mirror of https://github.com/axmolengine/axmol.git
1027 lines
25 KiB
C++
1027 lines
25 KiB
C++
#include "GObject.h"
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#include "GGroup.h"
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#include "GList.h"
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#include "GRoot.h"
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#include "UIConfig.h"
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#include "UIPackage.h"
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#include "display/FUISprite.h"
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#include "gears/GearDisplay.h"
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#include "gears/GearDisplay2.h"
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#include "utils/ByteBuffer.h"
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#include "utils/WeakPtr.h"
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NS_FGUI_BEGIN
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USING_NS_AX;
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GObject* GObject::_draggingObject = nullptr;
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static Vec2 sGlobalDragStart;
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static Rect sGlobalRect;
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static bool sUpdateInDragging;
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GObject::GObject() : _scale{1, 1},
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_sizePercentInGroup(0.0f),
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_pivotAsAnchor(false),
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_alpha(1.0f),
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_rotation(0.0f),
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_visible(true),
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_internalVisible(true),
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_handlingController(false),
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_touchable(true),
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_grayed(false),
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_finalGrayed(false),
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_draggable(false),
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_dragBounds(nullptr),
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_dragTesting(false),
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_sortingOrder(0),
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_focusable(false),
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_pixelSnapping(false),
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_group(nullptr),
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_parent(nullptr),
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_displayObject(nullptr),
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_sizeImplType(0),
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_underConstruct(false),
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_gearLocked(false),
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_packageItem(nullptr),
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_data(nullptr),
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_touchDisabled(false),
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_alignToBL(false),
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_weakPtrRef(0)
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{
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static uint64_t _gInstanceCounter = 1;
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_uid = _gInstanceCounter++;
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std::stringstream ss;
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ss << _uid;
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id = ss.str();
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_relations = new Relations(this);
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for (int i = 0; i < 10; i++)
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_gears[i] = nullptr;
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}
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GObject::~GObject()
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{
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removeFromParent();
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if (_displayObject)
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{
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_displayObject->removeFromParent();
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CC_SAFE_RELEASE(_displayObject);
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}
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for (int i = 0; i < 10; i++)
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CC_SAFE_DELETE(_gears[i]);
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CC_SAFE_DELETE(_relations);
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CC_SAFE_DELETE(_dragBounds);
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if (_weakPtrRef > 0)
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WeakPtr::markDisposed(this);
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}
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bool GObject::init()
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{
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handleInit();
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if (_displayObject != nullptr)
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{
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_displayObject->setAnchorPoint(Vec2(0, 1));
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_displayObject->setCascadeOpacityEnabled(true);
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_displayObject->setOnEnterCallback(CC_CALLBACK_0(GObject::onEnter, this));
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_displayObject->setOnExitCallback(CC_CALLBACK_0(GObject::onExit, this));
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}
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return true;
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}
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void GObject::setX(float value)
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{
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setPosition(value, _position.y);
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}
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void GObject::setY(float value)
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{
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setPosition(_position.x, value);
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}
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void GObject::setPosition(float xv, float yv)
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{
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if (_position.x != xv || _position.y != yv)
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{
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float dx = xv - _position.x;
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float dy = yv - _position.y;
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_position.x = xv;
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_position.y = yv;
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handlePositionChanged();
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GGroup* g = dynamic_cast<GGroup*>(this);
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if (g != nullptr)
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g->moveChildren(dx, dy);
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updateGear(1);
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if (_parent != nullptr && dynamic_cast<GList*>(_parent) == nullptr)
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{
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_parent->setBoundsChangedFlag();
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if (_group != nullptr)
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_group->setBoundsChangedFlag(true);
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dispatchEvent(UIEventType::PositionChange);
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}
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if (_draggingObject == this && !sUpdateInDragging)
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sGlobalRect = localToGlobal(Rect(Vec2::ZERO, _size));
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}
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}
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float GObject::getXMin() const
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{
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return _pivotAsAnchor ? (_position.x - _size.width * _pivot.x) : _position.x;
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}
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void GObject::setXMin(float value)
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{
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if (_pivotAsAnchor)
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setPosition(value + _size.width * _pivot.x, _position.y);
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else
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setPosition(value, _position.y);
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}
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float GObject::getYMin() const
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{
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return _pivotAsAnchor ? (_position.y - _size.height * _pivot.y) : _position.y;
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}
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void GObject::setYMin(float value)
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{
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if (_pivotAsAnchor)
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setPosition(_position.x, value + _size.height * _pivot.y);
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else
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setPosition(_position.x, value);
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}
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void GObject::setPixelSnapping(bool value)
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{
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if (_pixelSnapping != value)
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{
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_pixelSnapping = value;
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handlePositionChanged();
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}
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}
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void GObject::setSize(float wv, float hv, bool ignorePivot /*= false*/)
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{
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if (_rawSize.width != wv || _rawSize.height != hv)
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{
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_rawSize.width = wv;
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_rawSize.height = hv;
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if (wv < minSize.width)
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wv = minSize.width;
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else if (maxSize.width > 0 && wv > maxSize.width)
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wv = maxSize.width;
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if (hv < minSize.height)
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hv = minSize.height;
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else if (maxSize.height > 0 && hv > maxSize.height)
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hv = maxSize.height;
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float dWidth = wv - _size.width;
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float dHeight = hv - _size.height;
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_size.width = wv;
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_size.height = hv;
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handleSizeChanged();
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if (_pivot.x != 0 || _pivot.y != 0)
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{
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if (!_pivotAsAnchor)
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{
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if (!ignorePivot)
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setPosition(_position.x - _pivot.x * dWidth, _position.y - _pivot.y * dHeight);
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else
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handlePositionChanged();
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}
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else
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handlePositionChanged();
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}
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else
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handlePositionChanged();
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GGroup* g = dynamic_cast<GGroup*>(this);
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if (g != nullptr)
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g->resizeChildren(dWidth, dHeight);
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updateGear(2);
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if (_parent != nullptr)
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{
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_relations->onOwnerSizeChanged(dWidth, dHeight, _pivotAsAnchor || !ignorePivot);
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_parent->setBoundsChangedFlag();
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if (_group != nullptr)
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_group->setBoundsChangedFlag();
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}
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dispatchEvent(UIEventType::SizeChange);
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}
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}
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void GObject::setSizeDirectly(float wv, float hv)
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{
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_rawSize.width = wv;
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_rawSize.height = hv;
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if (wv < 0)
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wv = 0;
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if (hv < 0)
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hv = 0;
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_size.width = wv;
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_size.height = hv;
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}
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void GObject::center(bool restraint /*= false*/)
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{
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GComponent* r;
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if (_parent != nullptr)
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r = _parent;
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else
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r = UIRoot;
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setPosition((int)((r->_size.width - _size.width) / 2), (int)((r->_size.height - _size.height) / 2));
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if (restraint)
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{
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addRelation(r, RelationType::Center_Center);
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addRelation(r, RelationType::Middle_Middle);
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}
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}
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void GObject::makeFullScreen()
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{
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setSize(UIRoot->getWidth(), UIRoot->getHeight());
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}
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void GObject::setPivot(float xv, float yv, bool asAnchor)
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{
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if (_pivot.x != xv || _pivot.y != yv || _pivotAsAnchor != asAnchor)
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{
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_pivot.set(xv, yv);
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_pivotAsAnchor = asAnchor;
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if (_displayObject != nullptr)
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_displayObject->setAnchorPoint(Vec2(_pivot.x, 1 - _pivot.y));
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handlePositionChanged();
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}
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}
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void GObject::setScale(float xv, float yv)
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{
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if (_scale.x != xv || _scale.y != yv)
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{
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_scale.x = xv;
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_scale.y = yv;
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handleScaleChanged();
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updateGear(2);
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}
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}
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void GObject::setSkewX(float value)
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{
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_displayObject->setRotationSkewX(value);
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}
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void GObject::setSkewY(float value)
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{
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_displayObject->setRotationSkewY(value);
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}
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void GObject::setRotation(float value)
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{
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if (_rotation != value)
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{
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_rotation = value;
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_displayObject->setRotation(_rotation);
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updateGear(3);
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}
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}
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void GObject::setAlpha(float value)
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{
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if (_alpha != value)
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{
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_alpha = value;
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handleAlphaChanged();
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updateGear(3);
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}
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}
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void GObject::setGrayed(bool value)
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{
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if (_grayed != value || _finalGrayed != value)
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{
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_grayed = value;
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handleGrayedChanged();
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updateGear(3);
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}
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}
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void GObject::setVisible(bool value)
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{
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if (_visible != value)
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{
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_visible = value;
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handleVisibleChanged();
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if (_parent != nullptr)
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_parent->setBoundsChangedFlag();
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if (_group != nullptr && _group->isExcludeInvisibles())
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_group->setBoundsChangedFlag();
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}
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}
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bool GObject::internalVisible() const
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{
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return _internalVisible && (_group == nullptr || _group->internalVisible());
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}
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bool GObject::internalVisible2() const
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{
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return _visible && (_group == nullptr || _group->internalVisible2());
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}
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bool GObject::internalVisible3() const
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{
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return _visible && _internalVisible;
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}
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void GObject::setTouchable(bool value)
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{
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_touchable = value;
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}
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void GObject::setSortingOrder(int value)
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{
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if (value < 0)
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value = 0;
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if (_sortingOrder != value)
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{
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int old = _sortingOrder;
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_sortingOrder = value;
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if (_parent != nullptr)
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_parent->childSortingOrderChanged(this, old, _sortingOrder);
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}
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}
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void GObject::setGroup(GGroup* value)
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{
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if (_group != value)
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{
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if (_group != nullptr)
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_group->setBoundsChangedFlag();
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_group = value;
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if (_group != nullptr)
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_group->setBoundsChangedFlag();
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handleVisibleChanged();
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if (_parent)
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_parent->childStateChanged(this);
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}
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}
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const std::string& GObject::getText() const
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{
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return STD_STRING_EMPTY;
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}
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void GObject::setText(const std::string& text)
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{
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}
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const std::string& GObject::getIcon() const
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{
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return STD_STRING_EMPTY;
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}
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void GObject::setIcon(const std::string& text)
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{
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}
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void GObject::setTooltips(const std::string& value)
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{
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_tooltips = value;
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if (!_tooltips.empty())
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{
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addEventListener(UIEventType::RollOver, CC_CALLBACK_1(GObject::onRollOver, this), EventTag(this));
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addEventListener(UIEventType::RollOut, CC_CALLBACK_1(GObject::onRollOut, this), EventTag(this));
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}
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}
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void GObject::onRollOver(EventContext* context)
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{
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getRoot()->showTooltips(_tooltips);
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}
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void GObject::onRollOut(EventContext* context)
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{
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getRoot()->hideTooltips();
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}
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void GObject::setDraggable(bool value)
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{
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if (_draggable != value)
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{
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_draggable = value;
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initDrag();
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}
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}
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void GObject::setDragBounds(const axis::Rect& value)
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{
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if (_dragBounds == nullptr)
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_dragBounds = new Rect();
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*_dragBounds = value;
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}
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void GObject::startDrag(int touchId)
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{
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dragBegin(touchId);
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}
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void GObject::stopDrag()
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{
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dragEnd();
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}
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std::string GObject::getResourceURL() const
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{
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if (_packageItem != nullptr)
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return "ui://" + _packageItem->owner->getId() + _packageItem->id;
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else
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return STD_STRING_EMPTY;
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}
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Vec2 GObject::localToGlobal(const Vec2& pt)
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{
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Vec2 pt2 = pt;
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if (_pivotAsAnchor)
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{
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pt2.x += _size.width * _pivot.x;
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pt2.y += _size.height * _pivot.y;
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}
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pt2.y = _size.height - pt2.y;
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pt2 = _displayObject->convertToWorldSpace(pt2);
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return UIRoot->worldToRoot(pt2);
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}
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axis::Rect GObject::localToGlobal(const axis::Rect& rect)
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{
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Rect ret;
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Vec2 v = localToGlobal(rect.origin);
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ret.origin.x = v.x;
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ret.origin.y = v.y;
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v = localToGlobal(Vec2(rect.getMaxX(), rect.getMaxY()));
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ret.size.width = v.x - ret.origin.x;
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ret.size.height = v.y - ret.origin.y;
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return ret;
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}
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Vec2 GObject::globalToLocal(const Vec2& pt)
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{
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Vec2 pt2 = UIRoot->rootToWorld(pt);
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pt2 = _displayObject->convertToNodeSpace(pt2);
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pt2.y = _size.height - pt2.y;
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if (_pivotAsAnchor)
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{
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pt2.x -= _size.width * _pivot.x;
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pt2.y -= _size.height * _pivot.y;
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}
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return pt2;
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}
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axis::Rect GObject::globalToLocal(const axis::Rect& rect)
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{
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Rect ret;
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Vec2 v = globalToLocal(rect.origin);
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ret.origin.x = v.x;
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ret.origin.y = v.y;
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v = globalToLocal(Vec2(rect.getMaxX(), rect.getMaxY()));
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ret.size.width = v.x - ret.origin.x;
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ret.size.height = v.y - ret.origin.y;
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return ret;
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}
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axis::Rect GObject::transformRect(const axis::Rect& rect, GObject* targetSpace)
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{
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if (targetSpace == this)
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return rect;
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if (targetSpace == _parent) // optimization
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{
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return Rect((_position.x + rect.origin.x) * _scale.x,
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(_position.y + rect.origin.y) * _scale.y,
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rect.size.width * _scale.x,
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rect.size.height * _scale.y);
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}
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else
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{
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float result[4]{FLT_MAX, FLT_MAX, -FLT_MAX, -FLT_MAX};
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transformRectPoint(rect.origin, result, targetSpace);
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transformRectPoint(Vec2(rect.getMaxX(), rect.origin.y), result, targetSpace);
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transformRectPoint(Vec2(rect.origin.x, rect.getMaxY()), result, targetSpace);
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transformRectPoint(Vec2(rect.getMaxX(), rect.getMaxY()), result, targetSpace);
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return Rect(result[0], result[1], result[2] - result[0], result[3] - result[1]);
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}
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}
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void GObject::transformRectPoint(const Vec2& pt, float rect[], GObject* targetSpace)
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{
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Vec2 v = localToGlobal(pt);
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if (targetSpace != nullptr)
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v = targetSpace->globalToLocal(v);
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if (rect[0] > v.x)
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rect[0] = v.x;
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if (rect[2] < v.x)
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rect[2] = v.x;
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if (rect[1] > v.y)
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rect[1] = v.y;
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if (rect[3] < v.y)
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rect[3] = v.y;
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}
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void GObject::addRelation(GObject* target, RelationType relationType, bool usePercent)
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{
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_relations->add(target, relationType, usePercent);
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}
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void GObject::removeRelation(GObject* target, RelationType relationType)
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{
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_relations->remove(target, relationType);
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}
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GearBase* GObject::getGear(int index)
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{
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GearBase* gear = _gears[index];
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if (gear == nullptr)
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{
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gear = GearBase::create(this, index);
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_gears[index] = gear;
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}
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return gear;
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}
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void GObject::updateGear(int index)
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{
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if (_underConstruct || _gearLocked)
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return;
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GearBase* gear = _gears[index];
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if (gear != nullptr && gear->getController() != nullptr)
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gear->updateState();
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}
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|
|
bool GObject::checkGearController(int index, GController* c)
|
|
{
|
|
return _gears[index] != nullptr && _gears[index]->getController() == c;
|
|
}
|
|
|
|
void GObject::updateGearFromRelations(int index, float dx, float dy)
|
|
{
|
|
if (_gears[index] != nullptr)
|
|
_gears[index]->updateFromRelations(dx, dy);
|
|
}
|
|
|
|
uint32_t GObject::addDisplayLock()
|
|
{
|
|
GearDisplay* gearDisplay = (GearDisplay*)_gears[0];
|
|
if (gearDisplay != nullptr && gearDisplay->getController() != nullptr)
|
|
{
|
|
uint32_t ret = gearDisplay->addLock();
|
|
checkGearDisplay();
|
|
|
|
return ret;
|
|
}
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
void GObject::releaseDisplayLock(uint32_t token)
|
|
{
|
|
GearDisplay* gearDisplay = (GearDisplay*)_gears[0];
|
|
if (gearDisplay != nullptr && gearDisplay->getController() != nullptr)
|
|
{
|
|
gearDisplay->releaseLock(token);
|
|
checkGearDisplay();
|
|
}
|
|
}
|
|
|
|
void GObject::checkGearDisplay()
|
|
{
|
|
if (_handlingController)
|
|
return;
|
|
|
|
bool connected = _gears[0] == nullptr || ((GearDisplay*)_gears[0])->isConnected();
|
|
if (_gears[8] != nullptr)
|
|
connected = dynamic_cast<GearDisplay2*>(_gears[8])->evaluate(connected);
|
|
|
|
if (connected != _internalVisible)
|
|
{
|
|
_internalVisible = connected;
|
|
if (_parent != nullptr)
|
|
_parent->childStateChanged(this);
|
|
if (_group != nullptr && _group->isExcludeInvisibles())
|
|
_group->setBoundsChangedFlag();
|
|
}
|
|
}
|
|
|
|
bool GObject::onStage() const
|
|
{
|
|
return _displayObject->getScene() != nullptr;
|
|
}
|
|
|
|
GObject* GObject::findParent() const
|
|
{
|
|
if (_parent != nullptr)
|
|
return _parent;
|
|
|
|
Node* pn = _displayObject->getParent();
|
|
if (pn == nullptr)
|
|
return nullptr;
|
|
|
|
while (pn != nullptr)
|
|
{
|
|
FUIContainer* fc = dynamic_cast<FUIContainer*>(pn);
|
|
if (fc != nullptr && fc->gOwner)
|
|
return fc->gOwner;
|
|
|
|
pn = pn->getParent();
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
GRoot* GObject::getRoot() const
|
|
{
|
|
GObject* p = (GObject*)this;
|
|
while (p->_parent != nullptr)
|
|
p = p->_parent;
|
|
|
|
GRoot* root = dynamic_cast<GRoot*>(p);
|
|
if (root != nullptr)
|
|
return root;
|
|
else
|
|
return UIRoot;
|
|
}
|
|
|
|
void GObject::removeFromParent()
|
|
{
|
|
if (_parent != nullptr)
|
|
_parent->removeChild(this);
|
|
}
|
|
|
|
axis::Value GObject::getProp(ObjectPropID propId)
|
|
{
|
|
switch (propId)
|
|
{
|
|
case ObjectPropID::Text:
|
|
return Value(getText());
|
|
case ObjectPropID::Icon:
|
|
return Value(getIcon());
|
|
default:
|
|
return Value::Null;
|
|
}
|
|
}
|
|
|
|
void GObject::setProp(ObjectPropID propId, const axis::Value& value)
|
|
{
|
|
switch (propId)
|
|
{
|
|
case ObjectPropID::Text:
|
|
return setText(value.asString());
|
|
case ObjectPropID::Icon:
|
|
return setIcon(value.asString());
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void GObject::constructFromResource()
|
|
{
|
|
}
|
|
|
|
GObject* GObject::hitTest(const Vec2& worldPoint, const Camera* camera)
|
|
{
|
|
if (_touchDisabled || !_touchable || !_displayObject->isVisible() || !_displayObject->getParent())
|
|
return nullptr;
|
|
|
|
Rect rect;
|
|
rect.size = _size;
|
|
//if (isScreenPointInRect(worldPoint, camera, _displayObject->getWorldToNodeTransform(), rect, nullptr))
|
|
if (rect.containsPoint(_displayObject->convertToNodeSpace(worldPoint)))
|
|
return this;
|
|
else
|
|
return nullptr;
|
|
}
|
|
|
|
void GObject::handleInit()
|
|
{
|
|
_displayObject = Node::create();
|
|
_displayObject->retain();
|
|
}
|
|
|
|
void GObject::onEnter()
|
|
{
|
|
dispatchEvent(UIEventType::Enter);
|
|
}
|
|
|
|
void GObject::onExit()
|
|
{
|
|
dispatchEvent(UIEventType::Exit);
|
|
}
|
|
|
|
void GObject::handlePositionChanged()
|
|
{
|
|
if (_displayObject)
|
|
{
|
|
Vec2 pt = _position;
|
|
pt.y = -pt.y;
|
|
if (!_pivotAsAnchor)
|
|
{
|
|
pt.x += _size.width * _pivot.x;
|
|
pt.y -= _size.height * _pivot.y;
|
|
}
|
|
if (_alignToBL)
|
|
{
|
|
if (_displayObject->getParent())
|
|
pt.y += _displayObject->getParent()->getContentSize().height;
|
|
else if (_parent != nullptr)
|
|
pt.y += _parent->_displayObject->getContentSize().height;
|
|
}
|
|
if (_pixelSnapping)
|
|
{
|
|
pt.x = (int)pt.x;
|
|
pt.y = (int)pt.y;
|
|
}
|
|
_displayObject->setPosition(pt);
|
|
}
|
|
}
|
|
|
|
void GObject::handleSizeChanged()
|
|
{
|
|
if (_displayObject)
|
|
{
|
|
if (_sizeImplType == 0 || sourceSize.width == 0 || sourceSize.height == 0)
|
|
_displayObject->setContentSize(_size);
|
|
else
|
|
_displayObject->setScale(_scale.x * _size.width / sourceSize.width, _scale.y * _size.height / sourceSize.height);
|
|
}
|
|
}
|
|
|
|
void GObject::handleScaleChanged()
|
|
{
|
|
if (_sizeImplType == 0 || sourceSize.width == 0 || sourceSize.height == 0)
|
|
_displayObject->setScale(_scale.x, _scale.y);
|
|
else
|
|
_displayObject->setScale(_scale.x * _size.width / sourceSize.width, _scale.y * _size.height / sourceSize.height);
|
|
}
|
|
|
|
void GObject::handleAlphaChanged()
|
|
{
|
|
_displayObject->setOpacity(_alpha * 255);
|
|
}
|
|
|
|
void GObject::handleGrayedChanged()
|
|
{
|
|
_finalGrayed = (_parent && _parent->_finalGrayed) || _grayed;
|
|
}
|
|
|
|
void GObject::handleVisibleChanged()
|
|
{
|
|
_displayObject->setVisible(internalVisible2());
|
|
}
|
|
|
|
void GObject::handleControllerChanged(GController* c)
|
|
{
|
|
_handlingController = true;
|
|
for (int i = 0; i < 10; i++)
|
|
{
|
|
GearBase* gear = _gears[i];
|
|
if (gear != nullptr && gear->getController() == c)
|
|
gear->apply();
|
|
}
|
|
_handlingController = false;
|
|
|
|
checkGearDisplay();
|
|
}
|
|
|
|
void GObject::setup_beforeAdd(ByteBuffer* buffer, int beginPos)
|
|
{
|
|
buffer->seek(beginPos, 0);
|
|
buffer->skip(5);
|
|
|
|
id = buffer->readS();
|
|
name = buffer->readS();
|
|
float f1 = buffer->readInt();
|
|
float f2 = buffer->readInt();
|
|
setPosition(f1, f2);
|
|
|
|
if (buffer->readBool())
|
|
{
|
|
initSize.width = buffer->readInt();
|
|
initSize.height = buffer->readInt();
|
|
setSize(initSize.width, initSize.height, true);
|
|
}
|
|
|
|
if (buffer->readBool())
|
|
{
|
|
minSize.width = buffer->readInt();
|
|
maxSize.width = buffer->readInt();
|
|
minSize.height = buffer->readInt();
|
|
maxSize.height = buffer->readInt();
|
|
}
|
|
|
|
if (buffer->readBool())
|
|
{
|
|
f1 = buffer->readFloat();
|
|
f2 = buffer->readFloat();
|
|
setScale(f1, f2);
|
|
}
|
|
|
|
if (buffer->readBool())
|
|
{
|
|
f1 = buffer->readFloat();
|
|
f2 = buffer->readFloat();
|
|
setSkewX(f1);
|
|
setSkewY(f2);
|
|
}
|
|
|
|
if (buffer->readBool())
|
|
{
|
|
f1 = buffer->readFloat();
|
|
f2 = buffer->readFloat();
|
|
setPivot(f1, f2, buffer->readBool());
|
|
}
|
|
|
|
f1 = buffer->readFloat();
|
|
if (f1 != 1)
|
|
setAlpha(f1);
|
|
|
|
f1 = buffer->readFloat();
|
|
if (f1 != 0)
|
|
setRotation(f1);
|
|
|
|
if (!buffer->readBool())
|
|
setVisible(false);
|
|
if (!buffer->readBool())
|
|
setTouchable(false);
|
|
if (buffer->readBool())
|
|
setGrayed(true);
|
|
buffer->readByte(); //blendMode
|
|
buffer->readByte(); //filter
|
|
|
|
const std::string& str = buffer->readS();
|
|
if (!str.empty())
|
|
_customData = Value(str);
|
|
}
|
|
|
|
void GObject::setup_afterAdd(ByteBuffer* buffer, int beginPos)
|
|
{
|
|
buffer->seek(beginPos, 1);
|
|
|
|
const std::string& str = buffer->readS();
|
|
if (!str.empty())
|
|
setTooltips(str);
|
|
|
|
int groupId = buffer->readShort();
|
|
if (groupId >= 0)
|
|
_group = dynamic_cast<GGroup*>(_parent->getChildAt(groupId));
|
|
|
|
buffer->seek(beginPos, 2);
|
|
|
|
int cnt = buffer->readShort();
|
|
for (int i = 0; i < cnt; i++)
|
|
{
|
|
int nextPos = buffer->readUshort();
|
|
nextPos += buffer->getPos();
|
|
|
|
GearBase* gear = getGear(buffer->readByte());
|
|
gear->setup(buffer);
|
|
|
|
buffer->setPos(nextPos);
|
|
}
|
|
}
|
|
|
|
void GObject::initDrag()
|
|
{
|
|
if (_draggable)
|
|
{
|
|
addEventListener(UIEventType::TouchBegin, CC_CALLBACK_1(GObject::onTouchBegin, this), EventTag(this));
|
|
addEventListener(UIEventType::TouchMove, CC_CALLBACK_1(GObject::onTouchMove, this), EventTag(this));
|
|
addEventListener(UIEventType::TouchEnd, CC_CALLBACK_1(GObject::onTouchEnd, this), EventTag(this));
|
|
}
|
|
else
|
|
{
|
|
removeEventListener(UIEventType::TouchBegin, EventTag(this));
|
|
removeEventListener(UIEventType::TouchMove, EventTag(this));
|
|
removeEventListener(UIEventType::TouchEnd, EventTag(this));
|
|
}
|
|
}
|
|
|
|
void GObject::dragBegin(int touchId)
|
|
{
|
|
if (_draggingObject != nullptr)
|
|
{
|
|
GObject* tmp = _draggingObject;
|
|
_draggingObject->stopDrag();
|
|
_draggingObject = nullptr;
|
|
tmp->dispatchEvent(UIEventType::DragEnd);
|
|
}
|
|
|
|
sGlobalDragStart = UIRoot->getTouchPosition(touchId);
|
|
sGlobalRect = localToGlobal(Rect(Vec2::ZERO, _size));
|
|
|
|
_draggingObject = this;
|
|
_dragTesting = true;
|
|
UIRoot->getInputProcessor()->addTouchMonitor(touchId, this);
|
|
|
|
addEventListener(UIEventType::TouchMove, CC_CALLBACK_1(GObject::onTouchMove, this), EventTag(this));
|
|
addEventListener(UIEventType::TouchEnd, CC_CALLBACK_1(GObject::onTouchEnd, this), EventTag(this));
|
|
}
|
|
|
|
void GObject::dragEnd()
|
|
{
|
|
if (_draggingObject == this)
|
|
{
|
|
_dragTesting = false;
|
|
_draggingObject = nullptr;
|
|
}
|
|
}
|
|
|
|
void GObject::onTouchBegin(EventContext* context)
|
|
{
|
|
_dragTouchStartPos = context->getInput()->getPosition();
|
|
_dragTesting = true;
|
|
context->captureTouch();
|
|
}
|
|
|
|
void GObject::onTouchMove(EventContext* context)
|
|
{
|
|
InputEvent* evt = context->getInput();
|
|
|
|
if (_draggingObject != this && _draggable && _dragTesting)
|
|
{
|
|
int sensitivity;
|
|
#ifdef CC_PLATFORM_PC
|
|
sensitivity = UIConfig::clickDragSensitivity;
|
|
#else
|
|
sensitivity = UIConfig::touchDragSensitivity;
|
|
#endif
|
|
if (std::abs(_dragTouchStartPos.x - evt->getPosition().x) < sensitivity && std::abs(_dragTouchStartPos.y - evt->getPosition().y) < sensitivity)
|
|
return;
|
|
|
|
_dragTesting = false;
|
|
if (!dispatchEvent(UIEventType::DragStart))
|
|
dragBegin(evt->getTouchId());
|
|
}
|
|
|
|
if (_draggingObject == this)
|
|
{
|
|
float xx = evt->getPosition().x - sGlobalDragStart.x + sGlobalRect.origin.x;
|
|
float yy = evt->getPosition().y - sGlobalDragStart.y + sGlobalRect.origin.y;
|
|
|
|
if (_dragBounds != nullptr)
|
|
{
|
|
Rect rect = UIRoot->localToGlobal(*_dragBounds);
|
|
if (xx < rect.origin.x)
|
|
xx = rect.origin.x;
|
|
else if (xx + sGlobalRect.size.width > rect.getMaxX())
|
|
{
|
|
xx = rect.getMaxX() - sGlobalRect.size.width;
|
|
if (xx < rect.origin.x)
|
|
xx = rect.origin.x;
|
|
}
|
|
|
|
if (yy < rect.origin.y)
|
|
yy = rect.origin.y;
|
|
else if (yy + sGlobalRect.size.height > rect.getMaxY())
|
|
{
|
|
yy = rect.getMaxY() - sGlobalRect.size.height;
|
|
if (yy < rect.origin.y)
|
|
yy = rect.origin.y;
|
|
}
|
|
}
|
|
|
|
Vec2 pt = _parent->globalToLocal(Vec2(xx, yy));
|
|
|
|
sUpdateInDragging = true;
|
|
setPosition(round(pt.x), round(pt.y));
|
|
sUpdateInDragging = false;
|
|
|
|
dispatchEvent(UIEventType::DragMove);
|
|
}
|
|
}
|
|
|
|
void GObject::onTouchEnd(EventContext* context)
|
|
{
|
|
if (_draggingObject == this)
|
|
{
|
|
_draggingObject = nullptr;
|
|
dispatchEvent(UIEventType::DragEnd);
|
|
}
|
|
}
|
|
|
|
NS_FGUI_END
|