private void ButtonShowLast_Click(object sender, EventArgs e)
{
PictureViewerForm pvf = new PictureViewerForm("cache/" + Config.USER_ID + "/graph.jpg");
if(!pvf.Disposing && !pvf.IsDisposed) {
pvf.ShowDialog();
((IDisposable) pvf).Dispose();
}
}
private void ButtonShowLast_Click(object sender, EventArgs e)
{
PictureViewerForm pvf = new PictureViewerForm("cache/" + Config.USER_ID + "/graph.jpg");
if (!pvf.Disposing && !pvf.IsDisposed)
{
pvf.ShowDialog();
((IDisposable)pvf).Dispose();
}
}
/// <summary>
/// Displaying the info through the progress bars depending on current stage.
/// Progress is reported from the Generate() method (and from methods that Generate() calls).
/// Everytime we reach 100% we change the stage and start over.
/// </summary>
private void backgroundLoader_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
// stages are in order in which they are run
// every stage adds a certain amount of % to the total progress
switch (stage)
{
// This stage loads users friendlist, it is a short one.
case Stage.UserInfo:
LabelOperation.Text = "Getting friend information...";
LabelOverallStage.Text = "1/5";
LabelOperationPercentage.Text = "0/" + e.UserState;
ProgressBarOverall.Value = 5; // + 5% to the overall progress
stage = Stage.FriendsInfo;
break;
// Downloading info about friends and mutual friends
case Stage.FriendsInfo:
if (e.ProgressPercentage == 100) // stage completed
{
stage = Stage.ProfilePictures;
LabelOperation.Text = "Downloading profile pictures...";
LabelOverallStage.Text = "2/5";
LabelOperationPercentage.Text = "0" + LabelOperationPercentage.Text.Substring(LabelOperationPercentage.Text.IndexOf('/'));
}
else
{
LabelOperationPercentage.Text = e.UserState + LabelOperationPercentage.Text.Substring(LabelOperationPercentage.Text.IndexOf('/'));
ProgressBarOperation.Value = e.ProgressPercentage;
ProgressBarOverall.Value = 5 + e.ProgressPercentage * 7 / 20; // + up to 35% to the overall progress
}
break;
// This stage is the longest - downloads the profile picture for every friend
case Stage.ProfilePictures:
if (e.ProgressPercentage == 100) // stage completed
{
stage = Stage.Calculating;
LabelOperation.Text = "Calculating graph...";
LabelOverallStage.Text = "3/5";
LabelOperationPercentage.Text = "0%";
ProgressBarOperation.Value = 0;
}
else
{
LabelOperationPercentage.Text = e.UserState + LabelOperationPercentage.Text.Substring(LabelOperationPercentage.Text.IndexOf('/'));
ProgressBarOperation.Value = e.ProgressPercentage;
ProgressBarOverall.Value = 40 + e.ProgressPercentage / 5 * 2; // + up to 40% to the overall progress
}
break;
// Here we calculate the graph (position of vertices)
case Stage.Calculating:
if (e.ProgressPercentage == 100) // stage completed
{
stage = Stage.Drawing;
LabelOperation.Text = "Drawing graph...";
LabelOverallStage.Text = "4/5";
LabelOperationPercentage.Text = "0%";
}
else
{
LabelOperationPercentage.Text = e.ProgressPercentage + "%";
ProgressBarOperation.Value = e.ProgressPercentage;
ProgressBarOverall.Value = 80 + e.ProgressPercentage / 10; // + up to 10% to the overall progress
}
break;
// In this stage we draw the result graph image (might take a sec too, if canvas large)
case Stage.Drawing:
if (e.ProgressPercentage == 100) // stage completed
{
stage = Stage.Calculating;
LabelOperation.Text = "Finished";
LabelOverallStage.Text = "5/5";
// at the end of the stage, we show the result window
PictureViewerForm pvf = new PictureViewerForm((string)e.UserState);
pvf.ShowDialog();
((IDisposable)pvf).Dispose();
}
else
{
LabelOperationPercentage.Text = e.ProgressPercentage + "%";
ProgressBarOperation.Value = e.ProgressPercentage;
ProgressBarOverall.Value = 90 + e.ProgressPercentage / 10; // + up to 10% to the overall progress
}
break;
}
}
/// <summary>
/// Displaying the info through the progress bars depending on current stage.
/// Progress is reported from the Generate() method (and from methods that Generate() calls).
/// Everytime we reach 100% we change the stage and start over.
/// </summary>
private void backgroundLoader_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
// stages are in order in which they are run
// every stage adds a certain amount of % to the total progress
switch(stage) {
// This stage loads users friendlist, it is a short one.
case Stage.UserInfo:
LabelOperation.Text = "Getting friend information...";
LabelOverallStage.Text = "1/5";
LabelOperationPercentage.Text = "0/" + e.UserState;
ProgressBarOverall.Value = 5; // + 5% to the overall progress
stage = Stage.FriendsInfo;
break;
// Downloading info about friends and mutual friends
case Stage.FriendsInfo:
if(e.ProgressPercentage == 100) { // stage completed
stage = Stage.ProfilePictures;
LabelOperation.Text = "Downloading profile pictures...";
LabelOverallStage.Text = "2/5";
LabelOperationPercentage.Text = "0" + LabelOperationPercentage.Text.Substring(LabelOperationPercentage.Text.IndexOf('/'));
} else {
LabelOperationPercentage.Text = e.UserState + LabelOperationPercentage.Text.Substring(LabelOperationPercentage.Text.IndexOf('/'));
ProgressBarOperation.Value = e.ProgressPercentage;
ProgressBarOverall.Value = 5 + e.ProgressPercentage * 7 / 20; // + up to 35% to the overall progress
}
break;
// This stage is the longest - downloads the profile picture for every friend
case Stage.ProfilePictures:
if(e.ProgressPercentage == 100) { // stage completed
stage = Stage.Calculating;
LabelOperation.Text = "Calculating graph...";
LabelOverallStage.Text = "3/5";
LabelOperationPercentage.Text = "0%";
ProgressBarOperation.Value = 0;
} else {
LabelOperationPercentage.Text = e.UserState + LabelOperationPercentage.Text.Substring(LabelOperationPercentage.Text.IndexOf('/'));
ProgressBarOperation.Value = e.ProgressPercentage;
ProgressBarOverall.Value = 40 + e.ProgressPercentage / 5 * 2; // + up to 40% to the overall progress
}
break;
// Here we calculate the graph (position of vertices)
case Stage.Calculating:
if(e.ProgressPercentage == 100) { // stage completed
stage = Stage.Drawing;
LabelOperation.Text = "Drawing graph...";
LabelOverallStage.Text = "4/5";
LabelOperationPercentage.Text = "0%";
} else {
LabelOperationPercentage.Text = e.ProgressPercentage + "%";
ProgressBarOperation.Value = e.ProgressPercentage;
ProgressBarOverall.Value = 80 + e.ProgressPercentage / 10; // + up to 10% to the overall progress
}
break;
// In this stage we draw the result graph image (might take a sec too, if canvas large)
case Stage.Drawing:
if(e.ProgressPercentage == 100) { // stage completed
stage = Stage.Calculating;
LabelOperation.Text = "Finished";
LabelOverallStage.Text = "5/5";
// at the end of the stage, we show the result window
PictureViewerForm pvf = new PictureViewerForm((string) e.UserState);
pvf.ShowDialog();
((IDisposable) pvf).Dispose();
} else {
LabelOperationPercentage.Text = e.ProgressPercentage + "%";
ProgressBarOperation.Value = e.ProgressPercentage;
ProgressBarOverall.Value = 90 + e.ProgressPercentage / 10; // + up to 10% to the overall progress
}
break;
}
}