Available in LEADTOOLS Imaging Pro, Vector, Document, and Medical Imaging toolkits. |
typedef struct _TRANSITIONDLGPARAMS
{
L_UINT uStructSize;
pBITMAPHANDLE pBitmap;
L_UINT uTransition;
COLORREF crBack;
COLORREF crFore;
L_UINT uSteps;
L_UINT uEffect;
L_UINT uGrain;
L_UINT uDelay;
L_UINT uMaxPass;
L_BOOL bTransparent;
COLORREF crTransparent;
L_UINT uWandWidth;
COLORREF crWand;
L_UINT32 uDlgFlags;
LTCOMMDLGHELPCB pfnHelpCallback;
L_VOID *pHelpCallBackUserData;
} TRANSITIONDLGPARAMS, * LPTRANSITIONDLGPARAMS ;
The TRANSITIONDLGPARAMS structure provides information used to initialize the dialog box created by the LDialogEffect::DoModalGetTransition function. After the user closes the dialog box, this structure is updated with information about the user's selections.
Member |
Description |
|
uStructSize |
Size of this structure, in bytes. Use the sizeof operator to calculate this value. |
|
pBitmap |
Ignored. |
|
uTransition |
The transition to use. Possible values are |
|
|
Value |
Meaning |
|
EFX_TRANS_SOLID |
Solid filling |
|
EFX_TRANS_HORZ_LINE |
Horizontal lines |
|
EFX_TRANS_VERT_LINE |
Vertical lines |
|
EFX_TRANS_DOWNWARD_DIAG |
Downward diagonal lines |
|
EFX_TRANS_UPWARD_DIAG |
Upward diagonal lines |
|
EFX_TRANS_CROSS |
Cross lines |
|
EFX_TRANS_DIAG_CROSS |
Diagonal cross lines |
crBack |
The background color or the starting gradient color, if a gradient transition is used. You can specify a COLORREF value, such as the return value of the Windows RGB macro, or you can use the PALETTEINDEX macro to specify a palette color. |
|
crFore |
The foreground color or the ending gradient color, if a gradient transition is used. You can specify a COLORREF value, such as the return value of the Windows RGB macro, or you can use the PALETTEINDEX macro to specify a palette color. |
|
uSteps |
Number of steps in the gradient. |
|
uEffect |
The effect to use. For a list of possible values, refer to Effect Types. |
|
uGrain |
The grain size, in pixels. |
|
uDelay |
The delay, in milliseconds |
|
uMaxPass |
The maximum number of passes. |
|
bTransparent |
Flag that indicates whether to use a transparent color. Possible values are: |
|
|
Value |
Meaning |
|
TRUE |
Use the transparent color specified in crTransparent. |
|
FALSE |
Do not use a transparent color. |
crTransparent |
The transparent color. You can specify a COLORREF value, such as the return value of the Windows RGB macro, or you can use the PALETTEINDEX macro to specify a palette color. |
|
uWandWidth |
The wand width, in pixels. |
|
crWand |
The wand color. You can specify a COLORREF value, such as the return value of the Windows RGB macro, or you can use the PALETTEINDEX macro to specify a palette color. |
|
uDlgFlags |
User interface flags for this dialog, which determine the layout and action of the dialog. Possible values are: |
|
|
Value |
Meaning |
|
DLG_TRANSITION_SHOW_CONTEXTHELP |
[0x00000001] dialog should contain a context sensitive help icon. |
|
DLG_TRANSITION_AUTOPREVIEW |
[0x00000004] auto preview when options change |
|
DLG_TRANSITION_FORECOLOR |
[0x00000008] fore color is an option |
|
DLG_TRANSITION_BACKCOLOR |
[0x00000010] back color is an option |
|
DLG_TRANSITION_DELAY |
[0x00000020] transition delay is an option |
|
DLG_TRANSITION_GRAIN |
[0x00000040] transition grain is an option |
|
DLG_TRANSITION_EFFECT |
[0x00000080] paint effect is an option |
|
DLG_TRANSITION_PASSES |
[0x00000100] transition passes is an option |
|
DLG_TRANSITION_WAND |
[0x00000200] wand is an option |
|
DLG_TRANSITION_TRANSPARENT |
[0x00000400] transparency is an option |
|
DLG_TRANSITION_GRADIENT |
[0x00000800] gradient is an option |
pfnHelpCallback |
Ignored. |
|
pHelpCallBackUserData |
Ignored. |