Files
Cocos2d-Lua-Community/cocos/2d/CCTMXLayer.cpp
2023-08-10 10:31:02 +08:00

899 lines
30 KiB
C++

/****************************************************************************
Copyright (c) 2008-2010 Ricardo Quesada
Copyright (c) 2010-2012 cocos2d-x.org
Copyright (c) 2011 Zynga Inc.
Copyright (c) 2013-2016 Chukong Technologies Inc.
Copyright (c) 2020-2023 cocos2d-lua.org
http://www.cocos2d-x.org
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "2d/CCTMXLayer.h"
#include "2d/CCTMXTiledMap.h"
#include "2d/CCTMXXMLParser.h"
#include "2d/CCSprite.h"
#include "2d/CCLabel.h"
#include "base/CCDirector.h"
#include "renderer/CCTextureCache.h"
//#include "renderer/backend/Program.h"
#include "base/ccUTF8.h" // For StringUtils::format
NS_CC_BEGIN
TileAnimationData::TileAnimationData()
:leftTime(0.0)
,frameIndex(0)
{}
TileAnimationData::~TileAnimationData()
{}
TMXLayer * TMXLayer::create(TMXLayerInfo *layerInfo, TMXTiledMap *tileMap)
{
TMXLayer *ret = new (std::nothrow) TMXLayer();
if (ret->initWithLayerInfo(layerInfo, tileMap))
{
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}
TMXLayer * TMXLayer::create(TMXImageLayerInfo *layerInfo, TMXTiledMap *tileMap)
{
TMXLayer *ret = new (std::nothrow) TMXLayer();
if (ret->initWithLayerInfo(layerInfo, tileMap))
{
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}
TMXLayer * TMXLayer::create(TMXGroupInfo *layerInfo, TMXTiledMap *tileMap)
{
TMXLayer *ret = new (std::nothrow) TMXLayer();
if (ret->initWithLayerInfo(layerInfo, tileMap))
{
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}
TMXLayer * TMXLayer::create(TMXObjectGroup *layerInfo, TMXTiledMap *tileMap)
{
TMXLayer *ret = new (std::nothrow) TMXLayer();
if (ret->initWithLayerInfo(layerInfo, tileMap))
{
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}
bool TMXLayer::initWithLayerInfo(TMXLayerInfo *layerInfo, TMXTiledMap *tileMap)
{
_layerType = TMX_LAYER_TILE;
_layerName = layerInfo->_name;
_layerSize = layerInfo->_layerSize;
_tiles = layerInfo->_tiles;
// tell the layerinfo to release the ownership of the tiles map.
layerInfo->_ownTiles = false;
_opacity = layerInfo->_opacity;
setProperties(layerInfo->getProperties());
return initCommon(layerInfo->_offset, tileMap);
}
bool TMXLayer::initWithLayerInfo(TMXImageLayerInfo *layerInfo, TMXTiledMap *tileMap)
{
_layerType = TMX_LAYER_IMAGE;
_layerName = layerInfo->_name;
_layerSize = tileMap->getMapSize();
_tiles = nullptr;
_opacity = layerInfo->_opacity;
setProperties(layerInfo->getProperties());
initCommon(layerInfo->_offset, tileMap);
// after setContentSize create sprite of image layer
Sprite * sp = Sprite::create(layerInfo->_sourceImage);
sp->setOpacity(_opacity);
sp->setAnchorPoint(Vec2(0, 1));
sp->setPositionY(getContentSize().height);
addChild(sp);
return true;
}
bool TMXLayer::initWithLayerInfo(TMXGroupInfo *layerInfo, TMXTiledMap *tileMap)
{
_layerType = TMX_LAYER_GROUP;
_layerName = layerInfo->_name;
_layerSize = tileMap->getMapSize();
_tiles = nullptr;
_opacity = layerInfo->_opacity;
setProperties(layerInfo->getProperties());
return initCommon(layerInfo->_offset, tileMap);
}
bool TMXLayer::initWithLayerInfo(TMXObjectGroup *layerInfo, TMXTiledMap *tileMap)
{
_layerType = TMX_LAYER_OBJECT_GROUP;
_layerName = layerInfo->getGroupName();
_layerSize = tileMap->getMapSize();
_tiles = nullptr;
_opacity = layerInfo->getOpacity();
setProperties(layerInfo->getProperties());
initCommon((Vec2 &)layerInfo->getPositionOffset(), tileMap);
// init gid objects
Vec2 pos(0, 0);// fake a tile pos, make tile api happy
for (auto& obj : layerInfo->getObjects())
{
pos.x += 1;
ValueMap& dict = obj.asValueMap();
// convert object pos to cocos2d-x pos, then write back
Vec2 objPos(dict["x"].asFloat(), dict["y"].asFloat());
Vec2 xPos = getPositionForObject(objPos);
dict["x"] = xPos.x;
dict["y"] = xPos.y;
// convert object size to cocos2d-x size, then write back
Size objSize(0, 0);
if (dict.find("width") != dict.end()) {
objSize.width = dict["width"].asFloat();
objSize.height = dict["height"].asFloat();
objSize = CC_SIZE_PIXELS_TO_POINTS(objSize);
dict["width"] = objSize.width;
dict["height"] = objSize.height;
}
std::string objectType = dict["objectType"].asString();
// draw image object
if ("tile" == objectType) {
int gid = dict["gid"].asUnsignedInt();
int id = dict["id"].asInt();
Sprite *tile = createTileSprite(id, gid);
setupTileAnimation(tile, pos, gid, id);
tile->setTag(id);
tile->setUserData((void *)&dict); //for sort
// fix size
Size textureSize = tile->getContentSize();
float scaleX = objSize.width / textureSize.width;
float scaleY = objSize.height / textureSize.height;
tile->setScaleX(scaleX);
tile->setScaleY(scaleY);
// fix rotation
if (dict.find("rotation") != dict.end()) {
tile->setRotation(dict["rotation"].asFloat());
}
// fix AnchorPoint, set position
if (TMXOrientationIso == _layerOrientation) {
tile->setAnchorPoint(Vec2(0.5, 0));
}
tile->setPosition(xPos);
tile->setVisible(dict["visible"].asBool());
} else if ("text" == objectType) {
std::string text = dict["text"].asString();
std::string font = "sans-serif";
if (dict.find("fontfamily") != dict.end()) {
font = dict["fontfamily"].asString();
}
float fontSize = 16.0f;
if (dict.find("pixelsize") != dict.end()) {
fontSize = dict["pixelsize"].asFloat();
}
fontSize /= CC_CONTENT_SCALE_FACTOR();
TextHAlignment hAlignment = TextHAlignment::LEFT;
if (dict.find("halign") != dict.end()) {
std::string v = dict["halign"].asString();
if (v == "center") {
hAlignment = TextHAlignment::CENTER;
} else if (v == "right") {
hAlignment = TextHAlignment::RIGHT;
}
}
TextVAlignment vAlignment = TextVAlignment::TOP;
if (dict.find("valign") != dict.end()) {
std::string v = dict["valign"].asString();
if (v == "center") {
vAlignment = TextVAlignment::CENTER;
} else if (v == "bottom") {
vAlignment = TextVAlignment::BOTTOM;
}
}
int r = 0, g = 0, b = 0;
if (dict.find("color") != dict.end()) {
std::string v = dict["color"].asString();
if (v.length() == 7) { // #ffffff
sscanf(v.c_str(), "#%02x%02x%02x", &r, &g, &b);
}
}
Color3B color(r, g, b);
float rotation = 0;
if (dict.find("rotation") != dict.end()) {
rotation = dict["rotation"].asFloat();
}
Label *label = Label::createWithSystemFont(text, font, fontSize, objSize, hAlignment, vAlignment);
addChild(label);
label->setPosition(xPos);
label->setAnchorPoint(Vec2(0, 1));
label->setColor(color);
label->setRotation(rotation);
label->setVisible(dict["visible"].asBool());
label->setTag(dict["id"].asUnsignedInt());
label->setUserData((void *)&dict); // for sort
} else if ("rectangle" == objectType || "ellipse" == objectType) {
if (TMXOrientationIso == _layerOrientation) {
// It's a prism in cocos2d-x, need convert to polygon.
Vec2 zero = getPositionForObject(Vec2(0, 0));
Vec2 p2 = getPositionForObject(Vec2(objSize.width, 0));
Vec2 p3 = getPositionForObject(Vec2(objSize.width, objSize.height));
Vec2 p4 = getPositionForObject(Vec2(0, objSize.height));
ValueVector pointsArray;
pointsArray.reserve(4);
ValueMap pd1;
pd1["x"] = 0.0f;
pd1["y"] = 0.0f;
pointsArray.push_back(Value(pd1));
ValueMap pd2;
pd2["x"] = p2.x - zero.x;
pd2["y"] = p2.y - zero.y;
pointsArray.push_back(Value(pd2));
ValueMap pd3;
pd3["x"] = p3.x - zero.x;
pd3["y"] = p3.y - zero.y;
pointsArray.push_back(Value(pd3));
ValueMap pd4;
pd4["x"] = p4.x - zero.x;
pd4["y"] = p4.y - zero.y;
pointsArray.push_back(Value(pd4));
dict["points"] = Value(pointsArray);
dict["objectType"] = "polygon";
} else {
dict["y"] = xPos.y - objSize.height; // fix y for other _layerOrientation
}
} else if ("polygon" == objectType) {
// fix point position
ValueVector &pointsArray = dict["points"].asValueVector();
Vec2 zero = getPositionForObject(Vec2(0, 0));
for (auto& p : pointsArray) {
ValueMap &a = p.asValueMap();
Vec2 newP = getPositionForObject(Vec2(a["x"].asFloat(), a["y"].asFloat()));
a["x"] = newP.x - zero.x;
a["y"] = newP.y - zero.y;
}
} else if ("polyline" == objectType) {
// fix point position
ValueVector &pointsArray = dict["polylinePoints"].asValueVector();
Vec2 zero = getPositionForObject(Vec2(0, 0));
for (auto& p : pointsArray) {
ValueMap &a = p.asValueMap();
Vec2 newP = getPositionForObject(Vec2(a["x"].asFloat(), a["y"].asFloat()));
a["x"] = newP.x - zero.x;
a["y"] = newP.y - zero.y;
}
}
}
// sort children
_reorderChildDirty = false;
std::stable_sort(std::begin(_children), std::end(_children), [](Node *a, Node *b) {
ValueMap *dicta = (ValueMap *)a->getUserData();
ValueMap *dictb = (ValueMap *)b->getUserData();
float ax = dicta->at("x").asFloat();
float ay = dicta->at("y").asFloat();
float bx = dictb->at("x").asFloat();
float by = dictb->at("y").asFloat();
if (ay == by) {
if (ax == bx) {
return dicta->at("id").asUnsignedInt() < dictb->at("id").asUnsignedInt();
}
return ax < bx;
}
return ay > by;
});
// unref
for(const auto &sp : _children) {
sp->setUserData(nullptr);
}
return true;
}
bool TMXLayer::initCommon(Vec2 &layerOffset, TMXTiledMap *tileMap)
{
_contentScaleFactor = Director::getInstance()->getContentScaleFactor();
// mapInfo
_tileMap = tileMap;
_mapTileSize = tileMap->getTileSize();
_layerOrientation = tileMap->getMapOrientation();
_staggerAxis = tileMap->getStaggerAxis();
_staggerIndex = tileMap->getStaggerIndex();
_renderOrder = tileMap->getRenderOrder();
_hexSideLength = tileMap->getHexSideLength();
// offset (after layer orientation is set);
Vec2 offset = calculateLayerOffset(layerOffset);
setPosition(offset);
float width = 0;
float height = 0;
switch (_layerOrientation) {
case TMXOrientationOrtho:
case TMXOrientationIso:
width = _layerSize.width * _mapTileSize.width;
height = _layerSize.height * _mapTileSize.height;
break;
case TMXOrientationHex:
if (_staggerAxis == TMXStaggerAxis_X) {
width = (_mapTileSize.width + _hexSideLength) * ((int)(_layerSize.width / 2)) + _mapTileSize.width * ((int)_layerSize.width % 2);
height = (_layerSize.height + 0.5) * _mapTileSize.height;
} else {
width = (_layerSize.width + 0.5) * _mapTileSize.width;
height = (_mapTileSize.height + _hexSideLength) * ((int)(_layerSize.height / 2)) + _mapTileSize.height * ((int)_layerSize.height % 2);
}
break;
case TMXOrientationStaggered:
width = (_layerSize.width + 0.5) * _mapTileSize.width;
height = (_layerSize.height + 1) * _mapTileSize.height / 2.0f;
break;
}
setContentSize(CC_SIZE_PIXELS_TO_POINTS(Size(width, height)));
return true;
}
TMXLayer::TMXLayer()
:_layerName("")
,_opacity(0)
,_contentScaleFactor(1.0f)
,_layerSize(Size::ZERO)
,_mapTileSize(Size::ZERO)
,_tiles(nullptr)
,_layerOrientation(TMXOrientationOrtho)
,_staggerAxis(TMXStaggerAxis_Y)
,_staggerIndex(TMXStaggerIndex_Even)
,_renderOrder(TMXRenderOrder_RightDown)
,_hexSideLength(0)
,_tileMap(nullptr)
,_layerType(TMX_LAYER_UNDEFINED)
{}
TMXLayer::~TMXLayer()
{
CC_SAFE_FREE(_tiles);
for(auto it = _tilesAniData.begin(); it != _tilesAniData.end(); ++it) {
delete it->second;
}
}
// TMXLayer - setup Tiles
void TMXLayer::setupTiles()
{
CCASSERT(_layerType == TMX_LAYER_TILE, "TMXLayer: invalid layer type");
for (int y = 0; y < _layerSize.height; y++) {
for (int x = 0; x < _layerSize.width; x++) {
Vec2 pos(x, y);
int index = getIndex(pos);
int gid = _tiles[index]; // Only support little endian stored gid
if (gid != 0) {
Sprite *tile = createTileSprite(index, gid);
setupTileAnimation(tile, pos, gid, index);
}
}
}
}
// TMXLayer - Properties
Value TMXLayer::getProperty(const std::string& propertyName) const
{
if (_properties.find(propertyName) != _properties.end())
return _properties.at(propertyName);
return Value();
}
Sprite *TMXLayer::createTileSprite(int index, uint32_t gid)
{
TMXTilesetInfo *tileset = _tileMap->getTilesetByGID(gid);
TMXTilesetImage *tilesetImage = tileset->getImageForGID(gid);
Texture2D *texture = Director::getInstance()->getTextureCache()->getTextureForKey(tilesetImage->sourceImage);
Rect rect = tileset->getRectForGID(gid);
rect = CC_RECT_PIXELS_TO_POINTS(rect);
Sprite *tile = Sprite::createWithTexture(texture, rect, false, true);
tile->setCameraMask(getCameraMask());
_tileSprites.insert(std::pair<int, Sprite *>(index, tile));
addChild(tile);
return tile;
}
void TMXLayer::setTileTexture(Sprite* sprite, uint32_t gid)
{
TMXTilesetInfo *tileset = _tileMap->getTilesetByGID(gid);
TMXTilesetImage *tilesetImage = tileset->getImageForGID(gid);
Texture2D *texture = Director::getInstance()->getTextureCache()->getTextureForKey(tilesetImage->sourceImage);
Rect rect = tileset->getRectForGID(gid);
sprite->setTexture(texture);
sprite->setTextureRect(rect, false, rect.size);
}
void TMXLayer::setupTileSprite(Sprite* sprite, const Vec2& pos, uint32_t gid)
{
Vec2 spPos = getPositionAt(pos, gid);
sprite->setPosition(spPos);
sprite->setLocalZOrder(getLocalZForPos(pos));
sprite->setOpacity(_opacity);
//issue 1264, flip can be undone as well
sprite->setFlippedX(false);
sprite->setFlippedY(false);
sprite->setRotation(0.0f);
sprite->setAnchorPoint(Vec2::ZERO);
// Rotation in tiled is achieved using 3 flipped states, flipping across the horizontal, vertical, and diagonal axes of the tiles.
if (gid & kTMXTileDiagonalFlag) {
// put the anchor in the middle for ease of rotation.
sprite->setAnchorPoint(Vec2(0.5f, 0.5f));
sprite->setPosition(spPos.x + sprite->getContentSize().height / 2,
spPos.y + sprite->getContentSize().width / 2);
auto flag = gid & (kTMXTileHorizontalFlag | kTMXTileVerticalFlag);
// handle the 4 diagonally flipped states.
if (flag == kTMXTileHorizontalFlag) {
sprite->setRotation(90.0f);
} else if (flag == kTMXTileVerticalFlag) {
sprite->setRotation(270.0f);
} else if (flag == (kTMXTileVerticalFlag | kTMXTileHorizontalFlag)) {
sprite->setRotation(90.0f);
sprite->setFlippedX(true);
} else {
sprite->setRotation(270.0f);
sprite->setFlippedX(true);
}
} else {
if (gid & kTMXTileHorizontalFlag) {
sprite->setFlippedX(true);
}
if (gid & kTMXTileVerticalFlag) {
sprite->setFlippedY(true);
}
}
}
// init tile's animation
void TMXLayer::setupTileAnimation(Sprite* sprite, const Vec2& pos, uint32_t gid, int index)
{
int size = _tilesAniData.size();
auto it = _tilesAniData.find(index);
if (it != _tilesAniData.end()) { // remove old data
delete it->second;
_tilesAniData.erase(index);
}
Value prop = _tileMap->getPropertiesForGID(gid);
if (prop.getType() == Value::Type::MAP) {
Value& ani = prop.asValueMap()["animation"];
if (ani.getType() == Value::Type::VECTOR) { // add new data
TileAnimationData *data = new TileAnimationData();
data->frameIndex = 0;
data->pos = pos;
data->tile = sprite;
ValueVector &vector = ani.asValueVector();
for (size_t i = 0; i < vector.size(); i = i + 2) {
uint32_t tileid = vector[i].asUnsignedInt();
float duration = vector[i + 1].asUnsignedInt() / 1000.0f;//ms => s
data->gids.push_back(tileid);
data->durations.push_back(duration);
// init texture to first frame
if (0 == i) {
data->leftTime = duration;
setTileTexture(sprite, tileid);
gid = tileid; // real render gid
}
}
_tilesAniData.insert(std::pair<int, TileAnimationData *>(index, data));
}
}
setupTileSprite(sprite, pos, gid);// do for real gid
// start or stop schedule
if (size != _tilesAniData.size()){
if (_tilesAniData.size() == 1) {
schedule(CC_SCHEDULE_SELECTOR(TMXLayer::tilesUpdate), 0);
} else if (_tilesAniData.size() == 0) {
unschedule(CC_SCHEDULE_SELECTOR(TMXLayer::tilesUpdate));
}
}
}
void TMXLayer::tilesUpdate(float dt)
{
for(auto it = _tilesAniData.begin(); it != _tilesAniData.end(); ++it) {
TileAnimationData *data = it->second;
data->leftTime -= dt;
if (data->leftTime > 0) {
continue;
}
// display next frame
data->frameIndex++;
if (data->frameIndex == data->gids.size()) {
data->frameIndex = 0;
}
uint32_t gid = data->gids[data->frameIndex];
data->leftTime = data->durations[data->frameIndex];
setTileTexture(data->tile, gid);
// no need change sprite's other properties
//setupTileSprite(data->tile, data->pos, gid);
}
}
// TMXLayer - obtaining tiles/gids
Sprite * TMXLayer::getTileAt(const Vec2& pos)
{
CCASSERT(pos.x < _layerSize.width && pos.y < _layerSize.height && pos.x >=0 && pos.y >=0, "TMXLayer: invalid position");
CCASSERT(_tiles, "TMXLayer: the tiles map has been released");
CCASSERT(_layerType == TMX_LAYER_TILE, "TMXLayer: invalid layer type");
int index = getIndex(pos);
auto it = _tileSprites.find(index);
if (it == _tileSprites.end()) {
Sprite *tile = nullptr;
int gid = _tiles[index];
if (gid != 0) { // try create it
tile = createTileSprite(index, gid);
setupTileAnimation(tile, pos, gid, index);
}
return tile;
}
return it->second;
}
uint32_t TMXLayer::getTileGIDAt(const Vec2& pos, TMXTileFlags* flags/* = nullptr*/)
{
CCASSERT(pos.x < _layerSize.width && pos.y < _layerSize.height && pos.x >=0 && pos.y >=0, "TMXLayer: invalid position");
CCASSERT(_tiles, "TMXLayer: the tiles map has been released");
CCASSERT(_layerType == TMX_LAYER_TILE, "TMXLayer: invalid layer type");
// Bits on the far end of the 32-bit global tile ID are used for tile flags
uint32_t tile = _tiles[getIndex(pos)];
// issue1264, flipped tiles can be changed dynamically
if (flags) {
*flags = (TMXTileFlags)(tile & kTMXFlipedAll);
}
return (tile & kTMXFlippedMask);
}
int TMXLayer::getIndex(const Vec2& pos) const
{
int index = -1;
int newX = pos.x;
// fix correct render ordering in Hexagonal maps when stagger axis == x
if (_staggerAxis == TMXStaggerAxis_X && _layerOrientation == TMXOrientationHex) {
if (_staggerIndex == TMXStaggerIndex_Odd) {
if (pos.x >= _layerSize.width / 2)
newX = (pos.x - std::ceil(_layerSize.width / 2)) * 2 + 1;
else
newX = pos.x * 2;
} else {
// TMXStaggerIndex_Even
if (pos.x >= static_cast<int>(_layerSize.width / 2))
newX = (pos.x - static_cast<int>(_layerSize.width / 2)) * 2;
else
newX = pos.x * 2 + 1;
}
}
index = (newX + pos.y * _layerSize.width);
CCASSERT(index != -1, "Invalid index");
return index;
}
// TMXLayer - adding / remove tiles
void TMXLayer::setTileGID(uint32_t gid, const Vec2& pos, TMXTileFlags flags)
{
CCASSERT(pos.x < _layerSize.width && pos.y < _layerSize.height && pos.x >=0 && pos.y >=0, "TMXLayer: invalid position");
CCASSERT(_tiles, "TMXLayer: the tiles map has been released");
CCASSERT(_layerType == TMX_LAYER_TILE, "TMXLayer: invalid layer type");
if (gid <= 0) {
removeTileAt(pos);
return;
}
TMXTileFlags currentFlags;
uint32_t currentGID = getTileGIDAt(pos, &currentFlags);
if (currentGID != gid || currentFlags != flags)
{
uint32_t gidAndFlags = gid | flags;
int index = getIndex(pos);
Sprite *tile = nullptr;
auto it = _tileSprites.find(index);
if (it != _tileSprites.end()) {
tile = it->second;
}
if (tile) {
setTileTexture(tile, gidAndFlags);
} else {
tile = createTileSprite(index, gidAndFlags);
}
setupTileAnimation(tile, pos, gidAndFlags, index);
_tiles[index] = gidAndFlags;
}
}
void TMXLayer::removeTileAt(const Vec2& pos, bool cleanGID)
{
CCASSERT(pos.x < _layerSize.width && pos.y < _layerSize.height && pos.x >=0 && pos.y >=0, "TMXLayer: invalid position");
CCASSERT(_tiles, "TMXLayer: the tiles map has been released");
CCASSERT(_layerType == TMX_LAYER_TILE, "TMXLayer: invalid layer type");
int index = getIndex(pos);
auto it = _tileSprites.find(index);
if (it != _tileSprites.end()) {
it->second->removeFromParent();
_tileSprites.erase(index);
}
auto itdata = _tilesAniData.find(index);
if (itdata != _tilesAniData.end()) {
delete itdata->second;
_tilesAniData.erase(index);
if (_tilesAniData.size() == 0) {
unschedule(CC_SCHEDULE_SELECTOR(TMXLayer::tilesUpdate));
}
}
if (cleanGID) {
_tiles[index] = 0;
}
}
//CCTMXLayer - obtaining positions, offset
Vec2 TMXLayer::calculateLayerOffset(const Vec2& pos)
{
Vec2 ret;
switch (_layerOrientation) {
case TMXOrientationOrtho:
ret.set(pos.x, -pos.y);
break;
case TMXOrientationIso:
ret.set(pos.x, -pos.y);
break;
case TMXOrientationHex:
{
if(_staggerAxis == TMXStaggerAxis_Y) {
int diffX = (_staggerIndex == TMXStaggerIndex_Even) ? _mapTileSize.width / 2 : 0;
ret.set(pos.x + diffX, -pos.y);
} else if(_staggerAxis == TMXStaggerAxis_X) {
int diffY = (_staggerIndex == TMXStaggerIndex_Odd) ? _mapTileSize.height / 2 : 0;
ret.set(pos.x, -pos.y + diffY);
}
break;
}
case TMXOrientationStaggered:
ret.set(pos.x, -pos.y);
break;
}
ret = CC_POINT_PIXELS_TO_POINTS(ret);
return ret;
}
Vec2 TMXLayer::getPositionAt(const Vec2& pos, uint32_t gid)
{
float newX = pos.x;
// fix correct render ordering in Hexagonal maps when stagger axis == x
if (_staggerAxis == TMXStaggerAxis_X && _layerOrientation == TMXOrientationHex) {
if (_staggerIndex == TMXStaggerIndex_Odd) {
if (pos.x >= _layerSize.width / 2)
newX = (pos.x - std::ceil(_layerSize.width / 2)) * 2 + 1;
else
newX = pos.x * 2;
} else {
// TMXStaggerIndex_Even
if (pos.x >= static_cast<int>(_layerSize.width / 2))
newX = (pos.x - static_cast<int>(_layerSize.width / 2)) * 2;
else
newX = pos.x * 2 + 1;
}
}
Vec2 newPos(newX, pos.y);
Vec2 ret;
switch (_layerOrientation) {
case TMXOrientationOrtho:
ret = getPositionForOrthoAt(newPos);
break;
case TMXOrientationIso:
ret = getPositionForIsoAt(newPos);
break;
case TMXOrientationHex:
ret = getPositionForHexAt(newPos);
break;
case TMXOrientationStaggered:
ret = getPositionForStaggeredAt(newPos);
break;
}
if (gid == 0) { // not a default value
gid = getTileGIDAt(pos);
}
if (gid > 0) { // apply tileset->_tileOffset
TMXTilesetInfo *tileset = _tileMap->getTilesetByGID(gid);
Vec2 offset = tileset->_tileOffset;
ret.x += offset.x;
ret.y -= offset.y;
}
ret = CC_POINT_PIXELS_TO_POINTS(ret);
return ret;
}
Vec2 TMXLayer::getPositionForOrthoAt(const Vec2& pos)
{
return Vec2(pos.x * _mapTileSize.width,
(_layerSize.height - pos.y - 1) * _mapTileSize.height);
}
Vec2 TMXLayer::getPositionForIsoAt(const Vec2& pos)
{
return Vec2(_mapTileSize.width / 2 * (_layerSize.width + pos.x - pos.y - 1),
_mapTileSize.height / 2 * ((_layerSize.height * 2 - pos.x - pos.y) - 2));
}
Vec2 TMXLayer::getPositionForHexAt(const Vec2& pos)
{
Vec2 xy;
int odd_even = (_staggerIndex == TMXStaggerIndex_Odd) ? 1 : -1;
switch (_staggerAxis) {
case TMXStaggerAxis_Y:
{
float diffX = 0;
if ((int)pos.y % 2 == 1) {
diffX = _mapTileSize.width / 2 * odd_even;
}
xy = Vec2(pos.x * _mapTileSize.width + diffX,
(_layerSize.height - pos.y - 1) * (_mapTileSize.height - (_mapTileSize.height-_hexSideLength) / 2));
break;
}
case TMXStaggerAxis_X:
{
float diffY = 0;
if ((int)pos.x % 2 == 1) {
diffY = _mapTileSize.height / 2 * -odd_even;
}
xy = Vec2(pos.x * (_mapTileSize.width - (_mapTileSize.width - _hexSideLength) / 2),
(_layerSize.height - pos.y - 1) * _mapTileSize.height + diffY);
break;
}
}
return xy;
}
Vec2 TMXLayer::getPositionForStaggeredAt(const Vec2 &pos)
{
float diffX = 0;
if ((int)pos.y % 2 == 1) {
diffX = _mapTileSize.width / 2;
}
return Vec2(pos.x * _mapTileSize.width + diffX,
(_layerSize.height - pos.y - 1) * _mapTileSize.height / 2);
}
Vec2 TMXLayer::getPositionForObject(const Vec2& pos)
{
Vec2 ret(0, 0);
switch (_layerOrientation) {
case TMXOrientationOrtho:
ret.x = pos.x;
ret.y = _layerSize.height * _mapTileSize.height - pos.y;
break;
case TMXOrientationIso:
{
float min = std::min(_mapTileSize.width, _mapTileSize.height);
ret.x = (_layerSize.width * 2 + (pos.x - pos.y) / min) * _mapTileSize.width / 2;
ret.y = (ret.x / _mapTileSize.width - pos.x / min) * _mapTileSize.height;
ret.x -= _layerSize.width * _mapTileSize.width / 2;
break;
}
case TMXOrientationHex:
{
float offsetx = 0;
float height = 0;
if (_staggerAxis == TMXStaggerAxis_X) {
height = _mapTileSize.height * _layerSize.height;
if (_staggerIndex == TMXStaggerIndex_Even) {
height += _mapTileSize.height / 2;
}
} else {
if (_staggerIndex == TMXStaggerIndex_Even) {
offsetx = -_mapTileSize.width / 2;
}
height = (_mapTileSize.height + _hexSideLength) * ((int)(_layerSize.height / 2)) + _mapTileSize.height * ((int)_layerSize.height % 2);
height += _hexSideLength / 2; // need special fix ??
}
ret.x = pos.x + offsetx;
ret.y = height - pos.y;
break;
}
case TMXOrientationStaggered:
ret.x = pos.x;
ret.y = (_layerSize.height + 1) * _mapTileSize.height / 2.0f - pos.y;
break;
}
ret = CC_POINT_PIXELS_TO_POINTS(ret);
return ret;
}
int TMXLayer::getLocalZForPos(const Vec2& pos) const
{
int ret = 0;
int x = static_cast<int>(pos.x);
int y = static_cast<int>(pos.y);
int width = static_cast<int>(_layerSize.width);
int height = static_cast<int>(_layerSize.height);
if (_layerOrientation == TMXOrientationIso) {
y = x + y;
width = width + height;
height = width;
}
switch (_renderOrder) {
case TMXRenderOrder_RightDown:
ret = x + y * width;
break;
case TMXRenderOrder_RightUp:
ret = x + (height - y - 1) * width;
break;
case TMXRenderOrder_LeftDown:
ret = (width - x - 1) + y * width;
break;
case TMXRenderOrder_LeftUp:
ret = (width - x - 1) + (height - y - 1) * width;
break;
default:
CCASSERT(0, "TMX invalid layer render order");
break;
}
return ret;
}
std::string TMXLayer::getDescription() const
{
return StringUtils::format("<TMXLayer | tag = %d, size = %d,%d>", _tag, (int)_mapTileSize.width, (int)_mapTileSize.height);
}
NS_CC_END