1 files changed, 103 insertions, 0 deletions
diff --git a/Runtime/Scripting/GUI/GUI.bind.cpp b/Runtime/Scripting/GUI/GUI.bind.cpp
index a4ee772..e05d373 100644
--- a/Runtime/Scripting/GUI/GUI.bind.cpp
+++ b/Runtime/Scripting/GUI/GUI.bind.cpp
@@ -4,9 +4,110 @@
 #include "Runtime/FileSystem/FileJobs.h"
 #include "Runtime/GUI/Font.h"
 #include "Runtime/GUI/UITextMesh.h"
+#include "Runtime/GUI/utf8.h"
+#include "Runtime/Utilities/StaticInitiator.h"
+#include "Runtime/GUI/UITextMesh.h"
+#include "Runtime/Math/Math.h"
+#include "Runtime/GUI/TextMeshGenerator.h"
+#include "Runtime/Utilities/AutoInvoke.h"
+#include "Editor/Win/Win.h"
+#include "Runtime/GUI/UILine.h"
 
 using namespace std;
 using namespace LuaBind;
+
+static std::vector<character::Unicode>* s_Codepoints;
+
+InitializeStaticVariables([]() {
+	s_Codepoints = new std::vector<character::Unicode>();
+});
+
+#undef DrawText
+// GUI.DrawText(font, str, pixelSize, lineHeight, color, anchor, alignment, wordwrap, preferred, encoding)
+static int DrawText(lua_State* L)
+{
+	LUA_BIND_STATE(L);
+
+	Font* font = (Font*)state.GetUserdata<Font>(1);
+	char* buf = (char*)state.GetValue<const char*>(2, "");
+	int pixelSize = state.GetValue<int>(3, 12);
+	int lineHeight = state.GetValue<int>(4, pixelSize + 3);
+	Color32 color = state.GetValue<Color32>(5, Color32::white);
+	int anchor = state.GetValue<int>(6, TextAnchor_UpperLeft);
+	int alignment = state.GetValue<int>(7, TextAlignment_Left);
+	bool wordwrap = state.GetValue<bool>(8, false);
+	int preferred = state.GetValue<int>(9, 0);
+	int encoding = state.GetValue<int>(10, EEncoding::Encoding_UTF8);
+
+	s_Codepoints->clear();
+	InvokeWhenLeave([]() {
+		s_Codepoints->clear();
+	});
+
+	if (encoding == EEncoding::Encoding_UTF8)
+	{
+		while (*buf != 0) {
+			int err;
+			s_Codepoints->push_back(utf8::getu8c(&buf, &err));
+			if (err != 0)
+			{
+				log_warning("Illegal utf8 bytes %d", err);
+			}
+		}
+	}
+	else if (encoding == EEncoding::Encoding_UTF16)
+	{
+		while (*buf != 0) {
+			unsigned short* s = (unsigned short*)(buf);
+			s_Codepoints->push_back(*s);
+			buf += 2;
+		}
+	}
+	else if (encoding == EEncoding::Encoding_ASCII)
+	{
+		while (*buf != 0) {
+			s_Codepoints->push_back(*buf);
+			buf += 1;
+		}
+	}
+
+	font->RenderCharacters(*s_Codepoints, pixelSize);
+
+	UnicodeString str;
+	str.str = s_Codepoints->data();
+	str.length = s_Codepoints->size();
+
+	WipeGLError();
+
+	const UITextMesh* tm = g_TextMeshGenerator.GetTextMesh(str, font, pixelSize, lineHeight, color, (ETextAnchor)anchor, (ETextAlignment)alignment, wordwrap, preferred);
+	tm->Draw();
+
+	WipeGLError();
+
+	return 0;
+}
+
+#undef DrawLine
+// GUI.DrawLine(from, to)
+static int DrawLine(lua_State* L)
+{
+	LUA_BIND_STATE(L);
+
+	Vector2f from, to;
+	from.RestoreFromLuaObject(state, 1);
+	to.RestoreFromLuaObject(state, 2);
+
+	UILine line = UILine(from, to);
+	line.Draw();
+
+	return 0;
+}
+
+static luaL_Reg guiFuncs[] = {
+	{ "DrawText", DrawText },
+	{ "DrawLine", DrawLine },
+	{0, 0}
+};
 
 int luaopen_GameLab_Engine_GUI(lua_State* L)
 {
@@ -21,6 +122,8 @@ int luaopen_GameLab_Engine_GUI(lua_State* L)
 
     state.RegisterNativeClass<Font>();
 
+	state.RegisterMethods(guiFuncs);
+
     LUA_BIND_REGISTER_ENUM(state, "EEncoding",
         { "ASCII", Encoding_ASCII },
         { "UTF8",  Encoding_UTF8  },