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CameraView

The CameraView class is used to display the camera preview and provides UI controlling APIs. Users can add interactable UI elements on the view.

Definition

Assembly: package com.dynamsoft.dce

class CameraView

Methods

Method Description
CameraView Create an instance of CameraView.
getDrawingLayer Get the specified DrawingLayer.
createDrawingLayer Create a new DrawingLayer.
getVisibleRegionOfVideo Get the visible region of the video streaming.
setTorchButton Add a torch button on your view.
deleteUserDefinedDrawingLayer Delete the specified drawing layer.
clearUserDefinedDrawingLayers Clear all the user-defined drawing layers.
getAllDrawingLayers Get all the drawing layers on the view.
setScanRegionMaskStyle Set the style of the scan region mask.
setTorchButtonVisible Set/get the visibility of the torch button.
isTorchButtonVisible Set/get the visibility of the torch button.
setScanRegionMaskVisible Set/get the visibility of the scan region mask.
isScanRegionMaskVisible Set/get the visibility of the scan region mask.
setScanLaserVisible Set the visibility of the scan laser.
isScanLaserVisible Get the visibility of the scan laser.
setTipConfig Set/get the tip configurations.
getTipConfig Set/get the tip configurations.
setTipVisible Set the visibility of tip.
isTipVisible Get the visibility of tip.
updateTipMessage Update the tip message.
setDrawingItemClickListener Set a DrawingItemClickListener to receive callback when DrawingItems on the view are clicked.

CameraView

The constructor. Create an instance of CameraView.

CameraView(android.content.Context context);

Parameters

frame: A CGRect value that defines the position of the view.

Return Value

An instance of CameraView.

getDrawingLayer

Get the specified DrawingLayer.

DrawingLayer getDrawingLayer(int id);

Parameters

layerId: The ID of the layer that you want to get.

Return Value

The object of the targeting layer.

createDrawingLayer

Create a new DrawingLayer.

DrawingLayer createDrawingLayer();

Return Value

The object of the layer you created.

getVisibleRegionOfVideo

Get the visible region of the video streaming.

DSRect getVisibileRegionOfVideo();

Return Value

A DSRect object (measuredInPercentage = 1) that defines the visible region of the video.

setTorchButton

Add a torch button on your view. If you are using enhanced feature - smart torch, the style of this torch button will be applied to the smart torch as well.

void setTorchButton(Point torchButtonPosition, int width, int height, Drawable torchOnImage, Drawable torchOffImage);

Parameters

torchButtonPosition: Set the top-left point of the torch button.
width: Set the width of the torch button. height: Set the height of the torch button. torchOnImage: The torch button image that you want to display when the torch is on.
torchOffImage: The torch button image that you want to display when the torch is off.

setTorchButtonVisible

Set/get the visibility of the torch button.

void setTorchButtonVisible(boolean isTorchButtonVisible);

Parameters

isVisible: A boolean value that indicate the torch button is visible.

isTorchButtonVisible

Set/get the visibility of the torch button.

void setTorchButtonVisible(boolean isTorchButtonVisible);

Return Value

A boolean value that indicate the torch button is visible.

deleteUserDefinedDrawingLayer

Delete the specified drawing layer.

Parameters

frame: The ID of the layer that you want to delete.

void deleteUserDefinedDrawingLayer(int id);

clearUserDefinedDrawingLayers

Clear all the user-defined drawing layers.

void clearUserDefinedDrawingLayers();

getAllDrawingLayers

Get all the drawing layers on the view.

Return Value

All the drawing layers. The return value includes both system drawing layers and user defined drawing layers.

DrawingLayer[] getAllDrawingLayers();

setScanRegionMaskVisible

Set the visibility of the scan region mask.

void setScanRegionMaskVisible(boolean isScanRegionVisible);

Parameters

isScanRegionVisible: A boolean value that indicates whether the scan region mask is visible.

isScanRegionMaskVisible

Get the visibility of the scan laser.

boolean isScanRegionMaskVisible();

Return Value

A boolean value that indicates whether the scan region mask is visible.

setScanRegionMaskStyle

Set the style of the scan region mask.

void setScanRegionMaskStyle(int strokeColor, int surroundingColour, float strokeWidth);

Parameters

strokeColour: The stroke colour of the scan region box.
surroundingColour: The colour of the mask around the scan region.
strokeWidth: The width of the stroke.

setScanLaserVisible

Set the visibility of the scan laser.

void setScanLaserVisible(boolean isScanRegionVisible);

Parameters

isScanRegionVisible: A boolean value that indicates whether the scan laser is visible.

isScanLaserVisible

Get the visibility of the scan laser.

boolean isScanLaserVisible();

Return Value

A boolean value that indicates whether the scan laser is visible.

setTipConfig

Set/get the tip configurations.

void setTipConfig(TipConfig tipConfig);

Parameters

tipConfig: A TipConfig object that stores the tip configuration.

getTipConfig

Set/get the tip configurations.

TipConfig getTipConfig();

Return Value

Get a TipConfig object that stores the tip configuration.

setTipVisible

Set the visibility of tip.

void setTipVisible(boolean isVisible);

Parameters

isVisible: A boolean value that indicate the tip is visible.

isTipVisible

Get the visibility of tip.

boolean isTipVisible();

Return Value

A boolean value that indicate the tip is visible.

updateTipMessage

Update the tip message. The new tip message will be immediately displayed on the view. Generally, tip messages are uploaded internally.

void updateTipMessage(String tipMessage);

Parameters

tipMessage The new message that you want to display.

setDrawingItemClickListener

Set a DrawingItemClickListener to receive callback when DrawingItems on the view are clicked.

void setDrawingItemClickListener(DrawingItemClickListener clickListener)

Parameters

clickListener: An interface instance of DrawingItemClickListener.

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