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Diffstat (limited to 'svx/source/styles/CommonStylePreviewRenderer.cxx')
| -rw-r--r-- | svx/source/styles/CommonStylePreviewRenderer.cxx | 233 |
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: */ |