diff options
| -rw-r--r-- | vcl/headless/svpgdi.cxx | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/vcl/headless/svpgdi.cxx b/vcl/headless/svpgdi.cxx index c72efcaa6401..edd230dcf674 100644 --- a/vcl/headless/svpgdi.cxx +++ b/vcl/headless/svpgdi.cxx @@ -1271,8 +1271,21 @@ cairo_user_data_key_t* SvpSalGraphics::getDamageKey() void SvpSalGraphics::releaseCairoContext(cairo_t* cr, bool bXorModeAllowed, const basegfx::B2DRange& rExtents) const { - sal_Int32 nExtentsLeft(rExtents.getMinX()), nExtentsTop(rExtents.getMinY()); - sal_Int32 nExtentsRight(rExtents.getMaxX()), nExtentsBottom(rExtents.getMaxY()); + sal_Int32 nExtentsLeft; + sal_Int32 nExtentsTop; + sal_Int32 nExtentsRight; + sal_Int32 nExtentsBottom; + if (rExtents.isEmpty()) { + nExtentsLeft = 0; + nExtentsTop = 0; + nExtentsRight = 0; + nExtentsBottom = 0; + } else { + nExtentsLeft = rExtents.getMinX(); + nExtentsTop = rExtents.getMinY(); + nExtentsRight = rExtents.getMaxX(); + nExtentsBottom = rExtents.getMaxY(); + } sal_Int32 nWidth = cairo_image_surface_get_width(m_pSurface); sal_Int32 nHeight = cairo_image_surface_get_height(m_pSurface); nExtentsLeft = std::max<sal_Int32>(nExtentsLeft, 0); |