private void canvas_MouseDown(object sender, MouseButtonEventArgs e)
{
Point mouseClickPt = e.GetPosition(cameraIMG);
CameraSpacePoint mouseCamSP = GetCamSpacePtFromMouseClick(mouseClickPt, SpaceMode.Color);
if (!mouseCamSP.Equals(default(CameraSpacePoint)))
{
if (threePtEllipses[threePtIdxCnt] != null)
{
canvas.RemoveChild(threePtEllipses[threePtIdxCnt]);
}
threePoints[threePtIdxCnt] = new Vector3(mouseCamSP.X, mouseCamSP.Y, mouseCamSP.Z);
threePtEllipses[threePtIdxCnt] = new Ellipse
{
Width = 20,
Height = 20,
Fill = Brushes.Red
};
canvas.SetLeftAndTopForShapeWrtCentre(threePtEllipses[threePtIdxCnt], mouseClickPt);
canvas.AddChild(threePtEllipses[threePtIdxCnt]);
threePtIdxCnt++;
threePtIdxCnt %= 3;
}
else
{
UiHelper.NotifyUser("No depth info is captured for this point!");
}
}
// https://docs.microsoft.com/en-us/dotnet/framework/wpf/advanced/walkthrough-enabling-drag-and-drop-on-a-user-control
private void canvas_Drop(object sender, DragEventArgs e)
{
// If an element in the panel has already handled in the drop,
// the panel should not also handle it.
if (!e.Handled && e.Data.GetDataPresent(MyRockShape.RockViewModelDataFormatName))
{
bool isAllowedDragMove = false;
// Canvas inherits Panel
Panel _canvas = sender as Panel;
RockViewModel selectedRock = rocksOnWallViewModel.SelectedRock;
if (_canvas != null && selectedRock != null)
{
Point mousePt = e.GetPosition(cameraIMG);
// check rock overlaps
if (rocksOnWallViewModel.IsOverlapWithRocksOnWallOtherThanSelectedRock(
mousePt, selectedRock.SizeOnCanvas)
== false)
{
CameraSpacePoint csp = jcWall.GetCamSpacePointFromMousePoint(mousePt, _mode);
if (!csp.Equals(default(CameraSpacePoint)))
{
// note:
// use RocksOnWallViewModel.MoveSelectedRock()
// instead of RockViewModel.MoveBoulder()
// because RocksOnWallViewModel.MoveSelectedRock()
// will set the selected rock indicator as well
isAllowedDragMove = rocksOnWallViewModel.MoveSelectedRock(csp);
if (!isAllowedDragMove)
{
UiHelper.NotifyUser(DepthInfoMissingWarningMsg);
}
}
else
{
UiHelper.NotifyUser(DepthInfoMissingWarningMsg);
}
}
else
{
UiHelper.NotifyUser(RockOverlapsWarningMsg);
}
}
if (isAllowedDragMove)
{
e.Effects = supportedDragDropEffects;
}
else
{
e.Effects = DragDropEffects.None;
}
}
}
private void canvas_MouseDown(object sender, MouseButtonEventArgs e)
{
if (isSnapShotTaken)
{
//Debug.WriteLine("canvas_MouseDown");
Point mouseClickPt = e.GetPosition(cameraIMG);
RockViewModel rockCorrespondsToCanvasPt =
rocksOnWallViewModel.GetRockInListByCanvasPoint(mouseClickPt);
if (rockCorrespondsToCanvasPt == null) // new rock
{
Size newBoulderSizeOnCanvas = GetBoulderSizeOnCanvasFromSliders();
// check rock overlaps
if (rocksOnWallViewModel.IsOverlapWithRocksOnWall(
mouseClickPt, newBoulderSizeOnCanvas)
== false)
{
CameraSpacePoint csp = jcWall.GetCamSpacePointFromMousePoint(mouseClickPt, _mode);
if (!csp.Equals(default(CameraSpacePoint)))
{
rocksOnWallViewModel.AddRock(csp, newBoulderSizeOnCanvas);
}
else
{
UiHelper.NotifyUser(DepthInfoMissingWarningMsg);
}
}
else
{
UiHelper.NotifyUser(RockOverlapsWarningMsg);
}
}
else // rock already in list
{
rocksOnWallViewModel.SelectedRock = rockCorrespondsToCanvasPt;
boulderWidthSlider.Value = rockCorrespondsToCanvasPt.RockShapeContainer.GetWidth();
boulderHeightSlider.Value = rockCorrespondsToCanvasPt.RockShapeContainer.GetHeight();
// if rock already in list, enable drag drop!
rockCorrespondsToCanvasPt.RockShapeContainer.DoDragDrop();
}
}
else
{
UiHelper.NotifyUser("Please take snap shot first.");
}
}
private void canvas_MouseDown(object sender, MouseButtonEventArgs e)
{
if (isSnapShotTaken)
{
Point mouseClickPt = e.GetPosition(cameraIMG);
//ColorSpacePoint _boulderCSP = new ColorSpacePoint { X = (float)mouseClickPt.X, Y = (float)mouseClickPt.Y };
Boulder rockCorrespondsToCanvasPt =
rocksOnWallViewModel.GetRockInListByCanvasPoint(mouseClickPt);
if (rockCorrespondsToCanvasPt == null) // new rock
{
double newBoulderWidthOnCanvas = ConvertSliderValueToSizeOnCanvas(boulderWidthSlider.Value);
double newBoulderHeightOnCanvas = ConvertSliderValueToSizeOnCanvas(boulderHeightSlider.Value);
// check rock overlaps
if (rocksOnWallViewModel.IsOverlapWithRocksOnWall(
mouseClickPt, newBoulderWidthOnCanvas, newBoulderHeightOnCanvas)
== false)
{
CameraSpacePoint csp = jcWall.GetCamSpacePointFromMousePoint(mouseClickPt, _mode);
if (!csp.Equals(default(CameraSpacePoint)))
{
rocksOnWallViewModel.AddRock(csp, mouseClickPt, newBoulderWidthOnCanvas,
newBoulderHeightOnCanvas);
}
else
{
UiHelper.NotifyUser("No depth info is captured for this point!");
}
}
else
{
UiHelper.NotifyUser(RockOverlapsWarningMsg);
}
}
else // rock already in list
{
rocksOnWallViewModel.SelectedRock = rockCorrespondsToCanvasPt;
boulderWidthSlider.Value = rockCorrespondsToCanvasPt.BCanvasWidth;
boulderHeightSlider.Value = rockCorrespondsToCanvasPt.BCanvasHeight;
}
}
else
{
UiHelper.NotifyUser("Please take snap shot first.");
}
}
// https://docs.microsoft.com/en-us/dotnet/framework/wpf/advanced/walkthrough-enabling-drag-and-drop-on-a-user-control
private void canvas_DragOver(object sender, DragEventArgs e)
{
if (e.Data.GetDataPresent(MyRockShape.RockViewModelDataFormatName))
{
//Debug.WriteLine("canvas_DragOver");
bool isAllowedDragMove = false;
// Canvas inherits Panel
Panel _canvas = sender as Panel;
RockViewModel selectedRock = rocksOnWallViewModel.SelectedRock;
if (_canvas != null && selectedRock != null)
{
Point mousePt = e.GetPosition(cameraIMG);
// check rock overlaps
if (rocksOnWallViewModel.IsOverlapWithRocksOnWallOtherThanSelectedRock(
mousePt, selectedRock.SizeOnCanvas)
== false)
{
CameraSpacePoint csp = jcWall.GetCamSpacePointFromMousePoint(mousePt, _mode);
if (!csp.Equals(default(CameraSpacePoint)))
{
// note:
// use RocksOnWallViewModel.MoveSelectedRock()
// instead of RockViewModel.MoveBoulder()
// because RocksOnWallViewModel.MoveSelectedRock()
// will set the selected rock indicator as well
isAllowedDragMove = rocksOnWallViewModel.MoveSelectedRock(csp);
}
}
}
// These Effects values are used in the drag source's
// GiveFeedback event handler to determine which cursor to display.
if (isAllowedDragMove)
{
e.Effects = supportedDragDropEffects;
}
else
{
e.Effects = DragDropEffects.None;
}
}
}
public void getfloorPlane(Body body)
{
if (body.Joints[JointType.FootLeft] != null && body.Joints[JointType.FootRight] != null && theInnerCount == 0)
{
Joint leftFoot = body.Joints[JointType.FootLeft];
Joint rightFoot = body.Joints[JointType.FootRight];
leftFoot.Position.X += .5f;
leftFoot.Position.Y += .5f;
rightFoot.Position.X += .5f;
rightFoot.Position.Y += .5f;
floorPlanePoints[0] = leftFoot.Position;
floorPlanePoints[1] = rightFoot.Position;
startedTrackingState = theCount;
theInnerCount++;
}
CameraSpacePoint leftFootPosState = body.Joints[JointType.FootLeft].Position;
leftFootPosState.X += .5f;
leftFootPosState.Y += .5f;
if (leftFootPosState.Equals(floorPlanePoints[0]) == false)
{
Joint leftFoot2 = body.Joints[JointType.FootLeft];
leftFoot2.Position.X += .5f;
leftFoot2.Position.Y += .5f;
floorPlanePoints[2] = leftFoot2.Position;
floorPlane = new Plane(floorPlanePoints);
}
Joint head = body.Joints[JointType.Head];
head.Position.X += .5f;
head.Position.Y += .5f; //.5 sets positive axis' to bottom left corner
if (floorPlane != null)
{
if (floorPlane.checkPoint(head.Position))
{
Console.WriteLine("RED ALERT!");
}
}
}