/// <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>
/// 儅僂僗僌儕僢僾壜斲敾掕
/// </summary>
/// <param name="sender">儅僂僗僀儀儞僩偑敪惗偟偨僐儞僩儘乕儖</param>
/// <param name="e">敪惗偟偨儅僂僗僀儀儞僩</param>
/// <param name="AllowGrip">僌儕僢僾嫋壜僗僥乕僞僗</param>
public override void CanMouseGrip(System.Object sender, System.Windows.Forms.MouseEventArgs e, ref bool AllowGrip)
{
if (!Active)
{
return; // 姳徛偟側偄.
}
if (AllowGrip)
{
try {
FVIL.Data.CFviPoint position = (Scaling)
? DPtoIP(e.Location, ScalingMode)
: new FVIL.Data.CFviPoint(e.Location);
// 攝楍偺枛旜(倅曽岦偺慜柺)偐傜張棟偡傞.
for (int i = Figures.Count - 1; i >= 0; i--)
{
FVIL.GDI.CFviGdiFigure figure = Figures[i];
if (m_MouseInfo.bGrip == true)
{
if (ReferenceEquals(figure, m_MouseInfo.figure))
{
// 懠偺僆乕僶儗僀偱偺僌儕僢僾傪嫋壜偟側偄.
AllowGrip = false;
break;
}
}
else if (figure.Enable)
{
int iGripPosition = figure.CheckFocusMarkPosition(position, 8 / Magnification);
if (iGripPosition != 0)
{
if (figure is FVIL.GDI.CFviGdiPolyline)
{
// (!) 懡妏宍偵懳偡傞巄掕揑側張抲.
// CFviGdiPolyline 偑 Close 偺偲偒傕捀揰偱斀墳偝偣傞張抲.
// 僗儗僢僪僙乕僼偱偼側偄偺偱拲堄.
// 杮棃偼丄宲彸偟偰 CheckFocusMarkPosition 傪僆乕僶乕儔僀僪偡傞傋偒.
FVIL.GDI.CFviGdiPolyline _figure = (FVIL.GDI.CFviGdiPolyline)figure;
if (_figure.Close)
{
_figure.Close = false;
int iGripVetex = _figure.CheckFocusMarkPosition(position, 8 / Magnification);
_figure.Close = true;
// 捀揰傑偨偼曈埲奜偱奜愙嬮宍撪偺偲偒偼堏摦(-1)偲偡傞.
iGripPosition = (iGripVetex != 0) ? iGripVetex : -1;
}
}
// View僋儔僀傾儞僩椞堟忋偱偺嵗昗.
// Scaling = true 偺帪偼丄夋憸嵗昗偵曄姺.
FVIL.Data.CFviPoint mouse = (Scaling)
? DPtoIP(e.Location, ScalingMode)
: new FVIL.Data.CFviPoint(e.Location);
// 僌儕僢僾埵抲偲恾宍偺忬懺傪曐帩偡傞.
m_MouseInfo.bGrip = true;
m_MouseInfo.iGripPosition = iGripPosition;
m_MouseInfo.mouse = mouse;
m_MouseInfo.figure = figure;
m_MouseInfo.position = figure.Position;
m_MouseInfo.axis = figure.Axis;
m_MouseInfo.angle = figure.Angle;
m_MouseInfo.clip = figure.GetClipRect();
Validate(ref m_MouseInfo); // 桳岠壔.
// 懠偺僆乕僶儗僀偱偺僌儕僢僾傪嫋壜偟側偄.
AllowGrip = false;
break;
}
}
}
}
catch (System.Exception) {
}
}
return;
}
