1 files changed, 181 insertions, 0 deletions
diff --git a/sc/source/ui/view/hintwin.cxx b/sc/source/ui/view/hintwin.cxx
new file mode 100644
index 000000000..09f32f020
--- /dev/null
+++ b/sc/source/ui/view/hintwin.cxx
@@ -0,0 +1,181 @@
+/* -*- 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 <overlayobject.hxx>
+
+#include <drawinglayer/attribute/fontattribute.hxx>
+#include <drawinglayer/geometry/viewinformation2d.hxx>
+#include <drawinglayer/primitive2d/PolygonHairlinePrimitive2D.hxx>
+#include <drawinglayer/primitive2d/PolyPolygonColorPrimitive2D.hxx>
+#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
+#include <drawinglayer/primitive2d/textprimitive2d.hxx>
+#include <basegfx/polygon/b2dpolygontools.hxx>
+#include <basegfx/matrix/b2dhommatrixtools.hxx>
+#include <tools/lineend.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/metric.hxx>
+#include <sal/log.hxx>
+
+#define HINT_LINESPACE  2
+#define HINT_INDENT     3
+#define HINT_MARGIN     4
+
+ScOverlayHint::ScOverlayHint(const OUString& rTit, const OUString& rMsg, const Color& rColor, const vcl::Font& rFont)
+    : OverlayObject(rColor)
+    , m_aTitle(rTit)
+    , m_aMessage(convertLineEnd(rMsg, LINEEND_CR))
+    , m_aTextFont(rFont)
+    , m_aMapMode(MapUnit::MapPixel)
+    , m_nLeft(0)
+    , m_nTop(0)
+{
+}
+
+drawinglayer::primitive2d::Primitive2DContainer ScOverlayHint::createOverlaySequence(sal_Int32 nLeft, sal_Int32 nTop,
+                                                                                     const MapMode &rMapMode,
+                                                                                     basegfx::B2DRange &rRange) const
+{
+    OutputDevice* pDefaultDev = Application::GetDefaultDevice();
+    MapMode aOld = pDefaultDev->GetMapMode();
+    pDefaultDev->SetMapMode(rMapMode);
+
+    const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
+    const Color& rColor = rStyleSettings.GetLabelTextColor();
+    vcl::Font aTextFont = m_aTextFont;
+    aTextFont.SetFontSize(pDefaultDev->PixelToLogic(aTextFont.GetFontSize(), rMapMode));
+    vcl::Font aHeadFont = aTextFont;
+    aHeadFont.SetWeight(WEIGHT_BOLD);
+
+    // Create the text primitive for the title
+    basegfx::B2DVector aFontSize;
+    drawinglayer::attribute::FontAttribute aFontAttr =
+        drawinglayer::primitive2d::getFontAttributeFromVclFont(aFontSize, aHeadFont, false, false);
+
+    FontMetric aFontMetric = pDefaultDev->GetFontMetric(aHeadFont);
+    Size aHintMargin = pDefaultDev->PixelToLogic(Size(HINT_MARGIN, HINT_MARGIN), rMapMode);
+    Size aIndent = pDefaultDev->PixelToLogic(Size(HINT_INDENT, HINT_LINESPACE), rMapMode);
+    double nTextOffsetY = nTop + aHintMargin.Height() + aFontMetric.GetAscent();
+    Point aTextPos(nLeft + aHintMargin.Width() , nTextOffsetY);
+    rRange = basegfx::B2DRange(nLeft, nTop, nLeft + aHintMargin.Width(), nTop + aHintMargin.Height());
+
+    basegfx::B2DHomMatrix aTextMatrix(basegfx::utils::createScaleTranslateB2DHomMatrix(
+                                            aFontSize.getX(), aFontSize.getY(),
+                                            aTextPos.X(), aTextPos.Y()));
+
+    rtl::Reference<drawinglayer::primitive2d::TextSimplePortionPrimitive2D> pTitle =
+        new drawinglayer::primitive2d::TextSimplePortionPrimitive2D(
+                        aTextMatrix, m_aTitle, 0, m_aTitle.getLength(),
+                        std::vector<double>(), aFontAttr, css::lang::Locale(),
+                        rColor.getBColor());
+
+    Point aTextStart(nLeft + aHintMargin.Width() + aIndent.Width(),
+                     nTop + aHintMargin.Height() + aFontMetric.GetLineHeight() + aIndent.Height());
+
+    drawinglayer::geometry::ViewInformation2D aDummy;
+    rRange.expand(pTitle->getB2DRange(aDummy));
+
+    drawinglayer::primitive2d::Primitive2DContainer aSeq { pTitle };
+
+    aFontMetric = pDefaultDev->GetFontMetric(aTextFont);
+    pDefaultDev->SetMapMode(aOld);
+
+    nTextOffsetY = aFontMetric.GetAscent();
+    sal_Int32 nLineHeight = aFontMetric.GetLineHeight();
+
+    aFontAttr = drawinglayer::primitive2d::getFontAttributeFromVclFont(aFontSize, aTextFont, false, false);
+
+    sal_Int32 nIndex = 0;
+    Point aLineStart = aTextStart;
+    sal_Int32 nLineCount = 0;
+    while (nIndex != -1)
+    {
+        OUString aLine = m_aMessage.getToken( 0, '\r', nIndex );
+        if (aLine.getLength() > 255)
+        {
+            // prevent silliness higher up from hanging up the program
+            SAL_WARN("sc", "ridiculously long line, truncating, len=" << aLine.getLength());
+            aLine = aLine.copy(0,255);
+        }
+
+        aTextMatrix = basegfx::utils::createScaleTranslateB2DHomMatrix(
+                                aFontSize.getX(), aFontSize.getY(),
+                                aLineStart.X(), aLineStart.Y() + nTextOffsetY);
+
+        // Create the text primitive for each line of text
+        rtl::Reference<drawinglayer::primitive2d::TextSimplePortionPrimitive2D> pMessage =
+                                        new drawinglayer::primitive2d::TextSimplePortionPrimitive2D(
+                                                aTextMatrix, aLine, 0, aLine.getLength(),
+                                                std::vector<double>(), aFontAttr, css::lang::Locale(),
+                                                rColor.getBColor());
+
+        rRange.expand(pMessage->getB2DRange(aDummy));
+
+        aSeq.push_back(pMessage);
+
+        aLineStart.AdjustY(nLineHeight );
+        nLineCount++;
+        if (nLineCount > 50)
+        {
+            // prevent silliness higher up from hanging up the program
+            SAL_WARN("sc", "ridiculously long message, bailing out");
+            break;
+        }
+    }
+
+    rRange.expand(basegfx::B2DTuple(rRange.getMaxX() + aHintMargin.Width(),
+                                    rRange.getMaxY() + aHintMargin.Height()));
+
+    basegfx::B2DPolygon aPoly(basegfx::utils::createPolygonFromRect(rRange));
+
+    const drawinglayer::primitive2d::Primitive2DReference aBg(
+        new drawinglayer::primitive2d::PolyPolygonColorPrimitive2D(basegfx::B2DPolyPolygon(aPoly), getBaseColor().getBColor()));
+
+    basegfx::BColor aBorderColor(0.5, 0.5, 0.5);
+    const drawinglayer::primitive2d::Primitive2DReference aBorder(
+        new drawinglayer::primitive2d::PolygonHairlinePrimitive2D(
+            aPoly, aBorderColor));
+
+    aSeq.insert(aSeq.begin(), aBorder);
+    aSeq.insert(aSeq.begin(), aBg);
+
+    return aSeq;
+}
+
+drawinglayer::primitive2d::Primitive2DContainer ScOverlayHint::createOverlayObjectPrimitive2DSequence()
+{
+    basegfx::B2DRange aRange;
+    return createOverlaySequence(m_nLeft, m_nTop, m_aMapMode, aRange);
+}
+
+Size ScOverlayHint::GetSizePixel() const
+{
+    basegfx::B2DRange aRange;
+    createOverlaySequence(0, 0, MapMode(MapUnit::MapPixel), aRange);
+    return Size(aRange.getWidth(), aRange.getHeight());
+}
+
+void ScOverlayHint::SetPos(const Point& rPos, const MapMode& rMode)
+{
+    m_nLeft = rPos.X();
+    m_nTop = rPos.Y();
+    m_aMapMode = rMode;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */