Function _showLayer

commands/FBVisualizationCommands.py:118–146

(layer)

def _showLayer(layer):
    layer = "(" + layer + ")"
    size = "((CGRect)[(id)" + layer + " bounds]).size"

    width = float(fb.evaluateExpression("(CGFloat)(" + size + ".width)"))
    height = float(fb.evaluateExpression("(CGFloat)(" + size + ".height)"))
    if width == 0.0 or height == 0.0:
        print(
            "Nothing to see here - the size of this element is {} x {}.".format(
                width, height
            )
        )
        return

    fb.evaluateEffect("UIGraphicsBeginImageContextWithOptions(" + size + ", NO, 0.0)")
    fb.evaluateEffect(
        "[(id)" + layer + " renderInContext:(void *)UIGraphicsGetCurrentContext()]"
    )

    result = fb.evaluateExpressionValue(
        "(UIImage *)UIGraphicsGetImageFromCurrentImageContext()"
    )
    if result.GetError() is not None and str(result.GetError()) != "success":
        print(result.GetError())
    else:
        image = result.GetValue()
        _showImage(image)

    fb.evaluateEffect("UIGraphicsEndImageContext()")


def _showPixelBuffer(target):