fix: some fixes

---
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---

Author: Vinit-Pandit

lib/node_modules/@stdlib/plot/unicode/base/examples/safe-area-example.js

@@ -33,6 +33,8 @@ var opt = {
 	'yTicsLabelSpace': 1,
 	'zTicsLabelSpace': 3,
 	'wTicsLabelSpace': 4,
+	'ticsLabelsBckColor': 'Byellow',
+	'autoInitialization': true,
 	'xAxisPos': 40,
 	'yAxisPos': 5,
 	'zAxisPos': 101,
@@ -71,6 +73,12 @@ instance.setString({
 
 // Now it is going to be Visible
 instance.ticsLabelsBckColor = 'Bblue';
+
+str = instance.render();
+console.log( str );
+
+// This line require to reinitialization ( autoInitialization is on )
+instance.xTicsLabelSpace = 5;
 str = instance.render();
 console.log( str );
 
@@ -84,6 +92,7 @@ instance.setBar({
 	'glyph': 'block',
 	'foregroundColor': 'Fred'
 });
+
 str = instance.render();
 console.log( str );
 

lib/node_modules/@stdlib/plot/unicode/base/lib/initialize.js

@@ -95,6 +95,9 @@ function initialize() {
 	this._width = ( this.xTicsLabelSpace * this.xAxis ) + ( this.zTicsLabelSpace * this.zAxis ) + this._plotAreaWidth; // Axis tics space + plotAreaWidth
 
 	// Initializing the metrices
+	this._glyphMatrix.length = this._height;
+	this._backgroundColorMatrix.length = this._height;
+	this._foregroundColorMatrix.length = this._height;
 	for ( i = 0; i < this._height; i++ ) {
 		bckColorArr = [];
 		frdColorArr = [];
@@ -104,9 +107,9 @@ function initialize() {
 			frdColorArr.push( this.foregroundColor );
 			bckColorArr.push( this.backgroundColor );
 		}
-		this._glyphMatrix.push( glyphArr );
-		this._backgroundColorMatrix.push( bckColorArr );
-		this._foregroundColorMatrix.push( frdColorArr );
+		this._glyphMatrix[ i ] = glyphArr;
+		this._backgroundColorMatrix[ i ] = bckColorArr;
+		this._foregroundColorMatrix[ i ] = frdColorArr;
 	}
 }
 

lib/node_modules/@stdlib/plot/unicode/base/lib/render.js

@@ -123,7 +123,8 @@ function render() {
 				'startPos': bl,
 				'height': height,
 				'width': width,
-				'backgroundColor': this.ticsLabelsBckColor
+				'backgroundColor': this.ticsLabelsBckColor,
+				'overwrite': true
 			};
 			this.setBar( opts );
 			this._quite = tmpQuite;
@@ -174,7 +175,8 @@ function render() {
 				'startPos': bl,
 				'height': height,
 				'width': width,
-				'backgroundColor': this.ticsLabelsBckColor
+				'backgroundColor': this.ticsLabelsBckColor,
+				'overwrite': true
 			};
 			this.setBar( opts );
 			this._quite = tmpQuite;
@@ -226,7 +228,8 @@ function render() {
 				'startPos': bl,
 				'height': height,
 				'width': width,
-				'backgroundColor': this.ticsLabelsBckColor
+				'backgroundColor': this.ticsLabelsBckColor,
+				'overwrite': true
 			};
 			this.setBar( opts );
 			this._quite = tmpQuite;
@@ -275,7 +278,8 @@ function render() {
 				'startPos': bl,
 				'height': height,
 				'width': width,
-				'backgroundColor': this.ticsLabelsBckColor
+				'backgroundColor': this.ticsLabelsBckColor,
+				'overwrite': true
 			};
 			this.setBar( opts );
 			this._quite = tmpQuite;