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