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ruby-opencv/ext/opencv/trackbar.h
ser1zw ca9820ab87 fix multiple windows operation bug
When we use Qt and create 2 or more OpenCV::GUI::Window objects,
their names become unwanted ones and some unwanted windows are created.
This commit fixes the bug.
2012-02-05 05:59:10 +09:00

68 lines
1.3 KiB
C

/************************************************************
trackbar.h -
$Author: lsxi $
Copyright (C) 2005 Masakazu Yonekura
************************************************************/
#ifndef RUBY_OPENCV_GUI_H
#include "gui.h"
#endif
#ifndef RUBY_OPENCV_GUI_TRACKBAR_H
#define RUBY_OPENCV_GUI_TRACKBAR_H
#include "opencv.h"
#define __NAMESPACE_BEGIN_TRACKBAR namespace cTrackbar {
#define __NAMESPACE_END_TRACKBAR }
__NAMESPACE_BEGIN_OPENCV
__NAMESPACE_BEGIN_GUI
typedef struct Trackbar {
char *name;
int maxval;
int val;
VALUE block;
} Trackbar;
__NAMESPACE_BEGIN_TRACKBAR
VALUE rb_class();
void define_ruby_class();
VALUE rb_allocate(VALUE klass);
void trackbar_mark(void *ptr);
VALUE rb_initialize(int argc, VALUE *argv, VALUE self);
VALUE rb_name(VALUE self);
VALUE rb_max(VALUE self);
VALUE rb_value(VALUE self);
VALUE rb_set_value(VALUE self, VALUE val);
__NAMESPACE_END_TRACKBAR
inline Trackbar*
TRACKBAR(VALUE object) {
Trackbar *ptr;
Data_Get_Struct(object, Trackbar, ptr);
return ptr;
}
inline Trackbar*
TRACKBAR_WITH_CHECK(VALUE object) {
if (!rb_obj_is_kind_of(object, cTrackbar::rb_class())) {
raise_typeerror(object, cTrackbar::rb_class());
}
return TRACKBAR(object);
}
__NAMESPACE_END_GUI
__NAMESPACE_END_OPENCV
#endif // RUBY_OPENCV_GUI_TRACKBAR_H