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/* -*- 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 <FontFeaturesDialog.hxx>
#include <rtl/ustrbuf.hxx>
#include <utility>
#include <vcl/font/FeatureParser.hxx>
#include <FontFeatures.hxx>
#include <unordered_set>
using namespace css;
namespace cui
{
FontFeaturesDialog::FontFeaturesDialog(weld::Window* pParent, OUString aFontName)
: GenericDialogController(pParent, "cui/ui/fontfeaturesdialog.ui", "FontFeaturesDialog")
, m_sFontName(std::move(aFontName))
, m_xContentWindow(m_xBuilder->weld_scrolled_window("contentWindow"))
, m_xContentGrid(m_xBuilder->weld_container("contentGrid"))
, m_xPreviewWindow(new weld::CustomWeld(*m_xBuilder, "preview", m_aPreviewWindow))
{
initialize();
}
FontFeaturesDialog::~FontFeaturesDialog() {}
static sal_Int32 makeEnumComboBox(weld::ComboBox& rNameBox,
vcl::font::FeatureDefinition const& rFeatureDefinition,
uint32_t nDefault)
{
sal_Int32 nRes = 0;
int count = 0;
for (vcl::font::FeatureParameter const& rParameter : rFeatureDefinition.getEnumParameters())
{
rNameBox.append(OUString::number(rParameter.getCode()), rParameter.getDescription());
if (rParameter.getCode() == nDefault)
nRes = count;
++count;
}
return nRes;
}
void FontFeaturesDialog::initialize()
{
ScopedVclPtrInstance<VirtualDevice> aVDev(*Application::GetDefaultDevice(),
DeviceFormat::DEFAULT, DeviceFormat::DEFAULT);
std::vector<vcl::font::Feature> rFontFeatures = getFontFeatureList(m_sFontName, *aVDev);
std::unordered_set<sal_uInt32> aDoneFeatures;
std::vector<vcl::font::Feature> rFilteredFontFeatures;
for (vcl::font::Feature const& rFontFeature : rFontFeatures)
{
sal_uInt32 nFontFeatureCode = rFontFeature.m_aID.m_aFeatureCode;
if (!aDoneFeatures.insert(nFontFeatureCode).second)
continue;
rFilteredFontFeatures.push_back(rFontFeature);
}
int nRowHeight = fillGrid(rFilteredFontFeatures);
m_xContentWindow->set_size_request(
-1, std::min(std::max(m_xContentWindow->get_preferred_size().Height(),
m_xContentGrid->get_preferred_size().Height()),
static_cast<tools::Long>(300L)));
if (nRowHeight)
{
// tdf#141333 use row height + the 6 px spacing of contentGrid
m_xContentWindow->vadjustment_set_step_increment(nRowHeight + 6);
}
updateFontPreview();
}
int FontFeaturesDialog::fillGrid(std::vector<vcl::font::Feature> const& rFontFeatures)
{
int nRowHeight(0);
vcl::font::FeatureParser aParser(m_sFontName);
auto aExistingFeatures = aParser.getFeaturesMap();
sal_Int32 i = 0;
for (vcl::font::Feature const& rFontFeature : rFontFeatures)
{
sal_uInt32 nFontFeatureCode = rFontFeature.m_aID.m_aFeatureCode;
vcl::font::FeatureDefinition aDefinition;
if (rFontFeature.m_aDefinition)
aDefinition = rFontFeature.m_aDefinition;
if (!aDefinition)
aDefinition = { nFontFeatureCode, "" };
m_aFeatureItems.emplace_back(m_xContentGrid.get());
uint32_t nValue = 0;
if (aExistingFeatures.find(nFontFeatureCode) != aExistingFeatures.end())
nValue = aExistingFeatures.at(nFontFeatureCode);
else
nValue = aDefinition.getDefault();
FontFeatureItem& aCurrentItem = m_aFeatureItems.back();
aCurrentItem.m_aFeatureCode = nFontFeatureCode;
aCurrentItem.m_nDefault = aDefinition.getDefault();
sal_Int32 nGridPositionX = (i % 2) * 2;
sal_Int32 nGridPositionY = i / 2;
aCurrentItem.m_xContainer->set_grid_left_attach(nGridPositionX);
aCurrentItem.m_xContainer->set_grid_top_attach(nGridPositionY);
Link<weld::ComboBox&, void> aComboBoxSelectHandler
= LINK(this, FontFeaturesDialog, ComboBoxSelectedHdl);
Link<weld::Toggleable&, void> aCheckBoxToggleHandler
= LINK(this, FontFeaturesDialog, CheckBoxToggledHdl);
if (aDefinition.getType() == vcl::font::FeatureParameterType::ENUM)
{
aCurrentItem.m_xText->set_label(aDefinition.getDescription());
aCurrentItem.m_xText->show();
sal_Int32 nInit = makeEnumComboBox(*aCurrentItem.m_xCombo, aDefinition, nValue);
aCurrentItem.m_xCombo->set_active(nInit);
aCurrentItem.m_xCombo->connect_changed(aComboBoxSelectHandler);
aCurrentItem.m_xCombo->show();
}
else
{
aCurrentItem.m_xCheck->set_active(nValue > 0);
aCurrentItem.m_xCheck->set_label(aDefinition.getDescription());
aCurrentItem.m_xCheck->connect_toggled(aCheckBoxToggleHandler);
aCurrentItem.m_xCheck->show();
}
nRowHeight
= std::max<int>(nRowHeight, aCurrentItem.m_xContainer->get_preferred_size().Height());
i++;
}
return nRowHeight;
}
void FontFeaturesDialog::updateFontPreview()
{
vcl::Font rPreviewFont = m_aPreviewWindow.GetFont();
vcl::Font rPreviewFontCJK = m_aPreviewWindow.GetCJKFont();
vcl::Font rPreviewFontCTL = m_aPreviewWindow.GetCTLFont();
OUString sNewFontName = createFontNameWithFeatures();
rPreviewFont.SetFamilyName(sNewFontName);
rPreviewFontCJK.SetFamilyName(sNewFontName);
rPreviewFontCTL.SetFamilyName(sNewFontName);
m_aPreviewWindow.SetFont(rPreviewFont, rPreviewFontCJK, rPreviewFontCTL);
}
IMPL_LINK_NOARG(FontFeaturesDialog, CheckBoxToggledHdl, weld::Toggleable&, void)
{
updateFontPreview();
}
IMPL_LINK_NOARG(FontFeaturesDialog, ComboBoxSelectedHdl, weld::ComboBox&, void)
{
updateFontPreview();
}
OUString FontFeaturesDialog::createFontNameWithFeatures()
{
OUString sResultFontName;
OUStringBuffer sNameSuffix;
bool bFirst = true;
for (const FontFeatureItem& rItem : m_aFeatureItems)
{
if (rItem.m_xCheck->get_visible())
{
if (sal_uInt32(rItem.m_xCheck->get_active()) != rItem.m_nDefault)
{
if (!bFirst)
sNameSuffix.append(vcl::font::FeatureSeparator);
else
bFirst = false;
sNameSuffix.append(vcl::font::featureCodeAsString(rItem.m_aFeatureCode));
if (!rItem.m_xCheck->get_active())
sNameSuffix.append("=0");
}
}
else if (rItem.m_xCombo->get_visible() && rItem.m_xText->get_visible())
{
sal_Int32 nSelection = rItem.m_xCombo->get_active_id().toInt32();
if (nSelection != int(rItem.m_nDefault))
{
if (!bFirst)
sNameSuffix.append(vcl::font::FeatureSeparator);
else
bFirst = false;
sNameSuffix.append(vcl::font::featureCodeAsString(rItem.m_aFeatureCode));
sNameSuffix.append("=");
sNameSuffix.append(OUString::number(nSelection));
}
}
}
sResultFontName = vcl::font::trimFontNameFeatures(m_sFontName);
if (!sNameSuffix.isEmpty())
sResultFontName
+= OUStringChar(vcl::font::FeaturePrefix) + sNameSuffix.makeStringAndClear();
return sResultFontName;
}
short FontFeaturesDialog::run()
{
short nResult = GenericDialogController::run();
if (nResult == RET_OK)
{
m_sResultFontName = createFontNameWithFeatures();
}
return nResult;
}
} // end svx namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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