Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 233 insertions, 0 deletions

diff --git a/svx/source/styles/CommonStylePreviewRenderer.cxx b/svx/source/styles/CommonStylePreviewRenderer.cxx
new file mode 100644
index 000000000..df0e3539e
--- /dev/null
+++ b/svx/source/styles/CommonStylePreviewRenderer.cxx
@@ -0,0 +1,233 @@
+/* -*- 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/.
+ *
+ */
+
+#include <memory>
+#include <CommonStylePreviewRenderer.hxx>
+
+#include <sfx2/objsh.hxx>
+#include <svl/style.hxx>
+#include <svl/itemset.hxx>
+#include <vcl/outdev.hxx>
+
+#include <com/sun/star/drawing/FillStyle.hpp>
+#include <svx/xdef.hxx>
+#include <svx/xfillit0.hxx>
+#include <svx/xflclit.hxx>
+#include <editeng/brushitem.hxx>
+#include <editeng/fontitem.hxx>
+#include <editeng/fhgtitem.hxx>
+#include <editeng/charreliefitem.hxx>
+#include <editeng/contouritem.hxx>
+#include <editeng/colritem.hxx>
+#include <editeng/crossedoutitem.hxx>
+#include <editeng/emphasismarkitem.hxx>
+#include <editeng/postitem.hxx>
+#include <editeng/shdditem.hxx>
+#include <editeng/udlnitem.hxx>
+#include <editeng/wghtitem.hxx>
+#include <editeng/svxfont.hxx>
+#include <editeng/cmapitem.hxx>
+
+#include <editeng/editids.hrc>
+
+using namespace css;
+
+namespace svx
+{
+
+CommonStylePreviewRenderer::CommonStylePreviewRenderer(
+                                const SfxObjectShell& rShell, OutputDevice& rOutputDev,
+                                SfxStyleSheetBase* pStyle, tools::Long nMaxHeight)
+    : StylePreviewRenderer(rShell, rOutputDev, pStyle, nMaxHeight)
+    , maFontColor(COL_AUTO)
+    , maHighlightColor(COL_AUTO)
+    , maBackgroundColor(COL_AUTO)
+    , maStyleName(mpStyle->GetName())
+{
+}
+
+CommonStylePreviewRenderer::~CommonStylePreviewRenderer()
+{}
+
+bool CommonStylePreviewRenderer::recalculate()
+{
+    m_oFont.reset();
+
+    std::optional<SfxItemSet> pItemSet(mpStyle->GetItemSetForPreview());
+
+    if (!pItemSet) return false;
+
+    SvxFont aFont;
+
+    const SfxPoolItem* pItem;
+
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_WEIGHT)) != nullptr)
+    {
+        aFont.SetWeight(static_cast<const SvxWeightItem*>(pItem)->GetWeight());
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_POSTURE)) != nullptr)
+    {
+        aFont.SetItalic(static_cast<const SvxPostureItem*>(pItem)->GetPosture());
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_CONTOUR)) != nullptr)
+    {
+        aFont.SetOutline(static_cast< const SvxContourItem*>(pItem)->GetValue());
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_SHADOWED)) != nullptr)
+    {
+        aFont.SetShadow(static_cast<const SvxShadowedItem*>(pItem)->GetValue());
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_RELIEF)) != nullptr)
+    {
+        aFont.SetRelief(static_cast<const SvxCharReliefItem*>(pItem)->GetValue());
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_UNDERLINE)) != nullptr)
+    {
+        aFont.SetUnderline(static_cast< const SvxUnderlineItem*>(pItem)->GetLineStyle());
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_OVERLINE)) != nullptr)
+    {
+        aFont.SetOverline(static_cast<const SvxOverlineItem*>(pItem)->GetValue());
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_STRIKEOUT)) != nullptr)
+    {
+        aFont.SetStrikeout(static_cast<const SvxCrossedOutItem*>(pItem)->GetStrikeout());
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_CASEMAP)) != nullptr)
+    {
+        aFont.SetCaseMap(static_cast<const SvxCaseMapItem*>(pItem)->GetCaseMap());
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_EMPHASISMARK)) != nullptr)
+    {
+        aFont.SetEmphasisMark(static_cast<const SvxEmphasisMarkItem*>(pItem)->GetEmphasisMark());
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_COLOR)) != nullptr)
+    {
+        maFontColor = static_cast<const SvxColorItem*>(pItem)->GetValue();
+    }
+    if ((pItem = pItemSet->GetItem(SID_ATTR_BRUSH_CHAR)) != nullptr)
+    {
+        maHighlightColor = static_cast<const SvxBrushItem*>(pItem)->GetColor();
+    }
+
+    if (mpStyle->GetFamily() == SfxStyleFamily::Para)
+    {
+        if ((pItem = pItemSet->GetItem(XATTR_FILLSTYLE)) != nullptr)
+        {
+            css::drawing::FillStyle aFillStyle = static_cast<const XFillStyleItem*>(pItem)->GetValue();
+            if (aFillStyle == drawing::FillStyle_SOLID)
+            {
+                if ((pItem = pItemSet->GetItem(XATTR_FILLCOLOR)) != nullptr)
+                {
+                    maBackgroundColor = static_cast<const XFillColorItem*>(pItem)->GetColorValue();
+                }
+            }
+        }
+    }
+
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_FONT)) != nullptr)
+    {
+        const SvxFontItem* pFontItem = static_cast<const SvxFontItem*>(pItem);
+        if (IsStarSymbol(pFontItem->GetFamilyName()))
+            return false;
+        aFont.SetFamilyName(pFontItem->GetFamilyName());
+        aFont.SetStyleName(pFontItem->GetStyleName());
+    }
+    else
+    {
+        return false;
+    }
+
+    if ((pItem = pItemSet->GetItem(SID_ATTR_CHAR_FONTHEIGHT)) != nullptr)
+    {
+        const SvxFontHeightItem* pFontHeightItem = static_cast<const SvxFontHeightItem*>(pItem);
+        Size aFontSize(0, pFontHeightItem->GetHeight());
+        maPixelSize = mrOutputDev.LogicToPixel(aFontSize, MapMode(mrShell.GetMapUnit()));
+        aFont.SetFontSize(maPixelSize);
+
+        vcl::Font aOldFont(mrOutputDev.GetFont());
+
+        mrOutputDev.SetFont(aFont);
+        tools::Rectangle aTextRect;
+        mrOutputDev.GetTextBoundRect(aTextRect, mpStyle->GetName());
+        if (aTextRect.Bottom() > mnMaxHeight)
+        {
+            double ratio = double(mnMaxHeight) / aTextRect.Bottom();
+            maPixelSize.setWidth( maPixelSize.Width() * ratio );
+            maPixelSize.setHeight( maPixelSize.Height() * ratio );
+            aFont.SetFontSize(maPixelSize);
+        }
+        mrOutputDev.SetFont(aOldFont);
+    }
+    else
+    {
+        return false;
+    }
+
+    m_oFont = aFont;
+    maPixelSize = getRenderSize();
+    return true;
+}
+
+Size CommonStylePreviewRenderer::getRenderSize() const
+{
+    assert(m_oFont);
+    Size aPixelSize = m_oFont->GetTextSize(mrOutputDev, maStyleName);
+
+    if (aPixelSize.Height() > mnMaxHeight)
+        aPixelSize.setHeight( mnMaxHeight );
+
+    return aPixelSize;
+}
+
+bool CommonStylePreviewRenderer::render(const tools::Rectangle& aRectangle, RenderAlign eRenderAlign)
+{
+    const OUString& rText = maStyleName;
+
+    // setup the device & draw
+    mrOutputDev.Push(vcl::PushFlags::FONT | vcl::PushFlags::TEXTCOLOR | vcl::PushFlags::FILLCOLOR | vcl::PushFlags::TEXTFILLCOLOR);
+
+    if (maBackgroundColor != COL_AUTO)
+    {
+        mrOutputDev.SetFillColor(maBackgroundColor);
+        mrOutputDev.DrawRect(aRectangle);
+    }
+
+    if (m_oFont)
+        mrOutputDev.SetFont(*m_oFont);
+
+    if (maFontColor != COL_AUTO)
+        mrOutputDev.SetTextColor(maFontColor);
+
+    if (maHighlightColor != COL_AUTO)
+        mrOutputDev.SetTextFillColor(maHighlightColor);
+
+    Size aPixelSize(m_oFont ? maPixelSize : mrOutputDev.GetFont().GetFontSize());
+
+    Point aFontDrawPosition = aRectangle.TopLeft();
+    if (eRenderAlign == RenderAlign::CENTER)
+    {
+        if (aRectangle.GetHeight() > aPixelSize.Height())
+            aFontDrawPosition.AdjustY((aRectangle.GetHeight() - aPixelSize.Height()) / 2 );
+    }
+
+    if (m_oFont)
+        m_oFont->QuickDrawText( &mrOutputDev, aFontDrawPosition, rText, 0, rText.getLength(), {} );
+    else
+        mrOutputDev.DrawText(aFontDrawPosition, rText);
+
+    mrOutputDev.Pop();
+
+    return true;
+}
+
+} // end svx namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */