adding placeholders for interpolation setting

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67909 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Csomor
2011-06-09 21:38:08 +00:00
parent b58dca4c0f
commit 133cb28b21
4 changed files with 43 additions and 0 deletions

View File

@@ -27,6 +27,18 @@ enum wxAntialiasMode
wxANTIALIAS_DEFAULT,
};
enum wxInterpolationQuality
{
// no interpolation
wxINTERPOLATION_NONE, // should be 0
// fast interpolation, suited for interactivity
wxINTERPOLATION_FAST,
// better quality
wxINTERPOLATION_GOOD,
// best quality, not suited for interactivity
wxINTERPOLATION_BEST
};
enum wxCompositionMode
{
// R = Result, S = Source, D = Destination, premultiplied with alpha
@@ -496,6 +508,12 @@ public:
// sets the antialiasing mode, returns true if it supported
virtual bool SetAntialiasMode(wxAntialiasMode antialias) = 0;
// returns the current interpolation mode
virtual wxInterpolationQuality GetInterpolationQuality() const { return m_interpolation; }
// sets the interpolation mode, returns true if it supported
virtual bool SetInterpolationQuality(wxInterpolationQuality interpolation) = 0;
// returns the current compositing operator
virtual wxCompositionMode GetCompositionMode() const { return m_composition; }
@@ -660,6 +678,7 @@ protected:
wxGraphicsFont m_font;
wxAntialiasMode m_antialias;
wxCompositionMode m_composition;
wxInterpolationQuality m_interpolation;
bool m_enableOffset;
protected:

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@@ -368,6 +368,8 @@ public:
virtual bool SetAntialiasMode(wxAntialiasMode antialias);
virtual bool SetInterpolationQuality(wxInterpolationQuality interpolation);
virtual bool SetCompositionMode(wxCompositionMode op);
virtual void BeginLayer(wxDouble opacity);
@@ -1694,6 +1696,12 @@ bool wxCairoContext::SetAntialiasMode(wxAntialiasMode antialias)
return true;
}
bool wxCairoContext::SetInterpolationQuality(wxInterpolationQuality WXUNUSED(interpolation))
{
// placeholder
return false;
}
bool wxCairoContext::SetCompositionMode(wxCompositionMode op)
{
if ( m_composition == op )

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@@ -335,6 +335,8 @@ public:
virtual bool SetAntialiasMode(wxAntialiasMode antialias);
virtual bool SetInterpolationQuality(wxInterpolationQuality interpolation);
virtual bool SetCompositionMode(wxCompositionMode op);
virtual void BeginLayer(wxDouble opacity);
@@ -1479,6 +1481,12 @@ bool wxGDIPlusContext::SetAntialiasMode(wxAntialiasMode antialias)
return true;
}
bool wxGDIPlusContext::SetInterpolationQuality(wxInterpolationQuality WXUNUSED(interpolation))
{
// placeholder
return false;
}
bool wxGDIPlusContext::SetCompositionMode(wxCompositionMode op)
{
if ( m_composition == op )

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@@ -1415,6 +1415,8 @@ public:
virtual bool SetAntialiasMode(wxAntialiasMode antialias);
virtual bool SetInterpolationQuality(wxInterpolationQuality interpolation);
virtual bool SetCompositionMode(wxCompositionMode op);
virtual void BeginLayer(wxDouble opacity);
@@ -1777,6 +1779,12 @@ bool wxMacCoreGraphicsContext::SetAntialiasMode(wxAntialiasMode antialias)
return true;
}
bool wxMacCoreGraphicsContext::SetInterpolationQuality(wxInterpolationQuality WXUNUSED(interpolation))
{
// placeholder
return false;
}
bool wxMacCoreGraphicsContext::SetCompositionMode(wxCompositionMode op)
{
if (!EnsureIsValid())