Resolves: tdf#105998 distort hairline borders to fall inside the canvas

0001-Resolves-tdf-105998-distort-hairline-borders-to-fall.patch

@@ -0,0 +1,50 @@
+From 2e5d1e032d353884a1f391d9e55ca1be3f7a0b9d Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Caol=C3=A1n=20McNamara?= <caolanm@redhat.com>
+Date: Tue, 14 Feb 2017 08:57:50 +0000
+Subject: [PATCH] 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
+---
+ .../source/processor2d/vclpixelprocessor2d.cxx      | 21 +++++++++++++++++++++
+ 1 file changed, 21 insertions(+)
+
+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();
+-- 
+2.9.3
+

libreoffice.spec

@@ -241,6 +241,7 @@ Patch4: 0001-rhbz-1353069-don-t-record-undo-information-in-the-cl.patch
 Patch5: 0001-change-from-glew-to-epoxy.patch
 Patch6: 0001-gtk3-implement-opengl-support-for-slideshow.patch
 Patch7: 0001-lower-the-system-epoxy-requirement.patch
+Patch8: 0001-Resolves-tdf-105998-distort-hairline-borders-to-fall.patch
 
 %if 0%{?rhel}
 # not upstreamed