Removed console.log, added possibility of choose if fit a specified container (old way) or the element parent
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97c428f0af
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4 changed files with 67 additions and 22 deletions
21
.gitignore
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21
.gitignore
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@ -1,10 +1,11 @@
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# Node generated files
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node_modules
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npm-debug.log
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# OS generated files
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Thumbs.db
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.DS_Store
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# Ignored files
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*.js
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*.map
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*.d.ts
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# Node generated files
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node_modules
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npm-debug.log
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# OS generated files
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Thumbs.db
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.DS_Store
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# Ignored files
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*.js
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*.map
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*.d.ts
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.idea
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6
.idea/vcs.xml
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6
.idea/vcs.xml
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@ -0,0 +1,6 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="VcsDirectoryMappings">
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<mapping directory="$PROJECT_DIR$" vcs="Git" />
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</component>
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</project>
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42
README.md
42
README.md
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@ -32,6 +32,23 @@ Import it in your Angular2 project like a module
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```
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2) Use it in your components
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Fit with specified container (can be the parent or a deeper ancestor)
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```sh
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import {Component} from '@angular/core';
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@Component({
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selector: 'label',
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template: `<div #container>
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<div [fittext]="true" [activateOnResize]="true" [container]="container" [useMaxFontSize]="false">Bla bla bla...</div>
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</div>`
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})
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export class LabelComponent {}
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```
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Fit with the parent element (this works if you have a variable number of element between element and parent)
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```sh
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import {Component} from '@angular/core';
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@ -45,6 +62,8 @@ Import it in your Angular2 project like a module
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export class LabelComponent {}
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```
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**NEW! Support for autoresize input box!**
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```sh
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@ -52,19 +71,38 @@ Import it in your Angular2 project like a module
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@Component({
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selector: 'inputbox',
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template: `<div>
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<input [fittext]="true" [activateOnResize]="true" [activateOnInputEvents]="true" [useMaxFontSize]="false">`,
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template: `<div #container>
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<input [fittext]="true" [activateOnResize]="true" [container]="container" [activateOnInputEvents]="true" [useMaxFontSize]="false">`,
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</div>`
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})
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export class InputBoxComponent {}
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```
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**NEW! Support for maxFontSize!**
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```sh
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import {Component} from '@angular/core';
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@Component({
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selector: 'inputbox',
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template: `<div>
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<input [fittext]="true" [activateOnResize]="true" [activateOnInputEvents]="true" [useMaxFontSize]="true">`,
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</div>`
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})
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export class InputBoxComponent {}
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```
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Parameters:
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| Parameter | Description | Values |
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| --- | --- | --- |
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| fittext | is the selector of the directive | true/false
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| container | the container to fit (if not present it fit default to parent container)| ElementRef
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| activateOnResize | enable/disable the autofit in case of window resize | true or false (default false)
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| activateOnInputEvents | enbale/disable the autofit in case of input box events (keydown, keyup etc..) | true or false (default false)
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| useMaxFontSize | Use font-size from element as maximum font-size | enable/disable the usage of max font-size of the lement
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@ -3,10 +3,11 @@ import {Directive, ElementRef, Renderer, Input, AfterViewInit, HostListener, OnI
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@Directive({
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selector: '[fittext]'
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})
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export class FittextDirective implements AfterViewInit, OnInit {
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export class Ng2FittextDirective implements AfterViewInit, OnInit {
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@Input('fittext') fittext: any;
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@Input('activateOnResize') activateOnResize: boolean;
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@Input('container') container: any;
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@Input('activateOnInputEvents') activateOnInputEvents: boolean;
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@Input('useMaxFontSize') useMaxFontSize: boolean;
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private maxFontSize: number = 1000;
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@ -17,8 +18,6 @@ export class FittextDirective implements AfterViewInit, OnInit {
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}
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setFontSize(fontSize) {
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console.log();
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this.fontSize = fontSize;
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return this.el.nativeElement.style.setProperty('font-size', (fontSize).toString() + 'px');
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}
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@ -28,8 +27,7 @@ export class FittextDirective implements AfterViewInit, OnInit {
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return Math.floor(fontSize / speed);
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}
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checkOverflow(children: any) {
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const parent = children.parentElement;
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checkOverflow(parent: any, children: any) {
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let overflowX = children.scrollWidth - parent.clientWidth;
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let overflowY = children.clientHeight - parent.clientHeight;
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@ -40,9 +38,9 @@ export class FittextDirective implements AfterViewInit, OnInit {
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onResize() {
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if (this.activateOnResize && this.fittext) {
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if (this.activateOnInputEvents && this.fittext) {
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this.setFontSize(this.el.nativeElement.parentElement.clientHeight);
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this.setFontSize(this.container ? this.container.clientHeight : this.el.nativeElement.parentElement.clientHeight);
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} else {
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this.setFontSize(this.el.nativeElement.parentElement.clientWidth);
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this.setFontSize(this.container ? this.container.clientWidth : this.el.nativeElement.parentElement.clientWidth);
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}
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this.ngAfterViewInit();
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}
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@ -51,7 +49,7 @@ export class FittextDirective implements AfterViewInit, OnInit {
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@HostListener('input', ['$event'])
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onInputEvents() {
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if (this.activateOnInputEvents && this.fittext) {
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this.setFontSize(this.el.nativeElement.parentElement.clientHeight);
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this.setFontSize(this.container ? this.container.clientHeight : this.el.nativeElement.parentElement.clientHeight);
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this.ngAfterViewInit();
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}
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}
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@ -64,16 +62,18 @@ export class FittextDirective implements AfterViewInit, OnInit {
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if (this.fittext) {
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this.setFontSize(this.maxFontSize);
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}
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this.el.nativeElement.style.setProperty('will-change', 'content');
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}
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ngAfterViewInit() {
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if (this.fittext) {
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let overflow = this.checkOverflow(this.el.nativeElement);
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let overflow = this.container ? this.checkOverflow(this.container, this.el.nativeElement)
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: this.checkOverflow(this.el.nativeElement.parentElement, this.el.nativeElement);
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if (overflow) {
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this.setFontSize(this.calculateFontSize(this.fontSize, this.speed));
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this.ngAfterViewInit();
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}
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}
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}
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}
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}
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