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+/*
+ * The ManaPlus Client
+ * Copyright (C) 2004-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ * Copyright (C) 2011-2015 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program 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.
+ *
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef DYETOOL_GUI_VIEWPORT_H
+#define DYETOOL_GUI_VIEWPORT_H
+
+#include "position.h"
+
+#include "enums/simpletypes/beingid.h"
+
+#include "gui/widgets/windowcontainer.h"
+
+#include "listeners/mouselistener.h"
+
+class ActorSprite;
+class Being;
+class FloorItem;
+class Graphics;
+class Map;
+class MapItem;
+
+/** Delay between two mouse calls when dragging mouse and move the player */
+const int walkingMouseDelay = 500;
+
+/**
+ * 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 final : public WindowContainer,
+ public MouseListener,
+ public ConfigListener
+{
+ public:
+ /**
+ * Constructor.
+ */
+ Viewport();
+
+ A_DELETE_COPY(Viewport)
+
+ /**
+ * Destructor.
+ */
+ ~Viewport();
+
+ /**
+ * Sets the map displayed by the viewport.
+ */
+ void setMap(Map *const map);
+
+ /**
+ * Draws the viewport.
+ */
+ void draw(Graphics *graphics) override final A_NONNULL(2);
+
+ void safeDraw(Graphics *graphics) override final A_NONNULL(2);
+
+ /**
+ * Implements player to keep following mouse.
+ */
+ void logic() override final;
+
+ /**
+ * Toggles whether the path debug graphics are shown. normal,
+ * debug with all images and grid, debug with out big images
+ * and with out grid.
+ */
+ void toggleMapDrawType();
+
+ void toggleCameraMode();
+
+ /**
+ * Handles mouse press on map.
+ */
+ void mousePressed(MouseEvent &event) override final;
+
+ /**
+ * Handles mouse move on map
+ */
+ void mouseDragged(MouseEvent &event) override final;
+
+ /**
+ * Handles mouse button release on map.
+ */
+ void mouseReleased(MouseEvent &event) override final;
+
+ /**
+ * Handles mouse move on map.
+ */
+ void mouseMoved(MouseEvent &event) override final;
+
+ /**
+ * A relevant config option changed.
+ */
+ void optionChanged(const std::string &name) override final;
+
+ /**
+ * Returns camera x offset in pixels.
+ */
+ int getCameraX() const A_WARN_UNUSED
+ { return mPixelViewX; }
+
+ /**
+ * Returns camera y offset in pixels.
+ */
+ int getCameraY() const A_WARN_UNUSED
+ { return mPixelViewY; }
+
+ /**
+ * Changes viewpoint by relative pixel coordinates.
+ */
+ void scrollBy(const int x, const int y)
+ { mPixelViewX += x; mPixelViewY += y; }
+
+ /**
+ * Clear all hover item\being etc
+ */
+ void cleanHoverItems();
+
+ Map *getMap() const A_WARN_UNUSED
+ { return mMap; }
+
+ void moveCamera(const int dx, const int dy);
+
+ int getCameraRelativeX() const A_WARN_UNUSED
+ { return mCameraRelativeX; }
+
+ int getCameraRelativeY() const A_WARN_UNUSED
+ { return mCameraRelativeY; }
+
+ void setCameraRelativeX(const int n)
+ { mCameraRelativeX = n; }
+
+ void setCameraRelativeY(const int n)
+ { mCameraRelativeY = n; }
+
+ int mMouseX; /**< Current mouse position in pixels. */
+ int mMouseY; /**< Current mouse position in pixels. */
+
+ private:
+ /**
+ * Finds a path from the player to the mouse, and draws it. This is for
+ * debug purposes.
+ */
+ void drawDebugPath(Graphics *const graphics) A_NONNULL(2);
+
+ /**
+ * Draws the given path.
+ */
+ void drawPath(Graphics *const graphics,
+ const Path &path,
+ const Color &color = Color(255, 0, 0))
+ const A_NONNULL(2);
+
+ bool leftMouseAction();
+
+ bool openContextMenu(const MouseEvent &event);
+
+ void walkByMouse(const MouseEvent &event);
+
+ /**
+ * Make the player go to the mouse position.
+ */
+ void followMouse();
+
+ Map *mMap; /**< The current map. */
+
+ Being *mHoverBeing; /**< Being mouse is currently over. */
+ FloorItem *mHoverItem; /**< FloorItem mouse is currently over. */
+ MapItem *mHoverSign; /**< Map sign mouse is currently over. */
+
+ int mScrollRadius;
+ int mScrollLaziness;
+ int mScrollCenterOffsetX;
+ int mScrollCenterOffsetY;
+ int mMousePressX;
+ int mMousePressY;
+ int mPixelViewX; /**< Current viewpoint in pixels. */
+ int mPixelViewY; /**< Current viewpoint in pixels. */
+
+ int mLocalWalkTime; /**< Timestamp before the next walk can be sent. */
+
+ int mCameraRelativeX;
+ int mCameraRelativeY;
+
+ bool mShowBeingPopup;
+ bool mSelfMouseHeal;
+ bool mEnableLazyScrolling;
+ bool mMouseDirectionMove;
+ bool mLongMouseClick;
+ bool mMouseClicked;
+ bool mPlayerFollowMouse;
+};
+
+extern Viewport *viewport; /**< The viewport. */
+
+#endif // DYETOOL_GUI_VIEWPORT_H