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Testing fixes for Text functions

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This commit is contained in:
ChrisDill
2021-12-04 23:26:38 +00:00
parent 3e592c15b1
commit 7325ecc17d
1 changed files with 44 additions and 25 deletions
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69
Raylib-cs/Raylib.cs
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@@ -1657,66 +1657,85 @@ namespace Raylib_cs
} }
} }
/// <summary>Encode text codepoint into utf8 text (memory must be freed!)</summary>
[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
public static extern string TextToUtf8(byte* text, int length);
public static string TextToUtf8(Utf8String text, int length)
{
fixed (byte* p1 = text)
{
return TextToUtf8(p1, length);
}
}
// UTF8 text strings management functions // UTF8 text strings management functions
/// <summary>Get all codepoints in a string, codepoints count returned by parameters</summary> /// <summary>Get all codepoints in a string, codepoints count returned by parameters</summary>
[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)] [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
public static extern int* LoadCodepoints(byte* text, int* count); public static extern int* LoadCodepoints(byte* text, int* count);
public static ReadOnlySpan<int> LoadCodepoints(Utf8String text, int count) public static int[] LoadCodepoints(Utf8String text, ref int count)
{ {
fixed (byte* p1 = text) fixed (byte* p1 = text)
{ {
var points = LoadCodepoints(p1, &count); fixed (int* c = &count)
return new ReadOnlySpan<int>(points, count); {
var pointsPtr = LoadCodepoints(p1, c);
var codepoints = new ReadOnlySpan<int>(pointsPtr, count).ToArray();
UnloadCodepoints(pointsPtr);
return codepoints;
}
} }
} }
/// <summary>Unload codepoints data from memory</summary>
[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
public static extern void UnloadCodepoints(int* codepoints);
/// <summary>Get total number of characters (codepoints) in a UTF8 encoded string</summary> /// <summary>Get total number of characters (codepoints) in a UTF8 encoded string</summary>
[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)] [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
public static extern int GetCodepointsCount(byte* text); public static extern int GetCodepointCount(byte* text);
public static int GetCodepointsCount(Utf8String text) public static int GetCodepointCount(Utf8String text)
{ {
fixed (byte* p1 = text) fixed (byte* p1 = text)
{ {
return GetCodepointsCount(p1); return GetCodepointCount(p1);
} }
} }
/// <summary>Returns next codepoint in a UTF8 encoded string; 0x3f('?') is returned on failure</summary> /// <summary>Returns next codepoint in a UTF8 encoded string; 0x3f('?') is returned on failure</summary>
[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)] [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
public static extern int GetCodepoint(byte* text, int* bytesProcessed); public static extern int GetCodepoint(byte* text, int* bytesProcessed);
/// <summary>Returns next codepoint in a UTF8 encoded string; 0x3f('?') is returned on failure</summary> /// <summary>Returns next codepoint in a UTF8 encoded string; 0x3f('?') is returned on failure</summary>
/// <returns>single codepoint / "char"</returns> /// <returns>single codepoint / "char"</returns>
public static Utf8String GetCodepoint(Utf8String text, int bytesProcessed) public static int GetCodepoint(Utf8String text, ref int bytesProcessed)
{ {
fixed (byte* p1 = text) fixed (byte* p1 = text)
{ {
// this probably wont work // this probably wont work
var point = GetCodepoint(p1, &bytesProcessed); fixed (int* p = &bytesProcessed)
var c = (byte*)&point; {
return Utf8String.FromPtr(c); return GetCodepoint(p1, p);
}
} }
} }
/// <summary>Encode codepoint into utf8 text (char array length returned as parameter)</summary> /// <summary>Encode codepoint into utf8 text (char array length returned as parameter)</summary>
[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)] [DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
public static extern string CodepointToUtf8(string text, ref int byteLength); public static extern byte* CodepointToUTF8(int codepoint, int* byteSize);
public static Utf8String CodepointToUTF8(int codepoint, ref int byteSize)
{
fixed (int* l1 = &byteSize)
{
var ptr = CodepointToUTF8(codepoint, l1);
return Utf8String.FromPtr(ptr);
}
}
/// <summary>Encode codepoint into utf8 text (char array length returned as parameter)</summary>
[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
public static extern byte* TextCodepointsToUTF8(int* codepoints, int length);
public static Utf8String TextCodepointsToUTF8(int[] codepoints, int length)
{
fixed (int* c1 = codepoints)
{
var ptr = TextCodepointsToUTF8(c1, length);
return Utf8String.FromPtr(ptr);
}
}
//------------------------------------------------------------------------------------ //------------------------------------------------------------------------------------