--- /dev/null
+/* === S I N F G =========================================================== */
+/*! \file target_tile.h
+** \brief Template Header
+**
+** $Id: target_tile.h,v 1.1.1.1 2005/01/04 01:23:15 darco Exp $
+**
+** \legal
+** Copyright (c) 2002 Robert B. Quattlebaum Jr.
+**
+** This software and associated documentation
+** are CONFIDENTIAL and PROPRIETARY property of
+** the above-mentioned copyright holder.
+**
+** You may not copy, print, publish, or in any
+** other way distribute this software without
+** a prior written agreement with
+** the copyright holder.
+** \endlegal
+*/
+/* ========================================================================= */
+
+/* === S T A R T =========================================================== */
+
+#ifndef __SINFG_TARGET_TILE_H
+#define __SINFG_TARGET_TILE_H
+
+/* === H E A D E R S ======================================================= */
+
+#include "target.h"
+
+/* === M A C R O S ========================================================= */
+
+/* === T Y P E D E F S ===================================================== */
+
+/* === C L A S S E S & S T R U C T S ======================================= */
+
+namespace sinfg {
+
+/*! \class Target_Tile
+** \brief Render-target
+** \todo writeme
+*/
+class Target_Tile : public Target
+{
+ int threads_;
+ int tile_w_;
+ int tile_h_;
+ int curr_tile_;
+ int curr_frame_;
+ bool clipping_;
+public:
+ typedef etl::handle<Target_Tile> Handle;
+ typedef etl::loose_handle<Target_Tile> LooseHandle;
+ typedef etl::handle<const Target_Tile> ConstHandle;
+
+ Target_Tile();
+
+ //! Renders the canvas to the target
+ virtual bool render(ProgressCallback *cb=NULL);
+
+ //! Determines which tile needs to be rendered next.
+ /*! Most cases will not have to redefine this function.
+ ** The default should be adequate in nearly all situations.
+ ** \returns The number of tiles left to go <i>plus one</i>.
+ ** This means that whenever this function returns zero,
+ ** there are no more tiles to render and that any value
+ ** in \a x or \a y should be disregarded. */
+ virtual int next_tile(int& x, int& y);
+
+ virtual int next_frame(Time& time);
+
+ //! Adds the tile at \a x , \a y contained in \a surface
+ virtual bool add_tile(const sinfg::Surface &surface, int x, int y)=0;
+
+ virtual int total_tiles()const
+ {
+ // Width of the image(in tiles)
+ const int tw(rend_desc().get_w()/tile_w_+(rend_desc().get_w()%tile_w_?1:0));
+ const int th(rend_desc().get_h()/tile_h_+(rend_desc().get_h()%tile_h_?1:0));
+
+ return tw*th;
+ }
+
+ //! Marks the start of a frame
+ /*! \return \c true on success, \c false upon an error.
+ ** \see end_frame(), start_scanline()
+ */
+ virtual bool start_frame(ProgressCallback *cb=NULL)=0;
+
+ //! Marks the end of a frame
+ /*! \see start_frame() */
+ virtual void end_frame()=0;
+
+ void set_threads(int x) { threads_=x; }
+
+ int get_threads()const { return threads_; }
+
+ void set_tile_w(int w) { tile_w_=w; }
+
+ int get_tile_w()const { return tile_w_; }
+
+ void set_tile_h(int h) { tile_h_=h; }
+
+ int get_tile_h()const { return tile_h_; }
+
+ bool get_clipping()const { return clipping_; }
+
+ void set_clipping(bool x) { clipping_=x; }
+
+private:
+
+ bool render_frame_(Context context,ProgressCallback *cb=0);
+
+}; // END of class Target_Tile
+
+}; // END of namespace sinfg
+
+/* === E N D =============================================================== */
+
+#endif