#include "CompositeWidgetManager.h"

#include "common/RecourceHelper.h"
#include "viewer/OsgViewUI.h"

CompositeWidgetManager::CompositeWidgetManager(void)
{
	_center = false;
	_local_x = 0.0;
	_local_y = 0.0;
	_N = false;
	_autoHome = false;
	_center_x = 742;
	_center_y = 542;
	_bAllow = true;

	_state = CompositeWidgetManager::DEFAULT;

	_mouseDirection = osg::Vec2(0, 0);
	_canvasN = new osgWidget::Canvas("canvasN");
	_canvasN->setOrigin(742, 542);
	_canvasN->setRotate(45);
	_canvasN->getBackground()->setColor(1, 0, 0, 0);
	_canvasN->setStrata(osgWidget::Window::STRATA_FOREGROUND);
	_canvasN->setVisibilityMode(osgWidget::Window::VM_ENTIRE);

	
	_canvasO = new osgWidget::Canvas("canvasO");
	_canvasO->setOrigin(715, 515);
	_canvasO->getBackground()->setColor(0, 1, 0, 0);
	_canvasO->setStrata(osgWidget::Window::STRATA_FOREGROUND);
	_canvasO->setVisibilityMode(osgWidget::Window::VM_ENTIRE);

	_canvasBackGround = new osgWidget::Canvas("canvasBackGround");
	_canvasBackGround->setOrigin(697, 497);
	_canvasBackGround->getBackground()->setColor(0, 0, 0, 0);
	_canvasBackGround->setVisibilityMode(osgWidget::Window::VM_ENTIRE);
	_canvasBackGround->setStrata(osgWidget::Window::STRATA_FOREGROUND);

	_canvasFX = new osgWidget::Canvas("FX");
	_canvasFX->setOrigin(742, 540);
	_canvasFX->getBackground()->setColor(0, 0, 0, 0);
	_canvasFX->setVisibilityMode(osgWidget::Window::VM_ENTIRE);
	_canvasFX->setRotate(45);
	_canvasFX->setStrata(osgWidget::Window::STRATA_FOREGROUND);

	const std::string texturePath = RecourceHelper::Get().GetResourcesPath().toStdString();

	_bgLayer1 = new CompositeWidget("backGround1", 54, 54, texturePath +"/northarrow/touming.png", "background", osgWidget::Widget::LAYER_TOP, this);
	_bgLayer2 = new BackGroundWidget("backGround2", 12, 12, texturePath + "/northarrow/_n.png");
	_bgLayer3 = new BackGroundWidget("backGround3", 84, 84, texturePath + "/northarrow/lookbackground.png");
	_bgLayer4 = new BackGroundWidget("backGround4", 54, 54, texturePath + "/northarrow/looknorm.png");
	_bgShadow = new BackGroundWidget("background_shadow", 54, 54, texturePath + "/northarrow/ringshadow.png");

	_widgetCenter = new CompositeWidget("center", 15, 15, texturePath + "/northarrow/center1.png", "center", osgWidget::Widget::LAYER_TOP, this);

	_widgetN = new CompositeWidget("N", 12, 12, texturePath + "/northarrow/_n.png", "N", osgWidget::Widget::LAYER_TOP, this);

	_widgetFX = new BackGroundWidget("light", 60, 60, texturePath + "/northarrow/spotlight.png");
	_widgetFXBackground = new BackGroundWidget("light_background", 51, 51, texturePath + "/northarrow/touming.png");

	_canvasO->addWidget(_widgetCenter, 19, 20);
	_canvasO->addWidget(_bgLayer1, 0, 0);
	_canvasO->addWidget(_bgShadow, 0, 0);
	_canvasO->getBackground()->setColor(0, 0, 0, 0);

	_canvasN->addWidget(_bgLayer2, 19, 18);
	_canvasN->addWidget(_widgetN, 19, 18);
	_canvasN->getBackground()->setColor(0, 0, 0, 0);

	_canvasBackGround->addWidget(_bgLayer3, 0, 0);
	_canvasBackGround->addWidget(_bgLayer4, 14, 14);
	_canvasBackGround->getBackground()->setColor(0, 0, 0, 0);

	_canvasFX->addWidget(_widgetFX, 0, 0);
	_canvasFX->addWidget(_widgetFXBackground, 0, 0);
	_canvasFX->getBackground()->setColor(0, 0, 0, 0);
}

CompositeWidgetManager::~CompositeWidgetManager(void)
{
	delete 	_canvasN;		
	delete	_canvasO;		
	delete	_canvasBackGround;
	delete	_canvasFX;

	delete  _bgLayer1;
	delete  _bgLayer2;
	delete	_bgLayer3;
	delete	_bgLayer4;
	delete  _bgShadow;

	delete	_widgetCenter;
	delete	_widgetN;

	delete	_widgetFX;
}

void CompositeWidgetManager::ResetCanvasPosition(double x, double y)
{
	_canvasN->setOrigin(x - 100 + 42, y - 100 + 42);	
	_canvasO->setOrigin(x - 100 + 15, y - 100 + 14);
	_canvasBackGround->setOrigin(x - 100, y - 100);
	_canvasFX->setOrigin(x - 100 + 42, y - 100 + 40);

	_canvasN->resize();		
	_canvasO->resize();	
	_canvasBackGround->resize();
	_canvasFX->resize();

	_center_x = x - 100 + 42;
	_center_y = y - 100 + 42;
}

void CompositeWidgetManager::SendPosition()
{
	_mouseDirection = osg::Vec2(_local_x, _local_y);
	if (_center == 0 && _state != CompositeWidgetManager::MOUSE_DRAG && _autoHome != true)
	{
		QVariantList varList;
		varList.push_back(QVariant(_mouseDirection.x()));
		varList.push_back(QVariant(_mouseDirection.y()));
		//emit signalPitch(QVariant(varList));
	}
	else if (_state == CompositeWidgetManager::MOUSE_DRAG || _autoHome == true)
	{
		QVariantList varList;
		varList.push_back(QVariant(_mouseDirection.x()));
		varList.push_back(QVariant(_mouseDirection.y()));
		//emit signalHeading(QVariant(varList));
	}
	else
	{
		osg::Vec2 pos = _mouseDirection;
		pos[0] = pos.x()* 0.2;
		pos[1] = pos.y()* 0.1;

		QVariantList varList;
		varList.push_back(QVariant(pos.x()));
		varList.push_back(QVariant(pos.y()));
		//emit signalTraval(QVariant(varList));
	}
}

void CompositeWidgetManager::SetHeading(double angle)
{
	_canvasN->setRotate(angle + 45);
	_canvasN->update();
}


void CompositeWidgetManager::AttachViewUI(OsgViewUI* ui) {
	ui->addChild(_canvasO);
    ui->addChild(_canvasN);
    ui->addChild(_canvasFX);
    ui->addChild(_canvasBackGround);
}

//void CompositeWidgetManager::slotHeading(double angle)
//{
//	SetHeading(angle);
//}