1 #ifndef SVG_CSS_OSTRINGSTREAM_H_INKSCAPE
2 #define SVG_CSS_OSTRINGSTREAM_H_INKSCAPE
4 #include <glib/gtypes.h>
5 #include <sstream>
7 namespace Inkscape {
9 typedef std::ios_base &(*std_oct_type)(std::ios_base &);
11 /**
12 * A thin wrapper around std::ostringstream, but writing floating point numbers in the format
13 * required by CSS: `.' as decimal separator, no `e' notation, no nan or inf.
14 */
15 class CSSOStringStream {
16 private:
17 std::ostringstream ostr;
19 public:
20 CSSOStringStream();
22 #define INK_CSS_STR_OP(_t) \
23 CSSOStringStream &operator<<(_t arg) { \
24 ostr << arg; \
25 return *this; \
26 }
28 INK_CSS_STR_OP(char)
29 INK_CSS_STR_OP(signed char)
30 INK_CSS_STR_OP(unsigned char)
31 INK_CSS_STR_OP(short)
32 INK_CSS_STR_OP(unsigned short)
33 INK_CSS_STR_OP(int)
34 INK_CSS_STR_OP(unsigned int)
35 INK_CSS_STR_OP(long)
36 INK_CSS_STR_OP(unsigned long)
37 INK_CSS_STR_OP(char const *)
38 INK_CSS_STR_OP(signed char const *)
39 INK_CSS_STR_OP(unsigned char const *)
40 INK_CSS_STR_OP(std::string const &)
41 INK_CSS_STR_OP(std_oct_type)
43 #undef INK_CSS_STR_OP
45 gchar const *gcharp() const {
46 return reinterpret_cast<gchar const *>(ostr.str().c_str());
47 }
49 std::string str() const {
50 return ostr.str();
51 }
53 std::streamsize precision() const {
54 return ostr.precision();
55 }
57 std::streamsize precision(std::streamsize p) {
58 return ostr.precision(p);
59 }
60 };
62 }
64 Inkscape::CSSOStringStream &operator<<(Inkscape::CSSOStringStream &os, float d);
66 Inkscape::CSSOStringStream &operator<<(Inkscape::CSSOStringStream &os, double d);
69 #endif /* !SVG_CSS_OSTRINGSTREAM_H_INKSCAPE */
71 /*
72 Local Variables:
73 mode:c++
74 c-file-style:"stroustrup"
75 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
76 indent-tabs-mode:nil
77 fill-column:99
78 End:
79 */
80 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :