public override void UpdateView()
{
base.UpdateView();
MyUserInput userInputNode = Node as MyUserInput;
ShowValues = userInputNode.ShowValues;
int newSlidersCount = userInputNode.ConvertToBinary ? 1 : userInputNode.OutputSize;
if (newSlidersCount != sliders.Count)
{
sliders.ForEach(s => RemoveItem(s));
for (int i = 0; i < newSlidersCount; i++)
{
NodeSliderItem slider = new NodeSliderItem(null, 0, 0, 0, 1, 0, false, false);
slider.Tag = i;
slider.ValueChanged += slider_ValueChanged;
sliders.Add(slider);
AddItem(slider);
}
}
SetSlidersToDefault();
}
private void ColorNode_MouseDown(object sender, MouseEventArgs e)
{
var colorNode = new Node("Color");
colorNode.Location = new Point(200, 50);
var redChannel = new NodeSliderItem("R", 64.0f, 16.0f, 0, 1.0f, 0.0f, false, false);
var greenChannel = new NodeSliderItem("G", 64.0f, 16.0f, 0, 1.0f, 0.0f, false, false);
var blueChannel = new NodeSliderItem("B", 64.0f, 16.0f, 0, 1.0f, 0.0f, false, false);
var colorItem = new NodeColorItem("Color", Color.Black, false, true);
EventHandler <NodeItemEventArgs> channelChangedDelegate = delegate(object s, NodeItemEventArgs args)
{
var red = redChannel.Value;
var green = blueChannel.Value;
var blue = greenChannel.Value;
colorItem.Color = Color.FromArgb((int)Math.Round(red * 255), (int)Math.Round(green * 255), (int)Math.Round(blue * 255));
};
redChannel.ValueChanged += channelChangedDelegate;
greenChannel.ValueChanged += channelChangedDelegate;
blueChannel.ValueChanged += channelChangedDelegate;
colorNode.AddItem(redChannel);
colorNode.AddItem(greenChannel);
colorNode.AddItem(blueChannel);
colorItem.Clicked += new EventHandler <NodeItemEventArgs>(OnColClicked);
colorNode.AddItem(colorItem);
this.DoDragDrop(colorNode, DragDropEffects.Copy);
}
public ExampleForm()
{
InitializeComponent();
var someNode = new Node("My Title");
someNode.Location = new Point(500, 100);
var check1Item = new NodeCheckboxItem("Check 1", true, false);
someNode.AddItem(check1Item);
someNode.AddItem(new NodeCheckboxItem("Check 2", true, false));
graphControl.AddNode(someNode);
var colorNode = new Node("Color");
colorNode.Location = new Point(200, 50);
var redChannel = new NodeSliderItem("R", 64.0f, 16.0f, 0, 1.0f, 0.0f, false, false);
var greenChannel = new NodeSliderItem("G", 64.0f, 16.0f, 0, 1.0f, 0.0f, false, false);
var blueChannel = new NodeSliderItem("B", 64.0f, 16.0f, 0, 1.0f, 0.0f, false, false);
var colorItem = new NodeColorItem("Color", Color.Black, false, true);
EventHandler <NodeItemEventArgs> channelChangedDelegate = delegate(object sender, NodeItemEventArgs args)
{
var red = redChannel.Value;
var green = blueChannel.Value;
var blue = greenChannel.Value;
colorItem.Color = Color.FromArgb((int)Math.Round(red * 255), (int)Math.Round(green * 255), (int)Math.Round(blue * 255));
};
redChannel.ValueChanged += channelChangedDelegate;
greenChannel.ValueChanged += channelChangedDelegate;
blueChannel.ValueChanged += channelChangedDelegate;
colorNode.AddItem(redChannel);
colorNode.AddItem(greenChannel);
colorNode.AddItem(blueChannel);
colorItem.Clicked += new EventHandler <NodeItemEventArgs>(OnColClicked);
colorNode.AddItem(colorItem);
graphControl.AddNode(colorNode);
var textureNode = new Node("Texture");
textureNode.Location = new Point(300, 150);
var imageItem = new NodeImageItem(Properties.Resources.example, 64, 64, false, true);
imageItem.Clicked += new EventHandler <NodeItemEventArgs>(OnImgClicked);
textureNode.AddItem(imageItem);
graphControl.AddNode(textureNode);
graphControl.ConnectionAdded += new EventHandler <AcceptNodeConnectionEventArgs>(OnConnectionAdded);
graphControl.ConnectionRemoving += new EventHandler <AcceptNodeConnectionEventArgs>(OnConnectionRemoved);
graphControl.Connect(colorItem, check1Item);
}
void slider_ValueChanged(object sender, NodeItemEventArgs e)
{
NodeSliderItem slider = (NodeSliderItem)sender;
if (Node is MyGateInput)
{
(Node as MyGateInput).SetWeight((e.Item as NodeSliderItem).Value);
}
}
void slider_ValueChanged(object sender, NodeItemEventArgs e)
{
NodeSliderItem slider = (NodeSliderItem)sender;
int index = (int)slider.Tag;
if (Node is MyUserInput)
{
(Node as MyUserInput).SetUserInput(index, (e.Item as NodeSliderItem).Value);
}
}
public override void UpdateView()
{
base.UpdateView();
if (slider == null && Node != null)
{
slider = new NodeSliderItem(null, 0, 0, 0, 1, (Node as MyGateInput).GetWeight(), false, false);
slider.ValueChanged += slider_ValueChanged;
AddItem(slider);
}
}
private void SetSlidersToDefault()
{
MyUserInput userInputNode = Node as MyUserInput;
maxValue = userInputNode.MaxValue;
minValue = userInputNode.MinValue;
for (int i = 0; i < sliders.Count; i++)
{
NodeSliderItem slider = sliders[i];
slider.Value = (userInputNode.GetUserInput(i) - minValue) / (maxValue - minValue);
}
}
private void SetText(NodeSliderItem slider)
{
slider.Text = ShowValues ? slider.Value.ToString("n2") : null;
}
public Node CreateNode()
{
var colorNode = new Node(GetNodeName());
colorNode.Location = new Point(200, 50);
var redChannel = new NodeSliderItem("R", 64.0f, 16.0f, 0, 1.0f, 0.0f, false, false)
{
Tag = "red"
};
var greenChannel = new NodeSliderItem("G", 64.0f, 16.0f, 0, 1.0f, 0.0f, false, false)
{
Tag = "green"
};
var blueChannel = new NodeSliderItem("B", 64.0f, 16.0f, 0, 1.0f, 0.0f, false, false)
{
Tag = "blue"
};
var colorItem = new NodeColorItem("Color", Color.Black, false, true, null, new[] {
typeof(ShaderTypes.float3)
})
{
Tag = "out"
};
EventHandler <NodeItemEventArgs> channelChangedDelegate = delegate(object sender, NodeItemEventArgs args)
{
var red = redChannel.Value;
var blue = blueChannel.Value;
var green = greenChannel.Value;
colorItem.Color = Color.FromArgb((int)Math.Round(red * 255), (int)Math.Round(green * 255), (int)Math.Round(blue * 255));
colorItem.OutputData = new ShaderTypes.float3()
{
x = red,
y = green,
z = blue
};
};
redChannel.ValueChanged += channelChangedDelegate;
greenChannel.ValueChanged += channelChangedDelegate;
blueChannel.ValueChanged += channelChangedDelegate;
EventHandler <NodeItemEventArgs> endDragDelegate = delegate(object sender, NodeItemEventArgs args)
{
var outArgs = new NodeItemEventArgs(colorItem);
args.Item.Node.UpdateOutput(outArgs);
};
redChannel.EndDrag += endDragDelegate;
greenChannel.EndDrag += endDragDelegate;
blueChannel.EndDrag += endDragDelegate;
colorNode.AddItem(redChannel);
colorNode.AddItem(greenChannel);
colorNode.AddItem(blueChannel);
colorItem.Clicked += new EventHandler <NodeItemEventArgs>(OnColClicked);
colorNode.AddItem(colorItem);
colorNode.ParentModule = this;
colorItem.OutputData = new ShaderTypes.float3()
{
x = 0,
y = 0,
z = 0
};
return(colorNode);
}
