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Diffstat (limited to 'plugingui/layout.h')
| -rw-r--r-- | plugingui/layout.h | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/plugingui/layout.h b/plugingui/layout.h deleted file mode 100644 index 210c86e..0000000 --- a/plugingui/layout.h +++ /dev/null @@ -1,195 +0,0 @@ -/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/*************************************************************************** - * layout.h - * - * Sat Mar 21 15:12:36 CET 2015 - * Copyright 2015 Bent Bisballe Nyeng - * deva@aasimon.org - ****************************************************************************/ - -/* - * This file is part of DrumGizmo. - * - * DrumGizmo is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 3 of the License, or - * (at your option) any later version. - * - * DrumGizmo is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with DrumGizmo; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ -#pragma once - -#include <cstdlib> -#include <list> -#include <unordered_map> - -#include <notifier.h> - -namespace GUI -{ - -class Layout; - -class LayoutItem -{ -public: - LayoutItem(); - virtual ~LayoutItem(); - - void setLayoutParent(Layout* parent); - - virtual void resize(std::size_t width, std::size_t height) = 0; - virtual void move(int x, int y) = 0; - virtual int x() const = 0; - virtual int y() const = 0; - virtual std::size_t width() const = 0; - virtual std::size_t height() const = 0; - -private: - Layout* parent; -}; - -//! \brief Abtract Layout class. -class Layout : public Listener -{ -public: - Layout(LayoutItem* parent); - virtual ~Layout() - { - } - - virtual void addItem(LayoutItem* item); - virtual void removeItem(LayoutItem* item); - - //! \brief Reimplement this method to create a new Layout rule. - virtual void layout() = 0; - -protected: - void sizeChanged(int width, int height); - - LayoutItem* parent; - typedef std::list<LayoutItem*> LayoutItemList; - LayoutItemList items; -}; - -//! \brief Abstract box layout -class BoxLayout : public Layout -{ -public: - BoxLayout(LayoutItem* parent); - - //! \brief Set to false to only move the items, not scale them. - void setResizeChildren(bool resize_children); - - void setSpacing(size_t spacing); - - // From Layout: - virtual void layout() override = 0; - -protected: - bool resizeChildren{false}; - size_t spacing{0}; -}; - -enum class HAlignment -{ - left, - center, - right, -}; - -//! \brief A Layout that lays out its elements vertically. -class VBoxLayout : public BoxLayout -{ -public: - VBoxLayout(LayoutItem* parent); - - void setHAlignment(HAlignment alignment); - - // From BoxLayout: - virtual void layout() override; - -protected: - HAlignment align; -}; - -enum class VAlignment -{ - top, - center, - bottom, -}; - -//! \brief A Layout that lays out its elements vertically. -class HBoxLayout : public BoxLayout -{ -public: - HBoxLayout(LayoutItem* parent); - - void setVAlignment(VAlignment alignment); - - // From BoxLayout: - virtual void layout() override; - -protected: - VAlignment align; -}; - -//! \brief A Layout class which places the items in a regular grid. An item can -//! span multiple rows/columns. -class GridLayout : public BoxLayout -{ -public: - // The range is open, i.e. end is one past the last one. - struct GridRange - { - int column_begin; - int column_end; - int row_begin; - int row_end; - }; - - GridLayout(LayoutItem* parent, std::size_t number_of_columns, - std::size_t number_of_rows); - - virtual ~GridLayout() - { - } - - // From Layout: - virtual void removeItem(LayoutItem* item); - virtual void layout(); - - void setPosition(LayoutItem* item, GridRange const& range); - - int lastUsedRow(int column) const; - int lastUsedColumn(int row) const; - -protected: - std::size_t number_of_columns; - std::size_t number_of_rows; - - // Note: Yes, this is somewhat redundant to the LayoutItemList of the Layout - // class. However, this was the best idea I had such that I could still - // derive from Layout. If you find this ugly, feel free to fix it. - std::unordered_map<LayoutItem*, GridRange> grid_ranges; - -private: - struct CellSize { - std::size_t width; - std::size_t height; - }; - - CellSize calculateCellSize() const; - void moveAndResize( - LayoutItem& item, GridRange const& range, CellSize cell_size) const; -}; - -} // GUI:: |