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Merged
StArraySharp merged 2 commits into from
Sep 19, 2026
Merged

Fix/imgui fonts #7

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13a6113
fix: improve ImGui C# font coverage
iidamie Sep 19, 2026
d4ad4e5
fix: avoid closing a module base address
iidamie Sep 19, 2026
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3 changes: 1 addition & 2 deletions StArray.ModManager.Windows/UI/D3D11Renderer.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -132,8 +132,7 @@ void Init(nint sc)
_origWnd = Win32Native.SetWindowLongPtrW(_hwnd, -4, Marshal.GetFunctionPointerForDelegate(_wndDel));

// ImGui
ImGui.CreateContext();
ImGui.GetIO().ConfigFlags |= ImGuiConfigFlags.NavEnableKeyboard | ImGuiConfigFlags.DockingEnable;
((IImGuiRenderer)this).InitImGui();
ImGui_ImplWin32_Init(_hwnd);
ImGui_ImplDX11_Init(_dev, _ctx);
_inited = true; Logger.Info(nameof(D3D11Renderer), "ImGui ready");
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Binary file added StArray.ModManager/Resources/NotoSans-Regular.ttf
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Binary file added StArray.ModManager/Resources/NotoSansSymbols2-Regular.ttf
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Binary file added StArray.ModManager/Resources/OpenMoji-black-glyf.ttf
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6 changes: 1 addition & 5 deletions StArray.ModManager/RuntimeAbstractions/RuntimeManager.cs
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Expand Up @@ -148,11 +148,7 @@ private static extern uint GetModuleFileNameW(IntPtr hModule,
internal const int RtldNoLoad = 0x0004;

private static bool IsUnixLibraryLoaded(string filename)
=> ProbeUnixLibrary(
filename,
(name, flags) => DL.Open(
name, (DL.RTLDFlags)(flags)), // ProbeUnixLibrary 只传 NOW|NOLOAD，直接透传
handle => _ = DL.Close(handle));
=> DL.GetBaseAddress(filename) != IntPtr.Zero;

internal static bool ProbeUnixLibrary(
string filename,
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3 changes: 3 additions & 0 deletions StArray.ModManager/StArray.ModManager.csproj
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Expand Up @@ -24,7 +24,10 @@

<ItemGroup>
<EmbeddedResource Include="Resources\fa-solid-900.ttf" />
<EmbeddedResource Include="Resources\NotoSans-Regular.ttf" />
<EmbeddedResource Include="Resources\NotoSansCJK-Regular.otf" />
<EmbeddedResource Include="Resources\NotoSansSymbols2-Regular.ttf" />
<EmbeddedResource Include="Resources\OpenMoji-black-glyf.ttf" />
</ItemGroup>

<ItemGroup>
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178 changes: 134 additions & 44 deletions StArray.ModManager/UI/IImGuiRenderer.cs
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Expand Up @@ -27,72 +27,162 @@ void InitImGui()
ImGui.SetCurrentContext(ImGui.CreateContext());
var io = ImGui.GetIO();
io.ConfigFlags |= ImGuiConfigFlags.NavEnableKeyboard | ImGuiConfigFlags.DockingEnable;
LoadIconFont(io);
LoadEmbeddedFont(io);
// 注意：AddFontFromMemoryTTF 只存指针，Build() 时才真正读取数据
io.Fonts.Build();
// Build() 之后才能安全释放字体内存
FreeFontMemory();

try
{
var hasBaseFont = LoadEmbeddedFont(
io,
"StArray.ModManager.Resources.NotoSansCJK-Regular.otf",
ref _cjkFontPtr,
merge: false,
GetAllUnicodeRanges());

var latinFontIsBase = false;
if (!hasBaseFont)
{
latinFontIsBase = LoadEmbeddedFont(
io,
"StArray.ModManager.Resources.NotoSans-Regular.ttf",
ref _latinFontPtr,
merge: false,
GetAllUnicodeRanges());
hasBaseFont = latinFontIsBase;
}

if (!hasBaseFont)
{
io.Fonts.AddFontDefault();
hasBaseFont = true;
}

if (!latinFontIsBase)
{
LoadEmbeddedFont(
io,
"StArray.ModManager.Resources.NotoSans-Regular.ttf",
ref _latinFontPtr,
merge: true,
GetAllUnicodeRanges());
}
LoadEmbeddedFont(
io,
"StArray.ModManager.Resources.NotoSansSymbols2-Regular.ttf",
ref _symbolsFontPtr,
merge: true,
GetAllUnicodeRanges());
LoadEmbeddedFont(
io,
"StArray.ModManager.Resources.OpenMoji-black-glyf.ttf",
ref _emojiFontPtr,
merge: true,
GetAllUnicodeRanges());
LoadEmbeddedFont(
io,
"StArray.ModManager.Resources.fa-solid-900.ttf",
ref _iconFontPtr,
merge: true,
GetIconRanges());

// AddFontFromMemoryTTF 只保存指针，Build() 时才真正读取数据。
io.Fonts.Build();
}
finally
{
FreeFontMemory();
}
}

private static nint _fontPtr1, _fontPtr2;
private static nint _cjkFontPtr;
private static nint _latinFontPtr;
private static nint _symbolsFontPtr;
private static nint _emojiFontPtr;
private static nint _iconFontPtr;
private static nint _allUnicodeRangesPtr;
private static nint _iconRangesPtr;

private static void FreeFontMemory()
{
if (_fontPtr1 != 0) { Marshal.FreeHGlobal(_fontPtr1); _fontPtr1 = 0; }
if (_fontPtr2 != 0) { Marshal.FreeHGlobal(_fontPtr2); _fontPtr2 = 0; }
Free(ref _cjkFontPtr);
Free(ref _latinFontPtr);
Free(ref _symbolsFontPtr);
Free(ref _emojiFontPtr);
Free(ref _iconFontPtr);
Free(ref _allUnicodeRangesPtr);
Free(ref _iconRangesPtr);
}

private static unsafe void LoadEmbeddedFont(ImGuiIOPtr io)
private static void Free(ref nint ptr)
{
try
{
var asm = typeof(IImGuiRenderer).Assembly;
using var stream = asm.GetManifestResourceStream(
"StArray.ModManager.Resources.NotoSansCJK-Regular.otf");
if (stream == null) return;
if (ptr == 0) return;
Marshal.FreeHGlobal(ptr);
ptr = 0;
}

var ttf = new byte[stream.Length];
stream.ReadExactly(ttf);
_fontPtr1 = Marshal.AllocHGlobal(ttf.Length);
Marshal.Copy(ttf, 0, _fontPtr1, ttf.Length);
private static nint GetAllUnicodeRanges()
{
if (_allUnicodeRangesPtr != 0) return _allUnicodeRangesPtr;
_allUnicodeRangesPtr = AllocateRanges(0x0001, 0xFFFF);
return _allUnicodeRangesPtr;
}

// MergeMode: 中文字形合并到图标基础字体
var cfg = ImGuiNative.ImFontConfig_ImFontConfig();
cfg->MergeMode = 1;
cfg->FontDataOwnedByAtlas = 0; // 自己管理内存，Build() 后释放
private static nint GetIconRanges()
{
if (_iconRangesPtr != 0) return _iconRangesPtr;
_iconRangesPtr = AllocateRanges(0xE000, 0xF8FF);
return _iconRangesPtr;
}

var glyphRanges = io.Fonts.GetGlyphRangesChineseSimplifiedCommon();
io.Fonts.AddFontFromMemoryTTF(_fontPtr1, ttf.Length, 16f, cfg, glyphRanges);
ImGuiNative.ImFontConfig_destroy(cfg);
}
catch { /* 静默跳过 */ }
private static nint AllocateRanges(ushort first, ushort last)
{
var ptr = Marshal.AllocHGlobal(sizeof(ushort) * 3);
Marshal.WriteInt16(ptr, 0, (short)first);
Marshal.WriteInt16(ptr, sizeof(ushort), (short)last);
Marshal.WriteInt16(ptr, sizeof(ushort) * 2, 0);
return ptr;
}

private static unsafe void LoadIconFont(ImGuiIOPtr io)
private static unsafe bool LoadEmbeddedFont(
ImGuiIOPtr io,
string resourceName,
ref nint fontPtr,
bool merge,
nint glyphRanges)
{
try
{
var asm = typeof(IImGuiRenderer).Assembly;
using var stream = asm.GetManifestResourceStream(
"StArray.ModManager.Resources.fa-solid-900.ttf");
if (stream == null) return;
using var stream = asm.GetManifestResourceStream(resourceName);
if (stream == null) return false;

var ttf = new byte[stream.Length];
stream.ReadExactly(ttf);
_fontPtr2 = Marshal.AllocHGlobal(ttf.Length);
Marshal.Copy(ttf, 0, _fontPtr2, ttf.Length);
var fontData = new byte[checked((int)stream.Length)];
stream.ReadExactly(fontData);
fontPtr = Marshal.AllocHGlobal(fontData.Length);
Marshal.Copy(fontData, 0, fontPtr, fontData.Length);

// 基础字体：FontAwesome 7 图标
var cfg = ImGuiNative.ImFontConfig_ImFontConfig();
cfg->FontDataOwnedByAtlas = 0; // 自己管理内存
try
{
cfg->MergeMode = merge ? (byte)1 : (byte)0;
cfg->FontDataOwnedByAtlas = 0;
io.Fonts.AddFontFromMemoryTTF(
fontPtr,
fontData.Length,
16f,
cfg,
glyphRanges);
}
finally
{
ImGuiNative.ImFontConfig_destroy(cfg);
}

ushort[] iconRange = [0xe005, 0xf8ff, 0];
fixed (ushort* r = iconRange)
io.Fonts.AddFontFromMemoryTTF(_fontPtr2, ttf.Length, 16f, cfg, (IntPtr)r);
ImGuiNative.ImFontConfig_destroy(cfg);
return true;
}
catch
{
Free(ref fontPtr);
return false;
}
catch { /* 静默跳过 */ }
}

/// <summary>
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