1 files changed, 76 insertions, 0 deletions
diff --git a/drawinglayer/source/processor2d/helperwrongspellrenderer.cxx b/drawinglayer/source/processor2d/helperwrongspellrenderer.cxx
new file mode 100644
index 000000000..9f838a7e1
--- /dev/null
+++ b/drawinglayer/source/processor2d/helperwrongspellrenderer.cxx
@@ -0,0 +1,76 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "helperwrongspellrenderer.hxx"
+#include <drawinglayer/primitive2d/wrongspellprimitive2d.hxx>
+#include <tools/gen.hxx>
+#include <vcl/outdev.hxx>
+#include <basegfx/color/bcolormodifier.hxx>
+#include <vcl/outdev/ScopedStates.hxx>
+
+using namespace css;
+
+namespace drawinglayer
+{
+namespace
+{
+constexpr sal_uInt32 constMinimumFontHeight = 5; // #define WRONG_SHOW_MIN 5
+}
+
+bool renderWrongSpellPrimitive2D(const primitive2d::WrongSpellPrimitive2D& rWrongSpellCandidate,
+                                 OutputDevice& rOutputDevice,
+                                 const basegfx::B2DHomMatrix& rObjectToViewTransformation,
+                                 const basegfx::BColorModifierStack& rBColorModifierStack)
+{
+    const basegfx::B2DHomMatrix aLocalTransform(rObjectToViewTransformation
+                                                * rWrongSpellCandidate.getTransformation());
+    const basegfx::B2DVector aFontVectorPixel(aLocalTransform * basegfx::B2DVector(0.0, 1.0));
+    const sal_uInt32 nFontPixelHeight(basegfx::fround(aFontVectorPixel.getLength()));
+
+    if (nFontPixelHeight <= constMinimumFontHeight)
+        return true;
+
+    const basegfx::B2DPoint aStart(aLocalTransform
+                                   * basegfx::B2DPoint(rWrongSpellCandidate.getStart(), 0.0));
+    const basegfx::B2DPoint aStop(aLocalTransform
+                                  * basegfx::B2DPoint(rWrongSpellCandidate.getStop(), 0.0));
+    const Point aVclStart(basegfx::fround(aStart.getX()), basegfx::fround(aStart.getY()));
+    const Point aVclStop(basegfx::fround(aStop.getX()), basegfx::fround(aStop.getY()));
+
+    // #i101075# draw it. Do not forget to use the evtl. offsetted origin of the target device,
+    // e.g. when used with mask/transparence buffer device
+    const Point aOrigin(rOutputDevice.GetMapMode().GetOrigin());
+
+    const basegfx::BColor aProcessedColor(
+        rBColorModifierStack.getModifiedColor(rWrongSpellCandidate.getColor()));
+    const bool bMapModeEnabledState(rOutputDevice.IsMapModeEnabled());
+
+    vcl::ScopedAntialiasing a(rOutputDevice, true);
+    rOutputDevice.EnableMapMode(false);
+    rOutputDevice.SetLineColor(Color(aProcessedColor));
+    rOutputDevice.SetFillColor();
+    rOutputDevice.DrawWaveLine(aOrigin + aVclStart, aOrigin + aVclStop);
+    rOutputDevice.EnableMapMode(bMapModeEnabledState);
+
+    // cannot really go wrong
+    return true;
+}
+} // end of namespace drawinglayer
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */