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continued insertion testing, not sure i like this method

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This commit is contained in:
Josh Holtrop 2016-10-08 16:59:11 -04:00
parent 08dd616bef
commit 4d5e3dc0ea
3 changed files with 37 additions and 0 deletions
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29
src/core/PieceTable.cc
View File

@ -382,11 +382,40 @@ void PieceTable::begin_insert(const Cursor & cursor, bool before)
change->links[1][1][1] = piece->next;
apply_change(change, 1u);
m_insert_before_piece = new_piece_1;
}
m_inserting_piece = nullptr;
}
void PieceTable::insert_code_point(uint32_t code_point)
{
if (m_inserting_piece == nullptr)
{
m_inserting_piece = add_piece();
m_inserting_piece->start = &m_append_buffer[m_append_buffer_index];
m_inserting_piece->length = 0u;
m_inserting_piece->flags = 0u;
m_inserting_piece->prev = m_insert_before_piece;
m_inserting_piece->next = m_insert_before_piece->next;
Change * change = add_change();
change->links[0][0][0] = m_insert_before_piece;
change->links[0][0][1] = m_insert_before_piece->next;
change->links[0][1][0] = nullptr;
change->links[0][1][1] = nullptr;
change->links[1][0][0] = m_insert_before_piece;
change->links[1][0][1] = m_inserting_piece;
change->links[1][1][0] = m_inserting_piece;
change->links[1][1][1] = m_insert_before_piece->next;
apply_change(change, 1u);
}
uint8_t bytes = Encoding::encode(code_point, encoding, &m_append_buffer[m_append_buffer_index]);
m_inserting_piece->length += bytes;
m_append_buffer_index += bytes;
}
void PieceTable::end_insert()

1
src/core/PieceTable.h
View File

@ -188,6 +188,7 @@ protected:
PagedBuffer<Change> m_changes;
uint32_t m_changes_index;
Piece * m_insert_before_piece;
Piece * m_inserting_piece;
std::list<std::shared_ptr<Cursor>> m_cursors;
};

7
src/gui/Window.cc
View File

@ -277,6 +277,13 @@ void Window::handle_key(uint32_t scancode, uint32_t mod)
case SDL_SCANCODE_I:
m_buffer->piece_table->begin_insert(*m_cursor, true);
break;
case SDL_SCANCODE_O:
m_buffer->piece_table->insert_code_point('*');
redraw();
break;
case SDL_SCANCODE_A:
m_buffer->piece_table->begin_insert(*m_cursor, false);
break;
}
}