[Libreoffice-commits] core.git: drawinglayer/source
Caolán McNamara
caolanm at redhat.com
Mon Mar 13 15:28:58 UTC 2017
drawinglayer/source/processor2d/vclpixelprocessor2d.cxx | 21 ++++++++++++++++
1 file changed, 21 insertions(+)
New commits:
commit 512afb41899a78f1e19ba79f237608aec15cc8bc
Author: Caolán McNamara <caolanm at redhat.com>
Date: Tue Feb 14 08:57:50 2017 +0000
Resolves: tdf#105998 distort hairline borders to fall inside the canvas
if we are a hairline along the very right/bottom edge
of the canvas then distory the polygon inwards one pixel right/bottom so that
the hairline falls inside the paintable area and becomes visible
Change-Id: Ie5713f6916cf5b47fdf14f86f034e38cda9900fd
Reviewed-on: https://gerrit.libreoffice.org/34243
Tested-by: Jenkins <ci at libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm at redhat.com>
Tested-by: Caolán McNamara <caolanm at redhat.com>
diff --git a/drawinglayer/source/processor2d/vclpixelprocessor2d.cxx b/drawinglayer/source/processor2d/vclpixelprocessor2d.cxx
index b8e9795..216be6b 100644
--- a/drawinglayer/source/processor2d/vclpixelprocessor2d.cxx
+++ b/drawinglayer/source/processor2d/vclpixelprocessor2d.cxx
@@ -165,6 +165,27 @@ namespace drawinglayer
return true;
}
+ //Resolves: tdf#105998 if we are a hairline along the very right/bottom edge
+ //of the canvas then distory the polygon inwards one pixel right/bottom so that
+ //the hairline falls inside the paintable area and becomes visible
+ Size aSize = mpOutputDevice->GetOutputSize();
+ basegfx::B2DRange aRange = aLocalPolygon.getB2DRange();
+ basegfx::B2DRange aOutputRange = aRange;
+ aOutputRange.transform(maCurrentTransformation);
+ if (std::round(aOutputRange.getMaxX()) == aSize.Width() || std::round(aOutputRange.getMaxY()) == aSize.Height())
+ {
+ basegfx::B2DRange aOnePixel(0, 0, 1, 1);
+ aOnePixel.transform(maCurrentTransformation);
+ double fXOnePixel = 1.0 / aOnePixel.getMaxX();
+ double fYOnePixel = 1.0 / aOnePixel.getMaxY();
+
+ basegfx::B2DPoint aTopLeft(aRange.getMinX(), aRange.getMinY());
+ basegfx::B2DPoint aTopRight(aRange.getMaxX() - fXOnePixel, aRange.getMinY());
+ basegfx::B2DPoint aBottomLeft(aRange.getMinX(), aRange.getMaxY() - fYOnePixel);
+ basegfx::B2DPoint aBottomRight(aRange.getMaxX() - fXOnePixel, aRange.getMaxY() - fYOnePixel);
+ aLocalPolygon = basegfx::tools::distort(aLocalPolygon, aRange, aTopLeft, aTopRight, aBottomLeft, aBottomRight);
+ }
+
const basegfx::BColor aLineColor(maBColorModifierStack.getModifiedColor(rSource.getBColor()));
mpOutputDevice->SetFillColor();
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