poolwhe.blogg.se - Delphi form backgroud set bitmap

The name of the style-resource that defines the style is "panelstyle".

To see your edits, double-click the StyleContainer.įor example, the default style of is defined simply as:.

Now the StyleBook that was initially created contains all your changes.

Do the needed edits, save them, and close the view.

In the Structure pane, select the component of the control that you want to change.

After you click Edit Default Style, the empty TStyleBook is created if there was no StyleBook on the form.

Right-click the needed control and select Edit Default Style.

On controls that have borders like TPanel for instance ClipRect dimensions are smaller than the whole control dimensions.Īnd as it was already stated by Sebastian you can quickly fill the entire Bitmap surface background with a single color by using TBitmap.Clear method. If you want your bitmap to have the same size as TImage then you can easily read TImage.ClipRect.ĬlipRect is generally the rectangle which represents the inner part of the control that you are able to render on.

iwTile: tiles the TImage image to cover the entire rectangle of the TImage component.Īs for calculating rectangle for the whole bitmap.

iwStretch: stretches the image to fill the entire rectangle of this TImage component.

iwFit: best fit (keeping image proportions-the ratio between the width and height) for the TImage rectangle.iwOriginal: displays the image with its original dimensions.The WrapMode property should be one of the constants defined in the TImageWrapMode type: You can have smaller or larger Bitmap than TImage and then use one of WrapModes to determine how will that image be rendered to TImage: The reason why you have to set the Bitmap dimensions is becouse the Bitmap size is not necessary the same size as TImage.