| public TransformToVxs ( VertexStore src, VertexStore outputVxs ) : VertexStore | ||
| src | VertexStore | |
| outputVxs | VertexStore | |
| Résultat | VertexStore | |
public static SvgPart TransformToNew(SvgPart originalSvgVx, PixelFarm.Agg.Transform.Affine tx)
{
SvgPart newSx = new SvgPart(originalSvgVx.Kind);
if (originalSvgVx._vxs != null)
{
VertexStore vxs = new VertexStore();
tx.TransformToVxs(originalSvgVx._vxs, vxs);
newSx._vxs = vxs;
}
if (originalSvgVx.HasFillColor)
{
newSx._fillColor = originalSvgVx._fillColor;
}
if (originalSvgVx.HasStrokeColor)
{
newSx.StrokeColor = originalSvgVx.StrokeColor;
}
if (originalSvgVx.HasStrokeWidth)
{
newSx.StrokeWidth = originalSvgVx.StrokeWidth;
}
return(newSx);
}
public void Render(Painter p)
{
//
if (HasBitmapSnapshot)
{
p.DrawImage(_backimg, X, Y);
return;
}
PixelFarm.Agg.Transform.Affine currentTx = null;
var renderState = new TempRenderState();
renderState.strokeColor = p.StrokeColor;
renderState.strokeWidth = (float)p.StrokeWidth;
renderState.fillColor = p.FillColor;
renderState.affineTx = currentTx;
//------------------
VertexStore tempVxs = p.GetTempVxsStore();
int j = _vxList.Length;
for (int i = 0; i < j; ++i)
{
SvgPart vx = _vxList[i];
switch (vx.Kind)
{
case SvgRenderVxKind.BeginGroup:
{
//1. save current state before enter new state
p.StackPushUserObject(renderState);
//2. enter new px context
if (vx.HasFillColor)
{
p.FillColor = renderState.fillColor = vx.FillColor;
}
if (vx.HasStrokeColor)
{
p.StrokeColor = renderState.strokeColor = vx.StrokeColor;
}
if (vx.HasStrokeWidth)
{
p.StrokeWidth = renderState.strokeWidth = vx.StrokeWidth;
}
if (vx.AffineTx != null)
{
//apply this to current tx
if (currentTx != null)
{
currentTx = currentTx * vx.AffineTx;
}
else
{
currentTx = vx.AffineTx;
}
renderState.affineTx = currentTx;
}
}
break;
case SvgRenderVxKind.EndGroup:
{
//restore to prev state
renderState = (TempRenderState)p.StackPopUserObject();
p.FillColor = renderState.fillColor;
p.StrokeColor = renderState.strokeColor;
p.StrokeWidth = renderState.strokeWidth;
currentTx = renderState.affineTx;
}
break;
case SvgRenderVxKind.Path:
{
VertexStore vxs = vx.GetVxs();
if (vx.HasFillColor)
{
//has specific fill color
if (vx.FillColor.A > 0)
{
if (currentTx == null)
{
p.Fill(vxs, vx.FillColor);
}
else
{
//have some tx
tempVxs.Clear();
currentTx.TransformToVxs(vxs, tempVxs);
p.Fill(tempVxs, vx.FillColor);
}
}
}
else
{
if (p.FillColor.A > 0)
{
if (currentTx == null)
{
p.Fill(vxs);
}
else
{
//have some tx
tempVxs.Clear();
currentTx.TransformToVxs(vxs, tempVxs);
p.Fill(tempVxs);
}
}
}
if (p.StrokeWidth > 0)
{
//check if we have a stroke version of this render vx
//if not then request a new one
if (vx.HasStrokeColor)
{
//has specific stroke color
p.StrokeWidth = vx.StrokeWidth;
VertexStore strokeVxs = GetStrokeVxsOrCreateNew(vx, p, (float)p.StrokeWidth);
if (currentTx == null)
{
p.Fill(strokeVxs, vx.StrokeColor);
}
else
{
//have some tx
tempVxs.Clear();
currentTx.TransformToVxs(strokeVxs, tempVxs);
p.Fill(tempVxs, vx.StrokeColor);
}
}
else if (p.StrokeColor.A > 0)
{
VertexStore strokeVxs = GetStrokeVxsOrCreateNew(vx, p, (float)p.StrokeWidth);
if (currentTx == null)
{
p.Fill(strokeVxs, p.StrokeColor);
}
else
{
tempVxs.Clear();
currentTx.TransformToVxs(strokeVxs, tempVxs);
p.Fill(tempVxs, p.StrokeColor);
}
}
else
{
}
}
else
{
if (vx.HasStrokeColor)
{
VertexStore strokeVxs = GetStrokeVxsOrCreateNew(vx, p, (float)p.StrokeWidth);
p.Fill(strokeVxs);
}
else if (p.StrokeColor.A > 0)
{
VertexStore strokeVxs = GetStrokeVxsOrCreateNew(vx, p, (float)p.StrokeWidth);
p.Fill(strokeVxs, p.StrokeColor);
}
}
}
break;
}
}
p.ReleaseTempVxsStore(tempVxs);
}
