vcl: Use HarfBuzz to get glyph bounding rectangle

For consistent cross-platform results that also matches our glyph
advances since platform functions might be using hints which we don’t
use.

Change-Id: I4aebd3e7c5f460dff584f5eba74f7a11bab0f9b1
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/154388
Tested-by: Jenkins
Reviewed-by: خالد حسني <khaled@libreoffice.org>

1 files changed, 0 insertions, 50 deletions

diff --git a/vcl/win/gdi/salfont.cxx b/vcl/win/gdi/salfont.cxx
index 3b31028c88bb..51ddcce741b7 100644
--- a/vcl/win/gdi/salfont.cxx
+++ b/vcl/win/gdi/salfont.cxx
@@ -1156,56 +1156,6 @@ void WinSalGraphics::ClearDevFontCache()
     ImplReleaseTempFonts(*GetSalData(), false);
 }
 
-bool WinFontInstance::ImplGetGlyphBoundRect(sal_GlyphId nId, tools::Rectangle& rRect, bool bIsVertical) const
-{
-    assert(m_pGraphics);
-    HDC hDC = m_pGraphics->getHDC();
-    const HFONT hOrigFont = static_cast<HFONT>(GetCurrentObject(hDC, OBJ_FONT));
-    const HFONT hFont = GetHFONT();
-    if (hFont != hOrigFont)
-        SelectObject(hDC, hFont);
-
-    const ::comphelper::ScopeGuard aFontRestoreScopeGuard([hFont, hOrigFont, hDC]()
-        { if (hFont != hOrigFont) SelectObject(hDC, hOrigFont); });
-
-    // use unity matrix
-    MAT2 aMat;
-    const vcl::font::FontSelectPattern& rFSD = GetFontSelectPattern();
-
-    // Use identity matrix for fonts requested in horizontal
-    // writing (LTR or RTL), or rotated glyphs in vertical writing.
-    if (!rFSD.mbVertical || !bIsVertical)
-    {
-        aMat.eM11 = aMat.eM22 = FixedFromDouble(1.0);
-        aMat.eM12 = aMat.eM21 = FixedFromDouble(0.0);
-    }
-    else
-    {
-        constexpr double nCos = 0.0;
-        constexpr double nSin = 1.0;
-        aMat.eM11 = FixedFromDouble(nCos);
-        aMat.eM12 = FixedFromDouble(nSin);
-        aMat.eM21 = FixedFromDouble(-nSin);
-        aMat.eM22 = FixedFromDouble(nCos);
-    }
-
-    UINT nGGOFlags = GGO_METRICS;
-    nGGOFlags |= GGO_GLYPH_INDEX;
-
-    GLYPHMETRICS aGM;
-    aGM.gmptGlyphOrigin.x = aGM.gmptGlyphOrigin.y = 0;
-    aGM.gmBlackBoxX = aGM.gmBlackBoxY = 0;
-    DWORD nSize = ::GetGlyphOutlineW(hDC, nId, nGGOFlags, &aGM, 0, nullptr, &aMat);
-    if (nSize == GDI_ERROR)
-        return false;
-
-    rRect = tools::Rectangle( Point( +aGM.gmptGlyphOrigin.x, -aGM.gmptGlyphOrigin.y ),
-        Size( aGM.gmBlackBoxX, aGM.gmBlackBoxY ) );
-    rRect.SetRight(rRect.Right() + 1);
-    rRect.SetBottom(rRect.Bottom() + 1);
-    return true;
-}
-
 bool WinFontInstance::GetGlyphOutline(sal_GlyphId nId, basegfx::B2DPolyPolygon& rB2DPolyPoly, bool) const
 {
     rB2DPolyPoly.clear();