/// <summary>
/// 准备定位信息,计算投影后的值，并计算范围
/// </summary>
private void ReadyLocations(IRasterDataProvider srcRaster, ISpatialReference dstSpatialRef,
out double[] xs, out double[] ys, out PrjEnvelope maxPrjEnvelope, out Size locationSize, Action <int, string> progressCallback)
{
if (progressCallback != null)
{
progressCallback(1, "读取经纬度数据集");
}
ReadLongitudeLatitude(srcRaster, out xs, out ys, out locationSize);
if (progressCallback != null)
{
progressCallback(2, "预处理经纬度数据集");
}
_rasterProjector.ComputeDstEnvelope(_srcSpatialRef, xs, ys, locationSize, dstSpatialRef, out maxPrjEnvelope, progressCallback);
}
/// <summary>
/// 准备定位信息,计算投影后的值，并计算范围
/// </summary>
private void ReadyLocations(IRasterDataProvider srcRaster, ISpatialReference dstSpatialRef, Size srcSize,
out double[] xs, out double[] ys, out PrjEnvelope maxPrjEnvelope, Action <int, string> progressCallback)
{
if (_xs == null || _ys == null)
{
throw new Exception("读取经纬度数据失败");
}
Size locationSize;
if (progressCallback != null)
{
progressCallback(1, "读取并插值经度数据集");
}
ReadLocations(srcRaster, out xs, out ys, out locationSize);
TryResetLonlatForLeftRightInvalid(xs, ys, locationSize);
if (progressCallback != null)
{
progressCallback(3, "预处理经纬度数据集");
}
_rasterProjector.ComputeDstEnvelope(_srcSpatialRef, xs, ys, srcSize, dstSpatialRef, out maxPrjEnvelope, progressCallback);
}
/// <summary> 准备定位信息,计算投影后的值，并计算范围</summary>
private void ReadyLocations(IRasterDataProvider srcRaster, ISpatialReference dstSpatialRef, Size srcSize,
out double[] xs, out double[] ys, out PrjEnvelope maxPrjEnvelope, Action <int, string> progressCallback)
{
ReadLongitudeLatitude(srcRaster, out xs, out ys);
_rasterProjector.ComputeDstEnvelope(_srcSpatialRef, xs, ys, srcSize, dstSpatialRef, out maxPrjEnvelope, progressCallback);
}
