The Figure 1 show the gird tab, when the user RMC to the grid layer
Figure 1. Grid tab
The user is able to edit the layer properties as shown in Figure 2.
| Option | Description |
|---|---|
| General | The user can change layer name, show symbols and change the symbol settings. It is also to choose the style line and color ( Figure 2) |
| Labels | The user can set the text format, set the alignment and color ( Figure 3 ) |
Figure 2. Grid Layer Properties- General Tab
Figure 3. Grid Layer Properties- Label Tab
The function of Show Properties show in Figure 4
| Option | Description |
|---|---|
| None | Only the grid is displayed |
| Orthogonal Deviation | The grid cell is colored based on its orthogonality. A legend is displayed showing the scale and mean value |
| Cell Aspect Ratio | The grid cell is colored based on its aspect ratio. A legend is displayed showing the scale and mean value |
| Cell Area | The grid cell is colored based on its area. A legend is displayed showing the scale and mean value |
| Cell DX | The grid cell is colored based on its size along the X axis. A legend is displayed showing the scale and mean value |
| Cell DY | The grid cell is colored based on its size along the Y axis. A legend is displayed showing the scale and mean value |
Figure 4. Show Properties
The Figure 5 presents the Show Labels tab, which allows the user to displays cell and node index.
| Option | Description |
|---|---|
| None | Only the grid is displayed |
| Cell L index | The L index number of the grid cells is displayed |
| Cell I,J Indices | The I and J indices number of the grid cells is displayed |
| Node I,J Indices | The I and J indices number of the grid node is displayed |
Figure 5. Show Labels
The grid indexing supports the user to modify the indices ( shown in Figure 6 ).
| Option | Description |
|---|---|
| Transpose I - J Indices | The I and J indices of each cell are switched. |
| Flip I Indices | Only I indices are modified while J indices are unchanged. |
| Flip J Indices | Only J indices are modified while I indices are unchanged. |
| Rotate Indices Clockwise | The cell indices are moved along clockwise. |
| Rotate Indices Counter-Clockwise | The cell indices are moved along counter- clockwise. |
Figure 6. Grid Indexing
The grid cells can be exported to several file format as shown in Figure 7.
| Option | Description |
|---|---|
| Export To Grid+ | The file of the grid cell will has format *cvl |
| Export To RGF Grid | The file of the grid cell will has format *RGF |
| Export To EFDC Grid | The file of the grid cell will has format *inp, which can import directly to EEMS model |
| Export To Shapefile | The file of the grid cell will has format *shp |
| Export To KML | The file of the grid cell will has format *kml |
| Export To Outline | The file of the grid cell will has format *p2d |
Figure 7. Export the grid cell