Introduced a new class Viewport which combines the drawing code from Engine

with the (rather misplaced) input handling from the Gui class. Also, it's a
Container itself which should allow for extending it to show Guichan widgets on
map coordinates.

1 files changed, 145 insertions, 0 deletions

diff --git a/src/gui/viewport.h b/src/gui/viewport.h
new file mode 100644
index 00000000..df78b1da
--- /dev/null
+++ b/src/gui/viewport.h
@@ -0,0 +1,145 @@
+/*
+ *  The Mana World
+ *  Copyright 2004 The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  The Mana World is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  The Mana World 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with The Mana World; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ *  $Id$
+ */
+
+#ifndef _TMW_VIEWPORT_H_
+#define _TMW_VIEWPORT_H_
+
+#include <guichan/mouselistener.hpp>
+
+#include "windowcontainer.h"
+
+#include "../configlistener.h"
+
+class Map;
+class Being;
+class FloorItem;
+class Item;
+class PopupMenu;
+
+/**
+ * The viewport on the map. Displays the current map and handles mouse input
+ * and the popup menu.
+ *
+ * TODO: This class is planned to be extended to allow floating widgets on top
+ * of it such as NPC messages, which are positioned using map pixel
+ * coordinates.
+ */
+class Viewport : public WindowContainer, public gcn::MouseListener,
+    public ConfigListener
+{
+    public:
+        /**
+         * Constructor.
+         */
+        Viewport();
+
+        /**
+         * Destructor.
+         */
+        ~Viewport();
+
+        /**
+         * Sets the map displayed by the viewport.
+         */
+        void
+        setMap(Map *map);
+
+        /**
+         * Draws the viewport.
+         */
+        void
+        draw(gcn::Graphics *graphics);
+
+        /**
+         * Implements player to keep following mouse.
+         */
+        void
+        logic();
+
+        /**
+         * Toggles whether the path debug graphics are shown
+         */
+        void toggleDebugPath() { mShowDebugPath = !mShowDebugPath; }
+
+        /**
+         * Handles mouse press on map.
+         */
+        void
+        mousePress(int mx, int my, int button);
+
+        /**
+         * Handles mouse move on map
+         */
+        void
+        mouseMotion(int mx, int my);
+
+        /**
+         * Handles mouse button release on map.
+         */
+        void
+        mouseRelease(int mx, int my, int button);
+
+        /**
+         * Shows a popup for an item.
+         * TODO Find some way to get rid of Item here
+         */
+        void showPopup(int x, int y, Item *item);
+
+        /**
+         * A relevant config option changed.
+         */
+        void
+        optionChanged(const std::string &name);
+
+    private:
+        /**
+         * Shows a popup for a floor item.
+         * TODO Find some way to get rid of FloorItem here
+         */
+        void showPopup(int x, int y, FloorItem *floorItem);
+
+        /**
+         * Shows a popup for a being.
+         * TODO Find some way to get rid of Being here
+         */
+        void showPopup(int x, int y, Being *being);
+
+
+        Map *mMap;                 /**< The current map. */
+
+        int mScrollRadius;
+        int mScrollLaziness;
+        float mViewX;              /**< Current viewpoint in pixels. */
+        float mViewY;              /**< Current viewpoint in pixels. */
+        int mCameraX;
+        int mCameraY;
+        bool mShowDebugPath;       /**< Show a path from player to pointer. */
+
+        bool mPlayerFollowMouse;
+        int mWalkTime;
+
+        PopupMenu *mPopupMenu;     /**< Popup menu. */
+        bool mPopupActive;
+};
+
+#endif