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
|
import {observable, computed} from "mobx";
import React = require("react");
import {DocumentView} from "./views/nodes/DocumentView";
import {SelectionManager} from "./util/SelectionManager";
import {observer} from "mobx-react";
import './DocumentDecorations.scss'
@observer
export class DocumentDecorations extends React.Component {
static Instance: DocumentDecorations
constructor(props: Readonly<{}>) {
super(props)
DocumentDecorations.Instance = this
}
@computed
get x(): number {
return SelectionManager.SelectedDocuments().reduce((left, element) => Math.min(element.TransformToScreenPoint(0, 0).ScreenX, left), Number.MAX_VALUE);
}
@computed
get y(): number {
return SelectionManager.SelectedDocuments().reduce((top, element) => Math.min(element.TransformToScreenPoint(0, 0).ScreenY, top), Number.MAX_VALUE);
}
@computed
get height(): number {
return (SelectionManager.SelectedDocuments().reduce((bottom, element) => Math.max(element.TransformToScreenPoint(0, element.height).ScreenY, bottom),
Number.MIN_VALUE)) - this.y;
}
@computed
get width(): number {
return SelectionManager.SelectedDocuments().reduce((right, element) => Math.max(element.TransformToScreenPoint(element.width, 0).ScreenX, right),
Number.MIN_VALUE) - this.x;
}
private _resizer = ""
private _isPointerDown = false;
@observable private _opacity = 1;
@computed
get opacity(): number {
return this._opacity
}
set opacity(o: number) {
this._opacity = Math.min(Math.max(0, o), 1)
}
onPointerDown = (e: React.PointerEvent): void => {
e.stopPropagation();
if (e.button === 0) {
this._isPointerDown = true;
this._resizer = e.currentTarget.id;
document.removeEventListener("pointermove", this.onPointerMove);
document.addEventListener("pointermove", this.onPointerMove);
document.removeEventListener("pointerup", this.onPointerUp);
document.addEventListener("pointerup", this.onPointerUp);
}
}
onPointerMove = (e: PointerEvent): void => {
e.stopPropagation();
e.preventDefault();
if (!this._isPointerDown) {
return;
}
let dX = 0, dY = 0, dW = 0, dH = 0;
switch (this._resizer) {
case "":
break;
case "documentDecorations-topLeftResizer":
dX = -1
dY = -1
dW = -(e.movementX)
dH = -(e.movementY)
break;
case "documentDecorations-topRightResizer":
dW = e.movementX
dY = -1
dH = -(e.movementY)
break;
case "documentDecorations-topResizer":
dY = -1
dH = -(e.movementY)
break;
case "documentDecorations-bottomLeftResizer":
dX = -1
dW = -(e.movementX)
dH = e.movementY
break;
case "documentDecorations-bottomRightResizer":
dW = e.movementX
dH = e.movementY
break;
case "documentDecorations-bottomResizer":
dH = e.movementY
break;
case "documentDecorations-leftResizer":
dX = -1
dW = -(e.movementX)
break;
case "documentDecorations-rightResizer":
dW = e.movementX
break;
}
SelectionManager.SelectedDocuments().forEach(element => {
const rect = element.screenRect;
if (rect.width !== 0) {
let scale = element.width / rect.width;
let actualdW = Math.max(element.width + (dW * scale), 20);
let actualdH = Math.max(element.height + (dH * scale), 20);
element.x += dX * (actualdW - element.width);
element.y += dY * (actualdH - element.height);
element.width = actualdW;
element.height = actualdH;
}
})
}
onPointerUp = (e: PointerEvent): void => {
e.stopPropagation();
if (e.button === 0) {
e.preventDefault();
this._isPointerDown = false;
document.removeEventListener("pointermove", this.onPointerMove);
document.removeEventListener("pointerup", this.onPointerUp);
}
}
render() {
return (
<div id="documentDecorations-container" style={{
width: `${this.width + 40}px`,
height: `${this.height + 40}px`,
left: this.x - 20,
top: this.y - 20,
opacity: this.opacity
}}>
<div id="documentDecorations-topLeftResizer" className="documentDecorations-resizer" onPointerDown={this.onPointerDown} onContextMenu={(e) => e.preventDefault()}></div>
<div id="documentDecorations-topResizer" className="documentDecorations-resizer" onPointerDown={this.onPointerDown} onContextMenu={(e) => e.preventDefault()}></div>
<div id="documentDecorations-topRightResizer" className="documentDecorations-resizer" onPointerDown={this.onPointerDown} onContextMenu={(e) => e.preventDefault()}></div>
<div id="documentDecorations-leftResizer" className="documentDecorations-resizer" onPointerDown={this.onPointerDown} onContextMenu={(e) => e.preventDefault()}></div>
<div id="documentDecorations-centerCont"></div>
<div id="documentDecorations-rightResizer" className="documentDecorations-resizer" onPointerDown={this.onPointerDown} onContextMenu={(e) => e.preventDefault()}></div>
<div id="documentDecorations-bottomLeftResizer" className="documentDecorations-resizer" onPointerDown={this.onPointerDown} onContextMenu={(e) => e.preventDefault()}></div>
<div id="documentDecorations-bottomResizer" className="documentDecorations-resizer" onPointerDown={this.onPointerDown} onContextMenu={(e) => e.preventDefault()}></div>
<div id="documentDecorations-bottomRightResizer" className="documentDecorations-resizer" onPointerDown={this.onPointerDown} onContextMenu={(e) => e.preventDefault()}></div>
</div>
)
}
}
|
