ShowRippleDlg method (LEADDlgImgEffect Control)
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Builder Syntax |
int ShowRippleDlg(Controls::TWinControl* AOwnerCtrl); |
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Delphi Syntax |
Function ShowRippleDlg (AOwnerCtrl: TWinControl ): L_INT; |
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Overview |
Refer to Using Imaging Common Dialogs. |
Remarks
(Raster Pro and above toolkits) Displays the Ripple dialog box, and gets the options for the Ripple method.
The layout and action of the dialog depends on the flags set in the DlgFlags property. Possible options are:
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Value |
Meaning |
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DLG_RIPPLE_AUTOPROCESS |
[$00000001] Process the image on OK. The LEADImage property must be assigned a Main Control containing a valid bitmap before calling this method. |
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DLG_RIPPLE_SHOW_CONTEXTHELP |
[$00000002] Dialog should contain a context sensitive help icon. |
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DLG_RIPPLE_SHOW_PREVIEW |
[$00000004] Show a preview of the image in the dialog; The LEADImage property must be assigned a Main Control containing a valid bitmap before calling this method. |
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DLG_RIPPLE_SHOW_TOOL_ZOOMLEVEL |
[$00000008] Show the "Zoom to fit" and "Zoom Normal" toolbar buttons. The DLG_RIPPLE_SHOW_PREVIEW flag must be set in order to show these buttons. |
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DLG_RIPPLE_SHOW_APPLY |
[$00000080] Show the Apply button in the dialog. The dialog will not apply any effect unless the user presses the Apply button. |
If you include DLG_RIPPLE_AUTOPROCESS or DLG_RIPPLE_SHOW_PREVIEW in the DlgFlags property, the LEADImage property must be assigned a Main Control containing a valid bitmap before calling this method.
The properties associated with this dialog box are:
Amplitude property.
Frequency property.
Phase property.
Attenuation property.
CenterPoint property.
FillColor property.
RippleFlags property.
To include a Help button in the dialog, set the ShowHelpButton property to TRUE.
The Ripple dialog can be seen below:
This dialog has the following fields:
Pivot Section:
This section contains two edit boxes and a display area for setting
the pivot point. You can also set the pivot point by right clicking on
the Before view. The Pivot point appears on the point
you just clicked.
X Edit box:
Use this to set the pivot's x-axis position in the image. Enter the value directly in the edit box or use the arrows to set the desired value.
Y Edit box:
Use this to set the pivot's y-axis position in the image. Enter the value directly in the edit box or use the arrows to set the desired value.
Cursor Pos (x,y):
Brings up the mouse position with respect to the image.
Center Button:
Use the Center button to center the Before and After views with respect
to the pivot point position.
See Also