Experimental getGlyphRect(idx) in preparation for chat hyperlinks

etternagame · Nov 27, 2018 · 005753b · 005753b
1 parent c512d3a
commit 005753b
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Showing 2 changed files with 20 additions and 2 deletions.
diff --git a/src/BitmapText.cpp b/src/BitmapText.cpp
@@ -1435,6 +1435,23 @@ ColorBitmapText::SetMaxLines(int iNumLines, int iDirection)
 class LunaBitmapText : public Luna<BitmapText>
 {
   public:
+	static int getGlyphRect(T* p, lua_State* L)
+	{
+		int idx = (IArg(1) - 1) * 4; // lua idx start at 1 and 4 verts per glyph
+		if (idx < 0 || idx >= p->m_aVertices.size()) {
+			lua_pushnil(L);
+			return 1;
+		}
+		for (int i = 0; i < 4; i++) {
+			lua_newtable(L);
+			auto& v = p->m_aVertices[idx + i].p;
+			lua_pushnumber(L, v.x);
+			lua_rawseti(L, -2, 1);
+			lua_pushnumber(L, v.y);
+			lua_rawseti(L, -2, 2);
+		}
+		return 4;
+	}
 	static int wrapwidthpixels(T* p, lua_State* L)
 	{
 		p->SetWrapWidthPixels(IArg(1));
@@ -1541,6 +1558,7 @@ class LunaBitmapText : public Luna<BitmapText>
 
 	LunaBitmapText()
 	{
+		ADD_METHOD(getGlyphRect);
 		ADD_METHOD(wrapwidthpixels);
 		ADD_METHOD(maxwidth);
 		ADD_METHOD(maxheight);

diff --git a/src/BitmapText.h b/src/BitmapText.h
@@ -146,6 +146,8 @@ class BitmapText : public Actor
 	// Commands
 	void PushSelf(lua_State* L) override;
 
+	vector<RageSpriteVertex> m_aVertices;
+
   protected:
 	Font* m_pFont;
 	bool m_bUppercase;
@@ -163,8 +165,6 @@ class BitmapText : public Actor
 	float m_fDistortion;
 	int m_iVertSpacing;
 
-	vector<RageSpriteVertex> m_aVertices;
-
 	vector<FontPageTextures*> m_vpFontPageTextures;
 	map<size_t, Attribute> m_mAttributes;
 	bool m_bHasGlowAttribute;