Tidying.
[synfig.git] / synfig-studio / trunk / src / gtkmm / state_circle.cpp
index 46ce811..1d9b378 100644 (file)
@@ -104,13 +104,19 @@ class studio::StateCircle_Context : public sigc::trackable
        Gtk::Entry              entry_id; //what to name the layer
 
        Widget_Enum             enum_falloff;
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
        Widget_Enum             enum_blend;
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
 
        Gtk::Adjustment adj_feather;
+       Gtk::Adjustment adj_number_of_bline_points;
+       Gtk::Adjustment adj_bline_point_angle_offset;
        Gtk::SpinButton spin_feather;
+       Gtk::SpinButton spin_number_of_bline_points;
+       Gtk::SpinButton spin_bline_point_angle_offset;
 
-       Gtk::CheckButton checkbutton_layer_circle;
        Gtk::CheckButton checkbutton_invert;
+       Gtk::CheckButton checkbutton_layer_circle;
        Gtk::CheckButton checkbutton_layer_region;
        Gtk::CheckButton checkbutton_layer_outline;
        Gtk::CheckButton checkbutton_layer_curve_gradient;
@@ -136,12 +142,20 @@ public:
        int get_falloff()const { return enum_falloff.get_value(); }
        void set_falloff(int x) { return enum_falloff.set_value(x); }
 
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
        int get_blend()const { return enum_blend.get_value(); }
        void set_blend(int x) { return enum_blend.set_value(x); }
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
 
        Real get_feather()const { return adj_feather.get_value(); }
        void set_feather(Real f) { adj_feather.set_value(f); }
 
+       Real get_number_of_bline_points()const { return adj_number_of_bline_points.get_value(); }
+       void set_number_of_bline_points(Real f) { adj_number_of_bline_points.set_value(f); }
+
+       Real get_bline_point_angle_offset()const { return adj_bline_point_angle_offset.get_value(); }
+       void set_bline_point_angle_offset(Real f) { adj_bline_point_angle_offset.set_value(f); }
+
        bool get_layer_circle_flag()const { return checkbutton_layer_circle.get_active(); }
        void set_layer_circle_flag(bool x) { return checkbutton_layer_circle.set_active(x); }
 
@@ -233,16 +247,28 @@ StateCircle_Context::load_settings()
        else
                set_falloff(2);
 
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
        if(settings.get_value("circle.blend",value) && value != "")
                set_blend(atoi(value.c_str()));
        else
                set_blend(0);//(int)Color::BLEND_COMPOSITE); //0 should be blend composites value
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
 
        if(settings.get_value("circle.feather",value))
                set_feather(atof(value.c_str()));
        else
                set_feather(0);
 
+       if(settings.get_value("circle.number_of_bline_points",value))
+               set_number_of_bline_points(atof(value.c_str()));
+       else
+               set_number_of_bline_points(4);
+
+       if(settings.get_value("circle.bline_point_angle_offset",value))
+               set_bline_point_angle_offset(atof(value.c_str()));
+       else
+               set_bline_point_angle_offset(0);
+
        if(settings.get_value("circle.layer_circle",value) && value=="0")
                set_layer_circle_flag(false);
        else
@@ -284,8 +310,12 @@ StateCircle_Context::save_settings()
 {
        settings.set_value("circle.id",get_id());
        settings.set_value("circle.fallofftype",strprintf("%d",get_falloff()));
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
        settings.set_value("circle.blend",strprintf("%d",get_blend()));
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
        settings.set_value("circle.feather",strprintf("%f",(float)get_feather()));
+       settings.set_value("circle.number_of_bline_points",strprintf("%d",(int)(get_number_of_bline_points() + 0.5)));
+       settings.set_value("circle.bline_point_angle_offset",strprintf("%f",(float)get_bline_point_angle_offset()));
        settings.set_value("circle.layer_circle",get_layer_circle_flag()?"1":"0");
        settings.set_value("circle.invert",get_invert()?"1":"0");
        settings.set_value("circle.layer_outline",get_layer_outline_flag()?"1":"0");
@@ -354,9 +384,13 @@ StateCircle_Context::StateCircle_Context(CanvasView* canvas_view):
        settings(synfigapp::Main::get_selected_input_device()->settings()),
        entry_id(),
        adj_feather(0,0,1,0.01,0.1),
+       adj_number_of_bline_points(4,2,120,1,1,1), // value, lower, upper, step_increment, page_increment, page_size
+       adj_bline_point_angle_offset(0,-360,360,.1,1,1), // value, lower, upper, step_increment, page_increment, page_size
        spin_feather(adj_feather,0.1,3),
-       checkbutton_layer_circle(_("Create Circle")),
+       spin_number_of_bline_points(adj_number_of_bline_points,1,0),
+       spin_bline_point_angle_offset(adj_bline_point_angle_offset,1,1),
        checkbutton_invert(_("Invert")),
+       checkbutton_layer_circle(_("Create Circle Layer")),
        checkbutton_layer_region(_("Create Region BLine")),
        checkbutton_layer_outline(_("Create Outline BLine")),
        checkbutton_layer_curve_gradient(_("Create Curve Gradient BLine")),
@@ -378,9 +412,11 @@ StateCircle_Context::StateCircle_Context(CanvasView* canvas_view):
                .add_enum_value(CIRCLE_SIGMOND,"sigmond",_("Sigmond"))
                .add_enum_value(CIRCLE_COSINE,"cosine",_("Cosine")));
 
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
        enum_blend.set_param_desc(ParamDesc(Color::BLEND_COMPOSITE,"blend_method")
                .set_local_name(_("Blend Method"))
                .set_description(_("Defines the blend method to be used for circles")));
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
 
        load_settings();
 
@@ -388,14 +424,20 @@ StateCircle_Context::StateCircle_Context(CanvasView* canvas_view):
        options_table.attach(*manage(new Gtk::Label(_("Feather:"))), 0, 1, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
        options_table.attach(spin_feather, 1, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
        options_table.attach(enum_falloff, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
        options_table.attach(enum_blend, 0, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
-       options_table.attach(checkbutton_layer_circle,                          0, 2,  6,  7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
-       options_table.attach(checkbutton_invert,                                        0, 2,  7,  8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
+       options_table.attach(checkbutton_invert,                                        0, 2,  6,  7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
+       options_table.attach(checkbutton_layer_circle,                          0, 2,  7,  8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
        options_table.attach(checkbutton_layer_outline,                         0, 2,  8,  9, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
        options_table.attach(checkbutton_layer_region,                          0, 2,  9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
        options_table.attach(checkbutton_layer_plant,                           0, 2, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
        options_table.attach(checkbutton_layer_curve_gradient,          0, 2, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
        options_table.attach(checkbutton_layer_link_offsets,            0, 2, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
+       options_table.attach(*manage(new Gtk::Label(_("BLine Points:"))), 0, 1, 13, 14, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
+       options_table.attach(spin_number_of_bline_points, 1, 2, 13, 14, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
+       options_table.attach(*manage(new Gtk::Label(_("Point Angle Offset:"))), 0, 1, 14, 15, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
+       options_table.attach(spin_bline_point_angle_offset, 1, 2, 14, 15, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 
        options_table.show_all();
 
@@ -460,6 +502,8 @@ StateCircle_Context::~StateCircle_Context()
        // Refresh the work area
        get_work_area()->queue_draw();
 
+       get_canvas_view()->queue_rebuild_ducks();
+
        App::toolbox->refresh();
 }
 
@@ -484,7 +528,7 @@ StateCircle_Context::make_circle(const Point& _p1, const Point& _p2)
 
        Layer::Handle layer;
 
-       Canvas::Handle canvas(get_canvas_view()->get_canvas());
+       Canvas::Handle canvas;
        int depth(0);
 
        // we are temporarily using the layer to hold something
@@ -496,34 +540,33 @@ StateCircle_Context::make_circle(const Point& _p1, const Point& _p2)
        }
 
        synfigapp::SelectionManager::LayerList layer_selection;
+       if (!getenv("SYNFIG_TOOLS_CLEAR_SELECTION"))
+               layer_selection = get_canvas_view()->get_selection_manager()->get_selected_layers();
 
        const synfig::TransformStack& transform(get_canvas_view()->get_curr_transform_stack());
        const Point p1(transform.unperform(_p1));
        const Point p2(transform.unperform(_p2));
 
+       Real radius((p2-p1).mag());
+       int points = get_number_of_bline_points();
+       Angle::deg offset(get_bline_point_angle_offset());
+       Angle::deg angle(360.0/points);
+       Real tangent(4 * ((points == 2)
+                                         ? 1
+                                         : ((2 * Angle::cos(angle/2).get() - Angle::cos(angle).get() - 1) / Angle::sin(angle).get())));
+       Real x(p1[0]), y(p1[1]);
+
        std::vector<BLinePoint> new_list;
-       for (int i = 0; i < 4; i++)
+       for (int i = 0; i < points; i++)
        {
                new_list.push_back(*(new BLinePoint));
                new_list[i].set_width(1);
+               new_list[i].set_vertex(Point(radius*Angle::cos(angle*i + offset).get() + x,
+                                                                        radius*Angle::sin(angle*i + offset).get() + y));
+               new_list[i].set_tangent(Point(-radius*tangent*Angle::sin(angle*i + offset).get(),
+                                                                          radius*tangent*Angle::cos(angle*i + offset).get()));
        }
 
-       Real radius((p2-p1).mag());
-       Real tangent(4*radius*(sqrt(2)-1));
-       Real x(p1[0]), y(p1[1]);
-
-       new_list[0].set_vertex(Point( radius + x,       0 + y));
-       new_list[0].set_tangent(Point(         0,     tangent));
-
-       new_list[1].set_vertex(Point(      0 + x,  radius + y));
-       new_list[1].set_tangent(Point(  -tangent,           0));
-
-       new_list[2].set_vertex(Point(-radius + x,       0 + y));
-       new_list[2].set_tangent(Point(         0,    -tangent));
-
-       new_list[3].set_vertex(Point(      0 + x, -radius + y));
-       new_list[3].set_tangent(Point(   tangent,           0));
-
        ValueNode_BLine::Handle value_node_bline(ValueNode_BLine::create(new_list));
        assert(value_node_bline);
 
@@ -533,6 +576,11 @@ StateCircle_Context::make_circle(const Point& _p1, const Point& _p2)
        // Set the looping flag
        value_node_bline->set_loop(true);
 
+       if(!canvas)
+               canvas=get_canvas_view()->get_canvas();
+
+       value_node_bline->set_member_canvas(canvas);
+
        // count how many layers we're going to be creating
        int layers_to_create = this->layers_to_create();
 
@@ -561,8 +609,10 @@ StateCircle_Context::make_circle(const Point& _p1, const Point& _p2)
                layer->set_param("invert",get_invert());
                get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
                layer->set_param("blend_method",get_blend());
                get_canvas_interface()->signal_layer_param_changed()(layer,"blend_method");
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
 
                layer->set_description(get_id());
                get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
@@ -582,6 +632,11 @@ StateCircle_Context::make_circle(const Point& _p1, const Point& _p2)
                layer->set_description(get_id()+_(" Gradient"));
                get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
+               layer->set_param("blend_method",get_blend());
+               get_canvas_interface()->signal_layer_param_changed()(layer,"blend_method");
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
+
                {
                        synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
                        assert(action);
@@ -641,6 +696,11 @@ StateCircle_Context::make_circle(const Point& _p1, const Point& _p2)
                layer->set_description(get_id()+_(" Plant"));
                get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
+               layer->set_param("blend_method",get_blend());
+               get_canvas_interface()->signal_layer_param_changed()(layer,"blend_method");
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
+
                {
                        synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
                        assert(action);
@@ -700,11 +760,16 @@ StateCircle_Context::make_circle(const Point& _p1, const Point& _p2)
                layer->set_description(get_id()+_(" Region"));
                get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
 
-               if(get_feather())
-               {
-                       layer->set_param("feather",get_feather());
-                       get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
-               }
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
+               layer->set_param("blend_method",get_blend());
+               get_canvas_interface()->signal_layer_param_changed()(layer,"blend_method");
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
+
+               layer->set_param("feather",get_feather());
+               get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
+
+               layer->set_param("invert",get_invert());
+               get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 
                if(get_layer_outline_flag())
                        layer->set_param("color",synfigapp::Main::get_background_color());
@@ -767,11 +832,17 @@ StateCircle_Context::make_circle(const Point& _p1, const Point& _p2)
                layer_selection.push_back(layer);
                layer->set_description(get_id()+_(" Outline"));
                get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
-               if(get_feather())
-               {
-                       layer->set_param("feather",get_feather());
-                       get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
-               }
+
+#ifdef BLEND_METHOD_IN_TOOL_OPTIONS
+               layer->set_param("blend_method",get_blend());
+               get_canvas_interface()->signal_layer_param_changed()(layer,"blend_method");
+#endif // BLEND_METHOD_IN_TOOL_OPTIONS
+
+               layer->set_param("feather",get_feather());
+               get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
+
+               layer->set_param("invert",get_invert());
+               get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
 
                {
                        synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));