bug fix: correctly calculating String start/end.

zaafar · mellinoe · commit 33aefc005c27 · 2020-12-31T00:31:19.000-08:00
diff --git a/src/ImGui.NET/ImGui.Manual.cs b/src/ImGui.NET/ImGui.Manual.cs
@@ -384,7 +384,7 @@ public static Vector2 CalcTextSize(
                 int nativeTextOffset = Util.GetUtf8(text, nativeText, textByteCount);
                 nativeText[nativeTextOffset] = 0;
                 nativeTextStart = nativeText + (start.HasValue ? (start.Value * textByteSize) : 0);
-                nativeTextEnd = length.HasValue ? nativeTextStart + (length.Value + textByteSize) : null;
+                nativeTextEnd = length.HasValue ? nativeTextStart + (length.Value * textByteSize) : null;
             }
 
             ImGuiNative.igCalcTextSize(&ret, nativeTextStart, nativeTextEnd, *((byte*)(&hideTextAfterDoubleHash)), wrapWidth);

Original file line number	Diff line number	Diff line change
`@@ -384,7 +384,7 @@ public static Vector2 CalcTextSize(`
`384`	`384`	`int nativeTextOffset = Util.GetUtf8(text, nativeText, textByteCount);`
`385`	`385`	`nativeText[nativeTextOffset] = 0;`
`386`	`386`	`nativeTextStart = nativeText + (start.HasValue ? (start.Value * textByteSize) : 0);`
`387`		`- nativeTextEnd = length.HasValue ? nativeTextStart + (length.Value + textByteSize) : null;`
	`387`	`+ nativeTextEnd = length.HasValue ? nativeTextStart + (length.Value * textByteSize) : null;`
`388`	`388`	`}`
`389`	`389`
`390`	`390`	`ImGuiNative.igCalcTextSize(&ret, nativeTextStart, nativeTextEnd, ((byte)(&hideTextAfterDoubleHash)), wrapWidth);`