public FindCirclesCentersForm(Bitmap img)
{
this.img = new Bitmap(img);
this.pointList = new List <Point>();
this.radiusList = new List <int>();
InitializeComponent();
FindCirclesCenters findCC = new FindCirclesCenters(img, pointList, radiusList);
try
{
findCC.FindCircle();
}
catch (ArgumentOutOfRangeException) // Failed to process image
{
fail = true;
CustomMsgBoxForm msgBoxWindow = new CustomMsgBoxForm();
DialogResult result = msgBoxWindow.Show("Failed to process image!");
if (result == DialogResult.OK)
{
msgBoxWindow.Close();
}
}
this.pictureBoxFindCC.Image = findCC.ProImage; // Gets image from findCC and sets it to the pictureBox
listBoxCenters.Items.Clear();
// Adds points to the listBox
foreach (Point p in pointList)
{
listBoxCenters.Items.Add(p);
}
pointList.Clear();
}
// Open FindCenters window if image processing is succesfull
private void buttonFindCenters_Click(object sender, EventArgs e)
{
try
{
Bitmap img = new Bitmap(path);
FindCirclesCentersForm findCentersWindow = new FindCirclesCentersForm(img);
if (findCentersWindow.Fail == false)
{
findCentersWindow.ShowDialog();
}
}
catch (ArgumentNullException)
{
CustomMsgBoxForm msgBoxWindow = new CustomMsgBoxForm();
DialogResult result = msgBoxWindow.Show("Image was not selected!");
if (result == DialogResult.OK)
{
msgBoxWindow.Close();
}
}
catch (ArgumentException)
{
CustomMsgBoxForm msgBoxWindow = new CustomMsgBoxForm();
DialogResult result = msgBoxWindow.Show("Image was not selected!");
if (result == DialogResult.OK)
{
msgBoxWindow.Close();
}
}
}
// Open Graph window if image processing is succesfull
private void buttonGraph_Click(object sender, EventArgs e)
{
try
{
Bitmap img = new Bitmap(path);
GraphForm graphWindow = new GraphForm(img);
if (graphWindow.Fail == false)
{
graphWindow.ShowDialog();
}
}
catch (ArgumentNullException)
{
CustomMsgBoxForm msgBoxWindow = new CustomMsgBoxForm();
DialogResult result = msgBoxWindow.Show("Image was not selected!");
if (result == DialogResult.OK)
{
msgBoxWindow.Close();
}
}
catch (ArgumentException)
{
CustomMsgBoxForm msgBoxWindow = new CustomMsgBoxForm();
DialogResult result = msgBoxWindow.Show("Image was not selected!");
if (result == DialogResult.OK)
{
msgBoxWindow.Close();
}
}
}
// ShortestPath call and draw
private void buttonShortest_Click(object sender, EventArgs e)
{
if (shortestFlag == false)
{
graph.BruteForceShortest();
if (graph.ShortestPath.Count > 3)
{
using (var graphics = Graphics.FromImage(imgFront))
{
for (int i = 0; i < 3; i++)
{
graphics.DrawLine(transparentPen, graph.ShortestPath[i].NodePoint, graph.ShortestPath[i + 1].NodePoint);
}
}
pictureBoxGraph.Image = imgFront;
pictureBoxGraph.Refresh();
shortestFlag = true;
labelShortestPath.Visible = true;
labelShortestPath.Text += graph.MinWeight;
}
else
{
CustomMsgBoxForm msgBoxWindow = new CustomMsgBoxForm();
DialogResult result = msgBoxWindow.Show("Graph must have at least 4 connected nodes!");
if (result == DialogResult.OK)
{
msgBoxWindow.Close();
}
}
}
}
private void buttonNearest_Click(object sender, EventArgs e)
{
if (nearestFlag == false)
{
graph.BruteForceNearest();
if (graph.NearestNodes.Count > 1)
{
using (var graphics = Graphics.FromImage(imgFront))
{
graphics.DrawLine(transparentPen2, graph.NearestNodes[0].NodePoint, graph.NearestNodes[1].NodePoint);
}
nearestFlag = true;
pictureBoxGraph.Image = imgFront;
pictureBoxGraph.Refresh();
}
else
{
CustomMsgBoxForm msgBoxWindow = new CustomMsgBoxForm();
DialogResult result = msgBoxWindow.Show("Graph must have at least 2 connected nodes!");
if (result == DialogResult.OK)
{
msgBoxWindow.Close();
}
}
}
}
// Load Image to pictureBox
private void buttonSelectImg_Click(object sender, EventArgs e)
{
this.openFileDialogImg.ShowDialog();
path = openFileDialogImg.FileName;
try
{
pictureBoxImg.Load(path);
correct = path;
}
catch (FileNotFoundException)
{
}
catch (InvalidOperationException)
{
if (correct != string.Empty)
{
pictureBoxImg.Load(correct); // Reloads current image
path = correct;
}
}
catch (ArgumentException)
{
if (correct != string.Empty)
{
pictureBoxImg.Load(correct); // Reloads current image
path = correct;
}
CustomMsgBoxForm msgBoxWindow = new CustomMsgBoxForm();
DialogResult result = msgBoxWindow.Show("File Format is not valid!");
if (result == DialogResult.OK)
{
openFileDialogImg.Reset(); // Resets openDialog.FileName
msgBoxWindow.Close();
}
}
}
// Window constructor
public GraphForm(Bitmap img)
{
this.graph = new Graph();
this.imgGraph = new Bitmap(img);
this.pointList = new List <Point>();
this.radiusList = new List <int>();
this.imgFront = new Bitmap(imgGraph.Width, imgGraph.Height);
InitializeComponent();
wF = (double)img.Width / pictureBoxGraph.Width;
hF = (double)img.Height / pictureBoxGraph.Height;
if (wF > hF)
{
rF = wF;
yDisplacement = (int)(pictureBoxGraph.Height - (img.Height / rF)) / 2;
}
else
{
rF = hF;
xDisplacement = (int)(pictureBoxGraph.Width - (img.Width / rF)) / 2;
}
int i = 0; // index for treeView component
FindCirclesCenters findCC = new FindCirclesCenters(img, pointList, radiusList);
try
{
findCC.FindCircle();
}
catch (ArgumentOutOfRangeException) // Failed to process image
{
fail = true;
CustomMsgBoxForm msgBoxWindow = new CustomMsgBoxForm();
DialogResult result = msgBoxWindow.Show("Failed to process image!");
if (result == DialogResult.OK)
{
msgBoxWindow.Close();
}
}
graph.InitializeGraph(pointList, radiusList);
graph.GraphWithObstruction(img);
using (var graphics = Graphics.FromImage(imgGraph)) // Draws graph
{
foreach (Node n in graph.NodeList)
{
foreach (Arc a in n.ArcList)
{
graphics.DrawLine(Pens.Black, n.NodePoint, a.ArcNode.NodePoint);
}
}
foreach (Node n in graph.NodeList)
{
int recenter = 15; // Adjust string position
Point centerPoint = new Point(n.NodePoint.X - recenter, n.NodePoint.Y - recenter);
graphics.DrawString(n.NodeNum.ToString(), drawFont, Brushes.White, centerPoint);
}
}
pictureBoxGraph.BackgroundImage = imgGraph;
pictureBoxGraph.Image = imgFront;
foreach (Node n in graph.NodeList) // Adds nodes and arcs to treeView component
{
treeViewGraph.Nodes.Add("Node " + n.ToString());
foreach (Arc a in n.ArcList)
{
treeViewGraph.Nodes[i].Nodes.Add("Arc " + a.ArcNode.ToString() + " (Weight:\t" + a.ArcWeight.ToString() + ")");
}
i++;
}
}
private void pictureBoxGraph_MouseDoubleClick(object sender, MouseEventArgs e)
{
Node found = null;
double graphImgX;
double graphImgY;
graphImgX = (e.X - xDisplacement) * rF;
graphImgY = (e.Y - yDisplacement) * rF;
foreach (Node n in graph.NodeList)
{
Point nodePoint = n.NodePoint;
if ((int)graphImgX > nodePoint.X - n.NodeRadius && (int)graphImgX < nodePoint.X + n.NodeRadius)
{
if ((int)graphImgY > nodePoint.Y - n.NodeRadius && (int)graphImgY < nodePoint.Y + n.NodeRadius)
{
found = n;
}
}
}
if (found != null)
{
if (isfound)
{
isConnected = false;
foreach (Arc a in moveNode.ArcList)
{
if (a.ArcNode == found)
{
isConnected = true;
using (var graphics = Graphics.FromImage(imgFront))
{
for (int i = 0; i < a.AnimationList.Count; i += 4)
{
graphics.Clear(Color.Transparent);
graphics.FillEllipse(Brushes.LightBlue, a.AnimationList[i].X - 10, a.AnimationList[i].Y - 10, 15, 15);
pictureBoxGraph.Refresh();
}
}
moveNode = found;
break;
}
}
if (!isConnected)
{
CustomMsgBoxForm msgBoxWindow = new CustomMsgBoxForm();
DialogResult result = msgBoxWindow.Show("Node is not connected!");
if (result == DialogResult.OK)
{
msgBoxWindow.Close();
}
}
}
Particle particle = new Particle(found);
if (!isfound)
{
labelHelp.Text = "Double click on a new connected node to move the particle";
moveNode = found;
using (var graphics = Graphics.FromImage(imgFront))
{
graphics.FillEllipse(Brushes.LightBlue, found.NodePoint.X - 10, found.NodePoint.Y - 10, 15, 15);
pictureBoxGraph.Refresh();
}
isfound = true;
}
}
}