feat(Input): Added secure input functionality for typing passwords

src/Input.ts

@@ -27,13 +27,16 @@ export type InputOptions = {
     placeholder?: string;
     value?: string;
     maxLength?: number;
+    secure?: boolean;
     align?: 'left' | 'center' | 'right';
     padding?: Padding;
     cleanOnFocus?: boolean;
     nineSliceSprite?: [number, number, number, number];
     addMask?: boolean;
 };
 
+const SECURE_CHARACTER = '*';
+
 /**
  * Container-based component that creates an input to read the user's text.
  * @example
@@ -52,6 +55,8 @@ export class Input extends Container {
     protected _bg?: Container | NineSliceSprite | Graphics;
     protected inputMask: Container | NineSliceSprite | Graphics;
     protected _cursor: Sprite;
+    protected _value: string = '';
+    protected _secure: boolean;
     protected inputField: PixiText;
     protected placeholder: PixiText;
     protected editing = false;
@@ -109,6 +114,7 @@ export class Input extends Container {
 
         this.options = options;
         this.padding = options.padding;
+        this._secure = options.secure ?? false;
 
         this.cursor = 'text';
         this.interactive = true;
@@ -287,11 +293,11 @@ export class Input extends Container {
     }
 
     protected _delete(): void {
-        if (!this.editing || this.value.length === 0) return;
-        const array = this.value.split('');
+        const length = this.value.length;
+
+        if (!this.editing || length === 0) return;
 
-        array.pop();
-        this.value = array.join('');
+        this.value = this.value.substring(0, length - 1);
 
         this.onChange.emit(this.value);
     }
@@ -453,9 +459,13 @@ export class Input extends Container {
 
     /** Sets the input text. */
     set value(text: string) {
-        this.inputField.text = text;
+        const textLength = text.length;
 
-        if (text.length !== 0) {
+        this._value = text;
+        this.inputField.text = this.secure ? SECURE_CHARACTER.repeat(textLength) : text;
+
+        if (textLength !== 0)
+        {
             this.placeholder.visible = false;
         } else {
             this.placeholder.visible = !this.editing;
@@ -466,7 +476,18 @@ export class Input extends Container {
 
     /** Return text of the input. */
     get value(): string {
-        return this.inputField.text;
+        return this._value;
+    }
+
+    set secure(val: boolean) {
+        this._secure = val;
+
+        // Update text based on secure state (useful for show/hide password implementations)
+        this.value = this._value;
+    }
+
+    get secure(): boolean {
+        return this._secure;
     }
 
     /**

src/stories/input/InputGraphics.stories.ts

@@ -9,6 +9,7 @@ import { action } from '@storybook/addon-actions';
 const args = {
     text: '',
     placeholder: 'Enter text',
+    secure: false,
     align: ['center', 'left', 'right'],
     textColor: '#000000',
     backgroundColor: '#F1D583',
@@ -29,31 +30,29 @@ const args = {
     onChange: action('Change'),
 };
 
-export const UseGraphics: StoryFn<typeof args & { align: 'center' | 'left' | 'right' }> = (
-    {
-        text,
-        amount,
-        border,
-        textColor,
-        fontSize,
-        backgroundColor,
-        borderColor,
-        width,
-        height,
-        radius,
-        maxLength,
-        align,
-        placeholder,
-        paddingTop,
-        paddingRight,
-        paddingBottom,
-        paddingLeft,
-        onChange,
-        cleanOnFocus,
-        addMask,
-    },
-    context,
-) =>
+export const UseGraphics: StoryFn<typeof args & { align: 'center' | 'left' | 'right' }> = ({
+    text,
+    amount,
+    border,
+    textColor,
+    fontSize,
+    backgroundColor,
+    borderColor,
+    width,
+    height,
+    radius,
+    maxLength,
+    align,
+    placeholder,
+    secure,
+    paddingTop,
+    paddingRight,
+    paddingBottom,
+    paddingLeft,
+    onChange,
+    cleanOnFocus,
+    addMask
+}, context) =>
     new PixiStory<typeof args>({
         context,
         init: (view) => {
@@ -75,6 +74,7 @@ export const UseGraphics: StoryFn<typeof args & { align: 'center' | 'left' | 'ri
                     maxLength,
                     align,
                     placeholder,
+                    secure,
                     value: text,
                     padding: [paddingTop, paddingRight, paddingBottom, paddingLeft],
                     cleanOnFocus,

src/stories/input/InputNineSliceSprite.stories.ts

@@ -9,6 +9,7 @@ import { action } from '@storybook/addon-actions';
 const args = {
     text: '',
     placeholder: 'Enter text',
+    secure: false,
     align: ['center', 'left', 'right'],
     textColor: '#000000',
     maxLength: 20,
@@ -37,6 +38,7 @@ export const UseNineSliceSprite: StoryFn<typeof args & { align: 'center' | 'left
         maxLength,
         align,
         placeholder,
+        secure,
         width,
         height,
         addMask,
@@ -66,6 +68,7 @@ export const UseNineSliceSprite: StoryFn<typeof args & { align: 'center' | 'left
                         maxLength,
                         align,
                         placeholder,
+                        secure,
                         value: text,
                         addMask,
                     });

src/stories/input/InputSprite.stories.ts

@@ -10,6 +10,7 @@ import { action } from '@storybook/addon-actions';
 const args = {
     text: '',
     placeholder: 'Enter text',
+    secure: false,
     align: ['center', 'left', 'right'],
     textColor: '#000000',
     maxLength: 20,
@@ -24,24 +25,22 @@ const args = {
     onChange: action('Input'),
 };
 
-export const UseSprite: StoryFn<typeof args & { align: 'center' | 'left' | 'right' }> = (
-    {
-        text,
-        amount,
-        paddingTop,
-        paddingRight,
-        paddingBottom,
-        paddingLeft,
-        textColor,
-        fontSize,
-        maxLength,
-        align,
-        placeholder,
-        addMask,
-        onChange,
-    },
-    context,
-) =>
+export const UseSprite: StoryFn<typeof args & { align: 'center' | 'left' | 'right' }> = ({
+    text,
+    amount,
+    paddingTop,
+    paddingRight,
+    paddingBottom,
+    paddingLeft,
+    textColor,
+    fontSize,
+    maxLength,
+    align,
+    placeholder,
+    secure,
+    addMask,
+    onChange
+}, context) =>
     new PixiStory({
         context,
         init: (view) => {
@@ -63,6 +62,7 @@ export const UseSprite: StoryFn<typeof args & { align: 'center' | 'left' | 'righ
                         maxLength,
                         align,
                         placeholder,
+                        secure,
                         value: text,
                         addMask,
                     });