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#include "cObjectHandler.h"
cObjectHandler::cObjectHandler(cRender *_render)
{
render = _render;
iActiveObject = 0;
objects.push_back(NULL); //Create first Object as Catcher for Events
buildHitmap();
}
int cObjectHandler::createObject(cObject *_object)
{
objects.push_back(_object);
buildHitmap();
return objects.size() - 1;
}
int cObjectHandler::moveObject(int _object, sPos _pos, int _mode)
{
if (_object >= objects.size()) //prevent segmentation faults
return 1;
if (!objects[_object])
return 1;
sPos objPosition = objects[_object]->getPosition();
if (_mode == _MOVE_RELATIVE)
objects[_object]->setPosition(sPos{ objPosition.x + _pos.x, objPosition.y + _pos.y });
else if (_mode == _MOVE_ABSOLUTE)
objects[_object]->setPosition(_pos);
buildHitmap();
return 0;
}
int cObjectHandler::destroyObject(int _object)
{
delete objects[_object];
objects[_object] = NULL;
buildHitmap();
return 0;
}
int cObjectHandler::write()
{
render->clear();
for (unsigned long int i = 0; i < objects.size(); i++)
{
if (objects[i]) // Check if objects[i] is existent
{
//Draw every Object
sObject obj = objects[i]->getObject(); //get Object #i
for (int o = 0; o < obj.sizeY; o++) { //y axis
for (int p = 0; p < obj.sizeX; p++) { //x axis
if (obj.cScreen[p][o]) { //Dont overwrite empty pixels
sPos pos{ obj.pos.x + p, obj.pos.y + o };
render->drawPoint(obj.cScreen[p][o], pos, true, obj.wColor[p][o]);
}
}
}
}
}
return 0;
}
int cObjectHandler::clickEvent(sPos _pos, unsigned int _button)
{
if(_pos.x >= iHitMap.size())
return 1;
if(_pos.y >= iHitMap[_pos.x].size())
return 1;
if(objects[ iHitMap[_pos.x][_pos.y] ])
{
iActiveObject = iHitMap[_pos.x][_pos.y]; //Set active object
objects[ iHitMap[_pos.x][_pos.y] ]->onClick(_pos, _button);
}
else
return 1;
return 0;
}
int cObjectHandler::charEvent(unsigned char _c)
{
if(objects.size() > iActiveObject)
{
if(objects[iActiveObject])
{
objects[iActiveObject]->onChar(_c);
}
else
return 1;
}
return 0;
}
void cObjectHandler::buildHitmap()
{
//Rebuild 2D vector
sPos size = render->getSize();
vector<unsigned int> cp;
while(size.y > cp.size())
{
cp.push_back(0);
}
while (size.x > iHitMap.size())
{
iHitMap.push_back(cp);
}
while (size.x <= iHitMap.size())
{
iHitMap.pop_back();
}
for(unsigned int x = 0; x < iHitMap.size(); x++)
{
for(unsigned int y = 0; y < iHitMap[x].size(); y++)
{
iHitMap[x][y] = 0;
}
}
//Write object IDs to iHitMap
for(unsigned int i = 0; i < objects.size(); i++)
{
if(objects[i])
{
sPos oPos = objects[i]->getPosition();
sPos oSize = objects[i]->getSize();
for(int x = oPos.x; x <= oPos.x + oSize.x; x++)
{
for(int y = oPos.y; y <= oPos.y + oSize.y; y++)
{
if(x < size.x && y < size.y) //Objects can be outside the screen.
iHitMap[x][y] = i;
}//for
}//for
}//if
}//for
}//buildHitmap
void cObjectHandler::focusNext()
{
iActiveObject++;
if(iActiveObject >= objects.size())
iActiveObject = 0;
}
void cObjectHandler::focus(unsigned int _id)
{
if(_id >= objects.size())
iActiveObject = objects.size();
else
iActiveObject = _id;
}
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