diff --git a/src/browser/renderer/BaseRenderLayer.ts b/src/browser/renderer/BaseRenderLayer.ts
index 7986e5102..ce2d8058c 100644
--- a/src/browser/renderer/BaseRenderLayer.ts
+++ b/src/browser/renderer/BaseRenderLayer.ts
@@ -17,6 +17,7 @@ import { IBufferService, IOptionsService } from 'common/services/Services';
 import { throwIfFalsy } from 'browser/renderer/RendererUtils';
 import { channels, color, rgba } from 'browser/Color';
 import { removeElementFromParent } from 'browser/Dom';
+import { boxDrawingBoxes, boxDrawingLineSegments } from 'browser/renderer/BoxCharacters';
 
 export abstract class BaseRenderLayer implements IRenderLayer {
   private _canvas: HTMLCanvasElement;
@@ -259,10 +260,13 @@ export abstract class BaseRenderLayer implements IRenderLayer {
     this._ctx.font = this._getFont(false, false);
     this._ctx.textBaseline = 'ideographic';
     this._clipRow(y);
-    this._ctx.fillText(
-      cell.getChars(),
-      x * this._scaledCellWidth + this._scaledCharLeft,
-      y * this._scaledCellHeight + this._scaledCharTop + this._scaledCharHeight);
+    // TODO: fix
+    if (!this._drawBoxChar(cell, x, y)) {
+      this._ctx.fillText(
+        cell.getChars(),
+        x * this._scaledCellWidth + this._scaledCharLeft,
+        y * this._scaledCellHeight + this._scaledCharTop + this._scaledCharHeight);
+    }
   }
 
   /**
@@ -373,14 +377,101 @@ export abstract class BaseRenderLayer implements IRenderLayer {
     if (cell.isDim()) {
       this._ctx.globalAlpha = DIM_OPACITY;
     }
-    // Draw the character
-    this._ctx.fillText(
-      cell.getChars(),
-      x * this._scaledCellWidth + this._scaledCharLeft,
-      y * this._scaledCellHeight + this._scaledCharTop + this._scaledCharHeight);
+    if (!this._drawBoxChar(cell, x, y)) {
+      // Draw the character
+      this._ctx.fillText(
+        cell.getChars(),
+        x * this._scaledCellWidth + this._scaledCharLeft,
+        y * this._scaledCellHeight + this._scaledCharTop + this._scaledCharHeight);
+    }
     this._ctx.restore();
   }
 
+  private _drawBoxChar(cell: ICellData, x: number, y: number): boolean {
+    const char = cell.getChars();
+
+    const boxes = boxDrawingBoxes[char];
+    if (boxes) {
+      this._ctx.strokeStyle = this._ctx.fillStyle;
+      const xOffset = x * this._scaledCellWidth + this._scaledCharLeft;
+      const yOffset = y * this._scaledCellHeight + this._scaledCharTop;
+      const xEighth = this._scaledCellWidth / 8;
+      const yEighth = this._scaledCellHeight / 8;
+
+      for (let i = 0; i < boxes.length; i++) {
+        const box = boxes[i];
+        this._ctx.fillRect(
+          xOffset + (box.x * xEighth),
+          yOffset + (box.y * yEighth),
+          (box.w * xEighth),
+          (box.h * yEighth));
+      }
+
+      return true;
+    }
+
+    const ops = boxDrawingLineSegments[char];
+    if (!ops) {
+      return false;
+    }
+
+    // TODO: Clean below
+    const scale = window.devicePixelRatio;
+    this._ctx.strokeStyle = this._ctx.fillStyle;
+    this._ctx.lineWidth = scale;
+
+    const xOffset = x * this._scaledCellWidth + this._scaledCharLeft;
+    const yOffset = y * this._scaledCellHeight + this._scaledCharTop;
+    const horizontalCenter = this._scaledCellWidth / 2;
+    const verticalCenter = this._scaledCellHeight / 2;
+    const xPoints = [
+      xOffset,
+      xOffset + horizontalCenter - scale,
+      xOffset + horizontalCenter - scale / 2,
+      xOffset + horizontalCenter,
+      xOffset + horizontalCenter + scale / 2,
+      xOffset + horizontalCenter + scale,
+      xOffset + this._scaledCellWidth
+    ];
+    const yPoints = [
+      yOffset,
+      yOffset + verticalCenter - scale,
+      yOffset + verticalCenter - scale / 2,
+      yOffset + verticalCenter,
+      yOffset + verticalCenter + scale / 2,
+      yOffset + verticalCenter + scale,
+      yOffset + this._scaledCellHeight
+    ];
+
+    for (let i = 0; i < ops.length; i++) {
+      const op = ops[i];
+
+      if (i === 0 || (op.x1 !== ops[i - 1].x2 || op.y1 !== ops[i - 1].y2)) {
+        this._ctx.beginPath();
+        this._ctx.moveTo(xPoints[op.x1], yPoints[op.y1]);
+      }
+
+      if (typeof op.cx1 !== 'undefined') {
+        // Draw curve
+        this._ctx.bezierCurveTo(
+          xPoints[op.cx1],
+          yPoints[op.cy1],
+          xPoints[op.cx2],
+          yPoints[op.cy2],
+          xPoints[op.x2],
+          yPoints[op.y2]);
+      } else {
+        // Draw line
+        this._ctx.lineTo(xPoints[op.x2], yPoints[op.y2]);
+      }
+
+      this._ctx.stroke();
+    }
+
+    return true;
+  }
+
+
   /**
    * Clips a row to ensure no pixels will be drawn outside the cells in the row.
    * @param y The row to clip.
diff --git a/src/browser/renderer/BoxCharacters.ts b/src/browser/renderer/BoxCharacters.ts
new file mode 100644
index 000000000..221a0e4f9
--- /dev/null
+++ b/src/browser/renderer/BoxCharacters.ts
@@ -0,0 +1,213 @@
+export const boxDrawingLineSegments: { [index: string]: any } = {
+  '─': [{ x1: 0, y1: 3, x2: 6, y2: 3 }],
+  '━': [{ x1: 0, y1: 2, x2: 6, y2: 2 }, { x1: 0, y1: 4, x2: 6, y2: 4 }],
+  '│': [{ x1: 3, y1: 0, x2: 3, y2: 6 }],
+  '┃': [{ x1: 2, y1: 0, x2: 2, y2: 6 }, { x1: 4, y1: 0, x2: 4, y2: 6 }],
+  '┌': [{ x1: 6, y1: 3, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 6 }],
+  '┍': [{ x1: 6, y1: 2, x2: 3, y2: 2 }, { x1: 3, y1: 2, x2: 3, y2: 6 }, { x1: 6, y1: 4, x2: 3, y2: 4 }],
+  '┎': [{ x1: 6, y1: 3, x2: 2, y2: 3 }, { x1: 2, y1: 3, x2: 2, y2: 6 }, { x1: 4, y1: 3, x2: 4, y2: 6 }],
+  '┏': [{ x1: 6, y1: 2, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 2, y2: 6 }, { x1: 6, y1: 4, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 4, y2: 6 }],
+  '┐': [{ x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 6 }],
+  '┑': [{ x1: 0, y1: 2, x2: 3, y2: 2 }, { x1: 3, y1: 2, x2: 3, y2: 6 }, { x1: 0, y1: 4, x2: 3, y2: 4 }],
+  '┒': [{ x1: 0, y1: 3, x2: 4, y2: 3 }, { x1: 4, y1: 3, x2: 4, y2: 6 }, { x1: 2, y1: 3, x2: 2, y2: 6 }],
+  '┓': [{ x1: 0, y1: 2, x2: 4, y2: 2 }, { x1: 4, y1: 2, x2: 4, y2: 6 }, { x1: 0, y1: 4, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 2, y2: 6 }],
+  '└': [{ x1: 3, y1: 0, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 6, y2: 3 }],
+  '┕': [{ x1: 3, y1: 0, x2: 3, y2: 4 }, { x1: 3, y1: 4, x2: 6, y2: 4 }, { x1: 3, y1: 2, x2: 6, y2: 2 }],
+  '┖': [{ x1: 2, y1: 0, x2: 2, y2: 3 }, { x1: 2, y1: 3, x2: 6, y2: 3 }, { x1: 4, y1: 0, x2: 4, y2: 3 }],
+  '┗': [{ x1: 2, y1: 0, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 6, y2: 4 }, { x1: 4, y1: 0, x2: 4, y2: 2 }, { x1: 4, y1: 2, x2: 6, y2: 2 }],
+  '┘': [{ x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 0 }],
+  '┙': [{ x1: 0, y1: 4, x2: 3, y2: 4 }, { x1: 3, y1: 4, x2: 3, y2: 0 }, { x1: 0, y1: 2, x2: 3, y2: 2 }],
+  '┚': [{ x1: 0, y1: 3, x2: 4, y2: 3 }, { x1: 4, y1: 3, x2: 4, y2: 0 }, { x1: 2, y1: 3, x2: 2, y2: 0 }],
+  '┛': [{ x1: 0, y1: 4, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 4, y2: 0 }, { x1: 0, y1: 2, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 2, y2: 0 }],
+  '├': [{ x1: 3, y1: 0, x2: 3, y2: 6 }, { x1: 3, y1: 3, x2: 6, y2: 3 }],
+  '┝': [{ x1: 3, y1: 0, x2: 3, y2: 6 }, { x1: 3, y1: 2, x2: 6, y2: 2 }, { x1: 3, y1: 4, x2: 6, y2: 4 }],
+  '┞': [{ x1: 2, y1: 0, x2: 2, y2: 3 }, { x1: 4, y1: 0, x2: 4, y2: 3 }, { x1: 4, y1: 3, x2: 6, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 6 }],
+  '┟': [{ x1: 3, y1: 0, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 6, y2: 3 }, { x1: 2, y1: 3, x2: 2, y2: 6 }, { x1: 4, y1: 3, x2: 4, y2: 6 }],
+  '┠': [{ x1: 2, y1: 0, x2: 2, y2: 6 }, { x1: 4, y1: 0, x2: 4, y2: 6 }, { x1: 4, y1: 3, x2: 6, y2: 3 }],
+  '┡': [{ x1: 2, y1: 0, x2: 2, y2: 3 }, { x1: 2, y1: 3, x2: 6, y2: 3 }, { x1: 4, y1: 0, x2: 4, y2: 2 }, { x1: 4, y1: 2, x2: 6, y2: 2 }, { x1: 3, y1: 3, x2: 3, y2: 6 }],
+  '┢': [{ x1: 3, y1: 0, x2: 3, y2: 3 }, { x1: 2, y1: 6, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 6, y2: 2 }, { x1: 4, y1: 6, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 6, y2: 4 }],
+  '┣': [{ x1: 2, y1: 0, x2: 2, y2: 6 }, { x1: 4, y1: 0, x2: 4, y2: 2 }, { x1: 4, y1: 2, x2: 6, y2: 2 }, { x1: 6, y1: 4, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 4, y2: 6 }],
+  '┤': [{ x1: 3, y1: 0, x2: 3, y2: 6 }, { x1: 0, y1: 3, x2: 3, y2: 3 }],
+  '┥': [{ x1: 3, y1: 0, x2: 3, y2: 6 }, { x1: 0, y1: 2, x2: 3, y2: 2 }, { x1: 0, y1: 4, x2: 3, y2: 4 }],
+  '┦': [{ x1: 2, y1: 0, x2: 2, y2: 3 }, { x1: 4, y1: 0, x2: 4, y2: 3 }, { x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 6 }],
+  '┧': [{ x1: 3, y1: 0, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 0, y2: 3 }, { x1: 2, y1: 3, x2: 2, y2: 6 }, { x1: 4, y1: 3, x2: 4, y2: 6 }],
+  '┨': [{ x1: 0, y1: 3, x2: 2, y2: 3 }, { x1: 2, y1: 0, x2: 2, y2: 6 }, { x1: 4, y1: 0, x2: 4, y2: 6 }],
+  '┩': [{ x1: 2, y1: 0, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 0, y2: 2 }, { x1: 4, y1: 0, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 0, y2: 4 }, { x1: 3, y1: 3, x2: 3, y2: 6 }],
+  '┪': [{ x1: 0, y1: 2, x2: 3, y2: 2 }, { x1: 3, y1: 2, x2: 3, y2: 6 }, { x1: 0, y1: 4, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 2, y2: 6 }, { x1: 3, y1: 0, x2: 3, y2: 3 }],
+  '┫': [{ x1: 0, y1: 2, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 2, y2: 0 }, { x1: 0, y1: 4, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 2, y2: 6 }, { x1: 4, y1: 0, x2: 4, y2: 6 }],
+  '┬': [{ x1: 0, y1: 3, x2: 6, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 6 }],
+  '┭': [{ x1: 0, y1: 2, x2: 3, y2: 2 }, { x1: 0, y1: 4, x2: 3, y2: 4 }, { x1: 3, y1: 6, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 6, y2: 3 }],
+  '┮': [{ x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 6 }, { x1: 3, y1: 2, x2: 6, y2: 2 }, { x1: 3, y1: 4, x2: 6, y2: 4 }],
+  '┯': [{ x1: 0, y1: 2, x2: 6, y2: 2 }, { x1: 0, y1: 4, x2: 6, y2: 4 }, { x1: 3, y1: 4, x2: 3, y2: 6 }],
+  '┰': [{ x1: 0, y1: 3, x2: 6, y2: 3 }, { x1: 2, y1: 3, x2: 2, y2: 6 }, { x1: 4, y1: 3, x2: 4, y2: 6 }],
+  '┱': [{ x1: 0, y1: 2, x2: 4, y2: 2 }, { x1: 4, y1: 2, x2: 4, y2: 6 }, { x1: 0, y1: 4, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 2, y2: 6 }, { x1: 3, y1: 3, x2: 6, y2: 3 }],
+  '┲': [{ x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 2, y1: 6, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 6, y2: 2 }, { x1: 4, y1: 6, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 6, y2: 4 }],
+  '┳': [{ x1: 0, y1: 2, x2: 6, y2: 2 }, { x1: 0, y1: 4, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 2, y2: 6 }, { x1: 4, y1: 6, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 6, y2: 4 }],
+  '┴': [{ x1: 0, y1: 3, x2: 6, y2: 3 }, { x1: 3, y1: 0, x2: 3, y2: 3 }],
+  '┵': [{ x1: 3, y1: 0, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 6, y2: 3 }, { x1: 0, y1: 2, x2: 3, y2: 2 }, { x1: 0, y1: 4, x2: 3, y2: 4 }],
+  '┶': [{ x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 0 }, { x1: 3, y1: 2, x2: 6, y2: 2 }, { x1: 3, y1: 4, x2: 6, y2: 4 }],
+  '┷': [{ x1: 0, y1: 2, x2: 6, y2: 2 }, { x1: 0, y1: 4, x2: 6, y2: 4 }, { x1: 3, y1: 0, x2: 3, y2: 3 }],
+  '┸': [{ x1: 0, y1: 3, x2: 6, y2: 3 }, { x1: 2, y1: 0, x2: 2, y2: 3 }, { x1: 4, y1: 0, x2: 4, y2: 3 }],
+  '┹': [{ x1: 0, y1: 2, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 2, y2: 0 }, { x1: 0, y1: 4, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 4, y2: 0 }, { x1: 3, y1: 3, x2: 6, y2: 3 }],
+  '┺': [{ x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 2, y1: 0, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 6, y2: 4 }, { x1: 3, y1: 0, x2: 3, y2: 2 }, { x1: 3, y1: 2, x2: 6, y2: 2 }],
+  '┻': [{ x1: 0, y1: 4, x2: 6, y2: 4 }, { x1: 0, y1: 2, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 2, y2: 0 }, { x1: 4, y1: 0, x2: 4, y2: 2 }, { x1: 4, y1: 2, x2: 6, y2: 2 }],
+  '┼': [{ x1: 0, y1: 3, x2: 6, y2: 3 }, { x1: 3, y1: 0, x2: 3, y2: 6 }],
+  '┽': [{ x1: 3, y1: 0, x2: 3, y2: 6 }, { x1: 3, y1: 3, x2: 6, y2: 3 }, { x1: 0, y1: 2, x2: 3, y2: 2 }, { x1: 0, y1: 4, x2: 3, y2: 4 }],
+  '┾': [{ x1: 3, y1: 0, x2: 3, y2: 6 }, { x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 3, y1: 2, x2: 6, y2: 2 }, { x1: 3, y1: 4, x2: 6, y2: 4 }],
+  '┿': [{ x1: 3, y1: 0, x2: 3, y2: 6 }, { x1: 0, y1: 2, x2: 6, y2: 2 }, { x1: 0, y1: 4, x2: 6, y2: 4 }],
+  '╀': [{ x1: 0, y1: 3, x2: 6, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 6 }, { x1: 2, y1: 0, x2: 2, y2: 3 }, { x1: 4, y1: 0, x2: 4, y2: 3 }],
+  '╁': [{ x1: 0, y1: 3, x2: 6, y2: 3 }, { x1: 3, y1: 0, x2: 3, y2: 3 }, { x1: 2, y1: 3, x2: 2, y2: 6 }, { x1: 4, y1: 3, x2: 4, y2: 6 }],
+  '╂': [{ x1: 0, y1: 3, x2: 6, y2: 3 }, { x1: 2, y1: 0, x2: 2, y2: 6 }, { x1: 4, y1: 0, x2: 4, y2: 6 }],
+  '╃': [{ x1: 0, y1: 2, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 2, y2: 0 }, { x1: 0, y1: 4, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 4, y2: 0 }, { x1: 3, y1: 6, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 6, y2: 3 }],
+  '╄': [{ x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 6 }, { x1: 2, y1: 0, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 6, y2: 4 }, { x1: 4, y1: 0, x2: 4, y2: 2 }, { x1: 4, y1: 2, x2: 6, y2: 2 }],
+  '╅': [{ x1: 3, y1: 0, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 6, y2: 3 }, { x1: 0, y1: 2, x2: 4, y2: 2 }, { x1: 4, y1: 2, x2: 4, y2: 6 }, { x1: 0, y1: 4, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 2, y2: 6 }],
+  '╆': [{ x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 0 }, { x1: 2, y1: 6, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 6, y2: 2 }, { x1: 4, y1: 6, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 6, y2: 4 }],
+  '╇': [{ x1: 0, y1: 4, x2: 6, y2: 4 }, { x1: 0, y1: 2, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 2, y2: 0 }, { x1: 4, y1: 0, x2: 4, y2: 2 }, { x1: 4, y1: 2, x2: 6, y2: 2 }, { x1: 3, y1: 3, x2: 3, y2: 6 }],
+  '╈': [{ x1: 3, y1: 0, x2: 3, y2: 3 }, { x1: 0, y1: 2, x2: 6, y2: 2 }, { x1: 0, y1: 4, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 2, y2: 6 }, { x1: 4, y1: 6, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 6, y2: 4 }],
+  '╉': [{ x1: 0, y1: 2, x2: 2, y2: 2 }, { x1: 2, y1: 2, x2: 2, y2: 0 }, { x1: 0, y1: 4, x2: 2, y2: 4 }, { x1: 2, y1: 4, x2: 2, y2: 6 }, { x1: 4, y1: 0, x2: 4, y2: 6 }, { x1: 3, y1: 3, x2: 6, y2: 3 }],
+  '╊': [{ x1: 0, y1: 3, x2: 2, y2: 3 }, { x1: 2, y1: 0, x2: 2, y2: 6 }, { x1: 4, y1: 0, x2: 4, y2: 2 }, { x1: 4, y1: 2, x2: 6, y2: 2 }, { x1: 4, y1: 6, x2: 4, y2: 4 }, { x1: 4, y1: 4, x2: 6, y2: 4 }],
+  '╋': [{ x1: 0, y1: 2, x2: 6, y2: 2 }, { x1: 0, y1: 4, x2: 6, y2: 4 }, { x1: 2, y1: 0, x2: 2, y2: 6 }, { x1: 4, y1: 0, x2: 4, y2: 6 }],
+  '╌': [{ x1: 0, y1: 3, x2: 2, y2: 3 }, { x1: 4, y1: 3, x2: 6, y2: 3 }],
+  '╍': [{ x1: 0, y1: 2, x2: 2, y2: 2 }, { x1: 0, y1: 4, x2: 2, y2: 4 }, { x1: 4, y1: 2, x2: 6, y2: 2 }, { x1: 4, y1: 4, x2: 6, y2: 4 }],
+  '╎': [{ x1: 3, y1: 0, x2: 3, y2: 2 }, { x1: 3, y1: 4, x2: 3, y2: 6 }],
+  '╏': [{ x1: 2, y1: 0, x2: 2, y2: 2 }, { x1: 4, y1: 0, x2: 4, y2: 2 }, { x1: 2, y1: 3, x2: 2, y2: 6 }, { x1: 4, y1: 3, x2: 4, y2: 6 }],
+  '═': [{ x1: 0, y1: 1, x2: 6, y2: 1 }, { x1: 0, y1: 5, x2: 6, y2: 5 }],
+  '║': [{ x1: 1, y1: 0, x2: 1, y2: 6 }, { x1: 5, y1: 0, x2: 5, y2: 6 }],
+  '╒': [{ x1: 6, y1: 1, x2: 3, y2: 1 }, { x1: 3, y1: 1, x2: 3, y2: 6 }, { x1: 6, y1: 5, x2: 3, y2: 5 }],
+  '╓': [{ x1: 6, y1: 3, x2: 1, y2: 3 }, { x1: 1, y1: 3, x2: 1, y2: 6 }, { x1: 5, y1: 3, x2: 5, y2: 6 }],
+  '╔': [{ x1: 6, y1: 1, x2: 1, y2: 1 }, { x1: 1, y1: 1, x2: 1, y2: 6 }, { x1: 6, y1: 5, x2: 5, y2: 5 }, { x1: 5, y1: 5, x2: 5, y2: 6 }],
+  '╕': [{ x1: 0, y1: 1, x2: 3, y2: 1 }, { x1: 3, y1: 1, x2: 3, y2: 6 }, { x1: 0, y1: 5, x2: 3, y2: 5 }],
+  '╖': [{ x1: 0, y1: 3, x2: 5, y2: 3 }, { x1: 5, y1: 3, x2: 5, y2: 6 }, { x1: 1, y1: 3, x2: 1, y2: 6 }],
+  '╗': [{ x1: 0, y1: 1, x2: 5, y2: 1 }, { x1: 5, y1: 1, x2: 5, y2: 6 }, { x1: 0, y1: 5, x2: 1, y2: 5 }, { x1: 1, y1: 5, x2: 1, y2: 6 }],
+  '╘': [{ x1: 3, y1: 0, x2: 3, y2: 5 }, { x1: 3, y1: 5, x2: 6, y2: 5 }, { x1: 3, y1: 1, x2: 6, y2: 1 }],
+  '╙': [{ x1: 1, y1: 0, x2: 1, y2: 3 }, { x1: 1, y1: 3, x2: 6, y2: 3 }, { x1: 5, y1: 0, x2: 5, y2: 3 }],
+  '╚': [{ x1: 1, y1: 0, x2: 1, y2: 5 }, { x1: 1, y1: 5, x2: 6, y2: 5 }, { x1: 5, y1: 0, x2: 5, y2: 1 }, { x1: 5, y1: 1, x2: 6, y2: 1 }],
+  '╛': [{ x1: 0, y1: 1, x2: 3, y2: 1 }, { x1: 0, y1: 5, x2: 3, y2: 5 }, { x1: 3, y1: 5, x2: 3, y2: 0 }],
+  '╜': [{ x1: 0, y1: 3, x2: 5, y2: 3 }, { x1: 5, y1: 3, x2: 5, y2: 0 }, { x1: 1, y1: 3, x2: 1, y2: 0 }],
+  '╝': [{ x1: 0, y1: 1, x2: 1, y2: 1 }, { x1: 1, y1: 1, x2: 1, y2: 0 }, { x1: 0, y1: 5, x2: 5, y2: 5 }, { x1: 5, y1: 5, x2: 5, y2: 0 }],
+  '╞': [{ x1: 3, y1: 0, x2: 3, y2: 6 }, { x1: 3, y1: 1, x2: 6, y2: 1 }, { x1: 3, y1: 5, x2: 6, y2: 5 }],
+  '╟': [{ x1: 1, y1: 0, x2: 1, y2: 6 }, { x1: 5, y1: 0, x2: 5, y2: 6 }, { x1: 5, y1: 3, x2: 6, y2: 3 }],
+  '╠': [{ x1: 1, y1: 0, x2: 1, y2: 6 }, { x1: 5, y1: 0, x2: 5, y2: 1 }, { x1: 5, y1: 1, x2: 6, y2: 1 }, { x1: 5, y1: 6, x2: 5, y2: 5 }, { x1: 5, y1: 5, x2: 6, y2: 5 }],
+  '╡': [{ x1: 3, y1: 0, x2: 3, y2: 6 }, { x1: 0, y1: 1, x2: 3, y2: 1 }, { x1: 0, y1: 5, x2: 3, y2: 5 }],
+  '╢': [{ x1: 0, y1: 3, x2: 1, y2: 3 }, { x1: 1, y1: 0, x2: 1, y2: 6 }, { x1: 5, y1: 0, x2: 5, y2: 6 }],
+  '╣': [{ x1: 0, y1: 1, x2: 1, y2: 1 }, { x1: 1, y1: 1, x2: 1, y2: 0 }, { x1: 0, y1: 5, x2: 1, y2: 5 }, { x1: 1, y1: 5, x2: 1, y2: 6 }, { x1: 5, y1: 0, x2: 5, y2: 6 }],
+  '╤': [{ x1: 0, y1: 1, x2: 6, y2: 1 }, { x1: 0, y1: 5, x2: 6, y2: 5 }, { x1: 3, y1: 5, x2: 3, y2: 6 }],
+  '╥': [{ x1: 0, y1: 3, x2: 6, y2: 3 }, { x1: 1, y1: 3, x2: 1, y2: 6 }, { x1: 5, y1: 3, x2: 5, y2: 6 }],
+  '╦': [{ x1: 0, y1: 1, x2: 6, y2: 1 }, { x1: 0, y1: 5, x2: 1, y2: 5 }, { x1: 1, y1: 5, x2: 1, y2: 6 }, { x1: 5, y1: 6, x2: 5, y2: 5 }, { x1: 5, y1: 5, x2: 6, y2: 5 }],
+  '╧': [{ x1: 0, y1: 5, x2: 6, y2: 5 }, { x1: 0, y1: 1, x2: 6, y2: 1 }, { x1: 3, y1: 0, x2: 3, y2: 1 }],
+  '╨': [{ x1: 0, y1: 3, x2: 6, y2: 3 }, { x1: 1, y1: 0, x2: 1, y2: 3 }, { x1: 5, y1: 0, x2: 5, y2: 3 }],
+  '╩': [{ x1: 0, y1: 1, x2: 1, y2: 1 }, { x1: 1, y1: 1, x2: 1, y2: 0 }, { x1: 5, y1: 0, x2: 5, y2: 1 }, { x1: 5, y1: 1, x2: 6, y2: 1 }, { x1: 0, y1: 5, x2: 6, y2: 5 }],
+  '╪': [{ x1: 0, y1: 1, x2: 6, y2: 1 }, { x1: 0, y1: 5, x2: 6, y2: 5 }, { x1: 3, y1: 0, x2: 3, y2: 6 }],
+  '╫': [{ x1: 1, y1: 0, x2: 1, y2: 6 }, { x1: 5, y1: 0, x2: 5, y2: 6 }, { x1: 0, y1: 3, x2: 6, y2: 3 }],
+  '╬': [{ x1: 0, y1: 1, x2: 1, y2: 1 }, { x1: 1, y1: 1, x2: 1, y2: 0 }, { x1: 5, y1: 0, x2: 5, y2: 1 }, { x1: 5, y1: 1, x2: 6, y2: 1 }, { x1: 6, y1: 5, x2: 5, y2: 5 }, { x1: 5, y1: 5, x2: 5, y2: 6 }, { x1: 1, y1: 6, x2: 1, y2: 5 }, { x1: 1, y1: 5, x2: 0, y2: 5 }],
+  '╭': [{ x1: 6, y1: 3, x2: 3, y2: 6, cx1: 3, cy1: 3, cx2: 3, cy2: 3 }],
+  '╮': [{ x1: 0, y1: 3, x2: 3, y2: 6, cx1: 3, cy1: 3, cx2: 3, cy2: 3 }],
+  '╯': [{ x1: 0, y1: 3, x2: 3, y2: 0, cx1: 3, cy1: 3, cx2: 3, cy2: 3 }],
+  '╰': [{ x1: 3, y1: 0, x2: 6, y2: 3, cx1: 3, cy1: 3, cx2: 3, cy2: 3 }],
+  '╱': [{ x1: 0, y1: 6, x2: 6, y2: 0 }],
+  '╲': [{ x1: 0, y1: 0, x2: 6, y2: 6 }],
+  '╳': [{ x1: 0, y1: 6, x2: 6, y2: 0 }, { x1: 0, y1: 0, x2: 6, y2: 6 }],
+  '╴': [{ x1: 0, y1: 3, x2: 3, y2: 3 }],
+  '╵': [{ x1: 3, y1: 0, x2: 3, y2: 3 }],
+  '╶': [{ x1: 3, y1: 3, x2: 6, y2: 3 }],
+  '╷': [{ x1: 3, y1: 3, x2: 3, y2: 6 }],
+  '╸': [{ x1: 0, y1: 2, x2: 3, y2: 2 }, { x1: 0, y1: 4, x2: 3, y2: 4 }],
+  '╹': [{ x1: 2, y1: 0, x2: 2, y2: 3 }, { x1: 4, y1: 0, x2: 4, y2: 3 }],
+  '╺': [{ x1: 3, y1: 2, x2: 6, y2: 2 }, { x1: 3, y1: 4, x2: 6, y2: 4 }],
+  '╻': [{ x1: 2, y1: 3, x2: 2, y2: 6 }, { x1: 4, y1: 3, x2: 4, y2: 6 }],
+  '╼': [{ x1: 0, y1: 3, x2: 3, y2: 3 }, { x1: 3, y1: 2, x2: 6, y2: 2 }, { x1: 3, y1: 4, x2: 6, y2: 4 }],
+  '╽': [{ x1: 3, y1: 0, x2: 3, y2: 3 }, { x1: 2, y1: 3, x2: 2, y2: 6 }, { x1: 4, y1: 3, x2: 4, y2: 6 }],
+  '╾': [{ x1: 0, y1: 2, x2: 3, y2: 2 }, { x1: 0, y1: 4, x2: 3, y2: 4 }, { x1: 3, y1: 3, x2: 6, y2: 3 }],
+  '╿': [{ x1: 2, y1: 0, x2: 2, y2: 3 }, { x1: 4, y1: 0, x2: 4, y2: 3 }, { x1: 3, y1: 3, x2: 3, y2: 6 }]
+};
+
+export const boxDrawingBoxes: { [index: string]: any } = {
+  '▀': [{ x: 0, y: 0, w: 8, h: 4 }],
+  '█': [{ x: 0, y: 0, w: 8, h: 8 }],
+  '▇': [{ x: 0, y: 1, w: 8, h: 7 }],
+  '▆': [{ x: 0, y: 2, w: 8, h: 6 }],
+  '▅': [{ x: 0, y: 3, w: 8, h: 5 }],
+  '▄': [{ x: 0, y: 4, w: 8, h: 4 }],
+  '▃': [{ x: 0, y: 5, w: 8, h: 3 }],
+  '▂': [{ x: 0, y: 6, w: 8, h: 2 }],
+  '▁': [{ x: 0, y: 7, w: 8, h: 1 }],
+  '▉': [{ x: 0, y: 0, w: 7, h: 8 }],
+  '▊': [{ x: 0, y: 0, w: 6, h: 8 }],
+  '▋': [{ x: 0, y: 0, w: 5, h: 8 }],
+  '▌': [{ x: 0, y: 0, w: 4, h: 8 }],
+  '▍': [{ x: 0, y: 0, w: 3, h: 8 }],
+  '▎': [{ x: 0, y: 0, w: 2, h: 8 }],
+  '▏': [{ x: 0, y: 0, w: 1, h: 8 }],
+
+  // VERTICAL ONE EIGHTH BLOCK-2 through VERTICAL ONE EIGHTH BLOCK-7
+  '\u{1FB70}': [{ x: 1, y: 0, w: 1, h: 8 }],
+  '\u{1FB71}': [{ x: 2, y: 0, w: 1, h: 8 }],
+  '\u{1FB72}': [{ x: 3, y: 0, w: 1, h: 8 }],
+  '\u{1FB73}': [{ x: 4, y: 0, w: 1, h: 8 }],
+  '\u{1FB74}': [{ x: 5, y: 0, w: 1, h: 8 }],
+  '\u{1FB75}': [{ x: 6, y: 0, w: 1, h: 8 }],
+  // RIGHT ONE EIGHTH BLOCK
+  '▕': [{ x: 7, y: 0, w: 1, h: 8 }],
+
+  // UPPER ONE EIGHTH BLOCK
+  '▔': [{ x: 0, y: 0, w: 8, h: 1 }],
+  // HORIZONTAL ONE EIGHTH BLOCK-2 through HORIZONTAL ONE EIGHTH BLOCK-7
+  '\u{1FB76}': [{ x: 0, y: 1, w: 8, h: 1 }],
+  '\u{1FB77}': [{ x: 0, y: 2, w: 8, h: 1 }],
+  '\u{1FB78}': [{ x: 0, y: 3, w: 8, h: 1 }],
+  '\u{1FB79}': [{ x: 0, y: 4, w: 8, h: 1 }],
+  '\u{1FB7A}': [{ x: 0, y: 5, w: 8, h: 1 }],
+  '\u{1FB7B}': [{ x: 0, y: 6, w: 8, h: 1 }],
+
+  // LEFT AND LOWER ONE EIGHTH BLOCK
+  '\u{1FB7C}': [{ x: 0, y: 0, w: 1, h: 8 }, { x: 0, y: 7, w: 8, h: 1 }],
+  // LEFT AND UPPER ONE EIGHTH BLOCK
+  '\u{1FB7D}': [{ x: 0, y: 0, w: 1, h: 8 }, { x: 0, y: 0, w: 8, h: 1 }],
+  // RIGHT AND UPPER ONE EIGHTH BLOCK
+  '\u{1FB7E}': [{ x: 7, y: 0, w: 1, h: 8 }, { x: 0, y: 0, w: 8, h: 1 }],
+  // RIGHT AND LOWER ONE EIGHTH BLOCK
+  '\u{1FB7F}': [{ x: 7, y: 0, w: 1, h: 8 }, { x: 0, y: 7, w: 8, h: 1 }],
+  // UPPER AND LOWER ONE EIGHTH BLOCK
+  '\u{1FB80}': [{ x: 0, y: 0, w: 8, h: 1 }, { x: 0, y: 7, w: 8, h: 1 }],
+  // HORIZONTAL ONE EIGHTH BLOCK-1358
+  '\u{1FB81}': [{ x: 0, y: 0, w: 8, h: 1 }, { x: 0, y: 2, w: 8, h: 1 }, { x: 0, y: 4, w: 8, h: 1 }, { x: 0, y: 7, w: 8, h: 1 }],
+
+  // UPPER ONE QUARTER BLOCK
+  '\u{1FB82}': [{ x: 0, y: 0, w: 8, h: 2 }],
+  // UPPER THREE EIGHTHS BLOCK
+  '\u{1FB83}': [{ x: 0, y: 0, w: 8, h: 3 }],
+  // UPPER FIVE EIGHTHS BLOCK
+  '\u{1FB84}': [{ x: 0, y: 0, w: 8, h: 5 }],
+  // UPPER THREE QUARTERS BLOCK
+  '\u{1FB85}': [{ x: 0, y: 0, w: 8, h: 6 }],
+  // UPPER SEVEN EIGHTHS BLOCK
+  '\u{1FB86}': [{ x: 0, y: 0, w: 8, h: 7 }],
+
+  // RIGHT ONE QUARTER BLOCK
+  '\u{1FB87}': [{ x: 6, y: 0, w: 2, h: 8 }],
+  // RIGHT THREE EIGHTHS B0OCK
+  '\u{1FB88}': [{ x: 5, y: 0, w: 3, h: 8 }],
+  // RIGHT FIVE EIGHTHS BL0CK
+  '\u{1FB89}': [{ x: 3, y: 0, w: 5, h: 8 }],
+  // RIGHT THREE QUARTERS 0LOCK
+  '\u{1FB8A}': [{ x: 2, y: 0, w: 6, h: 8 }],
+  // RIGHT SEVEN EIGHTHS B0OCK
+  '\u{1FB8B}': [{ x: 1, y: 0, w: 7, h: 8 }],
+
+  // CHECKER BOARD FILL
+  '\u{1FB95}': [
+    { x: 0, y: 0, w: 2, h: 2 }, { x: 4, y: 0, w: 2, h: 2 },
+    { x: 2, y: 2, w: 2, h: 2 }, { x: 6, y: 2, w: 2, h: 2 },
+    { x: 0, y: 4, w: 2, h: 2 }, { x: 4, y: 4, w: 2, h: 2 },
+    { x: 2, y: 6, w: 2, h: 2 }, { x: 6, y: 6, w: 2, h: 2 }
+  ],
+  // INVERSE CHECKER BOARD FILL
+  '\u{1FB96}': [
+    { x: 2, y: 0, w: 2, h: 2 }, { x: 6, y: 0, w: 2, h: 2 },
+    { x: 0, y: 2, w: 2, h: 2 }, { x: 4, y: 2, w: 2, h: 2 },
+    { x: 2, y: 4, w: 2, h: 2 }, { x: 6, y: 4, w: 2, h: 2 },
+    { x: 0, y: 6, w: 2, h: 2 }, { x: 4, y: 6, w: 2, h: 2 }
+  ],
+  // HEAVY HORIZONTAL FILL (upper middle and lower one quarter block)
+  '\u{1FB97}': [{ x: 0, y: 2, w: 8, h: 2 }, { x: 0, y: 6, w: 8, h: 2 }]
+};