add the api routines to query the text objects

legacy/evas/src/Evas.h

@@ -323,13 +323,16 @@ double evas_screen_x_to_world(Evas e, int x);
 double evas_screen_y_to_world(Evas e, int y);
 	 
 /* text query ops */
-char *evas_get_text_string(Evas e, Evas_Object o);
-char *evas_get_text_font(Evas e, Evas_Object o);
-int  evas_get_text_size(Evas e, Evas_Object o);
-int  evas_text_at_position(Evas e, Evas_Object o, double x, double y, int *char_x, int *char_y, int *char_w, int *char_h);
-void evas_text_at(Evas e, Evas_Object o, int index, int *char_x, int *char_y, int *char_w, int *char_h);
-void evas_text_get_ascent_descent(Evas e, Evas_Object o, double *ascent, double *descent);
-
+char  *evas_get_text_string(Evas e, Evas_Object o);
+char  *evas_get_text_font(Evas e, Evas_Object o);
+int    evas_get_text_size(Evas e, Evas_Object o);
+int    evas_text_at_position(Evas e, Evas_Object o, double x, double y, int *char_x, int *char_y, int *char_w, int *char_h);
+void   evas_text_at(Evas e, Evas_Object o, int index, int *char_x, int *char_y, int *char_w, int *char_h);
+void   evas_text_get_ascent_descent(Evas e, Evas_Object o, double *ascent, double *descent);
+void   evas_text_get_max_ascent_descent(Evas e, Evas_Object o, double *ascent, double *descent);
+void   evas_text_get_advance(Evas e, Evas_Object o, double *h_advance, double *v_advance);
+double evas_text_get_inset(Evas e, Evas_Object o);
+	 
 /* object query ops */
 void evas_get_color(Evas e, Evas_Object o, int *r, int *g, int *b, int *a);
 Evas_Object evas_get_object_under_mouse(Evas e);

legacy/evas/src/evas_text.c

@@ -297,6 +297,145 @@ evas_text_get_ascent_descent(Evas e, Evas_Object o,
    if (descent) *descent = d;   
 }
 
+void
+evas_text_get_max_ascent_descent(Evas e, Evas_Object o, 
+				 double *ascent, double *descent)
+{
+   int a, d;
+   Evas_Object_Text oo;
+   
+   oo = o;
+   a = 0; d = 0;
+   switch (e->current.render_method)
+     {
+     case RENDER_METHOD_ALPHA_SOFTWARE:
+	  {
+	     Evas_Imlib_Font *fn;
+	     
+	     fn = __evas_imlib_text_font_new(e->current.display, oo->current.font, oo->current.size);
+	     if (fn)
+	       {
+		  a = __evas_imlib_text_font_get_max_ascent(fn);
+		  d = __evas_imlib_text_font_get_max_descent(fn);
+		  __evas_imlib_text_font_free(fn);
+	       }
+	  }
+	break;
+     case RENDER_METHOD_BASIC_HARDWARE:
+	break;
+     case RENDER_METHOD_3D_HARDWARE:
+	  {
+	     Evas_GL_Font *fn;
+	     
+	     fn = __evas_gl_text_font_new(e->current.display, oo->current.font, oo->current.size);
+	     if (fn)
+	       {
+		  a = __evas_gl_text_font_get_max_ascent(fn);
+		  d = __evas_gl_text_font_get_max_descent(fn);
+		  __evas_gl_text_font_free(fn);
+	       }
+	  }
+	break;
+     case RENDER_METHOD_ALPHA_HARDWARE:
+	break;
+     default:
+	break;
+     }
+   if (ascent) *ascent = a;
+   if (descent) *descent = d;   
+}
+
+void
+evas_text_get_advance(Evas e, Evas_Object o, 
+		      double *h_advance, double *v_advance)
+{
+   int a, d;
+   Evas_Object_Text oo;
+   
+   oo = o;
+   a = 0; d = 0;
+   switch (e->current.render_method)
+     {
+     case RENDER_METHOD_ALPHA_SOFTWARE:
+	  {
+	     Evas_Imlib_Font *fn;
+	     
+	     fn = __evas_imlib_text_font_new(e->current.display, oo->current.font, oo->current.size);
+	     if (fn)
+	       {
+		  __evas_imlib_text_font_get_advances(fn, oo->current.text, &a, &d);
+		  __evas_imlib_text_font_free(fn);
+	       }
+	  }
+	break;
+     case RENDER_METHOD_BASIC_HARDWARE:
+	break;
+     case RENDER_METHOD_3D_HARDWARE:
+	  {
+	     Evas_GL_Font *fn;
+	     
+	     fn = __evas_gl_text_font_new(e->current.display, oo->current.font, oo->current.size);
+	     if (fn)
+	       {
+		  __evas_gl_text_font_get_advances(fn, oo->current.text, &a, &d);
+		  __evas_gl_text_font_free(fn);
+	       }
+	  }
+	break;
+     case RENDER_METHOD_ALPHA_HARDWARE:
+	break;
+     default:
+	break;
+     }
+   if (h_advance) *h_advance = a;
+   if (v_advance) *v_advance = d;   
+}
+
+double
+evas_text_get_inset(Evas e, Evas_Object o)
+{
+   Evas_Object_Text oo;
+   int inset;
+   
+   oo = o;
+   switch (e->current.render_method)
+     {
+     case RENDER_METHOD_ALPHA_SOFTWARE:
+	  {
+	     Evas_Imlib_Font *fn;
+	     
+	     fn = __evas_imlib_text_font_new(e->current.display, oo->current.font, oo->current.size);
+	     if (fn)
+	       {
+		  inset = __evas_imlib_text_font_get_first_inset(fn, oo->current.text);
+		  __evas_imlib_text_font_free(fn);
+		  return (double)inset;
+	       }
+	  }
+	break;
+     case RENDER_METHOD_BASIC_HARDWARE:
+	break;
+     case RENDER_METHOD_3D_HARDWARE:
+	  {
+	     Evas_GL_Font *fn;
+	     
+	     fn = __evas_gl_text_font_new(e->current.display, oo->current.font, oo->current.size);
+	     if (fn)
+	       {
+		  inset = __evas_gl_text_font_get_first_inset(fn, oo->current.text);
+		  __evas_gl_text_font_free(fn);
+		  return (double)inset;
+	       }
+	  }
+	break;
+     case RENDER_METHOD_ALPHA_HARDWARE:
+	break;
+     default:
+	break;
+     }
+   return 0;
+}
+
 void
 evas_set_text(Evas e, Evas_Object o, char *text)
 {