Impala Documentation

void OglGui::Slider::HorBackDrawing	(	int	y,
		int	wndW,
		int	wndH
	)			const `[inline]`

Definition at line 40 of file Slider.h.

References mMaxVal, mMinVal, OglGui::OglWindow::mOglWnd, mPrecisionIdx, mShowTicks, mShowTickValue, mThumbW, mTickInterval, and mUpsideDown.

Referenced by DisplayFunc().

00041     {
00042         char    buf[25], format[10];
00043         int     tW, tH, x, oldTickX = -100;
00044 
00045         // Show base line
00046         SetSolidLineColor(oglBLACK);
00047         DrawLine(mThumbW/2, y, wndW - mThumbW/2, y);
00048         SetSolidLineColor(oglWHITE);
00049         DrawLine(mThumbW/2, y - 1, wndW - mThumbW/2, y - 1);
00050 
00051         if (mShowTicks && (wndW > mThumbW + 40) &&
00052            (mUpsideDown ? (y - 3 > 0) : (y + 3 < wndH)))
00053         {
00054             for(int i = mMinVal; i < mMaxVal+mTickInterval; i += mTickInterval)
00055             {
00056                 int tickLen = 5;
00057 
00058                 if (i > mMaxVal) i = mMaxVal;
00059 
00060                 x = (int) (mThumbW/2 + ((i-mMinVal) / (float)(mMaxVal-mMinVal))
00061                           * (mOglWnd->width-mThumbW));
00062 
00063                 if (mShowTickValue &&
00064                    (mUpsideDown ? (y-11-tickLen > 0) : (y+16+tickLen < wndH)))
00065                 {
00066                     sprintf(format, "%%.%df", mPrecisionIdx);
00067                     sprintf(buf, format, i / pow(10.0,mPrecisionIdx));
00068                     /*
00069                     sprintf(buf, mShowValPerc ? "%.2f" : "%.0f",
00070                             i / (mShowValPerc ? 100.0f : 1.0f));
00071                     */
00072                     oglSys.GetTextExtent(mOglWnd, buf, &tW, &tH);
00073                     if (x - oldTickX > tW + 8)
00074                     {
00075                         tickLen += 3;
00076                         oldTickX = x;
00077                         int len = mUpsideDown ? -(tickLen-1+tH) : (tickLen+4);
00078                         oglSys.ShadowPrintf(mOglWnd, x - tW/2 - 1, y + len,
00079                                             oglWHITE, oglBLACK, "%s", buf);
00080                     }
00081                 }
00082                 int y1 = y + (mUpsideDown ? -2 : 2);
00083                 int y2 = y1 + (mUpsideDown ? -tickLen : tickLen);
00084                 SetSolidLineColor(oglWHITE);
00085                 DrawLine(x, y1, x, y2);
00086                 SetSolidLineColor(oglDARKGREY);
00087                 DrawLine(x-1, y1, x-1, y2);
00088             }
00089         }
00090     }