public static bool TryCreate(out SciterImage sciterImage, int width, int height, bool withAlpha)
{
var result = GraphicsApi.ImageCreate(out var imageHandle, System.Convert.ToUInt32(Math.Max(width, 0)), System.Convert.ToUInt32(Math.Max(height, 0)), withAlpha)
.IsOk();
sciterImage = result ? new SciterImage(imageHandle: imageHandle) : default;
return(result);
}
/// <summary>
/// <para>Loads image from RAW BGRA pixmap data</para>
/// <para>Size of pixmap data is pixmapWidth * pixmapHeight*4
/// construct image from B[n+0],G[n+1],R[n+2],A[n+3] data</para>
/// </summary>
public static bool TryCreate(out SciterImage sciterImage, IntPtr data, uint width, uint height, bool withAlpha)
{
var result = GraphicsApi.ImageCreateFromPixmap(out var imageHandle, width, height, withAlpha, data)
.IsOk();
sciterImage = result ? new SciterImage(imageHandle: imageHandle) : default;
return(result);
}
/// <summary>
/// Loads image from PNG or JPG image buffer
/// </summary>
public static bool TryCreate(out SciterImage sciterImage, byte[] data)
{
var result = GraphicsApi.ImageLoad(data, (uint)data.Length, out var imageHandle)
.IsOk();
sciterImage = result ? new SciterImage(imageHandle: imageHandle) : default;
return(result);
}
public static bool TryCreate(out SciterImage sciterImage, SciterValue sciterValue)
{
var v = sciterValue.ToVALUE();
var result = GraphicsApi.ValueUnWrapImage(ref v, out var imageHandle)
.IsOk();
sciterImage = result ? new SciterImage(imageHandle: imageHandle) : default;
return(result);
}
internal bool TryBlendImageInternal(SciterImage img, float x = 0f, float y = 0f)
{
//float w, h, ix, iy, iw, ih, opacity;
return(GraphicsApi.GraphicsDrawImage(this.Handle, img.Handle, x, y, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero)
.IsOk());
}
/*DON'T KNOW IF IT WORKS AND IF YOU MUST CALL gAddRef()
* SO NOT SAFE
* public SciterGraphics(SciterImage img)
* {
* var r = GraphicsApi.gCreate(img.Handle, out var gfx);
* Debug.Assert(r.IsOk());
* }
*/
internal void BlendImageInternal(SciterImage img, float x = 0f, float y = 0f)
{
TryBlendImageInternal(img: img, x: x, y: y);
}
public static bool TryBlendImage(this SciterGraphics graphics, SciterImage img, float x = 0f, float y = 0f)
{
return(graphics?.TryBlendImageInternal(img: img, x: x, y: y) == true);
}
public static SciterGraphics BlendImage(this SciterGraphics graphics, SciterImage img, float x = 0f, float y = 0f)
{
graphics?.BlendImageInternal(img: img, x: x, y: y);
return(graphics);
}
