114 lines
3.1 KiB
C++
114 lines
3.1 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/textconsole.h"
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#include "bagel/mfc/afxwin.h"
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namespace Bagel {
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namespace MFC {
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bool CBitmap::Attach(HBITMAP hObject) {
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return CGdiObject::Attach(hObject);
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}
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HBITMAP CBitmap::Detach() {
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return (HBITMAP)CGdiObject::Detach();
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}
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bool CBitmap::CreateCompatibleBitmap(CDC *pDC, int nWidth, int nHeight) {
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const CDC::Impl *dc = static_cast<CDC::Impl *>(pDC->m_hDC);
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Gfx::Surface *src = dc->getSurface();
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BITMAPINFOHEADER h;
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h.biSize = 40;
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h.biWidth = nWidth;
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h.biHeight = nHeight;
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h.biPlanes = 1;
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h.biBitCount = src->format.bytesPerPixel * 8;
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h.biCompression = BI_RGB;
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h.biSizeImage = 0;
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h.biXPelsPerMeter = 0;
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h.biYPelsPerMeter = 0;
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h.biClrUsed = 0;
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h.biClrImportant = 0;
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m_hObject = CreateDIBitmap(nullptr, &h,
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0, nullptr, nullptr, DIB_RGB_COLORS);
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// This is where it becomes permanent
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AfxHookObject();
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return true;
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}
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bool CBitmap::CreateBitmap(int nWidth, int nHeight, unsigned int nPlanes,
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unsigned int nBitcount, const void *lpBits) {
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assert(nPlanes == 1);
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BITMAPINFOHEADER h;
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h.biSize = 40;
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h.biWidth = nWidth;
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h.biHeight = nHeight;
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h.biPlanes = 1;
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h.biBitCount = nBitcount;
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h.biCompression = BI_RGB;
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h.biSizeImage = 0;
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h.biXPelsPerMeter = 0;
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h.biYPelsPerMeter = 0;
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h.biClrUsed = 0;
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h.biClrImportant = 0;
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m_hObject = CreateDIBitmap(nullptr, &h,
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lpBits ? CBM_INIT : 0, lpBits, nullptr, DIB_RGB_COLORS);
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// This is where it becomes permanent
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AfxHookObject();
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return true;
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}
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int CBitmap::GetObject(int nCount, void *lpObject) const {
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CBitmap::Impl *src = static_cast<CBitmap::Impl *>(m_hObject);
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BITMAP *dest = (BITMAP *)lpObject;
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assert(src && nCount == sizeof(BITMAP));
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dest->bmType = 0;
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dest->bmWidth = src->w;
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dest->bmHeight = src->h;
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dest->bmWidthBytes = src->pitch * src->format.bytesPerPixel;
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dest->bmPlanes = 1;
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dest->bmBitsPixel = src->format.bpp();
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dest->bmBits = src->getPixels();
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return sizeof(BITMAP);
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}
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long CBitmap::GetBitmapBits(long dwCount, void *lpBits) const {
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const CBitmap::Impl *src = static_cast<CBitmap::Impl *>(m_hObject);
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dwCount = MIN<int32>((int32)dwCount, src->pitch * src->h * src->format.bytesPerPixel);
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Common::copy((const byte *)src->getPixels(),
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(const byte *)src->getPixels() + dwCount,
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(byte *)lpBits);
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return dwCount;
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}
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} // namespace MFC
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} // namespace Bagel
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