/// <summary>
/// 恾宍偺堏摦 (慄暘)
/// </summary>
/// <param name="figure">恾宍</param>
/// <param name="current">尰嵼偺儅僂僗埵抲</param>
/// <param name="info">儃僞儞墴壓帪偺忣曬</param>
/// <param name="key">儃僞儞墴壓帪偺僉乕儃乕僪忣曬</param>
protected virtual void ModifyFigure(FVIL.GDI.CFviGdiLineSegment figure, FVIL.Data.CFviPoint current, MouseInfo info, KeyboardInfo key)
{
if (info.iGripPosition == 0)
{
return;
}
// 恾宍傪堏摦.
if (info.iGripPosition < 0)
{
MoveFigure(figure, current, info, key);
return;
}
// 儅僂僗墴壓帪偺忣曬偱嵗昗寁嶼偡傞.
FVIL.Data.CFviPoint axis = Math.Add(info.position, info.axis);
FVIL.Data.CFviAngle angle = Math.Invert(info.angle);
FVIL.Data.CFviPoint pos = FVIL.Math.Rotate(current, axis, angle);
// 恾宍偺曄宍.
if (info.iGripPosition == 1) // 巒揰.
{
figure.St = pos;
}
else if (info.iGripPosition == 2) // 廔揰.
{
figure.Ed = pos;
}
// --- 婡幉偺曗惓.
if (angle.Degree != 0.0)
{
figure.Axis = Math.Sub(axis, figure.Position);
}
}
/// <summary>
/// 恾宍偺堏摦 (懭墌)
/// </summary>
/// <param name="figure">恾宍</param>
/// <param name="current">尰嵼偺儅僂僗埵抲</param>
/// <param name="info">儃僞儞墴壓帪偺忣曬</param>
/// <param name="key">儃僞儞墴壓帪偺僉乕儃乕僪忣曬</param>
protected virtual void ModifyFigure(FVIL.GDI.CFviGdiEllipse figure, FVIL.Data.CFviPoint current, MouseInfo info, KeyboardInfo key)
{
if (info.iGripPosition == 0)
{
return;
}
// 恾宍傪堏摦.
FVIL.GDI.RectPosition rectpos = (FVIL.GDI.RectPosition)info.iGripPosition;
if ((rectpos & FVIL.GDI.RectPosition.ALL) == FVIL.GDI.RectPosition.ALL)
{
MoveFigure(figure, current, info, key);
return;
}
// 儅僂僗墴壓帪偺忣曬偱嵗昗寁嶼偡傞.
FVIL.Data.CFviPoint axis = Math.Add(info.position, info.axis);
FVIL.Data.CFviAngle angle = Math.Invert(info.angle);
FVIL.Data.CFviPoint pos = FVIL.Math.Rotate(current, axis, angle);
// 恾宍偺曄宍.
FVIL.Data.CFviRectangle clip = figure.GetClipRect();
if ((rectpos & FVIL.GDI.RectPosition.Left) == FVIL.GDI.RectPosition.Left)
{
clip.Left = pos.X;
}
if ((rectpos & FVIL.GDI.RectPosition.Right) == FVIL.GDI.RectPosition.Right)
{
clip.Right = pos.X;
}
if ((rectpos & FVIL.GDI.RectPosition.Top) == FVIL.GDI.RectPosition.Top)
{
clip.Top = pos.Y;
}
if ((rectpos & FVIL.GDI.RectPosition.Bottom) == FVIL.GDI.RectPosition.Bottom)
{
clip.Bottom = pos.Y;
}
double radius_x = clip.Width / 2;
double radius_y = clip.Height / 2;
figure.X = clip.X + radius_x;
figure.Y = clip.Y + radius_y;
figure.AxisX = radius_x;
figure.AxisY = radius_y;
// --- 婡幉偺曗惓.
if (angle.Degree != 0.0)
{
figure.Axis = Math.Sub(axis, figure.Position);
}
}
/// <summary>
/// 恾宍偺堏摦 (捈慄)
/// </summary>
/// <param name="figure">恾宍</param>
/// <param name="current">尰嵼偺儅僂僗埵抲</param>
/// <param name="info">儃僞儞墴壓帪偺忣曬</param>
/// <param name="key">儃僞儞墴壓帪偺僉乕儃乕僪忣曬</param>
protected virtual void ModifyFigure(FVIL.GDI.CFviGdiLine figure, FVIL.Data.CFviPoint current, MouseInfo info, KeyboardInfo key)
{
if (info.iGripPosition == 0)
{
return;
}
// 恾宍傪堏摦.
if (info.iGripPosition < 0)
{
MoveFigure(figure, current, info, key);
return;
}
// 儅僂僗墴壓帪偺忣曬偱嵗昗寁嶼偡傞.
FVIL.Data.CFviPoint axis = Math.Add(info.position, info.axis);
FVIL.Data.CFviAngle angle = Math.Invert(info.angle);
FVIL.Data.CFviPoint pos = FVIL.Math.Rotate(current, axis, angle);
// 仸捈慄偺巒揰偲廔揰偼 GetClipRect 偐傜庢摼偱偒傑偡偑丄孹偒傪峫椂偡傞昁梫偑偁傝傑偡.
FVIL.Data.CFviLineSegment ls = new FVIL.Data.CFviLineSegment(info.clip.St, info.clip.Ed);
if (info.position != info.clip.St) // 巒揰偑嵍忋偱側偄.
{
ls.SX = info.clip.St.X;
ls.SY = info.clip.Ed.Y;
ls.EX = info.clip.Ed.X;
ls.EY = info.clip.St.Y;
}
// 恾宍偺曄宍.
if (info.iGripPosition == 1) // 巒揰.
{
ls.St = pos;
figure.CopyFrom(ls.ToCFviLine());
}
else if (info.iGripPosition == 2) // 廔揰.
{
ls.Ed = pos;
figure.CopyFrom(ls.ToCFviLine());
}
// --- 婡幉偺曗惓.
// 仸捈慄偼 Size 偵傛偭偰巒揰偲廔揰偑曄峏偝傟傞偨傔丄婡幉偺曗惓偼偱偒傑偣傫.
if (angle.Degree != 0.0)
{
figure.Axis = Math.Sub(axis, figure.Position);
}
}
/// <summary>
/// 恾宍偺堏摦 (懡妏宍)
/// </summary>
/// <param name="figure">恾宍</param>
/// <param name="current">尰嵼偺儅僂僗埵抲</param>
/// <param name="info">儃僞儞墴壓帪偺忣曬</param>
/// <param name="key">儃僞儞墴壓帪偺僉乕儃乕僪忣曬</param>
protected virtual void ModifyFigure(FVIL.GDI.CFviGdiPolyline figure, FVIL.Data.CFviPoint current, MouseInfo info, KeyboardInfo key)
{
if (info.iGripPosition == 0)
{
return;
}
if (figure.Close)
{
if (info.iGripPosition < 0)
{
// 恾宍慡懱傪堏摦偡傞.
MoveFigure(figure, current, info, key);
}
else if (0 < info.iGripPosition && info.iGripPosition <= figure.Count)
{
// 捀揰傪堏摦偟偰丄恾宍傪曄宍偡傞.
figure.Close = false;
ModifyFigure(figure, current, info, key);
figure.Close = true;
}
}
else
{
// 儅僂僗墴壓帪偺忣曬偱嵗昗寁嶼偡傞.
FVIL.Data.CFviPoint axis = Math.Add(info.position, info.axis);
FVIL.Data.CFviAngle angle = Math.Invert(info.angle);
FVIL.Data.CFviPoint pos = FVIL.Math.Rotate(current, axis, angle);
if (info.iGripPosition < 0)
{
// 恾宍慡懱傪堏摦偡傞.
MoveFigure(figure, current, info, key);
}
else if (0 < info.iGripPosition && info.iGripPosition <= figure.Count)
{
// 捀揰傪堏摦偟偰丄恾宍傪曄宍偡傞.
int index = info.iGripPosition - 1;
figure[index] = pos;
// --- 婡幉偺曗惓.
if (angle.Degree != 0.0)
{
figure.Axis = Math.Sub(axis, figure.Position);
}
}
}
}
/// <summary>
/// 恾宍偺夞揮 (斈梡)
/// </summary>
/// <param name="figure">恾宍</param>
/// <param name="current">尰嵼偺儅僂僗埵抲</param>
/// <param name="info">儃僞儞墴壓帪偺忣曬</param>
/// <param name="key">儃僞儞墴壓帪偺僉乕儃乕僪忣曬</param>
protected virtual void RotateFigure(FVIL.GDI.CFviGdiFigure figure, FVIL.Data.CFviPoint current, MouseInfo info, KeyboardInfo key)
{
if (info.iGripPosition == 0)
{
return;
}
FVIL.Data.CFviAngle st = Math.Angle(info.mouse, Math.Add(figure.Position, figure.Axis));
FVIL.Data.CFviAngle ed = Math.Angle(current, Math.Add(figure.Position, figure.Axis));
// 儃僞儞墴壓帪偐傜偺堏摦検傪寁嶼.
FVIL.Data.CFviAngle move = Math.Sub(ed, st);
// 恾宍傪夞揮.
figure.Angle = Math.Add(info.angle, move);
}
/// <summary>
/// 妏搙偺嶼弌
/// </summary>
/// <param name="point">巜掕揰</param>
/// <param name="axis">夞揮偺婡幉</param>
/// <returns>
/// 嶼弌偝傟偨妏搙傪曉偟傑偡丅
/// </returns>
public static FVIL.Data.CFviAngle Angle(FVIL.Data.CFviPoint point, FVIL.Data.CFviPoint axis)
{
FVIL.Data.CFviAngle angle = new FVIL.Data.CFviAngle();
// 巜掕偝傟偨揰偺嵗昗偐傜妏搙傪嶼弌偡傞.
double xL = point.X - axis.X;
double yL = point.Y - axis.Y;
if (!(xL == 0 && yL == 0))
{
double R = System.Math.Atan2(yL, xL);
angle.Radian = R;
if (angle.Degree < 0)
{
angle = new FVIL.Data.CFviAngle(360 + angle.Degree);
}
}
return(angle);
}
/// <summary>
/// 恾宍偺堏摦 (恀墌)
/// </summary>
/// <param name="figure">恾宍</param>
/// <param name="current">尰嵼偺儅僂僗埵抲</param>
/// <param name="info">儃僞儞墴壓帪偺忣曬</param>
/// <param name="key">儃僞儞墴壓帪偺僉乕儃乕僪忣曬</param>
protected virtual void ModifyFigure(FVIL.GDI.CFviGdiCircle figure, FVIL.Data.CFviPoint current, MouseInfo info, KeyboardInfo key)
{
if (info.iGripPosition == 0)
{
return;
}
// 恾宍傪堏摦.
FVIL.GDI.RectPosition rectpos = (FVIL.GDI.RectPosition)info.iGripPosition;
if ((rectpos & FVIL.GDI.RectPosition.ALL) == FVIL.GDI.RectPosition.ALL)
{
MoveFigure(figure, current, info, key);
return;
}
// 儅僂僗墴壓帪偺忣曬偱嵗昗寁嶼偡傞.
FVIL.Data.CFviPoint axis = Math.Add(info.position, info.axis);
FVIL.Data.CFviAngle angle = Math.Invert(info.angle);
FVIL.Data.CFviPoint mouse = FVIL.Math.Rotate(info.mouse, axis, angle);
FVIL.Data.CFviPoint pos = FVIL.Math.Rotate(current, axis, angle);
FVIL.Data.CFviPoint move = Math.Sub(pos, mouse);
// 恾宍偺曄宍.
bool L = ((rectpos & FVIL.GDI.RectPosition.Left) == FVIL.GDI.RectPosition.Left);
bool R = ((rectpos & FVIL.GDI.RectPosition.Right) == FVIL.GDI.RectPosition.Right);
bool T = ((rectpos & FVIL.GDI.RectPosition.Top) == FVIL.GDI.RectPosition.Top);
bool B = ((rectpos & FVIL.GDI.RectPosition.Bottom) == FVIL.GDI.RectPosition.Bottom);
FVIL.Data.CFviRectangle clip = figure.GetClipRect();
if (L && T)
{
clip.Left = (mouse.X + move.X);
clip.Top = (mouse.Y + move.X);
}
else if (L && B)
{
clip.Left = (mouse.X + move.X);
clip.Bottom = (mouse.Y - move.X);
}
else if (R && T)
{
clip.Right = (mouse.X + move.X);
clip.Top = (mouse.Y - move.X);
}
else if (R && B)
{
clip.Right = (mouse.X + move.X);
clip.Bottom = (mouse.Y + move.X);
}
else if (L)
{
clip.Left = (mouse.X + move.X);
clip.Top += move.X / 2;
clip.Bottom -= move.X / 2;
}
else if (R)
{
clip.Right = (mouse.X + move.X);
clip.Top -= move.X / 2;
clip.Bottom += move.X / 2;
}
else if (T)
{
clip.Top = (mouse.Y + move.Y);
clip.Left += move.Y / 2;
clip.Right -= move.Y / 2;
}
else if (B)
{
clip.Bottom = (mouse.Y + move.Y);
clip.Left -= move.Y / 2;
clip.Right += move.Y / 2;
}
double radius_x = clip.Width / 2;
double radius_y = clip.Height / 2;
figure.X = clip.X + radius_x;
figure.Y = clip.Y + radius_y;
if (L || R)
{
figure.Radius = clip.Width / 2;
}
else
{
figure.Radius = clip.Height / 2;
}
// --- 婡幉偺曗惓.
if (angle.Degree != 0.0)
{
figure.Axis = Math.Sub(axis, figure.Position);
}
}
/// <summary>
/// 妏搙偺斀揮
/// </summary>
/// <param name="angle">妏搙</param>
/// <returns>
/// 斀揮偟偨妏搙傪曉偟傑偡丅
/// </returns>
public static FVIL.Data.CFviAngle Invert(FVIL.Data.CFviAngle angle)
{
angle.Degree = -angle.Degree;
return(angle);
}
/// <summary>
/// 妏搙偺尭嶼
/// </summary>
/// <param name="ope1">嵍曈抣</param>
/// <param name="ope2">塃曈抣</param>
/// <returns>
/// 尭嶼寢壥傪曉偟傑偡丅
/// </returns>
public static FVIL.Data.CFviAngle Sub(FVIL.Data.CFviAngle ope1, FVIL.Data.CFviAngle ope2)
{
ope1.Degree -= ope2.Degree;
return(ope1);
}
