aboutsummaryrefslogtreecommitdiff
path: root/nexgb/damage/damage.go
blob: 8fe1e389376c29a4c90b79e8faf91fae428f46e7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
package damage

/*
	This file was generated by damage.xml on May 10 2012 4:20:27pm EDT.
	This file is automatically generated. Edit at your peril!
*/

import (
	"github.com/BurntSushi/xgb"

	"github.com/BurntSushi/xgb/xfixes"
	"github.com/BurntSushi/xgb/xproto"
)

// Init must be called before using the DAMAGE extension.
func Init(c *xgb.Conn) error {
	reply, err := xproto.QueryExtension(c, 6, "DAMAGE").Reply()
	switch {
	case err != nil:
		return err
	case !reply.Present:
		return xgb.Errorf("No extension named DAMAGE could be found on on the server.")
	}

	xgb.ExtLock.Lock()
	c.Extensions["DAMAGE"] = reply.MajorOpcode
	for evNum, fun := range xgb.NewExtEventFuncs["DAMAGE"] {
		xgb.NewEventFuncs[int(reply.FirstEvent)+evNum] = fun
	}
	for errNum, fun := range xgb.NewExtErrorFuncs["DAMAGE"] {
		xgb.NewErrorFuncs[int(reply.FirstError)+errNum] = fun
	}
	xgb.ExtLock.Unlock()

	return nil
}

func init() {
	xgb.NewExtEventFuncs["DAMAGE"] = make(map[int]xgb.NewEventFun)
	xgb.NewExtErrorFuncs["DAMAGE"] = make(map[int]xgb.NewErrorFun)
}

// Skipping definition for base type 'Float'

// Skipping definition for base type 'Card8'

// Skipping definition for base type 'Int16'

// Skipping definition for base type 'Int32'

// Skipping definition for base type 'Void'

// Skipping definition for base type 'Byte'

// Skipping definition for base type 'Int8'

// Skipping definition for base type 'Card16'

// Skipping definition for base type 'Char'

// Skipping definition for base type 'Card32'

// Skipping definition for base type 'Double'

// Skipping definition for base type 'Bool'

const (
	ReportLevelRawRectangles   = 0
	ReportLevelDeltaRectangles = 1
	ReportLevelBoundingBox     = 2
	ReportLevelNonEmpty        = 3
)

type Damage uint32

func NewDamageId(c *xgb.Conn) (Damage, error) {
	id, err := c.NewId()
	if err != nil {
		return 0, err
	}
	return Damage(id), nil
}

// Event definition Notify (0)
// Size: 32

const Notify = 0

type NotifyEvent struct {
	Sequence  uint16
	Level     byte
	Drawable  xproto.Drawable
	Damage    Damage
	Timestamp xproto.Timestamp
	Area      xproto.Rectangle
	Geometry  xproto.Rectangle
}

// Event read Notify
func NotifyEventNew(buf []byte) xgb.Event {
	v := NotifyEvent{}
	b := 1 // don't read event number

	v.Level = buf[b]
	b += 1

	v.Sequence = xgb.Get16(buf[b:])
	b += 2

	v.Drawable = xproto.Drawable(xgb.Get32(buf[b:]))
	b += 4

	v.Damage = Damage(xgb.Get32(buf[b:]))
	b += 4

	v.Timestamp = xproto.Timestamp(xgb.Get32(buf[b:]))
	b += 4

	v.Area = xproto.Rectangle{}
	b += xproto.RectangleRead(buf[b:], &v.Area)

	v.Geometry = xproto.Rectangle{}
	b += xproto.RectangleRead(buf[b:], &v.Geometry)

	return v
}

// Event write Notify
func (v NotifyEvent) Bytes() []byte {
	buf := make([]byte, 32)
	b := 0

	// write event number
	buf[b] = 0
	b += 1

	buf[b] = v.Level
	b += 1

	b += 2 // skip sequence number

	xgb.Put32(buf[b:], uint32(v.Drawable))
	b += 4

	xgb.Put32(buf[b:], uint32(v.Damage))
	b += 4

	xgb.Put32(buf[b:], uint32(v.Timestamp))
	b += 4

	{
		structBytes := v.Area.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	{
		structBytes := v.Geometry.Bytes()
		copy(buf[b:], structBytes)
		b += xgb.Pad(len(structBytes))
	}

	return buf
}

func (v NotifyEvent) ImplementsEvent() {}

func (v NotifyEvent) SequenceId() uint16 {
	return v.Sequence
}

func (v NotifyEvent) String() string {
	fieldVals := make([]string, 0, 6)
	fieldVals = append(fieldVals, xgb.Sprintf("Sequence: %d", v.Sequence))
	fieldVals = append(fieldVals, xgb.Sprintf("Level: %d", v.Level))
	fieldVals = append(fieldVals, xgb.Sprintf("Drawable: %d", v.Drawable))
	fieldVals = append(fieldVals, xgb.Sprintf("Damage: %d", v.Damage))
	fieldVals = append(fieldVals, xgb.Sprintf("Timestamp: %d", v.Timestamp))
	return "Notify {" + xgb.StringsJoin(fieldVals, ", ") + "}"
}

func init() {
	xgb.NewExtEventFuncs["DAMAGE"][0] = NotifyEventNew
}

// Error definition BadDamage (0)
// Size: 32

const BadBadDamage = 0

type BadDamageError struct {
	Sequence uint16
	NiceName string
}

// Error read BadDamage
func BadDamageErrorNew(buf []byte) xgb.Error {
	v := BadDamageError{}
	v.NiceName = "BadDamage"

	b := 1 // skip error determinant
	b += 1 // don't read error number

	v.Sequence = xgb.Get16(buf[b:])
	b += 2

	return v
}

func (err BadDamageError) ImplementsError() {}

func (err BadDamageError) SequenceId() uint16 {
	return err.Sequence
}

func (err BadDamageError) BadId() uint32 {
	return 0
}

func (err BadDamageError) Error() string {
	fieldVals := make([]string, 0, 0)
	fieldVals = append(fieldVals, "NiceName: "+err.NiceName)
	fieldVals = append(fieldVals, xgb.Sprintf("Sequence: %d", err.Sequence))
	return "BadBadDamage {" + xgb.StringsJoin(fieldVals, ", ") + "}"
}

func init() {
	xgb.NewExtErrorFuncs["DAMAGE"][0] = BadDamageErrorNew
}

// Request QueryVersion
// size: 12
type QueryVersionCookie struct {
	*xgb.Cookie
}

func QueryVersion(c *xgb.Conn, ClientMajorVersion uint32, ClientMinorVersion uint32) QueryVersionCookie {
	cookie := c.NewCookie(true, true)
	c.NewRequest(queryVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie)
	return QueryVersionCookie{cookie}
}

func QueryVersionUnchecked(c *xgb.Conn, ClientMajorVersion uint32, ClientMinorVersion uint32) QueryVersionCookie {
	cookie := c.NewCookie(false, true)
	c.NewRequest(queryVersionRequest(c, ClientMajorVersion, ClientMinorVersion), cookie)
	return QueryVersionCookie{cookie}
}

// Request reply for QueryVersion
// size: 32
type QueryVersionReply struct {
	Sequence uint16
	Length   uint32
	// padding: 1 bytes
	MajorVersion uint32
	MinorVersion uint32
	// padding: 16 bytes
}

// Waits and reads reply data from request QueryVersion
func (cook QueryVersionCookie) Reply() (*QueryVersionReply, error) {
	buf, err := cook.Cookie.Reply()
	if err != nil {
		return nil, err
	}
	if buf == nil {
		return nil, nil
	}
	return queryVersionReply(buf), nil
}

// Read reply into structure from buffer for QueryVersion
func queryVersionReply(buf []byte) *QueryVersionReply {
	v := new(QueryVersionReply)
	b := 1 // skip reply determinant

	b += 1 // padding

	v.Sequence = xgb.Get16(buf[b:])
	b += 2

	v.Length = xgb.Get32(buf[b:]) // 4-byte units
	b += 4

	v.MajorVersion = xgb.Get32(buf[b:])
	b += 4

	v.MinorVersion = xgb.Get32(buf[b:])
	b += 4

	b += 16 // padding

	return v
}

// Write request to wire for QueryVersion
func queryVersionRequest(c *xgb.Conn, ClientMajorVersion uint32, ClientMinorVersion uint32) []byte {
	size := 12
	b := 0
	buf := make([]byte, size)

	buf[b] = c.Extensions["DAMAGE"]
	b += 1

	buf[b] = 0 // request opcode
	b += 1

	xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
	b += 2

	xgb.Put32(buf[b:], ClientMajorVersion)
	b += 4

	xgb.Put32(buf[b:], ClientMinorVersion)
	b += 4

	return buf
}

// Request Create
// size: 16
type CreateCookie struct {
	*xgb.Cookie
}

// Write request to wire for Create
func Create(c *xgb.Conn, Damage Damage, Drawable xproto.Drawable, Level byte) CreateCookie {
	cookie := c.NewCookie(false, false)
	c.NewRequest(createRequest(c, Damage, Drawable, Level), cookie)
	return CreateCookie{cookie}
}

func CreateChecked(c *xgb.Conn, Damage Damage, Drawable xproto.Drawable, Level byte) CreateCookie {
	cookie := c.NewCookie(true, false)
	c.NewRequest(createRequest(c, Damage, Drawable, Level), cookie)
	return CreateCookie{cookie}
}

func (cook CreateCookie) Check() error {
	return cook.Cookie.Check()
}

// Write request to wire for Create
func createRequest(c *xgb.Conn, Damage Damage, Drawable xproto.Drawable, Level byte) []byte {
	size := 16
	b := 0
	buf := make([]byte, size)

	buf[b] = c.Extensions["DAMAGE"]
	b += 1

	buf[b] = 1 // request opcode
	b += 1

	xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
	b += 2

	xgb.Put32(buf[b:], uint32(Damage))
	b += 4

	xgb.Put32(buf[b:], uint32(Drawable))
	b += 4

	buf[b] = Level
	b += 1

	b += 3 // padding

	return buf
}

// Request Destroy
// size: 8
type DestroyCookie struct {
	*xgb.Cookie
}

// Write request to wire for Destroy
func Destroy(c *xgb.Conn, Damage Damage) DestroyCookie {
	cookie := c.NewCookie(false, false)
	c.NewRequest(destroyRequest(c, Damage), cookie)
	return DestroyCookie{cookie}
}

func DestroyChecked(c *xgb.Conn, Damage Damage) DestroyCookie {
	cookie := c.NewCookie(true, false)
	c.NewRequest(destroyRequest(c, Damage), cookie)
	return DestroyCookie{cookie}
}

func (cook DestroyCookie) Check() error {
	return cook.Cookie.Check()
}

// Write request to wire for Destroy
func destroyRequest(c *xgb.Conn, Damage Damage) []byte {
	size := 8
	b := 0
	buf := make([]byte, size)

	buf[b] = c.Extensions["DAMAGE"]
	b += 1

	buf[b] = 2 // request opcode
	b += 1

	xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
	b += 2

	xgb.Put32(buf[b:], uint32(Damage))
	b += 4

	return buf
}

// Request Subtract
// size: 16
type SubtractCookie struct {
	*xgb.Cookie
}

// Write request to wire for Subtract
func Subtract(c *xgb.Conn, Damage Damage, Repair xfixes.Region, Parts xfixes.Region) SubtractCookie {
	cookie := c.NewCookie(false, false)
	c.NewRequest(subtractRequest(c, Damage, Repair, Parts), cookie)
	return SubtractCookie{cookie}
}

func SubtractChecked(c *xgb.Conn, Damage Damage, Repair xfixes.Region, Parts xfixes.Region) SubtractCookie {
	cookie := c.NewCookie(true, false)
	c.NewRequest(subtractRequest(c, Damage, Repair, Parts), cookie)
	return SubtractCookie{cookie}
}

func (cook SubtractCookie) Check() error {
	return cook.Cookie.Check()
}

// Write request to wire for Subtract
func subtractRequest(c *xgb.Conn, Damage Damage, Repair xfixes.Region, Parts xfixes.Region) []byte {
	size := 16
	b := 0
	buf := make([]byte, size)

	buf[b] = c.Extensions["DAMAGE"]
	b += 1

	buf[b] = 3 // request opcode
	b += 1

	xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
	b += 2

	xgb.Put32(buf[b:], uint32(Damage))
	b += 4

	xgb.Put32(buf[b:], uint32(Repair))
	b += 4

	xgb.Put32(buf[b:], uint32(Parts))
	b += 4

	return buf
}

// Request Add
// size: 12
type AddCookie struct {
	*xgb.Cookie
}

// Write request to wire for Add
func Add(c *xgb.Conn, Drawable xproto.Drawable, Region xfixes.Region) AddCookie {
	cookie := c.NewCookie(false, false)
	c.NewRequest(addRequest(c, Drawable, Region), cookie)
	return AddCookie{cookie}
}

func AddChecked(c *xgb.Conn, Drawable xproto.Drawable, Region xfixes.Region) AddCookie {
	cookie := c.NewCookie(true, false)
	c.NewRequest(addRequest(c, Drawable, Region), cookie)
	return AddCookie{cookie}
}

func (cook AddCookie) Check() error {
	return cook.Cookie.Check()
}

// Write request to wire for Add
func addRequest(c *xgb.Conn, Drawable xproto.Drawable, Region xfixes.Region) []byte {
	size := 12
	b := 0
	buf := make([]byte, size)

	buf[b] = c.Extensions["DAMAGE"]
	b += 1

	buf[b] = 4 // request opcode
	b += 1

	xgb.Put16(buf[b:], uint16(size/4)) // write request size in 4-byte units
	b += 2

	xgb.Put32(buf[b:], uint32(Drawable))
	b += 4

	xgb.Put32(buf[b:], uint32(Region))
	b += 4

	return buf
}