110 lines
3 KiB
C++
110 lines
3 KiB
C++
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//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (C) Microsoft Corporation, 1998 - 1998
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//
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// File: ddpaletteobj.cpp
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//
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//--------------------------------------------------------------------------
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// ddPaletteObj.cpp : Implementation of CDirectApp and DLL registration.
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#include "stdafx.h"
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#include "Direct.h"
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#include "dms.h"
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#include "ddPaletteObj.h"
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CONSTRUCTOR(_dxj_DirectDrawPalette, {m_dd=NULL;});
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DESTRUCTOR(_dxj_DirectDrawPalette, {m_dd=NULL;});
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GETSET_OBJECT(_dxj_DirectDrawPalette);
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PASS_THROUGH_CAST_1_R(_dxj_DirectDrawPalette, getCaps, GetCaps, long*,(DWORD *))
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/////////////////////////////////////////////////////////////////////////////
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STDMETHODIMP C_dxj_DirectDrawPaletteObject::getEntries( //long flags,
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long base, long numEntries, SAFEARRAY **ppEntries){
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HRESULT hr;
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if (!ISSAFEARRAY1D(ppEntries,(DWORD)numEntries)) return E_INVALIDARG;
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LPPALETTEENTRY pe=(LPPALETTEENTRY)((SAFEARRAY*)*ppEntries)->pvData;
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hr=m__dxj_DirectDrawPalette->GetEntries((DWORD) 0,(DWORD) base, (DWORD) numEntries, pe);
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return hr;
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}
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STDMETHODIMP C_dxj_DirectDrawPaletteObject::setEntries(// long flags,
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long base, long numEntries, SAFEARRAY **ppEntries){
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HRESULT hr;
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if (!ISSAFEARRAY1D(ppEntries,(DWORD)numEntries)) return E_INVALIDARG;
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LPPALETTEENTRY pe=(LPPALETTEENTRY)((SAFEARRAY*)*ppEntries)->pvData;
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hr=m__dxj_DirectDrawPalette->SetEntries((DWORD) 0,(DWORD) base, (DWORD) numEntries, pe);
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return hr;
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}
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/////////////////////////////////////////////////////////////////////////////
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//
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#if 0
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STDMETHODIMP C_dxj_DirectDrawPaletteObject::initialize( I_dxj_DirectDraw2 *val)
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{
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DO_GETOBJECT_NOTNULL( LPDIRECTDRAW2, lpdd, val)
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return m__dxj_DirectDrawPalette->Initialize((LPDIRECTDRAW)lpdd, 0, NULL);
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}
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/////////////////////////////////////////////////////////////////////////////
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//
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STDMETHODIMP C_dxj_DirectDrawPaletteObject::internalAttachDD(I_dxj_DirectDraw2 *dd)
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{
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m_dd = dd;
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return S_OK;
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}
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#endif
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/////////////////////////////////////////////////////////////////////////////
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//
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STDMETHODIMP C_dxj_DirectDrawPaletteObject::setEntriesHalftone(long start, long count)
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{
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PALETTEENTRY pe[256];
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HDC hdc = GetDC(NULL);
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if (!hdc) return E_OUTOFMEMORY;
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HPALETTE hpal = CreateHalftonePalette(hdc);
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if (!hpal) return E_OUTOFMEMORY;
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GetPaletteEntries(hpal, 0, 256, pe );
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for ( long i = start; i < start+count; i++ )
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pe[i].peFlags |= PC_NOCOLLAPSE | D3DPAL_READONLY;
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m__dxj_DirectDrawPalette->SetEntries(0,(DWORD)start,(DWORD)count,pe);
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ReleaseDC(NULL,hdc);
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return S_OK;
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}
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STDMETHODIMP C_dxj_DirectDrawPaletteObject::setEntriesSystemPalette(long start, long count)
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{
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PALETTEENTRY pe[256];
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UINT uiRet;
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HRESULT hr;
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HDC hdc = GetDC(NULL);
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if (!hdc) return E_OUTOFMEMORY;
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uiRet=GetSystemPaletteEntries(hdc,start,count,pe);
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if (uiRet<=0) return E_FAIL;
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for ( long i = start; i < start+count; i++ )
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pe[i].peFlags |= /*PC_NOCOLLAPSE |*/ D3DPAL_READONLY;
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hr=m__dxj_DirectDrawPalette->SetEntries(0,(DWORD)start,(DWORD)count,pe);
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ReleaseDC(NULL,hdc);
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return S_OK;
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}
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