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

   1 /**
   2  * \brief Filter Effects dialog
   3  *
   4  * Authors:
   5  *   Nicholas Bishop <nicholasbishop@gmail.com>
   6  *   Rodrigo Kumpera <kumpera@gmail.com>
   7  *
   8  * Copyright (C) 2007 Authors
   9  *
  10  * Released under GNU GPL.  Read the file 'COPYING' for more information.
  11  */
  12
  13 #ifndef INKSCAPE_UI_DIALOG_FILTER_EFFECTS_H
  14 #define INKSCAPE_UI_DIALOG_FILTER_EFFECTS_H
  15
  16 #include <memory>
  17
  18 #include <gtkmm/adjustment.h>
  19 #include <gtkmm/alignment.h>
  20 #include <gtkmm/box.h>
  21 #include <gtkmm/buttonbox.h>
  22 #include <gtkmm/comboboxtext.h>
  23 #include <gtkmm/drawingarea.h>
  24 #include <gtkmm/frame.h>
  25 #include <gtkmm/liststore.h>
  26 #include <gtkmm/menu.h>
  27 #include <gtkmm/notebook.h>
  28 #include <gtkmm/sizegroup.h>
  29 #include <gtkmm/treeview.h>
  30
  31 #include "attributes.h"
  32 #include "ui/widget/panel.h"
  33 #include "sp-filter.h"
  34 #include "ui/widget/combo-enums.h"
  35 #include "ui/widget/spin-slider.h"
  36
  37 using namespace Inkscape::UI::Widget;
  38
  39 namespace Inkscape {
  40 namespace UI {
  41 namespace Dialog {
  42
  43 class DualSpinButton;
  44 class MultiSpinButton;
  45 class FilterEffectsDialog : public UI::Widget::Panel {
  46 public:
  47
  48     FilterEffectsDialog();
  49     ~FilterEffectsDialog();
  50
  51     static FilterEffectsDialog &getInstance()
  52     { return *new FilterEffectsDialog(); }
  53
  54     void set_attrs_locked(const bool);
  55 protected:
  56     virtual void show_all_vfunc();
  57 private:
  58     class SignalObserver;
  59
  60     class FilterModifier : public Gtk::VBox
  61     {
  62     public:
  63         FilterModifier(FilterEffectsDialog&);
  64         ~FilterModifier();
  65
  66         SPFilter* get_selected_filter();
  67         void select_filter(const SPFilter*);
  68
  69         sigc::signal<void>& signal_filter_changed()
  70         {
  71             return _signal_filter_changed;
  72         }
  73     private:
  74         class Columns : public Gtk::TreeModel::ColumnRecord
  75         {
  76         public:
  77             Columns()
  78             {
  79                 add(filter);
  80                 add(label);
  81                 add(sel);
  82             }
  83
  84             Gtk::TreeModelColumn<SPFilter*> filter;
  85             Gtk::TreeModelColumn<Glib::ustring> label;
  86             Gtk::TreeModelColumn<int> sel;
  87         };
  88
  89         static void on_activate_desktop(Application*, SPDesktop*, FilterModifier*);
  90         void on_document_replaced(SPDesktop*, SPDocument*)
  91         {
  92             update_filters();
  93         }
  94
  95         static void on_inkscape_change_selection(Application *, Selection *, FilterModifier*);
  96
  97         void update_selection(Selection *);
  98         void on_filter_selection_changed();
  99
 100         void on_name_edited(const Glib::ustring&, const Glib::ustring&);
 101         void on_selection_toggled(const Glib::ustring&);
 102
 103         void update_filters();
 104         void filter_list_button_release(GdkEventButton*);
 105         void add_filter();
 106         void remove_filter();
 107         void duplicate_filter();
 108         void rename_filter();
 109
 110         sigc::connection _doc_replaced;
 111         sigc::connection _resource_changed;
 112
 113         FilterEffectsDialog& _dialog;
 114         Gtk::TreeView _list;
 115         Glib::RefPtr<Gtk::ListStore> _model;
 116         Columns _columns;
 117         Gtk::CellRendererToggle _cell_toggle;
 118         Gtk::Button _add;
 119         Glib::RefPtr<Gtk::Menu> _menu;
 120         sigc::signal<void> _signal_filter_changed;
 121         std::auto_ptr<SignalObserver> _observer;
 122     };
 123
 124     class PrimitiveColumns : public Gtk::TreeModel::ColumnRecord
 125     {
 126     public:
 127         PrimitiveColumns()
 128         {
 129             add(primitive);
 130             add(type_id);
 131             add(type);
 132             add(id);
 133         }
 134
 135         Gtk::TreeModelColumn<SPFilterPrimitive*> primitive;
 136         Gtk::TreeModelColumn<NR::FilterPrimitiveType> type_id;
 137         Gtk::TreeModelColumn<Glib::ustring> type;
 138         Gtk::TreeModelColumn<Glib::ustring> id;
 139     };
 140
 141     class CellRendererConnection : public Gtk::CellRenderer
 142     {
 143     public:
 144         CellRendererConnection();
 145         Glib::PropertyProxy<void*> property_primitive();
 146
 147         static const int size = 24;
 148
 149         void set_text_width(const int w);
 150         int get_text_width() const;
 151     protected:
 152         virtual void get_size_vfunc(Gtk::Widget& widget, const Gdk::Rectangle* cell_area,
 153                                     int* x_offset, int* y_offset, int* width, int* height) const;
 154     private:
 155         // void* should be SPFilterPrimitive*, some weirdness with properties prevents this
 156         Glib::Property<void*> _primitive;
 157         int _text_width;
 158     };
 159
 160     class PrimitiveList : public Gtk::TreeView
 161     {
 162     public:
 163         PrimitiveList(FilterEffectsDialog&);
 164
 165         sigc::signal<void>& signal_primitive_changed();
 166
 167         void update();
 168         void set_menu(Glib::RefPtr<Gtk::Menu>);
 169
 170         SPFilterPrimitive* get_selected();
 171         void select(SPFilterPrimitive *prim);
 172         void remove_selected();
 173
 174         int primitive_count() const;
 175     protected:
 176         bool on_expose_signal(GdkEventExpose*);
 177         bool on_button_press_event(GdkEventButton*);
 178         bool on_motion_notify_event(GdkEventMotion*);
 179         bool on_button_release_event(GdkEventButton*);
 180         void on_drag_end(const Glib::RefPtr<Gdk::DragContext>&);
 181     private:
 182         int init_text();
 183
 184         bool do_connection_node(const Gtk::TreeIter& row, const int input, std::vector<Gdk::Point>& points,
 185                                 const int ix, const int iy);
 186         const Gtk::TreeIter find_result(const Gtk::TreeIter& start, const int attr, int& src_id);
 187         int find_index(const Gtk::TreeIter& target);
 188         void draw_connection(const Gtk::TreeIter&, const int attr, const int text_start_x,
 189                              const int x1, const int y1, const int row_count);
 190         void sanitize_connections(const Gtk::TreeIter& prim_iter);
 191         void on_primitive_selection_changed();
 192         bool on_scroll_timeout();
 193
 194         FilterEffectsDialog& _dialog;
 195         Glib::RefPtr<Gtk::ListStore> _model;
 196         PrimitiveColumns _columns;
 197         CellRendererConnection _connection_cell;
 198         Glib::RefPtr<Gtk::Menu> _primitive_menu;
 199         Glib::RefPtr<Pango::Layout> _vertical_layout;
 200         int _in_drag;
 201         SPFilterPrimitive* _drag_prim;
 202         sigc::signal<void> _signal_primitive_changed;
 203         sigc::connection _scroll_connection;
 204         int _autoscroll;
 205         std::auto_ptr<SignalObserver> _observer;
 206     };
 207
 208     void init_settings_widgets();
 209
 210     // Handlers
 211     void add_primitive();
 212     void remove_primitive();
 213     void duplicate_primitive();
 214     void convolve_order_changed();
 215
 216     void set_attr_direct(const AttrWidget*);
 217     void set_child_attr_direct(const AttrWidget*);
 218     void set_filternode_attr(const AttrWidget*);
 219     void set_attr(SPObject*, const SPAttributeEnum, const gchar* val);
 220     void update_settings_view();
 221     void update_filter_general_settings_view();
 222     void update_settings_sensitivity();
 223     void update_color_matrix();
 224     void update_primitive_infobox();
 225
 226     // Filter effect selection
 227     FilterModifier _filter_modifier;
 228
 229     // Primitives Info Box
 230     Gtk::Label _infobox_desc;
 231     Gtk::Image _infobox_icon;
 232
 233     // View/add primitives
 234     Gtk::VBox _primitive_box;
 235     PrimitiveList _primitive_list;
 236     UI::Widget::ComboBoxEnum<NR::FilterPrimitiveType> _add_primitive_type;
 237     Gtk::Button _add_primitive;
 238
 239     // Bottom pane (filter effect primitive settings)
 240     Gtk::Notebook _settings_tabs;
 241     Gtk::VBox _settings_tab2;
 242     Gtk::VBox _settings_tab1;
 243     Gtk::Label _empty_settings;
 244     Gtk::Label _no_filter_selected;
 245     bool _settings_initialized;
 246
 247     class Settings;
 248     class MatrixAttr;
 249     class ColorMatrixValues;
 250     class LightSourceControl;
 251     Settings* _settings;
 252     Settings* _filter_general_settings;
 253     Glib::RefPtr<Gtk::SizeGroup> _sizegroup;
 254
 255     // Color Matrix
 256     ColorMatrixValues* _color_matrix_values;
 257
 258     // Convolve Matrix
 259     MatrixAttr* _convolve_matrix;
 260     DualSpinButton* _convolve_order;
 261     MultiSpinButton* _convolve_target;
 262
 263     // For controlling setting sensitivity
 264     Gtk::Widget* _k1, *_k2, *_k3, *_k4;
 265     Gtk::Widget* _ct_table, *_ct_slope, *_ct_intercept, *_ct_amplitude, *_ct_exponent, *_ct_offset;
 266
 267     // To prevent unwanted signals
 268     bool _locked;
 269     bool _attr_lock;
 270
 271     FilterEffectsDialog(FilterEffectsDialog const &d);
 272     FilterEffectsDialog& operator=(FilterEffectsDialog const &d);
 273 };
 274
 275 } // namespace Dialog
 276 } // namespace UI
 277 } // namespace Inkscape
 278
 279 #endif // INKSCAPE_UI_DIALOG_FILTER_EFFECTS_H
 280
 281 /*
 282   Local Variables:
 283   mode:c++
 284   c-file-style:"stroustrup"
 285   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
 286   indent-tabs-mode:nil
 287   fill-column:99
 288   End:
 289 */
 290 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :