using CoreUnit.Control.UserControl.Canvas;
using System;
using System.Windows.Forms;

namespace CoreUnit.Control.UserControl.Utils
{
    public partial class ZoomCtrl : System.Windows.Forms.UserControl
    {
        private double m_defaultZoomMin = 1.2;
        private double m_defaultZoomMax = 10.0;
        private double m_zoomMin = 0, m_zoomMax = 0;
        public double ZoomMin {
            get { return m_zoomMin; }
        }
        public double ZoomMax {
            get { return m_zoomMax; }
        }
        public ZoomCtrl()
        {
            InitializeComponent();
        }
        protected CanvasCtrl m_canvasCtrl = null;
        public void Initialize(CanvasCtrl CanvasCtrl, double zoomMin, double zoomMax)
        {
            m_canvasCtrl = CanvasCtrl;
            InitializeVariable(zoomMin, zoomMax);
        }
        public void InitializeVariable(double zoomMin, double zoomMax)
        {
            m_defaultZoomMin = zoomMin;
            m_defaultZoomMax = zoomMax;
            m_zoomMin = m_defaultZoomMin;
            m_zoomMax = m_defaultZoomMax;
            tbMinZoom.Text = m_zoomMin.ToString("F2");
            tbMaxZoom.Text = m_zoomMax.ToString("f2");
        }

        private void btnZoomDefault_Click(object sender, EventArgs e)
        {
            InitializeVariable(m_defaultZoomMin, m_defaultZoomMax);
        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            try {
                bool minResult = double.TryParse(tbMinZoom.Text, out m_zoomMin);
                bool maxResult = double.TryParse(tbMaxZoom.Text, out m_zoomMax);


                if (minResult && maxResult) {
                    m_canvasCtrl.MinZoom = (float)m_zoomMin;
                    m_canvasCtrl.MaxZoom = (float)m_zoomMax;
                    m_canvasCtrl.DoInvalidate(true);
                    m_canvasCtrl.Refresh();
                } else {
                    MessageBox.Show(" Please Check Zoom Value");
                }
            } catch {
                MessageBox.Show(" Please Check Zoom Value");
            }

        }
    }
}