/// <summary>
/// Yields a sequence of views that implement the tool
/// </summary>
public override IEnumerator <View> GetEnumerator()
{
IViewResult result;
// for each image, get the user's input
var stimuli = this.stimulusClass.Stimuli.ToIArray();
for (int i = 0; i < stimuli.Count; i++)
{
yield return(new ClassifyView(stimuli[i], this.stimulusClass, out result));
if (BACK.Equals(result.Value))
{
i = Math.Max(-1, i - 2);
continue;
}
if (SKIP.Equals(result.Value))
{
continue;
}
stimuli[i].Subclass = (bool?)result.Value;
}
// a brief break
yield return(new RestView(500));
// offer to save
yield return(new ChoiceView(new string[]
{
SAVE,
"Don't Save"
}, out result));
// save
if (SAVE.Equals(result.Value))
{
if (this.stimulusClass.TrySave())
{
yield return(new TextView("Results saved to " + this.stimulusClass.SavePath, 2000));
}
else
{
GUIUtils.Alert("Failed to save results to " + this.stimulusClass.SavePath, MessageBoxIcon.Error);
}
}
}
public ClassifyView(Stimulus stimulus, StimulusClass stimulusClass, out IViewResult result)
: base()
{
var table = this.RegisterDisposable(GUIUtils.CreateTable(new double[] { .7, .1, .2 }, Direction.Vertical));
Panel topPanel = new Panel()
{
Dock = DockStyle.Fill
}, bottomPanel = new Panel()
{
Dock = DockStyle.Fill
};
table.Controls.Add(topPanel, 0, 0);
var label = new Label()
{
Dock = DockStyle.Fill,
AutoSize = true,
TextAlign = ContentAlignment.MiddleCenter,
Text = "Current selection: ",
Font = GUIUtils.Constants.DISPLAY_FONT
};
table.Controls.Add(label, 0, 1);
table.Controls.Add(bottomPanel, 0, 2);
var imageView = new ImageView(-1)
{
ImagePath = stimulus.PathOrText
};
var choiceView = new ChoiceView(new string[] { stimulusClass.Settings.Answer1, stimulusClass.Settings.Answer2, GUIUtils.Strings.UNCLASSIFIED, SKIP, BACK });
this.DoOnDeploy(c =>
{
this.DeploySubView(imageView, topPanel);
topPanel.Controls.Add(new Label()
{
Text = GUIUtils.Strings.ImageExtensions.Contains(Path.GetExtension(stimulus.PathOrText))
? Path.GetFileNameWithoutExtension(stimulus.PathOrText)
: stimulus.PathOrText,
Dock = DockStyle.Top,
TextAlign = ContentAlignment.MiddleCenter,
Font = GUIUtils.Constants.DISPLAY_FONT
});
if (stimulus.Subclass == null)
{
label.Text += GUIUtils.Strings.UNCLASSIFIED;
}
else
{
label.Text += (bool)stimulus.Subclass
? stimulusClass.Settings.Answer1
: stimulusClass.Settings.Answer2;
}
this.DeploySubView(choiceView, bottomPanel);
c.Controls.Add(table);
});
this.DoOnFinishing(() =>
{
if (!(bool)imageView.Result.Value)
{
this.SetResult(null);
}
else if (stimulusClass.Settings.Answer1.Equals(choiceView.Result.Value))
{
this.SetResult(true);
}
else if (stimulusClass.Settings.Answer2.Equals(choiceView.Result.Value))
{
this.SetResult(false);
}
else if (BACK.Equals(choiceView.Result.Value))
{
this.SetResult(BACK);
}
else if (SKIP.Equals(choiceView.Result.Value))
{
this.SetResult(SKIP);
}
else
{
this.SetResult(null);
}
});
result = this.Result;
}
