1 /* === S Y N F I G ========================================================= */
2 /*! \file renderer_ducks.cpp
3 ** \brief Template File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2007, 2008 Chris Moore
11 ** This package is free software; you can redistribute it and/or
12 ** modify it under the terms of the GNU General Public License as
13 ** published by the Free Software Foundation; either version 2 of
14 ** the License, or (at your option) any later version.
16 ** This package is distributed in the hope that it will be useful,
17 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ** General Public License for more details.
22 /* ========================================================================= */
24 /* === H E A D E R S ======================================================= */
33 #include "renderer_ducks.h"
35 #include "duckmatic.h"
38 #include "widget_color.h"
39 #include <synfig/distance.h>
40 #include <synfig/valuenode_blinecalcvertex.h>
41 #include <synfig/valuenode_bline.h>
48 /* === U S I N G =========================================================== */
52 using namespace synfig;
53 using namespace studio;
55 /* === M A C R O S ========================================================= */
57 /* === G L O B A L S ======================================================= */
59 /* === P R O C E D U R E S ================================================= */
61 /* === M E T H O D S ======================================================= */
64 restrict_blinevertex_duck(etl::handle<Duck> duck, WorkArea& w_area, synfig::Point *point)
66 synfig::Point sub_trans_origin(duck->get_sub_trans_origin());
67 etl::handle<Duck> origin_duck = duck->get_origin_duck();
68 bool origin_changed = false;
70 origin_changed = restrict_blinevertex_duck(origin_duck, w_area, &sub_trans_origin);
72 if( ValueNode_BLineCalcVertex::Handle bline_vertex =
73 ValueNode_BLineCalcVertex::Handle::cast_dynamic(duck->get_value_desc().get_value_node())
76 synfig::Point closest_point = duck->get_point();
77 synfig::Real radius = 0.0;
78 ValueNode_BLine::Handle bline = ValueNode_BLine::Handle::cast_dynamic(bline_vertex->get_link(bline_vertex->get_link_index_from_name("bline")));
79 synfig::find_closest_point(
80 (*bline)(w_area.get_time()),
87 if(closest_point != duck->get_point())
89 *point = closest_point * duck->get_scalar() + sub_trans_origin;
96 *point = duck->get_point() * duck->get_scalar() + sub_trans_origin;
103 Renderer_Ducks::~Renderer_Ducks()
109 Renderer_Ducks::get_enabled_vfunc()const
111 return get_work_area()->grid_status();
123 ScreenDuck():width(0) { }
127 Renderer_Ducks::render_vfunc(
128 const Glib::RefPtr<Gdk::Drawable>& drawable,
129 const Gdk::Rectangle& /*expose_area*/
132 assert(get_work_area());
136 const synfig::Vector focus_point(get_work_area()->get_focus_point());
139 int drawable_w,drawable_h;
140 drawable->get_size(drawable_w,drawable_h);
142 Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(drawable));
145 const synfig::Vector::value_type window_startx(get_work_area()->get_window_tl()[0]);
146 const synfig::Vector::value_type window_starty(get_work_area()->get_window_tl()[1]);
148 const float pw(get_pw()),ph(get_ph());
150 const std::list<etl::handle<Duckmatic::Bezier> >& bezier_list(get_work_area()->bezier_list());
151 const bool solid_lines(get_work_area()->solid_lines);
153 const std::list<handle<Duckmatic::Stroke> >& stroke_list(get_work_area()->stroke_list());
155 Glib::RefPtr<Pango::Layout> layout(Pango::Layout::create(get_work_area()->get_pango_context()));
157 // Render the strokes
158 for(std::list<handle<Duckmatic::Stroke> >::const_iterator iter=stroke_list.begin();iter!=stroke_list.end();++iter)
160 Point window_start(window_startx,window_starty);
161 vector<Gdk::Point> points;
162 std::list<synfig::Point>::iterator iter2;
165 for(iter2=(*iter)->stroke_data->begin();iter2!=(*iter)->stroke_data->end();++iter2)
167 holder=*iter2-window_start;
168 holder[0]/=pw;holder[1]/=ph;
169 points.push_back(Gdk::Point(round_to_int(holder[0]),round_to_int(holder[1])));
172 gc->set_rgb_fg_color(colorconv_synfig2gdk((*iter)->color));
173 gc->set_function(Gdk::COPY);
174 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
177 drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
182 // Render the beziers
183 for(std::list<handle<Duckmatic::Bezier> >::const_iterator iter=bezier_list.begin();iter!=bezier_list.end();++iter)
185 Point sub_trans_p1((*iter)->p1->get_sub_trans_point());
186 Point sub_trans_p2((*iter)->p2->get_sub_trans_point());
187 Point sub_trans_c1((*iter)->c1->get_sub_trans_point());
188 Point sub_trans_c2((*iter)->c2->get_sub_trans_point());
190 WorkArea* w_area = get_work_area();
191 restrict_blinevertex_duck((*iter)->p1, *w_area, &sub_trans_p1);
192 restrict_blinevertex_duck((*iter)->p2, *w_area, &sub_trans_p2);
193 restrict_blinevertex_duck((*iter)->c1, *w_area, &sub_trans_c1);
194 restrict_blinevertex_duck((*iter)->c2, *w_area, &sub_trans_c2);
196 Point window_start(window_startx,window_starty);
197 Point p1((*iter)->p1->get_transform_stack().perform(sub_trans_p1)-window_start);
198 Point p2((*iter)->p2->get_transform_stack().perform(sub_trans_p2)-window_start);
199 Point c1((*iter)->c1->get_transform_stack().perform(sub_trans_c1)-window_start);
200 Point c2((*iter)->c2->get_transform_stack().perform(sub_trans_c2)-window_start);
205 bezier<Point> curve(p1,c1,c2,p2);
206 vector<Gdk::Point> points;
210 for(f=0;f<1.0;f+=1.0/17.0)
213 points.push_back(Gdk::Point(round_to_int(pt[0]),round_to_int(pt[1])));
215 points.push_back(Gdk::Point(round_to_int(p2[0]),round_to_int(p2[1])));
220 gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_1);
221 gc->set_function(Gdk::COPY);
222 gc->set_line_attributes(3,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
223 drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
224 gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_2);
225 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
226 drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
231 // gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
232 // gc->set_function(Gdk::INVERT);
233 // gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
234 // drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
235 gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_1);
236 gc->set_function(Gdk::COPY);
237 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
238 drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
239 gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_2);
240 gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
241 drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
247 const DuckList duck_list(get_work_area()->get_duck_list());
248 //Gtk::StateType state = Gtk::STATE_ACTIVE;
249 Gtk::ShadowType shadow=Gtk::SHADOW_OUT;
250 std::list<ScreenDuck> screen_duck_list;
251 const float radius((abs(pw)+abs(ph))*4);
253 etl::handle<Duck> hover_duck(get_work_area()->find_duck(get_work_area()->get_cursor_pos(),radius, get_work_area()->get_type_mask()));
256 for(std::list<handle<Duck> >::const_iterator iter=duck_list.begin();iter!=duck_list.end();++iter)
259 // If this type of duck has been masked, then skip it
260 if((*iter)->get_type() && (!(get_work_area()->get_type_mask() & (*iter)->get_type())))
264 // Gdk::Rectangle area;
265 Point sub_trans_point((*iter)->get_sub_trans_point());
266 Point sub_trans_origin((*iter)->get_sub_trans_origin());
267 etl::handle<Duck> origin_duck = (*iter)->get_origin_duck();
269 bool has_connect(false);
270 if((*iter)->get_tangent() || (*iter)->get_type()&Duck::TYPE_ANGLE)
274 if((*iter)->get_connect_duck())
277 sub_trans_origin = (*iter)->get_connect_duck()->get_sub_trans_point();
278 origin_duck = (*iter)->get_connect_duck();
282 if (App::restrict_radius_ducks &&
283 (*iter)->is_radius())
285 if (sub_trans_point[0] < sub_trans_origin[0])
286 sub_trans_point[0] = sub_trans_origin[0];
287 if (sub_trans_point[1] < sub_trans_origin[1])
288 sub_trans_point[1] = sub_trans_origin[1];
291 WorkArea* w_area = get_work_area();
292 restrict_blinevertex_duck((*iter), *w_area, &sub_trans_point);
294 restrict_blinevertex_duck(origin_duck, *w_area, &sub_trans_origin);
296 Point point((*iter)->get_transform_stack().perform(sub_trans_point));
297 Point origin((*iter)->get_transform_stack().perform(sub_trans_origin));
299 point[0]=(point[0]-window_startx)/pw;
300 point[1]=(point[1]-window_starty)/ph;
302 origin[0]=(origin[0]-window_startx)/pw;
303 origin[1]=(origin[1]-window_starty)/ph;
305 bool selected(get_work_area()->duck_is_selected(*iter));
306 bool hover(*iter==hover_duck || (*iter)->get_hover());
308 shadow = selected?Gtk::SHADOW_IN:Gtk::SHADOW_OUT;
310 if(get_work_area()->get_selected_value_node())
312 synfigapp::ValueDesc value_desc((*iter)->get_value_desc());
313 if(value_desc.is_valid() && value_desc.is_value_node() && get_work_area()->get_selected_value_node()==value_desc.get_value_node())
315 gc->set_function(Gdk::COPY);
316 gc->set_rgb_fg_color(DUCK_COLOR_SELECTED);
317 //gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
318 gc->set_line_attributes(2,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
320 drawable->draw_rectangle(gc,false,
321 round_to_int(point[0]-5),
322 round_to_int(point[1]-5),
330 if((*iter)->get_box_duck())
332 Point boxpoint((*iter)->get_box_duck()->get_trans_point());
333 boxpoint[0]=(boxpoint[0]-window_startx)/pw;
334 boxpoint[1]=(boxpoint[1]-window_starty)/ph;
335 Point tl(min(point[0],boxpoint[0]),min(point[1],boxpoint[1]));
337 gc->set_function(Gdk::COPY);
338 gc->set_rgb_fg_color(DUCK_COLOR_BOX_1);
339 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
340 drawable->draw_rectangle(gc,false,
343 round_to_int(abs(boxpoint[0]-point[0])),
344 round_to_int(abs(boxpoint[1]-point[1]))
346 gc->set_function(Gdk::COPY);
347 gc->set_rgb_fg_color(DUCK_COLOR_BOX_2);
348 gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
349 drawable->draw_rectangle(gc,false,
352 round_to_int(abs(boxpoint[0]-point[0])),
353 round_to_int(abs(boxpoint[1]-point[1]))
357 ScreenDuck screen_duck;
358 screen_duck.pos=point;
359 screen_duck.selected=selected;
360 screen_duck.hover=hover;
362 if(!(*iter)->get_editable())
363 screen_duck.color=(DUCK_COLOR_NOT_EDITABLE);
364 else if((*iter)->get_tangent())
365 screen_duck.color=((*iter)->get_scalar()<0 ? DUCK_COLOR_TANGENT_1 : DUCK_COLOR_TANGENT_2);
366 else if((*iter)->get_type()&Duck::TYPE_VERTEX)
367 screen_duck.color=DUCK_COLOR_VERTEX;
368 else if((*iter)->get_type()&Duck::TYPE_RADIUS)
369 screen_duck.color=DUCK_COLOR_RADIUS;
370 else if((*iter)->get_type()&Duck::TYPE_WIDTH)
371 screen_duck.color=DUCK_COLOR_WIDTH;
372 else if((*iter)->get_type()&Duck::TYPE_ANGLE)
373 screen_duck.color=(DUCK_COLOR_ANGLE);
375 screen_duck.color=DUCK_COLOR_OTHER;
377 screen_duck_list.push_front(screen_duck);
383 gc->set_line_attributes(3,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
384 gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_OUTSIDE);
385 gc->set_function(Gdk::COPY);
386 drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
387 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
388 gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_INSIDE);
389 drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
393 // gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
394 // gc->set_function(Gdk::INVERT);
395 // drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
396 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
397 gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_OUTSIDE);
398 gc->set_function(Gdk::COPY);
399 drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
400 gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
401 gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_INSIDE);
402 drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
406 if((*iter)->is_radius())
408 const Real mag((point-origin).mag());
409 const int d(round_to_int(mag*2));
410 const int x(round_to_int(origin[0]-mag));
411 const int y(round_to_int(origin[1]-mag));
415 gc->set_rgb_fg_color(Gdk::Color("#000000"));
416 gc->set_function(Gdk::COPY);
417 gc->set_line_attributes(3,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
428 gc->set_rgb_fg_color(Gdk::Color("#afafaf"));
432 gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
433 gc->set_function(Gdk::INVERT);
435 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
451 if (App::restrict_radius_ducks)
453 Point sub_trans_point((*iter)->get_sub_trans_point());
454 Point sub_trans_origin((*iter)->get_sub_trans_origin());
456 if (sub_trans_point[0] < sub_trans_origin[0])
457 sub_trans_point[0] = sub_trans_origin[0];
458 if (sub_trans_point[1] < sub_trans_origin[1])
459 sub_trans_point[1] = sub_trans_origin[1];
461 Point point((*iter)->get_transform_stack().perform(sub_trans_point));
462 Point origin((*iter)->get_transform_stack().perform(sub_trans_origin));
464 mag = (point-origin).mag();
467 mag = ((*iter)->get_trans_point()-(*iter)->get_trans_origin()).mag();
469 Distance real_mag(mag, Distance::SYSTEM_UNITS);
470 real_mag.convert(App::distance_system,get_work_area()->get_rend_desc());
471 layout->set_text(real_mag.get_string());
473 gc->set_rgb_fg_color(DUCK_COLOR_WIDTH_TEXT_1);
474 drawable->draw_layout(
476 round_to_int(point[0])+1+6,
477 round_to_int(point[1])+1-8,
480 gc->set_rgb_fg_color(DUCK_COLOR_WIDTH_TEXT_2);
481 drawable->draw_layout(
483 round_to_int(point[0])+6,
484 round_to_int(point[1])-8,
494 for(;screen_duck_list.size();screen_duck_list.pop_front())
498 Gdk::Color color(screen_duck_list.front().color);
500 if(!screen_duck_list.front().selected)
502 color.set_red(color.get_red()*2/3);
503 color.set_green(color.get_green()*2/3);
504 color.set_blue(color.get_blue()*2/3);
507 if(screen_duck_list.front().hover && !screen_duck_list.back().hover && screen_duck_list.size()>1)
509 screen_duck_list.push_back(screen_duck_list.front());
513 if(screen_duck_list.front().hover)
519 gc->set_function(Gdk::COPY);
520 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
521 gc->set_rgb_fg_color(DUCK_COLOR_OUTLINE);
525 round_to_int(screen_duck_list.front().pos[0]-radius),
526 round_to_int(screen_duck_list.front().pos[1]-radius),
534 gc->set_rgb_fg_color(color);
539 round_to_int(screen_duck_list.front().pos[0]-radius+outline),
540 round_to_int(screen_duck_list.front().pos[1]-radius+outline),