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PageView - Remove `_indicatorEnabled` flag. Null `_indicator` means that it is disabled.

This commit is contained in:
Neo Kim 2015-10-28 16:34:30 +09:00
parent 9ed617c978
commit 69b794d284
2 changed files with 57 additions and 22 deletions
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76
cocos/ui/UIPageView.cpp
View File

@ -32,7 +32,6 @@ namespace ui {
IMPLEMENT_CLASS_GUI_INFO(PageView)
PageView::PageView():
_indicatorEnabled(false),
_indicator(nullptr),
_indicatorPositionAsAnchorPoint(Vec2(0.5f, 0.1f)),
_currentPageIndex(-1),
@ -65,9 +64,6 @@ PageView* PageView::create()
bool PageView::init()
{
_indicator = PageViewIndicator::create();
addProtectedChild(_indicator, 10000);
if (ListView::init())
{
setDirection(Direction::HORIZONTAL);
@ -89,8 +85,12 @@ void PageView::setDirection(PageView::Direction direction)
{
_indicatorPositionAsAnchorPoint = Vec2(0.1f, 0.5f);
}
_indicator->setDirection(direction);
refreshIndicatorPosition();
if(_indicator != nullptr)
{
_indicator->setDirection(direction);
refreshIndicatorPosition();
}
}
void PageView::addWidgetToPage(Widget *widget, ssize_t pageIdx, bool forceCreate)
@ -164,14 +164,20 @@ void PageView::moveInnerContainer(const Vec2& deltaMove, bool canStartBounceBack
{
ListView::moveInnerContainer(deltaMove, canStartBounceBack);
_currentPageIndex = getIndex(getCenterItemInCurrentView());
_indicator->indicate(_currentPageIndex);
if(_indicator != nullptr)
{
_indicator->indicate(_currentPageIndex);
}
}
void PageView::onItemListChanged()
{
ListView::onItemListChanged();
ssize_t index = getIndex(getCenterItemInCurrentView());
_indicator->reset(_items.size(), index);
if(_indicator != nullptr)
{
_indicator->reset(_items.size(), index);
}
}
void PageView::onSizeChanged()
@ -182,10 +188,13 @@ void PageView::onSizeChanged()
void PageView::refreshIndicatorPosition()
{
const Size& contentSize = getContentSize();
float posX = contentSize.width * _indicatorPositionAsAnchorPoint.x;
float posY = contentSize.height * _indicatorPositionAsAnchorPoint.y;
_indicator->setPosition(Vec2(posX, posY));
if(_indicator != nullptr)
{
const Size& contentSize = getContentSize();
float posX = contentSize.width * _indicatorPositionAsAnchorPoint.x;
float posY = contentSize.height * _indicatorPositionAsAnchorPoint.y;
_indicator->setPosition(Vec2(posX, posY));
}
}
void PageView::handleReleaseLogic(Touch *touch)
@ -327,8 +336,23 @@ void PageView::copySpecialProperties(Widget *widget)
void PageView::setIndicatorEnabled(bool enabled)
{
_indicatorEnabled = enabled;
_indicator->setVisible(_indicatorEnabled);
if(enabled == (_indicator != nullptr))
{
return;
}
if(!enabled)
{
removeProtectedChild(_indicator);
_indicator = nullptr;
}
else
{
_indicator = PageViewIndicator::create();
addProtectedChild(_indicator, 10000);
setIndicatorSelectedIndexColor(Color3B(100, 100, 255));
refreshIndicatorPosition();
}
}
void PageView::setIndicatorPositionAsAnchorPoint(const Vec2& positionAsAnchorPoint)
@ -344,33 +368,45 @@ const Vec2& PageView::getIndicatorPositionAsAnchorPoint() const
void PageView::setIndicatorPosition(const Vec2& position)
{
const Size& contentSize = getContentSize();
_indicatorPositionAsAnchorPoint.x = position.x / contentSize.width;
_indicatorPositionAsAnchorPoint.y = position.y / contentSize.height;
_indicator->setPosition(position);
if(_indicator != nullptr)
{
const Size& contentSize = getContentSize();
_indicatorPositionAsAnchorPoint.x = position.x / contentSize.width;
_indicatorPositionAsAnchorPoint.y = position.y / contentSize.height;
_indicator->setPosition(position);
}
}
const Vec2& PageView::getIndicatorPosition() const
{
CCASSERT(_indicator != nullptr, "");
return _indicator->getPosition();
}
void PageView::setIndicatorSpaceBetweenIndexNodes(float spaceBetweenIndexNodes)
{
_indicator->setSpaceBetweenIndexNodes(spaceBetweenIndexNodes);
if(_indicator != nullptr)
{
_indicator->setSpaceBetweenIndexNodes(spaceBetweenIndexNodes);
}
}
float PageView::getIndicatorSpaceBetweenIndexNodes() const
{
CCASSERT(_indicator != nullptr, "");
return _indicator->getSpaceBetweenIndexNodes();
}
void PageView::setIndicatorSelectedIndexColor(const Color3B& color)
{
_indicator->setSelectedIndexColor(color);
if(_indicator != nullptr)
{
_indicator->setSelectedIndexColor(color);
}
}
const Color3B& PageView::getIndicatorSelectedIndexColor() const
{
CCASSERT(_indicator != nullptr, "");
return _indicator->getSelectedIndexColor();
}

3
cocos/ui/UIPageView.h
View File

@ -260,7 +260,7 @@ public:
*
* @return True if page indicator is enabled, false otherwise.
*/
bool getIndicatorEnabled() const { return _indicatorEnabled; }
bool getIndicatorEnabled() const { return _indicator != nullptr; }
/**
* @brief Set the page indicator's position using anchor point.
@ -360,7 +360,6 @@ protected:
void refreshIndicatorPosition();
protected:
bool _indicatorEnabled;
PageViewIndicator* _indicator;
Vec2 _indicatorPositionAsAnchorPoint;