Delphi and DirectX Delphix (5): First Knowledge tdximagelist

Source: Internet
Author: User

After the new project, add separately on the form: DXDRAW1, DXImageList1;

You can then display the DELPHIX.DXG image in DXDraw1 with only four lines of code below:

procedure TForm1.Button1Click(Sender: TObject);
 DXImageList1.DXDraw := DXDraw1;
 DXImageList1.Items[0].Draw(DXDraw1.Surface, 10, 10, 0);

If you do not have dxg format image, download this example use of the image bar (download and extract to C:\Temp\):


DXImageList1 is a list of images that would have been easy to add with LoadFromFile, but now this command is very difficult to use;

But it doesn't matter, there are other ways to create an image list:

1. Double-click the DXImageList1 icon at design time ... This method is also bad, currently only support DXG and part of BMP (Dib I did not try);

2. Double-click its Items property from DXImageList1 ... This method is good and supports a variety of formats;

3, Tdximagelist is still VCL control, it can interact with other VCL; As long as the other controls can load the picture it can be used.

The following example is a second way to add two pictures, run the effect of the chart:

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