X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Ftext.h;h=6ddbb231b37871089f90e6cc90ecfa3ba1a735e9;hb=2aa99730d8c3106deeac1186e057055604835752;hp=7be119216aae4086210e8cfec8133be9b65a2c8d;hpb=a87d05583cb7dffaf0e0f5eb9f9b2fc0bcf656e1;p=libs%2Fgltk.git

diff --git a/source/text.h b/source/text.h
index 7be1192..6ddbb23 100644
--- a/source/text.h
+++ b/source/text.h
@@ -3,12 +3,14 @@
 
 #include <string>
 #include <vector>
+#include "state.h"
 
 namespace Msp {
 namespace GLtk {
 
 class Geometry;
 class Part;
+class PartCache;
 class Style;
 
 /**
@@ -20,34 +22,55 @@ private:
 	struct Line
 	{
 		unsigned start;
+		unsigned bytes;
 		unsigned length;
 		unsigned width;
 	};
 
-	const Style *const &style;
+	struct RenderData;
+	struct CoordsToGeomData;
+
+	const Style *style;
 	std::string text;
 	std::vector<Line> lines;
 
 public:
-	Text(const Style *const &);
-	Text(const Style *const &, const std::string &);
+	Text();
+	Text(const Style &, const std::string &);
+
+	void set_style(const Style *);
 
 	unsigned get_width() const;
 	unsigned get_height() const;
+	void autosize(const Part &, Geometry &) const;
 
 	void set(const std::string &);
 	void erase(unsigned, unsigned);
 	void insert(unsigned, const std::string &);
 	const std::string &get() const { return text; }
 	unsigned size() const { return text.size(); }
+	unsigned get_n_lines() const { return lines.size(); }
+	unsigned get_visible_lines(const Part &, const Geometry &, unsigned *) const;
+	unsigned get_line_length(unsigned) const;
+	unsigned move_offset(unsigned, int) const;
+	void offset_to_coords(unsigned, unsigned &, unsigned &) const;
+	unsigned coords_to_offset(unsigned, unsigned) const;
+	Geometry coords_to_geometry(const Part &, const Geometry &, unsigned, unsigned, unsigned) const;
 
-	void update_style();
-
-	void render(const Part &, const Geometry &) const;
+	void build(const Part &, State, const Geometry &, PartCache &) const;
+	void build(const Part &, State, const Geometry &, unsigned, PartCache &) const;
 
 	Text &operator=(const std::string &);
 private:
 	void find_lines();
+	unsigned count_characters(unsigned, unsigned) const;
+	void check_alignment(unsigned) const;
+
+	template<typename T>
+	void process_lines(const Part &, const Geometry &, unsigned, void (Text::*)(unsigned, const Geometry &, T &) const, T &) const;
+
+	void build_line(unsigned, const Geometry &, RenderData &) const;
+	void coords_to_geom_line(unsigned, const Geometry &, CoordsToGeomData &) const;
 };
 
 } // namespace GLtk