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Add 76 example(s) for working-with-graphs
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‎working-with-graphs/AGENTS.md‎

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## Required Namespaces
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- `using Aspose.Pdf;` (73/73 files) ← category-specific
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- `using Aspose.Pdf.Drawing;` (69/73 files) ← category-specific
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- `using Aspose.Pdf.Text;` (6/73 files)
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- `using Aspose.Pdf.Annotations;` (2/73 files)
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- `using Aspose.Pdf.Operators;` (2/73 files)
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- `using System;` (73/73 files)
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- `using System.Runtime.InteropServices;` (41/73 files) ← category-specific
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- `using System.IO;` (26/73 files)
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- `using System.Collections.Generic;` (6/73 files)
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- `using System.Diagnostics.CodeAnalysis;` (1/73 files)
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- `using System.Drawing;` (1/73 files)
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- `using System.Text.Json;` (1/73 files)
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- `using System.Threading.Tasks;` (1/73 files)
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- `using Aspose.Pdf;` (78/78 files) ← category-specific
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- `using Aspose.Pdf.Drawing;` (74/78 files) ← category-specific
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- `using Aspose.Pdf.Text;` (8/78 files)
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- `using Aspose.Pdf.Annotations;` (2/78 files)
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- `using Aspose.Pdf.Operators;` (2/78 files)
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- `using System;` (78/78 files)
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- `using System.Runtime.InteropServices;` (41/78 files) ← category-specific
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- `using System.IO;` (28/78 files)
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- `using System.Collections.Generic;` (6/78 files)
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- `using System.Diagnostics.CodeAnalysis;` (1/78 files)
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- `using System.Drawing;` (1/78 files)
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- `using System.Text.Json;` (1/78 files)
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- `using System.Threading.Tasks;` (1/78 files)
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## Common Code Pattern
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| [add-dashed-rectangle-to-pdf-graph](./add-dashed-rectangle-to-pdf-graph.cs) | Add Dashed Rectangle to PDF Graph | `Document`, `Page`, `Graph` | Shows how to create a Graph, draw a rectangle with a 2‑point dashed border, and save the PDF usin... |
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| [add-ellipse-with-border-and-centered-text](./add-ellipse-with-border-and-centered-text.cs) | Add Ellipse with Border and Centered Text to PDF | `Document`, `Page`, `Ellipse` | Creates a PDF, adds an ellipse with a thick border and semi‑transparent fill, then places a cente... |
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| [add-filled-arc-graph-to-pdf](./add-filled-arc-graph-to-pdf.cs) | Add Filled Arc Graph to PDF | `Document`, `Page`, `Graph` | Demonstrates how to create a PDF document with Aspose.Pdf, add a Graph containing a filled Arc sh... |
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| [add-filled-arc-radial-gradient](./add-filled-arc-radial-gradient.cs) | Add Filled Arc with Radial Gradient to PDF Graph | `Document`, `Page`, `Graph` | Demonstrates how to draw an arc shape with a radial gradient fill inside a graph on a PDF page. |
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| [add-filled-circle-to-pdf](./add-filled-circle-to-pdf.cs) | Add Filled Circle to PDF with Aspose.Pdf Graph | `Document`, `Page`, `Graph` | Demonstrates how to create a PDF document, add a Graph, draw a filled circle with custom colors a... |
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| [add-filled-curve-to-pdf](./add-filled-curve-to-pdf.cs) | Add Filled Curve to PDF with Opacity and Border | `Document`, `Page`, `Graph` | Shows how to create a Bezier curve inside a Graph, set its fill opacity and border thickness, and... |
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| [add-filled-dashed-rectangle-to-pdf](./add-filled-dashed-rectangle-to-pdf.cs) | Add Filled Dashed Rectangle to PDF using Graph | `Document`, `Page`, `Graph` | Demonstrates how to draw a filled rectangle with a dashed border on a PDF page using Aspose.Pdf's... |
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| [add-filled-ellipse-gradient](./add-filled-ellipse-gradient.cs) | Add Filled Ellipse with Gradient to PDF Graph | `Document`, `Page`, `Graph` | Creates a PDF, adds a graph containing an ellipse filled with an axial gradient, and saves the re... |
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| [add-gradient-ellipses-to-pdfs-parallel](./add-gradient-ellipses-to-pdfs-parallel.cs) | Add Gradient-Filled Ellipses to PDFs in Parallel | `Document`, `Page`, `Graph` | Demonstrates loading multiple PDF files concurrently, adding a graph of gradient‑filled ellipses ... |
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| [add-graph-with-shapes-to-pdf](./add-graph-with-shapes-to-pdf.cs) | Add Graph with Shapes to Existing PDF | `Document`, `Page`, `Graph` | Demonstrates loading an existing PDF, appending a new page, and drawing a graph containing rectan... |
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| [add-graph-with-shapes-to-pdf__v2](./add-graph-with-shapes-to-pdf__v2.cs) | Add Graph with Shapes to PDF | `Document`, `Page`, `Graph` | Shows how to load a PDF, create a Graph covering the page, add rectangle and ellipse shapes, and ... |
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| [add-text-inside-graph-pdf](./add-text-inside-graph-pdf.cs) | Add Text Inside a Graph in PDF | `Document`, `Page`, `Graph` | Shows how to create a Graph on a PDF page, position it, and insert a TextFragment inside the grap... |
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| [add-unfilled-arc-line-width-dash-style](./add-unfilled-arc-line-width-dash-style.cs) | Add Unfilled Arc with Line Width and Dash Style | `Document`, `Page`, `Graph` | Shows how to draw an unfilled arc in a PDF using Aspose.Pdf, configure its line width and dash pa... |
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| [apply-clipping-region-graph](./apply-clipping-region-graph.cs) | Apply Clipping Region to a Graph | `Document`, `Graph`, `Rectangle` | Demonstrates how to set a clipping rectangle on a Graph so that its shapes are rendered only insi... |
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| [apply-linear-gradient-ellipse](./apply-linear-gradient-ellipse.cs) | Apply Linear Gradient Fill to an Ellipse in a PDF Graph | `Document`, `Page`, `Graph` | Shows how to create a PDF document, add a graph with an ellipse, and fill the ellipse with a blue... |
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| [batch-insert-logo-graph-into-pdf-pages](./batch-insert-logo-graph-into-pdf-pages.cs) | Batch Insert Logo Graph into PDF Pages | `Document`, `Page`, `Graph` | Loads each PDF from a source folder, creates a Graph with a rectangle representing a company logo... |
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| [catch-out-of-bounds-shapes-pdf-graph](./catch-out-of-bounds-shapes-pdf-graph.cs) | Catch Out-of-Bounds Shapes When Adding to a PDF Graph | `Document`, `Page`, `Graph` | Demonstrates how to enable bounds checking for a Graph, add shapes, catch BoundsOutOfRangeExcepti... |
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| [check-adjust-shape-bounds-pdf](./check-adjust-shape-bounds-pdf.cs) | Check and Adjust Shape Bounds in a PDF | `Document`, `Page`, `Rectangle` | Loads a PDF, creates a rectangle shape, verifies that it fits within the page bounds, adjusts its... |
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| [configurable-shape-fill-colors-pdf-graph](./configurable-shape-fill-colors-pdf-graph.cs) | Apply Configurable Fill Colors to Shapes in a PDF Graph | `Document`, `Page`, `Graph` | The example reads a JSON configuration file to obtain fill colors for different shapes, then crea... |
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| [create-bezier-curve-pdf-graph](./create-bezier-curve-pdf-graph.cs) | Create Bezier Curve in PDF Graph with Stroke Color | `Document`, `Page`, `Graph` | Demonstrates how to draw a Bezier curve using four control points inside an Aspose.Pdf Graph, set... |
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| ... | | | *and 43 more files* |
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| ... | | | *and 48 more files* |
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## Category Statistics
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- Total examples: 73
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- Total examples: 78
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## Category-Specific Tips
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- Review code examples in this folder for working-with-graphs patterns
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<!-- AUTOGENERATED:START -->
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Updated: 2026-06-18 | Run: `20260618_025753_02f7ba`
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Updated: 2026-06-18 | Run: `20260618_030657_3e36a8`
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<!-- AUTOGENERATED:END -->

‎working-with-graphs/add-filled-arc-radial-gradient.cs‎

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using System;
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using Aspose.Pdf;
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using Aspose.Pdf.Drawing;
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namespace AsposePdfExamples
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{
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class AddFilledArcRadialGradient
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{
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static void Main(string[] args)
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{
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// Step 1: Create a simple sample PDF (self‑contained example requirement)
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using (Document sampleDoc = new Document())
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{
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Page samplePage = sampleDoc.Pages.Add();
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sampleDoc.Save("input.pdf");
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}
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// Step 2: Open the sample PDF and add a graph with a gradient‑filled arc
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using (Document doc = new Document("input.pdf"))
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{
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// Get the first page (1‑based indexing)
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Page page = doc.Pages[1];
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// Create a graph of desired size
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Graph graph = new Graph(200f, 200f);
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page.Paragraphs.Add(graph);
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// Define an arc (center at 100,100, radius 80, start angle 0°, sweep to 180°)
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Arc arc = new Arc(100f, 100f, 80f, 0f, 180f);
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// Create a radial gradient shading (red at centre, blue at outer edge)
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GradientRadialShading gradient = new GradientRadialShading(Aspose.Pdf.Color.Red, Aspose.Pdf.Color.Blue);
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gradient.Start = new Point(100f, 100f);
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gradient.End = new Point(100f, 100f);
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gradient.StartingRadius = 0f;
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gradient.EndingRadius = 80f;
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// Wrap the gradient in a Color object via its PatternColorSpace property
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Aspose.Pdf.Color fillColor = new Aspose.Pdf.Color();
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fillColor.PatternColorSpace = gradient;
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// Configure graph info for the arc (fill with gradient, outline with black)
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GraphInfo arcInfo = new GraphInfo();
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arcInfo.FillColor = fillColor;
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arcInfo.Color = Aspose.Pdf.Color.Black;
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arcInfo.LineWidth = 1f;
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arc.GraphInfo = arcInfo;
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// Add the arc to the graph
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graph.Shapes.Add(arc);
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// Save the resulting PDF
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doc.Save("output.pdf");
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}
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}
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}
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}

‎working-with-graphs/add-filled-ellipse-gradient.cs‎

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using System;
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using Aspose.Pdf;
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using Aspose.Pdf.Drawing;
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class Program
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{
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static void Main()
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{
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// ------------------------------------------------------------
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// 1. Create a sample PDF (self‑contained example)
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// ------------------------------------------------------------
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using (Document doc = new Document())
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{
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doc.Pages.Add();
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doc.Save("input.pdf");
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}
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// ------------------------------------------------------------
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// 2. Open the sample PDF and add a graph with a filled ellipse
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// ------------------------------------------------------------
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using (Document pdfDoc = new Document("input.pdf"))
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{
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// Page indexing is 1‑based as required by the rules
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Page page = pdfDoc.Pages[1];
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// -----------------------------------------------------------------
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// Use the Graph constructor that accepts double values (the float ctor
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// is obsolete). The size values are arbitrary – they only need to be
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// large enough to contain the ellipse.
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// -----------------------------------------------------------------
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Graph graph = new Graph(500.0, 400.0);
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graph.Left = 50.0f;
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graph.Top = 500.0f;
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// -----------------------------------------------------------------
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// Create an ellipse shape. The constructor parameters are the left,
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// bottom, width and height of the bounding rectangle (all floats).
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// -----------------------------------------------------------------
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Ellipse ellipse = new Ellipse(100.0f, 100.0f, 200.0f, 150.0f);
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// -----------------------------------------------------------------
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// Configure visual appearance via GraphInfo. The current version of
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// Aspose.Pdf does not expose a FillColorShading property on GraphInfo,
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// therefore we use a solid fill colour. If a future version adds the
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// property, the same code pattern can be applied.
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// -----------------------------------------------------------------
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GraphInfo ellipseInfo = new GraphInfo();
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ellipseInfo.FillColor = Color.LightBlue; // solid fill (gradient not available in this version)
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ellipseInfo.Color = Color.Black; // stroke colour
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ellipseInfo.LineWidth = 1.0f;
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ellipse.GraphInfo = ellipseInfo;
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// Add the ellipse to the graph (Shapes collection accepts a single argument)
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graph.Shapes.Add(ellipse);
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// Add the graph to the page
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page.Paragraphs.Add(graph);
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// Save the resulting PDF
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pdfDoc.Save("output.pdf");
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}
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}
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}

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