synfig-studio/trunk/src/gtkmm/state_eyedrop.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file state_eyedrop.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id: state_eyedrop.cpp,v 1.1.1.1 2005/01/07 03:34:36 darco Exp $
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002 Robert B. Quattlebaum Jr.
   9 **
  10 **      This software and associated documentation
  11 **      are CONFIDENTIAL and PROPRIETARY property of
  12 **      the above-mentioned copyright holder.
  13 **
  14 **      You may not copy, print, publish, or in any
  15 **      other way distribute this software without
  16 **      a prior written agreement with
  17 **      the copyright holder.
  18 **      \endlegal
  19 */
  20 /* ========================================================================= */
  21
  22 /* === H E A D E R S ======================================================= */
  23
  24 #ifdef USING_PCH
  25 #       include "pch.h"
  26 #else
  27 #ifdef HAVE_CONFIG_H
  28 #       include <config.h>
  29 #endif
  30
  31 #include "state_eyedrop.h"
  32 #include "workarea.h"
  33 #include <synfig/context.h>
  34 #include "app.h"
  35 #include "dialog_color.h"
  36 #include "event_mouse.h"
  37 #include "event_layerclick.h"
  38 #include "toolbox.h"
  39 #include "canvasview.h"
  40 #include <synfigapp/main.h>
  41
  42 #endif
  43
  44 /* === U S I N G =========================================================== */
  45
  46 using namespace std;
  47 using namespace etl;
  48 using namespace synfig;
  49 using namespace studio;
  50
  51 /* === M A C R O S ========================================================= */
  52
  53 /* === C L A S S E S & S T R U C T S ======================================= */
  54
  55 class studio::StateEyedrop_Context
  56 {
  57         CanvasView *canvas_view;
  58         CanvasView::IsWorking is_working;
  59
  60 public:
  61         StateEyedrop_Context(CanvasView *canvas_view);
  62         ~StateEyedrop_Context();
  63
  64         Smach::event_result event_stop_handler(const Smach::event& x);
  65
  66         Smach::event_result event_refresh_handler(const Smach::event& x);
  67
  68         Smach::event_result event_workarea_mouse_button_down_handler(const Smach::event& x);
  69
  70 }; // END of class StateEyedrop_Context
  71
  72 /* === G L O B A L S ======================================================= */
  73
  74 StateEyedrop studio::state_eyedrop;
  75
  76 /* === P R O C E D U R E S ================================================= */
  77
  78 /* === M E T H O D S ======================================================= */
  79
  80 StateEyedrop::StateEyedrop():
  81         Smach::state<StateEyedrop_Context>("eyedrop")
  82 {
  83         insert(event_def(EVENT_LAYER_SELECTION_CHANGED,&StateEyedrop_Context::event_stop_handler));
  84         insert(event_def(EVENT_STOP,&StateEyedrop_Context::event_stop_handler));
  85         insert(event_def(EVENT_REFRESH,&StateEyedrop_Context::event_refresh_handler));
  86         insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateEyedrop_Context::event_workarea_mouse_button_down_handler));
  87 }
  88
  89 StateEyedrop::~StateEyedrop()
  90 {
  91 }
  92
  93 StateEyedrop_Context::StateEyedrop_Context(CanvasView *canvas_view):
  94         canvas_view(canvas_view),
  95         is_working(*canvas_view)
  96 {
  97         synfig::info("Enterted Eyedrop State");
  98         canvas_view->work_area->set_cursor(Gdk::Cursor(Gdk::CROSSHAIR));
  99
 100         App::toolbox->refresh();
 101 }
 102
 103 StateEyedrop_Context::~StateEyedrop_Context()
 104 {
 105         synfig::info("Left Eyedrop State");
 106         canvas_view->work_area->reset_cursor();
 107         App::toolbox->refresh();
 108 }
 109
 110 Smach::event_result
 111 StateEyedrop_Context::event_stop_handler(const Smach::event& x)
 112 {
 113         synfig::info("STATE EYEDROP: Received Stop Event");
 114         throw Smach::egress_exception();
 115 //      canvas_view->get_smach().pop_state();
 116 //      return Smach::RESULT_ACCEPT;
 117 }
 118
 119 Smach::event_result
 120 StateEyedrop_Context::event_refresh_handler(const Smach::event& x)
 121 {
 122         synfig::info("STATE EYEDROP: Received Refresh Event");
 123         canvas_view->work_area->queue_render_preview();
 124         return Smach::RESULT_ACCEPT;
 125 }
 126
 127 Smach::event_result
 128 StateEyedrop_Context::event_workarea_mouse_button_down_handler(const Smach::event& x)
 129 {
 130         synfig::info("STATE EYEDROP: Received mouse button down Event");
 131         const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
 132         if(event.button==BUTTON_LEFT)
 133         {
 134                 Color color(canvas_view->get_canvas()->get_context().get_color(event.pos));
 135                 synfigapp::Main::set_foreground_color(color);
 136                 studio::App::dialog_color->set_color(color);
 137                 return Smach::RESULT_ACCEPT;
 138         }
 139         return Smach::RESULT_OK;
 140 }