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