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 synfig::find_closest_point(
79 ( *bline_vertex->get_link(bline_vertex->get_link_index_from_name("bline")) )( w_area.get_time() ),
82 ( *bline_vertex->get_link(bline_vertex->get_link_index_from_name("loop")) )( w_area.get_time() ).get(bool()),
86 if(closest_point != duck->get_point())
88 *point = closest_point * duck->get_scalar() + sub_trans_origin;
95 *point = duck->get_point() * duck->get_scalar() + sub_trans_origin;
102 Renderer_Ducks::~Renderer_Ducks()
108 Renderer_Ducks::get_enabled_vfunc()const
110 return get_work_area()->grid_status();
122 ScreenDuck():width(0) { }
126 Renderer_Ducks::render_vfunc(
127 const Glib::RefPtr<Gdk::Drawable>& drawable,
128 const Gdk::Rectangle& /*expose_area*/
131 assert(get_work_area());
135 const synfig::Vector focus_point(get_work_area()->get_focus_point());
138 int drawable_w,drawable_h;
139 drawable->get_size(drawable_w,drawable_h);
141 Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(drawable));
144 const synfig::Vector::value_type window_startx(get_work_area()->get_window_tl()[0]);
145 const synfig::Vector::value_type window_starty(get_work_area()->get_window_tl()[1]);
147 const float pw(get_pw()),ph(get_ph());
149 const std::list<etl::handle<Duckmatic::Bezier> >& bezier_list(get_work_area()->bezier_list());
150 const bool solid_lines(get_work_area()->solid_lines);
152 const std::list<handle<Duckmatic::Stroke> >& stroke_list(get_work_area()->stroke_list());
154 Glib::RefPtr<Pango::Layout> layout(Pango::Layout::create(get_work_area()->get_pango_context()));
156 // Render the strokes
157 for(std::list<handle<Duckmatic::Stroke> >::const_iterator iter=stroke_list.begin();iter!=stroke_list.end();++iter)
159 Point window_start(window_startx,window_starty);
160 vector<Gdk::Point> points;
161 std::list<synfig::Point>::iterator iter2;
164 for(iter2=(*iter)->stroke_data->begin();iter2!=(*iter)->stroke_data->end();++iter2)
166 holder=*iter2-window_start;
167 holder[0]/=pw;holder[1]/=ph;
168 points.push_back(Gdk::Point(round_to_int(holder[0]),round_to_int(holder[1])));
171 gc->set_rgb_fg_color(colorconv_synfig2gdk((*iter)->color));
172 gc->set_function(Gdk::COPY);
173 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
176 drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
181 // Render the beziers
182 for(std::list<handle<Duckmatic::Bezier> >::const_iterator iter=bezier_list.begin();iter!=bezier_list.end();++iter)
184 Point sub_trans_p1((*iter)->p1->get_sub_trans_point());
185 Point sub_trans_p2((*iter)->p2->get_sub_trans_point());
186 Point sub_trans_c1((*iter)->c1->get_sub_trans_point());
187 Point sub_trans_c2((*iter)->c2->get_sub_trans_point());
189 WorkArea* w_area = get_work_area();
190 restrict_blinevertex_duck((*iter)->p1, *w_area, &sub_trans_p1);
191 restrict_blinevertex_duck((*iter)->p2, *w_area, &sub_trans_p2);
192 restrict_blinevertex_duck((*iter)->c1, *w_area, &sub_trans_c1);
193 restrict_blinevertex_duck((*iter)->c2, *w_area, &sub_trans_c2);
195 Point window_start(window_startx,window_starty);
196 Point p1((*iter)->p1->get_transform_stack().perform(sub_trans_p1)-window_start);
197 Point p2((*iter)->p2->get_transform_stack().perform(sub_trans_p2)-window_start);
198 Point c1((*iter)->c1->get_transform_stack().perform(sub_trans_c1)-window_start);
199 Point c2((*iter)->c2->get_transform_stack().perform(sub_trans_c2)-window_start);
204 bezier<Point> curve(p1,c1,c2,p2);
205 vector<Gdk::Point> points;
209 for(f=0;f<1.0;f+=1.0/17.0)
212 points.push_back(Gdk::Point(round_to_int(pt[0]),round_to_int(pt[1])));
214 points.push_back(Gdk::Point(round_to_int(p2[0]),round_to_int(p2[1])));
219 gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_1);
220 gc->set_function(Gdk::COPY);
221 gc->set_line_attributes(3,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
222 drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
223 gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_2);
224 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
225 drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
230 // gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
231 // gc->set_function(Gdk::INVERT);
232 // gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
233 // drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
234 gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_1);
235 gc->set_function(Gdk::COPY);
236 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
237 drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
238 gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_2);
239 gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
240 drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
246 const DuckList duck_list(get_work_area()->get_duck_list());
247 //Gtk::StateType state = Gtk::STATE_ACTIVE;
248 Gtk::ShadowType shadow=Gtk::SHADOW_OUT;
249 std::list<ScreenDuck> screen_duck_list;
250 const float radius((abs(pw)+abs(ph))*4);
252 etl::handle<Duck> hover_duck(get_work_area()->find_duck(get_work_area()->get_cursor_pos(),radius, get_work_area()->get_type_mask()));
255 for(std::list<handle<Duck> >::const_iterator iter=duck_list.begin();iter!=duck_list.end();++iter)
258 // If this type of duck has been masked, then skip it
259 if((*iter)->get_type() && (!(get_work_area()->get_type_mask() & (*iter)->get_type())))
263 // Gdk::Rectangle area;
264 Point sub_trans_point((*iter)->get_sub_trans_point());
265 Point sub_trans_origin((*iter)->get_sub_trans_origin());
266 etl::handle<Duck> origin_duck = (*iter)->get_origin_duck();
268 bool has_connect(false);
269 if((*iter)->get_tangent() || (*iter)->get_type()&Duck::TYPE_ANGLE)
273 if((*iter)->get_connect_duck())
276 sub_trans_origin = (*iter)->get_connect_duck()->get_sub_trans_point();
277 origin_duck = (*iter)->get_connect_duck();
281 if (App::restrict_radius_ducks &&
282 (*iter)->is_radius())
284 if (sub_trans_point[0] < sub_trans_origin[0])
285 sub_trans_point[0] = sub_trans_origin[0];
286 if (sub_trans_point[1] < sub_trans_origin[1])
287 sub_trans_point[1] = sub_trans_origin[1];
290 WorkArea* w_area = get_work_area();
291 restrict_blinevertex_duck((*iter), *w_area, &sub_trans_point);
293 restrict_blinevertex_duck(origin_duck, *w_area, &sub_trans_origin);
295 Point point((*iter)->get_transform_stack().perform(sub_trans_point));
296 Point origin((*iter)->get_transform_stack().perform(sub_trans_origin));
298 point[0]=(point[0]-window_startx)/pw;
299 point[1]=(point[1]-window_starty)/ph;
301 origin[0]=(origin[0]-window_startx)/pw;
302 origin[1]=(origin[1]-window_starty)/ph;
304 bool selected(get_work_area()->duck_is_selected(*iter));
305 bool hover(*iter==hover_duck || (*iter)->get_hover());
307 shadow = selected?Gtk::SHADOW_IN:Gtk::SHADOW_OUT;
309 if(get_work_area()->get_selected_value_node())
311 synfigapp::ValueDesc value_desc((*iter)->get_value_desc());
312 if(value_desc.is_valid() && value_desc.is_value_node() && get_work_area()->get_selected_value_node()==value_desc.get_value_node())
314 gc->set_function(Gdk::COPY);
315 gc->set_rgb_fg_color(DUCK_COLOR_SELECTED);
316 //gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
317 gc->set_line_attributes(2,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
319 drawable->draw_rectangle(gc,false,
320 round_to_int(point[0]-5),
321 round_to_int(point[1]-5),
329 if((*iter)->get_box_duck())
331 Point boxpoint((*iter)->get_box_duck()->get_trans_point());
332 boxpoint[0]=(boxpoint[0]-window_startx)/pw;
333 boxpoint[1]=(boxpoint[1]-window_starty)/ph;
334 Point tl(min(point[0],boxpoint[0]),min(point[1],boxpoint[1]));
336 gc->set_function(Gdk::COPY);
337 gc->set_rgb_fg_color(DUCK_COLOR_BOX_1);
338 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
339 drawable->draw_rectangle(gc,false,
342 round_to_int(abs(boxpoint[0]-point[0])),
343 round_to_int(abs(boxpoint[1]-point[1]))
345 gc->set_function(Gdk::COPY);
346 gc->set_rgb_fg_color(DUCK_COLOR_BOX_2);
347 gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
348 drawable->draw_rectangle(gc,false,
351 round_to_int(abs(boxpoint[0]-point[0])),
352 round_to_int(abs(boxpoint[1]-point[1]))
356 ScreenDuck screen_duck;
357 screen_duck.pos=point;
358 screen_duck.selected=selected;
359 screen_duck.hover=hover;
361 if(!(*iter)->get_editable())
362 screen_duck.color=(DUCK_COLOR_NOT_EDITABLE);
363 else if((*iter)->get_tangent())
364 screen_duck.color=((*iter)->get_scalar()<0 ? DUCK_COLOR_TANGENT_1 : DUCK_COLOR_TANGENT_2);
365 else if((*iter)->get_type()&Duck::TYPE_VERTEX)
366 screen_duck.color=DUCK_COLOR_VERTEX;
367 else if((*iter)->get_type()&Duck::TYPE_RADIUS)
368 screen_duck.color=DUCK_COLOR_RADIUS;
369 else if((*iter)->get_type()&Duck::TYPE_WIDTH)
370 screen_duck.color=DUCK_COLOR_WIDTH;
371 else if((*iter)->get_type()&Duck::TYPE_ANGLE)
372 screen_duck.color=(DUCK_COLOR_ANGLE);
374 screen_duck.color=DUCK_COLOR_OTHER;
376 screen_duck_list.push_front(screen_duck);
382 gc->set_line_attributes(3,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
383 gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_OUTSIDE);
384 gc->set_function(Gdk::COPY);
385 drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
386 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
387 gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_INSIDE);
388 drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
392 // gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
393 // gc->set_function(Gdk::INVERT);
394 // drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
395 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
396 gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_OUTSIDE);
397 gc->set_function(Gdk::COPY);
398 drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
399 gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
400 gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_INSIDE);
401 drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
405 if((*iter)->is_radius())
407 const Real mag((point-origin).mag());
408 const int d(round_to_int(mag*2));
409 const int x(round_to_int(origin[0]-mag));
410 const int y(round_to_int(origin[1]-mag));
414 gc->set_rgb_fg_color(Gdk::Color("#000000"));
415 gc->set_function(Gdk::COPY);
416 gc->set_line_attributes(3,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
427 gc->set_rgb_fg_color(Gdk::Color("#afafaf"));
431 gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
432 gc->set_function(Gdk::INVERT);
434 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
450 if (App::restrict_radius_ducks)
452 Point sub_trans_point((*iter)->get_sub_trans_point());
453 Point sub_trans_origin((*iter)->get_sub_trans_origin());
455 if (sub_trans_point[0] < sub_trans_origin[0])
456 sub_trans_point[0] = sub_trans_origin[0];
457 if (sub_trans_point[1] < sub_trans_origin[1])
458 sub_trans_point[1] = sub_trans_origin[1];
460 Point point((*iter)->get_transform_stack().perform(sub_trans_point));
461 Point origin((*iter)->get_transform_stack().perform(sub_trans_origin));
463 mag = (point-origin).mag();
466 mag = ((*iter)->get_trans_point()-(*iter)->get_trans_origin()).mag();
468 Distance real_mag(mag, Distance::SYSTEM_UNITS);
469 real_mag.convert(App::distance_system,get_work_area()->get_rend_desc());
470 layout->set_text(real_mag.get_string());
472 gc->set_rgb_fg_color(DUCK_COLOR_WIDTH_TEXT_1);
473 drawable->draw_layout(
475 round_to_int(point[0])+1+6,
476 round_to_int(point[1])+1-8,
479 gc->set_rgb_fg_color(DUCK_COLOR_WIDTH_TEXT_2);
480 drawable->draw_layout(
482 round_to_int(point[0])+6,
483 round_to_int(point[1])-8,
493 for(;screen_duck_list.size();screen_duck_list.pop_front())
497 Gdk::Color color(screen_duck_list.front().color);
499 if(!screen_duck_list.front().selected)
501 color.set_red(color.get_red()*2/3);
502 color.set_green(color.get_green()*2/3);
503 color.set_blue(color.get_blue()*2/3);
506 if(screen_duck_list.front().hover && !screen_duck_list.back().hover && screen_duck_list.size()>1)
508 screen_duck_list.push_back(screen_duck_list.front());
512 if(screen_duck_list.front().hover)
518 gc->set_function(Gdk::COPY);
519 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
520 gc->set_rgb_fg_color(DUCK_COLOR_OUTLINE);
524 round_to_int(screen_duck_list.front().pos[0]-radius),
525 round_to_int(screen_duck_list.front().pos[1]-radius),
533 gc->set_rgb_fg_color(color);
538 round_to_int(screen_duck_list.front().pos[0]-radius+outline),
539 round_to_int(screen_duck_list.front().pos[1]-radius+outline),