/// <summary>
/// Initialize new instance of <see cref="RectangleSelection"/> class.
/// </summary>
/// <param name="layer">The selection shapes layer.</param>
/// <param name="shape">The selected shape.</param>
/// <param name="style">The selection shapes style.</param>
/// <param name="point">The selection point shape.</param>
public RectangleSelection(XLayer layer, XRectangle shape, ShapeStyle style, BaseShape point)
{
_layer = layer;
_rectangle = shape;
_style = style;
_point = point;
}
/// <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;
_rectangle = XRectangle.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)
{
_rectangle.TopLeft = result;
}
editor.Project.CurrentContainer.WorkingLayer.Shapes = editor.Project.CurrentContainer.WorkingLayer.Shapes.Add(_rectangle);
editor.Project.CurrentContainer.WorkingLayer.Invalidate();
ToStateOne();
Move(_rectangle);
_currentState = ToolState.One;
editor.CancelAvailable = true;
}
break;
case ToolState.One:
{
if (_rectangle != null)
{
_rectangle.BottomRight.X = sx;
_rectangle.BottomRight.Y = sy;
var result = editor.TryToGetConnectionPoint(sx, sy);
if (result != null)
{
_rectangle.BottomRight = result;
}
editor.Project.CurrentContainer.WorkingLayer.Shapes = editor.Project.CurrentContainer.WorkingLayer.Shapes.Remove(_rectangle);
Remove();
Finalize(_rectangle);
editor.Project.AddShape(editor.Project.CurrentContainer.CurrentLayer, _rectangle);
_currentState = ToolState.None;
editor.CancelAvailable = false;
}
}
break;
}
}
/// <summary>
/// Transfer selection state to <see cref="ToolState.One"/>.
/// </summary>
public void ToStateOne()
{
_helperRectangle = XRectangle.Create(0, 0, _style, null);
_topLeftHelperPoint = XPoint.Create(0, 0, _point);
_bottomRightHelperPoint = XPoint.Create(0, 0, _point);
_layer.Shapes = _layer.Shapes.Add(_helperRectangle);
_layer.Shapes = _layer.Shapes.Add(_topLeftHelperPoint);
_layer.Shapes = _layer.Shapes.Add(_bottomRightHelperPoint);
}
/// <summary>
///
/// </summary>
/// <param name="rectangle"></param>
/// <param name="v"></param>
/// <param name="threshold"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <returns></returns>
public static BaseShape HitTestRectangle(XRectangle rectangle, Vector2 v, double threshold, double dx, double dy)
{
if (ShapeBounds.GetPointBounds(rectangle.TopLeft, threshold, dx, dy).Contains(v))
{
return rectangle.TopLeft;
}
if (ShapeBounds.GetPointBounds(rectangle.BottomRight, threshold, dx, dy).Contains(v))
{
return rectangle.BottomRight;
}
if (ShapeBounds.GetRectangleBounds(rectangle, dx, dy).Contains(v))
{
return rectangle;
}
return null;
}
/// <inheritdoc/>
public override void Draw(object dc, XRectangle rectangle, double dx, double dy, ImmutableArray<XProperty> db, XRecord r)
{
var _dc = dc as DrawingContext;
var style = rectangle.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));
}
var rect = CreateRect(rectangle.TopLeft, rectangle.BottomRight, dx, dy);
DrawRectangleInternal(_dc, half, fill, stroke, rectangle.IsStroked, rectangle.IsFilled, ref rect);
if (rectangle.IsGrid)
{
DrawGridInternal(_dc, half, stroke, ref rect, rectangle.OffsetX, rectangle.OffsetY, rectangle.CellWidth, rectangle.CellHeight, true);
}
}
/// <inheritdoc/>
public override void Draw(object dc, XRectangle rectangle, double dx, double dy, ImmutableArray<XProperty> db, XRecord r)
{
var canvas = dc as SKCanvas;
using (SKPaint brush = ToSKPaintBrush(rectangle.Style.Fill))
using (SKPaint pen = ToSKPaintPen(rectangle.Style, _scaleToPage, _sourceDpi, _targetDpi))
{
var rect = CreateRect(rectangle.TopLeft, rectangle.BottomRight, dx, dy, _scaleToPage);
DrawRectangleInternal(canvas, brush, pen, rectangle.IsStroked, rectangle.IsFilled, ref rect);
if (rectangle.IsGrid)
{
DrawGridInternal(
canvas,
pen,
ref rect,
rectangle.OffsetX,
rectangle.OffsetY,
rectangle.CellWidth,
rectangle.CellHeight,
isStroked: true);
}
}
}
/// <inheritdoc/>
public override void LeftDown(double x, double y)
{
base.LeftDown(x, y);
var editor = _serviceProvider.GetService<ProjectEditor>();
switch (_currentState)
{
case ToolState.None:
{
editor.Dehover(editor.Project.CurrentContainer.CurrentLayer);
if (editor.Renderers[0].State.SelectedShape == null
&& editor.Renderers[0].State.SelectedShapes != null)
{
var result = ShapeHitTestPoint.HitTest(editor.Project.CurrentContainer.CurrentLayer.Shapes, new Vector2(x, y), editor.Project.Options.HitThreshold);
if (result != null)
{
_startX = editor.Project.Options.SnapToGrid ? ProjectEditor.Snap(x, editor.Project.Options.SnapX) : x;
_startY = editor.Project.Options.SnapToGrid ? ProjectEditor.Snap(y, editor.Project.Options.SnapY) : y;
_historyX = _startX;
_historyY = _startY;
GenerateMoveSelectionCache();
_currentState = ToolState.One;
editor.CancelAvailable = true;
break;
}
}
if (editor.TryToSelectShape(editor.Project.CurrentContainer.CurrentLayer, x, y))
{
_startX = editor.Project.Options.SnapToGrid ? ProjectEditor.Snap(x, editor.Project.Options.SnapX) : x;
_startY = editor.Project.Options.SnapToGrid ? ProjectEditor.Snap(y, editor.Project.Options.SnapY) : y;
_historyX = _startX;
_historyY = _startY;
GenerateMoveSelectionCache();
_currentState = ToolState.One;
editor.CancelAvailable = true;
break;
}
_rectangle = XRectangle.Create(
x, y,
editor.Project.Options.SelectionStyle,
null,
true, true);
editor.Project.CurrentContainer.WorkingLayer.Shapes = editor.Project.CurrentContainer.WorkingLayer.Shapes.Add(_rectangle);
editor.Project.CurrentContainer.WorkingLayer.Invalidate();
_currentState = ToolState.One;
editor.CancelAvailable = true;
}
break;
case ToolState.One:
{
if (_rectangle != null)
{
_rectangle.BottomRight.X = x;
_rectangle.BottomRight.Y = y;
editor.Project.CurrentContainer.WorkingLayer.Shapes = editor.Project.CurrentContainer.WorkingLayer.Shapes.Remove(_rectangle);
editor.Project.CurrentContainer.WorkingLayer.Invalidate();
_currentState = ToolState.None;
editor.CancelAvailable = false;
}
}
break;
}
}
/// <inheritdoc/>
public override void Draw(object dc, XRectangle rectangle, double dx, double dy, ImmutableArray<XProperty> db, XRecord r)
{
// TODO: Implement Draw rectangle.
}
/// <inheritdoc/>
public override void Draw(object dc, XRectangle rectangle, double dx, double dy, ImmutableArray<XProperty> db, XRecord r)
{
var _dc = dc as AM.DrawingContext;
AM.IBrush brush = ToBrush(rectangle.Style.Fill);
AM.Pen pen = ToPen(rectangle.Style, _scaleToPage);
var rect = CreateRect(rectangle.TopLeft, rectangle.BottomRight, dx, dy);
DrawRectangleInternal(
_dc,
brush,
pen,
rectangle.IsStroked,
rectangle.IsFilled,
ref rect);
if (rectangle.IsGrid)
{
DrawGridInternal(
_dc,
pen,
ref rect,
rectangle.OffsetX, rectangle.OffsetY,
rectangle.CellWidth, rectangle.CellHeight,
true);
}
}
/// <summary> /// Draws a <see cref="XRectangle"/> shape using drawing context. /// </summary> /// <param name="dc">The native drawing context.</param> /// <param name="rectangle">The <see cref="XRectangle"/> 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, XRectangle rectangle, double dx, double dy, ImmutableArray<XProperty> db, XRecord r);
/// <summary>
/// Remove selection.
/// </summary>
public void Remove()
{
if (_helperRectangle != null)
{
_layer.Shapes = _layer.Shapes.Remove(_helperRectangle);
_helperRectangle = null;
}
if (_topLeftHelperPoint != null)
{
_layer.Shapes = _layer.Shapes.Remove(_topLeftHelperPoint);
_topLeftHelperPoint = null;
}
if (_bottomRightHelperPoint != null)
{
_layer.Shapes = _layer.Shapes.Remove(_bottomRightHelperPoint);
_bottomRightHelperPoint = null;
}
_layer.Invalidate();
}
/// <inheritdoc/>
public override void Draw(object dc, XRectangle rectangle, double dx, double dy, ImmutableArray<XProperty> db, XRecord r)
{
var _gfx = dc as Graphics;
Brush brush = ToSolidBrush(rectangle.Style.Fill);
Pen pen = ToPen(rectangle.Style, _scaleToPage);
var rect = CreateRect(
rectangle.TopLeft,
rectangle.BottomRight,
dx, dy);
if (rectangle.IsFilled)
{
_gfx.FillRectangle(
brush,
_scaleToPage(rect.X),
_scaleToPage(rect.Y),
_scaleToPage(rect.Width),
_scaleToPage(rect.Height));
}
if (rectangle.IsStroked)
{
_gfx.DrawRectangle(
pen,
_scaleToPage(rect.X),
_scaleToPage(rect.Y),
_scaleToPage(rect.Width),
_scaleToPage(rect.Height));
}
if (rectangle.IsGrid)
{
DrawGridInternal(
_gfx,
pen,
ref rect,
rectangle.OffsetX, rectangle.OffsetY,
rectangle.CellWidth, rectangle.CellHeight,
true);
}
brush.Dispose();
pen.Dispose();
}
public void Inherits_From_XText()
{
var target = new XRectangle();
Assert.True(target is XText);
}
/// <summary>
/// Get the bounding rectangle for <see cref="XRectangle"/> shape.
/// </summary>
/// <param name="rectangle"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <returns></returns>
public static Rect2 GetRectangleBounds(XRectangle rectangle, double dx, double dy)
{
return Rect2.Create(rectangle.TopLeft, rectangle.BottomRight, dx, dy);
}
/// <summary>
///
/// </summary>
/// <param name="rectangle"></param>
/// <param name="rect"></param>
/// <param name="selected"></param>
/// <param name="dx"></param>
/// <param name="dy"></param>
/// <returns></returns>
public static bool HitTestRectangle(XRectangle rectangle, Rect2 rect, ISet<BaseShape> selected, double dx, double dy)
{
if (ShapeBounds.GetRectangleBounds(rectangle, dx, dy).IntersectsWith(rect))
{
if (selected != null)
{
selected.Add(rectangle);
return false;
}
else
{
return true;
}
}
return false;
}
