'''' This code is part of Document Solutions for Word demos.'' Copyright (c) MESCIUS inc. All rights reserved.''Imports System.IOImports System.DrawingImports System.CollectionsImports System.Collections.GenericImports System.LinqImports GrapeCity.Documents.Word
'' This sample demonstrates the use of group shapes.'' Group shapes allow to group several shapes, '' and apply the same settings (such as fills)'' to all grouped shapes at once.Public Class GroupShapes    Function CreateDocx() As GcWordDocument        '' Layout constants:        Const N = 12        Const NCOLS = 3        Const NROWS = 4        Const SIDEX = 130        Const SIDEY = 120        Const DX = 6        Const DY = 4
        Dim doc = New GcWordDocument()
        '' Add a few ungrouped shapes to the document:        Dim shapes = AddGeometryTypes(doc, New SizeF(SIDEX, SIDEY), N, True, False)
        '' Spread out the shapes:        For i = 0 To NROWS - 1            For j = 0 To NCOLS - 1                Dim k = i * NCOLS + j                If (k >= N) Then                    Exit For                End If                shapes(k).Position.Horizontal.Offset = (SIDEX + DX) * j                shapes(k).Position.Vertical.Offset = (SIDEY + DY) * i            Next        Next
        '' Add the title:        doc.Body.Paragraphs.Insert("Group shape with an image fill", doc.Styles(BuiltInStyleId.Title), InsertLocation.Start)
        '' Add the group containing all added shapes:        Dim group As GroupShape        Using shapesRange = doc.Body.GetPersistentRange(shapes(0).Start, shapes.Last().End)            group = shapesRange.GroupShapes.Insert(RangeLocation.Whole)        End Using
        '' Adjust the group's size:        group.Size.Width.Value = SIDEX * NCOLS + DX * (NCOLS - 1)        group.Size.Height.Value = SIDEY * NROWS + DY * (NROWS - 1)
        '' Create an image fill on the group shape:        group.Fill.Type = FillType.Image        Dim bytes = File.ReadAllBytes(Path.Combine("Resources", "Images", "roofs.jpg"))        group.Fill.ImageFill.SetImage(bytes, "image/jpeg")        '' And apply it to the group:        group.ApplyGroupFill()
        Return doc    End Function
    ''' <summary>    ''' Adds a paragraph with a single empty run, and adds a shape for each available GeometryType.    ''' The fill and line colors of the shapes are varied.    ''' </summary>    ''' <param name="doc">The target document.</param>    ''' <param name="size">The size of shapes to create.</param>    ''' <param name="count">The maximum number of shapes to create (-1 for no limit).</param>    ''' <param name="skipUnfillable">Add only shapes that support fills.</param>    ''' <param name="noNames">Do not add geometry names as shape text frames.</param>    ''' <returns>The list of shapes added to the document.</returns>    Private Shared Function AddGeometryTypes(doc As GcWordDocument, size As SizeF, Optional count As Integer = -1, Optional skipUnfillable As Boolean = False, Optional noNames As Boolean = False) As List(Of Shape)
        '' Line and fill colors:        Dim lines = New Color() {Color.Blue, Color.SlateBlue, Color.Navy, Color.Indigo, Color.BlueViolet, Color.CadetBlue}        Dim line = 0        Dim fills = New Color() {Color.MistyRose, Color.BurlyWood, Color.Coral, Color.Goldenrod, Color.Orchid, Color.Orange, Color.PaleVioletRed}        Dim fill = 0
        '' The supported geometry types:        Dim geoms As GeometryType() = [Enum].GetValues(GetType(GeometryType))
        '' Add a paragraph and a run where the shapes will live:        doc.Body.Paragraphs.Add("")        Dim run = doc.Body.Runs.Last
        Dim shapes = New List(Of Shape)        For Each g In geoms            '' Line geometries do not support fills:            If skipUnfillable AndAlso g.IsLineGeometry() Then                Continue For            End If            If count = 0 Then                Exit For            End If            count -= 1
            Dim w = size.Width, h = size.Height            Dim shape = run.GetRange().Shapes.Add(w, h, g)            If Not g.IsLineGeometry() Then                shape.Fill.Type = FillType.Solid                If fill < fills.Length - 1 Then                    fill += 1                Else                    fill = 0                End If                shape.Fill.SolidFill.RGB = fills(fill)            End If            shape.Line.Width = 3            If line < lines.Length - 1 Then                line += 1            Else                line = 0            End If            shape.Line.Fill.SolidFill.RGB = lines(line)            If Not noNames AndAlso g.TextFrameSupported() Then                shape.AddTextFrame(g.ToString())            End If            shape.AlternativeText = $"This is shape {g}"            shape.Size.EffectExtent.AllEdges = 8            shapes.Add(shape)        Next        Return shapes    End FunctionEnd Class