/// <inheritdoc/>
public override void Draw(object dc, XQuadraticBezier quadraticBezier, double dx, double dy, ImmutableArray<XProperty> db, XRecord r)
{
var _dc = dc as DrawingContext;
var style = quadraticBezier.Style;
if (style == null)
return;
double thickness = style.Thickness / _state.ZoomX;
double half = thickness / 2.0;
Tuple<Brush, Pen> styleCached = _styleCache.Get(style);
Brush fill;
Pen stroke;
if (styleCached != null)
{
fill = styleCached.Item1;
stroke = styleCached.Item2;
}
else
{
fill = CreateBrush(style.Fill);
stroke = CreatePen(style, thickness);
_styleCache.Set(style, Tuple.Create(fill, stroke));
}
PathGeometry pg = _quadraticBezierCache.Get(quadraticBezier);
if (pg != null)
{
var pf = pg.Figures[0];
pf.StartPoint = new Point(quadraticBezier.Point1.X + dx, quadraticBezier.Point1.Y + dy);
pf.IsFilled = quadraticBezier.IsFilled;
var qbs = pf.Segments[0] as QuadraticBezierSegment;
qbs.Point1 = new Point(quadraticBezier.Point2.X + dx, quadraticBezier.Point2.Y + dy);
qbs.Point2 = new Point(quadraticBezier.Point3.X + dx, quadraticBezier.Point3.Y + dy);
qbs.IsStroked = quadraticBezier.IsStroked;
}
else
{
var pf = new PathFigure()
{
StartPoint = new Point(quadraticBezier.Point1.X + dx, quadraticBezier.Point1.Y + dy),
IsFilled = quadraticBezier.IsFilled
};
var qbs = new QuadraticBezierSegment(
new Point(quadraticBezier.Point2.X + dx, quadraticBezier.Point2.Y + dy),
new Point(quadraticBezier.Point3.X + dx, quadraticBezier.Point3.Y + dy),
quadraticBezier.IsStroked);
//bs.Freeze();
pf.Segments.Add(qbs);
//pf.Freeze();
pg = new PathGeometry();
pg.Figures.Add(pf);
//pg.Freeze();
_quadraticBezierCache.Set(quadraticBezier, pg);
}
DrawPathGeometryInternal(_dc, half, fill, stroke, quadraticBezier.IsStroked, quadraticBezier.IsFilled, pg);
}
/// <inheritdoc/>
public override void Draw(object dc, XQuadraticBezier quadraticBezier, double dx, double dy, ImmutableArray<XProperty> db, XRecord r)
{
// TODO: Implement Draw quadratic bezier.
}
/// <inheritdoc/>
public override void Draw(object dc, XQuadraticBezier quadraticBezier, double dx, double dy, ImmutableArray<XProperty> db, XRecord r)
{
var canvas = dc as SKCanvas;
using (SKPaint brush = ToSKPaintBrush(quadraticBezier.Style.Fill))
using (SKPaint pen = ToSKPaintPen(quadraticBezier.Style, _scaleToPage, _sourceDpi, _targetDpi))
using (var path = new SKPath())
{
path.MoveTo(
_scaleToPage(quadraticBezier.Point1.X + dx),
_scaleToPage(quadraticBezier.Point1.Y + dy));
path.QuadTo(
_scaleToPage(quadraticBezier.Point2.X + dx),
_scaleToPage(quadraticBezier.Point2.Y + dy),
_scaleToPage(quadraticBezier.Point3.X + dx),
_scaleToPage(quadraticBezier.Point3.Y + dy));
DrawPathInternal(canvas, brush, pen, quadraticBezier.IsStroked, quadraticBezier.IsFilled, path);
}
}
/// <inheritdoc/>
public override void Draw(object dc, XQuadraticBezier quadraticBezier, double dx, double dy, ImmutableArray<XProperty> db, XRecord r)
{
if (!quadraticBezier.IsFilled && !quadraticBezier.IsStroked)
return;
var _dc = dc as AM.DrawingContext;
AM.IBrush brush = ToBrush(quadraticBezier.Style.Fill);
AM.Pen pen = ToPen(quadraticBezier.Style, _scaleToPage);
var sg = new AM.StreamGeometry();
using (var sgc = sg.Open())
{
sgc.BeginFigure(
new A.Point(quadraticBezier.Point1.X, quadraticBezier.Point1.Y),
quadraticBezier.IsFilled);
sgc.QuadraticBezierTo(
new A.Point(quadraticBezier.Point2.X, quadraticBezier.Point2.Y),
new A.Point(quadraticBezier.Point3.X, quadraticBezier.Point3.Y));
sgc.EndFigure(false);
}
_dc.DrawGeometry(
quadraticBezier.IsFilled ? brush : null,
quadraticBezier.IsStroked ? pen : null,
sg);
}
/// <summary>
///
/// </summary>
/// <param name="quadraticBezier"></param>
/// <param name="v"></param>
/// <param name="threshold"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <returns></returns>
public static BaseShape HitTestQuadraticBezier(XQuadraticBezier quadraticBezier, Vector2 v, double threshold, double dx, double dy)
{
if (ShapeBounds.GetPointBounds(quadraticBezier.Point1, threshold, dx, dy).Contains(v))
{
return quadraticBezier.Point1;
}
if (ShapeBounds.GetPointBounds(quadraticBezier.Point2, threshold, dx, dy).Contains(v))
{
return quadraticBezier.Point2;
}
if (ShapeBounds.GetPointBounds(quadraticBezier.Point3, threshold, dx, dy).Contains(v))
{
return quadraticBezier.Point3;
}
if (ShapeBounds.Contains(quadraticBezier.GetPoints().ToImmutableArray(), v, dx, dy))
{
return quadraticBezier;
}
return null;
}
/// <summary> /// Draws a <see cref="XQuadraticBezier"/> shape using drawing context. /// </summary> /// <param name="dc">The native drawing context.</param> /// <param name="quadraticBezier">The <see cref="XQuadraticBezier"/> shape.</param> /// <param name="dx">The X coordinate offset.</param> /// <param name="dy">The Y coordinate offset.</param> /// <param name="db">The properties database.</param> /// <param name="r">The data record.</param> public abstract void Draw(object dc, XQuadraticBezier quadraticBezier, double dx, double dy, ImmutableArray<XProperty> db, XRecord r);
/// <inheritdoc/>
public override void Draw(object dc, XQuadraticBezier quadraticBezier, double dx, double dy, ImmutableArray<XProperty> db, XRecord r)
{
var _gfx = dc as Graphics;
Brush brush = ToSolidBrush(quadraticBezier.Style.Fill);
Pen pen = ToPen(quadraticBezier.Style, _scaleToPage);
double x1 = quadraticBezier.Point1.X;
double y1 = quadraticBezier.Point1.Y;
double x2 = quadraticBezier.Point1.X + (2.0 * (quadraticBezier.Point2.X - quadraticBezier.Point1.X)) / 3.0;
double y2 = quadraticBezier.Point1.Y + (2.0 * (quadraticBezier.Point2.Y - quadraticBezier.Point1.Y)) / 3.0;
double x3 = x2 + (quadraticBezier.Point3.X - quadraticBezier.Point1.X) / 3.0;
double y3 = y2 + (quadraticBezier.Point3.Y - quadraticBezier.Point1.Y) / 3.0;
double x4 = quadraticBezier.Point3.X;
double y4 = quadraticBezier.Point3.Y;
if (quadraticBezier.IsFilled)
{
var path = new GraphicsPath();
path.AddBezier(
_scaleToPage(x1 + dx),
_scaleToPage(y1 + dy),
_scaleToPage(x2 + dx),
_scaleToPage(y2 + dy),
_scaleToPage(x3 + dx),
_scaleToPage(y3 + dy),
_scaleToPage(x4 + dx),
_scaleToPage(y4 + dy));
_gfx.FillPath(brush, path);
}
if (quadraticBezier.IsStroked)
{
_gfx.DrawBezier(
pen,
_scaleToPage(x1 + dx),
_scaleToPage(y1 + dy),
_scaleToPage(x2 + dx),
_scaleToPage(y2 + dy),
_scaleToPage(x3 + dx),
_scaleToPage(y3 + dy),
_scaleToPage(x4 + dx),
_scaleToPage(y4 + dy));
}
brush.Dispose();
pen.Dispose();
}
public void Inherits_From_BaseShape()
{
var target = new XQuadraticBezier();
Assert.True(target is BaseShape);
}
/// <inheritdoc/>
public override void LeftDown(double x, double y)
{
base.LeftDown(x, y);
var editor = _serviceProvider.GetService<ProjectEditor>();
double sx = editor.Project.Options.SnapToGrid ? ProjectEditor.Snap(x, editor.Project.Options.SnapX) : x;
double sy = editor.Project.Options.SnapToGrid ? ProjectEditor.Snap(y, editor.Project.Options.SnapY) : y;
switch (_currentState)
{
case ToolState.None:
{
var style = editor.Project.CurrentStyleLibrary.Selected;
_quadraticBezier = XQuadraticBezier.Create(
sx, sy,
editor.Project.Options.CloneStyle ? style.Clone() : style,
editor.Project.Options.PointShape,
editor.Project.Options.DefaultIsStroked,
editor.Project.Options.DefaultIsFilled);
var result = editor.TryToGetConnectionPoint(sx, sy);
if (result != null)
{
_quadraticBezier.Point1 = result;
}
editor.Project.CurrentContainer.WorkingLayer.Shapes = editor.Project.CurrentContainer.WorkingLayer.Shapes.Add(_quadraticBezier);
editor.Project.CurrentContainer.WorkingLayer.Invalidate();
ToStateOne();
Move(_quadraticBezier);
_currentState = ToolState.One;
editor.CancelAvailable = true;
}
break;
case ToolState.One:
{
if (_quadraticBezier != null)
{
_quadraticBezier.Point2.X = sx;
_quadraticBezier.Point2.Y = sy;
_quadraticBezier.Point3.X = sx;
_quadraticBezier.Point3.Y = sy;
var result = editor.TryToGetConnectionPoint(sx, sy);
if (result != null)
{
_quadraticBezier.Point3 = result;
}
editor.Project.CurrentContainer.WorkingLayer.Invalidate();
ToStateTwo();
Move(_quadraticBezier);
_currentState = ToolState.Two;
}
}
break;
case ToolState.Two:
{
if (_quadraticBezier != null)
{
_quadraticBezier.Point2.X = sx;
_quadraticBezier.Point2.Y = sy;
var result = editor.TryToGetConnectionPoint(sx, sy);
if (result != null)
{
_quadraticBezier.Point2 = result;
}
editor.Project.CurrentContainer.WorkingLayer.Shapes = editor.Project.CurrentContainer.WorkingLayer.Shapes.Remove(_quadraticBezier);
Remove();
base.Finalize(_quadraticBezier);
editor.Project.AddShape(editor.Project.CurrentContainer.CurrentLayer, _quadraticBezier);
_currentState = ToolState.None;
editor.CancelAvailable = false;
}
}
break;
}
}
/// <summary>
///
/// </summary>
/// <param name="quadraticBezier"></param>
/// <param name="selection"></param>
/// <param name="selected"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <returns></returns>
public static bool HitTestQadraticBezier(XQuadraticBezier quadraticBezier, Vector2[] selection, ISet<BaseShape> selected, double dx, double dy)
{
var points = quadraticBezier.GetPoints().ToImmutableArray();
if (ShapeBounds.Overlap(selection, points, dx, dy))
{
if (selected != null)
{
selected.Add(quadraticBezier);
return false;
}
else
{
return true;
}
}
return false;
}
