public void CreateMax()
{
if (!TestRuntime.CheckSystemAndSDKVersion(9, 3))
{
Assert.Ignore("requires iOS 9.3+");
}
var first = new CGColorConverterTriple()
{
Space = CGColorSpace.CreateGenericRgb(),
Intent = CGColorRenderingIntent.Default,
Transform = CGColorConverterTransformType.ApplySpace
};
var second = new CGColorConverterTriple()
{
Space = CGColorSpace.CreateGenericGray(),
Intent = CGColorRenderingIntent.Perceptual,
Transform = CGColorConverterTransformType.FromSpace
};
var third = new CGColorConverterTriple()
{
Space = CGColorSpace.CreateGenericXyz(),
Intent = CGColorRenderingIntent.Saturation,
Transform = CGColorConverterTransformType.ToSpace
};
using (var converter = new CGColorConverter(null, first, first, first)) {
Assert.That(converter.Handle, Is.Not.EqualTo(IntPtr.Zero), "Handle");
}
}
public void CreateMax()
{
TestRuntime.AssertXcodeVersion(8, 0);
var first = new GColorConversionInfoTriple()
{
Space = CGColorSpace.CreateGenericRgb(),
Intent = CGColorRenderingIntent.Default,
Transform = CGColorConversionInfoTransformType.ApplySpace
};
var second = new GColorConversionInfoTriple()
{
Space = CGColorSpace.CreateGenericGray(),
Intent = CGColorRenderingIntent.Perceptual,
Transform = CGColorConversionInfoTransformType.FromSpace
};
var third = new GColorConversionInfoTriple()
{
Space = CGColorSpace.CreateGenericXyz(),
Intent = CGColorRenderingIntent.Saturation,
Transform = CGColorConversionInfoTransformType.ToSpace
};
using (var converter = new CGColorConversionInfo((NSDictionary)null, first, first, first)) {
Assert.That(converter.Handle, Is.Not.EqualTo(IntPtr.Zero), "Handle");
}
}
public void CreateSimple()
{
TestRuntime.AssertXcodeVersion(8, 0);
using (var from = CGColorSpace.CreateGenericGray())
using (var to = CGColorSpace.CreateGenericRgb())
using (var converter = new CGColorConversionInfo(from, to)) {
Assert.That(converter.Handle, Is.Not.EqualTo(IntPtr.Zero), "Handle");
}
}
public void CreateSimple_GetINativeObject()
{
TestRuntime.AssertXcodeVersion(8, 0);
using (var from = CGColorSpace.CreateGenericGray())
using (var to = CGColorSpace.CreateGenericRgb()) {
var handle = CGColorConversionInfoCreate(from == null ? IntPtr.Zero : from.Handle,
to == null ? IntPtr.Zero : to.Handle);
using (var o = Runtime.GetINativeObject <CGColorConversionInfo> (handle, false)) {
Assert.That(o.Handle, Is.Not.EqualTo(IntPtr.Zero), "Handle");
}
}
}
public void CreateSimple()
{
if (!TestRuntime.CheckSystemAndSDKVersion(9, 3))
{
Assert.Ignore("requires iOS 9.3+");
}
using (var from = CGColorSpace.CreateGenericGray())
using (var to = CGColorSpace.CreateGenericRgb())
using (var converter = new CGColorConverter(from, to)) {
Assert.That(converter.Handle, Is.Not.EqualTo(IntPtr.Zero), "Handle");
}
}
public void CGColorSpace_CGColorSpace_NSDictionary()
{
TestRuntime.AssertXcodeVersion(11, 0);
using (var from = CGColorSpace.CreateGenericGray())
using (var to = CGColorSpace.CreateGenericRgb()) {
using (var converter = new CGColorConversionInfo(from, to, (NSDictionary)null)) {
Assert.That(converter.Handle, Is.Not.EqualTo(IntPtr.Zero), "Handle - null");
}
using (var d = new NSDictionary())
using (var converter = new CGColorConversionInfo(from, to, d)) {
Assert.That(converter.Handle, Is.Not.EqualTo(IntPtr.Zero), "Handle");
}
}
}
public void CGColorSpace_CGColorSpace_CGColorConversionOptions()
{
TestRuntime.AssertXcodeVersion(11, 0);
using (var from = CGColorSpace.CreateGenericGray())
using (var to = CGColorSpace.CreateGenericRgb()) {
using (var converter = new CGColorConversionInfo(from, to, (CGColorConversionOptions)null)) {
Assert.That(converter.Handle, Is.Not.EqualTo(IntPtr.Zero), "Handle-null");
}
var o = new CGColorConversionOptions();
o.BlackPointCompensation = true;
using (var converter = new CGColorConversionInfo(from, to, o)) {
Assert.That(converter.Handle, Is.Not.EqualTo(IntPtr.Zero), "Handle");
}
}
}
public void CreateSimple_GetINativeObject()
{
if (!TestRuntime.CheckSystemAndSDKVersion(9, 3))
{
Assert.Ignore("requires iOS 9.3+");
}
using (var from = CGColorSpace.CreateGenericGray())
using (var to = CGColorSpace.CreateGenericRgb()) {
var handle = CGColorConverterCreateSimple(from == null ? IntPtr.Zero : from.Handle,
to == null ? IntPtr.Zero : to.Handle);
using (var o = Runtime.GetINativeObject <CGColorConverter> (handle, false)) {
Assert.That(o.Handle, Is.Not.EqualTo(IntPtr.Zero), "Handle");
}
}
}
public NSImage Render(BitMatrix matrix, BarcodeFormat format, string content, EncodingOptions options)
{
var context = new CGBitmapContext(null, matrix.Width, matrix.Height, 8, 0, CGColorSpace.CreateGenericGray(), CGBitmapFlags.None);
var black = new CGColor(0f, 0f, 0f);
var white = new CGColor(1.0f, 1.0f, 1.0f);
for (var x = 0; x < matrix.Width; x++)
{
for (var y = 0; y < matrix.Height; y++)
{
var(cgX, cgY) = TransformToCoreGraphicsCoords(x, y, matrix);
context.SetFillColor(matrix[cgX, cgY] ? black : white);
context.FillRect(new CGRect(x, y, 1, 1));
}
}
var img = new NSImage(context.ToImage(), new CGSize(matrix.Width, matrix.Height));
context.Dispose();
return(img);
}