diff options
| author | Thorsten Behrens <tbehrens@suse.com> | 2012-05-04 21:50:13 +0200 |
|---|---|---|
| committer | Thorsten Behrens <tbehrens@suse.com> | 2012-05-04 21:58:52 +0200 |
| commit | f7d3567c1bf6c9d77aa13a890610fb77c1545d9b (patch) | |
| tree | d36bacd11a2ecacae2dd731efda2a23fe58bb9a2 /basegfx/source/tools | |
| parent | b134e75c5e5760a3a0eb34ae2185ffa019b5cf1e (diff) | |
Fix fdo#49508 incorrect square gradients in slideshow.
Make sure client code sees isotrophic aspect ratio for the
square gradient case. This somehow never worked.
Diffstat (limited to 'basegfx/source/tools')
| -rw-r--r-- | basegfx/source/tools/gradienttools.cxx | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/basegfx/source/tools/gradienttools.cxx b/basegfx/source/tools/gradienttools.cxx index 3017c8c0ed9f..a56d334654a8 100644 --- a/basegfx/source/tools/gradienttools.cxx +++ b/basegfx/source/tools/gradienttools.cxx @@ -185,7 +185,8 @@ namespace basegfx const B2DVector& rOffset, sal_uInt32 nSteps, double fBorder, - double fAngle) + double fAngle, + bool bSquare) { o_rGradientInfo.maTextureTransform.identity(); o_rGradientInfo.maBackTextureTransform.identity(); @@ -238,7 +239,10 @@ namespace basegfx o_rGradientInfo.maTextureTransform.translate(fTargetOffsetX, fTargetOffsetY); // prepare aspect for texture - o_rGradientInfo.mfAspectRatio = (0.0 != fTargetSizeY) ? fTargetSizeX / fTargetSizeY : 1.0; + if( bSquare ) + o_rGradientInfo.mfAspectRatio = 1.0; // since we want a square + else + o_rGradientInfo.mfAspectRatio = (0.0 != fTargetSizeY) ? fTargetSizeX / fTargetSizeY : 1.0; // build transform from u,v to [0.0 .. 1.0]. As base, use inverse texture transform o_rGradientInfo.maBackTextureTransform = o_rGradientInfo.maTextureTransform; @@ -322,7 +326,8 @@ namespace basegfx rOffset, nSteps, fBorder, - fAngle); + fAngle, + true); return o_rGradientInfo; } @@ -338,7 +343,8 @@ namespace basegfx rOffset, nSteps, fBorder, - fAngle); + fAngle, + false); return o_rGradientInfo; } |