diff options
Diffstat (limited to 'src/c_fl_output.cpp')
-rw-r--r-- | src/c_fl_output.cpp | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/c_fl_output.cpp b/src/c_fl_output.cpp new file mode 100644 index 0000000..de2ad49 --- /dev/null +++ b/src/c_fl_output.cpp @@ -0,0 +1,57 @@ + + +#include <FL/Fl_Output.H> +#include "c_fl_output.h" + + +typedef void (hook)(void*); +typedef hook* hook_p; + + + + +class My_Output : public Fl_Output { + public: + using Fl_Output::Fl_Output; + friend void output_set_draw_hook(OUTPUTT n, void * d); + friend void fl_output_draw(OUTPUTT n); + protected: + void draw(); + void real_draw(); + hook_p draw_hook; +}; + + +void My_Output::draw() { + (*draw_hook)(this->user_data()); +} + + +void My_Output::real_draw() { + Fl_Output::draw(); +} + + +void output_set_draw_hook(OUTPUTT n, void * d) { + reinterpret_cast<My_Output*>(n)->draw_hook = reinterpret_cast<hook_p>(d); +} + + +void fl_output_draw(OUTPUTT n) { + reinterpret_cast<My_Output*>(n)->real_draw(); +} + + + + +OUTPUTT new_fl_output(int x, int y, int w, int h, char* label) { + My_Output *i = new My_Output(x, y, w, h, label); + return i; +} + + +void free_fl_output(OUTPUTT i) { + delete reinterpret_cast<My_Output*>(i); +} + + |