public void GetGlyphsTest()
{
TestRuntime.AssertSystemVersion(ApplePlatform.iOS, 7, 0, throwIfOtherPlatform: false);
using (var txt = new NSTextStorage()) {
var str = "hello world\n\t";
txt.SetString(new NSAttributedString(str));
using (var lm = new NSLayoutManager()) {
lm.TextStorage = txt;
var glyphs = new short[str.Length];
var props = new NSGlyphProperty [glyphs.Length];
var charIndexBuffer = new nuint [glyphs.Length];
var bidiLevelBuffer = new byte [glyphs.Length];
lm.GetGlyphs(new NSRange(0, str.Length), glyphs, props, charIndexBuffer, bidiLevelBuffer);
Assert.That(glyphs, Is.EqualTo(new short [] { 75, 72, 79, 79, 82, 3, 90, 82, 85, 79, 71, -1, -1 }), "glyphs");
Assert.That(props, Is.EqualTo(new NSGlyphProperty [] {
0,
0,
0,
0,
0,
NSGlyphProperty.Elastic,
0,
0,
0,
0,
0,
NSGlyphProperty.ControlCharacter,
NSGlyphProperty.ControlCharacter
}), "props");
Assert.That(charIndexBuffer, Is.EqualTo(new nuint [] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 }), "charIndexBuffer");
Assert.That(bidiLevelBuffer, Is.EqualTo(new byte [str.Length]), "bidiLevelBuffer");
}
}
using (var txt = new NSTextStorage()) {
var str = "hello world\n\t";
txt.SetString(new NSAttributedString(str));
using (var lm = new NSLayoutManager()) {
lm.TextStorage = txt;
var glyphs = new short[str.Length];
var charIndexBuffer = new nuint [glyphs.Length];
var bidiLevelBuffer = new byte [glyphs.Length];
lm.GetGlyphs(new NSRange(0, str.Length), glyphs, null, charIndexBuffer, bidiLevelBuffer);
Assert.That(glyphs, Is.EqualTo(new short [] { 75, 72, 79, 79, 82, 3, 90, 82, 85, 79, 71, -1, -1 }), "glyphs");
Assert.That(charIndexBuffer, Is.EqualTo(new nuint [] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 }), "charIndexBuffer");
Assert.That(bidiLevelBuffer, Is.EqualTo(new byte [str.Length]), "bidiLevelBuffer");
}
}
}
public unsafe nuint GetGlyphs (
NSRange glyphRange,
short[] /* CGGlyph* = CGFontIndex* = unsigned short* */ glyphBuffer,
NSGlyphProperty[] /* NSGlyphProperty* = nint* */ props,
nuint[] /* NSUInteger */ charIndexBuffer,
byte[] /* (unsigned char *) */ bidiLevelBuffer)
{
if (glyphBuffer != null && glyphBuffer.Length < glyphRange.Length)
throw new ArgumentOutOfRangeException (string.Format ("glyphBuffer must have at least {0} elements", glyphRange.Length));
if (props != null && props.Length < glyphRange.Length)
throw new ArgumentOutOfRangeException (string.Format ("props must have at least {0} elements", glyphRange.Length));
if (charIndexBuffer != null && charIndexBuffer.Length < glyphRange.Length)
throw new ArgumentOutOfRangeException (string.Format ("props must have at least {0} elements", glyphRange.Length));
if (bidiLevelBuffer != null && bidiLevelBuffer.Length < glyphRange.Length)
throw new ArgumentOutOfRangeException (string.Format ("bidiLevelBuffer must have at least {0} elements", glyphRange.Length));
fixed (short* glyphs = glyphBuffer) {
nuint rv;
#if XAMCORE_2_0 && ARCH_32
// Unified/32: the output array is not the correct size, it needs to be int[], and it's an array of NSGlyphProperty (which is long)
var tmpArray = new nint [props.Length];
fixed (nint *properties = tmpArray) {
#else
// Unified/64 + Classic: the input array is the correct size
fixed (NSGlyphProperty *properties = props) {
#endif
fixed (nuint* charIBuffer = charIndexBuffer) {
fixed (byte* bidi = bidiLevelBuffer) {
rv = GetGlyphsInternal (glyphRange, (IntPtr) glyphs, (IntPtr) properties, (IntPtr) charIBuffer, (IntPtr) bidi);
}
}
}
#if XAMCORE_2_0 && ARCH_32
// Marshal back from the tmpArray.
for (int i = 0; i < props.Length; i++)
props [i] = (NSGlyphProperty) (long) tmpArray [i];
#endif
return rv;
}
}
public void GetGlyphsTest()
{
if (!TestRuntime.CheckSystemAndSDKVersion(7, 0))
{
Assert.Ignore("requires iOS7+");
}
using (var txt = new NSTextStorage()) {
var str = "hello world\n\t";
txt.SetString(new NSAttributedString(str));
using (var lm = new NSLayoutManager()) {
lm.TextStorage = txt;
var glyphs = new short[str.Length];
var props = new NSGlyphProperty [glyphs.Length];
var charIndexBuffer = new nuint [glyphs.Length];
var bidiLevelBuffer = new byte [glyphs.Length];
lm.GetGlyphs(new NSRange(0, str.Length), glyphs, props, charIndexBuffer, bidiLevelBuffer);
Assert.That(glyphs, Is.EqualTo(new short [] { 75, 72, 79, 79, 82, 3, 90, 82, 85, 79, 71, -1, -1 }), "glyphs");
Assert.That(props, Is.EqualTo(new NSGlyphProperty [] {
0,
0,
0,
0,
0,
NSGlyphProperty.Elastic,
0,
0,
0,
0,
0,
NSGlyphProperty.ControlCharacter,
NSGlyphProperty.ControlCharacter
}), "props");
Assert.That(charIndexBuffer, Is.EqualTo(new nuint [] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 }), "charIndexBuffer");
Assert.That(bidiLevelBuffer, Is.EqualTo(new byte [str.Length]), "bidiLevelBuffer");
}
}
}
