// Used to create a new instance of a SnappingRegion using the state of another SnappingRegion
public SnappingRegion(SnappingRegion snapRegion)
{
xStart = snapRegion.xStart; // Values are copied across from the supplied SnappingRegion
xEnd = snapRegion.xEnd;
yStart = snapRegion.yStart;
yEnd = snapRegion.yEnd;
occupyingPBs = snapRegion.occupyingPBs;
}
// Used to change the range that the grid will be drawn and the snapping region
public void SetGridRange(int x, int y, int sizeX, int sizeY)
{
startX = x; // change the top left X coordinate to the supplied value
startY = y; // change the top left Y coordinate to the supplied value
endX = x + sizeX; // calculate the bottom right X coordinate to the supplied value
endY = y + sizeY; // calculate the bottom right Y coordinate to the supplied value
Refresh(); // Redraw the grid with it's new values
snappingRegion = new SnappingRegion(startX * 20, startY * 20, endX * 20, endY * 20); // Update the snapping region to comply with the new values
}
private void objectPlaced(object sender, DragEventArgs e)
{
DragPictureBox dragPictureBox = (sender as DropGrid).activeDragPB;
SnappingRegion snappingRegion = new SnappingRegion((sender as DropGrid).GetSnappingRegion());
snappingRegion.AddImageOffsets(dragPictureBox);
if (!snappingRegion.IsSnappingRegion(dragPictureBox.Location.X, dragPictureBox.Location.Y) || snappingRegion.CheckIfOccupied(dragPictureBox.Location.X, dragPictureBox.Location.Y, dragPictureBox.Width, dragPictureBox.Height))
{
return;
}
points -= dragPictureBox.getHeldValue("cost");
PointsLabel.Text = "Points: " + points;
(sender as DropGrid).AddOccupyingPB(dragPictureBox);
dragPictureBox.Parent = tabControl1.TabPages[0];
dragPictureBox.Location = new Point(dragPictureBox.Location.X - tabControl1.Location.X - 4, dragPictureBox.Location.Y - tabControl1.Location.Y - 22);
dragPictureBox.BringToFront();
switch (dragPictureBox.Tag + "")
{
case "Plant" :
PlantPurchased();
break;
case "Tap" :
TapPurchased();
break;
case "FoodMachine":
FoodMachinePurchased();
break;
case "Torch":
TorchPurchased();
break;
}
}
// Used to update the snapping region held by this DragPictureBox
public void UpdateSnappingRegion(DropGrid dropGrid)
{
currentSnapRegion = new SnappingRegion(dropGrid.GetSnappingRegion()); // Update the snapping region to the current state of the supplied DropGrid's snapping region
currentSnapRegion.snapMode = (int)SnapMode; // Update the snap mode of our snapping region to the SnapMode of this DragPictureBox
currentSnapRegion.AddImageOffsets(this); // Add the image offsets to our snapping region using this DragPictureBox
}
// When an object purchased from the shop is placed on the DropGrid
private void objectPlaced(object sender, DragEventArgs e)
{
DragPictureBox dragPictureBox = (sender as DropGrid).activeDragPB; // Store the dropped DragPictureBox
SnappingRegion snappingRegion = new SnappingRegion((sender as DropGrid).GetSnappingRegion()); // Store the snapping region of the DropGrid
snappingRegion.AddImageOffsets(dragPictureBox); // Add Image offsets to the snapping region for interrogation purposes
if (!snappingRegion.IsSnappingRegion(dragPictureBox.Location.X, dragPictureBox.Location.Y) || snappingRegion.CheckIfOccupied(dragPictureBox.Location.X, dragPictureBox.Location.Y, dragPictureBox.Width, dragPictureBox.Height)) // If the DragPictureBox cannot be placed here
{
return; // Stop this method here
}
points -= dragPictureBox.getHeldValue("cost"); // Reduce the player's points by the cost of the item
PointsLabel.Text = "Points: " + points; // Update the text of the points label
(sender as DropGrid).AddOccupyingPB(dragPictureBox); // Add this DragPictureBox as an occupying PictureBox on the DropGrid that no other DragPictureBox can be dropped on
dragPictureBox.Parent = ViewTabControl.TabPages[0]; // Set the parent of the newly dropped DragPictureBox to the TabControl Mars view TabPage
dragPictureBox.Location = new Point(dragPictureBox.Location.X - ViewTabControl.Location.X - 4, dragPictureBox.Location.Y - ViewTabControl.Location.Y - 22); // Correct the location of the dropped DragPictureBox
dragPictureBox.BringToFront(); // Ensure that the DragPictureBox is at the front of the TapControl's page
switch (dragPictureBox.Tag + "") // Inspect the tag of the DragPictureBox
{
case "Plant": // If the tag is Plant
PlantPurchased(); // Carry out the PlantPurchased functionality
break;
case "Tap": // If the tag is Tap
TapPurchased(); // Carry out the TapPurchased functionality
break;
case "FoodMachine": // If the tag is FoodMachine
FoodMachinePurchased(); // Carry out the FoodMachinePurchased functionality
break;
case "Torch": // If the tag is Torch
TorchPurchased(); // Carry out the TorchPurchased functionality
break;
}
}
// When a DragPictureBox is dropped on this DropGrid
private void DropGrid_DragDrop(object sender, DragEventArgs e)
{
Point dragPBlocation = activeDragPB.Location; // Store the location of the Dropped (active) DragPictureBox
SetGridVisibility(false); // Set the visibility of the grid to false
activeDragPB.followMouse.Stop(); // Stop the following timer on the Dropped DragPictureBox
SnappingRegion tempSnappingRegion = new SnappingRegion(snappingRegion); // Temporarily store the state the current DropGrid
tempSnappingRegion.AddImageOffsets(activeDragPB); // Add the image offsets of the Dropped DragPictureBox to the Snapping Region for reading purposes
if (!tempSnappingRegion.IsSnappingRegion(dragPBlocation.X, dragPBlocation.Y) || tempSnappingRegion.CheckIfOccupied(dragPBlocation.X, dragPBlocation.Y, activeDragPB.Width, activeDragPB.Height)) // If the DragPictureBox cannot be placed here becasue there is another component in it's way
{
activeDragPB.Dispose(); // Dispose of the Dropped DragPictureBox
}
}
