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Root/branches/rewrite/i386/include/IOKit/hidsystem/IOHIPointing.h

Source at commit 1129 created 12 years 11 months ago.
By meklort, Change options.o so that it reloads the system config as well. Also change it so that it uses that config for variables (NOTE: if the calue exists in chameleonConfig, it's used instead.
1/*␊
2 * @APPLE_LICENSE_HEADER_START@␊
3 * ␊
4 * Copyright (c) 1999-2009 Apple Computer, Inc. All Rights Reserved.␊
5 * ␊
6 * This file contains Original Code and/or Modifications of Original Code␊
7 * as defined in and that are subject to the Apple Public Source License␊
8 * Version 2.0 (the 'License'). You may not use this file except in␊
9 * compliance with the License. Please obtain a copy of the License at␊
10 * http://www.opensource.apple.com/apsl/ and read it before using this␊
11 * file.␊
12 * ␊
13 * The Original Code and all software distributed under the License are␊
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.␊
18 * Please see the License for the specific language governing rights and␊
19 * limitations under the License.␊
20 * ␊
21 * @APPLE_LICENSE_HEADER_END@␊
22 */␊
23#ifndef _IOHIPOINTING_H␊
24#define _IOHIPOINTING_H␊
25␊
26#include <IOKit/hidsystem/IOHIPointing.h>␊
27#include <IOKit/hidsystem/IOHIDevice.h>␊
28#include <IOKit/hidsystem/IOHIDTypes.h>␊
29␊
30/* Start Action Definitions */␊
31␊
32/*␊
33 * HISTORICAL NOTE:␊
34 * The following entry points were part of the IOHIPointingEvents␊
35 * protocol.␊
36 */␊
37typedef void (*RelativePointerEventAction)(OSObject * target,␊
38 /* buttons */ int buttons,␊
39 /* deltaX */ int dx,␊
40 /* deltaY */ int dy,␊
41 /* atTime */ AbsoluteTime ts);␊
42␊
43typedef void (*AbsolutePointerEventAction)(OSObject * target,␊
44 /* buttons */ int buttons,␊
45 /* at */ IOGPoint * newLoc,␊
46 /* withBounds */ IOGBounds *bounds,␊
47 /* inProximity */ bool proximity,␊
48 /* withPressure */ int pressure,␊
49 /* withAngle */ int stylusAngle,␊
50 /* atTime */ AbsoluteTime ts);␊
51␊
52typedef void (*ScrollWheelEventAction)(OSObject * target,␊
53 short deltaAxis1,␊
54 short deltaAxis2,␊
55 short deltaAxis3,␊
56 AbsoluteTime ts);␊
57␊
58/* Event Callback Definitions */␊
59␊
60typedef void (*RelativePointerEventCallback)(␊
61 /* target */ OSObject * target,␊
62 /* buttons */ int buttons,␊
63 /* deltaX */ int dx,␊
64 /* deltaY */ int dy,␊
65 /* atTime */ AbsoluteTime ts,␊
66 /* sender */ OSObject * sender,␊
67 /* refcon */ void * refcon);␊
68␊
69typedef void (*AbsolutePointerEventCallback)(␊
70 /* target */ OSObject * target,␊
71 /* buttons */ int buttons,␊
72 /* at */ IOGPoint * newLoc,␊
73 /* withBounds */ IOGBounds *bounds,␊
74 /* inProximity */ bool proximity,␊
75 /* withPressure */ int pressure,␊
76 /* withAngle */ int stylusAngle,␊
77 /* atTime */ AbsoluteTime ts,␊
78 /* sender */ OSObject * sender,␊
79 /* refcon */ void * refcon);␊
80␊
81typedef void (*ScrollWheelEventCallback)(␊
82 /* target */ OSObject * target,␊
83 /* delta1 */ short deltaAxis1,␊
84 /* delta2 */ short deltaAxis2,␊
85 /* delta3 */ short deltaAxis3,␊
86 /* fixedDelta1 */ IOFixed fixedDelta1,␊
87 /* fixedDelta2 */ IOFixed fixedDelta2,␊
88 /* fixedDelta3 */ IOFixed fixedDelta3,␊
89 /* pointDelta1 */ SInt32 pointDelta1,␊
90 /* pointDelta2 */ SInt32 pointDelta2,␊
91 /* pointDelta3 */ SInt32 pointDelta3,␊
92 /* reserved */ SInt32 options,␊
93 /* atTime */ AbsoluteTime ts,␊
94 /* sender */ OSObject * sender,␊
95 /* refcon */ void * refcon);␊
96␊
97/* End Action Definitions */␊
98␊
99/* Default accel level parameters */␊
100#define EV_DEFAULTPOINTERACCELLEVEL 0x0000b000␊
101#define EV_DEFAULTSCROLLACCELLEVEL 0x00005000␊
102␊
103class IOHIDPointingDevice;␊
104struct ScrollAccelInfo;␊
105␊
106class IOHIPointing : public IOHIDevice␊
107{␊
108 OSDeclareDefaultStructors(IOHIPointing);␊
109 ␊
110 friend class IOHITablet;␊
111 friend class IOHIDPointing;␊
112␊
113private:␊
114 IOLock *␉␉_deviceLock; // Lock for all device access␊
115 int␉␉␉_buttonMode; // The "handedness" of the pointer␊
116 IOFixed␉␉_acceleration;␊
117 bool␉␉_convertAbsoluteToRelative;␊
118 bool␉␉_contactToMove;␊
119 bool␉␉_hadContact;␊
120 IOGPoint _previousLocation;␊
121 UInt8␉␉_pressureThresholdToClick;␉// A scale factor of 0 to 255 to determine how much pressure is necessary to generate a primary mouse click - a value of 255 means no click will be generated␊
122 void *␉␉_scaleSegments;␊
123 IOItemCount␉␉_scaleSegCount;␊
124 IOFixed␉␉_fractX;␊
125 IOFixed␉␉_fractY;␊
126␊
127 OSObject * _relativePointerEventTarget;␊
128 RelativePointerEventAction _relativePointerEventAction;␊
129 OSObject * _absolutePointerEventTarget;␊
130 AbsolutePointerEventAction _absolutePointerEventAction;␊
131 OSObject * _scrollWheelEventTarget;␊
132 ScrollWheelEventAction _scrollWheelEventAction;␊
133 ␊
134 struct ExpansionData { ␊
135 UInt32 scrollType;␊
136 ␊
137 ScrollAccelInfo * scrollWheelInfo;␊
138 ScrollAccelInfo * scrollPointerInfo;␊
139␊
140 IOFixed␉␉scrollFixedDeltaAxis1;␊
141 IOFixed␉␉scrollFixedDeltaAxis2;␊
142 IOFixed␉␉scrollFixedDeltaAxis3;␊
143 SInt32␉␉scrollPointDeltaAxis1;␊
144 SInt32␉␉scrollPointDeltaAxis2;␊
145 SInt32␉␉scrollPointDeltaAxis3;␊
146 UInt32 scrollButtonMask;␊
147␊
148 // Added to post events to the HID Manager␊
149 IOHIDPointingDevice␉* hidPointingNub;␊
150 IOService ␉␉* openClient;␊
151 ␊
152 bool␉␉isSeized;␊
153 UInt32 accelerateMode;␊
154 ␊
155 UInt32 scrollZoomMask;␊
156 bool lastScrollWasZoom;␊
157 bool scrollOff;␊
158 };␊
159␊
160 ExpansionData * _reserved;␊
161 ␊
162 void setPointingMode(UInt32 accelerateMode);␊
163 UInt32 getPointingMode ();␊
164 void setScrollType(UInt32 scrollType);␊
165 UInt32 getScrollType();␊
166␊
167 void dispatchScrollWheelEventWithAccelInfo(␊
168 SInt32 deltaAxis1,␊
169 SInt32 deltaAxis2,␊
170 SInt32 deltaAxis3,␊
171 ScrollAccelInfo * info,␊
172 AbsoluteTime ts);␊
173 ␊
174 ␊
175protected:␊
176 virtual void dispatchRelativePointerEvent(int dx,␊
177 int dy,␊
178 UInt32 buttonState,␊
179 AbsoluteTime ts);␊
180 ␊
181 virtual void dispatchAbsolutePointerEvent(IOGPoint *␉newLoc,␊
182 IOGBounds *␉bounds,␊
183 UInt32␉buttonState,␊
184 bool␉proximity,␊
185 int␉␉pressure,␊
186 int␉␉pressureMin,␊
187 int␉␉pressureMax,␊
188 int␉␉stylusAngle,␊
189 AbsoluteTime␉ts);␊
190␊
191 virtual void dispatchScrollWheelEvent(short deltaAxis1,␊
192 short deltaAxis2,␊
193 short deltaAxis3,␊
194 AbsoluteTime ts);␊
195␊
196public:␊
197 virtual bool init(OSDictionary * properties = 0);␊
198 virtual bool start(IOService * provider);␊
199 virtual void free();␊
200␊
201 virtual bool open(IOService * client,␊
202␉␉ IOOptionBits␉ options,␊
203 RelativePointerEventAction rpeAction,␊
204 AbsolutePointerEventAction apeAction,␊
205 ScrollWheelEventAction sweAction);␊
206 ␊
207 bool open( IOService *␉␉␉␉client,␊
208 IOOptionBits␉␉␉options,␊
209 void *,␊
210 RelativePointerEventCallback␉rpeCallback,␊
211 AbsolutePointerEventCallback␉apeCallback,␊
212 ScrollWheelEventCallback␉␉sweCallback);␊
213␊
214 virtual void close(IOService * client, IOOptionBits );␊
215 virtual IOReturn message( UInt32 type, IOService * provider,␊
216 void * argument = 0 );␊
217␊
218 virtual IOHIDKind hidKind();␊
219 virtual bool ␉ updateProperties( void );␊
220 virtual IOReturn setParamProperties( OSDictionary * dict );␊
221 virtual IOReturn powerStateWillChangeTo( IOPMPowerFlags powerFlags,␊
222 unsigned long newState, IOService * device);␊
223 virtual IOReturn powerStateDidChangeTo( IOPMPowerFlags powerFlags,␊
224 unsigned long newState, IOService * device);␊
225␊
226protected: // for subclasses to implement␊
227 virtual OSData * copyAccelerationTable();␊
228 virtual IOItemCount buttonCount();␊
229 virtual IOFixed resolution();␊
230␊
231 // RY: Adding method to copy scroll wheel accel table.␊
232 // Unfortunately, we don't have any padding, so this␊
233 // is going to be non-virtual.␊
234 /*virtual*/ OSData * copyScrollAccelerationTable();␊
235␊
236private:␊
237 virtual bool resetPointer();␊
238 virtual void scalePointer(int * dxp, int * dyp);␊
239 virtual void setupForAcceleration(IOFixed accl);␊
240 ␊
241 // RY: Adding methods to support scroll wheel accel.␊
242 // Unfortunately, we don't have any padding, so these␊
243 // are going to be non-virtual.␊
244 /*virtual*/ bool ␉resetScroll();␊
245 /*virtual*/ void ␉setupScrollForAcceleration(IOFixed accl);␊
246 ␊
247 // RY: We have to make sure that subclasses that will ␊
248 // take advantage of this have their defined resolution ␊
249 // in their property table.␊
250 /*virtual*/ IOFixed␉scrollResolutionForType(SInt32 type=-1);␊
251 /*virtual*/ IOFixed scrollReportRate();␊
252 /*virtual*/ OSData * copyScrollAccelerationTableForType(SInt32 type=-1);␊
253 ␊
254private:␊
255 static void _relativePointerEvent( IOHIPointing * self,␊
256␉␉␉␉ int buttons,␊
257 /* deltaX */ int dx,␊
258 /* deltaY */ int dy,␊
259 /* atTime */ AbsoluteTime ts);␊
260␊
261 /* Tablet event reporting */␊
262 static void _absolutePointerEvent(IOHIPointing * self,␊
263␉␉␉␉ int buttons,␊
264 /* at */ IOGPoint * newLoc,␊
265 /* withBounds */ IOGBounds *bounds,␊
266 /* inProximity */ bool proximity,␊
267 /* withPressure */ int pressure,␊
268 /* withAngle */ int stylusAngle,␊
269 /* atTime */ AbsoluteTime ts);␊
270␊
271 /* Mouse scroll wheel event reporting */␊
272 static void _scrollWheelEvent(IOHIPointing *self,␊
273 short deltaAxis1,␊
274 short deltaAxis2,␊
275 short deltaAxis3,␊
276 AbsoluteTime ts);␊
277␊
278};␊
279␊
280#endif /* !_IOHIPOINTING_H */␊
281

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Revision: 1129