vetWindow32.cpp

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#include "vetWindow32.h"


vetWindow32::vetWindow32(HINSTANCE hInstance) : vetOutput()
 {
        INFO("vetWindow32::vetWindow32(HINSTANCE hInstance) : vetOutput() [CONTRUCTOR]")

        parentHistance = hInstance;
        myHandle = 0;
        width = 0;
        height = 0;

        if (parentHistance)
                createWindow(VETW32_DEF_WIDTH, VETW32_DEF_HEIGHT);
 }

vetWindow32::~vetWindow32()
 {
        INFO("vetWindow32::~vetWindow32() : [DESTRUCTOR]")

        ReleaseDC(myHandle, hDisplay);
 }

VETRESULT vetWindow32::createWindow(unsigned int w, unsigned int h)
 {
        if (parentHistance == 0)
                return VETRET_ILLEGAL_USE;

        width = w;
        height = h;

    // Create the main window.  The WS_CLIPCHILDREN style is required.
        myHandle = CreateWindow(VETW32_DEF_CLSNAME, VETW32_DEF_TITLE,
                                                        WS_OVERLAPPEDWINDOW | WS_CAPTION | WS_CLIPCHILDREN,
                                                        CW_USEDEFAULT, CW_USEDEFAULT,
                                                        width, height,
                                                        0, 0, parentHistance, 0);


        if (myHandle == 0)
                return VETRET_INTERNAL_ERR;

        GetClientRect(myHandle, &myRect);

        hDisplay = GetDC(myHandle);

        InvalidateRect(myHandle, NULL, FALSE);

        return VETRET_OK;
 }

VETRESULT vetWindow32::show(int nCmdShow)
 {
        if (myHandle == 0)
                return VETRET_ILLEGAL_USE;

        ShowWindow(myHandle, nCmdShow);
        UpdateWindow(myHandle);

        return VETRET_OK;
 }

VETRESULT vetWindow32::hide()
 {
        if (myHandle == 0)
                return VETRET_ILLEGAL_USE;

        ShowWindow(myHandle, SW_HIDE);
        UpdateWindow(myHandle);

        return VETRET_OK;
 }


VETRESULT vetWindow32::welcomeText()
{
        if (myHandle == 0)
                return VETRET_ILLEGAL_USE;

        PAINTSTRUCT ps;
        HDC hdc = BeginPaint(myHandle, &ps);
        EndPaint(myHandle, &ps);

        char buf[2048];
        int x=50;
        int y=60;
        SetTextColor(hdc,RGB(rand()%255,rand()%255,rand()%255));
        int len=sprintf(buf,"VETLib is Ready!");
        TextOut(hdc,x,y,buf,len);

        return VETRET_OK;
 }



VETRESULT vetWindow32::setHeight(unsigned int value)
 {
        height = value;
        SetWindowPos(myHandle, NULL, 0, 0, width, height, SWP_NOACTIVATE | SWP_NOMOVE);

        return VETRET_OK;
 }

VETRESULT vetWindow32::setWidth(unsigned int value)
 {
        width = value;
        SetWindowPos(myHandle, NULL, 0, 0, width, height, SWP_NOACTIVATE | SWP_NOMOVE);

        return VETRET_OK;
 }


VETRESULT vetWindow32::importFrom(vetFrameYUV420& img)
 {
        INFO("int vetWindow32::importFrom(vetFrameYUV420& img) [reading data]")

        return VETRET_NOT_IMPLEMENTED;
 }


VETRESULT vetWindow32::importFrom(vetFrameRGB24& img)
 {
        INFO("int vetWindow32::importFrom(vetFrameRGB24& img) [reading data]")

        if (&img == NULL)
                return VETRET_PARAM_ERR;

        for (int y=0; y<(int)img.height; y++ )

                for (int x=0; x<(int)img.width; x++ )

                        SetPixel(hDisplay, x, y, RGB(img.data[y*img.width+x][0],img.data[y*img.width+x][1],img.data[y*img.width+x][2]));

        return VETRET_OK;
 }


VETRESULT vetWindow32::importFrom(vetFrameT<unsigned char>& img)
 {
        INFO("int vetWindow32::importFrom(vetFrameT<unsigned char>& img) [reading data]")

        return VETRET_NOT_IMPLEMENTED;
 }

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