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121 lines
3.9 KiB
C++
121 lines
3.9 KiB
C++
/*
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* maphandler.h, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#pragma once
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//code is copied from vcmiclient/mapHandler.h with minimal changes
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#include "../lib/int3.h"
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#include "Animation.h"
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#include <QImage>
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#include <QPixmap>
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#include <QRect>
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VCMI_LIB_NAMESPACE_BEGIN
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class CGObjectInstance;
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class CGHeroInstance;
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class CGBoat;
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class CMap;
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class PlayerColor;
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VCMI_LIB_NAMESPACE_END
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struct ObjectRect
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{
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const CGObjectInstance * obj;
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QRect rect;
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ObjectRect(const CGObjectInstance * obj_, QRect rect_);
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~ObjectRect();
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};
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using TileObjects = std::vector<ObjectRect>; //pointers to objects being on this tile with rects to be easier to blit this tile on screen
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class MapHandler
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{
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public:
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struct BitmapHolder
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{
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std::shared_ptr<QImage> objBitmap; // main object bitmap
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std::shared_ptr<QImage> flagBitmap; // flag bitmap for the object (probably only for heroes and boats with heroes)
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BitmapHolder(std::shared_ptr<QImage> objBitmap_ = nullptr, std::shared_ptr<QImage> flagBitmap_ = nullptr)
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: objBitmap(objBitmap_),
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flagBitmap(flagBitmap_)
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{}
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};
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private:
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int index(int x, int y, int z) const;
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int index(const int3 &) const;
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std::shared_ptr<QImage> findFlagBitmapInternal(std::shared_ptr<Animation> animation, int anim, int group, ui8 dir, bool moving) const;
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std::shared_ptr<QImage> findFlagBitmap(const CGHeroInstance * obj, int anim, const PlayerColor color, int group) const;
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BitmapHolder findObjectBitmap(const CGObjectInstance * obj, int anim, int group = 0) const;
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//FIXME: unique_ptr should be enough, but fails to compile in MSVS 2013
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typedef std::map<std::string, std::shared_ptr<Animation>> TFlippedAnimations; //[type, rotation]
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typedef std::map<std::string, std::vector<std::shared_ptr<QImage>>> TFlippedCache;//[type, view type, rotation]
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TFlippedAnimations terrainAnimations;//[terrain type, rotation]
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TFlippedCache terrainImages;//[terrain type, view type, rotation]
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TFlippedAnimations roadAnimations;//[road type, rotation]
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TFlippedCache roadImages;//[road type, view type, rotation]
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TFlippedAnimations riverAnimations;//[river type, rotation]
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TFlippedCache riverImages;//[river type, view type, rotation]
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std::vector<TileObjects> tileObjects; //information about map tiles
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std::map<const CGObjectInstance *, std::set<int3>> tilesCache; //set of tiles belonging to object
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const CMap * map = nullptr;
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void initObjectRects();
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void initTerrainGraphics();
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QRgb getTileColor(int x, int y, int z);
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std::shared_ptr<QImage> getObjectImage(const CGObjectInstance * obj);
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public:
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MapHandler();
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~MapHandler() = default;
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void reset(const CMap * Map);
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void drawTerrainTile(QPainter & painter, int x, int y, int z);
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/// draws a river segment on current tile
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void drawRiver(QPainter & painter, int x, int y, int z);
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/// draws a road segment on current tile
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void drawRoad(QPainter & painter, int x, int y, int z);
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std::set<int3> invalidate(const CGObjectInstance *); //invalidates object rects
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void invalidateObjects(); //invalidates all objects on the map
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const std::set<int3> & getTilesUnderObject(const CGObjectInstance *) const;
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//get objects at position
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std::vector<ObjectRect> & getObjects(const int3 & tile);
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std::vector<ObjectRect> & getObjects(int x, int y, int z);
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//returns set of tiles to draw
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std::set<int3> removeObject(const CGObjectInstance * object);
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std::set<int3> addObject(const CGObjectInstance * object);
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/// draws all objects on current tile (higher-level logic, unlike other draw*** methods)
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void drawObjects(QPainter & painter, int x, int y, int z, const std::set<const CGObjectInstance *> & locked);
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void drawObjectAt(QPainter & painter, const CGObjectInstance * object, int x, int y);
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void drawMinimapTile(QPainter & painter, int x, int y, int z);
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static bool compareObjectBlitOrder(const CGObjectInstance * a, const CGObjectInstance * b);
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};
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