DXFに画像を背景として追加する
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]DXFに画像を背景として追加する方法
問題: DXFに画像を背景として追加する方法。
ヒント: これを行うには、背景画像のためのCadRasterImageDefオブジェクトを作成し、描画のための背景として挿入するCadRasterImageオブジェクトを作成し、描画エンティティにCadRasterImageオブジェクトを追加します。
例:
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| CadRasterImageDef rasterImageDef = new CadRasterImageDef("background.jpg", 0, 0); | |
| rasterImageDef.ObjectHandle = "RefID"; | |
| rasterImageDef.SoftOwner = cadImage.Layouts["Model"].BlockTableRecordHandle; | |
| rasterImageDef.FileName = "background.jpg"; | |
| // inserts RasterImage inside dxf | |
| CadRasterImage rasterImage = new CadRasterImage( | |
| rasterImageDef, | |
| new Cad3DPoint(2700, 1300, 0), new Cad3DPoint(0.5, 0, 0), new Cad3DPoint(0, 0.5, 0)); | |
| rasterImage.ObjectHandle = newObjectID; | |
| rasterImage.SoftOwner = cadImage.Layouts["Model"].BlockTableRecordHandle; | |
| rasterImage.LayerName = "0"; | |
| rasterImage.ImageDefReference = "RefID"; | |
| rasterImage.DisplayFlags = 1; | |
| rasterImage.InsertionPoint.X = 2700; | |
| rasterImage.InsertionPoint.Y = 1300; | |
| rasterImage.UVector.X = 0.5; | |
| rasterImage.VVector.Y = 0.5; | |
| List<CadBaseEntity> entities = new List<CadBaseEntity>(cadImage.Entities); | |
| entities.Insert( | |
| 0, | |
| rasterImage); // add to the beginning to fill image with background, entities will be above | |
| cadImage.Entities = entities.ToArray(); | |
| List<CadBaseObject> objects = new List<CadBaseObject>(cadImage.Objects); | |
| objects.Add(rasterImageDef); | |
| cadImage.Objects = objects.ToArray(); | |
| cadImage.Save(...) |