private void ResizeText(TextFigure tf, Point pos)
{
if (_nowResizing == null)
{
var snappedTo = StepManager.SnapTo(pos, tf.GetMagnets(), tf.Center);
if (snappedTo == tf.Start)
{
_nowResizing = new ResizeTextStep(tf, ResizeTextStep.Side.End, pos.X - _downPos.X,
pos.Y - _downPos.Y);
}
else if (snappedTo == tf.End)
{
_nowResizing = new ResizeTextStep(tf, ResizeTextStep.Side.Start, pos.X - _downPos.X,
pos.Y - _downPos.Y);
}
if (_nowResizing == null)
{
return;
}
StepManager.InsertNext(_nowResizing);
}
else
{
var rts = (ResizeTextStep)_nowResizing;
var snapped = StepManager.Snap(pos, _nowResizing.Figure);
if (snapped != null)
{
if (rts.ResizeAround == ResizeTextStep.Side.End)
{
rts.Resize("(" + snapped.X.ExprString + ") - " + rts.Figure.Name + ".x",
"(" + snapped.Y.ExprString + ") - " + rts.Figure.Name + ".y", snapped.Def);
}
else if (rts.ResizeAround == ResizeTextStep.Side.Start)
{
rts.Resize("(" + snapped.X.ExprString + ") - (" + rts.Figure.Name + ".x + (" +
rts.Figure.Name + ".width))",
"(" + snapped.Y.ExprString + ") - (" + rts.Figure.Name + ".y + (" +
rts.Figure.Name + ".height))", snapped.Def);
}
}
else
{
if (rts.ResizeAround == ResizeTextStep.Side.End)
{
rts.Resize(pos.X - _downPos.X, pos.Y - _downPos.Y);
}
else if (rts.ResizeAround == ResizeTextStep.Side.Start)
{
rts.Resize(pos.X - _downPos.X, pos.Y - _downPos.Y);
}
}
}
}
private void ResizeRect(RectFigure rf, Point pos)
{
if (_nowResizing == null)
{
var snappedTo = StepManager.SnapTo(pos, rf.GetMagnets(), rf.Center);
if (snappedTo == rf.Left)
{
_nowResizing = new ResizeRectStep(rf, ResizeRectStep.Side.Right, pos.X - _downPos.X);
}
else if (snappedTo == rf.Right)
{
_nowResizing = new ResizeRectStep(rf, ResizeRectStep.Side.Left, pos.X - _downPos.X);
}
else if (snappedTo == rf.Top)
{
_nowResizing = new ResizeRectStep(rf, ResizeRectStep.Side.Bottom, pos.Y - _downPos.Y);
}
else if (snappedTo == rf.Bottom)
{
_nowResizing = new ResizeRectStep(rf, ResizeRectStep.Side.Top, pos.Y - _downPos.Y);
}
if (_nowResizing == null)
{
return;
}
StepManager.InsertNext(_nowResizing);
}
else
{
var rrs = (ResizeRectStep)_nowResizing;
var snapped = StepManager.Snap(pos, _nowResizing.Figure);
if (snapped != null)
{
if (rrs.ResizeAround == ResizeRectStep.Side.Right)
{
rrs.Resize("(" + snapped.X.ExprString + ") - " + rrs.Figure.Name + ".x", snapped.Def);
}
else if (rrs.ResizeAround == ResizeRectStep.Side.Left)
{
rrs.Resize("(" + snapped.X.ExprString + ") - (" + rrs.Figure.Name + ".x + (" +
rrs.Figure.Name + ".width))", snapped.Def);
}
else if (rrs.ResizeAround == ResizeRectStep.Side.Top)
{
rrs.Resize("(" + snapped.Y.ExprString + ") - (" + rrs.Figure.Name + ".y + (" +
rrs.Figure.Name + ".height))", snapped.Def);
}
else if (rrs.ResizeAround == ResizeRectStep.Side.Bottom)
{
rrs.Resize("(" + snapped.Y.ExprString + ") - " + rrs.Figure.Name + ".y", snapped.Def);
}
}
else
{
if (rrs.ResizeAround == ResizeRectStep.Side.Right)
{
rrs.Resize(pos.X - _downPos.X);
}
else if (rrs.ResizeAround == ResizeRectStep.Side.Left)
{
rrs.Resize(pos.X - _downPos.X);
}
else if (rrs.ResizeAround == ResizeRectStep.Side.Top)
{
rrs.Resize(pos.Y - _downPos.Y);
}
else if (rrs.ResizeAround == ResizeRectStep.Side.Bottom)
{
rrs.Resize(pos.Y - _downPos.Y);
}
}
}
}
public bool Reset()
{
_nowResizing = null;
return(_moved);
}
private void ResizeEllipse(EllipseFigure ef, Point pos)
{
if (_nowResizing == null)
{
var snappedTo = StepManager.SnapTo(pos, ef.GetMagnets(), ef.Center);
if (snappedTo == ef.Left)
{
_nowResizing = new ResizeEllipseStep(ef, ResizeEllipseStep.Side.Right, pos.X - _downPos.X);
}
else if (snappedTo == ef.Right)
{
_nowResizing = new ResizeEllipseStep(ef, ResizeEllipseStep.Side.Left, pos.X - _downPos.X);
}
else if (snappedTo == ef.Top)
{
_nowResizing = new ResizeEllipseStep(ef, ResizeEllipseStep.Side.Bottom, pos.Y - _downPos.Y);
}
else if (snappedTo == ef.Bottom)
{
_nowResizing = new ResizeEllipseStep(ef, ResizeEllipseStep.Side.Top, pos.Y - _downPos.Y);
}
if (_nowResizing == null)
{
return;
}
StepManager.InsertNext(_nowResizing);
}
else
{
var res = (ResizeEllipseStep)_nowResizing;
var snapped = StepManager.Snap(pos, _nowResizing.Figure);
if (snapped != null)
{
if (res.ResizeAround == ResizeEllipseStep.Side.Right)
{
res.Resize("(" + res.Figure.Name + ".x - " + res.Figure.Name + ".radius1 ) - (" +
snapped.X.ExprString + ")", snapped.Def);
}
else if (res.ResizeAround == ResizeEllipseStep.Side.Left)
{
res.Resize("(" + snapped.X.ExprString + ") - (" + res.Figure.Name + ".x + (" +
res.Figure.Name + ".radius1))", snapped.Def);
}
else if (res.ResizeAround == ResizeEllipseStep.Side.Top)
{
res.Resize("(" + res.Figure.Name + ".y + " + res.Figure.Name + ".radius2 ) - (" +
snapped.Y.ExprString + ")", snapped.Def);
}
else if (res.ResizeAround == ResizeEllipseStep.Side.Bottom)
{
res.Resize("(" + snapped.Y.ExprString + ") - (" + res.Figure.Name + ".y - (" +
res.Figure.Name + ".radius2))", snapped.Def);
}
}
else
{
if (res.ResizeAround == ResizeEllipseStep.Side.Right)
{
res.Resize(_downPos.X - pos.X);
}
else if (res.ResizeAround == ResizeEllipseStep.Side.Left)
{
res.Resize(pos.X - _downPos.X);
}
else if (res.ResizeAround == ResizeEllipseStep.Side.Top)
{
res.Resize(_downPos.Y - pos.Y);
}
else if (res.ResizeAround == ResizeEllipseStep.Side.Bottom)
{
res.Resize(pos.Y - _downPos.Y);
}
}
}
}
