private void BlastCorpsViewer_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button == System.Windows.Forms.MouseButtons.Left)
{
switch (Mode)
{
case MouseMode.Select:
BlastCorpsItem item = FindNearbyItem(e.X, e.Y);
if (item != selectedItem)
{
selectedItem = item;
OnSelectionChangedEvent(new SelectionChangedEventArgs(selectedItem, false, false));
Invalidate();
}
break;
case MouseMode.Move:
dragItem = FindNearbyItem(e.X, e.Y);
if (dragItem != selectedItem)
{
selectedItem = dragItem;
OnSelectionChangedEvent(new SelectionChangedEventArgs(selectedItem, false, false));
Invalidate();
}
break;
case MouseMode.Add:
break;
}
}
}
private void BlastCorpsViewer_KeyDown(object sender, KeyEventArgs e)
{
if (selectedItem != null)
{
if (e.KeyCode == Keys.Delete)
{
OnSelectionChangedEvent(new SelectionChangedEventArgs(selectedItem, false, true));
selectedItem = null;
Invalidate();
}
}
}
public ItemMovedEventArgs(BlastCorpsItem item)
{
this.SelectedItem = item;
}
public SelectionChangedEventArgs(BlastCorpsItem item, bool added, bool deleted)
{
this.SelectedItem = item;
this.IsAdded = added;
this.IsDeleted = deleted;
}
private void BlastCorpsViewer_MouseUp(object sender, MouseEventArgs e)
{
if (level != null && e.Button == System.Windows.Forms.MouseButtons.Left)
{
switch (Mode)
{
case MouseMode.Move:
if (dragItem != null)
{
selectedItem = dragItem;
OnSelectionChangedEvent(new SelectionChangedEventArgs(selectedItem, false, false));
dragItem = null;
Invalidate();
}
break;
case MouseMode.Add:
Int16 x = (Int16)levelX(e.X);
Int16 z = (Int16)levelZ(e.Y);
if (AddType == typeof(AmmoBox))
{
AmmoBox box = new AmmoBox(x, level.carrier.y, z, 0);
selectedItem = box;
level.ammoBoxes.Add(box);
}
else if (AddType == typeof(CommPoint))
{
CommPoint comm = new CommPoint(x, level.carrier.y, z, 0);
selectedItem = comm;
level.commPoints.Add(comm);
}
else if (AddType == typeof(RDU))
{
RDU rdu = new RDU(x, level.carrier.y, z);
selectedItem = rdu;
level.rdus.Add(rdu);
}
else if (AddType == typeof(TNTCrate))
{
TNTCrate tnt = new TNTCrate(x, level.carrier.y, z, 0, 0, 0, 0);
selectedItem = tnt;
level.tntCrates.Add(tnt);
}
else if (AddType == typeof(SquareBlock))
{
SquareBlock block = new SquareBlock(x, level.carrier.y, z, SquareBlock.Type.Block, SquareBlock.Shape.Square);
selectedItem = block;
level.squareBlocks.Add(block);
}
else if (AddType == typeof(Vehicle))
{
Vehicle vehicle = new Vehicle(0, x, level.carrier.y, z, 0);
selectedItem = vehicle;
level.vehicles.Add(vehicle);
}
else if (AddType == typeof(Building))
{
Building building = new Building(x, level.carrier.y, z, 0, 0, 0, 0, 0);
selectedItem = building;
level.buildings.Add(building);
}
OnSelectionChangedEvent(new SelectionChangedEventArgs(selectedItem, true, false));
Invalidate();
break;
}
}
}
private BlastCorpsItem FindNearbyItem(int pixelX, int pixelY)
{
BlastCorpsItem itemFound = null;
if (level != null)
{
// find something to select
int x = levelX(pixelX);
int z = levelZ(pixelY);
int diff = levelX(0) - levelX(4);
foreach (AmmoBox ammo in level.ammoBoxes)
{
if (Math.Abs(x - ammo.x) < diff && Math.Abs(z - ammo.z) < diff)
{
itemFound = ammo;
break;
}
}
foreach (CommPoint comm in level.commPoints)
{
if (Math.Abs(x - comm.x) < diff && Math.Abs(z - comm.z) < diff)
{
itemFound = comm;
break;
}
}
foreach (RDU rdu in level.rdus)
{
if (Math.Abs(x - rdu.x) < diff && Math.Abs(z - rdu.z) < diff)
{
itemFound = rdu;
break;
}
}
foreach (TNTCrate tnt in level.tntCrates)
{
if (Math.Abs(x - tnt.x) < diff && Math.Abs(z - tnt.z) < diff)
{
itemFound = tnt;
break;
}
}
foreach (SquareBlock block in level.squareBlocks)
{
if (Math.Abs(x - block.x) < diff && Math.Abs(z - block.z) < diff)
{
itemFound = block;
break;
}
}
foreach (Vehicle veh in level.vehicles)
{
if (Math.Abs(x - veh.x) < diff && Math.Abs(z - veh.z) < diff)
{
itemFound = veh;
break;
}
}
if (Math.Abs(x - level.carrier.x) < diff && Math.Abs(z - level.carrier.z) < diff)
{
itemFound = level.carrier;
}
foreach (Building b in level.buildings)
{
if (Math.Abs(x - b.x) < diff && Math.Abs(z - b.z) < diff)
{
itemFound = b;
break;
}
}
}
return(itemFound);
}
private void doPicking(int mX, int mY)
{
// draw to back buffer
paintByNumber();
// read pixel color at mouse position mX,mY
byte[] pixel = new byte[3];
int[] viewport = new int[4];
// Y-axis flipped between OpenGL and window
GL.GetInteger(GetPName.Viewport, viewport);
GL.ReadPixels(mX, viewport[3] - mY - glControlViewer.Location.Y, 1, 1, PixelFormat.Rgb, PixelType.UnsignedByte, pixel);
// reverse color mapping from RGB to type/list index
int type = (int)pixel[2];
int index = (int)pixel[1] + (((int)pixel[0]) << 8);
BlastCorpsItem curItem = selectedItem;
if (index > -1)
{
labelType.Text = String.Format("Type: {0:X02}", type);
labelIndex.Text = String.Format("Index: {0:X04}", index);
switch (type)
{
case 0x20: // Ammo
if (index < level.ammoBoxes.Count)
{
selectedItem = level.ammoBoxes[index];
}
break;
case 0x28: // Comm Pt.
if (index < level.commPoints.Count)
{
selectedItem = level.commPoints[index];
}
break;
case 0x34: // RDU
if (index < level.rdus.Count)
{
selectedItem = level.rdus[index];
}
break;
case 0x38: // TNT
if (index < level.tntCrates.Count)
{
selectedItem = level.tntCrates[index];
}
break;
case 0x3C: // square blocks
if (index < level.squareBlocks.Count)
{
selectedItem = level.squareBlocks[index];
}
break;
case 0x50: // vehicles
if (index < level.vehicles.Count)
{
selectedItem = level.vehicles[index];
}
break;
case 0x54: // missile carrier
selectedItem = level.carrier;
break;
case 0x5C: // buildings
if (index < level.buildings.Count)
{
selectedItem = level.buildings[index];
}
break;
case 0xFF: // nothing
selectedItem = null;
break;
}
if (curItem != selectedItem)
{
glControlViewer.Invalidate();
}
}
}
