Move playground to demos subdirectory

This commit is contained in:
Inez Korczynski 2012-02-23 20:11:04 +00:00
parent 6429a4ea49
commit daf57e6f98
Notes: Gabriel Wicke 2012-02-27 16:40:01 +00:00
2 changed files with 221 additions and 0 deletions

View file

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<!DOCTYPE html>
<html>
<head>
<title>Playground</title>
<style>
#editor {
width: 300px;
height: 300px;
border: solid 1px;
}
</style>
<script src="../modules/jquery/jquery.js"></script>
<script src="../modules/rangy/rangy-core.js"></script>
<script src="playground.js"></script>
</head>
<body>
<div contenteditable="true" id="editor">
</div>
</body>
</html>

View file

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app = function () {
var _this = this,
$document = $( document );
this.$editor = $('#editor');
this.$editor.bind( {
'focus': function( e ) {
$document.unbind( '.surfaceView' );
$document.bind( {
'keydown.surfaceView': function( e ) {
return _this.onKeyDown( e );
},
'keyup.surfaceView': function( e ) {
return _this.onKeyUp( e );
},
'keypress.surfaceView': function( e ) {
return _this.onKeyPress( e );
}
} );
},
'blur': function( e ) {
$document.unbind( '.surfaceView' );
}
} );
this.$editor.mousedown( function(e) {
return _this.onMouseDown( e );
} );
// Set initial content for the "editor"
this.$editor.html("<b>Lorem Ipsum is simply dummy text</b> of the printing and typesetting industry. <b>Lorem Ipsum has been the <i>industry's</i> standard</b> dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it <u>to <b>make <i>a type</i> specimen</b> book.</u>");
this.$editor.addClass('leafNode');
this.keypress = false;
this.keyup = false;
this.keydown = false;
this.mousedown = false;
this.inime = false;
this.prevText = app.getDOMText(this.$editor[0]);
setInterval(function() {
_this.loopFunc();
}, 100);
};
app.prototype.onKeyPress = function() {
//console.log("onKeyPress");
this.keypress = true;
if ( e.which === 229 ) {
this.inime = true;
}
};
app.prototype.onKeyUp = function() {
//console.log("onKeyUp");
this.keyup = true;
if ( this.inime ) {
this.inime = false;
}
};
app.prototype.onKeyDown = function( e ) {
//console.log("onKeyDown");
this.keydown = true;
if ( e.which === 229 ) {
this.inime = true;
}
};
app.prototype.onMouseDown = function() {
this.mousedown = true;
if ( this.inime ) {
this.inime = false;
}
};
app.prototype.loopFunc = function() {
var text = app.getDOMText(this.$editor[0]);
if(text != this.prevText) {
var selection = rangy.getSelection();
// keyup in IE
// keypress and keydown in FF and Chrome
if ( (($.browser.msie && !this.keyup) || (!$.browser.msie && !this.keypress && !this.mousedown)) && !this.inime ) {
console.log(this.inime);
console.log('SPELLCHECK');
this.prevText = text;
this.keypress = false;
this.keyup = false;
this.mousedown = false;
return;
}
console.log("keyboard");
// we are going to need a cursor position
var offset = this.getOffset( selection.anchorNode, selection.anchorOffset );
var diffLength = text.length - this.prevText.length;
//console.log("diffLength: " + diffLength);
if ( diffLength > 0 ) {
//console.log( text.substring(offset - diffLength, offset) );
} else if ( diffLength === 0 ) {
//console.log( text.substring(offset - 1, offset) );
}
this.prevText = text;
}
this.keypress = false;
this.keyup = false;
this.keydown = false;
this.mousedown = false;
};
app.getDOMText = function( elem ) {
var nodeType = elem.nodeType,
ret = '';
if ( nodeType === 1 || nodeType === 9 ) {
// Use textContent || innerText for elements
if ( typeof elem.textContent === 'string' ) {
return elem.textContent;
} else if ( typeof elem.innerText === 'string' ) {
// Replace IE's carriage returns
return elem.innerText.replace( /\r\n/g, '' );
} else {
// Traverse it's children
for ( elem = elem.firstChild; elem; elem = elem.nextSibling) {
ret += app.getDOMText( elem );
}
}
} else if ( nodeType === 3 || nodeType === 4 ) {
return elem.nodeValue;
}
return ret;
};
app.prototype.getOffset = function( localNode, localOffset ) {
var $node = $( localNode );
if ( $node.hasClass( 'leafNode' ) ) {
return localOffset;
}
while( !$node.hasClass( 'leafNode' ) ) {
$node = $node.parent();
}
var current = [$node.contents(), 0];
var stack = [current];
var offset = 0;
while ( stack.length > 0 ) {
if ( current[1] >= current[0].length ) {
stack.pop();
current = stack[ stack.length - 1 ];
continue;
}
var item = current[0][current[1]];
var $item = current[0].eq( current[1] );
if ( item.nodeType === 3 ) {
if ( item === localNode ) {
offset += localOffset;
break;
} else {
offset += item.textContent.length;
}
} else if ( item.nodeType === 1 ) {
if ( $( item ).attr('contentEditable') === "false" ) {
offset += 1;
} else {
if ( item === localNode ) {
offset += localOffset;
break;
}
stack.push( [$item.contents(), 0] );
current[1]++;
current = stack[stack.length-1];
continue;
}
}
current[1]++;
}
return offset;
};
$(function() {
new app();
});