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Provide an implementation for SurfaceImpl::AlphaRectangle, and rename

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40934 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn
2006-08-31 05:35:26 +00:00
parent be2e4015f5
commit 6a93571daf
9 changed files with 146 additions and 18 deletions
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68
src/stc/PlatWX.cpp
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@@ -13,6 +13,7 @@
#include "wx/image.h"
#include "wx/imaglist.h"
#include "wx/tokenzr.h"
#include "wx/rawbmp.h"
#include "Platform.h"
#include "PlatWX.h"
@@ -334,12 +335,73 @@ void SurfaceImpl::RoundedRectangle(PRectangle rc, ColourAllocated fore, ColourAl
hdc->DrawRoundedRectangle(wxRectFromPRectangle(rc), 4);
}
#ifdef __WXMSW__
#define wxPy_premultiply(p, a) ((p) * (a) / 0xff)
#else
#define wxPy_premultiply(p, a) (p)
#endif
void SurfaceImpl::AlphaRectangle(PRectangle rc, int cornerSize,
ColourAllocated fill, int alphaFill,
ColourAllocated outline, int alphaOutline, int flags) {
// ** TODO
ColourAllocated outline, int alphaOutline,
int /*flags*/) {
int x, y;
wxRect r = wxRectFromPRectangle(rc);
wxBitmap bmp(r.width, r.height, 32);
wxAlphaPixelData pixData(bmp);
pixData.UseAlpha();
RectangleDraw(rc, outline, fill);
// 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);
}
void SurfaceImpl::Ellipse(PRectangle rc, ColourAllocated fore, ColourAllocated back) {