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[Not supported by the Community Edition]
Specifies the gradient middle color for tri-color gradients. To make the gradient painted, the Background Mode must be set to VBKG_GRD_LINE and the Tri Color Mode must be activated.
void VpeSetBkgGradientMiddleColor(
VpeHandle hDoc,
COLORREF color_middle
)
VpeHandle hDoc
Document Handle or VPE Object Handle
COLORREF color_middle
one of the predefined "COLOR_xyz" constants described in Programmer's Manual or any RGB value
Default:
COLOR_WHITE (but the Transparent Background Mode is activated and Tri Color Mode is deactivated!)
Remarks:
Gradients do only work for rectangular objects like Boxes, Text, Ellipses, etc. Gradients are not drawn in Pies and Polygons. If a gradient mode is selected, hatching for the same object is not possible.
Example:
VpeSetBkgGradientTriColor(hDoc, TRUE);
VpeSetBkgMode(hDoc, VBKG_GRD_LINE);
VpeSetBkgGradientMiddleColorPosition(hDoc, 35);
VpeSetBkgGradientStartColor(hDoc, COLOR_LTGRAY);
VpeSetBkgGradientMiddleColor(hDoc, COLOR_WHITE);
VpeSetBkgGradientEndColor(hDoc, COLOR_DKGRAY);
VpePrint(hDoc, 1, 1, "Hello World!")
Will draw the text "Hello World!" with a gradient running from light grey over white (at a position which is 35% of the object’s height) to dark grey, which will give it a silver cylindrical appearance.