ConfigurationControl.Camera.cs

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using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using AForge.Video.DirectShow;
using SharedObjects;

namespace Simple3DScan.UI
{
    partial class ConfigurationControl
    {
        private readonly Dictionary<string, string> videoSources = new Dictionary<string, string>();

        private readonly FilterInfoCollection filterInfoCollection = new FilterInfoCollection(FilterCategory.VideoInputDevice);

        [Log]
        private void InitCameraValues()
        {
            this.InitiateCameraDropdown();

            this.textBoxMoniker.Text = this.configuration.Camera.Moniker;

            this.textBoxCameraX.Text = this.configuration.Camera.WorldCoordinates.X.ToString(CultureInfo.InvariantCulture);
            this.textBoxCameraX.TextChanged += this.TextBoxCameraXOnTextChanged;

            this.textBoxCameraY.Text = this.configuration.Camera.WorldCoordinates.Y.ToString(CultureInfo.InvariantCulture);
            this.textBoxCameraY.TextChanged += this.TextBoxCameraYOnTextChanged;

            this.textBoxCameraZ.Text = this.configuration.Camera.WorldCoordinates.Z.ToString(CultureInfo.InvariantCulture);
            this.textBoxCameraZ.TextChanged += this.TextBoxCameraZOnTextChanged;

            this.textBoxCameraWidthCM.Text = this.configuration.Camera.WorldWidth.ToString(CultureInfo.InvariantCulture);
            this.textBoxCameraWidthCM.TextChanged += this.TextBoxCameraWidthOnTextChanged;

            this.textBoxCameraHeightPX.Text = this.configuration.Camera.Height.ToString();
            this.textBoxCameraWidthPX.Text = this.configuration.Camera.Width.ToString();
        }

        [LogException]
        private void InitiateCameraDropdown()
        {
            int i = 0;
            foreach (FilterInfo filterInfo in this.filterInfoCollection)
            {
                this.comboBoxCamera.Items.Add(filterInfo.Name);
                this.videoSources.Add(filterInfo.Name, filterInfo.MonikerString);
                if (!String.IsNullOrEmpty(this.configuration.Camera.Name) &&
                    filterInfo.Name == this.configuration.Camera.Name)
                {
                    this.comboBoxCamera.SelectedIndex = i;

                    this.SetMaxFrameSizes(filterInfo.MonikerString);

                    break;
                }
                i++;
            }

            this.comboBoxCamera.SelectedIndexChanged += this.ComboBoxCameras_SelectedIndexChanged;
        }

        [Log]
        [LogException]
        protected void ComboBoxCameras_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (!this.videoSources.ContainsKey(this.comboBoxCamera.Text))
                return;

            this.configuration.Camera.Name = this.comboBoxCamera.Text;
            this.configuration.Camera.Moniker = this.videoSources[this.comboBoxCamera.Text];

            this.textBoxMoniker.Text = this.configuration.Camera.Moniker;

            this.SetMaxFrameSizes(this.configuration.Camera.Moniker);
        }

        [Log]
        [LogException]
        private void SetMaxFrameSizes(string monikerString)
        {
            VideoCaptureDevice source = new VideoCaptureDevice(monikerString);

            if (source.VideoCapabilities.Length > 0)
            {
                VideoCapabilities max = source.VideoCapabilities.OrderBy(p => p.FrameSize.Width).Last();
                source.VideoResolution = max;
            }
            if (null != source.VideoResolution)
            {
                this.configuration.Camera.Height = source.VideoResolution.FrameSize.Height;
                this.configuration.Camera.Width = source.VideoResolution.FrameSize.Width;
                this.textBoxCameraHeightPX.Text = source.VideoResolution.FrameSize.Height.ToString();
            }
        }

        [Log]
        [LogException]
        private void TextBoxCameraXOnTextChanged(object sender, EventArgs eventArgs)
        {
            this.configuration.Camera.WorldCoordinates.X = float.Parse(this.textBoxCameraX.Text);
        }

        [Log]
        [LogException]
        private void TextBoxCameraYOnTextChanged(object sender, EventArgs eventArgs)
        {
            this.configuration.Camera.WorldCoordinates.Y = float.Parse(this.textBoxCameraY.Text);
        }

        [Log]
        [LogException]
        private void TextBoxCameraZOnTextChanged(object sender, EventArgs eventArgs)
        {
            this.configuration.Camera.WorldCoordinates.Z = float.Parse(this.textBoxCameraZ.Text);
        }

        [Log]
        [LogException]
        private void TextBoxCameraWidthOnTextChanged(object sender, EventArgs e)
        {
            this.configuration.Camera.WorldWidth = float.Parse(this.textBoxCameraWidthCM.Text);
        }

        [Log]
        [LogException]
        private void buttonLoadCameraDefaults_Click(object sender, EventArgs e)
        {
            this.DetachCameraEvents();
            this.comboBoxCamera.Items.Clear();
            string tempCamera = this.configuration.Camera.Name;
            string tempMoniker = this.configuration.Camera.Moniker;
            this.configuration.Camera = Configuration.Config.CreateDefaultCamera();
            this.configuration.Camera.Name = tempCamera;
            this.configuration.Camera.Moniker = tempMoniker;
            this.InitCameraValues();
        }

        private void DetachCameraEvents()
        {
            this.textBoxCameraX.TextChanged -= this.TextBoxCameraXOnTextChanged;
            this.textBoxCameraY.TextChanged -= this.TextBoxCameraYOnTextChanged;
            this.textBoxCameraZ.TextChanged -= this.TextBoxCameraZOnTextChanged;
            this.textBoxCameraWidthCM.TextChanged -= this.TextBoxCameraWidthOnTextChanged;
            this.comboBoxCamera.SelectedIndexChanged -= this.ComboBoxCameras_SelectedIndexChanged;
        }
    }
}