d8659600abeca866d814b7e42742e596f4f1ec64
1 #ifndef INKSCAPE_LIVEPATHEFFECT_PARAMETER_H\r
2 #define INKSCAPE_LIVEPATHEFFECT_PARAMETER_H\r
3 \r
4 /*\r
5 * Inkscape::LivePathEffectParameters\r
6 *\r
7 * Copyright (C) Johan Engelen 2007 <j.b.c.engelen@utwente.nl>\r
8 *\r
9 * Released under GNU GPL, read the file 'COPYING' for more information\r
10 */\r
11 \r
12 #include <glibmm/ustring.h>\r
13 #include <2geom/point.h>\r
14 #include <2geom/path.h>\r
15 \r
16 #include "ui/widget/registry.h"\r
17 #include "ui/widget/registered-widget.h"\r
18 \r
19 namespace Gtk {\r
20 class Widget;\r
21 }\r
22 \r
23 namespace Inkscape {\r
24 \r
25 namespace LivePathEffect {\r
26 \r
27 class Effect;\r
28 \r
29 class Parameter {\r
30 public:\r
31 Parameter( const Glib::ustring& label,\r
32 const Glib::ustring& tip,\r
33 const Glib::ustring& key,\r
34 Inkscape::UI::Widget::Registry* wr,\r
35 Effect* effect);\r
36 virtual ~Parameter() {};\r
37 \r
38 virtual bool param_readSVGValue(const gchar * strvalue) = 0; // returns true if new value is valid / accepted.\r
39 virtual gchar * param_writeSVGValue() const = 0;\r
40 \r
41 virtual void param_set_default() = 0;\r
42 \r
43 // This returns pointer to the parameter's widget to be put in the live-effects dialog. Must also create the\r
44 // necessary widget if it does not exist yet.\r
45 virtual Gtk::Widget * param_getWidget() = 0;\r
46 virtual Glib::ustring * param_getTooltip() { return ¶m_tooltip; };\r
47 \r
48 Glib::ustring param_key;\r
49 Inkscape::UI::Widget::Registry * param_wr;\r
50 Glib::ustring param_label;\r
51 \r
52 protected:\r
53 Glib::ustring param_tooltip;\r
54 \r
55 Effect* param_effect;\r
56 \r
57 private:\r
58 Parameter(const Parameter&);\r
59 Parameter& operator=(const Parameter&);\r
60 };\r
61 \r
62 \r
63 class ScalarParam : public Parameter {\r
64 public:\r
65 ScalarParam( const Glib::ustring& label,\r
66 const Glib::ustring& tip,\r
67 const Glib::ustring& key, \r
68 Inkscape::UI::Widget::Registry* wr,\r
69 Effect* effect,\r
70 gdouble default_value = 1.0);\r
71 ~ScalarParam();\r
72 \r
73 bool param_readSVGValue(const gchar * strvalue);\r
74 gchar * param_writeSVGValue() const;\r
75 \r
76 void param_set_default();\r
77 void param_set_value(gdouble val);\r
78 void param_make_integer(bool yes = true);\r
79 void param_set_range(gdouble min, gdouble max);\r
80 \r
81 Gtk::Widget * param_getWidget();\r
82 \r
83 inline operator gdouble()\r
84 { return value; };\r
85 \r
86 private:\r
87 ScalarParam(const ScalarParam&);\r
88 ScalarParam& operator=(const ScalarParam&);\r
89 \r
90 gdouble value;\r
91 gdouble min;\r
92 gdouble max;\r
93 bool integer;\r
94 gdouble defvalue;\r
95 Inkscape::UI::Widget::RegisteredScalar * rsu;\r
96 };\r
97 \r
98 } //namespace LivePathEffect\r
99 \r
100 } //namespace Inkscape\r
101 \r
102 #endif\r