text::PluginViewImpl Class Reference

Implement all interfaces of view object. If view object provider does not want to support optional interface, it may remove the interface from parent class list. More...

#include <view_impl.h>

Inheritance diagram for text::PluginViewImpl:

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Collaboration diagram for text::PluginViewImpl:

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Public Member Functions
	PluginViewImpl (PluginDocImpl *doc)
	~PluginViewImpl (void)
TextView &	get_text_view ()
TextController *	get_text_controller ()
IPluginUnknown *	get_bounding_rectangles_from_range_impl (const Position &page_start_pos, const PluginRange *range)
	Get bounding rectangles given by specified range.
PluginStatus	get_anchor_from_coordinates_impl (const Position &page_start_pos, const int x, const int y, UDSString *anchor)
	Get anchor given by specified coordinates.

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Detailed Description

Implement all interfaces of view object. If view object provider does not want to support optional interface, it may remove the interface from parent class list.

Definition at line 47 of file plaintext/plugin_impl/view_impl.h.

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Constructor & Destructor Documentation

text::PluginViewImpl::PluginViewImpl

(

PluginDocImpl *

doc

)

[explicit]

Definition at line 37 of file plaintext/plugin_impl/view_impl.cpp.

References IPluginEventBroadcaster::add_event_receiver, utils::ObjectTable< T >::add_interface(), utils::Signal< A1, A2, A3, A4, A5 >::add_slot(), IPluginRender::create_render_settings, IPluginView::get_anchor_by_page, IPluginView::get_cover_page, IPluginFont::get_font_family, IPluginFont::get_font_size, IPluginView::get_next_page, IPluginView::get_number_of_pages, IPluginRender::get_original_size, IPluginRender::get_page_content_area, IPluginView::get_page_name, IPluginView::get_page_number, IPluginView::get_physical_page_start, IPluginView::get_prev_page, IPluginView::get_rendered_page_start, text::TextView::pagination_end_signal, text::TextView::pagination_start_signal, _IPluginUnknown::query_interface, _IPluginUnknown::release, IPluginEventBroadcaster::remove_event_receiver, IPluginRender::render, text::TextView::render_done_signal, IPluginViewSettings::set_color_depth, IPluginViewSettings::set_display_size, IPluginViewSettings::set_DPI, IPluginFont::set_font_family, IPluginFont::set_font_size, and IPluginRender::set_memory_limit.

: document(doc)
, view(&document->get_model())
, controller(&document->get_model(), &view)
{
    assert(document);

    // IPluginUnknown
    query_interface = query_interface_impl;
    release         = release_impl;

    // IPluginView
    get_page_number         = get_page_number_impl;
    get_page_name           = get_page_name_impl;
    get_number_of_pages     = get_number_of_pages_impl;
    get_anchor_by_page      = get_anchor_by_page_impl;
    get_prev_page           = get_prev_page_impl;
    get_next_page           = get_next_page_impl;
    get_rendered_page_start = get_rendered_page_start_impl;
    get_physical_page_start = get_physical_page_start_impl;
    get_cover_page          = get_cover_page_impl;

    // IPluginViewSettings
    set_display_size    = set_display_size_impl;
    set_DPI             = set_DPI_impl;
    set_color_depth     = set_color_depth_impl;

    // IPluginRender
    render                  = render_impl;
    create_render_settings  = create_render_settings_impl;
    set_memory_limit        = set_memory_limit_impl;
    get_original_size       = get_original_size_impl;
    get_page_content_area   = get_page_content_area_impl;

    // IPluginFont
    get_font_size   = get_font_size_impl;
    set_font_size   = set_font_size_impl;
    get_font_family = get_font_family_impl;
    set_font_family = set_font_family_impl;

    // IPluginEventBroadcaster
    add_event_receiver      = add_event_receiver_impl;
    remove_event_receiver   = remove_event_receiver_impl;

    g_instances_table.add_interface<IPluginUnknown>(this);
    g_instances_table.add_interface<IPluginView>(this);
    g_instances_table.add_interface<IPluginViewSettings>(this);
    g_instances_table.add_interface<IPluginRender>(this);
    g_instances_table.add_interface<IPluginEventBroadcaster>(this);
    g_instances_table.add_interface<IPluginFont>(this);

    // Initialize signals.
    view.render_done_signal.add_slot(this,
        &PluginViewImpl::on_render_done);
    view.pagination_start_signal.add_slot(this,
        &PluginViewImpl::on_pagination_start);
    view.pagination_end_signal.add_slot(this,
        &PluginViewImpl::on_pagination_done);
}

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text::PluginViewImpl::~PluginViewImpl

(

void

)

Definition at line 97 of file plaintext/plugin_impl/view_impl.cpp.

References utils::ObjectTable< T >::remove().

{
    g_instances_table.remove(this);
}

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Member Function Documentation

PluginStatus text::PluginViewImpl::get_anchor_from_coordinates_impl	(	const Position &	page_start_pos,
		const int	x,
		const int	y,
		UDSString *	anchor
	)

Get anchor given by specified coordinates.

Parameters:

	page_start_pos	The start position of the page.
	x	The x coordinate.
	y	The y coordinate.
	anchor	The output (result) anchor.

Returns:

The operation status code.

Definition at line 466 of file plaintext/plugin_impl/view_impl.cpp.

References _UDSString::assign, text::TextView::map_view_pos_to_doc_pos(), PLUGIN_FAIL, PLUGIN_OK, text::Position::to_string(), text::ViewPosition::x, and text::ViewPosition::y.

{
    Position doc_pos;

    ViewPosition view_pos;
    view_pos.x = x;
    view_pos.y = y;

    if (!view.map_view_pos_to_doc_pos(page_start_pos, view_pos, doc_pos))
    {
        return PLUGIN_FAIL;
    }

    anchor->assign(anchor, doc_pos.to_string().c_str());
    return PLUGIN_OK;
}

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IPluginUnknown * text::PluginViewImpl::get_bounding_rectangles_from_range_impl	(	const Position &	page_start_pos,
		const PluginRange *	range
	)

Get bounding rectangles given by specified range.

Parameters:

	page_start_pos	The start position of the page.
	range	Identify a range.

Definition at line 486 of file plaintext/plugin_impl/view_impl.cpp.

References text::PluginCollectionImpl::create(), PluginRange::end_anchor, text::TextView::get_bounding_rectangles(), _UDSString::get_buffer, PluginRange::start_anchor, and text::PluginCollectionImpl::take_data_ref().

{
    std::vector<Rect> rects;
    Range range_internal(Position(range->start_anchor->get_buffer(range->start_anchor)),
                         Position(range->end_anchor->get_buffer(range->end_anchor)));
    view.get_bounding_rectangles(page_start_pos, rects, range_internal);

    PluginCollectionImpl *coll_p = new PluginCollectionImpl();
    coll_p->create<Rect>();
    std::vector<Rect>& data = coll_p->take_data_ref<Rect>();
    data.swap(rects);

    return coll_p;
}

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TextController* text::PluginViewImpl::get_text_controller

(

)

[inline]

Definition at line 61 of file plaintext/plugin_impl/view_impl.h.

{return &controller;}

TextView& text::PluginViewImpl::get_text_view

(

)

[inline]

Definition at line 60 of file plaintext/plugin_impl/view_impl.h.

{ return view; }

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The documentation for this class was generated from the following files:

• plaintext/plugin_impl/view_impl.h
• plaintext/plugin_impl/view_impl.cpp