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