src/ui/dialog/filter-effects-dialog.h

   1 /**
   2  * \brief Filter Effects dialog
   3  *
   4  * Authors:
   5  *   Nicholas Bishop <nicholasbishop@gmail.com>
   6  *
   7  * Copyright (C) 2007 Authors
   8  *
   9  * Released under GNU GPL.  Read the file 'COPYING' for more information.
  10  */
  11
  12 #ifndef INKSCAPE_UI_DIALOG_FILTER_EFFECTS_H
  13 #define INKSCAPE_UI_DIALOG_FILTER_EFFECTS_H
  14
  15 #include <gtkmm/adjustment.h>
  16 #include <gtkmm/alignment.h>
  17 #include <gtkmm/box.h>
  18 #include <gtkmm/buttonbox.h>
  19 #include <gtkmm/comboboxtext.h>
  20 #include <gtkmm/drawingarea.h>
  21 #include <gtkmm/frame.h>
  22 #include <gtkmm/liststore.h>
  23 #include <gtkmm/menu.h>
  24 #include <gtkmm/sizegroup.h>
  25 #include <gtkmm/treeview.h>
  26
  27 #include "attributes.h"
  28 #include "dialog.h"
  29 #include "sp-filter.h"
  30 #include "ui/widget/combo-enums.h"
  31 #include "ui/widget/spin-slider.h"
  32
  33 using namespace Inkscape::UI::Widget;
  34
  35 namespace Inkscape {
  36 namespace UI {
  37 namespace Dialog {
  38
  39 class DualSpinButton;
  40 class MultiSpinButton;
  41 class FilterEffectsDialog : public Dialog {
  42 public:
  43     ~FilterEffectsDialog();
  44
  45     void set_attrs_locked(const bool);
  46
  47     static FilterEffectsDialog *create() { return new FilterEffectsDialog(); }
  48 private:
  49     class SignalObserver;
  50
  51     class FilterModifier : public Gtk::VBox
  52     {
  53     public:
  54         FilterModifier(FilterEffectsDialog&);
  55         ~FilterModifier();
  56
  57         SPFilter* get_selected_filter();
  58         void select_filter(const SPFilter*);
  59
  60         sigc::signal<void>& signal_filter_changed()
  61         {
  62             return _signal_filter_changed;
  63         }
  64     private:
  65         class Columns : public Gtk::TreeModel::ColumnRecord
  66         {
  67         public:
  68             Columns()
  69             {
  70                 add(filter);
  71                 add(label);
  72                 add(sel);
  73             }
  74
  75             Gtk::TreeModelColumn<SPFilter*> filter;
  76             Gtk::TreeModelColumn<Glib::ustring> label;
  77             Gtk::TreeModelColumn<int> sel;
  78         };
  79
  80         class CellRendererSel : public Gtk::CellRenderer
  81         {
  82         public:
  83             CellRendererSel();
  84
  85             Glib::PropertyProxy<int> property_sel()
  86             {
  87                 return _sel.get_proxy();
  88             }
  89         protected:
  90             virtual void get_size_vfunc(Gtk::Widget&, const Gdk::Rectangle*,
  91                                     int*, int*, int*, int*) const;
  92             virtual void render_vfunc(const Glib::RefPtr<Gdk::Drawable>& win, Gtk::Widget& w,
  93                                       const Gdk::Rectangle& bg_area, const Gdk::Rectangle& cell_area,
  94                                       const Gdk::Rectangle& expose_area, Gtk::CellRendererState flags);
  95         private:
  96             const int _size;
  97             Glib::Property<int> _sel;
  98         };
  99
 100         static void on_activate_desktop(Application*, SPDesktop*, FilterModifier*);
 101         void on_document_replaced(SPDesktop*, SPDocument*)
 102         {
 103             update_filters();
 104         }
 105
 106         static void on_inkscape_change_selection(Application *, Selection *, FilterModifier*);
 107
 108         void update_selection(Selection *);
 109         void on_filter_selection_changed();
 110
 111         void update_filters();
 112         void filter_list_button_press(GdkEventButton*);
 113         void filter_list_button_release(GdkEventButton*);
 114         void add_filter();
 115         void remove_filter();
 116         void duplicate_filter();
 117         void rename_filter();
 118
 119         sigc::connection _doc_replaced;
 120         sigc::connection _resource_changed;
 121
 122         FilterEffectsDialog& _dialog;
 123         Gtk::TreeView _list;
 124         Glib::RefPtr<Gtk::ListStore> _model;
 125         Columns _columns;
 126         CellRendererSel _cell_sel;
 127         Gtk::Button _add;
 128         Glib::RefPtr<Gtk::Menu> _menu;
 129         sigc::signal<void> _signal_filter_changed;
 130         std::auto_ptr<SignalObserver> _observer;
 131     };
 132
 133     class PrimitiveColumns : public Gtk::TreeModel::ColumnRecord
 134     {
 135     public:
 136         PrimitiveColumns()
 137         {
 138             add(primitive);
 139             add(type_id);
 140             add(type);
 141             add(id);
 142         }
 143
 144         Gtk::TreeModelColumn<SPFilterPrimitive*> primitive;
 145         Gtk::TreeModelColumn<NR::FilterPrimitiveType> type_id;
 146         Gtk::TreeModelColumn<Glib::ustring> type;
 147         Gtk::TreeModelColumn<Glib::ustring> id;
 148     };
 149
 150     class CellRendererConnection : public Gtk::CellRenderer
 151     {
 152     public:
 153         CellRendererConnection();
 154         Glib::PropertyProxy<void*> property_primitive();
 155
 156         static const int size = 24;
 157
 158         void set_text_width(const int w);
 159         int get_text_width() const;
 160     protected:
 161         virtual void get_size_vfunc(Gtk::Widget& widget, const Gdk::Rectangle* cell_area,
 162                                     int* x_offset, int* y_offset, int* width, int* height) const;
 163     private:
 164         // void* should be SPFilterPrimitive*, some weirdness with properties prevents this
 165         Glib::Property<void*> _primitive;
 166         int _text_width;
 167     };
 168
 169     class PrimitiveList : public Gtk::TreeView
 170     {
 171     public:
 172         PrimitiveList(FilterEffectsDialog&);
 173
 174         sigc::signal<void>& signal_primitive_changed();
 175
 176         void update();
 177         void set_menu(Glib::RefPtr<Gtk::Menu>);
 178
 179         SPFilterPrimitive* get_selected();
 180         void select(SPFilterPrimitive *prim);
 181
 182         int primitive_count() const;
 183     protected:
 184         bool on_expose_signal(GdkEventExpose*);
 185         bool on_button_press_event(GdkEventButton*);
 186         bool on_motion_notify_event(GdkEventMotion*);
 187         bool on_button_release_event(GdkEventButton*);
 188         void on_drag_end(const Glib::RefPtr<Gdk::DragContext>&);
 189     private:
 190         int init_text();
 191
 192         bool do_connection_node(const Gtk::TreeIter& row, const int input, std::vector<Gdk::Point>& points,
 193                                 const int ix, const int iy);
 194         const Gtk::TreeIter find_result(const Gtk::TreeIter& start, const int attr, int& src_id);
 195         int find_index(const Gtk::TreeIter& target);
 196         void draw_connection(const Gtk::TreeIter&, const int attr, const int text_start_x,
 197                              const int x1, const int y1, const int row_count);
 198         void sanitize_connections(const Gtk::TreeIter& prim_iter);
 199         void on_primitive_selection_changed();
 200         bool on_scroll_timeout();
 201
 202         FilterEffectsDialog& _dialog;
 203         Glib::RefPtr<Gtk::ListStore> _model;
 204         PrimitiveColumns _columns;
 205         CellRendererConnection _connection_cell;
 206         Glib::RefPtr<Gtk::Menu> _primitive_menu;
 207         Glib::RefPtr<Pango::Layout> _vertical_layout;
 208         int _in_drag;
 209         SPFilterPrimitive* _drag_prim;
 210         sigc::signal<void> _signal_primitive_changed;
 211         sigc::connection _scroll_connection;
 212         int _autoscroll;
 213         std::auto_ptr<SignalObserver> _observer;
 214     };
 215
 216     FilterEffectsDialog();
 217     void init_settings_widgets();
 218
 219     // Handlers
 220     void add_primitive();
 221     void remove_primitive();
 222     void duplicate_primitive();
 223     void convolve_order_changed();
 224
 225     void set_attr_direct(const AttrWidget*);
 226     void set_child_attr_direct(const AttrWidget*);
 227     void set_attr(SPObject*, const SPAttributeEnum, const gchar* val);
 228     void update_settings_view();
 229     void update_settings_sensitivity();
 230     void update_color_matrix();
 231
 232     // Filter effect selection
 233     FilterModifier _filter_modifier;
 234
 235     // View/add primitives
 236     Gtk::VBox _primitive_box;
 237     PrimitiveList _primitive_list;
 238     UI::Widget::ComboBoxEnum<NR::FilterPrimitiveType> _add_primitive_type;
 239     Gtk::Button _add_primitive;
 240
 241     // Bottom pane (filter effect primitive settings)
 242     Gtk::VBox _settings_box;
 243     Gtk::Label _empty_settings;
 244
 245     class Settings;
 246     class MatrixAttr;
 247     class ColorMatrixValues;
 248     class LightSourceControl;
 249     Settings* _settings;
 250     Glib::RefPtr<Gtk::SizeGroup> _sizegroup;
 251
 252     // Color Matrix
 253     ColorMatrixValues* _color_matrix_values;
 254
 255     // Convolve Matrix
 256     MatrixAttr* _convolve_matrix;
 257     DualSpinButton* _convolve_order;
 258     MultiSpinButton* _convolve_target;
 259
 260     // For controlling setting sensitivity
 261     Gtk::Widget* _k1, *_k2, *_k3, *_k4;
 262
 263     // To prevent unwanted signals
 264     bool _locked;
 265     bool _attr_lock;
 266
 267     FilterEffectsDialog(FilterEffectsDialog const &d);
 268     FilterEffectsDialog& operator=(FilterEffectsDialog const &d);
 269 };
 270
 271 } // namespace Dialog
 272 } // namespace UI
 273 } // namespace Inkscape
 274
 275 #endif // INKSCAPE_UI_DIALOG_FILTER_EFFECTS_H
 276
 277 /*
 278   Local Variables:
 279   mode:c++
 280   c-file-style:"stroustrup"
 281   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
 282   indent-tabs-mode:nil
 283   fill-column:99
 284   End:
 285 */
 286 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :