public static void DrawAllGradients()
{
var app = SampleEnvironment.Application;
var docs = app.Documents;
var stencil = docs.OpenStencil("basic_u.vss");
var master = stencil.Masters["Rectangle"];
var page = SampleEnvironment.Application.ActiveDocument.Pages.Add();
int num_cols = 7;
int num_rows = 7;
var page_size = new VA.Geometry.Size(5, 5);
SampleEnvironment.SetPageSize(page, page_size);
var lowerleft = new VA.Geometry.Point(0, 0);
var actual_page_size = SampleEnvironment.GetPageSize(page);
var page_rect = new VA.Geometry.Rectangle(lowerleft, actual_page_size);
var layout = new GridLayout(num_cols, num_rows, new VA.Geometry.Size(1, 1), master);
layout.RowDirection = RowDirection.TopToBottom;
layout.Origin = page_rect.UpperLeft;
layout.CellSpacing = new VA.Geometry.Size(0, 0);
layout.PerformLayout();
int max_grad_id = 40;
int n = 0;
foreach (var node in layout.Nodes)
{
int grad_id = n % max_grad_id;
node.Text = grad_id.ToString();
n++;
}
layout.Render(page);
var color1 = new VA.Models.Color.ColorRgb(0xffdddd);
var color2 = new VA.Models.Color.ColorRgb(0x00ffff);
var format = new VA.Shapes.ShapeFormatCells();
var writer = new SidSrcWriter();
string color1_formula = color1.ToFormula();
string color2_formula = color2.ToFormula();
n = 0;
foreach (var node in layout.Nodes)
{
short shapeid = node.ShapeID;
int grad_id = n % max_grad_id;
format.FillPattern = grad_id;
format.FillForeground = color1_formula;
format.FillBackground = color2_formula;
format.LinePattern = 0;
format.LineWeight = 0;
writer.SetValues(shapeid, format);
n++;
}
writer.CommitFormulas(page);
var bordersize = new VA.Geometry.Size(1, 1);
page.ResizeToFitContents(bordersize);
}
public IVisio.Page Render(IVisio.Document doc)
{
if (!this.IsLayedOut)
{
string msg =
string.Format("{0} usage error. {1}() before calling {2}().",
nameof(ContainerLayout), nameof(PerformLayout), nameof(Render));
throw new System.ArgumentException(msg);
}
// create a new drawing
var app = doc.Application;
var docs = app.Documents;
var pages = doc.Pages;
var page = pages.Add();
// load the stencil used to draw the items
var item_stencil = docs.OpenStencil(this.LayoutOptions.ManualItemStencil);
var item_stencil_masters = item_stencil.Masters;
var item_master = item_stencil_masters[this.LayoutOptions.ManualItemMaster];
var plain_container_master = item_stencil_masters[this.LayoutOptions.ManualContainerMaster];
var page_shapes = page.Shapes;
// Drop the container shapes
var ct_items = this.Containers.ToList();
var ct_rects = ct_items.Select(item => item.Rectangle).ToList();
var masters = ct_items.Select(i => plain_container_master).ToList();
short[] ct_shapeids = ContainerLayout.DropManyU(page, masters, ct_rects);
// associate each container with the corresponding shape oject and shape id
for (int i = 0; i < ct_items.Count; i++)
{
var ct_item = ct_items[i];
var ct_shapeid = ct_shapeids[i];
var shape = page_shapes[ct_shapeid];
ct_item.VisioShape = shape;
ct_item.ShapeID = ct_shapeid;
}
// Render the items
var items = this.ContainerItems.ToList();
var item_rects = items.Select(item => item.Rectangle).ToList();
var item_masters = items.Select(i => item_master).ToList();
short[] shapeids = ContainerLayout.DropManyU(page, item_masters, item_rects);
// Associate each item with the corresponding shape object and shape id
for (int i = 0; i < items.Count; i++)
{
var item = items[i];
var shapeid = shapeids[i];
var shape = page_shapes[shapeid];
item.VisioShape = shape;
item.ShapeID = shapeid;
}
// Often useful to show everthing because these diagrams can get large
app.ActiveWindow.ViewFit = (short)IVisio.VisWindowFit.visFitPage;
// Set the items
foreach (var item in items.Where(i => i.Text != null))
{
item.VisioShape.Text = item.Text;
}
var writer = new SidSrcWriter();
// Format the containers and shapes
foreach (var item in this.Containers)
{
this.LayoutOptions.ContainerFormatting.Apply(writer, item.ShapeID, item.ShapeID);
}
foreach (var item in this.ContainerItems)
{
this.LayoutOptions.ContainerItemFormatting.Apply(writer, item.ShapeID, item.ShapeID);
}
writer.BlastGuards = true;
writer.CommitFormulas(page);
// Set the Container Text
foreach (var ct in this.Containers)
{
if (ct.Text != null)
{
ct.Text.SetText(ct.VisioShape);
}
}
page.ResizeToFitContents();
app.ActiveWindow.ViewFit = (short)IVisio.VisWindowFit.visFitPage;
return(page);
}
