// Remove camera from the collection and signal to stop it
public void Remove(Camera camera)
{
InnerList.Remove(camera);
// signal to stop
camera.SignalToStop();
}
// Add new camera
public void AddCamera(Camera camera)
{
camera.ID = nextCameraID++;
cameras.Add(camera);
// save
SaveCameras();
}
// Add new camera to the collection and run it
public void Add(Camera camera)
{
// lock
Monitor.Enter(this);
// add to the pool
InnerList.Add(camera);
// unlock
Monitor.Exit(this);
}
// Add new camera to the collection and run it
public bool Add(Camera camera)
{
// create video source
if (camera.CreateVideoSource())
{
// add to the pool
InnerList.Add(camera);
camera.Start();
return true;
}
return false;
}
// Ensure the camera is stopped
public void Remove(Camera camera)
{
// lock
Monitor.Enter(this);
int n = InnerList.Count;
for (int i = 0; i < n; i++)
{
if (InnerList[i] == camera)
{
if (camera.Running)
camera.Stop();
camera.CloseVideoSource();
InnerList.RemoveAt(i);
break;
}
}
// unlock
Monitor.Exit(this);
}
public Form1()
{
InitializeComponent();
multiplexer1.CloseAll();
multiplexer1.CamerasVisible = true;
multiplexer1.CellWidth = 320;
multiplexer1.CellHeight = 240;
for (int i = 0; i < 2; i++)
{
for (int j = 0; j < 2; j++)
{
// get camera
Camera camera = new Camera("aa");
multiplexer1.SetCamera(i, j, camera);
}
}
multiplexer1.Rows = 2;
multiplexer1.Cols = 2;
multiplexer1.SingleCameraMode = false;
multiplexer1.CamerasVisible = true;
}
/// <summary>
/// load all camera
/// </summary>
private void LoadAllCamera()
{
multiplexer1.CloseAll();
multiplexer1.CamerasVisible = true;
multiplexer1.CellWidth = 320;
multiplexer1.CellHeight = 240;
multiplexer1.FitToWindow = true;
for (int i = 0; i < 5; i++)
{
for (int j = 0; j < 5; j++)
{
// get camera
Camera camera = new Camera("aa");
multiplexer1.SetCamera(i, j, camera);
}
}
multiplexer1.Rows = 5;
multiplexer1.Cols = 5;
multiplexer1.SingleCameraMode = false;
multiplexer1.CamerasVisible = true;
}
// Add camera
public TreeNode AddCamera(Camera camera, TreeNode parentNode)
{
// create new
TreeNode node = new TreeNode(camera.Name, cameraImage, cameraSelectedImage);
// add it to tree
if (parentNode == null)
Nodes.Add(node);
else
parentNode.Nodes.Add(node);
return node;
}
// Edit camera
private void EditCamera(TreeNode node)
{
CameraPropertiesForm form = new CameraPropertiesForm();
string fullName = camerasTree.GetCameraFullName(node);
// set providers
form.VideoProviders = config.providers;
// set callback for camera name checking
form.CheckCameraFunction = new CheckCameraHandler(CheckCamera);
// get camera
form.Camera = cameraToEdit = config.GetCameraByName(fullName);
// catch Apply event
form.Apply += new EventHandler(editCamera_Apply);
nodeToEdit = node;
if (form.ShowDialog() == DialogResult.OK)
{
config.SaveCameras();
// modify tree
node.Text = cameraToEdit.Name;
}
nodeToEdit = null;
}
// Ñheck if the camera is already exist
private bool CheckCamera(Camera camera)
{
return config.CheckCamera(camera);
}
// Set camera to the specified position of the multiplexer
public void SetCamera(int row, int col, Camera camera)
{
if ((row >= 0) && (col >= 0) && (row < MaxRows) && (col < MaxCols))
{
camWindows[row, col].Camera = camera;
}
}
// Load cameras
private void LoadCameras(XmlTextReader reader, Group parent)
{
// load all groups
while (reader.Name == "Group")
{
int depth = reader.Depth;
// create new group
Group group = new Group(reader.GetAttribute("name"));
group.ID = int.Parse(reader.GetAttribute("id"));
group.Description = reader.GetAttribute("desc");
group.Parent = parent;
// add group
camerasGroups.Add(group);
if (group.ID >= nextCamerasGroupID)
nextCamerasGroupID = group.ID + 1;
// move to next node
reader.Read();
// move to next element node
while (reader.NodeType == XmlNodeType.EndElement)
reader.Read();
// read children
if (reader.Depth > depth)
LoadCameras(reader, group);
//
if (reader.Depth < depth)
return;
}
// load all cameras
while (reader.Name == "Camera")
{
int depth = reader.Depth;
// create new camera
Camera camera = new Camera(reader.GetAttribute("name"));
camera.ID = int.Parse(reader.GetAttribute("id"));
camera.Description = reader.GetAttribute("desc");
camera.Parent = parent;
camera.Provider = providers.GetProviderByName(reader.GetAttribute("provider"));
// load configuration
if (camera.Provider != null)
camera.Configuration = camera.Provider.LoadConfiguration(reader);
// add camera
cameras.Add(camera);
if (camera.ID >= nextCameraID)
nextCameraID = camera.ID + 1;
// move to next node
reader.Read();
// move to next element node
while (reader.NodeType == XmlNodeType.EndElement)
reader.Read();
if (reader.Depth < depth)
return;
}
}
// Delete camera
public bool DeleteCamera(Camera camera)
{
cameras.Remove(camera);
// save
SaveCameras();
return true;
}
// Check camera
// check if there is already a camera with such name
// return true, if there is no such camera
public bool CheckCamera(Camera camera)
{
foreach (Camera c in cameras)
{
if ((camera.Name == c.Name) && (camera.Parent == c.Parent) && ((camera.ID == 0) || (camera.ID != c.ID)))
return false;
}
return true;
}
// Add new camera to the collection
public void Add(Camera camera)
{
InnerList.Add(camera);
}
// Apply the page
public bool Apply()
{
string name = nameBox.Text.Replace('\\', ' ');
if (checkCameraFunction != null)
{
Camera tmpCamera = new Camera(name);
tmpCamera.ID = camera.ID;
tmpCamera.Parent = camera.Parent;
// check camera
if (checkCameraFunction(tmpCamera) == false)
{
Color tmp = this.nameBox.BackColor;
// highligh name edit box
this.nameBox.BackColor = Color.LightCoral;
// error message
MessageBox.Show(this, "A camera with such name is already exist", "Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
// restore & focus name edit box
this.nameBox.BackColor = tmp;
this.nameBox.Focus();
return false;
}
}
// update camera name and description
camera.Name = name;
camera.Description = descriptionBox.Text;
camera.Provider = providers[videoSourceCombo.SelectedIndex - 1];
return true;
}
// Remove camera from the collection
public void Remove(Camera camera)
{
InnerList.Remove(camera);
}
