public override void Draw(Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
if (_regionSettings != null)
{
xPos += _regionSettings.Indent;
if (layer == PrintLayer.Background && _regionSettings.HasBackground)
{
TextExtents extents = GetExtents(cr);
// If there is a background, draw it here.
cr.SetSourceRGB(_regionSettings.Background.Red, _regionSettings.Background.Green, _regionSettings.Background.Blue);
cr.Rectangle(xPos
, yPos - extents.Height - extents.YAdvance
, extents.Width - _regionSettings.Indent
, extents.Height + extents.YAdvance);
cr.Fill();
}
else if (layer == PrintLayer.Text)
{
xPos += _regionSettings.PaddingLeft;
yPos -= _regionSettings.PaddingBottom;
}
}
_children.VerticalDraw(cr, xPos, yPos, layer);
}
public override void Draw(Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
if (layer == PrintLayer.Text)
{
cr.SetFont(_fontInfo);
yPos -= _extents.YAdvance;
if (_fontInfo.Underline == true)
{
TextExtents extents = GetExtents(cr);
cr.Rectangle(xPos
, yPos - _fontInfo.UnderlineHeight
, extents.Width
, _fontInfo.UnderlineHeight);
cr.Fill();
yPos -= _fontInfo.UnderlineHeight + 2.0;
}
cr.MoveTo(xPos, yPos);
cr.ShowText(_text);
}
}
public override void Draw(Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
if (layer == PrintLayer.Text)
{
yPos -= _extents.YAdvance;
// Only draw the line if there is enough space to display it
if (_extents.Width > 2)
{
yPos -= (_extents.Height / 2) - (_lineThickness / 2);
cr.Rectangle(xPos
, yPos
, _extents.Width
, _lineThickness);
cr.Fill();
}
if (_lineType == PrintLineType.Double)
{
yPos -= 4;
cr.Rectangle(xPos
, yPos
, _extents.Width
, _lineThickness);
cr.Fill();
}
}
}
// public override TextExtents GetExtents(Cairo.Context cr)
// {
// TextExtents extents = new TextExtents();
// extents.Height = _pageSettings.PageHeight;
// extents.Width = _pageSettings.PageWidth;
// return extents;
// }
public override void Draw(Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
if (layer == PrintLayer.DisplayBackground)
{
// Create the shadow effect
cr.SetSourceRGBA(0.5, 0.5, 0.5, 0.5);
cr.Rectangle(xPos + Constants.SHADOW_WIDTH
, yPos + Constants.SHADOW_WIDTH
, _pageSettings.PaperWidth
, _pageSettings.PaperHeight);
cr.Fill();
cr.SetSourceRGB(1, 1, 1);
cr.Rectangle(xPos
, yPos
, _pageSettings.PaperWidth
, _pageSettings.PaperHeight);
cr.Fill();
}
double pageTop = yPos;
yPos += _pageSettings.TopMargin;
xPos += _pageSettings.LeftMargin;
if (_header != null)
{
yPos += _header.GetExtents(cr).Height;
_header.Draw(cr, xPos, yPos, layer);
}
// Move the cursor to the bottom of the page elements.
TextExtents extents = GetExtents(cr);
yPos += extents.Height + extents.YAdvance;
// Draw the page elements in reverse order.
base.Draw(cr, xPos, yPos, layer);
if (_footer != null)
{
yPos = pageTop + _pageSettings.PageHeight;
_footer.Draw(cr, xPos, yPos, layer);
}
}
public override void Draw(Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
_children.HorizontalDraw(cr, xPos, yPos, layer);
if (_chordLine.Count > 0)
{
yPos -= _extents.Height;
TextNode chord = _chordLine[0] as TextNode;
if (chord != null)
{
yPos -= _chordExtents.YAdvance;
}
_chordLine.HorizontalDraw(cr, xPos, yPos, layer);
}
}
public override void Draw(Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
if (_isHeader)
{
if (_lineNode != null)
{
_lineNode.Draw(cr, xPos, yPos, layer);
yPos -= _lineNode.GetExtents(cr).Height + _fields[0].GetExtents(cr).YAdvance;
}
DrawText(cr, xPos, yPos, layer);
}
else
{
DrawText(cr, xPos, yPos, layer);
if (_lineNode != null)
{
yPos -= _fields[0].GetExtents(cr).Height + _fields[0].GetExtents(cr).YAdvance;
_lineNode.Draw(cr, xPos, yPos, layer);
}
}
}
public override void Draw(Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
_children.HorizontalDraw(cr, xPos, yPos, layer);
}
public static void VerticalDraw(this List <BaseNode> list, Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
// Draw all of the children vertically, but to keep the lines correctly, we will actually
// render them in reverse from the bottom up.
for (int i = list.Count - 1; i >= 0; i--)
{
BaseNode node = list[i];
TextExtents extents = node.GetExtents(cr);
node.Draw(cr, xPos, yPos, layer);
yPos -= extents.Height + extents.YAdvance;
}
}
public static void HorizontalDraw(this List <BaseNode> list, Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
// Draw all of the children side-by-side
foreach (BaseNode node in list)
{
TextExtents extents = node.GetExtents(cr);
node.Draw(cr, xPos, yPos, layer);
xPos += extents.Width;
}
}
public virtual void Draw(Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
}
private void DrawText(Cairo.Context cr, double xPos, double yPos, PrintLayer layer)
{
_fields[0].Draw(cr, xPos, yPos, layer);
_fields[1].Draw(cr, xPos + (_pageWidth / 2.0) - (_fields[1].GetExtents(cr).Width / 2.0), yPos, layer);
_fields[2].Draw(cr, xPos + _pageWidth - _fields[2].GetExtents(cr).Width, yPos, layer);
}
