Function msMoveLabelStyleDown

maplabel.c:1094–1115

* Move the style down inside the array of styles. */

 * Move the style down inside the array of styles.
 */  
int msMoveLabelStyleDown(labelObj *label, int nStyleIndex)
{
    styleObj *psTmpStyle = NULL;

    if (label && nStyleIndex < label->numstyles-1 && nStyleIndex >=0)
    {
        psTmpStyle = (styleObj *)malloc(sizeof(styleObj));
        initStyle(psTmpStyle);
        
        msCopyStyle(psTmpStyle, label->styles[nStyleIndex]);

        msCopyStyle(label->styles[nStyleIndex], 
                    label->styles[nStyleIndex+1]);
        
        msCopyStyle(label->styles[nStyleIndex+1], psTmpStyle);

        return(MS_SUCCESS);
    }
    msSetError(MS_CHILDERR, "Invalid index: %d", "msMoveLabelStyleDown()",
               nStyleIndex);
    return (MS_FAILURE);
}

/**
 * Delete the style identified by the index and shift