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[LibreOffice.git] / include / oox / vml / vmlshape.hxx

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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 .
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#ifndef INCLUDED_OOX_VML_VMLSHAPE_HXX
#define INCLUDED_OOX_VML_VMLSHAPE_HXX

#include <memory>
#include <vector>

#include <com/sun/star/awt/Point.hpp>
#include <com/sun/star/uno/Reference.hxx>
#include <oox/dllapi.h>
#include <oox/helper/helper.hxx>
#include <oox/vml/vmlformatting.hxx>
#include <rtl/ustring.hxx>
#include <sal/types.h>

namespace com { namespace sun { namespace star {
    namespace awt { struct Rectangle; }
    namespace drawing { class XShape; }
    namespace drawing { class XShapes; }
} } }

namespace oox {
namespace vml {

class Drawing;
struct ShapeParentAnchor;
class ShapeContainer;
class TextBox;

const sal_Int32 VML_CLIENTDATA_UNCHECKED        = 0;
const sal_Int32 VML_CLIENTDATA_CHECKED          = 1;
const sal_Int32 VML_CLIENTDATA_MIXED            = 2;

const sal_Int32 VML_CLIENTDATA_TEXT             = 0;
const sal_Int32 VML_CLIENTDATA_INTEGER          = 1;
const sal_Int32 VML_CLIENTDATA_NUMBER           = 2;
const sal_Int32 VML_CLIENTDATA_REFERENCE        = 3;
const sal_Int32 VML_CLIENTDATA_FORMULA          = 4;


/** The shape model structure contains all properties shared by all types of shapes. */
struct OOX_DLLPUBLIC ShapeTypeModel
{
    OUString     maShapeId;              ///< Unique identifier of the shape.
    OUString     maLegacyId;             ///< Plaintext identifier of the shape.
    OUString     maShapeName;            ///< Name of the shape, if present.
    OptValue< sal_Int32 > moShapeType;          ///< Builtin shape type identifier.

    OptValue< Int32Pair > moCoordPos;           ///< Top-left position of coordinate system for children scaling.
    OptValue< Int32Pair > moCoordSize;          ///< Size of coordinate system for children scaling.
    OUString     maPosition;             ///< Position type of the shape.
    OUString     maZIndex;                ///< ZIndex of the shape
    OUString     maLeft;                 ///< X position of the shape bounding box (number with unit).
    OUString     maTop;                  ///< Y position of the shape bounding box (number with unit).
    OUString     maWidth;                ///< Width of the shape bounding box (number with unit).
    OUString     maHeight;               ///< Height of the shape bounding box (number with unit).
    OUString     maMarginLeft;           ///< X position of the shape bounding box to shape anchor (number with unit).
    OUString     maMarginTop;            ///< Y position of the shape bounding box to shape anchor (number with unit).
    OUString     maPositionHorizontalRelative; ///< The X position is relative to this.
    OUString     maPositionVerticalRelative; ///< The Y position is relative to this.
    OUString     maPositionHorizontal;   ///< The X position orientation (default: absolute).
    OUString     maPositionVertical;     ///< The Y position orientation.
    OUString     maWidthPercent;         ///< The width in percents of the WidthRelative
    OUString     maHeightPercent;        ///< The height in percents of the HeightRelative
    OUString     maWidthRelative;        ///< To what the width is relative
    OUString     maHeightRelative;       ///< To what the height is relative
    OUString     maRotation;             ///< Rotation of the shape, in degrees.
    OUString     maFlip;                 ///< Flip type of the shape (can be "x" or "y").
    bool         mbAutoHeight;           ///< If true, the height value is a minimum value (mostly used for textboxes)
    bool         mbVisible;              ///< Visible or Hidden
    OUString     maWrapStyle;            ///< Wrapping mode for text.
    OUString     maArcsize;              ///< round rectangles arc size
    OUString     maEditAs;               ///< Edit As type (e.g. "canvas" etc)

    StrokeModel         maStrokeModel;          ///< Border line formatting.
    FillModel           maFillModel;            ///< Shape fill formatting.
    ShadowModel         maShadowModel;          ///< Shape shadow formatting.
    TextpathModel       maTextpathModel;        ///< Shape textpath formatting.

    OptValue< OUString > moGraphicPath;  ///< Path to a graphic for this shape.
    OptValue< OUString > moGraphicTitle; ///< Title of the graphic.
    OptValue< OUString > moWrapAnchorX;  ///< The base object from which our horizontal positioning should be calculated.
    OptValue< OUString > moWrapAnchorY;  ///< The base object from which our vertical positioning should be calculated.
    OptValue< ::rtl::OUString > moWrapType;     ///< How to wrap the text around the object
    OptValue< ::rtl::OUString > moWrapSide;     ///< On which side to wrap the text around the object
    OUString maVTextAnchor; ///< How the text inside the shape is anchored vertically.
    OUString maWrapDistanceLeft;         ///< Distance from the left side of the shape to the text that wraps around it.
    OUString maWrapDistanceRight;        ///< Distance from the right side of the shape to the text that wraps around it.
    OUString maWrapDistanceTop;          ///< Distance from the top of the shape to the text that wraps around it.
    OUString maWrapDistanceBottom;       ///< Distance from the bottom of the shape to the text that wraps around it.
    OptValue<OUString> moCropBottom; ///< Specifies the how much to crop the image from the bottom up as a fraction of picture size.
    OptValue<OUString> moCropLeft; ///< Specifies how much to crop the image from the left in as a fraction of picture size.
    OptValue<OUString> moCropRight; ///< Specifies how much to crop the image from the right in as a fraction of picture size.
    OptValue<OUString> moCropTop; ///< Specifies how much to crop the image from the top down as a fraction of picture size.
    OUString maLayoutFlowAlt; ///< Specifies the alternate layout flow for text in textboxes.

    explicit            ShapeTypeModel();

    void                assignUsed( const ShapeTypeModel& rSource );
};


/** A shape template contains all formatting properties of shapes and can serve
    as templates for several shapes in a drawing. */
class ShapeType
{
public:
    explicit            ShapeType( Drawing& rDrawing );
    virtual             ~ShapeType();

    /** Returns read/write access to the shape template model structure. */
    ShapeTypeModel& getTypeModel() { return maTypeModel; }
    /** Returns read access to the shape template model structure. */
    const ShapeTypeModel& getTypeModel() const { return maTypeModel; }

    /** Returns the shape identifier (which is unique through the containing drawing). */
    const OUString& getShapeId() const { return maTypeModel.maShapeId; }
    /** Returns the application defined shape type. */
    sal_Int32           getShapeType() const;
    /** Returns the fragment path to the embedded graphic used by this shape. */
    OUString     getGraphicPath() const;

    const Drawing& getDrawing() const { return mrDrawing; }

protected:
    /** Returns the coordinate system of this shape. */
    css::awt::Rectangle getCoordSystem() const;
    /** Returns the absolute shape rectangle according to the passed anchor. */
    css::awt::Rectangle getRectangle( const ShapeParentAnchor* pParentAnchor ) const;
    /** Returns the absolute shape rectangle. */
    virtual css::awt::Rectangle getAbsRectangle() const;
    /** Returns the rectangle relative to the parent coordinate system. */
    virtual css::awt::Rectangle getRelRectangle() const;

protected:
    Drawing&            mrDrawing;          ///< The VML drawing page that contains this shape.
    ShapeTypeModel      maTypeModel;        ///< The model structure containing shape type data.
};


/** Excel specific shape client data (such as cell anchor). */
struct ClientData
{
    OUString     maAnchor;           ///< Cell anchor as comma-separated string.
    OUString     maFmlaMacro;        ///< Link to macro associated to the control.
    OUString     maFmlaPict;         ///< Target cell range of picture links.
    OUString     maFmlaLink;         ///< Link to value cell associated to the control.
    OUString     maFmlaRange;        ///< Link to cell range used as data source for the control.
    OUString     maFmlaGroup;        ///< Link to value cell associated to a group of option buttons.
    sal_Int32           mnObjType;          ///< Type of the shape.
    sal_Int32           mnTextHAlign;       ///< Horizontal text alignment.
    sal_Int32           mnTextVAlign;       ///< Vertical text alignment.
    sal_Int32           mnCol;              ///< Column index for spreadsheet cell note.
    sal_Int32           mnRow;              ///< Row index for spreadsheet cell note.
    sal_Int32           mnChecked;          ///< State for checkboxes and option buttons.
    sal_Int32           mnDropStyle;        ///< Drop down box style (read-only or editable).
    sal_Int32           mnDropLines;        ///< Number of lines in drop down box.
    sal_Int32           mnVal;              ///< Current value of spin buttons and scroll bars.
    sal_Int32           mnMin;              ///< Minimum value of spin buttons and scroll bars.
    sal_Int32           mnMax;              ///< Maximum value of spin buttons and scroll bars.
    sal_Int32           mnInc;              ///< Small increment of spin buttons and scroll bars.
    sal_Int32           mnPage;             ///< Large increment of spin buttons and scroll bars.
    sal_Int32           mnSelType;          ///< Listbox selection type.
    sal_Int32           mnVTEdit;           ///< Data type of the textbox.
    bool                mbPrintObject;      ///< True = print the object.
    bool                mbVisible;          ///< True = cell note is visible.
    bool                mbDde;              ///< True = object is linked through DDE.
    bool                mbNo3D;             ///< True = flat style, false = 3D style.
    bool                mbNo3D2;            ///< True = flat style, false = 3D style (listboxes and dropdowns).
    bool                mbMultiLine;        ///< True = textbox allows line breaks.
    bool                mbVScroll;          ///< True = textbox has a vertical scrollbar.
    bool                mbSecretEdit;       ///< True = textbox is a password edit field.

    explicit            ClientData();
};


struct ShapeModel
{
    typedef ::std::vector< css::awt::Point >   PointVector;

    OUString     maType;             ///< Shape template with default properties.
    PointVector         maPoints;           ///< Points for the polyline shape.
    std::unique_ptr<TextBox>          mxTextBox;          ///< Text contents and properties.
    std::unique_ptr<ClientData>       mxClientData;       ///< Excel specific client data.
    OUString     maLegacyDiagramPath;///< Legacy Diagram Fragment Path
    OUString     maFrom;             ///< Start point for line shape.
    OUString     maTo;               ///< End point for line shape.
    OUString     maControl1;         ///< Bezier control point 1
    OUString     maControl2;         ///< Bezier control point 2
    OUString     maVmlPath;          ///< VML path for this shape

    explicit            ShapeModel();
                        ~ShapeModel();

    /** Creates and returns a new shape textbox structure. */
    TextBox&            createTextBox(ShapeTypeModel& rModel);
    /** Creates and returns a new shape client data structure. */
    ClientData&         createClientData();
};


/** A shape object that is part of a drawing. May inherit properties from a
    shape template. */
class OOX_DLLPUBLIC ShapeBase : public ShapeType
{
public:
    /** Returns read/write access to the shape model structure. */
    ShapeModel&  getShapeModel() { return maShapeModel; }
    /** Returns read access to the shape model structure. */
    const ShapeModel& getShapeModel() const { return maShapeModel; }

    /** Returns read access to the shape textbox. */
    const TextBox* getTextBox() const { return maShapeModel.mxTextBox.get(); }
    /** Returns read access to the shape client data structure. */
    const ClientData* getClientData() const { return maShapeModel.mxClientData.get(); }

    /** Final processing after import of the drawing fragment. */
    virtual void        finalizeFragmentImport();

    /** Returns the real shape name if existing, or a generated shape name. */
    OUString     getShapeName() const;

    /** Returns the shape template with the passed identifier from the child shapes. */
    virtual const ShapeType* getChildTypeById( const OUString& rShapeId ) const;
    /** Returns the shape with the passed identifier from the child shapes. */
    virtual const ShapeBase* getChildById( const OUString& rShapeId ) const;

    /** Creates the corresponding XShape and inserts it into the passed container. */
    css::uno::Reference< css::drawing::XShape >
                        convertAndInsert(
                            const css::uno::Reference< css::drawing::XShapes >& rxShapes,
                            const ShapeParentAnchor* pParentAnchor = nullptr ) const;

    /** Converts position and formatting into the passed existing XShape. */
    void                convertFormatting(
                            const css::uno::Reference< css::drawing::XShape >& rxShape ) const;

protected:
    explicit            ShapeBase( Drawing& rDrawing );

    /** Derived classes create the corresponding XShape and insert it into the passed container. */
    virtual css::uno::Reference< css::drawing::XShape >
                        implConvertAndInsert(
                            const css::uno::Reference< css::drawing::XShapes >& rxShapes,
                            const css::awt::Rectangle& rShapeRect ) const = 0;

    /** Calculates the final shape rectangle according to the passed anchor,
        if present, otherwise according to the own anchor settings. */
    css::awt::Rectangle calcShapeRectangle(
                            const ShapeParentAnchor* pParentAnchor ) const;

    /** Converts common shape properties such as formatting attributes. */
    void                convertShapeProperties(
                            const css::uno::Reference< css::drawing::XShape >& rxShape ) const;

protected:
    ShapeModel          maShapeModel;       ///< The model structure containing shape data.
};


/** A simple shape object based on a specific UNO shape service. */
class SimpleShape : public ShapeBase
{
public:
    explicit            SimpleShape( Drawing& rDrawing, const OUString& rService );

    void setService( const OUString& aService ) { maService = aService; }

protected:
    /** Creates the corresponding XShape and inserts it into the passed container. */
    virtual css::uno::Reference< css::drawing::XShape >
                        implConvertAndInsert(
                            const css::uno::Reference< css::drawing::XShapes >& rxShapes,
                            const css::awt::Rectangle& rShapeRect ) const override;
    /** Used by both RectangleShape and ComplexShape. */
    css::uno::Reference<css::drawing::XShape>createPictureObject(
            const css::uno::Reference< css::drawing::XShapes >& rxShapes,
            const css::awt::Rectangle& rShapeRect, OUString& rGraphicPath ) const;

private:
    OUString     maService;          ///< Name of the UNO shape service.
};


/** A rectangular shape object. */
class RectangleShape : public SimpleShape
{
public:
    explicit            RectangleShape( Drawing& rDrawing );
protected:
    /** Creates the corresponding XShape and inserts it into the passed container. */
    virtual css::uno::Reference<css::drawing::XShape>
                        implConvertAndInsert(
                            const css::uno::Reference<css::drawing::XShapes>& rxShapes,
                            const css::awt::Rectangle& rShapeRect) const override;
};


/** An oval shape object. */
class EllipseShape : public SimpleShape
{
public:
    explicit            EllipseShape( Drawing& rDrawing );
};


/** A polygon shape object. */
class PolyLineShape : public SimpleShape
{
public:
    explicit            PolyLineShape( Drawing& rDrawing );

protected:
    /** Creates the corresponding XShape and inserts it into the passed container. */
    virtual css::uno::Reference< css::drawing::XShape >
                        implConvertAndInsert(
                            const css::uno::Reference< css::drawing::XShapes >& rxShapes,
                            const css::awt::Rectangle& rShapeRect ) const override;
};

/** A Line shape object. */
class LineShape : public SimpleShape
{
public:
    explicit            LineShape( Drawing& rDrawing );

protected:
    /** Returns the absolute shape rectangle. */
    virtual css::awt::Rectangle getAbsRectangle() const override;
    /** Returns the rectangle relative to the parent coordinate system. */
    virtual css::awt::Rectangle getRelRectangle() const override;
};

/** Bezier shape object that supports to, from, control1 and control2
    attribute or path attribute specification */
class BezierShape : public SimpleShape
{
public:
    explicit             BezierShape( Drawing& rDrawing );

protected:
    /** Creates the corresponding XShape and inserts it into the passed container. */
    virtual css::uno::Reference< css::drawing::XShape >
                        implConvertAndInsert(
                            const css::uno::Reference< css::drawing::XShapes >& rxShapes,
                            const css::awt::Rectangle& rShapeRect ) const override;
};


/** A shape object with custom geometry. */
class CustomShape : public SimpleShape
{
public:
    explicit            CustomShape( Drawing& rDrawing );

protected:
    /** Creates the corresponding XShape and inserts it into the passed container. */
    virtual css::uno::Reference< css::drawing::XShape >
                        implConvertAndInsert(
                            const css::uno::Reference< css::drawing::XShapes >& rxShapes,
                            const css::awt::Rectangle& rShapeRect ) const override;
};


/** A complex shape object. This can be a picture shape, a custom shape, an OLE
    object, or an ActiveX form control. */
class ComplexShape : public CustomShape
{
public:
    explicit            ComplexShape( Drawing& rDrawing );

protected:
    /** Creates the corresponding XShape and inserts it into the passed container. */
    virtual css::uno::Reference< css::drawing::XShape >
                        implConvertAndInsert(
                            const css::uno::Reference< css::drawing::XShapes >& rxShapes,
                            const css::awt::Rectangle& rShapeRect ) const override;
};


/** A group shape that extends the basic shape by a container of child shapes. */
class GroupShape : public ShapeBase
{
public:
    explicit            GroupShape( Drawing& rDrawing );
    virtual             ~GroupShape() override;

    /** Returns read/write access to the container of child shapes and templates. */
    ShapeContainer& getChildren() { return *mxChildren; }
    /** Returns read access to the container of child shapes and templates. */
    const ShapeContainer& getChildren() const { return *mxChildren; }

    /** Final processing after import of the drawing fragment. */
    virtual void        finalizeFragmentImport() override;

    /** Returns the shape template with the passed identifier from the child shapes. */
    virtual const ShapeType* getChildTypeById( const OUString& rShapeId ) const override;
    /** Returns the shape with the passed identifier from the child shapes. */
    virtual const ShapeBase* getChildById( const OUString& rShapeId ) const override;

protected:
    /** Creates the corresponding XShape and inserts it into the passed container. */
    virtual css::uno::Reference< css::drawing::XShape >
                        implConvertAndInsert(
                            const css::uno::Reference< css::drawing::XShapes >& rxShapes,
                            const css::awt::Rectangle& rShapeRect ) const override;

private:
    std::unique_ptr<ShapeContainer>   mxChildren;         ///< Shapes and templates that are part of this group.
};


} // namespace vml
} // namespace oox

#endif

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