style.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2015 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Magnus Norddahl
27 */
28
29 #pragma once
30
31 #include "../../Core/Text/string_format.h"
32 #include "../../Display/2D/color.h"
33 #include "style_get_value.h"
34
35 namespace clan
36 {
37 class StyleImpl;
38 class StyleGetValue;
39
41 class Style
42 {
43 public:
44 Style();
45 Style(const Style &) = delete;
46 ~Style();
47 Style &operator=(const Style &) = delete;
48
57 void set(const std::string &properties);
58
59 template <class Arg1, typename... Values>
60 void set(const std::string &properties, Arg1 arg1, Values... values)
61 {
62 set(string_format(properties, arg1, values...));
63 }
64
66 StyleGetValue declared_value(const char *property_name) const;
67 StyleGetValue declared_value(const std::string &property_name) const { return declared_value(property_name.c_str()); }
68
70 static std::string to_rgba(const Colorf &c)
71 {
72 return string_format(
73 "rgba(%1,%2,%3,%4)",
74 clamp((int)std::round(c.r * 255), 0, 255),
75 clamp((int)std::round(c.g * 255), 0, 255),
76 clamp((int)std::round(c.b * 255), 0, 255),
77 c.a);
78 }
79
80 private:
81 std::unique_ptr<StyleImpl> impl;
82 };
83 }
clan
Definition: clanapp.h:35
clan::Colorf
Floating point color description class (for float).
Definition: color.h:660
clan::Style::to_rgba
static std::string to_rgba(const Colorf &c)
Static helper that generates a "rgba(%1,%2,%3,%4)" string for the given color.
Definition: style.h:70
clan::Style::declared_value
StyleGetValue declared_value(const std::string &property_name) const
Definition: style.h:67
clan::string_format
std::string string_format(const std::string &format)
See clan::StringFormat for details.
Definition: string_format.h:179
clan::Style::declared_value
StyleGetValue declared_value(const char *property_name) const
Retrieve the declared value for a property.
clan::StyleTokenType::string
@ keyword
clan::Style::set
void set(const std::string &properties, Arg1 arg1, Values...values)
Definition: style.h:60
clan::Vec4::a
Type a
Definition: vec4.h:83
clan::Vec4::r
Type r
Definition: vec4.h:80
clan::StyleGetValue
Style value returned by style classes.
Definition: style_get_value.h:39
clan::Style::~Style
~Style()
clan::BrushWrapMode::clamp
clan::Style::set
void set(const std::string &properties)
clan::Vec4::b
Type b
Definition: vec4.h:82
clan::Key::c
clan::Style::operator=
Style & operator=(const Style &)=delete
clan::Style
Style property set.
Definition: style.h:41
clan::Style::Style
Style()
clan::Vec4::g
Type g
Definition: vec4.h:81