private void LoadScheme(string path)
{
filename = path;
modified = false;
dragElement = null;
connectLine = null;
menuElement = null;
move = false;
scheme?.Dispose();
scheme = null;
if (string.IsNullOrEmpty(path))
{
scheme = new DrawableScheme(pictureBox.Width, pictureBox.Height);
filename = null;
}
else
{
try
{
using (var file = File.Open(path, FileMode.Open))
scheme = DrawableSchemeStorage.Load(file);
}
catch (Exception exception)
{
ShowError(String.Format(Resource.Localization.Error_PathOpen, path), exception);
filename = null;
scheme = new DrawableScheme(pictureBox.Width, pictureBox.Height);
}
}
DrawScheme();
}
public static string Save(DrawableScheme scheme)
{
#region arguments check
if (scheme == null)
{
throw new ArgumentNullException(nameof(scheme));
}
#endregion
return(JsonConvert.SerializeObject(scheme));
}
private void LoadScheme(Scheme source)
{
filename = null;
modified = false;
dragElement = null;
connectLine = null;
menuElement = null;
move = false;
scheme?.Dispose();
scheme = DrawableScheme.FromScheme(source, pictureBox.Width, pictureBox.Height);
DrawScheme();
}
public static void Save(DrawableScheme scheme, Stream stream)
{
#region arguments check
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
if (!stream.CanWrite)
{
throw new ArgumentException("The stream must be writeable.", nameof(stream));
}
#endregion
using (var streamWriter = new StreamWriter(stream))
streamWriter.Write(DrawableSchemeStorage.Save(scheme));
}
public static DrawableScheme FromScheme(Scheme scheme, int width, int height)
{
var elementX = 0;
var elementY = 0;
var drawableInputs = scheme.Inputs.Select(i => {
var input = new DrawableInput(i.Name, elementX, elementY, ElementWidth, ElementHeight);
elementY += GapHeight + ElementHeight;
return(input);
}).ToArray();
elementX += GapWidth + ElementWidth;
elementY = 0;
var drawableComponents = new List <DrawableComponent>();
foreach (var layer in scheme.ComponentLayers)
{
drawableComponents.AddRange(layer.Select(c => {
var component = new DrawableComponent(c.Name, c.Type, c.Input, elementX, elementY, ElementWidth, ElementHeight);
elementY += GapHeight + ElementHeight;
return(component);
}).ToArray());
elementX += GapWidth + ElementWidth;
elementY = 0;
}
var drawableOutputs = scheme.Outputs.Select(o => {
var output = new DrawableOutput(o.Name, o.Input, elementX, elementY, ElementWidth, ElementHeight);
elementY += GapHeight + ElementHeight;
return(output);
}).ToArray();
var drawableScheme = new DrawableScheme(drawableInputs, drawableOutputs, drawableComponents, null, width, height);
drawableScheme.RestoreLines();
return(drawableScheme);
}