#include "T2BitImage.h"
#include "T2DlgItemImage.h"

T2DlgItemImage::T2DlgItemImage(T2TowerDoc* inDoc, T2ImageObj* inImageObj, CPalette* inPalette)
    : T2DlgItem(inDoc, inImageObj, inPalette)
{
}

/*virtual*/ int T2DlgItemImage::Create(const char* inName, DWORD inStyle, const RECT& inRect, CWnd* inParentWnd, UINT inID) {
#pragma var_order(clientRect, image, imageRect)
    CRect imageRect;
    mValue = -1;
    T2BitImage *image = GetObjectImage(imageRect, inName, mValue);

    CRect clientRect = inRect;
    if (image) {
        clientRect.right = clientRect.left + imageRect.Width();
        clientRect.bottom = clientRect.top + imageRect.Height();
    }

    return T2DlgItem::Create(inName, inStyle, clientRect, inParentWnd, inID);
}

/*virtual*/ BOOL T2DlgItemImage::OnT2DlgItemEraseBkgnd(CDC* pDC) {
#pragma var_order(imageRect, clientRect, image)
    CRect clientRect;
    CRect imageRect;

    GetClientRect(clientRect);
    T2BitImage *image = GetDrawImage(imageRect);

    if (image) {
        int save = pDC->SaveDC();
        pDC->SelectPalette(mPalette, false);
        pDC->RealizePalette();

        SetStretchBltMode(pDC->m_hDC, COLORONCOLOR);
        StretchDIBits(pDC->m_hDC, clientRect.left, clientRect.top, clientRect.Width(), clientRect.Height(), imageRect.left, imageRect.bottom + 1, imageRect.Width(), -imageRect.Height(), image->mData, (BITMAPINFO *) &image->mBitmap, DIB_PAL_COLORS, SRCCOPY);

        pDC->RestoreDC(save);
    }

    return true;
}

void T2DlgItemImage::AdjustSize() {
    CRect imageRect;

    if (GetDrawImage(imageRect))
        SetWindowPos(NULL, 0, 0, imageRect.Width(), imageRect.Height(), SWP_NOMOVE | SWP_NOZORDER);
}

T2BitImage* T2DlgItemImage::GetDrawImage(CRect& outRect) const {
    CString text;
    GetDescriptor(text);
    return GetObjectImage(outRect, text, mValue);
}