get_SaneResolution Method

In This Topic

Gets image resolution of SANE device.

Syntax

Javascript (Usage)
Javascript (Specification)

var instance = new Vintasoft.Twain.WebTwainDeviceJS(deviceName, productFamily, manufacturer, driverVersion, twainVersion, deviceManager, is64Bit);

var value; // Type: number
value = instance.get_SaneResolution();

function get_SaneResolution() : number;

Return Value

Resolution of images for current scan session.

Exceptions

Exception	Description
	Thrown if device is not opened OR error occurs during getting value of device capability.

Example

JavaScript

// Gets scan resolution of opened SANE device.
function getSaneScanResolution(saneDevice) {
    try {
        console.log("SANE device: " + saneDevice.get_DeviceName());
        // if SANE device is not opened
        if (!saneDevice.get_IsOpened()) {
            console.log("Device is not opened. Please open device.");
            return;
        }
        console.log("Scan resolution: " + saneDevice.get_SaneResolution());
    }
    catch (ex) {
        alert(ex);
    }
}

Browser Compatibility

Reference

WebTwainDeviceJS Class
WebTwainDeviceJS Members

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