Function updateImageTransform

resources/source/js/application/content.js:445–473

* @description Updates the image coordinates and scale transformation. * @param {?number} [x = null] - The amount of pixels to translate the image along the horizontal axis. * @param {?number} [y = null] - The amount of pixels to translate the image along the vertical axis. * @param {?boolean} [s

(x = null, y = null, scale = null, reflectH = null, reflectV = null)

 * 
 */
function updateImageTransform(x = null, y = null, scale = null, reflectH = null, reflectV = null) {

	M.Transform.X = (x === null) ? M.Transform.X : x;
	M.Transform.Y = (y === null) ? M.Transform.Y : y;

    M.Transform.Scale = (scale === null) ? M.Transform.Scale : (() => {

        if (typeof scale === C.Type.BOOLEAN) {
        
            const step = (scale) ? C.Measurement.SCALE_STEP : -(C.Measurement.SCALE_STEP);

            return Math.max(0.01, M.Transform.Scale + step);
        }
        
        return scale;
    })();

    M.Transform.ReflectH = (reflectH === null) ? M.Transform.ReflectH : (reflectH) ? !M.Transform.ReflectH : false;
    M.Transform.ReflectV = (reflectV === null) ? M.Transform.ReflectV : (reflectV) ? !M.Transform.ReflectV : false;

	M.Image.style.transform = `
    
    	${C.CSS.TRANSLATE}(${M.Transform.X}${C.CSS.PX}, ${M.Transform.Y}${C.CSS.PX})
        ${C.CSS.SCALE_Y}(${(M.Transform.ReflectH) ? "-" : "+"}${M.Transform.Scale})
        ${C.CSS.SCALE_X}(${(M.Transform.ReflectV) ? "-" : "+"}${M.Transform.Scale})
    `;

    updateImageInfo();
}

/**
 * @description Resets the image to the default properties.