using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using PaintDotNet.Base.SettingModel;
using TUCamera;
using TUCAMAPI;

namespace PaintDotNet.ImageCollect.CameraComponent
{
    public partial class AdjustGainControl : UserControl
    {
        private TUCamera.TUCamera m_camera;
        private CameraParamModel m_cameraParamModel;
        private bool m_use;
        private void InitializeLanguageText()
        {
            this.groupBox2.Text = PdnResources.GetString("Menu.Gainvalueadjustment.text");
        }
        public AdjustGainControl(CameraParamModel model, bool use)
        {
            InitializeComponent();
            InitializeLanguageText();
            m_use = use;
            m_camera = TUCameraManager.GetInstance().GetCurrentCamera();
            m_cameraParamModel = model;
            InitializeControlData();

            if (m_cameraParamModel.parame.ATExposure == 1)
            {
                trbGain.Enabled = false;
                txtGain.Enabled = false;
            }
        }

        public void ReLoad(CameraParamModel model, bool use)
        {
            m_cameraParamModel = model;
            m_use = use;
            InitializeControlData();
            if (m_cameraParamModel.parame.ATExposure == 1)
            {
                trbGain.Enabled = false;
                txtGain.Enabled = false;
            }
        }

        private void InitializeControlData()
        {
            if (m_camera.IsOpen())
            {
                // Get gain range
                TUCAM_PROP_ATTR attrProp;
                attrProp = m_camera.GetGlobalGainRange();
                trbGain.SetRange((int)attrProp.dbValMin, (int)attrProp.dbValMax);
                lblGainMin.Text = trbGain.Minimum.ToString();
                lblGainMax.Text = trbGain.Maximum.ToString();
            }

            // gain
            int gainValue = m_cameraParamModel.parame.GlobalGain;
            if (gainValue >= this.trbGain.Minimum && gainValue <= this.trbGain.Maximum)
            {
                this.trbGain.Value = gainValue;
            }
        }

        private void trbGain_ValueChanged(object sender, EventArgs e)
        {
            txtGain.Text = trbGain.Value.ToString();
            m_cameraParamModel.parame.GlobalGain = trbGain.Value;
            // 设置到相机
            if (m_use)
            {
                m_camera.SetGlobalGain(m_cameraParamModel.parame.GlobalGain);   //usec
            }

        }

        private void txtGain_KeyPress(object sender, KeyPressEventArgs e)
        {
            if (!char.IsDigit(e.KeyChar) && (e.KeyChar != (char)Keys.Enter))  // 非数字键, 放弃该输入
            {
                e.Handled = true;
                return;
            }
            if (e.KeyChar == (char)Keys.Enter)
            {
                try
                {
                    int trbGainVal = Convert.ToInt32(txtGain.Text);

                    if (trbGainVal < trbGain.Minimum)
                    {
                        trbGainVal = trbGain.Minimum;
                    }
                    if (trbGainVal > trbGain.Maximum)
                    {
                        trbGainVal = trbGain.Maximum;
                    }

                    trbGain.Value = trbGainVal;

                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                }
            }
        }
    }
}