implemented dummy wxPalette for wxGTK, so that it no longer pops up assertion failures and wxImage and image handlers work correctly now.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@9579 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík
parent
4178000933
commit
cb332bc6b7
@ -21,6 +21,11 @@
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// wxPalette
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//-----------------------------------------------------------------------------
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struct wxPaletteEntry
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{
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unsigned char red, green, blue;
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};
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class wxPaletteRefData: public wxObjectRefData
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{
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public:
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@ -28,17 +33,28 @@ class wxPaletteRefData: public wxObjectRefData
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wxPaletteRefData(void);
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~wxPaletteRefData(void);
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int m_count;
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wxPaletteEntry *m_entries;
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#if 0
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GdkColormap *m_colormap;
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#endif
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};
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wxPaletteRefData::wxPaletteRefData()
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{
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m_count = 0;
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m_entries = NULL;
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#if 0
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m_colormap = (GdkColormap *) NULL;
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#endif
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}
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wxPaletteRefData::~wxPaletteRefData()
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{
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delete[] m_entries;
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#if 0
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if (m_colormap) gdk_colormap_unref( m_colormap );
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#endif
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}
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//-----------------------------------------------------------------------------
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@ -49,36 +65,36 @@ IMPLEMENT_DYNAMIC_CLASS(wxPalette,wxGDIObject)
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wxPalette::wxPalette()
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{
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m_refData = NULL;
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}
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wxPalette::wxPalette( int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue )
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wxPalette::wxPalette(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue)
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{
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m_refData = new wxPaletteRefData();
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Create( n, red, green, blue );
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Create(n, red, green, blue);
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}
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wxPalette::wxPalette( const wxPalette& palette )
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wxPalette::wxPalette(const wxPalette& palette)
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{
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Ref( palette );
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Ref(palette);
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}
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wxPalette::~wxPalette()
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{
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}
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wxPalette& wxPalette::operator = ( const wxPalette& palette )
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wxPalette& wxPalette::operator = (const wxPalette& palette)
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{
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if (*this == palette) return (*this);
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Ref( palette );
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Ref(palette);
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return *this;
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}
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bool wxPalette::operator == ( const wxPalette& palette )
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bool wxPalette::operator == (const wxPalette& palette)
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{
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return m_refData == palette.m_refData;
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}
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bool wxPalette::operator != ( const wxPalette& palette )
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bool wxPalette::operator != (const wxPalette& palette)
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{
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return m_refData != palette.m_refData;
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}
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@ -88,32 +104,63 @@ bool wxPalette::Ok(void) const
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return (m_refData != NULL);
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}
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bool wxPalette::Create( int WXUNUSED(n),
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const unsigned char *WXUNUSED(red),
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const unsigned char *WXUNUSED(green),
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const unsigned char *WXUNUSED(blue) )
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bool wxPalette::Create(int n,
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const unsigned char *red,
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const unsigned char *green,
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const unsigned char *blue)
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{
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wxFAIL_MSG(wxT("not implemented"));
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UnRef();
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m_refData = new wxPaletteRefData();
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return FALSE;
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M_PALETTEDATA->m_count = n;
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M_PALETTEDATA->m_entries = new wxPaletteEntry[n];
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wxPaletteEntry *e = M_PALETTEDATA->m_entries;
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for (int i = 0; i < n; i++, e++)
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{
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e->red = red[i];
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e->green = green[i];
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e->blue = blue[i];
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}
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return TRUE;
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}
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int wxPalette::GetPixel( const unsigned char WXUNUSED(red),
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const unsigned char WXUNUSED(green),
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const unsigned char WXUNUSED(blue) ) const
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int wxPalette::GetPixel( const unsigned char red,
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const unsigned char green,
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const unsigned char blue ) const
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{
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wxFAIL_MSG(wxT("not implemented"));
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if (!m_refData) return FALSE;
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return 0;
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int closest = 0;
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double d,distance = 1000.0; // max. dist is 256
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wxPaletteEntry *e = M_PALETTEDATA->m_entries;
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for (int i = 0; i < M_PALETTEDATA->m_count; i++, e++)
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{
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if ((d = 0.299 * abs(red - e->red) +
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0.587 * abs(green - e->green) +
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0.114 * abs(blue - e->blue)) < distance) {
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distance = d;
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closest = i;
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}
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}
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return closest;
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}
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bool wxPalette::GetRGB( int WXUNUSED(pixel),
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unsigned char *WXUNUSED(red),
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unsigned char *WXUNUSED(green),
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unsigned char *WXUNUSED(blue) ) const
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bool wxPalette::GetRGB(int pixel,
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unsigned char *red,
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unsigned char *green,
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unsigned char *blue) const
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{
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wxFAIL_MSG(wxT("not implemented"));
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if (!m_refData) return FALSE;
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if (pixel >= M_PALETTEDATA->m_count) return FALSE;
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return 0;
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wxPaletteEntry& p = M_PALETTEDATA->m_entries[pixel];
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if (red) *red = p.red;
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if (green) *green = p.green;
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if (blue) *blue = p.blue;
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return TRUE;
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}
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@ -21,6 +21,11 @@
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// wxPalette
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//-----------------------------------------------------------------------------
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struct wxPaletteEntry
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{
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unsigned char red, green, blue;
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};
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class wxPaletteRefData: public wxObjectRefData
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{
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public:
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@ -28,17 +33,28 @@ class wxPaletteRefData: public wxObjectRefData
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wxPaletteRefData(void);
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~wxPaletteRefData(void);
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int m_count;
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wxPaletteEntry *m_entries;
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#if 0
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GdkColormap *m_colormap;
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#endif
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};
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wxPaletteRefData::wxPaletteRefData()
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{
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m_count = 0;
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m_entries = NULL;
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#if 0
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m_colormap = (GdkColormap *) NULL;
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#endif
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}
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wxPaletteRefData::~wxPaletteRefData()
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{
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delete[] m_entries;
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#if 0
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if (m_colormap) gdk_colormap_unref( m_colormap );
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#endif
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}
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//-----------------------------------------------------------------------------
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@ -49,36 +65,36 @@ IMPLEMENT_DYNAMIC_CLASS(wxPalette,wxGDIObject)
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wxPalette::wxPalette()
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{
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m_refData = NULL;
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}
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wxPalette::wxPalette( int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue )
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wxPalette::wxPalette(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue)
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{
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m_refData = new wxPaletteRefData();
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Create( n, red, green, blue );
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Create(n, red, green, blue);
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}
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wxPalette::wxPalette( const wxPalette& palette )
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wxPalette::wxPalette(const wxPalette& palette)
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{
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Ref( palette );
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Ref(palette);
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}
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wxPalette::~wxPalette()
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{
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}
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wxPalette& wxPalette::operator = ( const wxPalette& palette )
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wxPalette& wxPalette::operator = (const wxPalette& palette)
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{
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if (*this == palette) return (*this);
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Ref( palette );
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Ref(palette);
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return *this;
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}
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bool wxPalette::operator == ( const wxPalette& palette )
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bool wxPalette::operator == (const wxPalette& palette)
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{
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return m_refData == palette.m_refData;
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}
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bool wxPalette::operator != ( const wxPalette& palette )
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bool wxPalette::operator != (const wxPalette& palette)
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{
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return m_refData != palette.m_refData;
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}
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@ -88,32 +104,63 @@ bool wxPalette::Ok(void) const
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return (m_refData != NULL);
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}
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bool wxPalette::Create( int WXUNUSED(n),
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const unsigned char *WXUNUSED(red),
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const unsigned char *WXUNUSED(green),
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const unsigned char *WXUNUSED(blue) )
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bool wxPalette::Create(int n,
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const unsigned char *red,
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const unsigned char *green,
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const unsigned char *blue)
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{
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wxFAIL_MSG(wxT("not implemented"));
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UnRef();
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m_refData = new wxPaletteRefData();
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return FALSE;
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M_PALETTEDATA->m_count = n;
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M_PALETTEDATA->m_entries = new wxPaletteEntry[n];
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wxPaletteEntry *e = M_PALETTEDATA->m_entries;
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for (int i = 0; i < n; i++, e++)
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{
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e->red = red[i];
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e->green = green[i];
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e->blue = blue[i];
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}
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return TRUE;
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}
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int wxPalette::GetPixel( const unsigned char WXUNUSED(red),
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const unsigned char WXUNUSED(green),
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const unsigned char WXUNUSED(blue) ) const
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int wxPalette::GetPixel( const unsigned char red,
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const unsigned char green,
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const unsigned char blue ) const
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{
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wxFAIL_MSG(wxT("not implemented"));
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if (!m_refData) return FALSE;
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return 0;
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int closest = 0;
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double d,distance = 1000.0; // max. dist is 256
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wxPaletteEntry *e = M_PALETTEDATA->m_entries;
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for (int i = 0; i < M_PALETTEDATA->m_count; i++, e++)
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{
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if ((d = 0.299 * abs(red - e->red) +
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0.587 * abs(green - e->green) +
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0.114 * abs(blue - e->blue)) < distance) {
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distance = d;
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closest = i;
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}
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}
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return closest;
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}
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bool wxPalette::GetRGB( int WXUNUSED(pixel),
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unsigned char *WXUNUSED(red),
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unsigned char *WXUNUSED(green),
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unsigned char *WXUNUSED(blue) ) const
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bool wxPalette::GetRGB(int pixel,
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unsigned char *red,
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unsigned char *green,
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unsigned char *blue) const
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{
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wxFAIL_MSG(wxT("not implemented"));
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if (!m_refData) return FALSE;
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if (pixel >= M_PALETTEDATA->m_count) return FALSE;
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return 0;
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wxPaletteEntry& p = M_PALETTEDATA->m_entries[pixel];
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if (red) *red = p.red;
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if (green) *green = p.green;
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if (blue) *blue = p.blue;
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return TRUE;
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}
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