synfig-studio/src/gui/state_fill.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file state_fill.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **
  10 **      This package is free software; you can redistribute it and/or
  11 **      modify it under the terms of the GNU General Public License as
  12 **      published by the Free Software Foundation; either version 2 of
  13 **      the License, or (at your option) any later version.
  14 **
  15 **      This package is distributed in the hope that it will be useful,
  16 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18 **      General Public License for more details.
  19 **      \endlegal
  20 */
  21 /* ========================================================================= */
  22
  23 /* === H E A D E R S ======================================================= */
  24
  25 #ifdef USING_PCH
  26 #       include "pch.h"
  27 #else
  28 #ifdef HAVE_CONFIG_H
  29 #       include <config.h>
  30 #endif
  31
  32 #include "state_fill.h"
  33 #include "state_normal.h"
  34 #include "workarea.h"
  35 #include <synfig/context.h>
  36 #include "app.h"
  37 #include "dialogs/dialog_color.h"
  38 #include "event_mouse.h"
  39 #include "event_layerclick.h"
  40 #include "toolbox.h"
  41 #include "canvasview.h"
  42 #include <synfigapp/main.h>
  43
  44 #include "general.h"
  45
  46 #endif
  47
  48 /* === U S I N G =========================================================== */
  49
  50 using namespace std;
  51 using namespace etl;
  52 using namespace synfig;
  53 using namespace studio;
  54
  55 /* === M A C R O S ========================================================= */
  56
  57 /* === C L A S S E S & S T R U C T S ======================================= */
  58
  59 class studio::StateFill_Context
  60 {
  61         CanvasView *canvas_view;
  62         CanvasView::IsWorking is_working;
  63
  64 public:
  65         StateFill_Context(CanvasView *canvas_view);
  66         ~StateFill_Context();
  67
  68         Smach::event_result event_stop_handler(const Smach::event& x);
  69
  70         Smach::event_result event_refresh_handler(const Smach::event& x);
  71
  72         Smach::event_result event_workarea_layer_clicked_handler(const Smach::event& x);
  73
  74
  75         etl::handle<CanvasView> get_canvas_view()const{return canvas_view;}
  76         etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view->canvas_interface();}
  77         synfig::Canvas::Handle get_canvas()const{return canvas_view->get_canvas();}
  78         WorkArea * get_work_area()const{return canvas_view->get_work_area();}
  79
  80
  81 }; // END of class StateFill_Context
  82
  83 /* === G L O B A L S ======================================================= */
  84
  85 StateFill studio::state_fill;
  86
  87 /* === P R O C E D U R E S ================================================= */
  88
  89 /* === M E T H O D S ======================================================= */
  90
  91 StateFill::StateFill():
  92         Smach::state<StateFill_Context>("fill")
  93 {
  94         insert(event_def(EVENT_LAYER_SELECTION_CHANGED,&StateFill_Context::event_stop_handler));
  95         insert(event_def(EVENT_STOP,&StateFill_Context::event_stop_handler));
  96         insert(event_def(EVENT_REFRESH,&StateFill_Context::event_refresh_handler));
  97         insert(event_def(EVENT_WORKAREA_LAYER_CLICKED,&StateFill_Context::event_workarea_layer_clicked_handler));
  98 }
  99
 100 StateFill::~StateFill()
 101 {
 102 }
 103
 104 StateFill_Context::StateFill_Context(CanvasView *canvas_view):
 105         canvas_view(canvas_view),
 106         is_working(*canvas_view)
 107 {
 108         synfig::info("Entered Fill State");
 109         canvas_view->work_area->set_cursor(Gdk::CROSSHAIR);
 110
 111         App::toolbox->refresh();
 112 }
 113
 114 StateFill_Context::~StateFill_Context()
 115 {
 116         synfig::info("Left Fill State");
 117         canvas_view->work_area->reset_cursor();
 118         App::toolbox->refresh();
 119 }
 120
 121 Smach::event_result
 122 StateFill_Context::event_stop_handler(const Smach::event& /*x*/)
 123 {
 124         synfig::info("STATE FILL: Received Stop Event");
 125         //throw Smach::egress_exception();
 126         throw &state_normal;
 127         return Smach::RESULT_OK;
 128 //      canvas_view->get_smach().pop_state();
 129 //      return Smach::RESULT_ACCEPT;
 130 }
 131
 132 Smach::event_result
 133 StateFill_Context::event_refresh_handler(const Smach::event& /*x*/)
 134 {
 135         synfig::info("STATE FILL: Received Refresh Event");
 136         canvas_view->work_area->queue_render_preview();
 137         return Smach::RESULT_ACCEPT;
 138 }
 139
 140 Smach::event_result
 141 StateFill_Context::event_workarea_layer_clicked_handler(const Smach::event& x)
 142 {
 143         synfig::info("STATE FILL: Received layer clicked Event");
 144         const EventLayerClick& event(*reinterpret_cast<const EventLayerClick*>(&x));
 145
 146         if(!event.layer)
 147         {
 148                 get_canvas_view()->get_ui_interface()->warning(_("No layer here"));
 149                 return Smach::RESULT_ACCEPT;
 150         }
 151
 152
 153         //synfigapp::Action::Handle action(synfigapp::Action::create("ValueDescSet"));
 154         synfigapp::ValueDesc value_desc(event.layer,"color");
 155
 156         if(!get_canvas_interface()->change_value(value_desc,ValueBase(synfigapp::Main::get_fill_color())))
 157         {
 158                 get_canvas_view()->get_ui_interface()->warning(_("Unable to set layer color"));
 159                 return Smach::RESULT_ERROR;
 160         }
 161         /*
 162         assert(action);
 163
 164         action->set_param("canvas",get_canvas());
 165         action->set_param("canvas_interface",get_canvas_interface());
 166         action->set_param("value_desc",value_desc);
 167         action->set_param("time",get_canvas_interface()->get_time());
 168         //action->set_param("layer",event.layer);
 169         //if(!action->set_param("param",String("color")))
 170         //      synfig::error("LayerParamConnect didn't like \"param\"");
 171         if(!action->set_param("new_value",ValueBase(synfigapp::Main::get_fill_color())))
 172                 synfig::error("LayerParamConnect didn't like \"fill_color\"");
 173
 174         if(!get_canvas_interface()->get_instance()->perform_action(action))
 175         {
 176                 get_canvas_view()->get_ui_interface()->warning(_("Unable to set layer color"));
 177                 return Smach::RESULT_ERROR;
 178         }
 179         get_canvas_view()->get_ui_interface()->task(_("Idle"));
 180         */
 181         return Smach::RESULT_ACCEPT;
 182 }