73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
#ifndef window_hh_INCLUDED
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#define window_hh_INCLUDED
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#include "display_buffer.hh"
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#include "highlighter_group.hh"
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#include "option_manager.hh"
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#include "safe_ptr.hh"
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#include "scope.hh"
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namespace Kakoune
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{
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// A Window is a view onto a Buffer
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class Window : public SafeCountable, public OptionManagerWatcher, public Scope
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{
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public:
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Window(Buffer& buffer);
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~Window();
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const CharCoord& position() const { return m_position; }
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void set_position(CharCoord position);
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const CharCoord& dimensions() const { return m_dimensions; }
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void set_dimensions(CharCoord dimensions);
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void center_line(LineCount buffer_line);
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void display_line_at(LineCount buffer_line, LineCount display_line);
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void scroll(LineCount offset);
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void scroll(CharCount offset);
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const DisplayBuffer& update_display_buffer(const Context& context);
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CharCoord display_position(ByteCoord coord) const;
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ByteCoord buffer_coord(CharCoord coord) const;
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Highlighter& highlighters() { return m_highlighters; }
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Buffer& buffer() const { return *m_buffer; }
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bool needs_redraw(const Context& context) const;
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void force_redraw() { m_hash = -1; }
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ByteCoord offset_coord(ByteCoord coord, CharCount offset);
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ByteCoordAndTarget offset_coord(ByteCoordAndTarget coord, LineCount offset);
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void clear_display_buffer();
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private:
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Window(const Window&) = delete;
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void on_option_changed(const Option& option) override;
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void scroll_to_keep_selection_visible_ifn(const Context& context);
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void run_hook_in_own_context(StringView hook_name, StringView param);
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size_t compute_hash(const Context& context) const;
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SafePtr<Buffer> m_buffer;
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CharCoord m_position;
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CharCoord m_dimensions;
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DisplayBuffer m_display_buffer;
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HighlighterGroup m_highlighters;
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HighlighterGroup m_builtin_highlighters;
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// hash used to determine if a redraw is necessary
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size_t m_hash = -1;
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};
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}
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#endif // window_hh_INCLUDED
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