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/cellrendererspin.h>
  20 #include <gtkmm/comboboxtext.h>
  21 #include <gtkmm/drawingarea.h>
  22 #include <gtkmm/frame.h>
  23 #include <gtkmm/liststore.h>
  24 #include <gtkmm/menu.h>
  25 #include <gtkmm/sizegroup.h>
  26 #include <gtkmm/treeview.h>
  27
  28 #include "attributes.h"
  29 #include "dialog.h"
  30 #include "sp-filter.h"
  31 #include "sp-feconvolvematrix.h"
  32 #include "ui/widget/filter-effect-chooser.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 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 FilterModifier : public Gtk::VBox, public FilterEffectChooser
  50     {
  51     public:
  52         FilterModifier();
  53
  54         virtual SPFilter* get_selected_filter();
  55         virtual void select_filter(const SPFilter*);
  56         virtual Glib::SignalProxy0<void> signal_selection_changed();
  57     private:
  58         class CellRendererSel : public Gtk::CellRenderer
  59         {
  60         public:
  61             CellRendererSel();
  62             Glib::PropertyProxy<int> property_sel();
  63         protected:
  64             virtual void get_size_vfunc(Gtk::Widget&, const Gdk::Rectangle*,
  65                                     int*, int*, int*, int*) const;
  66             virtual void render_vfunc(const Glib::RefPtr<Gdk::Drawable>& win, Gtk::Widget& w,
  67                                       const Gdk::Rectangle& bg_area, const Gdk::Rectangle& cell_area,
  68                                       const Gdk::Rectangle& expose_area, Gtk::CellRendererState flags);
  69         private:
  70             const int _size;
  71             Glib::Property<int> _sel;
  72         };
  73
  74         static void on_inkscape_change_selection(Application *, Selection *, FilterModifier*);
  75         void update_selection(Selection *);
  76
  77         void filter_list_button_press(GdkEventButton*);
  78         void filter_list_button_release(GdkEventButton*);
  79         void add_filter();
  80         void remove_filter();
  81         void duplicate_filter();
  82         void filter_name_edited(const Glib::ustring& path, const Glib::ustring& text);
  83
  84         Gtk::TreeView _list;
  85         CellRendererSel _cell_sel;
  86         Gtk::Button _add;
  87         Glib::RefPtr<Gtk::Menu> _menu;
  88     };
  89
  90     class PrimitiveColumns : public Gtk::TreeModel::ColumnRecord
  91     {
  92     public:
  93         PrimitiveColumns()
  94         {
  95             add(primitive);
  96             add(type_id);
  97             add(type);
  98             add(id);
  99         }
 100
 101         Gtk::TreeModelColumn<SPFilterPrimitive*> primitive;
 102         Gtk::TreeModelColumn<NR::FilterPrimitiveType> type_id;
 103         Gtk::TreeModelColumn<Glib::ustring> type;
 104         Gtk::TreeModelColumn<Glib::ustring> id;
 105     };
 106
 107     class CellRendererConnection : public Gtk::CellRenderer
 108     {
 109     public:
 110         CellRendererConnection();
 111         Glib::PropertyProxy<void*> property_primitive();
 112         static int input_count(const SPFilterPrimitive* prim);
 113
 114         static const int size = 24;
 115
 116         void set_text_width(const int w);
 117         int get_text_width() const;
 118     protected:
 119         virtual void get_size_vfunc(Gtk::Widget& widget, const Gdk::Rectangle* cell_area,
 120                                     int* x_offset, int* y_offset, int* width, int* height) const;
 121     private:
 122         // void* should be SPFilterPrimitive*, some weirdness with properties prevents this
 123         Glib::Property<void*> _primitive;
 124         int _text_width;
 125     };
 126
 127     class PrimitiveList : public Gtk::TreeView
 128     {
 129     public:
 130         PrimitiveList(FilterEffectsDialog&);
 131
 132         Glib::SignalProxy0<void> signal_selection_changed();
 133
 134         void update();
 135         void set_menu(Glib::RefPtr<Gtk::Menu>);
 136
 137         SPFilterPrimitive* get_selected();
 138         void select(SPFilterPrimitive *prim);
 139
 140         int primitive_count() const;
 141     protected:
 142         bool on_expose_signal(GdkEventExpose*);
 143         bool on_button_press_event(GdkEventButton*);
 144         bool on_motion_notify_event(GdkEventMotion*);
 145         bool on_button_release_event(GdkEventButton*);
 146         void on_drag_end(const Glib::RefPtr<Gdk::DragContext>&);
 147     private:
 148         int init_text();
 149
 150         bool do_connection_node(const Gtk::TreeIter& row, const int input, std::vector<Gdk::Point>& points,
 151                                 const int ix, const int iy);
 152         const Gtk::TreeIter find_result(const Gtk::TreeIter& start, const SPAttributeEnum attr);
 153         int find_index(const Gtk::TreeIter& target);
 154         void draw_connection(const Gtk::TreeIter&, const SPAttributeEnum attr, const int text_start_x,
 155                              const int x1, const int y1, const int row_count);
 156         void sanitize_connections(const Gtk::TreeIter& prim_iter);
 157
 158         FilterEffectsDialog& _dialog;
 159         Glib::RefPtr<Gtk::ListStore> _model;
 160         PrimitiveColumns _columns;
 161         CellRendererConnection _connection_cell;
 162         Glib::RefPtr<Gtk::Menu> _primitive_menu;
 163         Glib::RefPtr<Pango::Layout> _vertical_layout;
 164         int _in_drag;
 165         SPFilterPrimitive* _drag_prim;
 166     };
 167
 168     FilterEffectsDialog();
 169     void init_settings_widgets();
 170
 171     // Handlers
 172     void add_primitive();
 173     void remove_primitive();
 174     void duplicate_primitive();
 175     void convolve_order_changed();
 176
 177     void set_attr_direct(const SPAttributeEnum attr, const AttrWidget*);
 178     void set_attr_special(const SPAttributeEnum);
 179     void set_attr(const SPAttributeEnum, const gchar* val);
 180     void update_settings_view();
 181     void update_settings_sensitivity();
 182
 183     // Filter effect selection
 184     FilterModifier _filter_modifier;
 185
 186     // View/add primitives
 187     Gtk::VBox _primitive_box;
 188     PrimitiveList _primitive_list;
 189     UI::Widget::ComboBoxEnum<NR::FilterPrimitiveType> _add_primitive_type;
 190     Gtk::Button _add_primitive;
 191
 192     // Bottom pane (filter effect primitive settings)
 193     Gtk::VBox _settings_box;
 194     Gtk::Label _empty_settings;
 195
 196     class Settings;
 197     class ConvolveMatrix;
 198     Settings* _settings;
 199
 200     // Convolve Matrix
 201     ConvolveMatrix* _convolve_matrix;
 202     DualSpinSlider* _convolve_order;
 203     SpinSlider* _convolve_tx;
 204     SpinSlider* _convolve_ty;
 205
 206     // For controlling setting sensitivity
 207     Gtk::Widget* _k1, *_k2, *_k3, *_k4;
 208
 209     // To prevent unwanted signals
 210     bool _locked;
 211
 212     FilterEffectsDialog(FilterEffectsDialog const &d);
 213     FilterEffectsDialog& operator=(FilterEffectsDialog const &d);
 214 };
 215
 216 } // namespace Dialog
 217 } // namespace UI
 218 } // namespace Inkscape
 219
 220 #endif // INKSCAPE_UI_DIALOG_FILTER_EFFECTS_H
 221
 222 /*
 223   Local Variables:
 224   mode:c++
 225   c-file-style:"stroustrup"
 226   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
 227   indent-tabs-mode:nil
 228   fill-column:99
 229   End:
 230 */
 231 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :