169 lines
5.4 KiB
JavaScript
169 lines
5.4 KiB
JavaScript
/*
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Copyright (c) 2003-2011, CKSource - Frederico Knabben. All rights reserved.
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For licensing, see LICENSE.html or http://ckeditor.com/license
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*/
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CKEDITOR.plugins.add( 'resize',
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{
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init : function( editor )
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{
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var config = editor.config;
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// Resize in the same direction of chrome,
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// which is identical to dir of editor element. (#6614)
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var resizeDir = editor.element.getDirection( 1 );
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!config.resize_dir && ( config.resize_dir = 'both' );
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( config.resize_maxWidth == undefined ) && ( config.resize_maxWidth = 3000 );
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( config.resize_maxHeight == undefined ) && ( config.resize_maxHeight = 3000 );
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( config.resize_minWidth == undefined ) && ( config.resize_minWidth = 750 );
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( config.resize_minHeight == undefined ) && ( config.resize_minHeight = 250 );
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if ( config.resize_enabled !== false )
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{
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var container = null,
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origin,
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startSize,
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resizeHorizontal = ( config.resize_dir == 'both' || config.resize_dir == 'horizontal' ) &&
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( config.resize_minWidth != config.resize_maxWidth ),
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resizeVertical = ( config.resize_dir == 'both' || config.resize_dir == 'vertical' ) &&
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( config.resize_minHeight != config.resize_maxHeight );
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function dragHandler( evt )
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{
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var dx = evt.data.$.screenX - origin.x,
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dy = evt.data.$.screenY - origin.y,
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width = startSize.width,
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height = startSize.height,
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internalWidth = width + dx * ( resizeDir == 'rtl' ? -1 : 1 ),
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internalHeight = height + dy;
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if ( resizeHorizontal )
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width = Math.max( config.resize_minWidth, Math.min( internalWidth, config.resize_maxWidth ) );
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if ( resizeVertical )
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height = Math.max( config.resize_minHeight, Math.min( internalHeight, config.resize_maxHeight ) );
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editor.resize( width, height );
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}
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function dragEndHandler ( evt )
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{
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CKEDITOR.document.removeListener( 'mousemove', dragHandler );
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CKEDITOR.document.removeListener( 'mouseup', dragEndHandler );
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if ( editor.document )
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{
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editor.document.removeListener( 'mousemove', dragHandler );
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editor.document.removeListener( 'mouseup', dragEndHandler );
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}
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}
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var mouseDownFn = CKEDITOR.tools.addFunction( function( $event )
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{
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if ( !container )
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container = editor.getResizable();
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startSize = { width : container.$.offsetWidth || 0, height : container.$.offsetHeight || 0 };
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origin = { x : $event.screenX, y : $event.screenY };
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config.resize_minWidth > startSize.width && ( config.resize_minWidth = startSize.width );
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config.resize_minHeight > startSize.height && ( config.resize_minHeight = startSize.height );
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CKEDITOR.document.on( 'mousemove', dragHandler );
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CKEDITOR.document.on( 'mouseup', dragEndHandler );
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if ( editor.document )
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{
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editor.document.on( 'mousemove', dragHandler );
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editor.document.on( 'mouseup', dragEndHandler );
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}
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});
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editor.on( 'destroy', function() { CKEDITOR.tools.removeFunction( mouseDownFn ); } );
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editor.on( 'themeSpace', function( event )
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{
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if ( event.data.space == 'bottom' )
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{
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var direction = '';
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if ( resizeHorizontal && !resizeVertical )
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direction = ' cke_resizer_horizontal';
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if ( !resizeHorizontal && resizeVertical )
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direction = ' cke_resizer_vertical';
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var resizerHtml =
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'<div' +
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' class="cke_resizer' + direction + ' cke_resizer_' + resizeDir + '"' +
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' title="' + CKEDITOR.tools.htmlEncode( editor.lang.resize ) + '"' +
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' onmousedown="CKEDITOR.tools.callFunction(' + mouseDownFn + ', event)"' +
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'></div>';
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// Always sticks the corner of botttom space.
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resizeDir == 'ltr' && direction == 'ltr' ?
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event.data.html += resizerHtml :
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event.data.html = resizerHtml + event.data.html;
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}
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}, editor, null, 100 );
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}
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}
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} );
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/**
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* The minimum editor width, in pixels, when resizing it with the resize handle.
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* Note: It fallbacks to editor's actual width if that's smaller than the default value.
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* @name CKEDITOR.config.resize_minWidth
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* @type Number
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* @default 750
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* @example
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* config.resize_minWidth = 500;
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*/
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/**
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* The minimum editor height, in pixels, when resizing it with the resize handle.
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* Note: It fallbacks to editor's actual height if that's smaller than the default value.
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* @name CKEDITOR.config.resize_minHeight
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* @type Number
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* @default 250
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* @example
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* config.resize_minHeight = 600;
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*/
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/**
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* The maximum editor width, in pixels, when resizing it with the resize handle.
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* @name CKEDITOR.config.resize_maxWidth
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* @type Number
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* @default 3000
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* @example
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* config.resize_maxWidth = 750;
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*/
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/**
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* The maximum editor height, in pixels, when resizing it with the resize handle.
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* @name CKEDITOR.config.resize_maxHeight
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* @type Number
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* @default 3000
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* @example
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* config.resize_maxHeight = 600;
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*/
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/**
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* Whether to enable the resizing feature. If disabled the resize handler will not be visible.
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* @name CKEDITOR.config.resize_enabled
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* @type Boolean
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* @default true
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* @example
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* config.resize_enabled = false;
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*/
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/**
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* The directions to which the editor resizing is enabled. Possible values
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* are "both", "vertical" and "horizontal".
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* @name CKEDITOR.config.resize_dir
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* @type String
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* @default 'both'
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* @since 3.3
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* @example
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* config.resize_dir = 'vertical';
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*/
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