resizer.js 4.1 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152
  1. /**
  2. * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved.
  3. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
  4. */
  5. /* globals document */
  6. import Resizer from '../../src/widgetresize/resizer';
  7. import Element from '@ckeditor/ckeditor5-engine/src/model/element';
  8. import ContainerElement from '@ckeditor/ckeditor5-engine/src/view/containerelement';
  9. import ClassicTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/classictesteditor';
  10. import ArticlePluginSet from '@ckeditor/ckeditor5-core/tests/_utils/articlepluginset';
  11. describe( 'Resizer', () => {
  12. let editor, editorElement;
  13. before( () => {
  14. editorElement = document.createElement( 'div' );
  15. document.body.append( editorElement );
  16. return ClassicTestEditor
  17. .create( editorElement, {
  18. plugins: [
  19. ArticlePluginSet
  20. ]
  21. } )
  22. .then( newEditor => {
  23. editor = newEditor;
  24. } );
  25. } );
  26. after( () => {
  27. editorElement.remove();
  28. return editor.destroy();
  29. } );
  30. it( 'constructs properly', () => {
  31. const resizerInstance = createResizer();
  32. expect( resizerInstance.isEnabled ).to.be.true;
  33. } );
  34. describe( 'markup', () => {
  35. let resizerInstance, renderedElement;
  36. before( () => {
  37. resizerInstance = createResizer();
  38. resizerInstance.attach();
  39. renderedElement = resizerInstance._viewResizerWrapper.render( document );
  40. } );
  41. after( () => {
  42. renderedElement.remove();
  43. } );
  44. it( 'root element contains proper classes', () => {
  45. const rootElementClasses = Array.from( renderedElement.classList );
  46. expect( rootElementClasses ).to.include( 'ck' );
  47. expect( rootElementClasses ).to.include( 'ck-reset_all' );
  48. expect( rootElementClasses ).to.include( 'ck-widget__resizer' );
  49. } );
  50. it( 'includes handle for each corner', () => {
  51. const handleSelectors = [
  52. '.ck-widget__resizer__handle.ck-widget__resizer__handle-bottom-right',
  53. '.ck-widget__resizer__handle.ck-widget__resizer__handle-bottom-left',
  54. '.ck-widget__resizer__handle.ck-widget__resizer__handle-top-left',
  55. '.ck-widget__resizer__handle.ck-widget__resizer__handle-top-right'
  56. ];
  57. for ( const selector of handleSelectors ) {
  58. expect( renderedElement.querySelectorAll( selector ).length, `Selector "${ selector }" matches` ).to.be.equal( 1 );
  59. }
  60. } );
  61. it( 'renders sizeUi', () => {
  62. expect( renderedElement.querySelectorAll( '.ck-size-view' ).length ).to.be.equal( 1 );
  63. } );
  64. } );
  65. describe( '_proposeNewSize()', () => {
  66. let resizer;
  67. beforeEach( () => {
  68. const state = {
  69. originalWidth: 40,
  70. originalHeight: 40,
  71. originalWidthPercents: 10,
  72. aspectRatio: 1,
  73. _referenceCoordinates: {
  74. x: 0,
  75. y: 0
  76. },
  77. activeHandlePosition: 'bottom-right'
  78. };
  79. resizer = createResizer();
  80. resizer.state = state;
  81. } );
  82. it( 'enlarges center-aligned objects correctly', () => {
  83. // Note that center-aligned objects needs to be enlarged twice as much
  84. // as your x-axis mouse distance, since it expands towards both directions.
  85. const proposedSize = resizer._proposeNewSize( {
  86. pageX: 50,
  87. pageY: 50
  88. } );
  89. expect( proposedSize.width, 'width' ).to.be.equal( 60 );
  90. expect( proposedSize.height, 'height' ).to.be.equal( 60 );
  91. expect( proposedSize.widthPercents, 'widthPercents' ).to.be.equal( 15 );
  92. } );
  93. it( 'enlarges objects correctly', () => {
  94. resizer._options.isCentered = () => false;
  95. const proposedSize = resizer._proposeNewSize( {
  96. pageX: 50,
  97. pageY: 50
  98. } );
  99. expect( proposedSize.width, 'width' ).to.be.equal( 50 );
  100. expect( proposedSize.height, 'height' ).to.be.equal( 50 );
  101. expect( proposedSize.widthPercents, 'widthPercents' ).to.be.equal( 12.5 );
  102. } );
  103. it( 'rounds returned width and height properties', () => {
  104. const proposedSize = resizer._proposeNewSize( {
  105. pageX: 50.000000000002,
  106. pageY: 50.000000000002
  107. } );
  108. expect( proposedSize.width, 'width' ).to.be.equal( 60 );
  109. expect( proposedSize.height, 'height' ).to.be.equal( 60 );
  110. } );
  111. } );
  112. function createResizer() {
  113. const model = new Element( 'resizable' );
  114. const viewElement = new ContainerElement( 'div' );
  115. return new Resizer( {
  116. modelElement: model,
  117. viewElement,
  118. editor
  119. } );
  120. }
  121. } );