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| author | nyamatongwe <unknown> | 2003-02-02 01:41:49 +0000 |
|---|---|---|
| committer | nyamatongwe <unknown> | 2003-02-02 01:41:49 +0000 |
| commit | 0b888c29a9668001142098b5f7743fe1135c204c (patch) | |
| tree | f11f89a07219c1a1a8a2fb7052f3b0e7a9ec67b5 | |
| parent | 3f329e8a6b1c4735ab1cf4f43848292db8df3d3b (diff) | |
| download | scintilla-mirror-0b888c29a9668001142098b5f7743fe1135c204c.tar.gz | |
Transaprent text drawing.
| -rw-r--r-- | win32/PlatWin.cxx | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/win32/PlatWin.cxx b/win32/PlatWin.cxx index aa1a4d656..9943471bd 100644 --- a/win32/PlatWin.cxx +++ b/win32/PlatWin.cxx @@ -133,7 +133,6 @@ static void SetLogFont(LOGFONT &lf, const char *faceName, int characterSet, int lf.lfItalic = static_cast<BYTE>(italic ? 1 : 0); lf.lfCharSet = static_cast<BYTE>(characterSet); strncpy(lf.lfFaceName, faceName, sizeof(lf.lfFaceName)); - lf.lfQuality = NONANTIALIASED_QUALITY; } /** @@ -308,6 +307,7 @@ public: void DrawTextNoClip(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back); void DrawTextClipped(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore, ColourAllocated back); + void DrawTextTransparent(PRectangle rc, Font &font_, int ybase, const char *s, int len, ColourAllocated fore); void MeasureWidths(Font &font_, const char *s, int len, int *positions); int WidthText(Font &font_, const char *s, int len); int WidthChar(Font &font_, char ch); @@ -547,6 +547,26 @@ void SurfaceImpl::DrawTextClipped(PRectangle rc, Font &font_, int ybase, const c } } +void SurfaceImpl::DrawTextTransparent(PRectangle rc, Font &font_, int ybase, const char *s, int len, + ColourAllocated fore) { + SetFont(font_); + ::SetTextColor(hdc, fore.AsLong()); + ::SetBkMode(hdc, TRANSPARENT); + RECT rcw = RectFromPRectangle(rc); + if (unicodeMode) { + wchar_t tbuf[MAX_US_LEN]; + int tlen = UCS2FromUTF8(s, len, tbuf, sizeof(tbuf)/sizeof(wchar_t)-1); + tbuf[tlen] = L'\0'; + ::ExtTextOutW(hdc, rc.left, ybase, 0, &rcw, tbuf, tlen, NULL); + } else { + // There appears to be a 16 bit string length limit in GDI + if (len > 65535) + len = 65535; + ::ExtTextOut(hdc, rc.left, ybase, 0, &rcw, s, len, NULL); + } + ::SetBkMode(hdc, OPAQUE); +} + int SurfaceImpl::WidthText(Font &font_, const char *s, int len) { SetFont(font_); SIZE sz={0,0}; |