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