#include    <intuition/intuition.h>
#include    <devices/load.h>
#include    <clib/macros.h>
#include    "execdef.h"
#include    "intuidef.h"
#include    "windowinfo.h"
#include    "loadrecord.h"

#include    "NewWindowSize.proto"

#include    <exec/proto.h>

#include    "SetWindowInfo.proto"
#include    "FindMaxDataPoint.proto"
#include    "RedrawWindow.proto"

Bool
NewWindowSize(window)
    Window *window;
{
    LoadDataValue *new_start_data;
    short number_data_points_to_copy;
    LoadRecord old_record, *record;

    SetWindowInfo(window);
    for (record = (LoadRecord *)WINDOWINFO(window)->loadrecords.mlh_Head;
	 record->node.mln_Succ;
	 record = (LoadRecord *)record->node.mln_Succ)
    {
	old_record = *record;
	if (!(new_start_data = (LoadDataValue *)AllocMem(WINDOWINFO(window)->width * sizeof(LoadDataValue), 0)))
	    return FALSE;
	record->start_data = new_start_data;
	record->end_data = record->start_data + WINDOWINFO(window)->width;
	number_data_points_to_copy = MIN(old_record.next_data - old_record.start_data, WINDOWINFO(window)->width);
	record->next_data = record->start_data + number_data_points_to_copy;
	record->max_data = record->start_data + (old_record.max_data - old_record.start_data);
	CopyMemQuick(old_record.next_data - number_data_points_to_copy, record->start_data, number_data_points_to_copy * sizeof(LoadDataValue));
	if (record->max_data >= record->next_data)
	    FindMaxDataPoint(record);

	FreeMem((char *)old_record.start_data, (old_record.end_data - old_record.start_data) * sizeof(LoadDataValue));
	if (record->scale)
	{
	    record->deltay = WINDOWINFO(window)->height / record->scale;
	    record->moduloy = WINDOWINFO(window)->height / record->scale;
	}
    }
    return TRUE;
}