kmpdfkit_demo/Demo/Examples/Compdfkit_Tools/Measure/Property/MultilineProperty.xaml.cs

using ComPDFKit.PDFAnnotation;
using Compdfkit_Tools.Data;
using ComPDFKitViewer;
using ComPDFKitViewer.AnnotEvent;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace Compdfkit_Tools.Measure.Property
{
    /// <summary>
    /// MultilineProperty.xaml 的交互逻辑
    /// </summary>
    public partial class MultilineProperty : UserControl
    {
        private AnnotAttribEvent MultilineEvent { get; set; }

        public ObservableCollection<int> SizeList { get; set; } = new ObservableCollection<int>
        {
            6,8,9,10,12,14,18,20,24,26,28,32,30,32,48,72
        };

        bool IsLoadedData = false;

        public MultilineProperty()
        {
            InitializeComponent();
        }

        private void NoteTextBox_TextChanged(object sender, TextChangedEventArgs e)
        {
            if (IsLoadedData)
            {
                MultilineEvent.UpdateAttrib(AnnotAttrib.NoteText, NoteTextBox.Text);
                MultilineEvent.UpdateAnnot();
            }
        }

        private void FontStyleCombox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            if (IsLoadedData)
            {
                int selectIndex = Math.Max(0, FontStyleCombox.SelectedIndex);
                bool isBold = false;
                bool isItalic = false;

                switch (selectIndex)
                {
                    case 0:
                        isBold = false;
                        isItalic = false;
                        break;
                    case 1:
                        isBold = true;
                        isItalic = false;
                        break;
                    case 2:
                        isBold = false;
                        isItalic = true;
                        break;
                    case 3:
                        isBold = true;
                        isItalic = true;
                        break;
                    default:
                        break;
                }
                MultilineEvent?.UpdateAttrib(AnnotAttrib.IsBold, isBold);
                MultilineEvent?.UpdateAttrib(AnnotAttrib.IsItalic, isItalic);
                MultilineEvent?.UpdateAnnot();
            }
        }

        private void FontCombox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            ComboBoxItem selectItem = FontCombox.SelectedItem as ComboBoxItem;
            if (selectItem != null && selectItem.Content != null)
            {
                MultilineEvent?.UpdateAttrib(AnnotAttrib.FontName, selectItem.Content.ToString());
                MultilineEvent?.UpdateAnnot();
            }
        }

        private void FontSizeCombox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            if (IsLoadedData)
            {
                MultilineEvent.UpdateAttrib(AnnotAttrib.FontSize, (sender as ComboBox).SelectedItem);
                MultilineEvent.UpdateAnnot();
            }
        }

        private void BorderColorPickerControl_ColorChanged(object sender, EventArgs e)
        {
            SolidColorBrush checkBrush = BorderColorPickerControl.GetBrush() as SolidColorBrush;
            if (checkBrush != null)
            {
                MultilineEvent?.UpdateAttrib(AnnotAttrib.Color, checkBrush.Color);
                MultilineEvent?.UpdateAnnot();
            }
        }

        private void CPDFOpacityControl_OpacityChanged(object sender, EventArgs e)
        {
            if (IsLoadedData)
            {
                MultilineEvent?.UpdateAttrib(AnnotAttrib.Transparency, CPDFOpacityControl.OpacityValue / 100D * 255D);
                MultilineEvent?.UpdateAnnot();
            }
        }

        private void CPDFThicknessControl_ThicknessChanged(object sender, EventArgs e)
        {
            if (IsLoadedData)
            {
                MultilineEvent?.UpdateAttrib(AnnotAttrib.Thickness, CPDFThicknessControl.Thickness);
                MultilineEvent?.UpdateAnnot();
            }
        }

        private void CPDFLineStyleControl_LineStyleChanged(object sender, EventArgs e)
        {
                MultilineEvent?.UpdateAttrib(AnnotAttrib.LineStyle, CPDFLineStyleControl.DashStyle);
                MultilineEvent?.UpdateAnnot();
        }

        private void FontColorPickerControl_ColorChanged(object sender, EventArgs e)
        {
            SolidColorBrush checkBrush = FontColorPickerControl.GetBrush() as SolidColorBrush;
            if (checkBrush != null)
            {
                MultilineEvent?.UpdateAttrib(AnnotAttrib.FontColor, checkBrush.Color);
                MultilineEvent?.UpdateAnnot();
            }
        }

        public void SetAnnotArgsData(PolyLineMeasureArgs annotArgs)
        {
            Dictionary<AnnotAttrib, object> attribDict = new Dictionary<AnnotAttrib, object>();
            attribDict[AnnotAttrib.Color] = annotArgs.LineColor;
            attribDict[AnnotAttrib.Transparency] = annotArgs.Transparency;
            attribDict[AnnotAttrib.Thickness] = annotArgs.LineWidth;
            attribDict[AnnotAttrib.LineStyle] = annotArgs.LineDash;
            attribDict[AnnotAttrib.FontColor] = annotArgs.FontColor;
            attribDict[AnnotAttrib.FontName] = annotArgs.FontName;
            attribDict[AnnotAttrib.IsBold] = annotArgs.IsBold;
            attribDict[AnnotAttrib.IsItalic] = annotArgs.IsItalic;
            attribDict[AnnotAttrib.FontSize] = annotArgs.FontSize;
            attribDict[AnnotAttrib.NoteText] = annotArgs.Content;

            AnnotAttribEvent annotEvent = AnnotAttribEvent.GetAnnotAttribEvent(annotArgs, attribDict);
            SetAnnotEventData(annotEvent);
        }

        private void SetAnnotEventData(AnnotAttribEvent annotEvent)
        {
            MultilineEvent = null;
            if (annotEvent != null)
            {
                foreach (AnnotAttrib attrib in annotEvent.Attribs.Keys)
                {
                    switch (attrib)
                    {
                        case AnnotAttrib.Color:
                            BorderColorPickerControl.SetCheckedForColor((Color)annotEvent.Attribs[attrib]);
                            break;
                        case AnnotAttrib.Transparency:
                            double transparennt = Convert.ToDouble(annotEvent.Attribs[attrib]);
                            if (transparennt > 1)
                            {
                                transparennt = (transparennt / 255D);
                            }
                            CPDFOpacityControl.OpacityValue = (int)(transparennt * 100);
                            break;
                        case AnnotAttrib.Thickness:
                            CPDFThicknessControl.Thickness = Convert.ToInt16(annotEvent.Attribs[attrib]);
                            break;
                        case AnnotAttrib.LineStyle:
                            CPDFLineStyleControl.DashStyle = (DashStyle)(annotEvent.Attribs[attrib]);
                            break;
                        case AnnotAttrib.FontColor:
                            FontColorPickerControl.SetCheckedForColor((Color)annotEvent.Attribs[attrib]);
                            break;
                        case AnnotAttrib.FontName:
                            {
                                string fontName = (string)annotEvent.Attribs[AnnotAttrib.FontName];
                                if (fontName == "Courier New")
                                {
                                    FontCombox.SelectedIndex = 1;
                                }
                                else if (fontName == "Arial")
                                {
                                    FontCombox.SelectedIndex = 0;

                                }
                                else if (fontName.Contains("Times"))
                                {   
                                    FontCombox.SelectedIndex = 2;
                                }
                                else
                                {
                                    FontCombox.SelectedIndex = -1;
                                }
                            }
                            break;
                        case AnnotAttrib.FontSize:
                            SetFontSize(Convert.ToDouble(annotEvent.Attribs[attrib]));
                            break;
                        default:
                            break;
                    }
                }


                bool isBold = false;
                bool isItalic = false;
                if (annotEvent.Attribs.ContainsKey(AnnotAttrib.IsBold))
                {
                    isBold = (bool)annotEvent.Attribs[AnnotAttrib.IsBold];
                }
                if (annotEvent.Attribs.ContainsKey(AnnotAttrib.IsItalic))
                {
                    isItalic = (bool)annotEvent.Attribs[AnnotAttrib.IsItalic];
                }

                SetFontStyle(isBold, isItalic);
            }

            MultilineEvent = annotEvent;
        }

        public void SetFontStyle(bool isBold, bool isItalic)
        {
            if (isBold == false && isItalic == false)
            {
                FontStyleCombox.SelectedIndex = 0;
                return;
            }

            if (isBold && isItalic == false)
            {
                FontStyleCombox.SelectedIndex = 1;
                return;
            }

            if (isBold == false && isItalic)
            {
                FontStyleCombox.SelectedIndex = 2;
                return;
            }

            if (isBold && isItalic)
            {
                FontStyleCombox.SelectedIndex = 3;
            }
        }

        private void SetFontSize(double size)
        {
            int index = SizeList.IndexOf((int)size);
            FontSizeComboBox.SelectedIndex = index;
        }

        private void UserControl_Loaded(object sender, RoutedEventArgs e)
        {
            Binding SizeListbinding = new Binding();
            SizeListbinding.Source = this;
            SizeListbinding.Path = new System.Windows.PropertyPath("SizeList");
            FontSizeComboBox.SetBinding(ComboBox.ItemsSourceProperty, SizeListbinding);
            IsLoadedData = true;
        }

        private void UserControl_Unloaded(object sender, RoutedEventArgs e)
        {
            IsLoadedData = false;
        }
    }
}