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         class CellRendererSel : public Gtk::CellRenderer
  84         {
  85         public:
  86             CellRendererSel();
  87
  88             Glib::PropertyProxy<int> property_sel()
  89             {
  90                 return _sel.get_proxy();
  91             }
  92         protected:
  93             virtual void get_size_vfunc(Gtk::Widget&, const Gdk::Rectangle*,
  94                                     int*, int*, int*, int*) const;
  95             virtual void render_vfunc(const Glib::RefPtr<Gdk::Drawable>& win, Gtk::Widget& w,
  96                                       const Gdk::Rectangle& bg_area, const Gdk::Rectangle& cell_area,
  97                                       const Gdk::Rectangle& expose_area, Gtk::CellRendererState flags);
  98         private:
  99             const int _size;
 100             Glib::Property<int> _sel;
 101         };
 102
 103         static void on_activate_desktop(Application*, SPDesktop*, FilterModifier*);
 104         void on_document_replaced(SPDesktop*, SPDocument*)
 105         {
 106             update_filters();
 107         }
 108
 109         static void on_inkscape_change_selection(Application *, Selection *, FilterModifier*);
 110
 111         void update_selection(Selection *);
 112         void on_filter_selection_changed();
 113
 114         void update_filters();
 115         void filter_list_button_press(GdkEventButton*);
 116         void filter_list_button_release(GdkEventButton*);
 117         void add_filter();
 118         void remove_filter();
 119         void duplicate_filter();
 120         void rename_filter();
 121
 122         sigc::connection _doc_replaced;
 123         sigc::connection _resource_changed;
 124
 125         FilterEffectsDialog& _dialog;
 126         Gtk::TreeView _list;
 127         Glib::RefPtr<Gtk::ListStore> _model;
 128         Columns _columns;
 129         CellRendererSel _cell_sel;
 130         Gtk::Button _add;
 131         Glib::RefPtr<Gtk::Menu> _menu;
 132         sigc::signal<void> _signal_filter_changed;
 133         std::auto_ptr<SignalObserver> _observer;
 134     };
 135
 136     class PrimitiveColumns : public Gtk::TreeModel::ColumnRecord
 137     {
 138     public:
 139         PrimitiveColumns()
 140         {
 141             add(primitive);
 142             add(type_id);
 143             add(type);
 144             add(id);
 145         }
 146
 147         Gtk::TreeModelColumn<SPFilterPrimitive*> primitive;
 148         Gtk::TreeModelColumn<NR::FilterPrimitiveType> type_id;
 149         Gtk::TreeModelColumn<Glib::ustring> type;
 150         Gtk::TreeModelColumn<Glib::ustring> id;
 151     };
 152
 153     class CellRendererConnection : public Gtk::CellRenderer
 154     {
 155     public:
 156         CellRendererConnection();
 157         Glib::PropertyProxy<void*> property_primitive();
 158
 159         static const int size = 24;
 160
 161         void set_text_width(const int w);
 162         int get_text_width() const;
 163     protected:
 164         virtual void get_size_vfunc(Gtk::Widget& widget, const Gdk::Rectangle* cell_area,
 165                                     int* x_offset, int* y_offset, int* width, int* height) const;
 166     private:
 167         // void* should be SPFilterPrimitive*, some weirdness with properties prevents this
 168         Glib::Property<void*> _primitive;
 169         int _text_width;
 170     };
 171
 172     class PrimitiveList : public Gtk::TreeView
 173     {
 174     public:
 175         PrimitiveList(FilterEffectsDialog&);
 176
 177         sigc::signal<void>& signal_primitive_changed();
 178
 179         void update();
 180         void set_menu(Glib::RefPtr<Gtk::Menu>);
 181
 182         SPFilterPrimitive* get_selected();
 183         void select(SPFilterPrimitive *prim);
 184
 185         int primitive_count() const;
 186     protected:
 187         bool on_expose_signal(GdkEventExpose*);
 188         bool on_button_press_event(GdkEventButton*);
 189         bool on_motion_notify_event(GdkEventMotion*);
 190         bool on_button_release_event(GdkEventButton*);
 191         void on_drag_end(const Glib::RefPtr<Gdk::DragContext>&);
 192     private:
 193         int init_text();
 194
 195         bool do_connection_node(const Gtk::TreeIter& row, const int input, std::vector<Gdk::Point>& points,
 196                                 const int ix, const int iy);
 197         const Gtk::TreeIter find_result(const Gtk::TreeIter& start, const int attr, int& src_id);
 198         int find_index(const Gtk::TreeIter& target);
 199         void draw_connection(const Gtk::TreeIter&, const int attr, const int text_start_x,
 200                              const int x1, const int y1, const int row_count);
 201         void sanitize_connections(const Gtk::TreeIter& prim_iter);
 202         void on_primitive_selection_changed();
 203         bool on_scroll_timeout();
 204
 205         FilterEffectsDialog& _dialog;
 206         Glib::RefPtr<Gtk::ListStore> _model;
 207         PrimitiveColumns _columns;
 208         CellRendererConnection _connection_cell;
 209         Glib::RefPtr<Gtk::Menu> _primitive_menu;
 210         Glib::RefPtr<Pango::Layout> _vertical_layout;
 211         int _in_drag;
 212         SPFilterPrimitive* _drag_prim;
 213         sigc::signal<void> _signal_primitive_changed;
 214         sigc::connection _scroll_connection;
 215         int _autoscroll;
 216         std::auto_ptr<SignalObserver> _observer;
 217     };
 218
 219     FilterEffectsDialog();
 220     void init_settings_widgets();
 221
 222     // Handlers
 223     void add_primitive();
 224     void remove_primitive();
 225     void duplicate_primitive();
 226     void convolve_order_changed();
 227
 228     void set_attr_direct(const AttrWidget*);
 229     void set_child_attr_direct(const AttrWidget*);
 230     void set_attr(SPObject*, const SPAttributeEnum, const gchar* val);
 231     void update_settings_view();
 232     void update_settings_sensitivity();
 233     void update_color_matrix();
 234
 235     // Filter effect selection
 236     FilterModifier _filter_modifier;
 237
 238     // View/add primitives
 239     Gtk::VBox _primitive_box;
 240     PrimitiveList _primitive_list;
 241     UI::Widget::ComboBoxEnum<NR::FilterPrimitiveType> _add_primitive_type;
 242     Gtk::Button _add_primitive;
 243
 244     // Bottom pane (filter effect primitive settings)
 245     Gtk::VBox _settings_box;
 246     Gtk::Label _empty_settings;
 247
 248     class Settings;
 249     class MatrixAttr;
 250     class ColorMatrixValues;
 251     class LightSourceControl;
 252     Settings* _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 :