synfig-studio/trunk/src/gtkmm/renderer_timecode.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file renderer_timecode.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **
  10 **      This package is free software; you can redistribute it and/or
  11 **      modify it under the terms of the GNU General Public License as
  12 **      published by the Free Software Foundation; either version 2 of
  13 **      the License, or (at your option) any later version.
  14 **
  15 **      This package is distributed in the hope that it will be useful,
  16 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18 **      General Public License for more details.
  19 **      \endlegal
  20 */
  21 /* ========================================================================= */
  22
  23 /* === H E A D E R S ======================================================= */
  24
  25 #ifdef USING_PCH
  26 #       include "pch.h"
  27 #else
  28 #ifdef HAVE_CONFIG_H
  29 #       include <config.h>
  30 #endif
  31
  32 #include "renderer_timecode.h"
  33 #include "workarea.h"
  34 #include <pangomm/layout.h>
  35 #include <pangomm/context.h>
  36 #include <pango/pango.h>
  37 #include "app.h"
  38 #include <cassert>
  39
  40 #endif
  41
  42 /* === U S I N G =========================================================== */
  43
  44 using namespace std;
  45 using namespace etl;
  46 using namespace synfig;
  47 using namespace studio;
  48
  49 /* === M A C R O S ========================================================= */
  50
  51 /* === G L O B A L S ======================================================= */
  52
  53 /* === P R O C E D U R E S ================================================= */
  54
  55 /* === M E T H O D S ======================================================= */
  56
  57 Renderer_Timecode::~Renderer_Timecode()
  58 {
  59 }
  60
  61 bool
  62 Renderer_Timecode::get_enabled_vfunc()const
  63 {
  64         Canvas::Handle canvas(get_work_area()->get_canvas());
  65         return (canvas->rend_desc().get_time_start()!=canvas->rend_desc().get_time_end() ||
  66                 canvas->get_time()!=canvas->rend_desc().get_time_start());
  67 }
  68
  69 synfig::Vector
  70 Renderer_Timecode::get_grid_size()const
  71 {
  72         return get_work_area()->get_grid_size();
  73 }
  74
  75 void
  76 Renderer_Timecode::render_vfunc(
  77         const Glib::RefPtr<Gdk::Drawable>& drawable,
  78         const Gdk::Rectangle& expose_area
  79 )
  80 {
  81         assert(get_work_area());
  82         if(!get_work_area())
  83                 return;
  84
  85         //const synfig::RendDesc &rend_desc(get_work_area()->get_canvas()->rend_desc());
  86
  87         const synfig::Vector focus_point(get_work_area()->get_focus_point());
  88
  89         //std::vector< std::pair<Glib::RefPtr<Gdk::Pixbuf>,int> >& tile_book(get_tile_book());
  90
  91         int drawable_w,drawable_h;
  92         drawable->get_size(drawable_w,drawable_h);
  93
  94         // Calculate the window coordinates of the top-left
  95         // corner of the canvas.
  96 //      const synfig::Vector::value_type
  97 //              x(focus_point[0]/get_pw()+drawable_w/2-get_w()/2),
  98 //              y(focus_point[1]/get_ph()+drawable_h/2-get_h()/2);
  99
 100         /*const synfig::Vector::value_type window_startx(window_tl[0]);
 101         const synfig::Vector::value_type window_endx(window_br[0]);
 102         const synfig::Vector::value_type window_starty(window_tl[1]);
 103         const synfig::Vector::value_type window_endy(window_br[1]);
 104         */
 105 //      const int
 106 //              tile_w(get_work_area()->get_tile_w()),
 107 //              tile_h(get_work_area()->get_tile_h());
 108
 109 //      const int
 110 //              w(get_w()),
 111 //              h(get_h());
 112
 113         Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(drawable));
 114
 115         //const synfig::Vector grid_size(get_grid_size());
 116
 117 //      const synfig::Vector::value_type window_startx(get_work_area()->get_window_tl()[0]);
 118 //      const synfig::Vector::value_type window_endx(get_work_area()->get_window_br()[0]);
 119 //      const synfig::Vector::value_type window_starty(get_work_area()->get_window_tl()[1]);
 120 //      const synfig::Vector::value_type window_endy(get_work_area()->get_window_br()[1]);
 121 //      const float pw(get_pw()),ph(get_ph());
 122
 123         Canvas::Handle canvas(get_work_area()->get_canvas());
 124         synfig::Time cur_time(canvas->get_time());
 125
 126         // Print out the timecode
 127         {
 128                 Glib::RefPtr<Pango::Layout> layout(Pango::Layout::create(get_work_area()->get_pango_context()));
 129
 130 /*              Glib::ustring timecode(cur_time.get_string(rend_desc.get_frame_rate(),App::get_time_format()));
 131
 132                 try
 133                 {
 134                         timecode+="\n"+canvas->keyframe_list().find(cur_time)->get_description();
 135                         gc->set_rgb_fg_color(Gdk::Color("#FF0000"));
 136                 }
 137                 catch(synfig::Exception::NotFound)
 138                 {
 139                         return;
 140                         gc->set_rgb_fg_color(Gdk::Color("#000000"));
 141                 }
 142
 143                 layout->set_text(timecode);
 144 */
 145
 146                 gc->set_rgb_fg_color(Gdk::Color("#5f0000"));
 147                 try
 148                 {
 149                         layout->set_text(canvas->keyframe_list().find(cur_time)->get_description());
 150                 }
 151                 catch(synfig::Exception::NotFound)
 152                 {
 153                         return;
 154                 }
 155                 catch(...) {
 156                         assert(0);
 157                 }
 158
 159                 drawable->draw_layout(gc, 4, 4, layout);
 160         }
 161 }