/// <summary>
/// Applies vertical alignment to the linebox
/// </summary>
/// <param name="g"></param>
/// <param name="lineBox"></param>
private static void ApplyVerticalAlignment(Graphics g, CssLineBox lineBox)
{
bool isTableCell = lineBox.OwnerBox.Display == CssConstants.TableCell;
float baseline = lineBox.GetMaxWordBottom() - GetDescent(lineBox.OwnerBox.ActualFont) - 2;
List <CssBox> boxes = new List <CssBox>(lineBox.Rectangles.Keys);
foreach (CssBox b in boxes)
{
float ascent = GetAscent(b.ActualFont);
float descent = GetDescent(b.ActualFont);
//Important notes on http://www.w3.org/TR/CSS21/tables.html#height-layout
switch (b.VerticalAlign)
{
case CssConstants.Sub:
lineBox.SetBaseLine(g, b, baseline + lineBox.Rectangles[b].Height * .2f);
break;
case CssConstants.Super:
lineBox.SetBaseLine(g, b, baseline - lineBox.Rectangles[b].Height * .2f);
break;
case CssConstants.TextTop:
break;
case CssConstants.TextBottom:
break;
case CssConstants.Top:
break;
case CssConstants.Bottom:
break;
case CssConstants.Middle:
break;
default:
//case: baseline
lineBox.SetBaseLine(g, b, baseline);
break;
}
////Graphic cues
//g.FillRectangle(Brushes.Aqua, r.Left, r.Top, r.Width, ascent);
//g.FillRectangle(Brushes.Yellow, r.Left, r.Top + ascent, r.Width, descent);
//g.DrawLine(Pens.Fuchsia, r.Left, baseline, r.Right, baseline);
}
}
private static void ApplyVerticalAlignment(Graphics g, CssLineBox lineBox)
{
float maxWordBottom = lineBox.GetMaxWordBottom() - CssLayoutEngine.GetDescent(lineBox.OwnerBox.ActualFont) - 2f;
foreach (CssBox cssBox in new List <CssBox>(lineBox.Rectangles.Keys))
{
CssLayoutEngine.GetAscent(cssBox.ActualFont);
CssLayoutEngine.GetDescent(cssBox.ActualFont);
string verticalAlign = cssBox.VerticalAlign;
string str = verticalAlign;
if (verticalAlign != null)
{
switch (str)
{
case "sub":
{
RectangleF item = lineBox.Rectangles[cssBox];
lineBox.SetBaseLine(g, cssBox, maxWordBottom + item.Height * 0.2f);
continue;
}
case "super":
{
RectangleF rectangleF = lineBox.Rectangles[cssBox];
lineBox.SetBaseLine(g, cssBox, maxWordBottom - rectangleF.Height * 0.2f);
continue;
}
case "text-top":
case "text-bottom":
case "top":
case "bottom":
case "middle":
{
continue;
}
}
}
lineBox.SetBaseLine(g, cssBox, maxWordBottom);
}
}
/// <summary>
/// Applies vertical alignment to the linebox
/// </summary>
/// <param name="g"></param>
/// <param name="lineBox"></param>
private static void ApplyVerticalAlignment(Graphics g, CssLineBox lineBox)
{
bool isTableCell = lineBox.OwnerBox.Display == CssConstants.TableCell;
float baseline = lineBox.GetMaxWordBottom() - GetDescent(lineBox.OwnerBox.ActualFont) - 2;
List<CssBox> boxes = new List<CssBox>(lineBox.Rectangles.Keys);
foreach (CssBox b in boxes)
{
float ascent = GetAscent(b.ActualFont);
float descent = GetDescent(b.ActualFont);
//Important notes on http://www.w3.org/TR/CSS21/tables.html#height-layout
switch (b.VerticalAlign)
{
case CssConstants.Sub:
lineBox.SetBaseLine(g, b, baseline + lineBox.Rectangles[b].Height * .2f);
break;
case CssConstants.Super:
lineBox.SetBaseLine(g, b, baseline - lineBox.Rectangles[b].Height * .2f);
break;
case CssConstants.TextTop:
break;
case CssConstants.TextBottom:
break;
case CssConstants.Top:
break;
case CssConstants.Bottom:
break;
case CssConstants.Middle:
break;
default:
//case: baseline
lineBox.SetBaseLine(g, b, baseline);
break;
}
////Graphic cues
//g.FillRectangle(Brushes.Aqua, r.Left, r.Top, r.Width, ascent);
//g.FillRectangle(Brushes.Yellow, r.Left, r.Top + ascent, r.Width, descent);
//g.DrawLine(Pens.Fuchsia, r.Left, baseline, r.Right, baseline);
}
}
