DrawingLayer
The DrawingLayer class represents a drawing layer, which is used for managing and controlling drawing items.
Definition
Assembly: package com.dynamsoft.dce
class DrawingLayer
Constants
| Constants | Description |
|---|---|
DDN_LAYER_ID |
The preset DrawingLayer of Dynamsoft Document Normalizer. |
DBR_LAYER_ID |
The preset DrawingLayer of Dynamsoft Barcode Reader. |
DLR_LAYER_ID |
The preset DrawingLayer of Dynamsoft Label Recognizer. |
USER_REFINED_LAYER_BASE_ID |
The IDs of user defined Drawinglayers start from 100. |
Methods
| Method | Description |
|---|---|
DrawingLayer |
Create an DrawingLayer with the specified ID. |
getId |
Get the layer ID of the layer. |
setVisible |
Set/get the visibility of the layer. |
isVisible |
Set/get the visibility of the layer. |
addDrawingItems |
Add a group of DrawingItem to the layer. |
setDrawingItems |
Set the DrawingItems to be displayed on the layer. |
getDrawingItems |
Get all the DrawingItems on the layer. |
setDefaultStyle(style) |
Set the default style of the layer. |
setDefaultStyle(style,state,mediaType) |
Set the default style of the layer with filter options. |
clearDrawingItems |
Remove all DrawingItems from the layer. |
DrawingLayer
Create an DrawingLayer with the specified ID.
DrawingLayer(int id){}
getId
Get the layer ID of the layer.
int getId(){}
setVisible
Set the visibility of the layer.
void setVisible(boolean visible){}
Parameters
A boolean value that indicates the visibility of the layer.
isVisible
Get the visibility of the layer.
boolean isVisible(){}
Return Value
A boolean value that indicates the visibility of the layer.
addDrawingItems
Add a group of DrawingItem to the layer.
void addDrawingItems(Arraylist<DrawingItem> items){}
Parameters
items: An array of DrawingItems to be added to the layer.
setDrawingItems
Set the DrawingItems to be displayed on the layer. The previously displayed DrawingItems are removed.
void setDrawingItems(Arraylist<DrawingItem> items){}
Parameters
items: An array of DrawingItems to be set on the layer.
getDrawingItems
Get all the DrawingItems on the layer.
Arraylist<DrawingItem> getDrawingItems(){}
Return Value
An array of DrawingItems
setDefaultStyle(style)
Set the default style of the layer. A DrawingItem on the layer will use the default style if it doesn’t hold a style attribute.
void setDefaultStyle(int styleId){}
Parameters
styleId: An ID of DrawingStyle.
setDefaultStyle(style,state,mediaType)
Set the default style of the layer with filter options. A DrawingItem on the layer will use the default style if it doesn’t hold a style attribute.
void setDefaultStyle(int styleId, int state, int mediaTypes){}
Parameters
drawingStyle: An ID of DrawingStyle.
drawingItemState: Specify a group of DrawingItem state. It filters which kinds of DrawingItems will use this default style.
drawingItemMediaType: Specify a group of DrawingItem media type. It filters which kinds of DrawingItems will use this default style.
clearDrawingItems
Remove all DrawingItems from the layer.
void clearDrawingItems(){}
Yes
No