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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * 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 <StylesPreviewWindow.hxx>
+
+#include <comphelper/propertyvalue.hxx>
+#include <vcl/svapp.hxx>
+#include <sfx2/objsh.hxx>
+#include <svl/itemset.hxx>
+#include <sfx2/tbxctrl.hxx>
+#include <sfx2/sfxsids.hrc>
+#include <sfx2/tplpitem.hxx>
+#include <sfx2/viewsh.hxx>
+#include <vcl/glyphitemcache.hxx>
+#include <vcl/virdev.hxx>
+#include <vcl/settings.hxx>
+
+#include <editeng/editids.hrc>
+#include <editeng/fontitem.hxx>
+#include <editeng/fhgtitem.hxx>
+#include <editeng/svxfont.hxx>
+#include <editeng/wghtitem.hxx>
+#include <editeng/postitem.hxx>
+#include <editeng/contouritem.hxx>
+#include <editeng/shdditem.hxx>
+#include <editeng/charreliefitem.hxx>
+#include <editeng/udlnitem.hxx>
+#include <editeng/crossedoutitem.hxx>
+#include <editeng/colritem.hxx>
+#include <editeng/cmapitem.hxx>
+#include <editeng/emphasismarkitem.hxx>
+#include <editeng/brushitem.hxx>
+
+#include <i18nlangtag/mslangid.hxx>
+
+#include <svx/xfillit0.hxx>
+#include <svx/xdef.hxx>
+#include <svx/xflclit.hxx>
+
+#include <com/sun/star/drawing/FillStyle.hpp>
+#include <com/sun/star/i18n/ScriptType.hpp>
+#include <com/sun/star/uno/Sequence.hxx>
+
+#include <vcl/commandevent.hxx>
+
+StyleStatusListener::StyleStatusListener(
+ StylesPreviewWindow_Base* pPreviewControl,
+ const css::uno::Reference<css::frame::XDispatchProvider>& xDispatchProvider)
+ : SfxStatusListener(xDispatchProvider, SID_STYLE_FAMILY2, ".uno:ParaStyle")
+ , m_pPreviewControl(pPreviewControl)
+{
+ ReBind();
+}
+
+void StyleStatusListener::StateChangedAtStatusListener(SfxItemState /*eState*/,
+ const SfxPoolItem* pState)
+{
+ const SfxTemplateItem* pStateItem = dynamic_cast<const SfxTemplateItem*>(pState);
+ if (pStateItem)
+ {
+ if (pStateItem->GetStyleIdentifier().isEmpty())
+ m_pPreviewControl->Select(pStateItem->GetStyleName());
+ else
+ m_pPreviewControl->Select(pStateItem->GetStyleIdentifier());
+ }
+}
+
+StylePoolChangeListener::StylePoolChangeListener(StylesPreviewWindow_Base* pPreviewControl)
+ : m_pPreviewControl(pPreviewControl)
+{
+ SfxObjectShell* pDocShell = SfxObjectShell::Current();
+
+ m_pStyleSheetPool = pDocShell ? pDocShell->GetStyleSheetPool() : nullptr;
+
+ if (m_pStyleSheetPool)
+ {
+ StartListening(*m_pStyleSheetPool);
+ }
+}
+
+StylePoolChangeListener::~StylePoolChangeListener()
+{
+ if (m_pStyleSheetPool)
+ EndListening(*m_pStyleSheetPool);
+}
+
+void StylePoolChangeListener::Notify(SfxBroadcaster& /*rBC*/, const SfxHint& /*rHint*/)
+{
+ m_pPreviewControl->RequestStylesListUpdate();
+}
+
+StyleItemController::StyleItemController(const std::pair<OUString, OUString>& aStyleName)
+ : m_eStyleFamily(SfxStyleFamily::Para)
+ , m_aStyleName(aStyleName)
+{
+}
+
+void StyleItemController::Paint(vcl::RenderContext& rRenderContext)
+{
+ rRenderContext.Push(vcl::PushFlags::FILLCOLOR | vcl::PushFlags::FONT
+ | vcl::PushFlags::TEXTCOLOR);
+
+ DrawEntry(rRenderContext);
+
+ rRenderContext.Pop();
+}
+
+bool StylesPreviewWindow_Base::Command(const CommandEvent& rEvent)
+{
+ if (rEvent.GetCommand() != CommandEventId::ContextMenu)
+ return false;
+
+ std::unique_ptr<weld::Builder> xBuilder(
+ Application::CreateBuilder(m_xStylesView.get(), "svx/ui/stylemenu.ui"));
+ std::unique_ptr<weld::Menu> xMenu(xBuilder->weld_menu("menu"));
+ OString rIdent = xMenu->popup_at_rect(m_xStylesView.get(),
+ tools::Rectangle(rEvent.GetMousePosPixel(), Size(1, 1)));
+ if (rIdent == "update" || rIdent == "edit")
+ {
+ css::uno::Sequence<css::beans::PropertyValue> aArgs(0);
+
+ SfxToolBoxControl::Dispatch(m_xDispatchProvider,
+ rIdent == "update" ? OUString(".uno:StyleUpdateByExample")
+ : OUString(".uno:EditStyle"),
+ aArgs);
+
+ return true;
+ }
+
+ return false;
+}
+
+static Color GetTextColorFromItemSet(std::optional<SfxItemSet> const& pItemSet)
+{
+ const SfxPoolItem* pItem = pItemSet->GetItem(SID_ATTR_CHAR_COLOR);
+ if (pItem)
+ return static_cast<const SvxColorItem*>(pItem)->GetValue();
+
+ return COL_AUTO;
+}
+
+static Color GetHighlightColorFromItemSet(std::optional<SfxItemSet> const& pItemSet)
+{
+ const SfxPoolItem* pItem = pItemSet->GetItem(SID_ATTR_BRUSH_CHAR);
+ if (pItem)
+ return static_cast<const SvxBrushItem*>(pItem)->GetColor();
+
+ return COL_AUTO;
+}
+
+static Color GetBackgroundColorFromItemSet(std::optional<SfxItemSet> const& pItemSet)
+{
+ const SfxPoolItem* pItem = pItemSet->GetItem(XATTR_FILLCOLOR);
+ if (pItem)
+ return static_cast<const XFillColorItem*>(pItem)->GetColorValue();
+
+ return COL_AUTO;
+}
+
+static css::drawing::FillStyle GetFillStyleFromItemSet(std::optional<SfxItemSet> const& pItemSet)
+{
+ const SfxPoolItem* pItem = pItemSet->GetItem(XATTR_FILLSTYLE);
+ if (pItem)
+ return static_cast<const XFillStyleItem*>(pItem)->GetValue();
+
+ return css::drawing::FillStyle_NONE;
+}
+
+static SvxFont GetFontFromItems(const SvxFontItem* pFontItem, Size aPixelFontSize,
+ std::optional<SfxItemSet> const& pItemSet)
+{
+ SvxFont aFont;
+
+ aFont.SetFamilyName(pFontItem->GetFamilyName());
+ aFont.SetStyleName(pFontItem->GetStyleName());
+ aFont.SetFontSize(aPixelFontSize);
+
+ const SfxPoolItem* pItem = pItemSet->GetItem(SID_ATTR_CHAR_WEIGHT);
+ if (pItem)
+ aFont.SetWeight(static_cast<const SvxWeightItem*>(pItem)->GetWeight());
+
+ pItem = pItemSet->GetItem(SID_ATTR_CHAR_POSTURE);
+ if (pItem)
+ aFont.SetItalic(static_cast<const SvxPostureItem*>(pItem)->GetPosture());
+
+ pItem = pItemSet->GetItem(SID_ATTR_CHAR_CONTOUR);
+ if (pItem)
+ aFont.SetOutline(static_cast<const SvxContourItem*>(pItem)->GetValue());
+
+ pItem = pItemSet->GetItem(SID_ATTR_CHAR_SHADOWED);
+ if (pItem)
+ aFont.SetShadow(static_cast<const SvxShadowedItem*>(pItem)->GetValue());
+
+ pItem = pItemSet->GetItem(SID_ATTR_CHAR_RELIEF);
+ if (pItem)
+ aFont.SetRelief(static_cast<const SvxCharReliefItem*>(pItem)->GetValue());
+
+ pItem = pItemSet->GetItem(SID_ATTR_CHAR_UNDERLINE);
+ if (pItem)
+ aFont.SetUnderline(static_cast<const SvxUnderlineItem*>(pItem)->GetLineStyle());
+
+ pItem = pItemSet->GetItem(SID_ATTR_CHAR_OVERLINE);
+ if (pItem)
+ aFont.SetOverline(static_cast<const SvxOverlineItem*>(pItem)->GetValue());
+
+ pItem = pItemSet->GetItem(SID_ATTR_CHAR_STRIKEOUT);
+ if (pItem)
+ aFont.SetStrikeout(static_cast<const SvxCrossedOutItem*>(pItem)->GetStrikeout());
+
+ pItem = pItemSet->GetItem(SID_ATTR_CHAR_CASEMAP);
+ if (pItem)
+ aFont.SetCaseMap(static_cast<const SvxCaseMapItem*>(pItem)->GetCaseMap());
+
+ pItem = pItemSet->GetItem(SID_ATTR_CHAR_EMPHASISMARK);
+ if (pItem)
+ aFont.SetEmphasisMark(static_cast<const SvxEmphasisMarkItem*>(pItem)->GetEmphasisMark());
+
+ return aFont;
+}
+
+void StyleItemController::DrawEntry(vcl::RenderContext& rRenderContext)
+{
+ SfxObjectShell* pShell = SfxObjectShell::Current();
+ if (!pShell)
+ return;
+
+ SfxStyleSheetBasePool* pPool = pShell->GetStyleSheetPool();
+ SfxStyleSheetBase* pStyle = nullptr;
+
+ if (!pPool)
+ return;
+
+ pStyle = pPool->First(m_eStyleFamily);
+ while (pStyle && pStyle->GetName() != m_aStyleName.first
+ && pStyle->GetName() != m_aStyleName.second)
+ pStyle = pPool->Next();
+
+ if (!pStyle)
+ return;
+
+ Size aSize(rRenderContext.GetOutputSizePixel());
+ tools::Rectangle aFullRect(Point(0, 0), aSize);
+ tools::Rectangle aContentRect(aFullRect);
+
+ Color aOriginalColor = rRenderContext.GetFillColor();
+ Color aOriginalLineColor = rRenderContext.GetLineColor();
+
+ DrawContentBackground(rRenderContext, aContentRect, aOriginalColor);
+
+ std::optional<SfxItemSet> const pItemSet(pStyle->GetItemSetForPreview());
+ if (!pItemSet)
+ return;
+
+ Color aFontHighlight = COL_AUTO;
+
+ sal_Int16 nScriptType
+ = MsLangId::getScriptType(Application::GetSettings().GetUILanguageTag().getLanguageType());
+
+ sal_uInt16 nFontSlot = SID_ATTR_CHAR_FONT;
+ if (nScriptType == css::i18n::ScriptType::ASIAN)
+ nFontSlot = SID_ATTR_CHAR_CJK_FONT;
+ else if (nScriptType == css::i18n::ScriptType::COMPLEX)
+ nFontSlot = SID_ATTR_CHAR_CTL_FONT;
+
+ const SvxFontItem* const pFontItem = pItemSet->GetItem<SvxFontItem>(nFontSlot);
+ const SvxFontHeightItem* const pFontHeightItem
+ = pItemSet->GetItem<SvxFontHeightItem>(SID_ATTR_CHAR_FONTHEIGHT);
+
+ if (pFontItem && pFontHeightItem)
+ {
+ Size aFontSize(0, pFontHeightItem->GetHeight());
+ Size aPixelSize(rRenderContext.LogicToPixel(aFontSize, MapMode(pShell->GetMapUnit())));
+
+ SvxFont aFont = GetFontFromItems(pFontItem, aPixelSize, pItemSet);
+ rRenderContext.SetFont(aFont);
+
+ Color aFontCol = GetTextColorFromItemSet(pItemSet);
+ if (aFontCol != COL_AUTO)
+ rRenderContext.SetTextColor(aFontCol);
+
+ aFontHighlight = GetHighlightColorFromItemSet(pItemSet);
+
+ css::drawing::FillStyle style = GetFillStyleFromItemSet(pItemSet);
+
+ switch (style)
+ {
+ case css::drawing::FillStyle_SOLID:
+ {
+ Color aBackCol = GetBackgroundColorFromItemSet(pItemSet);
+ if (aBackCol != COL_AUTO)
+ DrawContentBackground(rRenderContext, aContentRect, aBackCol);
+ }
+ break;
+
+ default:
+ break;
+ //TODO Draw the other background styles: gradient, hatching and bitmap
+ }
+ }
+
+ if (aFontHighlight != COL_AUTO)
+ DrawHighlight(rRenderContext, aFontHighlight);
+
+ DrawText(rRenderContext);
+
+ rRenderContext.SetFillColor(aOriginalColor);
+ rRenderContext.SetLineColor(aOriginalLineColor);
+}
+
+void StyleItemController::DrawContentBackground(vcl::RenderContext& rRenderContext,
+ const tools::Rectangle& aContentRect,
+ const Color& aColor)
+{
+ rRenderContext.SetLineColor(aColor);
+ rRenderContext.SetFillColor(aColor);
+ rRenderContext.DrawRect(aContentRect);
+}
+
+void StyleItemController::DrawHighlight(vcl::RenderContext& rRenderContext, Color aFontBack)
+{
+ tools::Rectangle aTextRect;
+ rRenderContext.GetTextBoundRect(aTextRect, m_aStyleName.second);
+
+ Size aSize = aTextRect.GetSize();
+ aSize.AdjustHeight(aSize.getHeight());
+ aTextRect.SetSize(aSize);
+
+ Point aPos(0, 0);
+ aPos.AdjustX(LEFT_MARGIN);
+ aPos.AdjustY((rRenderContext.GetOutputHeightPixel() - aTextRect.Bottom()) / 2);
+ aTextRect.SetPos(aPos);
+
+ rRenderContext.SetLineColor(aFontBack);
+ rRenderContext.SetFillColor(aFontBack);
+
+ rRenderContext.DrawRect(aTextRect);
+}
+
+void StyleItemController::DrawText(vcl::RenderContext& rRenderContext)
+{
+ const SalLayoutGlyphs* layoutGlyphs
+ = SalLayoutGlyphsCache::self()->GetLayoutGlyphs(&rRenderContext, m_aStyleName.second);
+ tools::Rectangle aTextRect;
+ rRenderContext.GetTextBoundRect(aTextRect, m_aStyleName.second, 0, 0, -1, 0, {}, layoutGlyphs);
+
+ Point aPos(0, 0);
+ aPos.AdjustX(LEFT_MARGIN);
+ aPos.AdjustY((rRenderContext.GetOutputHeightPixel() - aTextRect.Bottom()) / 2);
+
+ rRenderContext.DrawText(aPos, m_aStyleName.second, 0, -1, nullptr, nullptr, layoutGlyphs);
+}
+
+StylesPreviewWindow_Base::StylesPreviewWindow_Base(
+ weld::Builder& xBuilder, std::vector<std::pair<OUString, OUString>>&& aDefaultStyles,
+ const css::uno::Reference<css::frame::XDispatchProvider>& xDispatchProvider)
+ : m_xDispatchProvider(xDispatchProvider)
+ , m_xStylesView(xBuilder.weld_icon_view("stylesview"))
+ , m_aUpdateTask(*this)
+ , m_aDefaultStyles(std::move(aDefaultStyles))
+{
+ m_xStylesView->connect_selection_changed(LINK(this, StylesPreviewWindow_Base, Selected));
+ m_xStylesView->connect_item_activated(LINK(this, StylesPreviewWindow_Base, DoubleClick));
+ m_xStylesView->connect_command(LINK(this, StylesPreviewWindow_Base, DoCommand));
+
+ m_xStatusListener = new StyleStatusListener(this, xDispatchProvider);
+
+ m_pStylePoolChangeListener.reset(new StylePoolChangeListener(this));
+
+ RequestStylesListUpdate();
+}
+
+IMPL_LINK(StylesPreviewWindow_Base, Selected, weld::IconView&, rIconView, void)
+{
+ OUString sStyleName = rIconView.get_selected_text();
+
+ css::uno::Sequence<css::beans::PropertyValue> aArgs{
+ comphelper::makePropertyValue("Template", sStyleName),
+ comphelper::makePropertyValue("Family", sal_Int16(SfxStyleFamily::Para))
+ };
+ SfxToolBoxControl::Dispatch(m_xDispatchProvider, ".uno:StyleApply", aArgs);
+}
+
+IMPL_LINK(StylesPreviewWindow_Base, DoubleClick, weld::IconView&, rIconView, bool)
+{
+ OUString sStyleName = rIconView.get_selected_text();
+
+ css::uno::Sequence<css::beans::PropertyValue> aArgs{
+ comphelper::makePropertyValue("Param", sStyleName),
+ comphelper::makePropertyValue("Family", sal_Int16(SfxStyleFamily::Para))
+ };
+ SfxToolBoxControl::Dispatch(m_xDispatchProvider, ".uno:EditStyle", aArgs);
+
+ return true;
+}
+
+IMPL_LINK(StylesPreviewWindow_Base, DoCommand, const CommandEvent&, rPos, bool)
+{
+ return Command(rPos);
+}
+
+StylesPreviewWindow_Base::~StylesPreviewWindow_Base()
+{
+ m_xStatusListener->UnBind();
+
+ m_aUpdateTask.Stop();
+
+ try
+ {
+ m_xStatusListener->dispose();
+ }
+ catch (css::uno::Exception&)
+ {
+ }
+
+ m_xStatusListener = nullptr;
+}
+
+void StylesPreviewWindow_Base::Select(const OUString& rStyleName)
+{
+ m_sSelectedStyle = rStyleName;
+
+ UpdateSelection();
+}
+
+void StylesPreviewWindow_Base::UpdateSelection()
+{
+ for (std::vector<std::pair<OUString, OUString>>::size_type i = 0; i < m_aAllStyles.size(); ++i)
+ {
+ if (m_aAllStyles[i].first == m_sSelectedStyle || m_aAllStyles[i].second == m_sSelectedStyle)
+ {
+ m_xStylesView->select(i);
+ break;
+ }
+ }
+}
+
+void StylesPreviewWindow_Base::RequestStylesListUpdate() { m_aUpdateTask.Start(); }
+
+void StylesListUpdateTask::Invoke()
+{
+ m_rStylesList.UpdateStylesList();
+ m_rStylesList.UpdateSelection();
+}
+
+void StylesPreviewWindow_Base::UpdateStylesList()
+{
+ m_aAllStyles = m_aDefaultStyles;
+
+ SfxObjectShell* pDocShell = SfxObjectShell::Current();
+ SfxStyleSheetBasePool* pStyleSheetPool = nullptr;
+
+ if (pDocShell)
+ pStyleSheetPool = pDocShell->GetStyleSheetPool();
+
+ if (pStyleSheetPool)
+ {
+ auto xIter = pStyleSheetPool->CreateIterator(SfxStyleFamily::Para,
+ SfxStyleSearchBits::UserDefined);
+
+ SfxStyleSheetBase* pStyle = xIter->First();
+
+ while (pStyle)
+ {
+ m_aAllStyles.push_back(std::pair<OUString, OUString>("", pStyle->GetName()));
+ pStyle = xIter->Next();
+ }
+ }
+
+ m_xStylesView->clear();
+ for (const auto& rStyle : m_aAllStyles)
+ {
+ ScopedVclPtr<VirtualDevice> pImg = VclPtr<VirtualDevice>::Create();
+ const Size aSize(100, 30);
+ pImg->SetOutputSizePixel(aSize);
+
+ StyleItemController aStyleController(rStyle);
+ aStyleController.Paint(*pImg);
+
+ m_xStylesView->append(rStyle.first, rStyle.second, pImg);
+ }
+}
+
+StylesPreviewWindow_Impl::StylesPreviewWindow_Impl(
+ vcl::Window* pParent, std::vector<std::pair<OUString, OUString>>&& aDefaultStyles,
+ const css::uno::Reference<css::frame::XDispatchProvider>& xDispatchProvider)
+ : InterimItemWindow(pParent, "svx/ui/stylespreview.ui", "ApplyStyleBox", true,
+ reinterpret_cast<sal_uInt64>(SfxViewShell::Current()))
+ , StylesPreviewWindow_Base(*m_xBuilder, std::move(aDefaultStyles), xDispatchProvider)
+{
+ SetOptimalSize();
+}
+
+StylesPreviewWindow_Impl::~StylesPreviewWindow_Impl() { disposeOnce(); }
+
+void StylesPreviewWindow_Impl::dispose()
+{
+ m_xStylesView.reset();
+
+ InterimItemWindow::dispose();
+}
+
+void StylesPreviewWindow_Impl::SetOptimalSize() { SetSizePixel(get_preferred_size()); }
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */