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