public Canvas(IntPtr context, string data)
{
Handle = NativeCD.cdCreateCanvasStr(context, data);
if (Handle == IntPtr.Zero)
{
throw new Exception("Failed to create canvas. Control mapped?");
}
}
public void Begin(PolyMode mode)
{
NativeCD.cdCanvasBegin(Handle, (int)mode);
}
public void TransformPoint(double x, double y, out double tx, out double ty)
{
NativeCD.cdfCanvasTransformPoint(Handle, x, y, out tx, out ty);
}
public void TransformTranslate(double dx, double dy)
{
NativeCD.cdCanvasTransformTranslate(Handle, dx, dy);
}
/*public void TransformMultiply(Transform2 t)
* {
* if (t == null) return;
* double[] m = new double[] { t.ax, t.ay, t.bx, t.by, t.tx, t.ty };
* NativeCD.cdCanvasTransformMultiply(Handle, ref m[0]);
* }*/
public void TransformRotate(double angle)
{
NativeCD.cdCanvasTransformRotate(Handle, angle);
}
public void PixelToMM(int dx, int dy, out double mm_dx, out double mm_dy)
{
NativeCD.cdCanvasPixel2MM(Handle, dx, dy, out mm_dx, out mm_dy);
}
/*public Transform2 Transform
* {
* get
* {
* double[] m = new double[6];
* IntPtr raw=NativeCD.cdCanvasGetTransform(Handle);
* if (raw == IntPtr.Zero)
* return Transform2.Identity;
* Marshal.Copy(raw, m, 0, 6);
* return new Transform2(m[0], m[1], m[2], m[3], m[4], m[5]);
* }
*
* set
* {
* if (value == null)
* value = Transform2.Identity;
* double[] m = new double[] { value.ax, value.ay, value.bx, value.by, value.tx, value.ty };
* NativeCD.cdCanvasTransform(Handle, ref m[0]);
* }
* }*/
public void MM2Pixel(int mm_dx, int mm_dy, out int dx, out int dy)
{
NativeCD.cdCanvasMM2Pixel(Handle, mm_dx, mm_dy, out dx, out dy);
}
public void GetOrigin(out int x, out int y)
{
NativeCD.cdCanvasGetOrigin(Handle, out x, out y);
}
public void GetRegionBoxWorld(out double xmin, out double xmax, out double ymin, out double ymax)
{
NativeCD.wdCanvasGetRegionBox(Handle, out xmin, out xmax, out ymin, out ymax);
}
public void GetRegionBox(out int xmin, out int xmax, out int ymin, out int ymax)
{
NativeCD.cdCanvasGetRegionBox(Handle, out xmin, out xmax, out ymin, out ymax);
}
public void PathSet(PathOp op)
{
NativeCD.cdCanvasPathSet(Handle, (int)op);
}
public void End()
{
NativeCD.cdCanvasEnd(Handle);
}
public void VertexWorld(double x, double y)
{
NativeCD.wdCanvasVertex(Handle, x, y);
}
public void Vertex(double x, double y)
{
NativeCD.cdfCanvasVertex(Handle, x, y);
}
public void Vertex(int x, int y)
{
NativeCD.cdCanvasVertex(Handle, x, y);
}
public void Origin(int x, int y)
{
NativeCD.cdCanvasOrigin(Handle, x, y);
}
public void Origin(double x, double y)
{
NativeCD.cdfCanvasOrigin(Handle, x, y);
}
public void SetAttribute(string name, string data)
{
NativeCD.cdCanvasSetAttribute(Handle, name, data);
}
public void GetOrigin(out double x, out double y)
{
NativeCD.cdfCanvasGetOrigin(Handle, out x, out y);
}
public string GetAttribute(string name)
{
return(CD.PtrToStr(NativeCD.cdCanvasGetAttribute(Handle, name)));
}
public void MM2Pixel(double mm_dx, double mm_dy, out double dx, out double dy)
{
NativeCD.cdfCanvasMM2Pixel(Handle, mm_dx, mm_dy, out dx, out dy);
}
public void GetSize(out int width, out int height, out double width_mm, out double height_mm)
{
NativeCD.cdCanvasGetSize(Handle, out width, out height, out width_mm, out height_mm);
}
public void PixelToMM(double dx, double dy, out double mm_dx, out double mm_dy)
{
NativeCD.cdfCanvasPixel2MM(Handle, dx, dy, out mm_dx, out mm_dy);
}
public int UpdateYAxis(out int y)
{
return(NativeCD.cdCanvasUpdateYAxis(Handle, out y));
}
public void TransformScale(double sx, double sy)
{
NativeCD.cdCanvasTransformScale(Handle, sx, sy);
}
public double UpdateYAxis(out double y)
{
return(NativeCD.cdfCanvasUpdateYAxis(Handle, out y));
}
public void TransformPoint(int x, int y, out int tx, out int ty)
{
NativeCD.cdCanvasTransformPoint(Handle, x, y, out tx, out ty);
}
public int InvertYAxis(int y)
{
return(NativeCD.cdCanvasInvertYAxis(Handle, y));
}
public void VectorText(int x, int y, string txt)
{
NativeCD.cdCanvasVectorText(Handle, x, y, txt);
}
public double InvertYAxis(double y)
{
return(NativeCD.cdfCanvasInvertYAxis(Handle, y));
}
