/// <summary>
/// Change the fill color of a shape, docName must have a filled shape as the first shape on the first slide.
/// </summary>
/// <param name="docName">path to the file</param>
public static void SetPPTShapeColor(string docName)
{
using (PresentationDocument ppt = PresentationDocument.Open(docName, true))
{
// Get the relationship ID of the first slide.
PresentationPart part = ppt.PresentationPart;
OpenXmlElementList slideIds = part.Presentation.SlideIdList.ChildElements;
string relId = (slideIds[0] as SlideId).RelationshipId;
// Get the slide part from the relationship ID.
SlidePart slide = (SlidePart)part.GetPartById(relId);
if (slide != null)
{
// Get the shape tree that contains the shape to change.
ShapeTree tree = slide.Slide.CommonSlideData.ShapeTree;
// Get the first shape in the shape tree.
PShape shape = tree.GetFirstChild <PShape>();
if (shape != null)
{
// Get the style of the shape.
ShapeStyle style = shape.ShapeStyle;
// Get the fill reference.
FillReference fillRef = style.FillReference;
// Set the fill color to SchemeColor Accent 6;
fillRef.SchemeColor = new SchemeColor
{
Val = SchemeColorValues.Accent6
};
// Save the modified slide.
slide.Slide.Save();
}
}
}
}
private void insertLink(Slide slide, PageUrl pageUrl, int objId)
{
slide.SlidePart.AddHyperlinkRelationship(new System.Uri(pageUrl.url, System.UriKind.Absolute), true, "rId" + objId);
P.Shape shape = new P.Shape();
P.NonVisualShapeProperties nonVisualShapeProperties1 = new P.NonVisualShapeProperties()
{
NonVisualDrawingProperties = new P.NonVisualDrawingProperties()
{
Id = (UInt32Value)2U, Name = "矩形 1", HyperlinkOnClick = new A.HyperlinkOnClick()
{
Id = "rId" + objId
}
},
NonVisualShapeDrawingProperties = new P.NonVisualShapeDrawingProperties(),
ApplicationNonVisualDrawingProperties = new P.ApplicationNonVisualDrawingProperties()
};
P.ShapeProperties shapeProperties = new P.ShapeProperties()
{
Transform2D = new A.Transform2D()
{
Offset = new A.Offset()
{
X = pageUrl.origin.Width * ImageInfoUtils.RATE, Y = pageUrl.origin.Height * ImageInfoUtils.RATE
},
Extents = new A.Extents()
{
Cx = pageUrl.size.Width * ImageInfoUtils.RATE, Cy = pageUrl.size.Height * ImageInfoUtils.RATE
}
}
};
A.PresetGeometry presetGeometry = new A.PresetGeometry()
{
Preset = A.ShapeTypeValues.Rectangle, AdjustValueList = new A.AdjustValueList()
};
A.NoFill noFill = new A.NoFill();
A.Outline outline = new A.Outline();
A.NoFill noFill2 = new A.NoFill();
outline.Append(noFill2);
shapeProperties.Append(presetGeometry);
shapeProperties.Append(noFill);
shapeProperties.Append(outline);
P.ShapeStyle shapeStyle1 = new P.ShapeStyle();
A.LineReference lineReference = new A.LineReference()
{
Index = (UInt32Value)2U
};
A.SchemeColor schemeColor = new A.SchemeColor()
{
Val = A.SchemeColorValues.Accent1
};
A.Shade shade1 = new A.Shade()
{
Val = 50000
};
schemeColor.Append(shade1);
lineReference.Append(schemeColor);
A.FillReference fillReference = new A.FillReference()
{
Index = (UInt32Value)1U
};
A.SchemeColor schemeColor2 = new A.SchemeColor()
{
Val = A.SchemeColorValues.Accent1
};
fillReference.Append(schemeColor2);
A.EffectReference effectReference = new A.EffectReference()
{
Index = (UInt32Value)0U
};
A.SchemeColor schemeColor3 = new A.SchemeColor()
{
Val = A.SchemeColorValues.Accent1
};
effectReference.Append(schemeColor3);
A.FontReference fontReference = new A.FontReference()
{
Index = A.FontCollectionIndexValues.Minor
};
A.SchemeColor schemeColor4 = new A.SchemeColor()
{
Val = A.SchemeColorValues.Light1
};
fontReference.Append(schemeColor4);
shapeStyle1.Append(lineReference);
shapeStyle1.Append(fillReference);
shapeStyle1.Append(effectReference);
shapeStyle1.Append(fontReference);
P.TextBody textBody = new P.TextBody();
A.BodyProperties bodyProperties = new A.BodyProperties()
{
RightToLeftColumns = false, Anchor = A.TextAnchoringTypeValues.Center
};
A.ListStyle listStyle = new A.ListStyle();
A.Paragraph paragraph = new A.Paragraph();
A.ParagraphProperties paragraphProperties = new A.ParagraphProperties()
{
Alignment = A.TextAlignmentTypeValues.Center
};
A.EndParagraphRunProperties endParagraphRunProperties = new A.EndParagraphRunProperties()
{
Language = "zh-CN", AlternativeLanguage = "en-US"
};
paragraph.Append(paragraphProperties);
paragraph.Append(endParagraphRunProperties);
textBody.Append(bodyProperties);
textBody.Append(listStyle);
textBody.Append(paragraph);
shape.Append(nonVisualShapeProperties1);
shape.Append(shapeProperties);
shape.Append(shapeStyle1);
shape.Append(textBody);
slide.CommonSlideData.ShapeTree.AppendChild(shape);
}