public void UpdateLightingWithIntensities(float[] intensities)
{
for (int i = 0; i < (int)Light.Count; i++)
{
float intensity = intensities.Length > i ? intensities [i] : 0;
Lights [i].Light.Color = NSColor.FromDeviceHsba(GetLightHueForSlide(i), GetLightSaturationForSlide(i), intensity, 1);
}
}
public static SCNNode SCBoxNode(string title, CGRect frame, NSColor color, float cornerRadius, bool centered)
{
NSMutableDictionary titleAttributes = null;
NSMutableDictionary centeredTitleAttributes = null;
// create and extrude a bezier path to build the box
var path = NSBezierPath.FromRoundedRect(frame, cornerRadius, cornerRadius);
path.Flatness = 0.05f;
var shape = SCNShape.Create(path, 20);
shape.ChamferRadius = 0.0f;
var node = SCNNode.Create();
node.Geometry = shape;
// create an image and fill with the color and text
var textureSize = new CGSize();
textureSize.Width = (float)Math.Ceiling((double)frame.Size.Width * 1.5);
textureSize.Height = (float)Math.Ceiling((double)frame.Size.Height * 1.5);
var texture = new NSImage(textureSize);
texture.LockFocus();
var drawFrame = new CGRect(0, 0, textureSize.Width, textureSize.Height);
nfloat hue, saturation, brightness, alpha;
(color.UsingColorSpace(NSColorSpace.DeviceRGBColorSpace)).GetHsba(out hue, out saturation, out brightness, out alpha);
var lightColor = NSColor.FromDeviceHsba(hue, saturation - 0.2f, brightness + 0.3f, alpha);
lightColor.Set();
NSGraphics.RectFill(drawFrame);
NSBezierPath fillpath = null;
if (cornerRadius == 0 && centered == false)
{
//special case for the "labs" slide
drawFrame.Offset(0, -2);
fillpath = NSBezierPath.FromRoundedRect(drawFrame, cornerRadius, cornerRadius);
}
else
{
drawFrame.Inflate(-3, -3);
fillpath = NSBezierPath.FromRoundedRect(drawFrame, cornerRadius, cornerRadius);
}
color.Set();
fillpath.Fill();
// draw the title if any
if (title != null)
{
if (titleAttributes == null)
{
var paraphStyle = new NSMutableParagraphStyle();
paraphStyle.LineBreakMode = NSLineBreakMode.ByWordWrapping;
paraphStyle.Alignment = NSTextAlignment.Center;
paraphStyle.MinimumLineHeight = 38;
paraphStyle.MaximumLineHeight = 38;
var font = NSFont.FromFontName("Myriad Set Semibold", 34) != null?NSFont.FromFontName("Myriad Set Semibold", 34) : NSFont.FromFontName("Avenir Medium", 34);
var shadow = new NSShadow();
shadow.ShadowOffset = new CGSize(0, -2);
shadow.ShadowBlurRadius = 4;
shadow.ShadowColor = NSColor.FromDeviceWhite(0.0f, 0.5f);
titleAttributes = new NSMutableDictionary();
titleAttributes.SetValueForKey(font, NSAttributedString.FontAttributeName);
titleAttributes.SetValueForKey(NSColor.White, NSAttributedString.ForegroundColorAttributeName);
titleAttributes.SetValueForKey(shadow, NSAttributedString.ShadowAttributeName);
titleAttributes.SetValueForKey(paraphStyle, NSAttributedString.ParagraphStyleAttributeName);
var centeredParaphStyle = (NSMutableParagraphStyle)paraphStyle.MutableCopy();
centeredParaphStyle.Alignment = NSTextAlignment.Center;
centeredTitleAttributes = new NSMutableDictionary();
centeredTitleAttributes.SetValueForKey(font, NSAttributedString.FontAttributeName);
centeredTitleAttributes.SetValueForKey(NSColor.White, NSAttributedString.ForegroundColorAttributeName);
centeredTitleAttributes.SetValueForKey(shadow, NSAttributedString.ShadowAttributeName);
centeredTitleAttributes.SetValueForKey(paraphStyle, NSAttributedString.ParagraphStyleAttributeName);
}
var attrString = new NSAttributedString(title, centered ? centeredTitleAttributes : titleAttributes);
var textSize = attrString.Size;
//check if we need two lines to draw the text
var twoLines = title.Contains("\n");
if (!twoLines)
{
twoLines = textSize.Width > frame.Size.Width && title.Contains(" ");
}
//if so, we need to adjust the size to center vertically
if (twoLines)
{
textSize.Height += 38;
}
if (!centered)
{
drawFrame.Inflate(-15, 0);
}
//center vertically
var dy = (drawFrame.Size.Height - textSize.Height) * 0.5f;
var drawFrameHeight = drawFrame.Size.Height;
drawFrame.Size = new CGSize(drawFrame.Size.Width, drawFrame.Size.Height - dy);
attrString.DrawString(drawFrame);
}
texture.UnlockFocus();
//set the created image as the diffuse texture of our 3D box
var front = SCNMaterial.Create();
front.Diffuse.Contents = texture;
front.LocksAmbientWithDiffuse = true;
//use a lighter color for the chamfer and sides
var sides = SCNMaterial.Create();
sides.Diffuse.Contents = lightColor;
node.Geometry.Materials = new SCNMaterial[] {
front,
sides,
sides,
sides,
sides
};
return(node);
}
public CustomCatTextAttachmentCell(NSImage image) : base(image)
{
borderColor = NSColor.FromDeviceHsba((float)random.NextDouble(), 1f, 1f, 1f);
}
