Add two more font/text related Lua functions, and some more:

+ entity_getBoneByInternalId()
+ entity_getNumBones()
+ text_getLineHeight()
+ text_getNumLines()

BBGE/BaseText.h

@@ -13,6 +13,8 @@ public:
 	virtual void setWidth(float width) = 0;
 	virtual void setFontSize(float sz) = 0;
 	virtual void setAlign(Align a) = 0;
+	virtual float getLineHeight() = 0;
+	virtual int getNumLines() = 0;
 	virtual float getHeight() = 0; // total height
 	virtual float getStringWidth(const std::string& text) = 0; // width of string when not auto-wrapped
 	virtual float getActualWidth() = 0; // width of text after wrapping

BBGE/BitmapFont.cpp

@@ -148,6 +148,11 @@ float BitmapText::getHeight()
 	return lines.size()*sz;
 }
 
+float BitmapText::getLineHeight()
+{
+	return bmpFont->font.GetCharHeight('A') * bmpFont->scale;
+}
+
 void BitmapText::formatText()
 {
 	std::string text;

BBGE/BitmapFont.h

@@ -77,8 +77,9 @@ public:
 	void reloadDevice();
 	float getStringWidth(const std::string& text);
 	float getActualWidth() { return maxW; }
-
+	float getLineHeight();
 	int getNumLines();
+
 protected:
 	float scrollSpeed;
 	BmpFont *bmpFont;

BBGE/DebugFont.cpp

@@ -53,6 +53,11 @@ float DebugFont::getHeight()
 	return fontDrawSize * lines.size() * 1.5f; // vspc in render()
 }
 
+float DebugFont::getLineHeight()
+{
+	return fontDrawSize * 1.5f; // vspc in render()
+}
+
 float DebugFont::getStringWidth(const std::string& text)
 {
 	int maxchars = 0;

BBGE/DebugFont.h

@@ -34,6 +34,7 @@ public:
 	int getNumLines() { return lines.size(); }
 	virtual void setAlign(Align align);
 	virtual float getHeight();
+	virtual float getLineHeight();
 	virtual float getStringWidth(const std::string& text);
 	virtual float getActualWidth();
 protected:

BBGE/TTFFont.cpp

@@ -96,6 +96,10 @@ void TTFText::updateAlign()
 	}
 }
 
+int TTFText::getNumLines()
+{
+	return (int)text.size();
+}
 
 float TTFText::getHeight()
 {

BBGE/TTFFont.h

@@ -61,6 +61,7 @@ public:
 	bool shadow;
 	int findLine(const std::string &label);
 	float getLineHeight();
+	int getNumLines();
 protected:
 	float width;
 	float lineHeight;