/// <summary>
///
/// </summary>
/// <param name="dc"></param>
/// <param name="path"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <param name="db"></param>
/// <param name="r"></param>
public void Draw(object dc, XPath path, double dx, double dy, ImmutableArray<ShapeProperty> db, Record r)
{
if (path.Geometry == null)
return;
var _dc = dc as DrawingContext;
var style = path.Style;
if (style == null)
return;
double thickness = style.Thickness / _state.Zoom;
double half = thickness / 2.0;
Tuple<Brush, Pen> cache = null;
Brush fill;
Pen stroke;
if (_enableStyleCache
&& _styleCache.TryGetValue(style, out cache))
{
fill = cache.Item1;
stroke = cache.Item2;
}
else
{
fill = CreateBrush(style.Fill);
stroke = CreatePen(style, thickness);
if (_enableStyleCache)
_styleCache.Add(style, Tuple.Create(fill, stroke));
}
Tuple<XPathGeometry, StreamGeometry, ShapeStyle> pcache = null;
StreamGeometry sg;
if (_enablePathCache
&& _pathCache.TryGetValue(path, out pcache)
&& pcache.Item1 == path.Geometry
&& pcache.Item3 == style)
{
sg = pcache.Item2;
_dc.DrawGeometry(path.IsFilled ? fill : null, path.IsStroked ? stroke : null, sg);
}
else
{
sg = path.Geometry.ToStreamGeometry();
if (_enablePathCache)
{
var tuple = Tuple.Create(path.Geometry, sg, style);
if (_pathCache.ContainsKey(path))
{
_pathCache[path] = tuple;
}
else
{
_pathCache.Add(path, tuple);
}
}
_dc.DrawGeometry(path.IsFilled ? fill : null, path.IsStroked ? stroke : null, sg);
}
}
private void InitializeWorkingPath(XPoint start)
{
_geometry = XPathGeometry.Create(
new List<XPathFigure>(),
_editor.Project.Options.DefaultFillRule);
_geometry.BeginFigure(
start,
_editor.Project.Options.DefaultIsFilled,
_editor.Project.Options.DefaultIsClosed);
_path = XPath.Create(
"Path",
_editor.Project.CurrentStyleLibrary.CurrentStyle,
_geometry,
_editor.Project.Options.DefaultIsStroked,
_editor.Project.Options.DefaultIsFilled);
_editor.Project.CurrentContainer.WorkingLayer.Shapes = _editor.Project.CurrentContainer.WorkingLayer.Shapes.Add(_path);
_previousPathTool = _editor.CurrentPathTool;
_isInitialized = true;
}
/// <summary>
///
/// </summary>
/// <param name="gfx"></param>
/// <param name="path"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <param name="db"></param>
/// <param name="r"></param>
public void Draw(object gfx, XPath path, double dx, double dy, ImmutableArray<ShapeProperty> db, Record r)
{
var _gfx = gfx as Graphics;
var gp = path.Geometry.ToGraphicsPath(dx, dy, _scaleToPage);
if (path.IsFilled && path.IsStroked)
{
var brush = ToSolidBrush(path.Style.Fill);
var pen = ToPen(path.Style, _scaleToPage);
_gfx.FillPath(
brush,
gp);
_gfx.DrawPath(
pen,
gp);
brush.Dispose();
pen.Dispose();
}
else if (path.IsFilled && !path.IsStroked)
{
var brush = ToSolidBrush(path.Style.Fill);
_gfx.FillPath(
brush,
gp);
brush.Dispose();
}
else if (!path.IsFilled && path.IsStroked)
{
var pen = ToPen(path.Style, _scaleToPage);
_gfx.DrawPath(
pen,
gp);
pen.Dispose();
}
}
private void DeInitializeWorkingPath()
{
_isInitialized = false;
_geometry = null;
_path = null;
}