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/colorbutton.h"
  21 #include <gtkmm/comboboxtext.h>
  22 #include <gtkmm/drawingarea.h>
  23 #include <gtkmm/frame.h>
  24 #include <gtkmm/liststore.h>
  25 #include <gtkmm/menu.h>
  26 #include <gtkmm/sizegroup.h>
  27 #include <gtkmm/treeview.h>
  28
  29 #include "attributes.h"
  30 #include "dialog.h"
  31 #include "sp-filter.h"
  32 #include "sp-feconvolvematrix.h"
  33 #include "ui/widget/filter-effect-chooser.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 FilterEffectsDialog : public Dialog {
  43 public:
  44     ~FilterEffectsDialog();
  45
  46     void set_attrs_locked(const bool);
  47
  48     static FilterEffectsDialog *create() { return new FilterEffectsDialog(); }
  49 private:
  50     class FilterModifier : public Gtk::VBox, public FilterEffectChooser
  51     {
  52     public:
  53         FilterModifier();
  54
  55         virtual SPFilter* get_selected_filter();
  56         virtual void select_filter(const SPFilter*);
  57         virtual Glib::SignalProxy0<void> signal_selection_changed();
  58     private:
  59         class CellRendererSel : public Gtk::CellRenderer
  60         {
  61         public:
  62             CellRendererSel();
  63             Glib::PropertyProxy<int> property_sel();
  64         protected:
  65             virtual void get_size_vfunc(Gtk::Widget&, const Gdk::Rectangle*,
  66                                     int*, int*, int*, int*) const;
  67             virtual void render_vfunc(const Glib::RefPtr<Gdk::Drawable>& win, Gtk::Widget& w,
  68                                       const Gdk::Rectangle& bg_area, const Gdk::Rectangle& cell_area,
  69                                       const Gdk::Rectangle& expose_area, Gtk::CellRendererState flags);
  70         private:
  71             const int _size;
  72             Glib::Property<int> _sel;
  73         };
  74
  75         static void on_inkscape_change_selection(Application *, Selection *, FilterModifier*);
  76         void update_selection(Selection *);
  77
  78         void filter_list_button_press(GdkEventButton*);
  79         void filter_list_button_release(GdkEventButton*);
  80         void add_filter();
  81         void remove_filter();
  82         void duplicate_filter();
  83         void filter_name_edited(const Glib::ustring& path, const Glib::ustring& text);
  84
  85         Gtk::TreeView _list;
  86         CellRendererSel _cell_sel;
  87         Gtk::Button _add;
  88         Glib::RefPtr<Gtk::Menu> _menu;
  89     };
  90
  91     class PrimitiveColumns : public Gtk::TreeModel::ColumnRecord
  92     {
  93     public:
  94         PrimitiveColumns()
  95         {
  96             add(primitive);
  97             add(type_id);
  98             add(type);
  99             add(id);
 100         }
 101
 102         Gtk::TreeModelColumn<SPFilterPrimitive*> primitive;
 103         Gtk::TreeModelColumn<NR::FilterPrimitiveType> type_id;
 104         Gtk::TreeModelColumn<Glib::ustring> type;
 105         Gtk::TreeModelColumn<Glib::ustring> id;
 106     };
 107
 108     class CellRendererConnection : public Gtk::CellRenderer
 109     {
 110     public:
 111         CellRendererConnection();
 112         Glib::PropertyProxy<void*> property_primitive();
 113         static int input_count(const SPFilterPrimitive* prim);
 114
 115         static const int size = 24;
 116
 117         void set_text_width(const int w);
 118         int get_text_width() const;
 119     protected:
 120         virtual void get_size_vfunc(Gtk::Widget& widget, const Gdk::Rectangle* cell_area,
 121                                     int* x_offset, int* y_offset, int* width, int* height) const;
 122     private:
 123         // void* should be SPFilterPrimitive*, some weirdness with properties prevents this
 124         Glib::Property<void*> _primitive;
 125         int _text_width;
 126     };
 127
 128     class PrimitiveList : public Gtk::TreeView
 129     {
 130     public:
 131         PrimitiveList(FilterEffectsDialog&);
 132
 133         Glib::SignalProxy0<void> signal_selection_changed();
 134
 135         void update();
 136         void set_menu(Glib::RefPtr<Gtk::Menu>);
 137
 138         SPFilterPrimitive* get_selected();
 139         void select(SPFilterPrimitive *prim);
 140
 141         int primitive_count() const;
 142     protected:
 143         bool on_expose_signal(GdkEventExpose*);
 144         bool on_button_press_event(GdkEventButton*);
 145         bool on_motion_notify_event(GdkEventMotion*);
 146         bool on_button_release_event(GdkEventButton*);
 147         void on_drag_end(const Glib::RefPtr<Gdk::DragContext>&);
 148     private:
 149         int init_text();
 150
 151         bool do_connection_node(const Gtk::TreeIter& row, const int input, std::vector<Gdk::Point>& points,
 152                                 const int ix, const int iy);
 153         const Gtk::TreeIter find_result(const Gtk::TreeIter& start, const SPAttributeEnum attr);
 154         int find_index(const Gtk::TreeIter& target);
 155         void draw_connection(const Gtk::TreeIter&, const SPAttributeEnum attr, const int text_start_x,
 156                              const int x1, const int y1, const int row_count);
 157         void sanitize_connections(const Gtk::TreeIter& prim_iter);
 158
 159         FilterEffectsDialog& _dialog;
 160         Glib::RefPtr<Gtk::ListStore> _model;
 161         PrimitiveColumns _columns;
 162         CellRendererConnection _connection_cell;
 163         Glib::RefPtr<Gtk::Menu> _primitive_menu;
 164         Glib::RefPtr<Pango::Layout> _vertical_layout;
 165         int _in_drag;
 166         SPFilterPrimitive* _drag_prim;
 167     };
 168
 169     FilterEffectsDialog();
 170     void init_settings_widgets();
 171
 172     // Handlers
 173     void add_primitive();
 174     void remove_primitive();
 175     void duplicate_primitive();
 176     void convolve_order_changed();
 177
 178     void set_attr_color(const SPAttributeEnum attr, const Gtk::ColorButton*);
 179     void set_attr_direct(const SPAttributeEnum attr, const AttrWidget*);
 180     void set_attr_special(const SPAttributeEnum);
 181     void set_attr(const SPAttributeEnum, const gchar* val);
 182     void update_settings_view();
 183     void update_settings_sensitivity();
 184
 185     // Filter effect selection
 186     FilterModifier _filter_modifier;
 187
 188     // View/add primitives
 189     Gtk::VBox _primitive_box;
 190     PrimitiveList _primitive_list;
 191     UI::Widget::ComboBoxEnum<NR::FilterPrimitiveType> _add_primitive_type;
 192     Gtk::Button _add_primitive;
 193
 194     // Bottom pane (filter effect primitive settings)
 195     Gtk::VBox _settings_box;
 196     Gtk::Label _empty_settings;
 197
 198     class Settings;
 199     class ConvolveMatrix;
 200     Settings* _settings;
 201
 202     // Convolve Matrix
 203     ConvolveMatrix* _convolve_matrix;
 204     DualSpinSlider* _convolve_order;
 205     SpinSlider* _convolve_tx;
 206     SpinSlider* _convolve_ty;
 207
 208     // For controlling setting sensitivity
 209     Gtk::Widget* _k1, *_k2, *_k3, *_k4;
 210
 211     // To prevent unwanted signals
 212     bool _locked;
 213
 214     FilterEffectsDialog(FilterEffectsDialog const &d);
 215     FilterEffectsDialog& operator=(FilterEffectsDialog const &d);
 216 };
 217
 218 } // namespace Dialog
 219 } // namespace UI
 220 } // namespace Inkscape
 221
 222 #endif // INKSCAPE_UI_DIALOG_FILTER_EFFECTS_H
 223
 224 /*
 225   Local Variables:
 226   mode:c++
 227   c-file-style:"stroustrup"
 228   c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
 229   indent-tabs-mode:nil
 230   fill-column:99
 231   End:
 232 */
 233 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :