wxColour wxColourFromCAandAlpha(const ColourAllocated& ca, int alpha) {
ColourDesired cd(ca.AsLong());
return wxColour((unsigned char)cd.GetRed(),
(unsigned char)cd.GetGreen(),
(unsigned char)cd.GetBlue(),
(unsigned char)alpha);
}
// Convert a Scintilla colour and alpha component to a Qt QRgb.
QRgb SurfaceImpl::convertQRgb(const ColourAllocated &col, unsigned alpha)
{
long c = col.AsLong();
unsigned r = c & 0xff;
unsigned g = (c >> 8) & 0xff;
unsigned b = (c >> 16) & 0xff;
return qRgba(r, g, b, alpha);
}
void SurfaceImpl::AlphaRectangle(PRectangle rc, int cornerSize,
ColourAllocated fill, int alphaFill,
ColourAllocated outline, int alphaOutline,
int /*flags*/) {
#if wxUSE_GRAPHICS_CONTEXT
wxGCDC dc(*(wxMemoryDC*)hdc);
wxColour penColour(wxColourFromCAandAlpha(outline, alphaOutline));
wxColour brushColour(wxColourFromCAandAlpha(fill, alphaFill));
dc.SetPen(wxPen(penColour));
dc.SetBrush(wxBrush(brushColour));
dc.DrawRoundedRectangle(wxRectFromPRectangle(rc), cornerSize);
return;
#else
#ifdef wxHAVE_RAW_BITMAP
// TODO: do something with cornerSize
wxUnusedVar(cornerSize);
int x, y;
wxRect r = wxRectFromPRectangle(rc);
wxBitmap bmp(r.width, r.height, 32);
wxAlphaPixelData pixData(bmp);
pixData.UseAlpha();
// Set the fill pixels
ColourDesired cdf(fill.AsLong());
int red = cdf.GetRed();
int green = cdf.GetGreen();
int blue = cdf.GetBlue();
wxAlphaPixelData::Iterator p(pixData);
for (y=0; y<r.height; y++) {
p.MoveTo(pixData, 0, y);
for (x=0; x<r.width; x++) {
p.Red() = wxPy_premultiply(red, alphaFill);
p.Green() = wxPy_premultiply(green, alphaFill);
p.Blue() = wxPy_premultiply(blue, alphaFill);
p.Alpha() = alphaFill;
++p;
}
}
// Set the outline pixels
ColourDesired cdo(outline.AsLong());
red = cdo.GetRed();
green = cdo.GetGreen();
blue = cdo.GetBlue();
for (x=0; x<r.width; x++) {
p.MoveTo(pixData, x, 0);
p.Red() = wxPy_premultiply(red, alphaOutline);
p.Green() = wxPy_premultiply(green, alphaOutline);
p.Blue() = wxPy_premultiply(blue, alphaOutline);
p.Alpha() = alphaOutline;
p.MoveTo(pixData, x, r.height-1);
p.Red() = wxPy_premultiply(red, alphaOutline);
p.Green() = wxPy_premultiply(green, alphaOutline);
p.Blue() = wxPy_premultiply(blue, alphaOutline);
p.Alpha() = alphaOutline;
}
for (y=0; y<r.height; y++) {
p.MoveTo(pixData, 0, y);
p.Red() = wxPy_premultiply(red, alphaOutline);
p.Green() = wxPy_premultiply(green, alphaOutline);
p.Blue() = wxPy_premultiply(blue, alphaOutline);
p.Alpha() = alphaOutline;
p.MoveTo(pixData, r.width-1, y);
p.Red() = wxPy_premultiply(red, alphaOutline);
p.Green() = wxPy_premultiply(green, alphaOutline);
p.Blue() = wxPy_premultiply(blue, alphaOutline);
p.Alpha() = alphaOutline;
}
// Draw the bitmap
hdc->DrawBitmap(bmp, r.x, r.y, true);
#else
wxUnusedVar(cornerSize);
wxUnusedVar(alphaFill);
wxUnusedVar(alphaOutline);
RectangleDraw(rc, outline, fill);
#endif
#endif
}
void SurfaceImpl::AlphaRectangle (PRectangle rc, int cornerSize, ColourAllocated fill, int alphaFill, ColourAllocated outline, int alphaOutline, int WXUNUSED(flags)) {
#ifdef wxHAVE_RAW_BITMAP
wxUnusedVar(cornerSize);
int x, y;
wxRect r = wxRectFromPRectangle(rc);
wxBitmap bmp(r.width, r.height, 32);
wxAlphaPixelData pixData(bmp);
pixData.UseAlpha();
wxAlphaPixelData::Iterator p(pixData);
// Set the fill pixels
ColourDesired cdf(fill.AsLong());
int red = cdf.GetRed();
int green = cdf.GetGreen();
int blue = cdf.GetBlue();
#ifdef __WXMSW__
int aFill = alphaFill;
#else
int aFill = 0xff;
#endif
for (y=0; y<r.height; y++) {
p.MoveTo(pixData, 0, y);
for (x=0; x<r.width; x++) {
p.Red() = red * aFill / 0xff;
p.Green() = green * aFill / 0xff;
p.Blue() = blue * aFill / 0xff;
p.Alpha() = alphaFill;
++p;
}
}
// Set the outline pixels
ColourDesired cdo(outline.AsLong());
red = cdo.GetRed();
green = cdo.GetGreen();
blue = cdo.GetBlue();
#ifdef __WXMSW__
int aOutline = alphaOutline;
#else
int aOutline = 0xff;
#endif
for (x=0; x<r.width; x++) {
p.MoveTo(pixData, x, 0);
p.Red() = red * aOutline / 0xff;
p.Green() = green * aOutline / 0xff;
p.Blue() = blue * aOutline / 0xff;
p.Alpha() = alphaOutline;
p.MoveTo(pixData, x, r.height-1);
p.Red() = red * aOutline / 0xff;
p.Green() = green * aOutline / 0xff;
p.Blue() = blue * aOutline / 0xff;
p.Alpha() = alphaOutline;
}
for (y=0; y<r.height; y++) {
p.MoveTo(pixData, 0, y);
p.Red() = red * aOutline / 0xff;
p.Green() = green * aOutline / 0xff;
p.Blue() = blue * aOutline / 0xff;
p.Alpha() = alphaOutline;
p.MoveTo(pixData, r.width-1, y);
p.Red() = red * aOutline / 0xff;
p.Green() = green * aOutline / 0xff;
p.Blue() = blue * aOutline / 0xff;
p.Alpha() = alphaOutline;
}
// Draw the bitmap
hdc->DrawBitmap(bmp, r.x, r.y, true);
#else
wxUnusedVar(cornerSize);
wxUnusedVar(alphaFill);
wxUnusedVar(alphaOutline);
RectangleDraw(rc, outline, fill);
#endif
}
