toolchaineditor.py 27.9 KB
Newer Older
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
# vim: set fileencoding=utf-8 :
###############################################################################
#                                                                             #
# Copyright (c) 2019 Idiap Research Institute, http://www.idiap.ch/           #
# Contact: beat.support@idiap.ch                                              #
#                                                                             #
# This file is part of the beat.editor module of the BEAT platform.           #
#                                                                             #
# Commercial License Usage                                                    #
# Licensees holding valid commercial BEAT licenses may use this file in       #
# accordance with the terms contained in a written agreement between you      #
# and Idiap. For further information contact tto@idiap.ch                     #
#                                                                             #
# Alternatively, this file may be used under the terms of the GNU Affero      #
# Public License version 3 as published by the Free Software and appearing    #
# in the file LICENSE.AGPL included in the packaging of this file.            #
# The BEAT platform is distributed in the hope that it will be useful, but    #
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY  #
# or FITNESS FOR A PARTICULAR PURPOSE.                                        #
#                                                                             #
# You should have received a copy of the GNU Affero Public License along      #
# with the BEAT platform. If not, see http://www.gnu.org/licenses/.           #
#                                                                             #
###############################################################################

26
27
28
import simplejson as json

from enum import Enum
29

30
31
32
33
34
35
36
37
38
39
40
41
from PyQt5.QtCore import Qt
from PyQt5.QtCore import QRect
from PyQt5.QtCore import QRectF
from PyQt5.QtCore import QPointF
from PyQt5.QtCore import pyqtSignal

from PyQt5.QtGui import QColor
from PyQt5.QtGui import QBrush
from PyQt5.QtGui import QPen
from PyQt5.QtGui import QFont
from PyQt5.QtGui import QFontMetrics
from PyQt5.QtGui import QPainterPath
42
from PyQt5.QtGui import QTransform
43
44
45

from PyQt5.QtWidgets import QVBoxLayout
from PyQt5.QtWidgets import QWidget
46
47
48
49
from PyQt5.QtWidgets import QGraphicsView
from PyQt5.QtWidgets import QGraphicsItem
from PyQt5.QtWidgets import QGraphicsPathItem
from PyQt5.QtWidgets import QGraphicsObject
50

51
from ..backend.asset import AssetType
52
from ..backend.assetmodel import AssetModel
53
from ..decorators import frozen
Samuel GAIST's avatar
Samuel GAIST committed
54

55
from .editor import AbstractAssetEditor
56
57
58
from .drawing_space import DrawingSpace


59
class BasePin(QGraphicsObject):
60
61
    """Base class for pin graphics"""

62
63
    dataChanged = pyqtSignal()

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
    def __init__(self, parent, pin, block, pin_brush, pin_pen):

        super().__init__(parent=parent)

        # Highlight
        self.setAcceptHoverEvents(True)

        # Storage
        self.pin_type = None
        self.pin = pin
        self.block = block
        self.brush = pin_brush
        self.pen = pin_pen
        self.block_object = parent

    def shape(self):
        """Define the circle shape of a Pin object"""

        path = QPainterPath()
        path.addRect(self.boundingRect())
        return path

    def paint(self, painter, option, widget):
        """Paint the Pin"""

        painter.setBrush(self.brush)
        painter.setPen(self.pen)

        painter.drawEllipse(self.boundingRect())

94
    def mousePressEvent(self, event):
95
        """Painting connection initiated"""
96
97
98
99
100

        self.new_connection = Connection(self.block_object.connection_style)
        self.block_object.scene().addItem(self.new_connection)

    def mouseMoveEvent(self, event):
101
        """Painting connection in progress"""
102

103
104
105
106
107
108
109
110
111
112
113
114
        # Only one single connection allowed from input pin
        if isinstance(self, InputPin):
            # Check if connection exist and remove if it does
            for connection in self.block_object.toolchain.connections:
                if (
                    connection.end_block == self.block_object
                    and connection.end_pin == self
                ):
                    self.block_object.toolchain.connections.remove(connection)
                    self.block_object.scene().removeItem(connection)
                    self.dataChanged.emit()

115
116
117
118
        mouse_position = self.mapToScene(event.pos())
        self.new_connection.set_new_connection_pins_coordinates(self, mouse_position)

    def mouseReleaseEvent(self, event):
119
        """Painting connection ended - validation required"""
120
121
122
123
124
125

        self.block_object.scene().removeItem(self.new_connection)
        target = self.block_object.scene().itemAt(
            event.scenePos().toPoint(), QTransform()
        )

126
        if isinstance(target, BasePin):
127

128
129
130
            if isinstance(self, OutputPin):
                start = self
                end = target
131
            else:
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
                start = target
                end = self

            if Connection(self.block_object.connection_style).check_validity(
                start, end
            ):

                # Find the corresponding channel
                connection_settings = {}
                if start.block_object.type == BlockType.DATASETS.name:
                    connection_settings["channel"] = start.block_object.name
                else:
                    connection_settings[
                        "channel"
                    ] = start.block_object.synchronized_channel

                # Create the connection
                connection_settings["from"] = start.block + "." + start.pin
                connection_settings["to"] = end.block + "." + end.pin

                channel_colors = self.block_object.toolchain.json_object[
                    "representation"
                ]["channel_colors"]

                connection = Connection(self.block_object.connection_style)
                connection.load(
                    self.block_object.toolchain, connection_settings, channel_colors
                )
160
161
162

                self.dataChanged.emit()

163
164
                self.block_object.toolchain.connections.append(connection)
                self.block_object.toolchain.scene.addItem(connection)
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
    def get_center_point(self):
        """Get the center coordinates of the Pin(x,y)"""

        rect = self.boundingRect()
        pin_center_point = QPointF(
            rect.x() + rect.width() / 2.0, rect.y() + rect.height() / 2.0
        )

        return self.mapToScene(pin_center_point)


class InputPin(BasePin):
    def __init__(self, parent, pin, block, pin_brush, pin_pen):

        super().__init__(parent, pin, block, pin_brush, pin_pen)

    def boundingRect(self):
        """Bounding rect around pin object"""

        height = self.block_object.height / 2.0
        width = height

        x = -(width / 2.0)
        y = (
            self.block_object.height
            + self.block_object.inputs.index(self.pin) * self.block_object.height
        )

        rect = QRectF(QRect(x, y, width, height))
        return rect


class OutputPin(BasePin):
    def __init__(self, parent, pin, block, pin_brush, pin_pen):

        super().__init__(parent, pin, block, pin_brush, pin_pen)

    def boundingRect(self):
        """ bounding rect width by height.
        """

        height = self.block_object.height / 2.0
        width = height

        x = self.block_object.custom_width - (width / 2.0)
        y = (
            self.block_object.height
            + self.block_object.outputs.index(self.pin) * self.block_object.height
        )

        rect = QRectF(QRect(x, y, width, height))
        return rect


class Connection(QGraphicsPathItem):
221
    def __init__(self, style):
222
223
224

        super().__init__()

225
226
227
228
229
230
231
        self.start_block_name = None
        self.start_pin_name = None
        self.start_pin_center_point = None
        self.end_block_name = None
        self.end_pin_name = None
        self.end_pin_center_point = None
        self.channel = None
232

233
        self.connection_color = []
234
235
236
237
238
239
240
241

        self.set_style(style)

    def set_style(self, config):

        # Highlight
        self.setAcceptHoverEvents(True)

242
243
        # Geometry and color settings
        self.connection_color = config["color"]
244

245
        self.connection_pen = QPen()
246
        self.connection_pen.setColor(QColor(*self.connection_color))
247
        self.connection_pen.setWidth(config["width"])
248

249
250
251
252
253
    def drawCubicBezierCurve(self):

        self.setPen(self.connection_pen)

        path = QPainterPath()
254
255
256
257
258
259
        middle_point_x = (
            self.end_pin_center_point.x() - self.start_pin_center_point.x()
        ) / 2.0
        middle_point_y = (
            self.end_pin_center_point.y() - self.start_pin_center_point.y()
        ) / 2.0
260
        second_middle_point_y = (
261
            self.end_pin_center_point.y() - self.start_pin_center_point.y()
262
263
264
        ) / 4.0
        control_point = QPointF(middle_point_x, middle_point_y)
        second_control_point = QPointF(middle_point_x, second_middle_point_y)
265
        path.moveTo(self.start_pin_center_point)
266
        path.cubicTo(
267
268
269
            self.start_pin_center_point + control_point,
            self.end_pin_center_point - second_control_point,
            self.end_pin_center_point,
270
271
272
273
        )

        self.setPath(path)

274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
    def set_moved_block_pins_coordinates(self):
        self.start_pin_center_point = self.start_pin.get_center_point()
        self.end_pin_center_point = self.end_pin.get_center_point()

        self.drawCubicBezierCurve()

    def set_new_connection_pins_coordinates(self, selected_pin, mouse_position):

        if isinstance(selected_pin, OutputPin):
            self.start_block_name = selected_pin.block
            self.start_pin_name = selected_pin.pin
            self.start_pin = selected_pin
            self.start_pin_center_point = self.start_pin.get_center_point()
            self.end_pin_center_point = mouse_position
        if isinstance(selected_pin, InputPin):
            self.end_block_name = selected_pin.block
            self.end_pin_name = selected_pin.pin
            self.end_pin = selected_pin
            self.end_pin_center_point = self.end_pin.get_center_point()
            self.start_pin_center_point = mouse_position

        self.drawCubicBezierCurve()

297
298
299
300
301
302
303
304
305
306
307
308
309
    def check_validity(self, start, end):

        # remove input-input and output-output connection
        if type(start) == type(end):
            return False

        # remove connection to same block object
        if start.block_object == end.block_object:
            return False

        # check if end block pin is free
        toolchain = end.block_object.toolchain
        for connection in toolchain.connections:
310
311
            if connection.end_block == end.block_object and connection.end_pin == end:
                return False
312
313
314

        return True

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
    def load(self, toolchain, connection_details, channel_colors):

        self.start_block_name = connection_details["from"].split(".")[0]
        self.start_pin_name = connection_details["from"].split(".")[1]
        self.end_block_name = connection_details["to"].split(".")[0]
        self.end_pin_name = connection_details["to"].split(".")[1]
        self.channel = connection_details["channel"]

        hexadecimal = channel_colors[self.channel].lstrip("#")
        hlen = len(hexadecimal)
        self.connection_color = list(
            int(hexadecimal[i : i + hlen // 3], 16) for i in range(0, hlen, hlen // 3)
        )
        self.connection_color.append(255)
        self.connection_pen.setColor(QColor(*self.connection_color))

        self.blocks = toolchain.blocks

        for block in self.blocks:
            if block.name == self.start_block_name:
                self.start_block = block
            elif block.name == self.end_block_name:
                self.end_block = block

        self.start_pin = self.start_block.pins["outputs"][self.start_pin_name]
        self.end_pin = self.end_block.pins["inputs"][self.end_pin_name]

        self.start_pin_center_point = self.start_pin.get_center_point()
        self.end_pin_center_point = self.end_pin.get_center_point()

        self.drawCubicBezierCurve()

        self.start_block.blockMoved.connect(self.set_moved_block_pins_coordinates)
        self.end_block.blockMoved.connect(self.set_moved_block_pins_coordinates)

350
351
352
353
354
355
356
357

class BlockType(Enum):
    """All possible block types"""

    BLOCKS = "blocks"
    ANALYZERS = "analyzers"
    DATASETS = "datasets"

358
359
360
361
362
363
364
    @classmethod
    def from_name(cls, name):
        try:
            return cls[name]
        except ValueError:
            raise ValueError("{} is not a valid block type".format(name))

365
366
367
368

class Block(QGraphicsObject):
    """Block item"""

369
    dataChanged = pyqtSignal()
370
371
    blockMoved = pyqtSignal()

372
    def __init__(self, toolchain, block_details, block_type, style, connection_style):
373
374
375
        super().__init__()

        # Block information
376
377
        self.toolchain = toolchain

378
379
380
381
382
383
384
385
386
387
388
389
        self.name = block_details["name"]
        if block_type == BlockType.DATASETS.name:
            self.inputs = None
        else:
            self.inputs = block_details["inputs"]
        if block_type == BlockType.ANALYZERS.name:
            self.outputs = None
        else:
            self.outputs = block_details["outputs"]

        if "synchronized_channel" in block_details:
            self.synchronized_channel = block_details["synchronized_channel"]
390
391
        else:
            self.synchronized_channel = None
392
393
        self.type = block_type
        self.style = style
394
        self.connection_style = connection_style
395

396
        self.position = QPointF(0, 0)
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
        self.pins = dict()
        self.pins["inputs"] = dict()
        self.pins["outputs"] = dict()

        self.set_style(style)
        self.create_pins()

    def create_pins(self):

        if self.inputs is not None:
            for pin_name in self.inputs:
                input_pin = InputPin(
                    self, pin_name, self.name, self.pin_brush, self.pin_pen
                )
                self.pins["inputs"][pin_name] = input_pin

413
414
                input_pin.dataChanged.connect(self.dataChanged)

415
416
417
418
419
420
421
        if self.outputs is not None:
            for pin_name in self.outputs:
                output_pin = OutputPin(
                    self, pin_name, self.name, self.pin_brush, self.pin_pen
                )
                self.pins["outputs"][pin_name] = output_pin

422
423
                output_pin.dataChanged.connect(self.dataChanged)

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
    def set_style(self, config):

        self.setAcceptHoverEvents(True)
        self.setFlag(QGraphicsItem.ItemIsSelectable, True)
        self.setFlag(QGraphicsItem.ItemIsMovable)

        # Geometry settings
        self.width = config["width"]
        self.height = config["height"]
        self.border = config["border"]
        self.radius = config["radius"]
        self.pin_height = config["pin_height"]

        self.text_font = QFont(config["font"], config["font_size"], QFont.Bold)
        self.pin_font = QFont(config["pin_font"], config["pin_font_size"], QFont.Normal)

        metrics = QFontMetrics(self.text_font)
        text_width = metrics.boundingRect(self.name).width() + 14

        if self.inputs is not None:
            self.max_inputs_width = (
                metrics.boundingRect(max(self.inputs, key=len)).width() + 14
            )
        else:
            self.max_inputs_width = 14

        if self.outputs is not None:
            self.max_outputs_width = (
                metrics.boundingRect(max(self.outputs, key=len)).width() + 14
            )
        else:
            self.max_outputs_width = 14

        self.custom_width = max(
            self.max_outputs_width + self.max_inputs_width, text_width
        )

        self.center = QPointF()
        self.center.setX(self.custom_width / 2.0)
        self.center.setY(self.height / 2.0)

        self.background_brush = QBrush()
        self.background_brush.setStyle(Qt.SolidPattern)
467
468
469
470
471
472

        self.background_color_datasets = QColor(*config["background_color_datasets"])
        self.background_color_analyzers = QColor(*config["background_color_analyzers"])
        self.background_color_blocks = QColor(*config["background_color_blocks"])

        self.background_brush.setColor(self.background_color_blocks)
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
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564

        self.background_pen = QPen()
        self.background_pen.setStyle(Qt.SolidLine)
        self.background_pen.setWidth(0)
        self.background_pen.setColor(QColor(*config["background_color"]))

        self.border_pen = QPen()
        self.border_pen.setStyle(Qt.SolidLine)
        self.border_pen.setWidth(self.border)
        self.border_pen.setColor(QColor(*config["border_color"]))

        self.selection_border_pen = QPen()
        self.selection_border_pen.setStyle(Qt.SolidLine)
        self.selection_border_pen.setWidth(self.border)
        self.selection_border_pen.setColor(QColor(*config["selection_border_color"]))

        self.text_pen = QPen()
        self.text_pen.setStyle(Qt.SolidLine)
        self.text_pen.setColor(QColor(*config["text_color"]))

        self._pin_brush = QBrush()
        self._pin_brush.setStyle(Qt.SolidPattern)

        self.pin_pen = QPen()
        self.pin_pen.setStyle(Qt.SolidLine)

        self.pin_brush = QBrush()
        self.pin_brush.setStyle(Qt.SolidPattern)
        self.pin_brush.setColor(QColor(*config["pin_color"]))

    def boundingRect(self):
        """Bounding rect of the block object width by height"""
        metrics = QFontMetrics(self.text_font)
        text_height = metrics.boundingRect(self.name).height() + 14

        if self.inputs is not None and self.outputs is not None:
            max_pin_height = max(len(self.inputs), len(self.outputs))
        elif self.inputs is not None and self.outputs is None:
            max_pin_height = len(self.inputs)
        elif self.inputs is None and self.outputs is not None:
            max_pin_height = len(self.outputs)
        else:
            max_pin_height = 0

        rect = QRect(
            0,
            -text_height,
            self.custom_width,
            text_height + self.height + max_pin_height * self.pin_height,
        )
        rect = QRectF(rect)
        return rect

    def draw_pins_name(self, painter, _type, data):
        """Paint pin with name"""
        offset = 0
        for pin_name in data:
            # Pin rect
            painter.setBrush(self.background_brush)
            painter.setPen(self.background_pen)
            painter.setFont(self.pin_font)

            coord_x = self.border / 2
            alignement = Qt.AlignLeft

            max_width = self.max_inputs_width
            if _type == "output":
                coord_x = self.custom_width - self.max_outputs_width - self.border / 2
                max_width = self.max_outputs_width
                alignement = Qt.AlignRight

            rect = QRect(
                coord_x, self.height - self.radius + offset, max_width, self.pin_height
            )

            textRect = QRect(
                rect.left() + self.radius,
                rect.top() + self.radius,
                rect.width() - 2 * self.radius,
                rect.height(),
            )

            painter.setPen(self.pin_pen)
            painter.drawText(textRect, alignement, pin_name)

            offset += self.pin_height

    def mouseMoveEvent(self, event):
        """Update connections due to new block position"""

        super(Block, self).mouseMoveEvent(event)

565
566
        self.position = self.scenePos()

567
        self.blockMoved.emit()
568
        self.dataChanged.emit()
569
570
571
572
573

    def paint(self, painter, option, widget):
        """Paint the block"""

        # Design tools
574
575
576
577
578
        if self.type == BlockType.DATASETS.name:
            self.background_brush.setColor(self.background_color_datasets)
        elif self.type == BlockType.ANALYZERS.name:
            self.background_brush.setColor(self.background_color_analyzers)

579
580
581
582
583
584
585
586
587
588
589
590
        painter.setBrush(self.background_brush)
        painter.setPen(self.border_pen)

        if self.inputs is not None and self.outputs is not None:
            max_pin_height = max(len(self.inputs), len(self.outputs))
        elif self.inputs is not None and self.outputs is None:
            max_pin_height = len(self.inputs)
        elif self.inputs is None and self.outputs is not None:
            max_pin_height = len(self.outputs)
        else:
            max_pin_height = 0

591
592
593
594
595
596
597
        if self.isSelected():
            self.selection_border_pen.setWidth(3)
            painter.setPen(self.selection_border_pen)
        else:
            self.border_pen.setWidth(0)
            painter.setPen(self.border_pen)

598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
        painter.drawRoundedRect(
            0,
            0,
            self.custom_width,
            self.height + max_pin_height * self.pin_height,
            self.radius,
            self.radius,
        )

        # Block name
        painter.setPen(self.text_pen)
        painter.setFont(self.text_font)

        metrics = QFontMetrics(painter.font())
        text_width = metrics.boundingRect(self.name).width() + 14
        text_height = metrics.boundingRect(self.name).height() + 14
        margin = (text_width - self.custom_width) * 0.5
        text_rect = QRect(-margin, -text_height, text_width, text_height)

        painter.drawText(text_rect, Qt.AlignCenter, self.name)

        # Pin
        if self.inputs is not None:
            self.draw_pins_name(painter, "input", self.inputs)
        if self.outputs is not None:
            self.draw_pins_name(painter, "output", self.outputs)


626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
class ToolchainView(QGraphicsView):
    def __init__(self, toolchain):
        super().__init__()

        self.toolchain = toolchain

    def wheelEvent(self, event):
        """In/Out zoom view using the mouse wheel"""

        self.setTransformationAnchor(QGraphicsView.AnchorUnderMouse)
        factor = (event.angleDelta().y() / 120) * 0.1
        self.scale(1 + factor, 1 + factor)

    def keyPressEvent(self, event):
        """Focus on the toolchain when F key pressed"""
        if event.key() == Qt.Key_F:
            self.custom_focus()

    def custom_focus(self):
        """Custom focus on toolchain"""

        selected_blocks = self.scene().selectedItems()
        if selected_blocks:
            x_list = []
            y_list = []
            width_list = []
            height_list = []
            for block in selected_blocks:
                x_list.append(block.scenePos().x())
                y_list.append(block.scenePos().y())
                width_list.append(block.boundingRect().width())
                height_list.append(block.boundingRect().height())
                min_x = min(x_list)
                min_y = min(y_list) + block.boundingRect().y()
                max_width = max(x_list) + max(width_list) - min_x
                max_height = max(y_list) + max(height_list) - min_y
            rect = QRectF(QRect(min_x, min_y, max_width, max_height))
            toolchain_focus = rect
        else:
            toolchain_focus = self.scene().itemsBoundingRect()

        self.fitInView(toolchain_focus, Qt.KeepAspectRatio)


670
671
class Toolchain(QWidget):
    """Toolchain designer"""
672

673
674
    dataChanged = pyqtSignal()

675
676
677
678
679
    def __init__(self, parent=None):
        super().__init__(parent=parent)

        self.json_object = {}

680
681
682
683
684
685
686
687
688
        with open("beat/editor/widgets/space_nodes_config.json") as json_file:
            config_data = json.load(json_file)

        self.scene_config = config_data["drawing_space_config"]
        self.scene = DrawingSpace(self.scene_config)

        self.block_config = config_data["block_config"]
        self.connection_config = config_data["connection_config"]

689
690
        self.view = ToolchainView(self)
        self.view.setScene(self.scene)
691
        layout = QVBoxLayout(self)
692
        layout.addWidget(self.view)
693
694
695
696
697

    def clear_space(self):
        self.scene.clear()
        self.scene.items().clear()
        self.blocks = []
698
        self.connections = []
699
        self.channels = []
700
701
702
703
704
705

    def load(self, json_object):
        """Parse the json in parameter and generates a graph"""

        self.json_object = json_object

706
707
708
709
710
        if "representation" in self.json_object:
            self.web_representation = self.json_object["representation"]
        else:
            self.web_representation = None

711
712
713
714
715
        if "editor_gui" in self.json_object:
            self.editor_gui = self.json_object["editor_gui"]
        else:
            self.editor_gui = None

716
        self.clear_space()
717

718
719
720
        # Get datasets, blocks, analyzers
        for block_type in BlockType:
            for block_item in self.json_object[block_type.value]:
721
722
723
724
725
726
727
                block = Block(
                    self,
                    block_item,
                    block_type.name,
                    self.block_config,
                    self.connection_config,
                )
728
729
730
731
732
733
734
735
                # Place blocks (x,y) if information is given
                if self.editor_gui is not None:
                    if block.name in self.editor_gui:
                        block.setPos(
                            self.editor_gui[block.name]["x"],
                            self.editor_gui[block.name]["y"],
                        )
                        block.position = block.scenePos()
736
                block.dataChanged.connect(self.dataChanged)
737
738
739
740
741
                self.blocks.append(block)
                self.scene.addItem(block)

        # Display connections
        connections = self.json_object["connections"]
742
743
        channel_colors = self.json_object["representation"]["channel_colors"]

744
        for connection_item in connections:
745
746
            connection = Connection(self.connection_config)
            connection.load(self, connection_item, channel_colors)
747
            self.connections.append(connection)
748
            self.scene.addItem(connection)
749
750
751
752

    def dump(self):
        """Returns the json used to load the widget"""

753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
        data = {}

        if self.web_representation is not None:
            data["representation"] = self.web_representation

        data["editor_gui"] = {}

        for block_type in BlockType:
            block_type_list = []
            for block in self.blocks:
                block_data = {}
                if block_type == BlockType.from_name(block.type):
                    block_data["name"] = block.name
                    if block.synchronized_channel is not None:
                        block_data["synchronized_channel"] = block.synchronized_channel
                    if block.inputs is not None:
                        block_data["inputs"] = block.inputs
                    if block.outputs is not None:
                        block_data["outputs"] = block.outputs

                    block_type_list.append(block_data)
                data["editor_gui"][block.name] = {
                    "x": block.position.x(),
                    "y": block.position.y(),
                }
            data[block_type.value] = block_type_list

        connection_list = []
        for connection in self.connections:
            connection_data = {}
            connection_data["channel"] = connection.channel
            connection_data["from"] = (
                connection.start_block_name + "." + connection.start_pin_name
            )
            connection_data["to"] = (
                connection.end_block_name + "." + connection.end_pin_name
            )
            connection_list.append(connection_data)

        data["connections"] = connection_list

        return data
795
796


Samuel GAIST's avatar
Samuel GAIST committed
797
@frozen
798
799
class ToolchainEditor(AbstractAssetEditor):
    def __init__(self, parent=None):
800
        super().__init__(AssetType.TOOLCHAIN, parent)
Samuel GAIST's avatar
Samuel GAIST committed
801
        self.setObjectName(self.__class__.__name__)
802
803
        self.set_title(self.tr("Toolchain"))

804
805
806
807
808
        self.toolchain_model = AssetModel()
        self.toolchain_model.asset_type = AssetType.TOOLCHAIN

        self.toolchain = Toolchain()
        self.layout().addWidget(self.toolchain, 2)
809
810
        self.layout().addStretch()

811
812
        self.toolchain.dataChanged.connect(self.dataChanged)

813
814
    def _load_json(self, json_object):
        """Load the json object passed as parameter"""
815

816
        self.toolchain.load(json_object)
817
818
819

    def _dump_json(self):
        """Returns the json representation of the asset"""
820

821
        return self.toolchain.dump()