axmol/extensions/GUI/CCControlExtension/CCControl.cpp

368 lines
10 KiB
C++

/*
* Copyright (c) 2012 cocos2d-x.org
* http://www.cocos2d-x.org
*
* Copyright 2011 Yannick Loriot.
* http://yannickloriot.com
*
* 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.
*
*
* converted to c++ / cocos2d-x by Angus C
*/
#include "CCControl.h"
#include "CCDirector.h"
#include "touch_dispatcher/CCTouchDispatcher.h"
#include "menu_nodes/CCMenu.h"
#include "touch_dispatcher/CCTouch.h"
NS_CC_EXT_BEGIN
Control::Control()
: _isOpacityModifyRGB(false)
, _state(ControlStateNormal)
, _hasVisibleParents(false)
, _enabled(false)
, _selected(false)
, _highlighted(false)
, _dispatchTable(NULL)
{
}
Control* Control::create()
{
Control* pRet = new Control();
if (pRet && pRet->init())
{
pRet->autorelease();
return pRet;
}
else
{
CC_SAFE_DELETE(pRet);
return NULL;
}
}
bool Control::init()
{
if (Layer::init())
{
//this->setTouchEnabled(true);
//_isTouchEnabled=true;
// Initialise instance variables
_state=ControlStateNormal;
setEnabled(true);
setSelected(false);
setHighlighted(false);
// Set the touch dispatcher priority by default to 1
this->setTouchPriority(1);
// Initialise the tables
_dispatchTable = new Dictionary();
// Initialise the mapHandleOfControlEvents
_mapHandleOfControlEvent.clear();
return true;
}
else
{
return false;
}
}
Control::~Control()
{
CC_SAFE_RELEASE(_dispatchTable);
}
//Menu - Events
void Control::registerWithTouchDispatcher()
{
Director::sharedDirector()->getTouchDispatcher()->addTargetedDelegate(this, getTouchPriority(), true);
}
void Control::onEnter()
{
Layer::onEnter();
}
void Control::onExit()
{
Layer::onExit();
}
void Control::sendActionsForControlEvents(ControlEvent controlEvents)
{
// For each control events
for (int i = 0; i < kControlEventTotalNumber; i++)
{
// If the given controlEvents bitmask contains the curent event
if ((controlEvents & (1 << i)))
{
// Call invocations
// <Invocation*>
Array* invocationList = this->dispatchListforControlEvent(1<<i);
Object* pObj = NULL;
CCARRAY_FOREACH(invocationList, pObj)
{
Invocation* invocation = static_cast<Invocation*>(pObj);
invocation->invoke(this);
}
//Call ScriptFunc
if (kScriptTypeNone != _scriptType)
{
int nHandler = this->getHandleOfControlEvent(controlEvents);
if (0 != nHandler)
{
cocos2d::CommonScriptData data(nHandler, "",(Object*)this);
cocos2d::ScriptEvent event(cocos2d::kCommonEvent,(void*)&data);
cocos2d::ScriptEngineManager::sharedManager()->getScriptEngine()->sendEvent(&event);
}
}
}
}
}
void Control::addTargetWithActionForControlEvents(Object* target, SEL_CCControlHandler action, ControlEvent controlEvents)
{
// For each control events
for (int i = 0; i < kControlEventTotalNumber; i++)
{
// If the given controlEvents bitmask contains the curent event
if ((controlEvents & (1 << i)))
{
this->addTargetWithActionForControlEvent(target, action, 1<<i);
}
}
}
/**
* Adds a target and action for a particular event to an internal dispatch
* table.
* The action message may optionnaly include the sender and the event as
* parameters, in that order.
* When you call this method, target is not retained.
*
* @param target The target object that is, the object to which the action
* message is sent. It cannot be nil. The target is not retained.
* @param action A selector identifying an action message. It cannot be NULL.
* @param controlEvent A control event for which the action message is sent.
* See "CCControlEvent" for constants.
*/
void Control::addTargetWithActionForControlEvent(Object* target, SEL_CCControlHandler action, ControlEvent controlEvent)
{
// Create the invocation object
Invocation *invocation = Invocation::create(target, action, controlEvent);
// Add the invocation into the dispatch list for the given control event
Array* eventInvocationList = this->dispatchListforControlEvent(controlEvent);
eventInvocationList->addObject(invocation);
}
void Control::removeTargetWithActionForControlEvents(Object* target, SEL_CCControlHandler action, ControlEvent controlEvents)
{
// For each control events
for (int i = 0; i < kControlEventTotalNumber; i++)
{
// If the given controlEvents bitmask contains the curent event
if ((controlEvents & (1 << i)))
{
this->removeTargetWithActionForControlEvent(target, action, 1 << i);
}
}
}
void Control::removeTargetWithActionForControlEvent(Object* target, SEL_CCControlHandler action, ControlEvent controlEvent)
{
// Retrieve all invocations for the given control event
//<Invocation*>
Array *eventInvocationList = this->dispatchListforControlEvent(controlEvent);
//remove all invocations if the target and action are null
//TODO: should the invocations be deleted, or just removed from the array? Won't that cause issues if you add a single invocation for multiple events?
bool bDeleteObjects=true;
if (!target && !action)
{
//remove objects
eventInvocationList->removeAllObjects();
}
else
{
//normally we would use a predicate, but this won't work here. Have to do it manually
Object* pObj = NULL;
CCARRAY_FOREACH(eventInvocationList, pObj)
{
Invocation *invocation = static_cast<Invocation*>(pObj);
bool shouldBeRemoved=true;
if (target)
{
shouldBeRemoved=(target==invocation->getTarget());
}
if (action)
{
shouldBeRemoved=(shouldBeRemoved && (action==invocation->getAction()));
}
// Remove the corresponding invocation object
if (shouldBeRemoved)
{
eventInvocationList->removeObject(invocation, bDeleteObjects);
}
}
}
}
//CRGBA protocol
void Control::setOpacityModifyRGB(bool bOpacityModifyRGB)
{
_isOpacityModifyRGB=bOpacityModifyRGB;
Object* child;
Array* children=getChildren();
CCARRAY_FOREACH(children, child)
{
RGBAProtocol* pNode = dynamic_cast<RGBAProtocol*>(child);
if (pNode)
{
pNode->setOpacityModifyRGB(bOpacityModifyRGB);
}
}
}
bool Control::isOpacityModifyRGB() const
{
return _isOpacityModifyRGB;
}
Point Control::getTouchLocation(Touch* touch)
{
Point touchLocation = touch->getLocation(); // Get the touch position
touchLocation = this->convertToNodeSpace(touchLocation); // Convert to the node space of this class
return touchLocation;
}
bool Control::isTouchInside(Touch* touch)
{
Point touchLocation = touch->getLocation(); // Get the touch position
touchLocation = this->getParent()->convertToNodeSpace(touchLocation);
Rect bBox=boundingBox();
return bBox.containsPoint(touchLocation);
}
Array* Control::dispatchListforControlEvent(ControlEvent controlEvent)
{
Array* invocationList = (Array*)_dispatchTable->objectForKey(controlEvent);
// If the invocation list does not exist for the dispatch table, we create it
if (invocationList == NULL)
{
invocationList = Array::createWithCapacity(1);
_dispatchTable->setObject(invocationList, controlEvent);
}
return invocationList;
}
void Control::needsLayout()
{
}
void Control::setEnabled(bool bEnabled)
{
_enabled = bEnabled;
if(_enabled) {
_state = ControlStateNormal;
} else {
_state = ControlStateDisabled;
}
this->needsLayout();
}
bool Control::isEnabled()
{
return _enabled;
}
void Control::setSelected(bool bSelected)
{
_selected = bSelected;
this->needsLayout();
}
bool Control::isSelected()
{
return _selected;
}
void Control::setHighlighted(bool bHighlighted)
{
_highlighted = bHighlighted;
this->needsLayout();
}
bool Control::isHighlighted()
{
return _highlighted;
}
bool Control::hasVisibleParents()
{
Node* pParent = this->getParent();
for( Node *c = pParent; c != NULL; c = c->getParent() )
{
if( !c->isVisible() )
{
return false;
}
}
return true;
}
void Control::addHandleOfControlEvent(int nFunID,ControlEvent controlEvent)
{
_mapHandleOfControlEvent[controlEvent] = nFunID;
}
void Control::removeHandleOfControlEvent(ControlEvent controlEvent)
{
std::map<int,int>::iterator Iter = _mapHandleOfControlEvent.find(controlEvent);
if (_mapHandleOfControlEvent.end() != Iter)
{
_mapHandleOfControlEvent.erase(Iter);
}
}
int Control::getHandleOfControlEvent(ControlEvent controlEvent)
{
std::map<int,int>::iterator Iter = _mapHandleOfControlEvent.find(controlEvent);
if (_mapHandleOfControlEvent.end() != Iter)
return Iter->second;
return 0;
}
NS_CC_EXT_END