Fix max range, range cursor, and stc range control readouts

include/02_text_description.h

@@ -78,6 +78,14 @@ public:
     /* Return the rendered pixel width of text at the given scale. */
     float get_text_width(const std::string& text, float scale) const;
 
+    /* Render text at (x, y), wrapping on word boundaries when a line would
+     * exceed max_width pixels. y is decremented by line_height * scale after
+     * each rendered line, including the last. Never breaks within a word. */
+    void render_text_wrapped(const std::string& text,
+                              float x, float& y, float scale,
+                              float max_width, float line_height,
+                              float color_r, float color_g, float color_b);
+
     /* Set the orthographic projection for a viewport of w × h pixels.
      * Call this each time glViewport changes before rendering text. */
     void set_projection(int w, int h);