started implementing UI

1 files changed, 652 insertions, 0 deletions

diff --git a/Pathfinding Visualizer/Assets/TextMesh Pro/Examples & Extras/Scripts/TMP_TextInfoDebugTool.cs b/Pathfinding Visualizer/Assets/TextMesh Pro/Examples & Extras/Scripts/TMP_TextInfoDebugTool.cs
new file mode 100644
index 0000000..64e75af
--- /dev/null
+++ b/Pathfinding Visualizer/Assets/TextMesh Pro/Examples & Extras/Scripts/TMP_TextInfoDebugTool.cs
@@ -0,0 +1,652 @@
+using System;
+using UnityEngine;
+using System.Collections;
+using UnityEditor;
+
+
+namespace TMPro.Examples
+{
+
+    public class TMP_TextInfoDebugTool : MonoBehaviour
+    {
+        // Since this script is used for debugging, we exclude it from builds.
+        // TODO: Rework this script to make it into an editor utility.
+        #if UNITY_EDITOR
+        public bool ShowCharacters;
+        public bool ShowWords;
+        public bool ShowLinks;
+        public bool ShowLines;
+        public bool ShowMeshBounds;
+        public bool ShowTextBounds;
+        [Space(10)]
+        [TextArea(2, 2)]
+        public string ObjectStats;
+
+        [SerializeField]
+        private TMP_Text m_TextComponent;
+
+        private Transform m_Transform;
+        private TMP_TextInfo m_TextInfo;
+
+        private float m_ScaleMultiplier;
+        private float m_HandleSize;
+
+
+        void OnDrawGizmos()
+        {
+            if (m_TextComponent == null)
+            {
+                m_TextComponent = GetComponent<TMP_Text>();
+
+                if (m_TextComponent == null)
+                    return;
+            }
+
+            m_Transform = m_TextComponent.transform;
+
+            // Get a reference to the text object's textInfo
+            m_TextInfo = m_TextComponent.textInfo;
+
+            // Update Text Statistics
+            ObjectStats = "Characters: " + m_TextInfo.characterCount + "   Words: " + m_TextInfo.wordCount + "   Spaces: " + m_TextInfo.spaceCount + "   Sprites: " + m_TextInfo.spriteCount + "   Links: " + m_TextInfo.linkCount
+                          + "\nLines: " + m_TextInfo.lineCount + "   Pages: " + m_TextInfo.pageCount;
+
+            // Get the handle size for drawing the various
+            m_ScaleMultiplier = m_TextComponent.GetType() == typeof(TextMeshPro) ? 1 : 0.1f;
+            m_HandleSize = HandleUtility.GetHandleSize(m_Transform.position) * m_ScaleMultiplier;
+
+            // Draw line metrics
+            #region Draw Lines
+            if (ShowLines)
+                DrawLineBounds();
+            #endregion
+
+            // Draw word metrics
+            #region Draw Words
+            if (ShowWords)
+                DrawWordBounds();
+            #endregion
+
+            // Draw character metrics
+            #region Draw Characters
+            if (ShowCharacters)
+                DrawCharactersBounds();
+            #endregion
+
+            // Draw Quads around each of the words
+            #region Draw Links
+            if (ShowLinks)
+                DrawLinkBounds();
+            #endregion
+
+            // Draw Quad around the bounds of the text
+            #region Draw Bounds
+            if (ShowMeshBounds)
+                DrawBounds();
+            #endregion
+
+            // Draw Quad around the rendered region of the text.
+            #region Draw Text Bounds
+            if (ShowTextBounds)
+                DrawTextBounds();
+            #endregion
+        }
+
+
+        /// <summary>
+        /// Method to draw a rectangle around each character.
+        /// </summary>
+        /// <param name="text"></param>
+        void DrawCharactersBounds()
+        {
+            int characterCount = m_TextInfo.characterCount;
+
+            for (int i = 0; i < characterCount; i++)
+            {
+                // Draw visible as well as invisible characters
+                TMP_CharacterInfo characterInfo = m_TextInfo.characterInfo[i];
+
+                bool isCharacterVisible = i < m_TextComponent.maxVisibleCharacters &&
+                                          characterInfo.lineNumber < m_TextComponent.maxVisibleLines &&
+                                          i >= m_TextComponent.firstVisibleCharacter;
+
+                if (m_TextComponent.overflowMode == TextOverflowModes.Page)
+                    isCharacterVisible = isCharacterVisible && characterInfo.pageNumber + 1 == m_TextComponent.pageToDisplay;
+
+                if (!isCharacterVisible)
+                    continue;
+
+                float dottedLineSize = 6;
+
+                // Get Bottom Left and Top Right position of the current character
+                Vector3 bottomLeft = m_Transform.TransformPoint(characterInfo.bottomLeft);
+                Vector3 topLeft = m_Transform.TransformPoint(new Vector3(characterInfo.topLeft.x, characterInfo.topLeft.y, 0));
+                Vector3 topRight = m_Transform.TransformPoint(characterInfo.topRight);
+                Vector3 bottomRight = m_Transform.TransformPoint(new Vector3(characterInfo.bottomRight.x, characterInfo.bottomRight.y, 0));
+
+                // Draw character bounds
+                if (characterInfo.isVisible)
+                {
+                    Color color = Color.green;
+                    DrawDottedRectangle(bottomLeft, topRight, color);
+                }
+                else
+                {
+                    Color color = Color.grey;
+
+                    float whiteSpaceAdvance = Math.Abs(characterInfo.origin - characterInfo.xAdvance) > 0.01f ? characterInfo.xAdvance : characterInfo.origin + (characterInfo.ascender - characterInfo.descender) * 0.03f;
+                    DrawDottedRectangle(m_Transform.TransformPoint(new Vector3(characterInfo.origin, characterInfo.descender, 0)), m_Transform.TransformPoint(new Vector3(whiteSpaceAdvance, characterInfo.ascender, 0)), color, 4);
+                }
+
+                float origin = characterInfo.origin;
+                float advance = characterInfo.xAdvance;
+                float ascentline = characterInfo.ascender;
+                float baseline = characterInfo.baseLine;
+                float descentline = characterInfo.descender;
+
+                //Draw Ascent line
+                Vector3 ascentlineStart = m_Transform.TransformPoint(new Vector3(origin, ascentline, 0));
+                Vector3 ascentlineEnd = m_Transform.TransformPoint(new Vector3(advance, ascentline, 0));
+
+                Handles.color = Color.cyan;
+                Handles.DrawDottedLine(ascentlineStart, ascentlineEnd, dottedLineSize);
+
+                // Draw Cap Height & Mean line
+                float capline = characterInfo.fontAsset == null ? 0 : baseline + characterInfo.fontAsset.faceInfo.capLine * characterInfo.scale;
+                Vector3 capHeightStart = new Vector3(topLeft.x, m_Transform.TransformPoint(new Vector3(0, capline, 0)).y, 0);
+                Vector3 capHeightEnd = new Vector3(topRight.x, m_Transform.TransformPoint(new Vector3(0, capline, 0)).y, 0);
+
+                float meanline = characterInfo.fontAsset == null ? 0 : baseline + characterInfo.fontAsset.faceInfo.meanLine * characterInfo.scale;
+                Vector3 meanlineStart = new Vector3(topLeft.x, m_Transform.TransformPoint(new Vector3(0, meanline, 0)).y, 0);
+                Vector3 meanlineEnd = new Vector3(topRight.x, m_Transform.TransformPoint(new Vector3(0, meanline, 0)).y, 0);
+
+                if (characterInfo.isVisible)
+                {
+                    // Cap line
+                    Handles.color = Color.cyan;
+                    Handles.DrawDottedLine(capHeightStart, capHeightEnd, dottedLineSize);
+
+                    // Mean line
+                    Handles.color = Color.cyan;
+                    Handles.DrawDottedLine(meanlineStart, meanlineEnd, dottedLineSize);
+                }
+
+                //Draw Base line
+                Vector3 baselineStart = m_Transform.TransformPoint(new Vector3(origin, baseline, 0));
+                Vector3 baselineEnd = m_Transform.TransformPoint(new Vector3(advance, baseline, 0));
+
+                Handles.color = Color.cyan;
+                Handles.DrawDottedLine(baselineStart, baselineEnd, dottedLineSize);
+
+                //Draw Descent line
+                Vector3 descentlineStart = m_Transform.TransformPoint(new Vector3(origin, descentline, 0));
+                Vector3 descentlineEnd = m_Transform.TransformPoint(new Vector3(advance, descentline, 0));
+
+                Handles.color = Color.cyan;
+                Handles.DrawDottedLine(descentlineStart, descentlineEnd, dottedLineSize);
+
+                // Draw Origin
+                Vector3 originPosition = m_Transform.TransformPoint(new Vector3(origin, baseline, 0));
+                DrawCrosshair(originPosition, 0.05f / m_ScaleMultiplier, Color.cyan);
+
+                // Draw Horizontal Advance
+                Vector3 advancePosition = m_Transform.TransformPoint(new Vector3(advance, baseline, 0));
+                DrawSquare(advancePosition, 0.025f / m_ScaleMultiplier, Color.yellow);
+                DrawCrosshair(advancePosition, 0.0125f / m_ScaleMultiplier, Color.yellow);
+
+                // Draw text labels for metrics
+               if (m_HandleSize < 0.5f)
+               {
+                   GUIStyle style = new GUIStyle(GUI.skin.GetStyle("Label"));
+                   style.normal.textColor = new Color(0.6f, 0.6f, 0.6f, 1.0f);
+                   style.fontSize = 12;
+                   style.fixedWidth = 200;
+                   style.fixedHeight = 20;
+
+                   Vector3 labelPosition;
+                   float center = (origin + advance) / 2;
+
+                   //float baselineMetrics = 0;
+                   //float ascentlineMetrics = ascentline - baseline;
+                   //float caplineMetrics = capline - baseline;
+                   //float meanlineMetrics = meanline - baseline;
+                   //float descentlineMetrics = descentline - baseline;
+
+                   // Ascent Line
+                   labelPosition = m_Transform.TransformPoint(new Vector3(center, ascentline, 0));
+                   style.alignment = TextAnchor.UpperCenter;
+                   Handles.Label(labelPosition, "Ascent Line", style);
+                   //Handles.Label(labelPosition, "Ascent Line (" + ascentlineMetrics.ToString("f3") + ")" , style);
+
+                   // Base Line
+                   labelPosition = m_Transform.TransformPoint(new Vector3(center, baseline, 0));
+                   Handles.Label(labelPosition, "Base Line", style);
+                   //Handles.Label(labelPosition, "Base Line (" + baselineMetrics.ToString("f3") + ")" , style);
+
+                   // Descent line
+                   labelPosition = m_Transform.TransformPoint(new Vector3(center, descentline, 0));
+                   Handles.Label(labelPosition, "Descent Line", style);
+                   //Handles.Label(labelPosition, "Descent Line (" + descentlineMetrics.ToString("f3") + ")" , style);
+
+                   if (characterInfo.isVisible)
+                   {
+                       // Cap Line
+                       labelPosition = m_Transform.TransformPoint(new Vector3(center, capline, 0));
+                       style.alignment = TextAnchor.UpperCenter;
+                       Handles.Label(labelPosition, "Cap Line", style);
+                       //Handles.Label(labelPosition, "Cap Line (" + caplineMetrics.ToString("f3") + ")" , style);
+
+                       // Mean Line
+                       labelPosition = m_Transform.TransformPoint(new Vector3(center, meanline, 0));
+                       style.alignment = TextAnchor.UpperCenter;
+                       Handles.Label(labelPosition, "Mean Line", style);
+                       //Handles.Label(labelPosition, "Mean Line (" + ascentlineMetrics.ToString("f3") + ")" , style);
+
+                       // Origin
+                       labelPosition = m_Transform.TransformPoint(new Vector3(origin, baseline, 0));
+                       style.alignment = TextAnchor.UpperRight;
+                       Handles.Label(labelPosition, "Origin ", style);
+
+                       // Advance
+                       labelPosition = m_Transform.TransformPoint(new Vector3(advance, baseline, 0));
+                       style.alignment = TextAnchor.UpperLeft;
+                       Handles.Label(labelPosition, "  Advance", style);
+                   }
+               }
+            }
+        }
+
+
+        /// <summary>
+        /// Method to draw rectangles around each word of the text.
+        /// </summary>
+        /// <param name="text"></param>
+        void DrawWordBounds()
+        {
+            for (int i = 0; i < m_TextInfo.wordCount; i++)
+            {
+                TMP_WordInfo wInfo = m_TextInfo.wordInfo[i];
+
+                bool isBeginRegion = false;
+
+                Vector3 bottomLeft = Vector3.zero;
+                Vector3 topLeft = Vector3.zero;
+                Vector3 bottomRight = Vector3.zero;
+                Vector3 topRight = Vector3.zero;
+
+                float maxAscender = -Mathf.Infinity;
+                float minDescender = Mathf.Infinity;
+
+                Color wordColor = Color.green;
+
+                // Iterate through each character of the word
+                for (int j = 0; j < wInfo.characterCount; j++)
+                {
+                    int characterIndex = wInfo.firstCharacterIndex + j;
+                    TMP_CharacterInfo currentCharInfo = m_TextInfo.characterInfo[characterIndex];
+                    int currentLine = currentCharInfo.lineNumber;
+
+                    bool isCharacterVisible = characterIndex > m_TextComponent.maxVisibleCharacters ||
+                                              currentCharInfo.lineNumber > m_TextComponent.maxVisibleLines ||
+                                             (m_TextComponent.overflowMode == TextOverflowModes.Page && currentCharInfo.pageNumber + 1 != m_TextComponent.pageToDisplay) ? false : true;
+
+                    // Track Max Ascender and Min Descender
+                    maxAscender = Mathf.Max(maxAscender, currentCharInfo.ascender);
+                    minDescender = Mathf.Min(minDescender, currentCharInfo.descender);
+
+                    if (isBeginRegion == false && isCharacterVisible)
+                    {
+                        isBeginRegion = true;
+
+                        bottomLeft = new Vector3(currentCharInfo.bottomLeft.x, currentCharInfo.descender, 0);
+                        topLeft = new Vector3(currentCharInfo.bottomLeft.x, currentCharInfo.ascender, 0);
+
+                        //Debug.Log("Start Word Region at [" + currentCharInfo.character + "]");
+
+                        // If Word is one character
+                        if (wInfo.characterCount == 1)
+                        {
+                            isBeginRegion = false;
+
+                            topLeft = m_Transform.TransformPoint(new Vector3(topLeft.x, maxAscender, 0));
+                            bottomLeft = m_Transform.TransformPoint(new Vector3(bottomLeft.x, minDescender, 0));
+                            bottomRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, minDescender, 0));
+                            topRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, maxAscender, 0));
+
+                            // Draw Region
+                            DrawRectangle(bottomLeft, topLeft, topRight, bottomRight, wordColor);
+
+                            //Debug.Log("End Word Region at [" + currentCharInfo.character + "]");
+                        }
+                    }
+
+                    // Last Character of Word
+                    if (isBeginRegion && j == wInfo.characterCount - 1)
+                    {
+                        isBeginRegion = false;
+
+                        topLeft = m_Transform.TransformPoint(new Vector3(topLeft.x, maxAscender, 0));
+                        bottomLeft = m_Transform.TransformPoint(new Vector3(bottomLeft.x, minDescender, 0));
+                        bottomRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, minDescender, 0));
+                        topRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, maxAscender, 0));
+
+                        // Draw Region
+                        DrawRectangle(bottomLeft, topLeft, topRight, bottomRight, wordColor);
+
+                        //Debug.Log("End Word Region at [" + currentCharInfo.character + "]");
+                    }
+                    // If Word is split on more than one line.
+                    else if (isBeginRegion && currentLine != m_TextInfo.characterInfo[characterIndex + 1].lineNumber)
+                    {
+                        isBeginRegion = false;
+
+                        topLeft = m_Transform.TransformPoint(new Vector3(topLeft.x, maxAscender, 0));
+                        bottomLeft = m_Transform.TransformPoint(new Vector3(bottomLeft.x, minDescender, 0));
+                        bottomRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, minDescender, 0));
+                        topRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, maxAscender, 0));
+
+                        // Draw Region
+                        DrawRectangle(bottomLeft, topLeft, topRight, bottomRight, wordColor);
+                        //Debug.Log("End Word Region at [" + currentCharInfo.character + "]");
+                        maxAscender = -Mathf.Infinity;
+                        minDescender = Mathf.Infinity;
+
+                    }
+                }
+
+                //Debug.Log(wInfo.GetWord(m_TextMeshPro.textInfo.characterInfo));
+            }
+
+
+        }
+
+
+        /// <summary>
+        /// Draw rectangle around each of the links contained in the text.
+        /// </summary>
+        /// <param name="text"></param>
+        void DrawLinkBounds()
+        {
+            TMP_TextInfo textInfo = m_TextComponent.textInfo;
+
+            for (int i = 0; i < textInfo.linkCount; i++)
+            {
+                TMP_LinkInfo linkInfo = textInfo.linkInfo[i];
+
+                bool isBeginRegion = false;
+
+                Vector3 bottomLeft = Vector3.zero;
+                Vector3 topLeft = Vector3.zero;
+                Vector3 bottomRight = Vector3.zero;
+                Vector3 topRight = Vector3.zero;
+
+                float maxAscender = -Mathf.Infinity;
+                float minDescender = Mathf.Infinity;
+
+                Color32 linkColor = Color.cyan;
+
+                // Iterate through each character of the link text
+                for (int j = 0; j < linkInfo.linkTextLength; j++)
+                {
+                    int characterIndex = linkInfo.linkTextfirstCharacterIndex + j;
+                    TMP_CharacterInfo currentCharInfo = textInfo.characterInfo[characterIndex];
+                    int currentLine = currentCharInfo.lineNumber;
+
+                    bool isCharacterVisible = characterIndex > m_TextComponent.maxVisibleCharacters ||
+                                              currentCharInfo.lineNumber > m_TextComponent.maxVisibleLines ||
+                                             (m_TextComponent.overflowMode == TextOverflowModes.Page && currentCharInfo.pageNumber + 1 != m_TextComponent.pageToDisplay) ? false : true;
+
+                    // Track Max Ascender and Min Descender
+                    maxAscender = Mathf.Max(maxAscender, currentCharInfo.ascender);
+                    minDescender = Mathf.Min(minDescender, currentCharInfo.descender);
+
+                    if (isBeginRegion == false && isCharacterVisible)
+                    {
+                        isBeginRegion = true;
+
+                        bottomLeft = new Vector3(currentCharInfo.bottomLeft.x, currentCharInfo.descender, 0);
+                        topLeft = new Vector3(currentCharInfo.bottomLeft.x, currentCharInfo.ascender, 0);
+
+                        //Debug.Log("Start Word Region at [" + currentCharInfo.character + "]");
+
+                        // If Link is one character
+                        if (linkInfo.linkTextLength == 1)
+                        {
+                            isBeginRegion = false;
+
+                            topLeft = m_Transform.TransformPoint(new Vector3(topLeft.x, maxAscender, 0));
+                            bottomLeft = m_Transform.TransformPoint(new Vector3(bottomLeft.x, minDescender, 0));
+                            bottomRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, minDescender, 0));
+                            topRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, maxAscender, 0));
+
+                            // Draw Region
+                            DrawRectangle(bottomLeft, topLeft, topRight, bottomRight, linkColor);
+
+                            //Debug.Log("End Word Region at [" + currentCharInfo.character + "]");
+                        }
+                    }
+
+                    // Last Character of Link
+                    if (isBeginRegion && j == linkInfo.linkTextLength - 1)
+                    {
+                        isBeginRegion = false;
+
+                        topLeft = m_Transform.TransformPoint(new Vector3(topLeft.x, maxAscender, 0));
+                        bottomLeft = m_Transform.TransformPoint(new Vector3(bottomLeft.x, minDescender, 0));
+                        bottomRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, minDescender, 0));
+                        topRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, maxAscender, 0));
+
+                        // Draw Region
+                        DrawRectangle(bottomLeft, topLeft, topRight, bottomRight, linkColor);
+
+                        //Debug.Log("End Word Region at [" + currentCharInfo.character + "]");
+                    }
+                    // If Link is split on more than one line.
+                    else if (isBeginRegion && currentLine != textInfo.characterInfo[characterIndex + 1].lineNumber)
+                    {
+                        isBeginRegion = false;
+
+                        topLeft = m_Transform.TransformPoint(new Vector3(topLeft.x, maxAscender, 0));
+                        bottomLeft = m_Transform.TransformPoint(new Vector3(bottomLeft.x, minDescender, 0));
+                        bottomRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, minDescender, 0));
+                        topRight = m_Transform.TransformPoint(new Vector3(currentCharInfo.topRight.x, maxAscender, 0));
+
+                        // Draw Region
+                        DrawRectangle(bottomLeft, topLeft, topRight, bottomRight, linkColor);
+
+                        maxAscender = -Mathf.Infinity;
+                        minDescender = Mathf.Infinity;
+                        //Debug.Log("End Word Region at [" + currentCharInfo.character + "]");
+                    }
+                }
+
+                //Debug.Log(wInfo.GetWord(m_TextMeshPro.textInfo.characterInfo));
+            }
+        }
+
+
+        /// <summary>
+        /// Draw Rectangles around each lines of the text.
+        /// </summary>
+        /// <param name="text"></param>
+        void DrawLineBounds()
+        {
+            int lineCount = m_TextInfo.lineCount;
+
+            for (int i = 0; i < lineCount; i++)
+            {
+                TMP_LineInfo lineInfo = m_TextInfo.lineInfo[i];
+                TMP_CharacterInfo firstCharacterInfo = m_TextInfo.characterInfo[lineInfo.firstCharacterIndex];
+                TMP_CharacterInfo lastCharacterInfo = m_TextInfo.characterInfo[lineInfo.lastCharacterIndex];
+
+                bool isLineVisible = (lineInfo.characterCount == 1 && (firstCharacterInfo.character == 10 || firstCharacterInfo.character == 11 || firstCharacterInfo.character == 0x2028 || firstCharacterInfo.character == 0x2029)) ||
+                                      i > m_TextComponent.maxVisibleLines ||
+                                     (m_TextComponent.overflowMode == TextOverflowModes.Page && firstCharacterInfo.pageNumber + 1 != m_TextComponent.pageToDisplay) ? false : true;
+
+                if (!isLineVisible) continue;
+
+                float lineBottomLeft = firstCharacterInfo.bottomLeft.x;
+                float lineTopRight = lastCharacterInfo.topRight.x;
+
+                float ascentline = lineInfo.ascender;
+                float baseline = lineInfo.baseline;
+                float descentline = lineInfo.descender;
+
+                float dottedLineSize = 12;
+
+                // Draw line extents
+                DrawDottedRectangle(m_Transform.TransformPoint(lineInfo.lineExtents.min), m_Transform.TransformPoint(lineInfo.lineExtents.max), Color.green, 4);
+
+                // Draw Ascent line
+                Vector3 ascentlineStart = m_Transform.TransformPoint(new Vector3(lineBottomLeft, ascentline, 0));
+                Vector3 ascentlineEnd = m_Transform.TransformPoint(new Vector3(lineTopRight, ascentline, 0));
+
+                Handles.color = Color.yellow;
+                Handles.DrawDottedLine(ascentlineStart, ascentlineEnd, dottedLineSize);
+
+                // Draw Base line
+                Vector3 baseLineStart = m_Transform.TransformPoint(new Vector3(lineBottomLeft, baseline, 0));
+                Vector3 baseLineEnd = m_Transform.TransformPoint(new Vector3(lineTopRight, baseline, 0));
+
+                Handles.color = Color.yellow;
+                Handles.DrawDottedLine(baseLineStart, baseLineEnd, dottedLineSize);
+
+                // Draw Descent line
+                Vector3 descentLineStart = m_Transform.TransformPoint(new Vector3(lineBottomLeft, descentline, 0));
+                Vector3 descentLineEnd = m_Transform.TransformPoint(new Vector3(lineTopRight, descentline, 0));
+
+                Handles.color = Color.yellow;
+                Handles.DrawDottedLine(descentLineStart, descentLineEnd, dottedLineSize);
+
+                // Draw text labels for metrics
+                if (m_HandleSize < 1.0f)
+                {
+                    GUIStyle style = new GUIStyle();
+                    style.normal.textColor = new Color(0.8f, 0.8f, 0.8f, 1.0f);
+                    style.fontSize = 12;
+                    style.fixedWidth = 200;
+                    style.fixedHeight = 20;
+                    Vector3 labelPosition;
+
+                    // Ascent Line
+                    labelPosition = m_Transform.TransformPoint(new Vector3(lineBottomLeft, ascentline, 0));
+                    style.padding = new RectOffset(0, 10, 0, 5);
+                    style.alignment = TextAnchor.MiddleRight;
+                    Handles.Label(labelPosition, "Ascent Line", style);
+
+                    // Base Line
+                    labelPosition = m_Transform.TransformPoint(new Vector3(lineBottomLeft, baseline, 0));
+                    Handles.Label(labelPosition, "Base Line", style);
+
+                    // Descent line
+                    labelPosition = m_Transform.TransformPoint(new Vector3(lineBottomLeft, descentline, 0));
+                    Handles.Label(labelPosition, "Descent Line", style);
+                }
+            }
+        }
+
+
+        /// <summary>
+        /// Draw Rectangle around the bounds of the text object.
+        /// </summary>
+        void DrawBounds()
+        {
+            Bounds meshBounds = m_TextComponent.bounds;
+
+            // Get Bottom Left and Top Right position of each word
+            Vector3 bottomLeft = m_TextComponent.transform.position + meshBounds.min;
+            Vector3 topRight = m_TextComponent.transform.position + meshBounds.max;
+
+            DrawRectangle(bottomLeft, topRight, new Color(1, 0.5f, 0));
+        }
+
+
+        void DrawTextBounds()
+        {
+            Bounds textBounds = m_TextComponent.textBounds;
+
+            Vector3 bottomLeft = m_TextComponent.transform.position + (textBounds.center - textBounds.extents);
+            Vector3 topRight = m_TextComponent.transform.position + (textBounds.center + textBounds.extents);
+
+            DrawRectangle(bottomLeft, topRight, new Color(0f, 0.5f, 0.5f));
+        }
+
+
+        // Draw Rectangles
+        void DrawRectangle(Vector3 BL, Vector3 TR, Color color)
+        {
+            Gizmos.color = color;
+
+            Gizmos.DrawLine(new Vector3(BL.x, BL.y, 0), new Vector3(BL.x, TR.y, 0));
+            Gizmos.DrawLine(new Vector3(BL.x, TR.y, 0), new Vector3(TR.x, TR.y, 0));
+            Gizmos.DrawLine(new Vector3(TR.x, TR.y, 0), new Vector3(TR.x, BL.y, 0));
+            Gizmos.DrawLine(new Vector3(TR.x, BL.y, 0), new Vector3(BL.x, BL.y, 0));
+        }
+
+        void DrawDottedRectangle(Vector3 bottomLeft, Vector3 topRight, Color color, float size = 5.0f)
+        {
+            Handles.color = color;
+            Handles.DrawDottedLine(bottomLeft, new Vector3(bottomLeft.x, topRight.y, bottomLeft.z), size);
+            Handles.DrawDottedLine(new Vector3(bottomLeft.x, topRight.y, bottomLeft.z), topRight, size);
+            Handles.DrawDottedLine(topRight, new Vector3(topRight.x, bottomLeft.y, bottomLeft.z), size);
+            Handles.DrawDottedLine(new Vector3(topRight.x, bottomLeft.y, bottomLeft.z), bottomLeft, size);
+        }
+
+        void DrawSolidRectangle(Vector3 bottomLeft, Vector3 topRight, Color color, float size = 5.0f)
+        {
+            Handles.color = color;
+            Rect rect = new Rect(bottomLeft, topRight - bottomLeft);
+            Handles.DrawSolidRectangleWithOutline(rect, color, Color.black);
+        }
+
+        void DrawSquare(Vector3 position, float size, Color color)
+        {
+            Handles.color = color;
+            Vector3 bottomLeft = new Vector3(position.x - size, position.y - size, position.z);
+            Vector3 topLeft = new Vector3(position.x - size, position.y + size, position.z);
+            Vector3 topRight = new Vector3(position.x + size, position.y + size, position.z);
+            Vector3 bottomRight = new Vector3(position.x + size, position.y - size, position.z);
+
+            Handles.DrawLine(bottomLeft, topLeft);
+            Handles.DrawLine(topLeft, topRight);
+            Handles.DrawLine(topRight, bottomRight);
+            Handles.DrawLine(bottomRight, bottomLeft);
+        }
+
+        void DrawCrosshair(Vector3 position, float size, Color color)
+        {
+            Handles.color = color;
+
+            Handles.DrawLine(new Vector3(position.x - size, position.y, position.z), new Vector3(position.x + size, position.y, position.z));
+            Handles.DrawLine(new Vector3(position.x, position.y - size, position.z), new Vector3(position.x, position.y + size, position.z));
+        }
+
+
+        // Draw Rectangles
+        void DrawRectangle(Vector3 bl, Vector3 tl, Vector3 tr, Vector3 br, Color color)
+        {
+            Gizmos.color = color;
+
+            Gizmos.DrawLine(bl, tl);
+            Gizmos.DrawLine(tl, tr);
+            Gizmos.DrawLine(tr, br);
+            Gizmos.DrawLine(br, bl);
+        }
+
+
+        // Draw Rectangles
+        void DrawDottedRectangle(Vector3 bl, Vector3 tl, Vector3 tr, Vector3 br, Color color)
+        {
+            var cam = Camera.current;
+            float dotSpacing = (cam.WorldToScreenPoint(br).x - cam.WorldToScreenPoint(bl).x) / 75f;
+            UnityEditor.Handles.color = color;
+
+            UnityEditor.Handles.DrawDottedLine(bl, tl, dotSpacing);
+            UnityEditor.Handles.DrawDottedLine(tl, tr, dotSpacing);
+            UnityEditor.Handles.DrawDottedLine(tr, br, dotSpacing);
+            UnityEditor.Handles.DrawDottedLine(br, bl, dotSpacing);
+        }
+        #endif
+    }
+}
+