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Implemented keyboard shortcuts across the visualization tool to improve usability. #75

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Implemented keyboard shortcuts across the visualization tool to improve usability. #75

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31 changes: 17 additions & 14 deletions src/algo/AVL.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,7 @@ export default class AVL extends Algorithm {
4,
false,
);
this.insertField.setAttribute('data-shortcut-target', 'insert');
this.controls.push(this.insertField);

this.insertButton = addControlToAlgorithmBar('Button', 'Insert');
Expand All @@ -75,6 +76,7 @@ export default class AVL extends Algorithm {
4,
false,
);
this.deleteField.setAttribute('data-shortcut-target', 'delete');
this.controls.push(this.deleteField);

this.deleteButton = addControlToAlgorithmBar('Button', 'Delete');
Expand All @@ -91,6 +93,7 @@ export default class AVL extends Algorithm {
4,
false,
);
this.findField.setAttribute('data-shortcut-target', 'find');
this.controls.push(this.findField);

this.findButton = addControlToAlgorithmBar('Button', 'Find');
Expand Down Expand Up @@ -311,12 +314,12 @@ export default class AVL extends Algorithm {
act.setText,
0,
'Searching for ' +
value +
' : ' +
value +
' < ' +
tree.data +
' (look to left subtree)',
value +
' : ' +
value +
' < ' +
tree.data +
' (look to left subtree)',
);
this.cmd(act.step);
this.cmd(act.setHighlight, tree.graphicID, 0);
Expand All @@ -338,12 +341,12 @@ export default class AVL extends Algorithm {
act.setText,
0,
' Searching for ' +
value +
' : ' +
value +
' > ' +
tree.data +
' (look to right subtree)',
value +
' : ' +
value +
' > ' +
tree.data +
' (look to right subtree)',
);
this.cmd(act.step);
this.cmd(act.setHighlight, tree.graphicID, 0);
Expand Down Expand Up @@ -438,7 +441,7 @@ export default class AVL extends Algorithm {
this.resizeTree();
const connected = this.connectSmart(curr.graphicID, curr.left.graphicID);
connected && this.cmd(act.step);
// } else if (data > curr.data) {
// } else if (data > curr.data) {
} else if (this.compare(data, curr.data) > 0) {
this.cmd(act.setText, 0, `${data} > ${curr.data}. Looking at right subtree`);
this.cmd(act.step);
Expand Down Expand Up @@ -683,7 +686,7 @@ export default class AVL extends Algorithm {
this.connectSmart(curr.graphicID, curr.left.graphicID);
this.resizeTree();
}
// } else if (data > curr.data) {
// } else if (data > curr.data) {
} else if (this.compare(data, curr.data) > 0) {
this.cmd(act.setText, 0, `${data} > ${curr.data}. Looking right`);
this.cmd(act.step);
Expand Down
2 changes: 2 additions & 0 deletions src/algo/ArrayList.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -82,6 +82,7 @@ export default class ArrayList extends Algorithm {
4,
false,
);
this.addValueField.setAttribute('data-shortcut-target', 'insert');
this.controls.push(this.addValueField);

addLabelToAlgorithmBar('at index', addTopHorizontalGroup);
Expand Down Expand Up @@ -143,6 +144,7 @@ export default class ArrayList extends Algorithm {
4,
true,
);
this.removeField.setAttribute('data-shortcut-target', 'delete');
this.controls.push(this.removeField);

// Remove from index button
Expand Down
31 changes: 17 additions & 14 deletions src/algo/BST.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -75,6 +75,7 @@ export default class BST extends Algorithm {
4,
false,
);
this.insertField.setAttribute('data-shortcut-target', 'insert');
this.controls.push(this.insertField);

this.insertButton = addControlToAlgorithmBar('Button', 'Insert');
Expand All @@ -91,6 +92,7 @@ export default class BST extends Algorithm {
4,
false,
);
this.deleteField.setAttribute('data-shortcut-target', 'delete');
this.controls.push(this.deleteField);

this.deleteButton = addControlToAlgorithmBar('Button', 'Delete');
Expand All @@ -107,6 +109,7 @@ export default class BST extends Algorithm {
4,
false,
);
this.findField.setAttribute('data-shortcut-target', 'find');
this.controls.push(this.findField);

this.findButton = addControlToAlgorithmBar('Button', 'Find');
Expand Down Expand Up @@ -603,12 +606,12 @@ export default class BST extends Algorithm {
act.setText,
0,
'Searching for ' +
value +
' : ' +
value +
' < ' +
tree.data +
' (look to left subtree)',
value +
' : ' +
value +
' < ' +
tree.data +
' (look to left subtree)',
);
this.cmd(act.step);

Expand All @@ -635,12 +638,12 @@ export default class BST extends Algorithm {
act.setText,
0,
' Searching for ' +
value +
' : ' +
value +
' > ' +
tree.data +
' (look to right subtree)',
value +
' : ' +
value +
' > ' +
tree.data +
' (look to right subtree)',
);
this.cmd(act.step);
this.cmd(act.setHighlight, tree.graphicID, 0, 'find');
Expand Down Expand Up @@ -765,7 +768,7 @@ export default class BST extends Algorithm {
this.resizeTree();
const connected = this.connectSmart(curr.graphicID, curr.left.graphicID);
connected && this.cmd(act.step);
// } else if (data > curr.data) {
// } else if (data > curr.data) {
} else if (this.compare(data, curr.data) > 0) {
this.highlight(10, 0, 'add');
this.highlight(11, 0, 'add');
Expand Down Expand Up @@ -865,7 +868,7 @@ export default class BST extends Algorithm {
this.connectSmart(curr.graphicID, curr.left.graphicID);
this.resizeTree();
}
// } else if (data > curr.data) {
// } else if (data > curr.data) {
} else if (this.compare(data, curr.data)) {
this.highlight(11, 0, this.predSuccMethod);
this.highlight(12, 0, this.predSuccMethod);
Expand Down
10 changes: 6 additions & 4 deletions src/algo/LinkedList.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,7 @@ export default class LinkedList extends Algorithm {
4,
false,
);
this.addValueField.setAttribute('data-shortcut-target', 'insert');
this.controls.push(this.addValueField);

addLabelToAlgorithmBar('at index', addTopHorizontalGroup);
Expand Down Expand Up @@ -158,6 +159,7 @@ export default class LinkedList extends Algorithm {
4,
true,
);
this.removeField.setAttribute('data-shortcut-target', 'delete');
this.controls.push(this.removeField);

// Remove from index button
Expand Down Expand Up @@ -838,8 +840,8 @@ export default class LinkedList extends Algorithm {
runningRemoveIndexOnly
? this.highlight(12, 0, 'removeIndex')
: runningRemoveBack
? this.highlight(10, 0, 'removeBack')
: this.highlight(3, 0, 'removeFront');
? this.highlight(10, 0, 'removeBack')
: this.highlight(3, 0, 'removeFront');

this.cmd(act.step);
this.cmd(act.delete, this.linkedListElemID[index]);
Expand All @@ -863,8 +865,8 @@ export default class LinkedList extends Algorithm {
runningRemoveIndexOnly
? this.highlight(13, 0, 'removeIndex')
: runningRemoveBack
? this.highlight(11, 0, 'removeBack')
: this.highlight(4, 0, 'removeFront');
? this.highlight(11, 0, 'removeBack')
: this.highlight(4, 0, 'removeFront');
this.cmd(act.step);

return this.commands;
Expand Down
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