--- /dev/null
+/* === S Y N F I G ========================================================= */
+/*! \file renderer_ducks.cpp
+** \brief Template File
+**
+** $Id$
+**
+** \legal
+** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+** Copyright (c) 2007, 2008 Chris Moore
+** Copyright (c) 2008 Gerald Young
+**
+** This package is free software; you can redistribute it and/or
+** modify it under the terms of the GNU General Public License as
+** published by the Free Software Foundation; either version 2 of
+** the License, or (at your option) any later version.
+**
+** This package is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+** General Public License for more details.
+** \endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+# include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "renderer_ducks.h"
+#include "workarea.h"
+#include "duckmatic.h"
+#include <ETL/bezier>
+#include <ETL/misc>
+#include "widget_color.h"
+#include <synfig/distance.h>
+#include "app.h"
+
+#include "general.h"
+
+#endif
+
+/* === U S I N G =========================================================== */
+
+using namespace std;
+using namespace etl;
+using namespace synfig;
+using namespace studio;
+
+/* === M A C R O S ========================================================= */
+
+/* === G L O B A L S ======================================================= */
+
+/* === P R O C E D U R E S ================================================= */
+
+/* === M E T H O D S ======================================================= */
+
+Renderer_Ducks::~Renderer_Ducks()
+{
+}
+
+/*
+bool
+Renderer_Ducks::get_enabled_vfunc()const
+{
+ return get_work_area()->grid_status();
+}
+*/
+
+struct ScreenDuck
+{
+ synfig::Point pos;
+ Gdk::Color color;
+ bool selected;
+ bool hover;
+ Real width;
+
+ ScreenDuck():width(0) { }
+};
+
+void
+Renderer_Ducks::render_vfunc(
+ const Glib::RefPtr<Gdk::Drawable>& drawable,
+ const Gdk::Rectangle& /*expose_area*/
+)
+{
+ assert(get_work_area());
+ if(!get_work_area())
+ return;
+
+ const synfig::Vector focus_point(get_work_area()->get_focus_point());
+
+
+ int drawable_w,drawable_h;
+ drawable->get_size(drawable_w,drawable_h);
+
+ Glib::RefPtr<Gdk::GC> gc(Gdk::GC::create(drawable));
+
+
+ const synfig::Vector::value_type window_startx(get_work_area()->get_window_tl()[0]);
+ const synfig::Vector::value_type window_starty(get_work_area()->get_window_tl()[1]);
+
+ const float pw(get_pw()),ph(get_ph());
+
+ const std::list<etl::handle<Duckmatic::Bezier> >& bezier_list(get_work_area()->bezier_list());
+ const bool solid_lines(get_work_area()->solid_lines);
+
+ const std::list<handle<Duckmatic::Stroke> >& stroke_list(get_work_area()->stroke_list());
+
+ Glib::RefPtr<Pango::Layout> layout(Pango::Layout::create(get_work_area()->get_pango_context()));
+
+ // Render the strokes
+ for(std::list<handle<Duckmatic::Stroke> >::const_iterator iter=stroke_list.begin();iter!=stroke_list.end();++iter)
+ {
+ Point window_start(window_startx,window_starty);
+ vector<Gdk::Point> points;
+ std::list<synfig::Point>::iterator iter2;
+ Point holder;
+
+ for(iter2=(*iter)->stroke_data->begin();iter2!=(*iter)->stroke_data->end();++iter2)
+ {
+ holder=*iter2-window_start;
+ holder[0]/=pw;holder[1]/=ph;
+ points.push_back(Gdk::Point(round_to_int(holder[0]),round_to_int(holder[1])));
+ }
+
+ gc->set_rgb_fg_color(colorconv_synfig2gdk((*iter)->color));
+ gc->set_function(Gdk::COPY);
+ gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+
+ // Draw the stroke
+ drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
+ }
+
+
+
+ // Render the beziers
+ for(std::list<handle<Duckmatic::Bezier> >::const_iterator iter=bezier_list.begin();iter!=bezier_list.end();++iter)
+ {
+ Point window_start(window_startx,window_starty);
+ Point p1((*iter)->p1->get_trans_point()-window_start);
+ Point p2((*iter)->p2->get_trans_point()-window_start);
+ Point c1((*iter)->c1->get_trans_point()-window_start);
+ Point c2((*iter)->c2->get_trans_point()-window_start);
+ p1[0]/=pw;p1[1]/=ph;
+ p2[0]/=pw;p2[1]/=ph;
+ c1[0]/=pw;c1[1]/=ph;
+ c2[0]/=pw;c2[1]/=ph;
+ bezier<Point> curve(p1,c1,c2,p2);
+ vector<Gdk::Point> points;
+
+ float f;
+ Point pt;
+ for(f=0;f<1.0;f+=1.0/17.0)
+ {
+ pt=curve(f);
+ points.push_back(Gdk::Point(round_to_int(pt[0]),round_to_int(pt[1])));
+ }
+ points.push_back(Gdk::Point(round_to_int(p2[0]),round_to_int(p2[1])));
+
+ // Draw the curve
+/* if(solid_lines)
+ {
+ gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_1);
+ gc->set_function(Gdk::COPY);
+ gc->set_line_attributes(3,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
+ gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_2);
+ gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
+ }
+ else
+*/
+ {
+// gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
+// gc->set_function(Gdk::INVERT);
+// gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+// drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
+ gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_1);
+ gc->set_function(Gdk::COPY);
+ gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
+ gc->set_rgb_fg_color(DUCK_COLOR_BEZIER_2);
+ gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ drawable->draw_lines(gc, Glib::ArrayHandle<Gdk::Point>(points));
+
+ }
+ }
+
+
+ const DuckList duck_list(get_work_area()->get_duck_list());
+ //Gtk::StateType state = Gtk::STATE_ACTIVE;
+ Gtk::ShadowType shadow=Gtk::SHADOW_OUT;
+ std::list<ScreenDuck> screen_duck_list;
+ const float radius((abs(pw)+abs(ph))*4);
+
+ etl::handle<Duck> hover_duck(get_work_area()->find_duck(get_work_area()->get_cursor_pos(),radius, get_work_area()->get_type_mask()));
+
+ // Render the ducks
+ for(std::list<handle<Duck> >::const_iterator iter=duck_list.begin();iter!=duck_list.end();++iter)
+ {
+
+ // If this type of duck has been masked, then skip it
+ if((*iter)->get_type() && (!(get_work_area()->get_type_mask() & (*iter)->get_type())))
+ continue;
+
+// Real x,y;
+ // Gdk::Rectangle area;
+ Point sub_trans_point((*iter)->get_sub_trans_point());
+ Point sub_trans_origin((*iter)->get_sub_trans_origin());
+
+ if (App::restrict_radius_ducks &&
+ (*iter)->is_radius())
+ {
+ if (sub_trans_point[0] < sub_trans_origin[0])
+ sub_trans_point[0] = sub_trans_origin[0];
+ if (sub_trans_point[1] < sub_trans_origin[1])
+ sub_trans_point[1] = sub_trans_origin[1];
+ }
+
+ Point point((*iter)->get_transform_stack().perform(sub_trans_point));
+ Point origin((*iter)->get_transform_stack().perform(sub_trans_origin));
+
+ point[0]=(point[0]-window_startx)/pw;
+ point[1]=(point[1]-window_starty)/ph;
+
+ bool has_connect(false);
+ if((*iter)->get_tangent() || (*iter)->get_type()&Duck::TYPE_ANGLE)
+ {
+ has_connect=true;
+ }
+ if((*iter)->get_connect_duck())
+ {
+ has_connect=true;
+ origin=(*iter)->get_connect_duck()->get_trans_point();
+ }
+
+ origin[0]=(origin[0]-window_startx)/pw;
+ origin[1]=(origin[1]-window_starty)/ph;
+
+ bool selected(get_work_area()->duck_is_selected(*iter));
+ bool hover(*iter==hover_duck || (*iter)->get_hover());
+
+ shadow = selected?Gtk::SHADOW_IN:Gtk::SHADOW_OUT;
+
+ if(get_work_area()->get_selected_value_node())
+ {
+ synfigapp::ValueDesc value_desc((*iter)->get_value_desc());
+ if (value_desc.is_valid() &&
+ ((value_desc.is_value_node() && get_work_area()->get_selected_value_node() == value_desc.get_value_node()) ||
+ (value_desc.parent_is_value_node() && get_work_area()->get_selected_value_node() == value_desc.get_parent_value_node())))
+ {
+ gc->set_function(Gdk::COPY);
+ gc->set_rgb_fg_color(DUCK_COLOR_SELECTED);
+ //gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ gc->set_line_attributes(2,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+
+ drawable->draw_rectangle(gc,false,
+ round_to_int(point[0]-5),
+ round_to_int(point[1]-5),
+ 10,
+ 10
+ );
+ }
+
+ }
+
+ if((*iter)->get_box_duck())
+ {
+ Point boxpoint((*iter)->get_box_duck()->get_trans_point());
+ boxpoint[0]=(boxpoint[0]-window_startx)/pw;
+ boxpoint[1]=(boxpoint[1]-window_starty)/ph;
+ Point tl(min(point[0],boxpoint[0]),min(point[1],boxpoint[1]));
+
+ gc->set_function(Gdk::COPY);
+ gc->set_rgb_fg_color(DUCK_COLOR_BOX_1);
+ gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ drawable->draw_rectangle(gc,false,
+ round_to_int(tl[0]),
+ round_to_int(tl[1]),
+ round_to_int(abs(boxpoint[0]-point[0])),
+ round_to_int(abs(boxpoint[1]-point[1]))
+ );
+ gc->set_function(Gdk::COPY);
+ gc->set_rgb_fg_color(DUCK_COLOR_BOX_2);
+ gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ drawable->draw_rectangle(gc,false,
+ round_to_int(tl[0]),
+ round_to_int(tl[1]),
+ round_to_int(abs(boxpoint[0]-point[0])),
+ round_to_int(abs(boxpoint[1]-point[1]))
+ );
+ }
+
+ ScreenDuck screen_duck;
+ screen_duck.pos=point;
+ screen_duck.selected=selected;
+ screen_duck.hover=hover;
+
+ if(!(*iter)->get_editable())
+ screen_duck.color=(DUCK_COLOR_NOT_EDITABLE);
+ else if((*iter)->get_tangent())
+ screen_duck.color=((*iter)->get_scalar()<0 ? DUCK_COLOR_TANGENT_1 : DUCK_COLOR_TANGENT_2);
+ else if((*iter)->get_type()&Duck::TYPE_VERTEX)
+ screen_duck.color=DUCK_COLOR_VERTEX;
+ else if((*iter)->get_type()&Duck::TYPE_RADIUS)
+ screen_duck.color=DUCK_COLOR_RADIUS;
+ else if((*iter)->get_type()&Duck::TYPE_WIDTH)
+ screen_duck.color=DUCK_COLOR_WIDTH;
+ else if((*iter)->get_type()&Duck::TYPE_ANGLE)
+ screen_duck.color=(DUCK_COLOR_ANGLE);
+ else
+ screen_duck.color=DUCK_COLOR_OTHER;
+
+ screen_duck_list.push_front(screen_duck);
+
+ if(has_connect)
+ {
+ if(solid_lines)
+ {
+ gc->set_line_attributes(3,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_OUTSIDE);
+ gc->set_function(Gdk::COPY);
+ drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
+ gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_INSIDE);
+ drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
+ }
+ else
+ {
+// gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
+// gc->set_function(Gdk::INVERT);
+// drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
+ gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_OUTSIDE);
+ gc->set_function(Gdk::COPY);
+ drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
+ gc->set_line_attributes(1,Gdk::LINE_ON_OFF_DASH,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ gc->set_rgb_fg_color(DUCK_COLOR_CONNECT_INSIDE);
+ drawable->draw_line(gc, (int)origin[0],(int)origin[1],(int)(point[0]),(int)(point[1]));
+ }
+ }
+
+ if((*iter)->is_radius())
+ {
+ const Real mag((point-origin).mag());
+ const int d(round_to_int(mag*2));
+ const int x(round_to_int(origin[0]-mag));
+ const int y(round_to_int(origin[1]-mag));
+
+ if(solid_lines)
+ {
+ gc->set_rgb_fg_color(Gdk::Color("#000000"));
+ gc->set_function(Gdk::COPY);
+ gc->set_line_attributes(3,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ drawable->draw_arc(
+ gc,
+ false,
+ x,
+ y,
+ d,
+ d,
+ 0,
+ 360*64
+ );
+ gc->set_rgb_fg_color(Gdk::Color("#afafaf"));
+ }
+ else
+ {
+ gc->set_rgb_fg_color(Gdk::Color("#ffffff"));
+ gc->set_function(Gdk::INVERT);
+ }
+ gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+
+ drawable->draw_arc(
+ gc,
+ false,
+ x,
+ y,
+ d,
+ d,
+ 0,
+ 360*64
+ );
+
+ if(hover)
+ {
+ Real mag;
+ if (App::restrict_radius_ducks)
+ {
+ Point sub_trans_point((*iter)->get_sub_trans_point());
+ Point sub_trans_origin((*iter)->get_sub_trans_origin());
+
+ if (sub_trans_point[0] < sub_trans_origin[0])
+ sub_trans_point[0] = sub_trans_origin[0];
+ if (sub_trans_point[1] < sub_trans_origin[1])
+ sub_trans_point[1] = sub_trans_origin[1];
+
+ Point point((*iter)->get_transform_stack().perform(sub_trans_point));
+ Point origin((*iter)->get_transform_stack().perform(sub_trans_origin));
+
+ mag = (point-origin).mag();
+ }
+ else
+ mag = ((*iter)->get_trans_point()-(*iter)->get_trans_origin()).mag();
+
+ Distance real_mag(mag, Distance::SYSTEM_UNITS);
+ real_mag.convert(App::distance_system,get_work_area()->get_rend_desc());
+ layout->set_text(real_mag.get_string());
+
+ gc->set_rgb_fg_color(DUCK_COLOR_WIDTH_TEXT_1);
+ drawable->draw_layout(
+ gc,
+ round_to_int(point[0])+1+6,
+ round_to_int(point[1])+1-8,
+ layout
+ );
+ gc->set_rgb_fg_color(DUCK_COLOR_WIDTH_TEXT_2);
+ drawable->draw_layout(
+ gc,
+ round_to_int(point[0])+6,
+ round_to_int(point[1])-8,
+ layout
+ );
+ }
+
+ }
+
+ }
+
+
+ for(;screen_duck_list.size();screen_duck_list.pop_front())
+ {
+ int radius=4;
+ int outline=1;
+ Gdk::Color color(screen_duck_list.front().color);
+
+ if(!screen_duck_list.front().selected)
+ {
+ color.set_red(color.get_red()*2/3);
+ color.set_green(color.get_green()*2/3);
+ color.set_blue(color.get_blue()*2/3);
+ }
+
+ if(screen_duck_list.front().hover && !screen_duck_list.back().hover && screen_duck_list.size()>1)
+ {
+ screen_duck_list.push_back(screen_duck_list.front());
+ continue;
+ }
+
+ if(screen_duck_list.front().hover)
+ {
+ radius+=2;
+ outline++;
+ }
+
+ gc->set_function(Gdk::COPY);
+ gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
+ gc->set_rgb_fg_color(DUCK_COLOR_OUTLINE);
+ drawable->draw_arc(
+ gc,
+ true,
+ round_to_int(screen_duck_list.front().pos[0]-radius),
+ round_to_int(screen_duck_list.front().pos[1]-radius),
+ radius*2,
+ radius*2,
+ 0,
+ 360*64
+ );
+
+
+ gc->set_rgb_fg_color(color);
+
+ drawable->draw_arc(
+ gc,
+ true,
+ round_to_int(screen_duck_list.front().pos[0]-radius+outline),
+ round_to_int(screen_duck_list.front().pos[1]-radius+outline),
+ radius*2-outline*2,
+ radius*2-outline*2,
+ 0,
+ 360*64
+ );
+ }
+}