RasterProcessTool/RasterMainWidgetGUI/RasterMainWidget/maplayer.cpp

#include <QObject>

#include <maplayer.h>
#include <mapcanvas.h>
#include <QDateTime>
#pragma execution_character_set("utf-8")

namespace LAMPMainWidget {

	MapLayer::MapLayer(
		const QString& id,
		LAMPMainWidget::CRS* crs,
		LAMPMainWidget::MapCanvas* mapCanvas)
		: mId(id),
		mCrs(crs),
		mZValue(-1),
		mZoomValue(kDefaultZoomValue),
		mProvider(nullptr),
		mMapCanvasMap(new MapCanvasMap(this)),
		mMapCanvas(mapCanvas) {

	}

	MapLayer::~MapLayer() {
		delete mCrs;
		delete mProvider;
	}

	MapLayer::MapLayer(const MapLayer& other) {
		mId = other.mId;
		mZValue = other.mZValue;
		mCrs = other.mCrs;
		mMapCanvas = other.mMapCanvas;
	}

	MapLayer::MapLayer(MapLayer&& other) noexcept {
		mId = other.mId;
		mZValue = other.mZValue;
		mCrs = other.mCrs;
		mMapCanvas = other.mMapCanvas;

		other.mId = QString{};
		other.mCrs = nullptr;
		other.mZValue = 0;
		other.mMapCanvas = nullptr;
	}

	MapLayer&
		MapLayer::operator=(const MapLayer& other) {
		if (this != &other) {
			mId = other.mId;
			mZValue = other.mZValue;
			mCrs = other.mCrs;
			mMapCanvas = other.mMapCanvas;
		}

		return *this;
	}

	MapLayer&
		MapLayer::operator=(MapLayer&& other) noexcept {
		if (this != &other) {
			mId = other.mId;
			mZValue = other.mZValue;
			mCrs = other.mCrs;
			mMapCanvas = other.mMapCanvas;

			other.mId = QString{};
			other.mCrs = nullptr;
			other.mZValue = 0;
			other.mMapCanvas = nullptr;
		}

		return *this;
	}

	void
		MapLayer::update() {
		if (!isVisible()) {
			qDebug() << id() << "=>图层不显示，跳过刷新操作";
			mMapCanvasMap->hide();
			return;
		}
		//qDebug() << "刷新图层内容=>" << mMapCanvas->viewExtent()<<QDateTime::currentDateTime()<<"zoom"<<mZoomValue;
		mProvider->createTask(mMapCanvas->viewExtent(), mZoomValue);
		mMapCanvasMap->show();
	}

}