prevent using destroyed graphic on (legacy) FlxInputText (#285)

flixel/addons/ui/FlxInputText.hx

@@ -272,22 +272,49 @@ class FlxInputText extends FlxText
 	}
 
 	/**
-	 * Draw the caret in addition to the text.
+	 * Draw the background, border and caret in addition to the text.
 	 */
 	override public function draw():Void
 	{
+		regenGraphic();
+		checkEmptyFrame();
+
+		if (alpha == 0 || _frame.type == EMPTY)
+			return;
+
+		if (dirty) // rarely
+			calcFrame(useFramePixels);
+
 		drawSprite(fieldBorderSprite);
 		drawSprite(backgroundSprite);
-
-		super.draw();
-
+
+		for (camera in getCamerasLegacy())
+		{
+			if (!camera.visible || !camera.exists || !isOnScreen(camera))
+				continue;
+
+			if (isSimpleRender(camera))
+				drawSimple(camera);
+			else
+				drawComplex(camera);
+
+			#if FLX_DEBUG
+			FlxBasic.visibleCount++;
+			#end
+		}
+
 		// In case caretColor was changed
 		if (caretColor != caret.color || caret.height != size + 2)
 		{
 			caret.color = caretColor;
 		}
 
 		drawSprite(caret);
+
+		#if FLX_DEBUG
+		if (FlxG.debugger.drawDebug)
+			drawDebug();
+		#end
 	}
 
 	/**
@@ -690,8 +717,9 @@ class FlxInputText extends FlxText
 			// Generate the properly sized caret and also draw a border that matches that of the textfield (if a border style is set)
 			// borderQuality can be safely ignored since the caret is always a rectangle
 
+			final caretHeight = Std.int(size + 2);
 			var cw:Int = caretWidth; // Basic size of the caret
-			var ch:Int = Std.int(size + 2);
+			var ch:Int = caretHeight;
 
 			// Make sure alpha channels are correctly set
 			var borderC:Int = (0xff000000 | (borderColor & 0x00ffffff));
@@ -705,29 +733,42 @@ class FlxInputText extends FlxText
 					// No border, just make the caret
 					caret.makeGraphic(cw, ch, caretC, false, caretKey);
 					caret.offset.x = caret.offset.y = 0;
-
+					
 				case SHADOW:
 					// Shadow offset to the lower-right
-					cw += Std.int(borderSize);
-					ch += Std.int(borderSize); // expand canvas on one side for shadow
+					final absSize = Math.abs(borderSize);
+					cw += Std.int(absSize);
+					ch += Std.int(absSize); // expand canvas on one side for shadow
 					caret.makeGraphic(cw, ch, FlxColor.TRANSPARENT, false, caretKey); // start with transparent canvas
-					var r:Rectangle = new Rectangle(borderSize, borderSize, caretWidth, Std.int(size + 2));
+					final r:Rectangle = new Rectangle(absSize, absSize, caretWidth, caretHeight);
 					caret.pixels.fillRect(r, borderC); // draw shadow
 					r.x = r.y = 0;
 					caret.pixels.fillRect(r, caretC); // draw caret
 					caret.offset.x = caret.offset.y = 0;
-
+
+				case SHADOW_XY(shadowX, shadowY):
+					// Shadow offset to the lower-right
+					cw += Std.int(Math.abs(shadowX));
+					ch += Std.int(Math.abs(shadowY)); // expand canvas on one side for shadow
+					caret.makeGraphic(cw, ch, FlxColor.TRANSPARENT, false, caretKey); // start with transparent canvas
+					final r:Rectangle = new Rectangle(Math.max(0, shadowX), Math.max(0, shadowY), caretWidth, caretHeight);
+					caret.pixels.fillRect(r, borderC); // draw shadow
+					r.x -= shadowX;
+					r.y -= shadowY;
+					caret.pixels.fillRect(r, caretC); // draw caret
+					caret.offset.x = shadowX < 0 ? -shadowX : 0;
+					caret.offset.y = shadowY < 0 ? -shadowY : 0;
+
 				case OUTLINE_FAST, OUTLINE:
 					// Border all around it
-					cw += Std.int(borderSize * 2);
-					ch += Std.int(borderSize * 2); // expand canvas on both sides
+					final absSize = Math.abs(borderSize);
+					cw += Std.int(absSize * 2);
+					ch += Std.int(absSize * 2); // expand canvas on both sides
 					caret.makeGraphic(cw, ch, borderC, false, caretKey); // start with borderColor canvas
-					var r = new Rectangle(borderSize, borderSize, caretWidth, Std.int(size + 2));
+					final r = new Rectangle(absSize, absSize, caretWidth, caretHeight);
 					caret.pixels.fillRect(r, caretC); // draw caret
 					// we need to offset caret's drawing position since the caret is now larger than normal
-					caret.offset.x = caret.offset.y = borderSize;
-
-				case _: //temp fix for 5.9.0
+					caret.offset.x = caret.offset.y = absSize;
 			}
 			// Update width/height so caret's dimensions match its pixels
 			caret.width = cw;