */
        this.navigationMode = false;

        // system state