public virtual bool Render_Draw(ImageObj img = null)
{
double pixResoultion = 0.0005;
//提取数据信息
if (_GdalRead == null)
{
return(false);
}
IMetadataR pMetadata = (IMetadataR)_GdalRead.GetMetadata();
if (pMetadata == null)
{
return(false);
}
pMetadata.Cols = (int)Math.Floor((_Metadata.MaxX - _Metadata.MinX) / pixResoultion);
pMetadata.Rows = (int)Math.Floor((_Metadata.MaxY - _Metadata.MinY) / pixResoultion);
//绘图
if (img == null)
{
if (_Image == null)
{
_Image = new ImageObj(pMetadata.Cols, pMetadata.Rows);
}
else
{
_Image = img;
}
}
_Metadata = pMetadata;
return(true);
}
public override bool Render_Draw(ImageObj img = null)
{
//提取元数据、初始绘图对象
if (base.Render_Draw(img) == false)
{
return(false);
}
IMetadataR pMetadata = (IMetadataR)_Metadata;
if (pMetadata == null)
{
return(false);
}
//循环绘制
ImageColor pColor = null;
float[] datas = null;
bool bResult = _GdalReadR.GetDatas(1, ref datas);
for (int i = 0; i < pMetadata.Rows; i++)
{
for (int j = 0; j < pMetadata.Cols; j++)
{
pColor = GetColor(datas[i * pMetadata.Cols + j]);
//Task.Run(() => _Image.Draw(i, j, pColor.Color));
_Image.Draw(j, i, pColor.Color);
}
;
//Task.Run(() => Draws(pMetadata, i, datas));
}
return(bResult);
}
protected bool Draws(IMetadataR pMetadata, int i, float[] datas)
{
ImageColor pColor = null;
for (int j = 0; j < pMetadata.Cols; j++)
{
pColor = GetColor(datas[i * pMetadata.Cols + j]);
_Image.Draw(j, i, pColor.Color);
}
;
return(true);
}
public override bool Render_Draw(ImageObj img = null)
{
//提取数据信息
if (_GdalReadR == null)
{
return(false);
}
IMetadataR pMetadata = _GdalReadR.GetMetadataR(1);
//绘图
if (img == null)
{
if (_Image == null)
{
_Image = new ImageObj(pMetadata.Cols, pMetadata.Rows);
}
else
{
_Image = img;
}
}
_Metadata = pMetadata;
return(true);
}
