/////////////////////////////////////////////////////////////////////////////
-// Name: palette.cpp
+// Name: src/os2/palette.cpp
// Purpose: wxPalette
// Author: AUTHOR
// Modified by:
// Created: ??/??/98
// RCS-ID: $Id$
// Copyright: (c) AUTHOR
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx.h".
#ifndef WX_PRECOMP
#include <stdio.h>
+#include "wx/defs.h"
#include "wx/setup.h"
+#include "wx/string.h"
+#include "wx/os2/private.h"
#include "wx/palette.h"
+#include "wx/app.h"
#endif
#define INCL_PM
#define INCL_GPI
-#include <os2.h>
#include "assert.h"
wxPaletteRefData::wxPaletteRefData()
{
- m_hPalette = 0;
-}
+ m_hPalette = NULLHANDLE;
+ m_hPS = NULLHANDLE;
+} // end of wxPaletteRefData::wxPaletteRefData
wxPaletteRefData::~wxPaletteRefData()
{
if ( m_hPalette )
return;
- // TODO: ::DeleteObject((HPALETTE) m_hPalette);
-}
+} // end of wxPaletteRefData::~wxPaletteRefData
wxPalette::wxPalette()
{
-}
-
-wxPalette::wxPalette(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue)
+} // end of wxPalette::wxPalette
+
+wxPalette::wxPalette(
+ int n
+, const unsigned char* pRed
+, const unsigned char* pGreen
+, const unsigned char* pBlue
+)
{
- Create(n, red, green, blue);
-}
+ Create( n
+ ,pRed
+ ,pGreen
+ ,pBlue
+ );
+} // end of wxPalette::wxPalette
wxPalette::~wxPalette()
{
-}
+} // end of wxPalette::~wxPalette
-bool wxPalette::FreeResource(bool force)
+bool wxPalette::FreeResource( bool WXUNUSED(bForce) )
{
if ( M_PALETTEDATA && M_PALETTEDATA->m_hPalette)
{
-// TODO: DeleteObject((HPALETTE)M_PALETTEDATA->m_hPalette);
+ ::GpiSelectPalette(M_PALETTEDATA->m_hPS, NULLHANDLE);
+ ::GpiDeletePalette((HPAL)M_PALETTEDATA->m_hPalette);
}
- return TRUE;
-}
+ return true;
+} // end of wxPalette::FreeResource
-bool wxPalette::Create(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue)
+bool wxPalette::Create( int n,
+ const unsigned char* pRed,
+ const unsigned char* pGreen,
+ const unsigned char* pBlue )
{
- UnRef();
+ PULONG pualTable;
- m_refData = new wxPaletteRefData;
+ UnRef();
- // TODO
-/*
- NPLOGPALETTE npPal = (NPLOGPALETTE)LocalAlloc(LMEM_FIXED, sizeof(LOGPALETTE) +
- (WORD)n * sizeof(PALETTEENTRY));
- if (!npPal)
- return(FALSE);
-
- npPal->palVersion = 0x300;
- npPal->palNumEntries = n;
-
- int i;
- for (i = 0; i < n; i ++)
- {
- npPal->palPalEntry[i].peRed = red[i];
- npPal->palPalEntry[i].peGreen = green[i];
- npPal->palPalEntry[i].peBlue = blue[i];
- npPal->palPalEntry[i].peFlags = 0;
- }
- M_PALETTEDATA->m_hPalette = (WXHPALETTE) CreatePalette((LPLOGPALETTE)npPal);
- LocalFree((HANDLE)npPal);
-*/
- return FALSE;
-}
-
-int wxPalette::GetPixel(const unsigned char red, const unsigned char green, const unsigned char blue) const
+ m_refData = new wxPaletteRefData;
+ pualTable = new ULONG[n];
+ if (!pualTable)
+ return false;
+
+ for (int i = 0; i < n; i ++)
+ {
+ pualTable[i] = (PC_RESERVED * 16777216) + ((int)pRed[i] * 65536) + ((int)pGreen[i] * 256) + (int)pBlue[i];
+ }
+ M_PALETTEDATA->m_hPalette = (WXHPALETTE)::GpiCreatePalette( vHabmain
+ ,LCOL_PURECOLOR
+ ,LCOLF_CONSECRGB
+ ,(LONG)n
+ ,pualTable
+ );
+ delete [] pualTable;
+ return true;
+} // end of wxPalette::Create
+
+int wxPalette::GetPixel( unsigned char cRed,
+ unsigned char cGreen,
+ unsigned char cBlue) const
+{
+ bool bFound = false;
+ PULONG pualTable = NULL;
+ ULONG ulNumEntries;
+ ULONG ulRGB = (PC_RESERVED * 16777216) +
+ ((int)cRed * 65536) +
+ ((int)cGreen * 256) +
+ (int)cBlue;
+
+ if (!m_refData)
+ return wxNOT_FOUND;
+
+ //
+ // Get number of entries first
+ //
+ ulNumEntries = ::GpiQueryPaletteInfo( M_PALETTEDATA->m_hPalette
+ ,M_PALETTEDATA->m_hPS
+ ,0 // No options
+ ,0 // No start index
+ ,0 // Force return of number entries
+ ,NULL // No array
+ );
+
+ pualTable = new ULONG[ulNumEntries];
+
+ //
+ // Now get the entries
+ //
+ ulNumEntries = ::GpiQueryPaletteInfo( M_PALETTEDATA->m_hPalette
+ ,M_PALETTEDATA->m_hPS
+ ,0 // No options
+ ,0 // start at 0
+ ,ulNumEntries // Force return of number entries
+ ,pualTable // Palette entry array with RGB values
+ );
+ //
+ // Now loop through and find the matching entry
+ //
+ ULONG i;
+ for (i = 0; i < ulNumEntries; i++)
+ {
+ if (pualTable[i] == ulRGB)
+ {
+ bFound = true;
+ break;
+ }
+ }
+ if (!bFound)
+ return wxNOT_FOUND;
+ return (i + 1);
+} // end of wxPalette::GetPixel
+
+bool wxPalette::GetRGB( int nIndex,
+ unsigned char* pRed,
+ unsigned char* pGreen,
+ unsigned char* pBlue) const
+{
+ PULONG pualTable = NULL;
+ RGB2 vRGB;
+ ULONG ulNumEntries;
+
+ if (!m_refData)
+ return false;
+
+ if (nIndex < 0 || nIndex > 255)
+ return false;
+ //
+ // Get number of entries first
+ //
+ ulNumEntries = ::GpiQueryPaletteInfo( M_PALETTEDATA->m_hPalette
+ ,M_PALETTEDATA->m_hPS
+ ,0 // No options
+ ,0 // No start index
+ ,0 // Force return of number entries
+ ,NULL // No array
+ );
+
+ pualTable = new ULONG[ulNumEntries];
+
+ //
+ // Now get the entries
+ //
+ ulNumEntries = ::GpiQueryPaletteInfo( M_PALETTEDATA->m_hPalette
+ ,M_PALETTEDATA->m_hPS
+ ,0 // No options
+ ,0 // start at 0
+ ,ulNumEntries // Force return of number entries
+ ,pualTable // Palette entry array with RGB values
+ );
+
+ memcpy(&vRGB, &pualTable[nIndex], sizeof(RGB2));
+ *pBlue = vRGB.bBlue;
+ *pGreen = vRGB.bGreen;
+ *pRed = vRGB.bRed;
+ return true;
+} // end of wxPalette::GetRGB
+
+void wxPalette::SetHPALETTE(
+ WXHPALETTE hPal
+)
{
if ( !m_refData )
- return FALSE;
+ m_refData = new wxPaletteRefData;
- // TODO
- return FALSE;
-}
+ M_PALETTEDATA->m_hPalette = hPal;
+} // end of wxPalette::SetHPALETTE
-bool wxPalette::GetRGB(int index, unsigned char *red, unsigned char *green, unsigned char *blue) const
+void wxPalette::SetPS(
+ HPS hPS
+)
{
if ( !m_refData )
- return FALSE;
-
- if (index < 0 || index > 255)
- return FALSE;
-// TODO
-/*
- PALETTEENTRY entry;
- if (::GetPaletteEntries((HPALETTE) M_PALETTEDATA->m_hPalette, index, 1, &entry))
- {
- *red = entry.peRed;
- *green = entry.peGreen;
- *blue = entry.peBlue;
- return TRUE;
- } else
- return FALSE;
-*/
- return FALSE;
-}
-
-void wxPalette::SetHPALETTE(WXHPALETTE pal)
-{
- if ( !m_refData )
- m_refData = new wxPaletteRefData;
-
- M_PALETTEDATA->m_hPalette = pal;
-}
-
+ m_refData = new wxPaletteRefData;
+ ::GpiSelectPalette(M_PALETTEDATA->m_hPS, M_PALETTEDATA->m_hPalette);
+ M_PALETTEDATA->m_hPS = hPS;
+} // end of wxPalette::SetHPALETTE
projects / wxWidgets.git / blobdiff