1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
/* -*- 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 <sal/config.h>

#include "StylePresetsPanel.hxx"

#include <swtypes.hxx>
#include <cmdid.h>

#include <svl/intitem.hxx>
#include <svx/svxids.hrc>
#include <svx/dlgutil.hxx>
#include <svx/rulritem.hxx>

#include <sfx2/sidebar/ControlFactory.hxx>
#include <sfx2/dispatch.hxx>
#include <sfx2/bindings.hxx>
#include <sfx2/viewsh.hxx>
#include <sfx2/objsh.hxx>

#include <com/sun/star/frame/DocumentTemplates.hpp>

#include <sfx2/doctempl.hxx>

#include <shellio.hxx>
#include <docsh.hxx>

#include <comphelper/documentconstants.hxx>
#include <o3tl/make_unique.hxx>
#include <sfx2/docfile.hxx>

namespace sw { namespace sidebar {

namespace {

void renderPreview(sfx2::StyleManager* pStyleManager, OutputDevice& aOutputDevice,
                   OUString const & sName, sal_Int32 nHeight, tools::Rectangle const & aRect)
{
    SfxStyleSheetBase* pStyleSheet = pStyleManager->Search(sName, SfxStyleFamily::Para);

    if (pStyleSheet)
    {
        std::unique_ptr<sfx2::StylePreviewRenderer> pStylePreviewRenderer
            = pStyleManager->CreateStylePreviewRenderer(aOutputDevice, pStyleSheet, nHeight);
        pStylePreviewRenderer->recalculate();
        pStylePreviewRenderer->render(aRect, sfx2::StylePreviewRenderer::RenderAlign::TOP);
    }
}

BitmapEx GenerateStylePreview(SfxObjectShell& rSource, OUString const & aName)
{
    sfx2::StyleManager* pStyleManager = rSource.GetStyleManager();

    ScopedVclPtrInstance<VirtualDevice> pVirtualDev(*Application::GetDefaultDevice());

    float fScalingFactor = pVirtualDev->GetDPIScaleFactor();

    sal_Int32 nMargin = 6 * fScalingFactor;

    sal_Int32 nPreviewWidth = 144 * fScalingFactor;

    sal_Int32 nNameHeight = 16 * fScalingFactor;
    sal_Int32 nTitleHeight = 32 * fScalingFactor;
    sal_Int32 nHeadingHeight = 24 * fScalingFactor;
    sal_Int32 nTextBodyHeight = 16 * fScalingFactor;
    sal_Int32 nBottomMargin = 2 * fScalingFactor;

    sal_Int32 nNameFontSize = 12 * fScalingFactor;

    sal_Int32 nPreviewHeight = nNameHeight + nTitleHeight + nHeadingHeight + nTextBodyHeight + nBottomMargin;

    Size aSize(nPreviewWidth, nPreviewHeight);

    pVirtualDev->SetOutputSizePixel(aSize);

    pVirtualDev->SetLineColor(COL_LIGHTGRAY);
    pVirtualDev->SetFillColor();

    long y = 0;
    {
        pVirtualDev->SetFillColor(COL_LIGHTGRAY);
        tools::Rectangle aNameRect(0, y, nPreviewWidth, nNameHeight);
        pVirtualDev->DrawRect(aNameRect);

        vcl::Font aFont;
        aFont.SetFontSize(Size(0, nNameFontSize));

        pVirtualDev->SetFont(aFont);

        Size aTextSize(pVirtualDev->GetTextWidth(aName), pVirtualDev->GetTextHeight());

        Point aPoint((aNameRect.GetWidth()  / 2.0) - (aTextSize.Width()  / 2.0),
                     y + (aNameRect.GetHeight() / 2.0) - (aTextSize.Height() / 2.0));

        pVirtualDev->DrawText(aPoint, aName);

        y += nNameHeight;
    }

    {
        tools::Rectangle aRenderRect(Point(nMargin, y), aSize);
        renderPreview(pStyleManager, *pVirtualDev, "Title", nTitleHeight, aRenderRect);
        y += nTitleHeight;
    }

    {
        tools::Rectangle aRenderRect(Point(nMargin, y), aSize);
        renderPreview(pStyleManager, *pVirtualDev, "Heading 1", nHeadingHeight, aRenderRect);
        y += nHeadingHeight;
    }
    {
        tools::Rectangle aRenderRect(Point(nMargin, y), aSize);
        renderPreview(pStyleManager, *pVirtualDev, "Text Body", nTextBodyHeight, aRenderRect);
    }

    return pVirtualDev->GetBitmapEx(Point(), aSize);
}

BitmapEx CreatePreview(OUString const & aUrl, OUString const & aName)
{
    SfxMedium aMedium(aUrl, StreamMode::STD_READWRITE);
    SfxObjectShell* pObjectShell = SfxObjectShell::Current();
    SfxObjectShellLock xTemplDoc = SfxObjectShell::CreateObjectByFactoryName(pObjectShell->GetFactory().GetFactoryName(), SfxObjectCreateMode::ORGANIZER);
    xTemplDoc->DoInitNew();
    if (xTemplDoc->LoadFrom(aMedium))
    {
        return GenerateStylePreview(*xTemplDoc, aName);
    }
    return BitmapEx();
}

}

VclPtr<vcl::Window> StylePresetsPanel::Create (vcl::Window* pParent,
                                        const css::uno::Reference<css::frame::XFrame>& rxFrame)
{
    if (pParent == nullptr)
        throw css::lang::IllegalArgumentException("no parent Window given to StylePresetsPanel::Create", nullptr, 0);
    if (!rxFrame.is())
        throw css::lang::IllegalArgumentException("no XFrame given to StylePresetsPanel::Create", nullptr, 1);

    return VclPtr<StylePresetsPanel>::Create(pParent, rxFrame);
}

StylePresetsPanel::StylePresetsPanel(vcl::Window* pParent,
                               const css::uno::Reference<css::frame::XFrame>& rxFrame)
    : PanelLayout(pParent, "StylePresetsPanel", "modules/swriter/ui/sidebarstylepresets.ui", rxFrame)
{
    get(mpValueSet, "valueset");

    mpValueSet->SetColCount(2);

    mpValueSet->SetDoubleClickHdl(LINK(this, StylePresetsPanel, DoubleClickHdl));

    RefreshList();
}

void StylePresetsPanel::RefreshList()
{
    SfxDocumentTemplates aTemplates;
    sal_uInt16 nCount = aTemplates.GetRegionCount();
    for (sal_uInt16 i = 0; i < nCount; ++i)
    {
        OUString aRegionName(aTemplates.GetFullRegionName(i));
        if (aRegionName == "Styles")
        {
            for (sal_uInt16 j = 0; j < aTemplates.GetCount(i); ++j)
            {
                OUString aName = aTemplates.GetName(i,j);
                OUString aURL = aTemplates.GetPath(i,j);
                BitmapEx aPreview = CreatePreview(aURL, aName);
                mpValueSet->InsertItem(j, Image(aPreview), aName);
                maTemplateEntries.push_back(o3tl::make_unique<TemplateEntry>(aURL));
                mpValueSet->SetItemData(j, maTemplateEntries.back().get());
            }
        }
    }
}

StylePresetsPanel::~StylePresetsPanel()
{
    disposeOnce();
}

void StylePresetsPanel::dispose()
{
    mpValueSet.disposeAndClear();

    PanelLayout::dispose();
}

IMPL_LINK_NOARG(StylePresetsPanel, DoubleClickHdl, ValueSet*, void)<--- syntax error
{
    sal_Int32 nItemId = mpValueSet->GetSelectedItemId();
    TemplateEntry* pEntry = static_cast<TemplateEntry*>(mpValueSet->GetItemData(nItemId));

    SwDocShell* pDocSh = static_cast<SwDocShell*>(SfxObjectShell::Current());
    if (pDocSh)
    {
        SwgReaderOption aOption;
        aOption.SetTextFormats(true);
        aOption.SetNumRules(true);
        pDocSh->LoadStylesFromFile(pEntry->maURL, aOption, false);
    }
}

void StylePresetsPanel::NotifyItemUpdate(const sal_uInt16 /*nSId*/,
                                         const SfxItemState /*eState*/,
                                         const SfxPoolItem* /*pState*/,
                                         const bool /*bIsEnabled*/)
{
}

}} // end of namespace ::sw::sidebar

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */