Lines Matching defs:iDeltaZ
145 winMouseWheel (ScreenPtr pScreen, int iDeltaZ)
154 if ((pScreenPriv->iDeltaZ > 0
155 && iDeltaZ > 0)
156 || (pScreenPriv->iDeltaZ < 0
157 && iDeltaZ < 0))
160 iDeltaZ += pScreenPriv->iDeltaZ;
161 pScreenPriv->iDeltaZ = 0;
171 pScreenPriv->iDeltaZ = 0;
178 if (iDeltaZ >= WHEEL_DELTA || (-1 * iDeltaZ) >= WHEEL_DELTA)
180 pScreenPriv->iDeltaZ = 0;
183 iDeltaZ /= WHEEL_DELTA;
192 pScreenPriv->iDeltaZ = iDeltaZ;
197 if (iDeltaZ > 0)
207 * Flip iDeltaZ to positive, if negative,
211 if (iDeltaZ < 0)
213 iDeltaZ *= -1;
217 while (iDeltaZ--)