/// <summary>Sets every field of this MetaState to the values of the fields of the specified MetaState.</summary>
/// <param name="state">state to copy</param>
public virtual void SetMetaState(iText.Kernel.Pdf.Canvas.Wmf.MetaState state)
{
savedStates = state.savedStates;
MetaObjects = state.MetaObjects;
currentPoint = state.currentPoint;
currentPen = state.currentPen;
currentBrush = state.currentBrush;
currentFont = state.currentFont;
currentBackgroundColor = state.currentBackgroundColor;
currentTextColor = state.currentTextColor;
backgroundMode = state.backgroundMode;
polyFillMode = state.polyFillMode;
textAlign = state.textAlign;
lineJoin = state.lineJoin;
offsetWx = state.offsetWx;
offsetWy = state.offsetWy;
extentWx = state.extentWx;
extentWy = state.extentWy;
scalingX = state.scalingX;
scalingY = state.scalingY;
}
/// <summary>Restores the state to the next state on the saved states stack.</summary>
/// <param name="index">index of the state to be restored</param>
/// <param name="cb">PdfCanvas object on which restoreState() will be called</param>
public virtual void RestoreState(int index, PdfCanvas cb)
{
int pops;
if (index < 0)
{
pops = Math.Min(-index, savedStates.Count);
}
else
{
pops = Math.Max(savedStates.Count - index, 0);
}
if (pops == 0)
{
return;
}
iText.Kernel.Pdf.Canvas.Wmf.MetaState state = null;
while (pops-- != 0)
{
cb.RestoreState();
state = savedStates.Pop();
}
SetMetaState(state);
}
/// <summary>Saves the state of this MetaState object.</summary>
/// <param name="cb">PdfCanvas object on which saveState() will be called</param>
public virtual void SaveState(PdfCanvas cb)
{
cb.SaveState();
iText.Kernel.Pdf.Canvas.Wmf.MetaState state = new iText.Kernel.Pdf.Canvas.Wmf.MetaState(this);
savedStates.Push(state);
}
/// <summary>Clones a new MetaState from the specified MetaState.</summary>
/// <param name="state">the state to clone</param>
public MetaState(iText.Kernel.Pdf.Canvas.Wmf.MetaState state)
{
SetMetaState(state);
}