/// <summary>
/// 現在の位置種類を設定します
/// </summary>
private void SetLocation()
{
foreach (IFramePoint wFramPoint in this.FramePoints)
{
wFramPoint.CurrentLocationKind = null;
}
// float型で計算すると小数点以下の誤差でずれてしまうことがあるのでint型で比較する
// 頂点は自身の座標を元に判定
// ただし、複数存在する時があるので別方向の座標で確認する
IFramePoint wTop = this.FramePoints.OrderBy(x => (int)x.MainPoint.Y).ThenBy(x => (int)x.MainPoint.X).First();
IFramePoint wRight = this.FramePoints.OrderByDescending(x => (int)x.MainPoint.X).ThenBy(x => (int)x.MainPoint.Y).First();
IFramePoint wBottom = this.FramePoints.OrderByDescending(x => (int)x.MainPoint.Y).ThenByDescending(x => (int)x.MainPoint.X).First();
IFramePoint wLeft = this.FramePoints.OrderBy(x => (int)x.MainPoint.X).ThenByDescending(x => (int)x.MainPoint.Y).First();
wTop.CurrentLocationKind = FramePointLocationKindEnum.Top;
wRight.CurrentLocationKind = FramePointLocationKindEnum.Right;
wBottom.CurrentLocationKind = FramePointLocationKindEnum.Bottom;
wLeft.CurrentLocationKind = FramePointLocationKindEnum.Left;
// 中点は中心点との位置を比較してどの象限にいるかを判定
int wCenterX = (int)this.CenterPoint.X;
int wCenterY = (int)this.CenterPoint.Y;
IFramePoint wTopRight = this.FramePoints.Where(x => !x.CurrentLocationKind.HasValue && (int)x.MainPoint.X > wCenterX && (int)x.MainPoint.Y <= wCenterY).Single();
IFramePoint wRightBottom = this.FramePoints.Where(x => !x.CurrentLocationKind.HasValue && (int)x.MainPoint.X >= wCenterX && (int)x.MainPoint.Y > wCenterY).Single();
IFramePoint wBottomLeft = this.FramePoints.Where(x => !x.CurrentLocationKind.HasValue && (int)x.MainPoint.X < wCenterX && (int)x.MainPoint.Y >= wCenterY).Single();
IFramePoint wLeftTop = this.FramePoints.Where(x => !x.CurrentLocationKind.HasValue && (int)x.MainPoint.X <= wCenterX && (int)x.MainPoint.Y < wCenterY).Single();
wTopRight.CurrentLocationKind = FramePointLocationKindEnum.TopRight;
wRightBottom.CurrentLocationKind = FramePointLocationKindEnum.RightBottom;
wBottomLeft.CurrentLocationKind = FramePointLocationKindEnum.BottomLeft;
wLeftTop.CurrentLocationKind = FramePointLocationKindEnum.LeftTop;
}
/// <summary>
/// 拡大・縮小します
/// </summary>
public void Zoom(IFramePoint vFramePoint, PointF vStartPoint, PointF vEndPoint, bool vIsPreview = false)
{
vFramePoint.Zoom(this.Matrix, vStartPoint, vEndPoint, this.CenterPoint, this.CurrentAngle);
if (vIsPreview)
{
return;
}
this.SetLocation();
}