Add gradient-related attributes to wxGraphicsPenInfo

This commit is contained in:
Robin Dunn
2019-07-30 20:24:20 -07:00
parent 1269b712bb
commit 4708d2539e
2 changed files with 131 additions and 26 deletions

View File

@@ -71,6 +71,13 @@ enum wxCompositionMode
wxCOMPOSITION_ADD /* R = S + D */ wxCOMPOSITION_ADD /* R = S + D */
}; };
enum wxGradientType {
wxGRADIENT_NONE,
wxGRADIENT_LINEAR,
wxGRADIENT_RADIAL
};
class WXDLLIMPEXP_FWD_CORE wxDC; class WXDLLIMPEXP_FWD_CORE wxDC;
class WXDLLIMPEXP_FWD_CORE wxWindowDC; class WXDLLIMPEXP_FWD_CORE wxWindowDC;
class WXDLLIMPEXP_FWD_CORE wxMemoryDC; class WXDLLIMPEXP_FWD_CORE wxMemoryDC;
@@ -91,6 +98,7 @@ class WXDLLIMPEXP_FWD_CORE wxGraphicsPen;
class WXDLLIMPEXP_FWD_CORE wxGraphicsBrush; class WXDLLIMPEXP_FWD_CORE wxGraphicsBrush;
class WXDLLIMPEXP_FWD_CORE wxGraphicsFont; class WXDLLIMPEXP_FWD_CORE wxGraphicsFont;
class WXDLLIMPEXP_FWD_CORE wxGraphicsBitmap; class WXDLLIMPEXP_FWD_CORE wxGraphicsBitmap;
class wxGraphicsPenInfo;
/* /*
* notes about the graphics context apis * notes about the graphics context apis
@@ -133,33 +141,7 @@ protected:
wxDECLARE_DYNAMIC_CLASS(wxGraphicsObject); wxDECLARE_DYNAMIC_CLASS(wxGraphicsObject);
}; };
// ----------------------------------------------------------------------------
// wxGraphicsPenInfo describes a wxGraphicsPen
// ----------------------------------------------------------------------------
class wxGraphicsPenInfo : public wxPenInfoBase<wxGraphicsPenInfo>
{
public:
explicit wxGraphicsPenInfo(const wxColour& colour = wxColour(),
wxDouble width = 1.0,
wxPenStyle style = wxPENSTYLE_SOLID)
: wxPenInfoBase<wxGraphicsPenInfo>(colour, style)
{
m_width = width;
}
// Setters
wxGraphicsPenInfo& Width(wxDouble width)
{ m_width = width; return *this; }
// Accessors
wxDouble GetWidth() const { return m_width; }
private:
wxDouble m_width;
};
class WXDLLIMPEXP_CORE wxGraphicsPen : public wxGraphicsObject class WXDLLIMPEXP_CORE wxGraphicsPen : public wxGraphicsObject
{ {
@@ -449,6 +431,93 @@ private:
wxVector<wxGraphicsGradientStop> m_stops; wxVector<wxGraphicsGradientStop> m_stops;
}; };
// ----------------------------------------------------------------------------
// wxGraphicsPenInfo describes a wxGraphicsPen
// ----------------------------------------------------------------------------
class wxGraphicsPenInfo : public wxPenInfoBase<wxGraphicsPenInfo>
{
public:
explicit wxGraphicsPenInfo(const wxColour& colour = wxColour(),
wxDouble width = 1.0,
wxPenStyle style = wxPENSTYLE_SOLID)
: wxPenInfoBase<wxGraphicsPenInfo>(colour, style)
{
m_width = width;
m_gradientType = wxGRADIENT_NONE;
}
// Setters
wxGraphicsPenInfo& Width(wxDouble width)
{ m_width = width; return *this; }
wxGraphicsPenInfo&
LinearGradient(wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
const wxColour& c1, const wxColour& c2)
{
m_gradientType = wxGRADIENT_LINEAR;
m_x1 = x1; m_y1 = y1; m_x2 = x2; m_y2 = y2;
m_stops.SetStartColour(c1);
m_stops.SetEndColour(c2);
return *this;
}
wxGraphicsPenInfo&
LinearGradient(wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
const wxGraphicsGradientStops& stops)
{
m_gradientType = wxGRADIENT_LINEAR;
m_x1 = x1; m_y1 = y1; m_x2 = x2; m_y2 = y2;
m_stops = stops;
return *this;
}
wxGraphicsPenInfo&
RadialGradient(wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
const wxColour& oColor, const wxColour& cColor)
{
m_gradientType = wxGRADIENT_RADIAL;
m_x1 = xo; m_y1 = yo; m_x2 = xc; m_y2 = yc;
m_stops.SetStartColour(oColor);
m_stops.SetEndColour(cColor);
return *this;
}
wxGraphicsPenInfo&
RadialGradient(wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc,
wxDouble radius, const wxGraphicsGradientStops& stops)
{
m_gradientType = wxGRADIENT_RADIAL;
m_x1 = xo; m_y1 = yo; m_x2 = xc; m_y2 = yc;
m_stops = stops;
return *this;
}
// Accessors
wxDouble GetWidth() const { return m_width; }
wxGradientType GetGradientType() const { return m_gradientType; }
wxDouble GetX1() const { return m_x1; }
wxDouble GetY1() const { return m_y1; }
wxDouble GetX2() const { return m_x2; }
wxDouble GetY2() const { return m_y2; }
wxDouble GetXO() const { return m_x1; }
wxDouble GetYO() const { return m_y1; }
wxDouble GetXC() const { return m_x2; }
wxDouble GetYC() const { return m_y2; }
wxDouble GetRadius() const { return m_radius; }
const wxGraphicsGradientStops& GetStops() const { return m_stops; }
private:
wxDouble m_width;
wxGradientType m_gradientType;
wxDouble m_x1, m_y1, m_x2, m_y2; // also used for m_xo, m_yo, m_xc, m_yx
wxDouble m_radius;
wxGraphicsGradientStops m_stops;
};
class WXDLLIMPEXP_CORE wxGraphicsContext : public wxGraphicsObject class WXDLLIMPEXP_CORE wxGraphicsContext : public wxGraphicsObject
{ {
public: public:

View File

@@ -305,6 +305,13 @@ enum wxCompositionMode
wxCOMPOSITION_ADD /**< @e R = @e S + @e D */ wxCOMPOSITION_ADD /**< @e R = @e S + @e D */
}; };
enum wxGradientType {
wxGRADIENT_NONE,
wxGRADIENT_LINEAR,
wxGRADIENT_RADIAL
};
/** /**
Represents a bitmap. Represents a bitmap.
@@ -1620,6 +1627,35 @@ public:
wxGraphicsPenInfo& Join(wxPenJoin join); wxGraphicsPenInfo& Join(wxPenJoin join);
wxGraphicsPenInfo& Cap(wxPenCap cap); wxGraphicsPenInfo& Cap(wxPenCap cap);
wxGraphicsPenInfo&
LinearGradient(wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
const wxColour& c1, const wxColour& c2);
wxGraphicsPenInfo&
LinearGradient(wxDouble x1, wxDouble y1, wxDouble x2, wxDouble y2,
const wxGraphicsGradientStops& stops);
wxGraphicsPenInfo&
RadialGradient(wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc, wxDouble radius,
const wxColour& oColor, const wxColour& cColor);
wxGraphicsPenInfo&
RadialGradient(wxDouble xo, wxDouble yo, wxDouble xc, wxDouble yc,
wxDouble radius, const wxGraphicsGradientStops& stops);
wxDouble GetWidth() const;
wxGradientType GetGradientType() const;
wxDouble GetX1() const;
wxDouble GetY1() const;
wxDouble GetX2() const;
wxDouble GetY2() const;
wxDouble GetXO() const;
wxDouble GetYO() const;
wxDouble GetXC() const;
wxDouble GetYC() const;
wxDouble GetRadius() const;
const wxGraphicsGradientStops& GetStops() const;
}; };