summaryrefslogtreecommitdiff
path: root/starmath/inc/view.hxx
blob: 41e28a44c3df6d8e0fadfc6bf304903107799633 (plain)
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
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
/* -*- 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/.
 *
 * 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 .
 */

#pragma once

#include <sal/config.h>
#include <rtl/ref.hxx>
#include <sfx2/docinsert.hxx>
#include <sfx2/dockwin.hxx>
#include <sfx2/viewsh.hxx>
#include <sfx2/ctrlitem.hxx>
#include <sfx2/shell.hxx>
#include <sfx2/viewfrm.hxx>
#include <vcl/InterimItemWindow.hxx>
#include <vcl/timer.hxx>
#include "document.hxx"
#include "edit.hxx"

class SmViewShell;
class SmPrintUIOptions;
class SmGraphicAccessible;
class SmGraphicWidget;

class SmGraphicWindow final : public InterimItemWindow
{
private:
    Point aPixOffset; // offset to virtual window (pixel)
    Size aTotPixSz; // total size of virtual window (pixel)
    tools::Long nLinePixH; // size of a line/column (pixel)
    tools::Long nColumnPixW;
    sal_uInt16 nZoom;

    std::unique_ptr<weld::ScrolledWindow> mxScrolledWindow;
    std::unique_ptr<SmGraphicWidget> mxGraphic;
    std::unique_ptr<weld::CustomWeld> mxGraphicWin;

    DECL_LINK(ScrollHdl, weld::ScrolledWindow&, void);

public:
    explicit SmGraphicWindow(SmViewShell& rShell);
    virtual void dispose() override;
    virtual ~SmGraphicWindow() override;

    virtual bool IsStarMath() const override { return true; }

    void SetTotalSize(const Size& rNewSize);
    Size GetTotalSize() const;

    void SetZoom(sal_uInt16 Factor);
    sal_uInt16 GetZoom() const { return nZoom; }

    void ZoomToFitInWindow();

    virtual void Resize() override;
    void ShowContextMenu(const CommandEvent& rCEvt);

    void SetGraphicMapMode(const MapMode& rNewMapMode);
    MapMode GetGraphicMapMode() const;

    SmGraphicWidget& GetGraphicWidget()
    {
        return *mxGraphic;
    }

    const SmGraphicWidget& GetGraphicWidget() const
    {
        return *mxGraphic;
    }
};

class SmGraphicWidget final : public weld::CustomWidgetController
{
public:
    bool IsCursorVisible() const
    {
        return bIsCursorVisible;
    }
    void ShowCursor(bool bShow);
    bool IsLineVisible() const
    {
        return bIsLineVisible;
    }
    void ShowLine(bool bShow);
    const SmNode * SetCursorPos(sal_uInt16 nRow, sal_uInt16 nCol);

    explicit SmGraphicWidget(SmViewShell& rShell, SmGraphicWindow& rGraphicWindow);
    virtual ~SmGraphicWidget() override;

    // CustomWidgetController
    virtual void SetDrawingArea(weld::DrawingArea* pDrawingArea) override;
    virtual bool MouseButtonDown(const MouseEvent &rMEvt) override;
    virtual bool MouseMove(const MouseEvent &rMEvt) override;
    virtual void GetFocus() override;
    virtual void LoseFocus() override;
    virtual bool KeyInput(const KeyEvent& rKEvt) override;

    void SetTotalSize();

    SmViewShell& GetView() { return mrViewShell; }
    SmDocShell* GetDoc();
    SmCursor& GetCursor();

    const Point& GetFormulaDrawPos() const
    {
        return aFormulaDrawPos;
    }

    // for Accessibility
    virtual css::uno::Reference<css::accessibility::XAccessible> CreateAccessible() override;

    SmGraphicAccessible* GetAccessible_Impl()
    {
        return mxAccessible.get();
    }

    OutputDevice& GetOutputDevice()
    {
        assert(GetDrawingArea());
        return GetDrawingArea()->get_ref_device();
    }

private:
    void SetIsCursorVisible(bool bVis);
    void SetCursor(const SmNode *pNode);
    void SetCursor(const tools::Rectangle &rRect);

    virtual void Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&) override;
    virtual bool Command(const CommandEvent& rCEvt) override;

    void RepaintViewShellDoc();
    DECL_LINK(CaretBlinkTimerHdl, Timer *, void);
    void CaretBlinkInit();
    void CaretBlinkStart();
    void CaretBlinkStop();

    SmGraphicWindow& mrGraphicWindow;

    Point aFormulaDrawPos;
    // old style editing pieces
    tools::Rectangle aCursorRect;
    bool bIsCursorVisible;
    bool bIsLineVisible;
    AutoTimer aCaretBlinkTimer;
    rtl::Reference<SmGraphicAccessible> mxAccessible;
    SmViewShell& mrViewShell;
    double mfLastZoomScale = 0;
    double mfAccumulatedZoom = 0;
};

class SmGraphicController final : public SfxControllerItem
{
    SmGraphicWidget &rGraphic;
public:
    SmGraphicController(SmGraphicWidget &, sal_uInt16, SfxBindings & );
    virtual void StateChangedAtToolBoxControl(sal_uInt16             nSID,
                              SfxItemState       eState,
                              const SfxPoolItem* pState) override;
};

class SmEditController final : public SfxControllerItem
{
    SmEditWindow &rEdit;

public:
    SmEditController(SmEditWindow &, sal_uInt16, SfxBindings  & );

    virtual void StateChangedAtToolBoxControl(sal_uInt16 nSID, SfxItemState eState, const SfxPoolItem* pState) override;
};

class SmCmdBoxWindow final : public SfxDockingWindow
{
    std::unique_ptr<SmEditWindow, o3tl::default_delete<SmEditWindow>> m_xEdit;
    SmEditController    aController;
    bool                bExiting;

    Timer               aInitialFocusTimer;

    DECL_LINK(InitialFocusTimerHdl, Timer *, void);

    virtual Size CalcDockingSize(SfxChildAlignment eAlign) override;
    virtual SfxChildAlignment CheckAlignment(SfxChildAlignment eActual,
                                             SfxChildAlignment eWish) override;

    virtual void    ToggleFloatingMode() override;

public:
    SmCmdBoxWindow(SfxBindings    *pBindings,
                   SfxChildWindow *pChildWindow,
                   Window         *pParent);

    virtual ~SmCmdBoxWindow () override;
    virtual void dispose() override;

    // Window
    virtual void GetFocus() override;
    virtual void StateChanged( StateChangedType nStateChange ) override;
    virtual void Command(const CommandEvent& rCEvt) override;

    Point WidgetToWindowPos(const weld::Widget& rWidget, const Point& rPos);

    void ShowContextMenu(const Point& rPos);

    void AdjustPosition();

    SmEditWindow& GetEditWindow()
    {
        return *m_xEdit;
    }
    SmViewShell* GetView();
};

class SmCmdBoxWrapper final : public SfxChildWindow
{
    SFX_DECL_CHILDWINDOW_WITHID(SmCmdBoxWrapper);

    SmCmdBoxWrapper(vcl::Window* pParentWindow, sal_uInt16 nId, SfxBindings* pBindings, SfxChildWinInfo* pInfo);

public:

    SmEditWindow& GetEditWindow()
    {
        return static_cast<SmCmdBoxWindow *>(GetWindow())->GetEditWindow();
    }
};

namespace sfx2 { class FileDialogHelper; }

class SmViewShell final : public SfxViewShell
{
    std::unique_ptr<sfx2::DocumentInserter> mpDocInserter;
    std::unique_ptr<SfxRequest> mpRequest;
    VclPtr<SmGraphicWindow> mxGraphicWindow;
    SmGraphicController maGraphicController;
    OUString maStatusText;
    bool mbPasteState;
    /** Used to determine whether insertions using SID_INSERTSPECIAL and SID_INSERTCOMMANDTEXT
     * should be inserted into SmEditWindow or directly into the SmDocShell as done if the
     * visual editor was last to have focus.
     */
    bool mbInsertIntoEditWindow;

    DECL_LINK( DialogClosedHdl, sfx2::FileDialogHelper*, void );
    virtual void            Notify( SfxBroadcaster& rBC, const SfxHint& rHint ) override;

    static Size GetTextLineSize(OutputDevice const & rDevice,
                         const OUString& rLine);
    static Size GetTextSize(OutputDevice const & rDevice,
                     std::u16string_view rText,
                     tools::Long          MaxWidth);
    static void DrawTextLine(OutputDevice& rDevice,
                      const Point&  rPosition,
                      const OUString& rLine);
    static void DrawText(OutputDevice& rDevice,
                  const Point&  rPosition,
                  std::u16string_view rText,
                  sal_uInt16        MaxWidth);

    virtual SfxPrinter *GetPrinter(bool bCreate = false) override;
    virtual sal_uInt16 SetPrinter(SfxPrinter *pNewPrinter,
                              SfxPrinterChangeFlags nDiffFlags = SFX_PRINTER_ALL) override;

    void Insert( SfxMedium& rMedium );
    void InsertFrom(SfxMedium &rMedium);

    virtual bool HasPrintOptionsPage() const override;
    virtual std::unique_ptr<SfxTabPage> CreatePrintOptionsPage(weld::Container* pPage, weld::DialogController* pController,
                                                               const SfxItemSet &rOptions) override;
    virtual void Deactivate(bool IsMDIActivate) override;
    virtual void Activate(bool IsMDIActivate) override;
    virtual void InnerResizePixel(const Point &rOfs, const Size  &rSize, bool inplaceEditModeChange) override;
    virtual void OuterResizePixel(const Point &rOfs, const Size  &rSize) override;
    virtual void QueryObjAreaPixel( tools::Rectangle& rRect ) const override;
    virtual void SetZoomFactor( const Fraction &rX, const Fraction &rY ) override;
    virtual std::optional<OString> getLOKPayload(int nType, int nViewId) const override;

public:

    SmViewShell(SfxViewFrame *pFrame, SfxViewShell *pOldSh);
    virtual ~SmViewShell() override;

    SmDocShell * GetDoc() const
    {
        return static_cast<SmDocShell *>( GetViewFrame()->GetObjectShell() );
    }

    SmEditWindow * GetEditWindow();

    SmGraphicWidget& GetGraphicWidget()
    {
        return mxGraphicWindow->GetGraphicWidget();
    }
    const SmGraphicWidget& GetGraphicWidget() const
    {
        return mxGraphicWindow->GetGraphicWidget();
    }

    SmGraphicWindow& GetGraphicWindow()
    {
        return *mxGraphicWindow;
    }

    void        SetStatusText(const OUString& rText);

    void        ShowError( const SmErrorDesc *pErrorDesc );
    void        NextError();
    void        PrevError();

    SFX_DECL_INTERFACE(SFX_INTERFACE_SMA_START+SfxInterfaceId(2))
    SFX_DECL_VIEWFACTORY(SmViewShell);

    void SendCaretToLOK() const;

private:
    /// SfxInterface initializer.
    static void InitInterface_Impl();

public:
    void Execute( SfxRequest& rReq );
    void GetState(SfxItemSet &);

    void Impl_Print( OutputDevice &rOutDev, const SmPrintUIOptions &rPrintUIOptions,
            tools::Rectangle aOutRect );

    /** Set bInsertIntoEditWindow so we know where to insert
     *
     * This method is called whenever SmGraphicWidget or SmEditWindow gets focus,
     * so that when text is inserted from catalog or elsewhere we know whether to
     * insert for the visual editor, or the text editor.
     */
    void SetInsertIntoEditWindow(bool bEditWindowHadFocusLast){
        mbInsertIntoEditWindow = bEditWindowHadFocusLast;
    }
    static bool IsInlineEditEnabled();

private:
    void ZoomByItemSet(const SfxItemSet *pSet);
};

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