When a tool-button is activated, the corresponding macro is called each time the user clicks into the image.
A right-click on the button opens the options-dialog of the tool.
Complete the tool-button macro that will draw and measure a selection around the point at which the user clicks into the image!
Save the tool into the folder macros/toolsets! It will appear in the tools menu (>>).
To create the selection use
To create the Dialog you will need the commands:
var radius = 20;
var useCircle = true;
macro "Circle Tool - C00cO11cc" {
getCursorLoc(x, y, z, flags);
if (useCircle) {
makeOval(x-radius, y-radius, 2*radius+1, 2*radius+1);
} else {
makeRectangle(x-radius, y-radius, 2*radius+1, 2*radius+1);
}
roiManager("add");
run("Measure");
}
macro "Circle Tool Options" {
Dialog.create("Circle Tool Options");
Dialog.addNumber("radius: ", radius);
Dialog.addCheckbox("circular", useCircle);
Dialog.show();
radius = Dialog.getNumber();
useCircle = Dialog.getCheckbox();
}