1 /* === S Y N F I G ========================================================= */
2 /*! \file renderer_bbox.cpp
3 ** \brief Template File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
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.
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.
21 /* ========================================================================= */
23 /* === H E A D E R S ======================================================= */
32 #include "renderer_bbox.h"
34 #include "canvasview.h"
37 /* === U S I N G =========================================================== */
41 using namespace synfig;
42 using namespace studio;
44 /* === M A C R O S ========================================================= */
46 /* === G L O B A L S ======================================================= */
48 /* === P R O C E D U R E S ================================================= */
50 /* === M E T H O D S ======================================================= */
52 Renderer_BBox::Renderer_BBox()
56 Renderer_BBox::~Renderer_BBox()
61 Renderer_BBox::get_bbox()
63 return get_work_area()->get_canvas_view()->get_bbox();
67 Renderer_BBox::render_vfunc(
68 const Glib::RefPtr<Gdk::Drawable>& drawable,
69 const Gdk::Rectangle& /*expose_area*/
72 assert(get_work_area());
76 // const synfig::RendDesc &rend_desc(get_work_area()->get_canvas()->rend_desc());
78 const synfig::Vector focus_point(get_work_area()->get_focus_point());
80 // std::vector< std::pair<Glib::RefPtr<Gdk::Pixbuf>,int> >& tile_book(get_tile_book());
82 int drawable_w,drawable_h;
83 drawable->get_size(drawable_w,drawable_h);
85 // Calculate the window coordinates of the top-left
86 // corner of the canvas.
87 // const synfig::Vector::value_type
88 // x(focus_point[0]/get_pw()+drawable_w/2-get_w()/2),
89 // y(focus_point[1]/get_ph()+drawable_h/2-get_h()/2);
91 /*const synfig::Vector::value_type window_startx(window_tl[0]);
92 const synfig::Vector::value_type window_endx(window_br[0]);
93 const synfig::Vector::value_type window_starty(window_tl[1]);
94 const synfig::Vector::value_type window_endy(window_br[1]);
97 // tile_w(get_work_area()->get_tile_w()),
98 // tile_h(get_work_area()->get_tile_h());
104 Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(drawable));
106 //const synfig::Vector grid_size(get_grid_size());
108 const synfig::Vector::value_type window_startx(get_work_area()->get_window_tl()[0]);
109 // const synfig::Vector::value_type window_endx(get_work_area()->get_window_br()[0]);
110 const synfig::Vector::value_type window_starty(get_work_area()->get_window_tl()[1]);
111 // const synfig::Vector::value_type window_endy(get_work_area()->get_window_br()[1]);
112 const float pw(get_pw()),ph(get_ph());
114 const synfig::Point curr_point(get_bbox().get_min());
115 const synfig::Point drag_point(get_bbox().get_max());
116 if(get_bbox().area()<10000000000000000.0)
118 gc->set_function(Gdk::INVERT);
119 gc->set_rgb_fg_color(Gdk::Color("#FFFFFF"));
120 //gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
121 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
123 Point tl(std::min(drag_point[0],curr_point[0]),std::min(drag_point[1],curr_point[1]));
124 Point br(std::max(drag_point[0],curr_point[0]),std::max(drag_point[1],curr_point[1]));
126 tl[0]=(tl[0]-window_startx)/pw;
127 tl[1]=(tl[1]-window_starty)/ph;
128 br[0]=(br[0]-window_startx)/pw;
129 br[1]=(br[1]-window_starty)/ph;
135 drawable->draw_rectangle(gc,false,
138 round_to_int(br[0]-tl[0]),
139 round_to_int(br[1]-tl[1])