private void NormalPartOfUpdateMultPointGraphics(CGUserGraphicsLine pline) { if (NormalPartOfUpdateTwoPointGraphics(pline)) { polygonEdgeSet.Remove(oldEdgeLineOfPolygon); } oldEdgeLineOfPolygon = pline; polygonEdgeSet.Add(pline); }
private void MainWindow_RightMouseDown(object sender, MouseEventArgs e) { // note: the order of each event when double clicked // down -> up -> down -> dbclick -> up if (buttonClicked == this.buttonDrawPolygon) { // log.write("mouse double click"); if (polygonEdgeSet.Count == 0) { return; } int dx = e.X - polygonEdgeSet[0].firstPoint.X; int dy = e.Y - polygonEdgeSet[0].firstPoint.Y; if (dx * dx + dy * dy > 3 * 3) { CGUserGraphicsLine pline = new CGUserGraphicsLine(new Point(e.X, e.Y), polygonEdgeSet[0].firstPoint); userCanvas.AddGraphics(pline); polygonEdgeSet.Add(pline); } mouseState = CGMouseState.CGMouseStateUp; // log.write("canUpdateGraphics --> false"); canUpdateGraphics = false; isUpdatingGraphicsWhenMouseUp = false; userCanvas.ClearStateOfSelectedGraphics(); polygonEdgeSet.ForEach((l) => { userCanvas.RemoveGraphics(l); }); CGUserGraphicsPolygon polygon = new CGUserGraphicsPolygon(polygonEdgeSet); userCanvas.AddGraphics(polygon); userCanvas.SetGraphicsSelected(polygon); ghs.DrawImage(userCanvas.bmp, this.ClientRectangle); polygonEdgeSet.Clear(); } else if (buttonClicked == this.buttonDrawBezier) { if (polygonEdgeSet.Count <= 1) { return; } if (oldSelectedCurve != null) { userCanvas.RemoveGraphics(oldSelectedCurve); oldSelectedCurve = null; } int dx = e.X - polygonEdgeSet[0].firstPoint.X; int dy = e.Y - polygonEdgeSet[0].firstPoint.Y; List <Point> downPointSet = new List <Point>(); foreach (CGUserGraphicsLine l in polygonEdgeSet) { downPointSet.Add(l.firstPoint); } if (dx * dx + dy * dy < 3 * 3) { downPointSet.Add(polygonEdgeSet[0].firstPoint); } else { downPointSet.Add(polygonEdgeSet[polygonEdgeSet.Count - 1].nextPoint); } mouseState = CGMouseState.CGMouseStateUp; // log.write("canUpdateGraphics --> false"); canUpdateGraphics = false; isUpdatingGraphicsWhenMouseUp = false; userCanvas.ClearStateOfSelectedGraphics(); polygonEdgeSet.ForEach((l) => { userCanvas.RemoveGraphics(l); }); polygonEdgeSet.Clear(); CGUserGraphicsBezier curve = new CGUserGraphicsBezier(downPointSet); userCanvas.AddGraphics(curve); userCanvas.SetGraphicsSelected(curve); ghs.DrawImage(userCanvas.bmp, this.ClientRectangle); downPointSet.Clear(); } else if (buttonClicked == this.buttonDrawBStyleCurve) { if (polygonEdgeSet.Count <= 1) { return; } if (oldSelectedCurve != null) { userCanvas.RemoveGraphics(oldSelectedCurve); oldSelectedCurve = null; } int dx = e.X - polygonEdgeSet[0].firstPoint.X; int dy = e.Y - polygonEdgeSet[0].firstPoint.Y; List <Point> downPointSet = new List <Point>(); foreach (CGUserGraphicsLine l in polygonEdgeSet) { downPointSet.Add(l.firstPoint); } if (dx * dx + dy * dy < 3 * 3) { downPointSet.Add(polygonEdgeSet[0].firstPoint); } else { downPointSet.Add(polygonEdgeSet[polygonEdgeSet.Count - 1].nextPoint); } mouseState = CGMouseState.CGMouseStateUp; // log.write("canUpdateGraphics --> false"); canUpdateGraphics = false; isUpdatingGraphicsWhenMouseUp = false; userCanvas.ClearStateOfSelectedGraphics(); polygonEdgeSet.ForEach((l) => { userCanvas.RemoveGraphics(l); }); polygonEdgeSet.Clear(); CGUserGraphicsBStyleCurve curve = new CGUserGraphicsBStyleCurve(downPointSet); userCanvas.AddGraphics(curve); userCanvas.SetGraphicsSelected(curve); ghs.DrawImage(userCanvas.bmp, this.ClientRectangle); downPointSet.Clear(); } else if (buttonClicked == this.buttonRotation || buttonClicked == this.buttonZoomGraphics) { userCanvas.SetBasePoint(new Point(e.X, e.Y)); ghs.DrawImage(userCanvas.bmp, this.ClientRectangle); } }