+++ /dev/null
-/* === S Y N F I G ========================================================= */
-/*! \file state_rotate.cpp
-** \brief Template File
-**
-** $Id$
-**
-** \legal
-** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
-** Copyright (c) 2008 Chris Moore
-**
-** 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 <synfigapp/action_system.h>
-
-#include "state_rotate.h"
-#include "canvasview.h"
-#include "workarea.h"
-#include "app.h"
-
-#include <synfigapp/action.h>
-#include "event_mouse.h"
-#include "event_layerclick.h"
-#include "toolbox.h"
-#include "dialog_tooloptions.h"
-#include <gtkmm/optionmenu.h>
-#include "duck.h"
-#include <synfig/angle.h>
-#include <synfigapp/main.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 ========================================================= */
-
-#ifndef EPSILON
-#define EPSILON 0.0000001
-#endif
-
-/* === G L O B A L S ======================================================= */
-
-StateRotate studio::state_rotate;
-
-/* === C L A S S E S & S T R U C T S ======================================= */
-
-class DuckDrag_Rotate : public DuckDrag_Base
-{
-
- synfig::Vector last_rotate;
- synfig::Vector drag_offset;
- synfig::Vector center;
- synfig::Vector snap;
-
- Angle original_angle;
- Real original_mag;
-
- std::vector<synfig::Vector> positions;
-
-
- bool bad_drag;
- bool move_only;
-
-public:
- etl::handle<CanvasView> canvas_view_;
- bool use_magnitude;
- DuckDrag_Rotate();
- void begin_duck_drag(Duckmatic* duckmatic, const synfig::Vector& begin);
- bool end_duck_drag(Duckmatic* duckmatic);
- void duck_drag(Duckmatic* duckmatic, const synfig::Vector& vector);
-
- etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
-};
-
-
-class studio::StateRotate_Context : public sigc::trackable
-{
- etl::handle<CanvasView> canvas_view_;
-
- synfigapp::Settings& settings;
-
- etl::handle<DuckDrag_Rotate> duck_dragger_;
-
- Gtk::Table options_table;
-
- Gtk::CheckButton checkbutton_scale;
-
-public:
-
- bool get_scale_flag()const { return checkbutton_scale.get_active(); }
- void set_scale_flag(bool x) { return checkbutton_scale.set_active(x); refresh_scale_flag(); }
-
-
- Smach::event_result event_refresh_tool_options(const Smach::event& x);
-
- void refresh_tool_options();
-
- void refresh_scale_flag() { if(duck_dragger_)duck_dragger_->use_magnitude=get_scale_flag(); }
-
- StateRotate_Context(CanvasView* canvas_view);
-
- ~StateRotate_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::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
- WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
-
- void load_settings();
- void save_settings();
-}; // END of class StateRotate_Context
-
-/* === M E T H O D S ======================================================= */
-
-StateRotate::StateRotate():
- Smach::state<StateRotate_Context>("rotate")
-{
- insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateRotate_Context::event_refresh_tool_options));
-}
-
-StateRotate::~StateRotate()
-{
-}
-
-void
-StateRotate_Context::load_settings()
-{
- String value;
-
- if(settings.get_value("rotate.scale",value) && value=="0")
- set_scale_flag(false);
- else
- set_scale_flag(true);
-}
-
-void
-StateRotate_Context::save_settings()
-{
- settings.set_value("rotate.scale",get_scale_flag()?"1":"0");
-}
-
-StateRotate_Context::StateRotate_Context(CanvasView* canvas_view):
- canvas_view_(canvas_view),
- settings(synfigapp::Main::get_selected_input_device()->settings()),
- duck_dragger_(new DuckDrag_Rotate()),
- checkbutton_scale(_("Allow Scale"))
-{
- duck_dragger_->canvas_view_=get_canvas_view();
-
- // Set up the tool options dialog
- options_table.attach(*manage(new Gtk::Label(_("Rotate Tool"))), 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
- options_table.attach(checkbutton_scale, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
-
- checkbutton_scale.signal_toggled().connect(sigc::mem_fun(*this,&StateRotate_Context::refresh_scale_flag));
-
- options_table.show_all();
- refresh_tool_options();
- //App::dialog_tool_options->set_widget(options_table);
- App::dialog_tool_options->present();
-
- get_work_area()->set_allow_layer_clicks(true);
- get_work_area()->set_duck_dragger(duck_dragger_);
-
-// get_canvas_view()->work_area->set_cursor(Gdk::CROSSHAIR);
- get_canvas_view()->work_area->reset_cursor();
-
- App::toolbox->refresh();
-
- load_settings();
- refresh_scale_flag();
-}
-
-void
-StateRotate_Context::refresh_tool_options()
-{
- App::dialog_tool_options->clear();
- App::dialog_tool_options->set_widget(options_table);
- App::dialog_tool_options->set_local_name(_("Rotate Tool"));
- App::dialog_tool_options->set_name("rotate");
-}
-
-Smach::event_result
-StateRotate_Context::event_refresh_tool_options(const Smach::event& /*x*/)
-{
- refresh_tool_options();
- return Smach::RESULT_ACCEPT;
-}
-
-StateRotate_Context::~StateRotate_Context()
-{
- save_settings();
-
- get_work_area()->clear_duck_dragger();
- get_canvas_view()->work_area->reset_cursor();
-
- App::dialog_tool_options->clear();
-
- App::toolbox->refresh();
-}
-
-
-
-
-DuckDrag_Rotate::DuckDrag_Rotate()
-{
- use_magnitude=true;
-}
-
-void
-DuckDrag_Rotate::begin_duck_drag(Duckmatic* duckmatic, const synfig::Vector& offset)
-{
- last_rotate=Vector(1,1);
-
- const DuckList selected_ducks(duckmatic->get_selected_ducks());
- DuckList::const_iterator iter;
-
-/*
- if(duckmatic->get_selected_ducks().size()<2)
- {
- bad_drag=true;
- return;
- }
-*/
- bad_drag=false;
-
- drag_offset=duckmatic->find_duck(offset)->get_trans_point();
-
- //snap=drag_offset-duckmatic->snap_point_to_grid(drag_offset);
- //snap=offset-drag_offset;
- snap=Vector(0,0);
-
- // Calculate center
- Point vmin(100000000,100000000);
- Point vmax(-100000000,-100000000);
- //std::set<etl::handle<Duck> >::iterator iter;
- positions.clear();
- int i;
- for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
- {
- Point p((*iter)->get_trans_point());
- vmin[0]=min(vmin[0],p[0]);
- vmin[1]=min(vmin[1],p[1]);
- vmax[0]=max(vmax[0],p[0]);
- vmax[1]=max(vmax[1],p[1]);
- positions.push_back(p);
- }
- center=(vmin+vmax)*0.5;
- if((vmin-vmax).mag()<=EPSILON)
- move_only=true;
- else
- move_only=false;
-
-
- synfig::Vector vect(offset-center);
- original_angle=Angle::tan(vect[1],vect[0]);
- original_mag=vect.mag();
-}
-
-
-void
-DuckDrag_Rotate::duck_drag(Duckmatic* duckmatic, const synfig::Vector& vector)
-{
- if(bad_drag)
- return;
-
- //std::set<etl::handle<Duck> >::iterator iter;
- synfig::Vector vect(duckmatic->snap_point_to_grid(vector)-center+snap);
-
- const DuckList selected_ducks(duckmatic->get_selected_ducks());
- DuckList::const_iterator iter;
-
- if(move_only)
- {
- int i;
- for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
- {
- if((*iter)->get_type()!=Duck::TYPE_VERTEX&&(*iter)->get_type()!=Duck::TYPE_POSITION)continue;
-
- Vector p(positions[i]);
-
- p[0]+=vect[0];
- p[1]+=vect[1];
- (*iter)->set_trans_point(p);
- }
- for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
- {
- if(!((*iter)->get_type()!=Duck::TYPE_VERTEX&&(*iter)->get_type()!=Duck::TYPE_POSITION))continue;
-
- Vector p(positions[i]);
-
- p[0]+=vect[0];
- p[1]+=vect[1];
- (*iter)->set_trans_point(p);
- }
- return;
- }
-
- Angle::tan angle(vect[1],vect[0]);
- angle=original_angle-angle;
- Real mag(vect.mag()/original_mag);
- Real sine(Angle::sin(angle).get());
- Real cosine(Angle::cos(angle).get());
-
- int i;
- for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
- {
- if((*iter)->get_type()!=Duck::TYPE_VERTEX&&(*iter)->get_type()!=Duck::TYPE_POSITION)continue;
-
- Vector x(positions[i]-center),p;
-
- p[0]=cosine*x[0]+sine*x[1];
- p[1]=-sine*x[0]+cosine*x[1];
- if(use_magnitude)p*=mag;
- p+=center;
- (*iter)->set_trans_point(p);
- }
- for(i=0,iter=selected_ducks.begin();iter!=selected_ducks.end();++iter,i++)
- {
- if(!((*iter)->get_type()!=Duck::TYPE_VERTEX&&(*iter)->get_type()!=Duck::TYPE_POSITION))continue;
-
- Vector x(positions[i]-center),p;
-
- p[0]=cosine*x[0]+sine*x[1];
- p[1]=-sine*x[0]+cosine*x[1];
- if(use_magnitude)p*=mag;
- p+=center;
- (*iter)->set_trans_point(p);
- }
-
- last_rotate=vect;
- //snap=Vector(0,0);
-}
-
-bool
-DuckDrag_Rotate::end_duck_drag(Duckmatic* duckmatic)
-{
- if(bad_drag)return false;
- if(move_only)
- {
- synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Move Duck"));
- duckmatic->signal_edited_selected_ducks();
- return true;
- }
-
- synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Rotate Ducks"));
-
- if((last_rotate-Vector(1,1)).mag()>0.0001)
- {
- duckmatic->signal_edited_selected_ducks();
- return true;
- }
- else
- {
- duckmatic->signal_user_click_selected_ducks(0);
- return false;
- }
-}
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