partial insert support

botanjs/src/Components/Vim/Actions/INSERT.js

@@ -5,6 +5,17 @@
 	var debug = __import( "System.Debug" );
 	var Mesg = __import( "Components.Vim.Message" );
 
+	var Translate = function( c )
+	{
+		switch( c )
+		{
+			case "Tab":
+				return "\t";
+			default:
+				return c;
+		}
+	};
+
 	/** @type {Components.Vim.Cursor.IAction} */
 	var INSERT = function( Cursor )
 	{
@@ -19,7 +30,41 @@
 	INSERT.prototype.handler = function( e )
 	{
 		e.preventDefault();
-		var inputChar = e.key;
+		var inputChar = Translate( e.key );
+
+		if( inputChar.length != 1 ) return;
+
+		var cur = this.cursor;
+		var feeder = cur.feeder;
+
+		var line = cur.getLine();
+		var n = line.lineNum;
+
+		var cont = feeder.content;
+
+		var f = 0;
+		if( 0 < n )
+		{
+			f = cont.indexOf( "\n" );
+			for( i = 1; f != -1 && i < n; i ++ )
+			{
+				f = cont.indexOf( "\n", f + 1 );
+			}
+
+			if( this.cursor.feeder.wrap )
+			{
+				// wordwrap offset
+				f ++;
+			}
+		}
+
+		f += cur.aX;
+
+		feeder.content = cont.substring( 0, f ) + inputChar +  cont.substring( f );
+		feeder.pan();
+		feeder.dispatcher.dispatchEvent( new BotanEvent( "VisualUpdate" ) );
+
+		cur.moveX( 1 );
 	};
 
 	INSERT.prototype.getMessage = function()

botanjs/src/Components/Vim/Cursor.js

@@ -238,12 +238,32 @@
 		return line;
 	};
 
+	// The absX for current Line
+	__readOnly( Cursor.prototype, "aX", function()
+	{
+		var X = this.X;
+		var f = this.feeder;
+
+		// Calculate wordwrap offset
+		if( f.wrap )
+		{
+			var cols = f.firstBuffer.cols + 1;
+			var w = X < cols ? 0 : Math.floor( X / cols );
+
+			if( 0 < w )
+			{
+				X -= w;
+			}
+		}
+
+		return X;
+	} );
+
 	__readOnly( Cursor.prototype, "message", function()
 	{
 		return this.action && this.action.getMessage();
 	} );
 
-
 	__readOnly( Cursor.prototype, "position", function()
 	{
 		return {

botanjs/src/Components/Vim/LineBuffer.js

@@ -39,9 +39,10 @@
 
 		var i = 0;
 		var numTabs = 0;
+		var tabw = this.tabWidth - 1;
 		if( wrap )
 		{
-			for( ; i < this.cols - numTabs * this.tabWidth; i ++ )
+			for( ; i < this.cols - numTabs * tabw; i ++ )
 			{
 				var c = content[i];
 				if( c === undefined ) break;
@@ -78,7 +79,7 @@
 					numTabs ++;
 				}
 
-				if( i < this.cols - numTabs * this.tabWidth )
+				if( i < this.cols - numTabs * tabw )
 				{
 					line += c;
 				}

botanjs/src/Components/Vim/LineFeeder.js

@@ -26,6 +26,8 @@
 		this.panX = 0;
 		this.panY = 0;
 
+		this.wrap = true;
+
 		this.setRender();
 
 		this.cursor = new Cursor( this );
@@ -34,8 +36,6 @@
 		this.__clseLine = null;
 		this.__moreAt = -1;
 		this.__rows = rows;
-
-		this.__wrap = true;
 	};
 
 	Feeder.prototype.init = function( content, wrap )
@@ -43,13 +43,15 @@
 		this.content = content;
 		this.setWrap( wrap );
 
-		this.firstBuffer.Push( content, this.__wrap, 0 ); 
+		this.firstBuffer.Push( content, this.wrap, 0 ); 
 	};
 
 	Feeder.prototype.setWrap = function( wrap )
 	{
 		if( wrap == undefined ) return;
-		this.__wrap = wrap;
+		this.wrap = wrap;
+
+		// TODO: Update
 	};
 
 	Feeder.prototype.setRender = function( placeholder )
@@ -128,8 +130,6 @@
 		if( dX == undefined ) dX = 0;
 		if( dY == undefined ) dY = 0;
 
-		if( dX == 0 && dY == 0 ) return;
-
 		var X = this.panX + dX;
 		var Y = this.panY + dY;
 
@@ -142,7 +142,7 @@
 		if( 0 < Y )
 		{
 			f = this.content.indexOf( "\n" );
-			for( i = 1; f != - 1 && i < Y; i ++ )
+			for( i = 1; f != -1 && i < Y; i ++ )
 			{
 				f = this.content.indexOf( "\n", f + 1 );
 			}
@@ -150,7 +150,7 @@
 
 		this.firstBuffer.Push(
 			this.content.substr( f + 1 )
-			, this.__wrap, i );
+			, this.wrap, i );
 
 		this.panX = X;
 		this.panY = Y;
@@ -195,8 +195,7 @@
 	} );
 
 	__readOnly( Feeder.prototype, "lineStat", function() {
-		var X = this.cursor.X;
-
+		var X = this.cursor.aX;
 		var line = this.cursor.getLine();
 		var tabStat = "";
 

botanjs/src/externs/Components.Vim.Cursor.js

@@ -28,6 +28,8 @@ Components.Vim.Cursor.pX;
 /** @type Number */
 Components.Vim.Cursor.P;
 /** @type Number */
+Components.Vim.Cursor.aX;
+/** @type Number */
 Components.Vim.Cursor.X;
 /** @type Number */
 Components.Vim.Cursor.Y;

botanjs/src/externs/Components.Vim.LineFeeder.js

@@ -28,6 +28,8 @@ Components.Vim.LineFeeder.setWrap;
 Components.Vim.LineFeeder.lineBuffers;
 /** @type Boolean */
 Components.Vim.LineFeeder.EOF;
+/** @type Boolean */
+Components.Vim.LineFeeder.wrap;
 /** @type Number */
 Components.Vim.LineFeeder.panX;
 /** @type Number */