FlatRedBall.Gui.CollapseItem.Draw C# (CSharp) Méthode

        internal void Draw(Camera camera, double startY, double startX, double maxWidth,
            int numDeep, ref int itemNum, ref int numDrawn, int startAt, int numToDraw, float distanceBetweenLines)
        {
            if (itemNum > startAt - 1)
            {
                float yForThisRender = (float)(startY - distanceBetweenLines * numDrawn);
                float xPos = (float)(startX + numDeep * .7);
                if (icons.Count != 0 && icons[0].ScaleX > .7f)
                {
                    xPos += icons[0].ScaleX - .7f;

                }
                float yPos = yForThisRender;

                #region draw the icons

                foreach (ListBoxIcon icon in icons)
                {
                    if (icon.Texture != null)
                    {
                        GuiManager.AddTextureSwitch(icon.Texture);
                    }



                    v[0].Position.X = xPos - icon.ScaleX;
                    v[0].Position.Y = yPos - icon.ScaleY;
                    v[0].TextureCoordinate.X = icon.Left;
                    v[0].TextureCoordinate.Y = icon.Bottom;


                    v[1].Position.X = xPos - icon.ScaleX;
                    v[1].Position.Y = yPos + icon.ScaleY;
                    v[1].TextureCoordinate.X = icon.Left;
                    v[1].TextureCoordinate.Y = icon.Top;

                    v[2].Position.X = xPos + icon.ScaleX;
                    v[2].Position.Y = yPos + icon.ScaleY;
                    v[2].TextureCoordinate.X = icon.Right;
                    v[2].TextureCoordinate.Y = icon.Top;

                    v[3] = v[0];
                    v[4] = v[2];

                    v[5].Position.X = xPos + icon.ScaleX;
                    v[5].Position.Y = yPos - icon.ScaleY;
                    v[5].TextureCoordinate.X = icon.Right;
                    v[5].TextureCoordinate.Y = icon.Bottom;

                    GuiManager.WriteVerts(v);

                    xPos += .1f + 2 * icon.ScaleX;
                }
                #endregion

                if (this.Text != null)
                {
                    string textToUse = this.Text.Replace('\n', ' ');




                    int numOfChars = TextManager.GetNumberOfCharsIn((float)(maxWidth - numDeep * .7f), textToUse, GuiManager.TextSpacing);

                    // TODO:  need to modify this to handle varying text sizes
                    TextManager.mScaleForVertexBuffer = GuiManager.TextHeight / 2.0f;
                    TextManager.mSpacingForVertexBuffer = GuiManager.TextSpacing;

                    TextManager.mYForVertexBuffer = yForThisRender;
#if FRB_MDX
				    TextManager.mZForVertexBuffer = (float)camera.Z + 100;
#else
                    TextManager.mZForVertexBuffer = (float)camera.Z - 100;
#endif
                    if (Enabled)
                    {
                        TextManager.mAlphaForVertexBuffer = 1 * FlatRedBall.Graphics.GraphicalEnumerations.MaxColorComponentValue;
                    }
                    else
                    {
                        TextManager.mAlphaForVertexBuffer = .5f * FlatRedBall.Graphics.GraphicalEnumerations.MaxColorComponentValue;
                    }                    
                    
                    TextManager.mAlignmentForVertexBuffer = HorizontalAlignment.Left;

                    if (mDrawHighlighted)
                    {
                        TextManager.mRedForVertexBuffer = TextManager.mGreenForVertexBuffer = TextManager.mBlueForVertexBuffer =
                            FlatRedBall.Graphics.GraphicalEnumerations.MaxColorComponentValue;
                    }
                    else
                    {
                        TextManager.mRedForVertexBuffer = TextManager.mGreenForVertexBuffer = TextManager.mBlueForVertexBuffer = 20;
                    }


#if FRB_MDX
                v[0].Position.Z = v[1].Position.Z = v[2].Position.Z = v[3].Position.Z =
                    v[4].Position.Z = v[5].Position.Z = camera.Z + 100;
#else
                    v[0].Position.Z = v[1].Position.Z = v[2].Position.Z = v[3].Position.Z =
                        v[4].Position.Z = v[5].Position.Z = camera.Z - 100;
#endif

                    TextManager.mXForVertexBuffer = xPos;

                    if (numOfChars != 0)
                    {
                        if (numOfChars == textToUse.Length)
                        {
                            TextManager.Draw(ref textToUse);

                        }
                        else
                        {
                            string asString = textToUse.Substring(0, numOfChars);
                            TextManager.Draw(ref asString);
                        }
                    }
                }

                numDrawn++;
            }
            itemNum++;
            if (numDrawn > numToDraw - 1)
                return;
            if (mExpanded)
            {
                for (int i = 0; i < mItems.Count; i++)
                {
                    mItems[i].Draw(camera, startY, startX, maxWidth, numDeep + 1, ref itemNum, ref numDrawn, startAt, numToDraw, distanceBetweenLines);
                    if (numDrawn > numToDraw - 1)
                        return;
                }
            }
        }
#endif