public override void MouseUp(int x, int y)
{
if (currentSelectedPath != null)
{
this.currentSelectedPath.FillColor = ColorRGBA.Black;
}
this.currentSelectedPath = null;
if (EditMode == Samples.EditMode.Select)
{
return;
}
if (currentBrushPath != null)
{
//1. close current path
switch (currentBrushPath.BrushMode)
{
case SmoothBrushMode.CutBrush:
{
currentBrushPath.MakeSmoothPath();
if (myBrushPathList.Count > 0)
{
//1. remove
myBrushPathList.RemoveAt(myBrushPathList.Count - 1);
//
if (myBrushPathList.Count > 0)
{
var lastPath = myBrushPathList[myBrushPathList.Count - 1];
//do path clip***
var paths = PixelFarm.Agg.VertexSource.VxsClipper.CombinePaths(new VertexStoreSnap(lastPath.Vxs),
new VertexStoreSnap(currentBrushPath.Vxs), VertexSource.VxsClipperType.Difference,
false);
myBrushPathList.RemoveAt(myBrushPathList.Count - 1);
MyBrushPath newBrushPath = new MyBrushPath();
newBrushPath.BrushMode = lastPath.BrushMode;
newBrushPath.StrokeColor = lastPath.StrokeColor;
newBrushPath.FillColor = lastPath.FillColor;
newBrushPath.SetVxs(paths[0]);
myBrushPathList.Add(newBrushPath);
}
}
}
break;
case SmoothBrushMode.SolidBrush:
{
//create close point
currentBrushPath.AddPointAtLast(x, y);
currentBrushPath.MakeSmoothPath();
}
break;
}
currentBrushPath = null;
}
base.MouseUp(x, y);
}
public override void MouseDrag(int x, int y)
{
//find diff
Vector newPoint = new Vector(x, y);
//find distance
Vector oldPoint = new Vector(latestMousePoint.x, latestMousePoint.y);
var delta = (newPoint - oldPoint) / 2; // 2,4 etc
//midpoint
var midPoint = (newPoint + oldPoint) / 2;
//find angle
var topPoint = delta;//create top point
var bottomPoint = delta; //bottom point
topPoint.Rotate(90);
bottomPoint.Rotate(-90);
var newTopPoint = midPoint + topPoint;
var newBottomPoint = midPoint + bottomPoint;
//bottom point
currentBrushPath.AddPointAtFirst((int)newBottomPoint.X, (int)newBottomPoint.Y);
currentBrushPath.AddPointAtLast((int)newTopPoint.X, (int)newTopPoint.Y);
latestMousePoint = new Point(x, y);
}
public override void MouseUp(int x, int y)
{
if (currentSelectedPath != null)
{
this.currentSelectedPath.FillColor = Drawing.Color.Black;
}
this.currentSelectedPath = null;
if (EditMode == Samples.EditMode.Select)
{
return;
}
if (currentBrushPath != null)
{
//1. close current path
switch (currentBrushPath.BrushMode)
{
case SmoothBrushMode.CutBrush:
{
currentBrushPath.MakeSmoothPath();
if (myBrushPathList.Count > 0)
{
//1. remove
myBrushPathList.RemoveAt(myBrushPathList.Count - 1);
//
if (myBrushPathList.Count > 0)
{
int j = myBrushPathList.Count - 1;
for (int i = j; i >= 0; --i)
{
//cut each path
var lastPath = myBrushPathList[i];
//do path clip***
List <VertexStore> paths = PixelFarm.Agg.VertexSource.VxsClipper.CombinePaths(new VertexStoreSnap(lastPath.Vxs),
new VertexStoreSnap(currentBrushPath.Vxs), VertexSource.VxsClipperType.Difference,
true);
myBrushPathList.RemoveAt(i);
if (i == j)
{
//the last one
for (int s = paths.Count - 1; s >= 0; --s)
{
MyBrushPath newBrushPath = new MyBrushPath();
newBrushPath.BrushMode = lastPath.BrushMode;
newBrushPath.StrokeColor = lastPath.StrokeColor;
newBrushPath.FillColor = lastPath.FillColor;
newBrushPath.SetVxs(paths[s]);
myBrushPathList.Add(newBrushPath); //add last
}
}
else
{
for (int s = paths.Count - 1; s >= 0; --s)
{
MyBrushPath newBrushPath = new MyBrushPath();
newBrushPath.BrushMode = lastPath.BrushMode;
newBrushPath.StrokeColor = lastPath.StrokeColor;
newBrushPath.FillColor = lastPath.FillColor;
newBrushPath.SetVxs(paths[s]);
myBrushPathList.Insert(i, newBrushPath);
}
}
}
}
}
}
break;
case SmoothBrushMode.SolidBrush:
{
//create close point
currentBrushPath.AddPointAtLast(x, y);
currentBrushPath.MakeSmoothPath();
}
break;
}
currentBrushPath = null;
}
base.MouseUp(x, y);
}