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Minor code cleanup

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combine code in corners case
combine cases in horiz. drawing
This commit is contained in:
hppeng 2022-06-23 07:29:25 -07:00
parent 730ddea551
commit d8d5b6caf6
1 changed files with 14 additions and 27 deletions
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33
js/display_atree.js
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@ -54,18 +54,10 @@ function construct_AT(elem, tree) {
document.getElementById("atree-row-" + i).children[node.display.col].appendChild(connector); document.getElementById("atree-row-" + i).children[node.display.col].appendChild(connector);
resolve_connector(document.getElementById("atree-row-" + i).children[node.display.col]); resolve_connector(document.getElementById("atree-row-" + i).children[node.display.col]);
} }
// connect left // connect horizontally
for (let i = parent_node.display.col + 1; i < node.display.col; i++) { let left = Math.min(parent_node.display.col, node.display.col);
let connector = connect_elem.cloneNode() let max = Math.max(parent_node.display.col, node.display.col);
connector.style.backgroundImage = "url('../media/atree/connect_line.png')"; for (let i = min + 1; i < max; i++) {
connector.classList.add("rotate-90");
connector.id = "r" + parent_node.display.row + "-c" + i + "-line"
document.getElementById("atree-row-" + parent_node.display.row).children[i].appendChild(connector);
resolve_connector(document.getElementById("atree-row-" + parent_node.display.row).children[i]);
}
// connect right
for (let i = parent_node.display.col - 1; i > node.display.col; i--) {
let connector = connect_elem.cloneNode() let connector = connect_elem.cloneNode()
connector.style.backgroundImage = "url('../media/atree/connect_line.png')"; connector.style.backgroundImage = "url('../media/atree/connect_line.png')";
connector.classList.add("rotate-90"); connector.classList.add("rotate-90");
@ -75,23 +67,18 @@ function construct_AT(elem, tree) {
} }
// connect corners // connect corners
if (parent_node.display.col > node.display.col && (parent_node.display.row != node.display.row)) {
let connector = connect_elem.cloneNode()
connector.style.backgroundImage = "url('../media/atree/connect_angle.png')";
connector.classList.add("rotate-180");
connector.id = "r" + parent_node.display.row + "-c" + node.display.col + "-angle"
document.getElementById("atree-row-" + parent_node.display.row).children[node.display.col].appendChild(connector);
resolve_connector(document.getElementById("atree-row-" + parent_node.display.row).children[node.display.col]);
}
if (parent_node.display.col < node.display.col && (parent_node.display.row != node.display.row)) {
let connector = connect_elem.cloneNode() let connector = connect_elem.cloneNode()
connector.style.backgroundImage = "url('../media/atree/connect_angle.png')"; connector.style.backgroundImage = "url('../media/atree/connect_angle.png')";
connector.classList.add("rotate-270");
connector.id = "r" + parent_node.display.row + "-c" + node.display.col + "-angle" connector.id = "r" + parent_node.display.row + "-c" + node.display.col + "-angle"
document.getElementById("atree-row-" + parent_node.display.row).children[node.display.col].appendChild(connector); document.getElementById("atree-row-" + parent_node.display.row).children[node.display.col].appendChild(connector);
resolve_connector(document.getElementById("atree-row-" + parent_node.display.row).children[node.display.col]); if (parent_node.display.col > node.display.col && (parent_node.display.row != node.display.row)) {
connector.classList.add("rotate-180");
} }
else {//if (parent_node.display.col < node.display.col && (parent_node.display.row != node.display.row)) {
connector.classList.add("rotate-270");
}
resolve_connector(document.getElementById("atree-row-" + parent_node.display.row).children[node.display.col]);
} }
// create node // create node