-/* === S Y N F I G ========================================================= */
-/*! \file rotoscope_bline.cpp
-** \brief Template File
-**
-** $Id: state_draw.cpp,v 1.1.1.1 2005/01/07 03:34:36 darco Exp $
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-**
-** 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 <gtkmm/dialog.h>
-#include <gtkmm/entry.h>
-
-#include <synfig/valuenode_dynamiclist.h>
-
-#include "state_draw.h"
-#include "state_stroke.h"
-#include "canvasview.h"
-#include "workarea.h"
-#include "app.h"
-#include <synfig/valuenode_bline.h>
-#include <synfig/valuenode_composite.h>
-#include <ETL/hermite>
-#include <ETL/calculus>
-#include <utility>
-#include "event_mouse.h"
-#include "event_layerclick.h"
-#include "toolbox.h"
-
-#include <synfigapp/blineconvert.h>
-#include <synfigapp/main.h>
-
-#include <ETL/gaussian>
-#include "dialog_tooloptions.h"
-
-#include <gtkmm/table.h>
-#include <gtkmm/label.h>
-#include <gtkmm/button.h>
-#include <gtkmm/checkbutton.h>
-#include <gtkmm/scale.h>
-#include <sigc++/connection.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 ======================================================= */
-
-StateDraw studio::state_draw;
-
-/* === C L A S S E S & S T R U C T S ======================================= */
-
-class studio::StateDraw_Context : public sigc::trackable
-{
- typedef etl::smart_ptr<std::list<synfig::Point> > StrokeData;
- typedef etl::smart_ptr<std::list<synfig::Real> > WidthData;
-
- typedef list< pair<StrokeData,WidthData> > StrokeQueue;
-
- StrokeQueue stroke_queue;
-
-
- etl::handle<CanvasView> canvas_view_;
- CanvasView::IsWorking is_working;
-
- bool prev_table_status;
- bool loop_;
- bool prev_workarea_layer_status_;
-
- int nested;
- SigC::Connection process_queue_connection;
-
- ValueNode_BLine::Handle last_stroke;
-
- Gtk::Menu menu;
-
- //Duckmatic::Push duckmatic_push;
-
- std::list< etl::smart_ptr<std::list<synfig::Point> > > stroke_list;
-
- void refresh_ducks();
-
- Duckmatic::Type old_duckmask;
-
- void fill_last_stroke();
-
- Smach::event_result new_bline(std::list<synfig::BLinePoint> bline,bool loop_bline_flag,float radius);
-
- Smach::event_result new_region(std::list<synfig::BLinePoint> bline,synfig::Real radius);
-
- Smach::event_result extend_bline_from_begin(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline);
- Smach::event_result extend_bline_from_end(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline);
- void reverse_bline(std::list<synfig::BLinePoint> &bline);
-
- synfigapp::Settings& settings;
-
- Gtk::Table options_table;
- Gtk::CheckButton checkbutton_pressure_width;
- Gtk::CheckButton checkbutton_round_ends;
- Gtk::CheckButton checkbutton_auto_loop;
- Gtk::CheckButton checkbutton_auto_connect;
- Gtk::CheckButton checkbutton_region_only;
- Gtk::Button button_fill_last_stroke;
-
- //pressure spinner and such
- Gtk::Adjustment adj_min_pressure;
- Gtk::SpinButton spin_min_pressure;
- Gtk::CheckButton check_min_pressure;
-
- Gtk::Adjustment adj_feather;
- Gtk::SpinButton spin_feather;
-
- Gtk::Adjustment adj_globalthres;
- Gtk::SpinButton spin_globalthres;
-
- Gtk::Adjustment adj_localthres;
- Gtk::CheckButton check_localerror;
- void UpdateErrorBox(); //switches the stuff if need be :)
-
- //Added by Adrian - data drive HOOOOO
- synfigapp::BLineConverter blineconv;
-
-public:
- bool get_pressure_width_flag()const { return checkbutton_pressure_width.get_active(); }
- void set_pressure_width_flag(bool x) { return checkbutton_pressure_width.set_active(x); }
-
- bool get_auto_loop_flag()const { return checkbutton_auto_loop.get_active(); }
- void set_auto_loop_flag(bool x) { return checkbutton_auto_loop.set_active(x); }
-
- bool get_auto_connect_flag()const { return checkbutton_auto_connect.get_active(); }
- void set_auto_connect_flag(bool x) { return checkbutton_auto_connect.set_active(x); }
-
- bool get_region_only_flag()const { return checkbutton_region_only.get_active(); }
- void set_region_only_flag(bool x) { return checkbutton_region_only.set_active(x); }
-
- Real get_min_pressure() const { return adj_min_pressure.get_value(); }
- void set_min_pressure(Real x) { return adj_min_pressure.set_value(x); }
-
- Real get_feather() const { return adj_feather.get_value(); }
- void set_feather(Real x) { return adj_feather.set_value(x); }
-
- Real get_gthres() const { return adj_globalthres.get_value(); }
- void set_gthres(Real x) { return adj_globalthres.set_value(x); }
-
- Real get_lthres() const { return adj_localthres.get_value(); }
- void set_lthres(Real x) { return adj_localthres.set_value(x); }
-
- bool get_local_error_flag() const { return check_localerror.get_active(); }
- void set_local_error_flag(bool x) { check_localerror.set_active(x); }
-
- bool get_min_pressure_flag()const { return check_min_pressure.get_active(); }
- void set_min_pressure_flag(bool x) { check_min_pressure.set_active(x); }
-
- void load_settings();
- void save_settings();
-
- Smach::event_result event_stop_handler(const Smach::event& x);
-
- Smach::event_result event_refresh_handler(const Smach::event& x);
-
- Smach::event_result event_mouse_down_handler(const Smach::event& x);
-
- Smach::event_result event_stroke(const Smach::event& x);
- Smach::event_result event_refresh_tool_options(const Smach::event& x);
- void refresh_tool_options();
-
- Smach::event_result process_stroke(StrokeData stroke_data, WidthData width_data, bool region_flag=false);
-
- bool process_queue();
-
-
- StateDraw_Context(CanvasView* canvas_view);
-
- ~StateDraw_Context();
-
- const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
- etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
- synfig::Time get_time()const { return get_canvas_interface()->get_time(); }
- synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
- WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
-
- //void on_user_click(synfig::Point point);
-
-// bool run();
-}; // END of class StateDraw_Context
-
-
-/* === M E T H O D S ======================================================= */
-
-StateDraw::StateDraw():
- Smach::state<StateDraw_Context>("draw")
-{
- insert(event_def(EVENT_STOP,&StateDraw_Context::event_stop_handler));
- insert(event_def(EVENT_REFRESH,&StateDraw_Context::event_refresh_handler));
- insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateDraw_Context::event_mouse_down_handler));
- insert(event_def(EVENT_WORKAREA_STROKE,&StateDraw_Context::event_stroke));
- insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateDraw_Context::event_refresh_tool_options));
-}
-
-StateDraw::~StateDraw()
-{
-}
-
-
-void
-StateDraw_Context::load_settings()
-{
- String value;
-
- if(settings.get_value("draw.pressure_width",value) && value=="0")
- set_pressure_width_flag(false);
- else
- set_pressure_width_flag(true);
-
- if(settings.get_value("draw.auto_loop",value) && value=="0")
- set_auto_loop_flag(false);
- else
- set_auto_loop_flag(true);
-
- if(settings.get_value("draw.auto_connect",value) && value=="0")
- set_auto_connect_flag(false);
- else
- set_auto_connect_flag(true);
-
- if(settings.get_value("draw.region_only",value) && value=="1")
- set_region_only_flag(true);
- else
- set_region_only_flag(false);
-
- if(settings.get_value("draw.min_pressure_on",value) && value=="0")
- set_min_pressure_flag(false);
- else
- set_min_pressure_flag(true);
-
- if(settings.get_value("draw.min_pressure",value))
- {
- Real n = atof(value.c_str());
- set_min_pressure(n);
- }else
- set_min_pressure(0);
-
- if(settings.get_value("draw.feather",value))
- {
- Real n = atof(value.c_str());
- set_feather(n);
- }else
- set_feather(0);
-
- if(settings.get_value("draw.gthreshold",value))
- {
- Real n = atof(value.c_str());
- set_gthres(n);
- }
-
- if(settings.get_value("draw.lthreshold",value))
- {
- Real n = atof(value.c_str());
- set_lthres(n);
- }
-
- if(settings.get_value("draw.localize",value) && value == "1")
- set_local_error_flag(true);
- else
- set_local_error_flag(false);
-}
-
-void
-StateDraw_Context::save_settings()
-{
- settings.set_value("draw.pressure_width",get_pressure_width_flag()?"1":"0");
- settings.set_value("draw.auto_loop",get_auto_loop_flag()?"1":"0");
- settings.set_value("draw.auto_connect",get_auto_connect_flag()?"1":"0");
- settings.set_value("draw.region_only",get_region_only_flag()?"1":"0");
- settings.set_value("draw.min_pressure",strprintf("%f",get_min_pressure()));
- settings.set_value("draw.feather",strprintf("%f",get_feather()));
- settings.set_value("draw.min_pressure_on",get_min_pressure_flag()?"1":"0");
- settings.set_value("draw.gthreshold",strprintf("%f",get_gthres()));
- settings.set_value("draw.lthreshold",strprintf("%f",get_lthres()));
- settings.set_value("draw.localize",get_local_error_flag()?"1":"0");
-}
-
-StateDraw_Context::StateDraw_Context(CanvasView* canvas_view):
- canvas_view_(canvas_view),
- is_working(*canvas_view),
- loop_(false),
- prev_workarea_layer_status_(get_work_area()->allow_layer_clicks),
- settings(synfigapp::Main::get_selected_input_device()->settings()),
- checkbutton_pressure_width(_("Pressure Width")),
- checkbutton_auto_loop(_("Auto Loop")),
- checkbutton_auto_connect(_("Auto Connect")),
- checkbutton_region_only(_("Create Region Only")),
- button_fill_last_stroke(_("Fill Last Stroke")),
- adj_min_pressure(0,0,1,0.01,0.1),
- spin_min_pressure(adj_min_pressure,0.1,3),
- check_min_pressure(_("Min Pressure")),
- adj_feather(0,0,10000,0.01,0.1),
- spin_feather(adj_feather,0.01,4),
- adj_globalthres(.70f,0.01,10000,0.01,0.1),
- spin_globalthres(adj_globalthres,0.01,3),
- adj_localthres(20,1,100000,0.1,1),
- check_localerror(_("LocalError"))
-
-{
- synfig::info("STATE SKETCH: entering state");
-
- nested=0;
- load_settings();
-
- UpdateErrorBox();
-
- //options_table.attach(*manage(new Gtk::Label(_("Draw Tool"))), 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
- options_table.attach(checkbutton_pressure_width, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
- options_table.attach(checkbutton_auto_loop, 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
- options_table.attach(checkbutton_auto_connect, 0, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
- options_table.attach(checkbutton_region_only, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
-
- options_table.attach(check_min_pressure, 0, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
- options_table.attach(spin_min_pressure, 0, 2, 6, 7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
-
- options_table.attach(*manage(new Gtk::Label(_("Feather"))), 0, 1, 7, 8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
- options_table.attach(spin_feather, 1, 2, 7, 8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
-
- options_table.attach(check_localerror, 0, 2, 8, 9, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
- options_table.attach(*manage(new Gtk::Label(_("Smooth"))), 0, 1, 9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
- options_table.attach(spin_globalthres, 1, 2, 9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
-
- //options_table.attach(button_fill_last_stroke, 0, 2, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
-
- button_fill_last_stroke.signal_pressed().connect(sigc::mem_fun(*this,&StateDraw_Context::fill_last_stroke));
- check_localerror.signal_toggled().connect(sigc::mem_fun(*this,&StateDraw_Context::UpdateErrorBox));
-
- options_table.show_all();
- refresh_tool_options();
- //App::dialog_tool_options->set_widget(options_table);
- App::dialog_tool_options->present();
-
-
- old_duckmask=get_work_area()->get_type_mask();
- get_work_area()->set_type_mask(Duck::TYPE_ALL-Duck::TYPE_TANGENT-Duck::TYPE_WIDTH);
-
- // Turn off layer clicking
- get_work_area()->allow_layer_clicks=false;
-
- // Turn off duck clicking
- get_work_area()->allow_duck_clicks=false;
-
- // clear out the ducks
- //get_work_area()->clear_ducks();
-
- // Refresh the work area
- //get_work_area()->queue_draw();
-
- // Hide the tables if they are showing
- prev_table_status=get_canvas_view()->tables_are_visible();
- //if(prev_table_status)get_canvas_view()->hide_tables();
-
- // Hide the time bar
- get_canvas_view()->hide_timebar();
-
- // Connect a signal
- //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StateDraw_Context::on_user_click));
-
- get_canvas_view()->work_area->set_cursor(Gdk::PENCIL);
-
- App::toolbox->refresh();
-
- refresh_ducks();
-}
-
-
-void StateDraw_Context::UpdateErrorBox()
-{
- if(get_local_error_flag())
- {
- spin_globalthres.set_adjustment(adj_localthres);
- spin_globalthres.set_value(adj_localthres.get_value());
- spin_globalthres.set_increments(0.1,1);
- }else
- {
- spin_globalthres.set_adjustment(adj_globalthres);
- spin_globalthres.set_value(adj_globalthres.get_value());
- spin_globalthres.set_increments(0.01,.1);
- }
-
- spin_globalthres.update();
-}
-
-void
-StateDraw_Context::refresh_tool_options()
-{
- App::dialog_tool_options->clear();
- App::dialog_tool_options->set_widget(options_table);
- App::dialog_tool_options->set_local_name(_("Draw Tool"));
- App::dialog_tool_options->set_name("draw");
-
- App::dialog_tool_options->add_button(
- Gtk::StockID("synfig-fill"),
- _("Fill Last Stroke")
- )->signal_clicked().connect(
- sigc::mem_fun(
- *this,
- &StateDraw_Context::fill_last_stroke
- )
- );
-
-}
-
-Smach::event_result
-StateDraw_Context::event_refresh_tool_options(const Smach::event& x)
-{
- refresh_tool_options();
- return Smach::RESULT_ACCEPT;
-}
-
-StateDraw_Context::~StateDraw_Context()
-{
- save_settings();
-
- App::dialog_tool_options->clear();
-
- get_work_area()->set_type_mask(old_duckmask);
-
- get_canvas_view()->work_area->reset_cursor();
-
- // Restore layer clicking
- get_work_area()->allow_layer_clicks=prev_workarea_layer_status_;
-
- // Restore duck clicking
- get_work_area()->allow_duck_clicks=true;
-
- // Show the time bar
- if(get_canvas_view()->get_canvas()->rend_desc().get_time_start()!=get_canvas_view()->get_canvas()->rend_desc().get_time_end())
- get_canvas_view()->show_timebar();
-
- // Bring back the tables if they were out before
- if(prev_table_status)get_canvas_view()->show_tables();
-
- // Refresh the work area
- get_work_area()->queue_draw();
-
- App::toolbox->refresh();
-}
-
-Smach::event_result
-StateDraw_Context::event_stop_handler(const Smach::event& x)
-{
- throw Smach::egress_exception();
-}
-
-Smach::event_result
-StateDraw_Context::event_refresh_handler(const Smach::event& x)
-{
- refresh_ducks();
- return Smach::RESULT_ACCEPT;
-}
-
-Smach::event_result
-StateDraw_Context::event_mouse_down_handler(const Smach::event& x)
-{
- const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
- switch(event.button)
- {
- case BUTTON_LEFT:
- {
- // Enter the stroke state to get the stroke
- get_canvas_view()->get_smach().push_state(&state_stroke);
- return Smach::RESULT_ACCEPT;
- }
-
- case BUTTON_RIGHT: // Intercept the right-button click to short-circut the pop-up menu
- return Smach::RESULT_ACCEPT;
-
- default:
- return Smach::RESULT_OK;
- }
-}
-
-#define SIMILAR_TANGENT_THRESHOLD (0.2)
-
-struct debugclass
-{
- synfig::String x;
- debugclass(const synfig::String &x):x(x)
- {
-// synfig::warning(">>>>>>>>>>>>>>>>>>> "+x);
- }
- ~debugclass()
- {
-// synfig::warning("<<<<<<<<<<<<<<<<<<< "+x);
- }
-};
-
-struct DepthCounter
-{
- int &i;
- DepthCounter(int &i):i(i) { i++; }
- ~DepthCounter() { i--; }
-};
-
-Smach::event_result
-StateDraw_Context::event_stroke(const Smach::event& x)
-{
-// debugclass debugger("StateDraw_Context::event_stroke(const Smach::event& x)");
-
- const EventStroke& event(*reinterpret_cast<const EventStroke*>(&x));
-
- assert(event.stroke_data);
-
- get_work_area()->add_stroke(event.stroke_data,synfigapp::Main::get_foreground_color());
-
- if(nested==0)
- {
- DirtyTrap dirty_trap(get_work_area());
- Smach::event_result result;
- result=process_stroke(event.stroke_data,event.width_data,event.modifier&Gdk::CONTROL_MASK || event.modifier&Gdk::BUTTON2_MASK);
- process_queue();
- return result;
- }
-
- stroke_queue.push_back(pair<StrokeData,WidthData>(event.stroke_data,event.width_data));
-
- return Smach::RESULT_ACCEPT;
-}
-
-bool
-StateDraw_Context::process_queue()
-{
-// debugclass debugger("StateDraw_Context::process_queue()");
- if(nested)
- return true;
- DepthCounter depth_counter(nested);
- while(!stroke_queue.empty())
- {
- pair<StrokeData,WidthData> front(stroke_queue.front());
- process_stroke(front.first,front.second);
- stroke_queue.pop_front();
- }
- return false;
-}
-
-Smach::event_result
-StateDraw_Context::process_stroke(StrokeData stroke_data, WidthData width_data, bool region_flag)
-{
-// debugclass debugger("StateDraw_Context::process_stroke");
- DepthCounter depth_counter(nested);
-
- const float radius(synfigapp::Main::get_bline_width().units(get_canvas()->rend_desc())+(abs(get_work_area()->get_pw())+abs(get_work_area()->get_ph()))*5);
-
-
- // If we aren't using pressure width,
- // then set all the width to 1
- if(!get_pressure_width_flag())
- {
- std::list<synfig::Real>::iterator iter;
- for(iter=width_data->begin();iter!=width_data->end();++iter)
- {
- *iter=1.0;
- }
- }
-
- //get_work_area()->add_stroke(event.stroke_data,synfigapp::Main::get_foreground_color());
- //stroke_list.push_back(event.stroke_data);
- //refresh_ducks();
-
- std::list<synfig::BLinePoint> bline;
- bool loop_bline_flag(false);
-
- //Changed by Adrian - use resident class :)
- //synfigapp::convert_stroke_to_bline(bline, *event.stroke_data,*event.width_data, synfigapp::Main::get_bline_width());
- blineconv.width = synfigapp::Main::get_bline_width().units(get_canvas()->rend_desc());
-
- if(get_local_error_flag())
- {
- float pw = get_work_area()->get_pw();
- float ph = get_work_area()->get_ph();
-
- blineconv.pixelwidth = sqrt(pw*pw+ph*ph);
- blineconv.smoothness = get_lthres();
- }else
- {
- blineconv.pixelwidth = 1;
- blineconv.smoothness = get_gthres();
- }
-
- blineconv(bline,*stroke_data,*width_data);
-
- //Postprocess to require minimum pressure
- if(get_min_pressure_flag())
- {
- synfigapp::BLineConverter::EnforceMinWidth(bline,get_min_pressure());
- }
-
- // If the start and end points are similar, then make then the same point
- if(get_auto_loop_flag())
- if(bline.size()>2&&(bline.front().get_vertex()-bline.back().get_vertex()).mag()<=radius)
- {
- loop_bline_flag=true;
- Vector tangent;
- Real width(0);
-
- while(bline.size()>2&&(bline.front().get_vertex()-bline.back().get_vertex()).mag()<=radius)
- {
- tangent=bline.back().get_tangent1();
- width=bline.back().get_width();
- bline.pop_back();
- }
-
- if(abs(bline.front().get_tangent1().norm()*tangent.norm().perp())>SIMILAR_TANGENT_THRESHOLD)
- {
- // If the tangents are not similar, then
- // split the tangents
- bline.front().set_split_tangent_flag(true);
- bline.front().set_tangent1(tangent);
- }
- else
- {
- // If the tangents are similar, then set the tangent
- // to the average of the two
- bline.front().set_tangent((tangent+bline.front().get_tangent1())*0.5f);
- }
-
- // Add the widths of the two points
- {
- Real width(bline.front().get_width()+width);
- width=width<=1?width:1;
- bline.front().set_width(width);
- }
- }
-
- // If the bline only has once blinepoint, then there is nothing to do.
- if(bline.size()<=1)
- return Smach::RESULT_OK;
-
- if(region_flag)
- return new_region(bline,radius);
-
- return new_bline(bline,loop_bline_flag,radius);
-}
-
-Smach::event_result
-StateDraw_Context::new_bline(std::list<synfig::BLinePoint> bline,bool loop_bline_flag,float radius)
-{
- // Create the action group
- synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Sketch BLine"));
-
- //ValueNode_BLine::Handle value_node(ValueNode_BLine::create(synfig::ValueBase(bline,loop_bline_flag)));
- ValueNode_BLine::Handle value_node;
-
- {
- std::list<synfig::BLinePoint> trans_bline;
- std::list<synfig::BLinePoint>::iterator iter;
- const synfig::TransformStack& transform(get_canvas_view()->get_curr_transform_stack());
-
- for(iter=bline.begin();iter!=bline.end();++iter)
- {
- BLinePoint bline_point(*iter);
- Point new_vertex(transform.unperform(bline_point.get_vertex()));
-
- bline_point.set_tangent1(
- transform.unperform(
- bline_point.get_tangent1()+bline_point.get_vertex()
- ) -new_vertex
- );
-
- bline_point.set_tangent2(
- transform.unperform(
- bline_point.get_tangent2()+bline_point.get_vertex()
- ) -new_vertex
- );
-
- bline_point.set_vertex(new_vertex);
-
- trans_bline.push_back(bline_point);
- }
- value_node=ValueNode_BLine::create(synfig::ValueBase(trans_bline,loop_bline_flag));
- }
-
- // Find any ducks at the start or end that we might attach to
- // (If we aren't a loop)
- if(!loop_bline_flag && get_auto_connect_flag())
- {
-
- etl::handle<Duck> start_duck(get_work_area()->find_duck(bline.front().get_vertex(),radius,Duck::TYPE_VERTEX));
- etl::handle<Duck> finish_duck(get_work_area()->find_duck(bline.back().get_vertex(),radius,Duck::TYPE_VERTEX));
-
- if(start_duck)do
- {
- synfigapp::ValueDesc value_desc(start_duck->get_value_desc());
- if(!value_desc)
- {
- break;
- }
-
- ValueNode_BLine::Handle value_node_bline;
-
- if(value_desc.parent_is_value_node())
- {
- value_node_bline=ValueNode_BLine::Handle::cast_dynamic(value_desc.get_parent_value_node());
- }
- if(value_node_bline)
- {
- if(value_desc.get_index()==0)
- {
- // SPECIAL CASE -- EXTENSION
- // We need to reverse the BLine first.
- bline.pop_front();
- reverse_bline(bline);
- return extend_bline_from_begin(value_node_bline,bline);
- }
- if(value_desc.get_index()==value_node_bline->link_count()-1)
- {
- // SPECIAL CASE -- EXTENSION
- bline.pop_front();
- return extend_bline_from_end(value_node_bline,bline);
- }
- }
-
- switch(value_desc.get_value_type())
- {
- case synfig::ValueBase::TYPE_BLINEPOINT:
- //get_canvas_interface()->auto_export(value_desc);
- //value_node->list.front().value_node=value_desc.get_value_node();
-
- value_desc=synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(value_desc.get_value_node()),0);
- //break;
- case synfig::ValueBase::TYPE_VECTOR:
- get_canvas_interface()->auto_export(value_desc);
- LinkableValueNode::Handle::cast_dynamic(value_node->list.front().value_node)->set_link(0,value_desc.get_value_node());
- break;
- default:
- break;
- }
- }while(0);
-
- if(finish_duck)do
- {
- synfigapp::ValueDesc value_desc(finish_duck->get_value_desc());
- if(!value_desc)
- {
- break;
- }
-
- ValueNode_BLine::Handle value_node_bline;
-
- if(value_desc.parent_is_value_node())
- value_node_bline=ValueNode_BLine::Handle::cast_dynamic(value_desc.get_parent_value_node());
- if(value_node_bline)
- {
- if(value_desc.get_index()==0)
- {
- // SPECIAL CASE -- EXTENSION
- bline.pop_back();
- return extend_bline_from_begin(value_node_bline,bline);
- }
- if(value_desc.get_index()==value_node_bline->link_count()-1)
- {
- // SPECIAL CASE -- EXTENSION
- // We need to reverse the BLine first.
- bline.pop_back();
- reverse_bline(bline);
- return extend_bline_from_end(value_node_bline,bline);
- }
- }
-
- switch(value_desc.get_value_type())
- {
- case synfig::ValueBase::TYPE_BLINEPOINT:
- //get_canvas_interface()->auto_export(value_desc);
- //value_node->list.back().value_node=value_desc.get_value_node();
-
- value_desc=synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(value_desc.get_value_node()),0);
- //break;
- case synfig::ValueBase::TYPE_VECTOR:
- get_canvas_interface()->auto_export(value_desc);
- LinkableValueNode::Handle::cast_dynamic(value_node->list.back().value_node)->set_link(0,value_desc.get_value_node());
- break;
- default:
- break;
- }
-
- }while(0);
- }
-
- // Create the layer
- {
- Layer::Handle layer;
- Canvas::Handle canvas(get_canvas_view()->get_canvas());
- int depth(0);
-
- // we are temporarily using the layer to hold something
- layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
- if(layer)
- {
- depth=layer->get_depth();
- canvas=layer->get_canvas();
- }
-
- //int number(synfig::UniqueID().get_uid());
-
- synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
-
- if(get_region_only_flag())
- layer=get_canvas_interface()->add_layer_to("region",canvas,depth);
- else
- layer=get_canvas_interface()->add_layer_to("outline",canvas,depth);
-
- if(get_feather())
- {
- layer->set_param("feather",get_feather());
- get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
- }
- assert(layer);
- //layer->set_description(strprintf("Stroke %d",number));
- //get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
-
-
-
- synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
-
- assert(action);
-
- action->set_param("canvas",get_canvas());
- action->set_param("canvas_interface",get_canvas_interface());
- action->set_param("layer",layer);
- if(!action->set_param("param",String("bline")))
- synfig::error("LayerParamConnect didn't like \"param\"");
- if(!action->set_param("value_node",ValueNode::Handle(value_node)))
- synfig::error("LayerParamConnect didn't like \"value_node\"");
-
- if(!get_canvas_interface()->get_instance()->perform_action(action))
- {
- get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
- group.cancel();
- //refresh_ducks();
- return Smach::RESULT_ERROR;
- }
- get_canvas_view()->get_selection_manager()->set_selected_layer(layer);
- //refresh_ducks();
- }
-
- last_stroke=value_node;
- return Smach::RESULT_ACCEPT;
-}
-
-Smach::event_result
-StateDraw_Context::new_region(std::list<synfig::BLinePoint> bline, synfig::Real radius)
-{
- // Create the action group
- synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Define Region"));
-
- std::list<synfigapp::ValueDesc> vertex_list;
-
- // First we need to come up with a rough list of
- // BLinePoints that we are going to be using to
- // define our region.
- {
- std::list<synfig::BLinePoint>::iterator iter;
- for(iter=bline.begin();iter!=bline.end();++iter)
- {
- etl::handle<Duck> duck(get_work_area()->find_duck(iter->get_vertex(),0,Duck::TYPE_VERTEX));
-
- if(!duck)
- {
- synfig::info(__FILE__":%d: Nothing to enclose!",__LINE__);
- return Smach::RESULT_OK;
- }
-
-
- assert(duck->get_type()==Duck::TYPE_VERTEX);
-
- synfigapp::ValueDesc value_desc(duck->get_value_desc());
-
- if(!value_desc)
- {
- synfig::info(__FILE__":%d: Got a hit, but no ValueDesc on this duck",__LINE__);
- continue;
- }
-
- switch(value_desc.get_value_type())
- {
- case synfig::ValueBase::TYPE_BLINEPOINT:
- //if(vertex_list.empty() || value_desc!=vertex_list.back())
- vertex_list.push_back(value_desc);
- assert(vertex_list.back().is_valid());
-
- break;
- default:
- break;
- }
- }
- }
-
- if(vertex_list.size()<=2)
- {
- synfig::info(__FILE__":%d: Vertex list too small to make region.",__LINE__);
- return Smach::RESULT_OK;
- }
-
- assert(vertex_list.back().is_valid());
-
- // Remove any duplicates
- {
- }
-
- // Now we need to clean the list of vertices up
- // a bit. This includes inserting missing vertices
- // and removing extraneous ones.
- // We can do this in multiple passes.
- int i=0;
- for(bool done=false;!done && i<30;i++)
- {
- // Set done to "true" for now. If
- // any updates are performed, we will
- // change it back to false.
- done=true;
-
- std::list<synfigapp::ValueDesc>::iterator prev,iter,next;
- prev=vertex_list.end();prev--; // Set prev to the last ValueDesc
- next=vertex_list.begin();
- iter=next++; // Set iter to the first value desc, and next to the second
-
- for(;iter!=vertex_list.end();prev=iter,iter=next++)
- {
- synfigapp::ValueDesc value_prev(*prev);
- synfigapp::ValueDesc value_desc(*iter);
- synfigapp::ValueDesc value_next((next==vertex_list.end())?vertex_list.front():*next);
-
- assert(value_desc.is_valid());
- assert(value_next.is_valid());
- assert(value_prev.is_valid());
-
- //synfig::info("-------");
- //synfig::info(__FILE__":%d: value_prev 0x%08X:%d",__LINE__,value_prev.get_parent_value_node().get(),value_prev.get_index());
- //synfig::info(__FILE__":%d: value_desc 0x%08X:%d",__LINE__,value_desc.get_parent_value_node().get(),value_desc.get_index());
- //synfig::info(__FILE__":%d: value_next 0x%08X:%d",__LINE__,value_next.get_parent_value_node().get(),value_next.get_index());
-
- /*
- if(value_prev.parent_is_value_node() && value_desc.parent_is_value_node() && value_next.parent_is_value_node())
- {
- // Remove random extraneous vertices
- if(value_prev.get_parent_value_node()==value_next.get_parent_value_node() &&
- value_prev.get_parent_value_node()!=value_desc.get_parent_value_node())
- {
- DEBUGPOINT();
- vertex_list.erase(iter);
- done=false;
- break;
- }
- }
- */
-
- // Remove duplicate vertices
- if(value_prev.get_value_node()==value_desc.get_value_node()
- || value_desc.get_value_node()==value_next.get_value_node())
- {
- DEBUGPOINT();
- vertex_list.erase(iter);
- done=false;
- break;
- }
- if(value_prev.get_value_node()==value_next.get_value_node())
- {
- DEBUGPOINT();
- vertex_list.erase(prev);
- done=false;
- break;
- }
-
- if(value_desc.parent_is_value_node() && value_next.parent_is_value_node())
- if(value_desc.get_parent_value_node()==value_next.get_parent_value_node() && (next!=vertex_list.end()))
- {
- // Fill in missing vertices
- if(value_desc.get_index()<value_next.get_index()-1)
- {
- DEBUGPOINT();
- vertex_list.insert(next,synfigapp::ValueDesc(value_desc.get_parent_value_node(),value_desc.get_index()+1));
- done=false;
- break;
- }
- if(value_next.get_index()<value_desc.get_index()-1)
- {
- DEBUGPOINT();
- vertex_list.insert(next,synfigapp::ValueDesc(value_desc.get_parent_value_node(),value_next.get_index()+1));
- done=false;
- break;
- }
- }
-
- // Ensure that connections
- // between blines are properly
- // connected
- if(value_desc.parent_is_value_node() && value_next.parent_is_value_node())
- if(value_desc.get_parent_value_node()!=value_next.get_parent_value_node() &&
- value_desc.get_value_node()!=value_next.get_value_node())
- {
- BLinePoint vertex(value_desc.get_value(get_time()).get(BLinePoint()));
- BLinePoint vertex_next(value_next.get_value(get_time()).get(BLinePoint()));
-
- //synfig::info("--------");
- //synfig::info(__FILE__":%d: vertex: [%f, %f]",__LINE__,vertex.get_vertex()[0],vertex.get_vertex()[1]);
- //synfig::info(__FILE__":%d: vertex_next: [%f, %f]",__LINE__,vertex_next.get_vertex()[0],vertex_next.get_vertex()[1]);
-
- if((vertex.get_vertex()-vertex_next.get_vertex()).mag_squared()<radius*radius)
- {
- DEBUGPOINT();
- ValueNode_Composite::Handle value_node;
- ValueNode_Composite::Handle value_node_next;
- value_node=ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node().clone());
- value_node_next=ValueNode_Composite::Handle::cast_dynamic(value_next.get_value_node().clone());
- if(!value_node || !value_node_next)
- {
- synfig::info(__FILE__":%d: Unable to properly connect blines.",__LINE__);
- continue;
- }
- DEBUGPOINT();
- value_node->set_link(5,value_node_next->get_link(5));
- value_node->set_link(3,ValueNode_Const::create(true));
-
- get_canvas_interface()->auto_export(value_node);
- assert(value_node->is_exported());
- *iter=synfigapp::ValueDesc(get_canvas(),value_node->get_id());
- vertex_list.erase(next);
- done=false;
- break;
- }
- else
- {
- DEBUGPOINT();
- bool positive_trend(value_desc.get_index()>value_prev.get_index());
-
- if(!positive_trend && value_desc.get_index()>0)
- {
- DEBUGPOINT();
- vertex_list.insert(next,synfigapp::ValueDesc(value_desc.get_parent_value_node(),value_desc.get_index()-1));
- done=false;
- break;
- }
- if(positive_trend && value_desc.get_index()<LinkableValueNode::Handle::cast_static(value_desc.get_value_node())->link_count()-1)
- {
- DEBUGPOINT();
- vertex_list.insert(next,synfigapp::ValueDesc(value_desc.get_parent_value_node(),value_desc.get_index()+1));
- done=false;
- break;
- }
- }
-
- }
- }
- }
-
- if(vertex_list.size()<=2)
- {
- synfig::info(__FILE__":%d: Vertex list too small to make region.",__LINE__);
- return Smach::RESULT_OK;
- }
-
- ValueNode_BLine::Handle value_node_bline;
-
- // Now we need to test for the trivial case,
- // which is where all of the vertices
- // come from one BLine.
- if(vertex_list.front().parent_is_linkable_value_node())
- {
- bool trivial_case(true);
- ValueNode::Handle trivial_case_value_node;
-
- trivial_case_value_node=vertex_list.front().get_parent_value_node();
-
- std::list<synfigapp::ValueDesc>::iterator iter;
- for(iter=vertex_list.begin();iter!=vertex_list.end();++iter)
- {
- if(trivial_case_value_node!=iter->get_parent_value_node())
- {
- trivial_case=false;
- break;
- }
- }
- if(trivial_case)
- value_node_bline=ValueNode_BLine::Handle::cast_dynamic(trivial_case_value_node);
- }
-
- // If we aren't the trivial case,
- // then go ahead and create the new
- // BLine value node
- if(!value_node_bline)
- {
- value_node_bline=ValueNode_BLine::create();
-
- std::list<synfigapp::ValueDesc>::iterator iter;
- for(iter=vertex_list.begin();iter!=vertex_list.end();++iter)
- {
- // Ensure that the vertex is exported.
- get_canvas_interface()->auto_export(*iter);
-
- value_node_bline->add(iter->get_value_node());
- //value_node_bline->add(ValueNode_BLine::ListEntry(iter->get_value_node()));
- }
-
- value_node_bline->set_loop(true);
- }
-
- get_canvas_interface()->auto_export(value_node_bline);
-
- // Now we create the region layer
- // Create the layer
- {
- Layer::Handle layer;
- Canvas::Handle canvas(get_canvas_view()->get_canvas());
- int depth(0);
-
- // we are temporarily using the layer to hold something
- layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
- if(layer)
- {
- depth=layer->get_depth();
- canvas=layer->get_canvas();
- }
-
- synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
-
- layer=get_canvas_interface()->add_layer_to("region",canvas,depth);
- assert(layer);
- layer->set_param("color",synfigapp::Main::get_background_color());
- if(get_feather())
- {
- layer->set_param("feather",get_feather());
- get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
- }
- get_canvas_interface()->signal_layer_param_changed()(layer,"color");
-
- synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
-
- assert(action);
-
- action->set_param("canvas",get_canvas());
- action->set_param("canvas_interface",get_canvas_interface());
- action->set_param("layer",layer);
- if(!action->set_param("param",String("bline")))
- synfig::error("LayerParamConnect didn't like \"param\"");
- if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
- synfig::error("LayerParamConnect didn't like \"value_node\"");
-
- if(!get_canvas_interface()->get_instance()->perform_action(action))
- {
- get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
- group.cancel();
- return Smach::RESULT_ERROR;
- }
- get_canvas_view()->get_selection_manager()->set_selected_layer(layer);
- }
-
- return Smach::RESULT_ACCEPT;
-}
-
-void
-StateDraw_Context::refresh_ducks()
-{
- get_canvas_view()->queue_rebuild_ducks();
-/*
- get_work_area()->clear_ducks();
-
-
- std::list< etl::smart_ptr<std::list<synfig::Point> > >::iterator iter;
-
- for(iter=stroke_list.begin();iter!=stroke_list.end();++iter)
- {
- get_work_area()->add_stroke(*iter);
- }
-
- get_work_area()->queue_draw();
-*/
-}
-
-
-Smach::event_result
-StateDraw_Context::extend_bline_from_begin(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline)
-{
- // Create the action group
- synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Extend BLine"));
-
- std::list<synfig::BLinePoint>::reverse_iterator iter;
- iter=bline.rbegin();
- for(;!(iter==bline.rend());++iter)
- {
- //iter->reverse();
- ValueNode_Composite::Handle composite(ValueNode_Composite::create(*iter));
-
- synfigapp::Action::Handle action(synfigapp::Action::create("value_node_dynamic_list_insert"));
-
- assert(action);
- synfigapp::ValueDesc value_desc(value_node,0);
-
- action->set_param("canvas",get_canvas());
- action->set_param("canvas_interface",get_canvas_interface());
- action->set_param("value_desc",value_desc);
- if(!action->set_param("item",ValueNode::Handle(composite)))
- synfig::error("ACTION didn't like \"item\"");
-
- if(!get_canvas_interface()->get_instance()->perform_action(action))
- {
- get_canvas_view()->get_ui_interface()->error(_("Unable to insert item"));
- group.cancel();
- //refresh_ducks();
- return Smach::RESULT_ERROR;
- }
- }
- last_stroke=value_node;
- return Smach::RESULT_ACCEPT;
-}
-
-Smach::event_result
-StateDraw_Context::extend_bline_from_end(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline)
-{
- // Create the action group
- synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Extend BLine"));
-
- std::list<synfig::BLinePoint>::iterator iter;
- iter=bline.begin();
- for(;iter!=bline.end();++iter)
- {
- ValueNode_Composite::Handle composite(ValueNode_Composite::create(*iter));
-
- synfigapp::Action::Handle action(synfigapp::Action::create("value_node_dynamic_list_insert"));
-
- assert(action);
- synfigapp::ValueDesc value_desc(value_node,value_node->link_count());
-
- action->set_param("canvas",get_canvas());
- action->set_param("canvas_interface",get_canvas_interface());
- action->set_param("value_desc",value_desc);
- if(!action->set_param("item",ValueNode::Handle(composite)))
- synfig::error("ACTION didn't like \"item\"");
-
- if(!get_canvas_interface()->get_instance()->perform_action(action))
- {
- get_canvas_view()->get_ui_interface()->error(_("Unable to insert item"));
- group.cancel();
- //refresh_ducks();
- return Smach::RESULT_ERROR;
- }
- }
- last_stroke=value_node;
- return Smach::RESULT_ACCEPT;
-}
-
-void
-StateDraw_Context::reverse_bline(std::list<synfig::BLinePoint> &bline)
-{
- int i;
-
- std::list<synfig::BLinePoint>::iterator iter,eiter;
- iter=bline.begin();
- eiter=bline.end();
- eiter--;
- for(i=0;i<(int)bline.size()/2;++iter,--eiter,i++)
- {
- iter_swap(iter,eiter);
- iter->reverse();
- eiter->reverse();
- }
-}
-
-void
-StateDraw_Context::fill_last_stroke()
-{
- if(!last_stroke)
- return;
-
- synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Fill Stroke"));
-
- Layer::Handle layer;
-
- get_canvas_interface()->auto_export(last_stroke);
-
- synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
-
- layer=get_canvas_interface()->add_layer("region");
- assert(layer);
- layer->set_param("color",synfigapp::Main::get_background_color());
-
- synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
-
- assert(action);
-
- action->set_param("canvas",get_canvas());
- action->set_param("canvas_interface",get_canvas_interface());
- action->set_param("layer",layer);
- if(!action->set_param("param",String("segment_list")))
- synfig::error("LayerParamConnect didn't like \"param\"");
- if(!action->set_param("value_node",ValueNode::Handle(last_stroke)))
- synfig::error("LayerParamConnect didn't like \"value_node\"");
-
- if(!get_canvas_interface()->get_instance()->perform_action(action))
- {
- get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
- group.cancel();
- return;
- }
- get_canvas_view()->get_selection_manager()->set_selected_layer(layer);
-}