diff options
Diffstat (limited to 'body/c_fl_line_dial.cpp')
-rw-r--r-- | body/c_fl_line_dial.cpp | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/body/c_fl_line_dial.cpp b/body/c_fl_line_dial.cpp new file mode 100644 index 0000000..388264f --- /dev/null +++ b/body/c_fl_line_dial.cpp @@ -0,0 +1,74 @@ + + +// Programmed by Jedidiah Barber +// Released into the public domain + + +#include <FL/Fl_Line_Dial.H> +#include "c_fl_line_dial.h" + + + + +// Exports from Ada + +extern "C" void widget_draw_hook(void * ud); +extern "C" int widget_handle_hook(void * ud, int e); + +extern "C" int valuator_format_hook(void * ud, char * buf); + + + + +// Attaching all relevant hooks and friends + +class My_Line_Dial : public Fl_Line_Dial { +public: + using Fl_Line_Dial::Fl_Line_Dial; + + friend void fl_line_dial_draw(LINEDIAL v); + friend int fl_line_dial_handle(LINEDIAL v, int e); + + int format(char * buf); + void draw(); + int handle(int e); +}; + +int My_Line_Dial::format(char * buf) { + return valuator_format_hook(this->user_data(), buf); +} + +void My_Line_Dial::draw() { + widget_draw_hook(this->user_data()); +} + +int My_Line_Dial::handle(int e) { + return widget_handle_hook(this->user_data(), e); +} + + + + +// Flattened C API + +LINEDIAL new_fl_line_dial(int x, int y, int w, int h, char* label) { + My_Line_Dial *v = new My_Line_Dial(x, y, w, h, label); + return v; +} + +void free_fl_line_dial(LINEDIAL v) { + delete static_cast<My_Line_Dial*>(v); +} + + + + +void fl_line_dial_draw(LINEDIAL v) { + static_cast<My_Line_Dial*>(v)->Fl_Line_Dial::draw(); +} + +int fl_line_dial_handle(LINEDIAL v, int e) { + return static_cast<My_Line_Dial*>(v)->Fl_Line_Dial::handle(e); +} + + |