opencv/modules/highgui/src/window_winrt.cpp
2015-06-15 15:59:16 +03:00

438 lines
8.3 KiB
C++

#include "precomp.hpp"
#if defined WINRT && !defined WINRT_8_0
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <assert.h>
struct CvWindow;
typedef struct CvTrackbar
{
int signature;
void* hwnd; // TODO: use proper handle type
char* name;
CvTrackbar* next;
CvWindow* parent;
int* data;
int pos;
int maxval;
void (*notify)(int);
void (*notify2)(int, void*);
void* userdata;
int id;
}
CvTrackbar;
typedef struct CvWindow
{
int signature;
void* hwnd; // TODO: use proper handle type
char* name;
CvWindow* prev;
CvWindow* next;
HGDIOBJ image;
int flags;
CvMouseCallback on_mouse;
void* on_mouse_param;
struct
{
void* toolbar; // TODO: use proper handle type
int pos;
int rows;
CvTrackbar* first;
}
toolbar;
int width;
int height;
}
CvWindow;
static CvWindow* hg_windows = 0;
// typedef int (CV_CDECL * CvWin32WindowCallback)(HWND, UINT, WPARAM, LPARAM, int*);
static CvWindow* icvFindWindowByName(const char* name) {
CvWindow* window = hg_windows;
for (; window != 0 && strcmp(name, window->name) != 0; window = window->next)
;
return window;
}
static CvTrackbar*
icvFindTrackbarByName(const CvWindow* window, const char* name) {
CvTrackbar* trackbar = window->toolbar.first;
for (; trackbar != 0 && strcmp(trackbar->name, name) != 0; trackbar = trackbar->next)
;
return trackbar;
}
CV_IMPL int cvInitSystem( int, char** )
{
static int wasInitialized = 0;
if (!wasInitialized)
{
hg_windows = 0;
}
return 0;
}
CV_IMPL int cvStartWindowThread(){
return 0;
}
CV_IMPL int cvNamedWindow( const char* name, int flags )
{
int result = 0;
CV_FUNCNAME( "cvNamedWindow" );
__BEGIN__;
__END__;
return result;
}
CV_IMPL void cvDestroyWindow( const char* name )
{
CV_FUNCNAME( "cvDestroyWindow" );
__BEGIN__;
CvWindow* window;
if(!name)
CV_ERROR( CV_StsNullPtr, "NULL name string" );
window = icvFindWindowByName(name);
if( !window )
EXIT;
__END__;
}
CV_IMPL void cvShowImage( const char* name, const CvArr* arr )
{
CV_FUNCNAME( "cvShowImage" );
__BEGIN__;
CvWindow* window;
SIZE size = { 0, 0 };
int channels = 0;
void* dst_ptr = 0;
const int channels_def = 3;
int origin = 0;
CvMat stub, dst, *image;
bool changed_size = false;
if( !name )
CV_ERROR( CV_StsNullPtr, "NULL name" );
window = icvFindWindowByName(name);
if(!window)
{
cvNamedWindow(name, CV_WINDOW_AUTOSIZE);
window = icvFindWindowByName(name);
}
if( !window || !arr )
EXIT;
if( CV_IS_IMAGE_HDR( arr ))
origin = ((IplImage*)arr)->origin;
CV_CALL( image = cvGetMat( arr, &stub ));
#ifdef HAVE_OPENGL
if (window->useGl)
{
cv::imshow(name, cv::cvarrToMat(image));
return;
}
#endif
if (window->image)
{
//TODO: validate image
}
if (size.cx != image->width || size.cy != image->height || channels != channels_def)
{
changed_size = true;
//TODO: handle image resize
}
cvInitMatHeader( &dst, size.cy, size.cx, CV_8UC3,
dst_ptr, (size.cx * channels + 3) & -4 );
cvConvertImage( image, &dst, origin == 0 ? CV_CVTIMG_FLIP : 0 );
if (changed_size)
//TODO: handle consequent image resize
__END__;
}
CV_IMPL void cvResizeWindow(const char* name, int width, int height )
{
CV_FUNCNAME( "cvResizeWindow" );
__BEGIN__;
CvWindow* window;
if( !name )
CV_ERROR( CV_StsNullPtr, "NULL name" );
window = icvFindWindowByName(name);
if(!window)
EXIT;
// TODO: implement appropriate logic here
__END__;
}
CV_IMPL void cvMoveWindow( const char* name, int x, int y )
{
CV_FUNCNAME( "cvMoveWindow" );
__BEGIN__;
CvWindow* window;
RECT rect;
if( !name )
CV_ERROR( CV_StsNullPtr, "NULL name" );
window = icvFindWindowByName(name);
if(!window)
EXIT;
// TODO: implement appropriate logic here
__END__;
}
CV_IMPL void cvDestroyAllWindows(void)
{
// TODO: implement appropriate logic here
}
CV_IMPL int cvWaitKey( int delay )
{
// see https://msdn.microsoft.com/en-us/library/windows/desktop/ms724411(v=vs.85).aspx
int time0 = GetTickCount64();
for(;;)
{
CvWindow* window;
if ((delay > 0 && abs((int)(GetTickCount64() - time0)) >= delay) || hg_windows == 0)
return -1;
if (delay <= 0)
{
// TODO: implement appropriate logic here
}
for( window = hg_windows; window != 0; window = window->next )
{
}
}
}
CV_IMPL int
cvCreateTrackbar( const char* trackbar_name, const char* window_name,
int* val, int count, CvTrackbarCallback on_notify )
{
// TODO: implement appropriate logic here
return 0;
}
CV_IMPL int
cvCreateTrackbar2( const char* trackbar_name, const char* window_name,
int* val, int count, CvTrackbarCallback2 on_notify2,
void* userdata )
{
// TODO: implement appropriate logic here
return 0;
}
CV_IMPL void
cvSetMouseCallback( const char* window_name, CvMouseCallback on_mouse, void* param )
{
CV_FUNCNAME( "cvSetMouseCallback" );
__BEGIN__;
CvWindow* window = 0;
if( !window_name )
CV_ERROR( CV_StsNullPtr, "NULL window name" );
window = icvFindWindowByName(window_name);
if( !window )
EXIT;
// TODO: implement appropriate logic here
__END__;
}
CV_IMPL int cvGetTrackbarPos( const char* trackbar_name, const char* window_name )
{
int pos = -1;
CV_FUNCNAME( "cvGetTrackbarPos" );
__BEGIN__;
CvWindow* window;
CvTrackbar* trackbar = 0;
if( trackbar_name == 0 || window_name == 0 )
CV_ERROR( CV_StsNullPtr, "NULL trackbar or window name" );
window = icvFindWindowByName( window_name );
if( window )
trackbar = icvFindTrackbarByName( window, trackbar_name );
if( trackbar )
pos = trackbar->pos;
__END__;
return pos;
}
CV_IMPL void cvSetTrackbarPos( const char* trackbar_name, const char* window_name, int pos )
{
CV_FUNCNAME( "cvSetTrackbarPos" );
__BEGIN__;
CvWindow* window;
CvTrackbar* trackbar = 0;
if( trackbar_name == 0 || window_name == 0 )
CV_ERROR( CV_StsNullPtr, "NULL trackbar or window name" );
window = icvFindWindowByName( window_name );
if( window )
trackbar = icvFindTrackbarByName( window, trackbar_name );
if( trackbar )
{
if( pos < 0 )
pos = 0;
if( pos > trackbar->maxval )
pos = trackbar->maxval;
//TODO: update trackbar
}
__END__;
}
CV_IMPL void cvSetTrackbarMax(const char* trackbar_name, const char* window_name, int maxval)
{
CV_FUNCNAME( "cvSetTrackbarMax" );
__BEGIN__;
if (maxval >= 0)
{
CvWindow* window = 0;
CvTrackbar* trackbar = 0;
if (trackbar_name == 0 || window_name == 0)
{
CV_ERROR(CV_StsNullPtr, "NULL trackbar or window name");
}
window = icvFindWindowByName(window_name);
if (window)
{
trackbar = icvFindTrackbarByName(window, trackbar_name);
if (trackbar)
{
// The position will be min(pos, maxval).
trackbar->maxval = maxval;
//TODO: update trackbar
}
}
}
__END__;
}
CV_IMPL void* cvGetWindowHandle( const char* window_name )
{
void* hwnd = 0;
CV_FUNCNAME( "cvGetWindowHandle" );
__BEGIN__;
CvWindow* window;
if( window_name == 0 )
CV_ERROR( CV_StsNullPtr, "NULL window name" );
window = icvFindWindowByName( window_name );
if( window )
hwnd = (void*)window->hwnd;
__END__;
return hwnd;
}
CV_IMPL const char* cvGetWindowName( void* window_handle )
{
const char* window_name = "";
CV_FUNCNAME( "cvGetWindowName" );
__BEGIN__;
CvWindow* window = 0;
if( window_handle == 0 )
CV_ERROR( CV_StsNullPtr, "NULL window" );
// window = TODO: find window by handle
if( window )
window_name = window->name;
__END__;
return 0;
}
#endif //defined WINRT && !defined WINRT_8_0