// Draw the view
public override void DrawRect(CoreGraphics.CGRect dirtyRect)
{
CGRect bounds = this.Bounds;
// Using the system focus ring instead. Achieved by overriding DrawFocusRingMask and FocusRingMaskBounds
// // Am I the window's first responder?
// if (this.Window.FirstResponder == this) {
// NSColor.KeyboardFocusIndicator.Set();
// NSBezierPath.DefaultLineWidth = 4.0f;
// NSBezierPath.StrokeRect(bounds);
// }
if (Highlighted)
{
NSGradient gr = new NSGradient(NSColor.White, mBgColor);
gr.DrawInRect(bounds, new CGPoint(0.0f, 0.0f));
}
else
{
mBgColor.Set();
NSBezierPath.FillRect(bounds);
}
DrawStringCenteredInRectangle(mLetter, bounds);
}
public ExpanderWidget()
{
disclosure = new NSButton {
BezelStyle = NSBezelStyle.Disclosure,
AutoresizingMask = NSViewResizingMask.MaxYMargin,
ImagePosition = NSCellImagePosition.ImageOnly,
Frame = new RectangleF(5, 4, 13, 13),
State = NSCellStateValue.Off
};
disclosure.SetButtonType(NSButtonType.OnOff);
disclosure.Activated += delegate {
if (DisclosureToggled != null)
{
DisclosureToggled(this, EventArgs.Empty);
}
};
label = new NSButton {
Bordered = false,
AutoresizingMask = NSViewResizingMask.MaxYMargin | NSViewResizingMask.WidthSizable,
Alignment = NSTextAlignment.Left,
Frame = new RectangleF(17, 3, 60, 13),
Target = disclosure,
Action = new Selector("performClick:")
};
label.SetButtonType(NSButtonType.MomentaryChange);
AutoresizesSubviews = true;
backgroundGradient = new NSGradient(NSColor.FromCalibratedRgba(0.93f, 0.93f, 0.97f, 1.0f),
NSColor.FromCalibratedRgba(0.74f, 0.76f, 0.83f, 1.0f));
strokeColor = NSColor.FromCalibratedRgba(0.60f, 0.60f, 0.60f, 1.0f);
AddSubview(label);
AddSubview(disclosure);
}
public ExpanderWidget()
{
label = new NSTextView()
{
AutoresizingMask = NSViewResizingMask.MaxYMargin | NSViewResizingMask.WidthSizable,
Alignment = NSTextAlignment.Left,
Editable = false,
Selectable = false,
DrawsBackground = false,
Frame = new RectangleF(17, 3, 60, 13)
};
disclosure = new NSButton()
{
BezelStyle = NSBezelStyle.Disclosure,
AutoresizingMask = NSViewResizingMask.MaxYMargin,
ImagePosition = NSCellImagePosition.ImageOnly,
Frame = new RectangleF(5, 4, 13, 13),
State = NSCellStateValue.On
};
disclosure.SetButtonType(NSButtonType.OnOff);
disclosure.AddObserver(this, new NSString("cell.state"), NSKeyValueObservingOptions.New, IntPtr.Zero);
AutoresizesSubviews = true;
backgroundGradient = new NSGradient(NSColor.FromCalibratedRgba(0.93f, 0.93f, 0.97f, 1.0f),
NSColor.FromCalibratedRgba(0.74f, 0.76f, 0.83f, 1.0f));
strokeColor = NSColor.FromCalibratedRgba(0.60f, 0.60f, 0.60f, 1.0f);
AddSubview(label);
AddSubview(disclosure);
}
private PaletteView(IntPtr instance)
: base(instance)
{
m_gradient = NSGradient.Create(NSColor.blackColor(), NSColor.blackColor()).Retain();
NSNotificationCenter.defaultCenter().addObserver_selector_name_object( // note that the controller doesn't go away so we don't bother removing ourself
this, "docStateChanged:", Document.StateChanged, null);
}
public void Fill(object backend)
{
ContextInfo ctx = (ContextInfo)backend;
if (ctx.Pattern is Gradient)
{
GradientInfo gr = (GradientInfo)WidgetRegistry.GetBackend(ctx.Pattern);
NSGradient g = new NSGradient(gr.Colors.ToArray(), gr.Stops.ToArray());
g.DrawInBezierPath(ctx.Path, 0f);
}
else
{
ctx.Path.Fill();
}
ctx.Pattern = null;
ctx.Path.Dispose();
ctx.Path = new NSBezierPath();
}
private void Initialize()
{
// initialize default values
CornerRadius = 4;
GradientAngle = 90;
ImagePosition = NSCellImagePosition.ImageLeft;
TitleText = "Button";
TitleForegroundColor = NSColor.FromRgb(255, 255, 255);
TitleFont = UIUtils.GetSystemFontOfSize(16f, NSFontWeight.Semibold);
Gradient = new NSGradient(NSColor.FromRgb(58, 156, 217), NSColor.FromRgb(20, 130, 222));
BorderColor = NSColor.FromRgb(48, 147, 209);
BorderLineWidth = 0.5f;
IconLocation = IconLocationEnum.Right_BeforeCenteredText;
}
public void NSGradientConstructorTests()
{
NSColorSpace colorSpace = NSColorSpace.GenericRGBColorSpace;
NSGradient g = new NSGradient(new[] { NSColor.Black, NSColor.White, NSColor.Black }, new[] { 0f, .5f, 1.0f }, colorSpace);
Assert.IsNotNull(g);
Assert.AreEqual(colorSpace, g.ColorSpace);
Assert.AreEqual(3, g.ColorStopsCount);
// Since we are asking for colors on a gradient, there will be some color blending, even with just black and white.
const float closeEnough = .05f;
NSColor black = NSColor.Black.UsingColorSpace(NSColorSpace.CalibratedRGB);
NSColor white = NSColor.White.UsingColorSpace(NSColorSpace.CalibratedRGB);
NSColor color;
nfloat location;
g.GetColor(out color, out location, 0);
color = color.UsingColorSpace(NSColorSpace.CalibratedRGB);
Assert.IsTrue(black.RedComponent - color.RedComponent < closeEnough);
Assert.IsTrue(black.BlueComponent - color.BlueComponent < closeEnough);
Assert.IsTrue(black.GreenComponent - color.GreenComponent < closeEnough);
Assert.AreEqual(0.0f, (float)location);
g.GetColor(out color, out location, 1);
color = color.UsingColorSpace(NSColorSpace.CalibratedRGB);
Assert.IsTrue(white.RedComponent - color.RedComponent < closeEnough);
Assert.IsTrue(white.BlueComponent - color.BlueComponent < closeEnough);
Assert.IsTrue(white.GreenComponent - color.GreenComponent < closeEnough);
Assert.AreEqual(0.5f, (float)location);
g.GetColor(out color, out location, 2);
color = color.UsingColorSpace(NSColorSpace.CalibratedRGB);
Assert.IsTrue(black.RedComponent - color.RedComponent < closeEnough);
Assert.IsTrue(black.BlueComponent - color.BlueComponent < closeEnough);
Assert.IsTrue(black.GreenComponent - color.GreenComponent < closeEnough);
Assert.AreEqual(1.0f, (float)location);
}
public void Fill(object backend)
{
var ctx = GetContext(backend);
if (ctx.Pattern is GradientInfo)
{
GradientInfo gr = (GradientInfo)ctx.Pattern;
NSGradient g = new NSGradient(gr.Colors.ToArray(), gr.Stops.ToArray());
g.DrawInBezierPath(ctx.Path, 0f);
}
else if (ctx.Pattern is NSColor)
{
NSColor col = (NSColor)ctx.Pattern;
col.Set();
col.SetFill();
}
else
{
ctx.Path.Fill();
}
ctx.Pattern = null;
ctx.Path.Dispose();
ctx.Path = new NSBezierPath();
}
// Draw the view
public override void DrawRect(CoreGraphics.CGRect dirtyRect)
{
CGRect bounds = this.Bounds;
// Using the system focus ring instead. Achieved by overriding DrawFocusRingMask and FocusRingMaskBounds
// // Am I the window's first responder?
// if (this.Window.FirstResponder == this) {
// NSColor.KeyboardFocusIndicator.Set();
// NSBezierPath.DefaultLineWidth = 4.0f;
// NSBezierPath.StrokeRect(bounds);
// }
if (Highlighted) {
NSGradient gr = new NSGradient(NSColor.White, mBgColor);
gr.DrawInRect(bounds, new CGPoint(0.0f, 0.0f));
} else {
mBgColor.Set();
NSBezierPath.FillRect(bounds);
}
DrawStringCenteredInRectangle(mLetter, bounds);
}
public void docStateChanged(NSNotification notification)
{
DocChange change = notification.object_().To<DocChange>();
NSGradient gradient = null;
if (!NSObject.IsNullOrNil(change.Document))
{
if ((change.Type & ChangeType.Palette) == ChangeType.Palette)
{
float[] locations = new float[change.Document.Palette.Length];
NSMutableArray colors = NSMutableArray.arrayWithCapacity((uint) change.Document.Palette.Length);
for (int i = 0; i < change.Document.Palette.Length; ++i)
{
locations[i] = change.Document.Palette[i].Location;
colors.addObject((NSColor) change.Document.Palette[i].Color);
}
gradient = NSGradient.Create(colors, locations).Retain();
}
}
else
{
gradient = NSGradient.Create(NSColor.blackColor(), NSColor.blackColor()).Retain();
}
if (gradient != null)
{
if (m_gradient != null)
m_gradient.release();
m_gradient = gradient;
setNeedsDisplay(true);
}
}
