1 #ifndef __FILTER_EFFECT_CHOOSER_H__
2 #define __FILTER_EFFECT_CHOOSER_H__
4 /*
5 * Filter effect selection selection widget
6 *
7 * Author:
8 * Nicholas Bishop <nicholasbishop@gmail.com>
9 *
10 * Copyright (C) 2007 Authors
11 *
12 * Released under GNU GPL, read the file 'COPYING' for more information
13 */
15 #include <gtkmm/box.h>
16 #include <gtkmm/combobox.h>
17 #include <gtkmm/liststore.h>
18 #include <gtkmm/treeview.h>
20 #include "combo-enums.h"
21 #include "filter-enums.h"
22 #include "labelled.h"
23 #include "spin-slider.h"
24 #include "sp-filter.h"
26 namespace Inkscape {
27 namespace UI {
28 namespace Widget {
30 class FilterEffectChooser
31 {
32 public:
33 virtual ~FilterEffectChooser();
35 virtual Glib::SignalProxy0<void> signal_selection_changed() = 0;
36 virtual SPFilter* get_selected_filter() = 0;
37 virtual void select_filter(const SPFilter*) = 0;
38 protected:
39 FilterEffectChooser();
41 class Columns : public Gtk::TreeModel::ColumnRecord
42 {
43 public:
44 Columns()
45 {
46 add(filter);
47 add(label);
48 add(sel);
49 }
51 Gtk::TreeModelColumn<SPFilter*> filter;
52 Gtk::TreeModelColumn<Glib::ustring> label;
53 Gtk::TreeModelColumn<int> sel;
54 };
56 virtual void update_filters();
58 Glib::RefPtr<Gtk::ListStore> _model;
59 Columns _columns;
60 private:
61 static void on_activate_desktop(Inkscape::Application*, SPDesktop*, FilterEffectChooser*);
62 void on_document_replaced(SPDesktop*, SPDocument*);
64 sigc::connection _doc_replaced;
65 sigc::connection _resource_changed;
67 Gtk::TreeView::Column _filter_column;
68 };
70 /* Allows basic control over feBlend and feGaussianBlur effects,
71 with an option to use the full filter effect controls. */
72 class SimpleFilterModifier : public Gtk::VBox, public FilterEffectChooser
73 {
74 public:
75 SimpleFilterModifier();
77 virtual Glib::SignalProxy0<void> signal_selection_changed();
78 virtual SPFilter* get_selected_filter();
79 virtual void select_filter(const SPFilter*);
81 sigc::signal<void>& signal_blend_blur_changed();
83 const Glib::ustring get_blend_mode();
84 // Uses blend mode enum values, or -1 for a complex filter
85 void set_blend_mode(const int);
87 double get_blur_value() const;
88 void set_blur_value(const double);
89 void set_blur_sensitive(const bool);
90 protected:
91 virtual void update_filters();
92 private:
93 void show_filter_dialog();
94 void blend_mode_changed();
96 Gtk::HBox _hb_blend;
97 Gtk::VBox _vb_blur;
98 Gtk::HBox _hb_filter, _hb_filter_sub;
99 Gtk::Label _lb_blend, _lb_blur, _lb_filter;
100 ComboBoxEnum<NR::FilterBlendMode> _blend;
101 SpinSlider _blur;
102 Gtk::ComboBox _filter;
103 Gtk::Button _edit_filters;
105 sigc::signal<void> _signal_blend_blur_changed;
106 };
108 }
109 }
110 }
112 #endif
114 /*
115 Local Variables:
116 mode:c++
117 c-file-style:"stroustrup"
118 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
119 indent-tabs-mode:nil
120 fill-column:99
121 End:
122 */
123 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :