crovaxon/foundryvtt-drag-ruler
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Port to libwrapper

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This commit is contained in:
Manuel Vögele
2022-01-01 09:36:42 +01:00
parent c8a7c73ace
commit c914eb23ae
3 changed files with 117 additions and 53 deletions
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src/main.js
+37 -53
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@@ -3,6 +3,7 @@
import {currentSpeedProvider, getColorForDistanceAndToken, getMovedDistanceFromToken, getRangesFromSpeedProvider, initApi, registerModule, registerSystem} from "./api.js";
import {checkDependencies, getHexSizeSupportTokenGridCenter, highlightMeasurementTerrainRuler} from "./compatibility.js";
import {moveEntities, onMouseMove} from "./foundry_imports.js"
import {libWrapper} from "./libwrapper_shim.js";
import {performMigrations} from "./migration.js"
import {getMovementHistory, removeLastHistoryEntryIfAt, resetMovementHistory} from "./movement_tracking.js";
import {extendRuler} from "./ruler.js";
@@ -16,8 +17,8 @@ Hooks.once("init", () => {
initApi()
hookDragHandlers(Token);
hookDragHandlers(MeasuredTemplate);
hookKeyboardManagerFunctions()
hookLayerFunctions();
libWrapper.register("drag-ruler", "KeyboardManager.prototype._handleKeys", forwardIfUnahndled(handleKeys), "MIXED");
libWrapper.register("drag-ruler", "TokenLayer.prototype.undoHistory", tokenLayerUndoHistory, "WRAPPER");
extendRuler();
@@ -57,59 +58,35 @@ Hooks.on("getCombatTrackerEntryContext", function (html, menu) {
menu.splice(1, 0, entry);
});
function forwardIfUnahndled(newFn) {
return function(oldFn, ...args) {
const eventHandled = newFn(...args);
if (!eventHandled)
oldFn(...args);
};
}
function hookDragHandlers(entityType) {
const originalDragLeftStartHandler = entityType.prototype._onDragLeftStart
entityType.prototype._onDragLeftStart = function(event) {
originalDragLeftStartHandler.call(this, event)
onEntityLeftDragStart.call(this, event)
}
const originalDragLeftMoveHandler = entityType.prototype._onDragLeftMove
entityType.prototype._onDragLeftMove = function (event) {
if (entityType === Token)
applyGridlessSnapping.call(this, event);
originalDragLeftMoveHandler.call(this, event)
onEntityLeftDragMove.call(this, event)
}
const originalDragLeftDropHandler = entityType.prototype._onDragLeftDrop
entityType.prototype._onDragLeftDrop = function (event) {
const eventHandled = onEntityDragLeftDrop.call(this, event)
if (!eventHandled)
originalDragLeftDropHandler.call(this, event)
}
const originalDragLeftCancelHandler = entityType.prototype._onDragLeftCancel
entityType.prototype._onDragLeftCancel = function (event) {
const eventHandled = onEntityDragLeftCancel.call(this, event)
if (!eventHandled)
originalDragLeftCancelHandler.call(this, event)
}
const entityName = entityType.name
libWrapper.register("drag-ruler", `${entityName}.prototype._onDragLeftStart`, onEntityLeftDragStart, "WRAPPER");
if (entityType === Token)
libWrapper.register("drag-ruler", `${entityName}.prototype._onDragLeftMove`, onEntityLeftDragMoveSnap, "WRAPPER");
else
libWrapper.register("drag-ruler", `${entityName}.prototype._onDragLeftMove`, onEntityLeftDragMove, "WRAPPER");
libWrapper.register("drag-ruler", `${entityName}.prototype._onDragLeftDrop`, forwardIfUnahndled(onEntityDragLeftDrop), "MIXED");
libWrapper.register("drag-ruler", `${entityName}.prototype._onDragLeftCancel`, forwardIfUnahndled(onEntityDragLeftCancel), "MIXED");
}
function hookKeyboardManagerFunctions() {
const originalHandleKeys = KeyboardManager.prototype._handleKeys
KeyboardManager.prototype._handleKeys = function (event, key, up) {
const eventHandled = handleKeys.call(this, event, key, up)
if (!eventHandled)
originalHandleKeys.call(this, event, key, up)
}
}
function hookLayerFunctions() {
const originalTokenLayerUndoHistory = TokenLayer.prototype.undoHistory;
TokenLayer.prototype.undoHistory = function () {
const historyEntry = this.history[this.history.length - 1];
return originalTokenLayerUndoHistory.call(this).then((returnValue) => {
if (historyEntry.type === "update") {
for (const entry of historyEntry.data) {
const token = canvas.tokens.get(entry._id);
removeLastHistoryEntryIfAt(token, entry.x, entry.y);
}
}
return returnValue;
});
async function tokenLayerUndoHistory(wrapped) {
const historyEntry = this.history[this.history.length - 1];
const returnValue = await wrapped();
if (historyEntry.type === "update") {
for (const entry of historyEntry.data) {
const token = canvas.tokens.get(entry._id);
removeLastHistoryEntryIfAt(token, entry.x, entry.y);
}
}
return returnValue;
}
function handleKeys(event, key, up) {
@@ -180,7 +157,8 @@ function onKeyEscape(up) {
return true;
}
function onEntityLeftDragStart(event) {
function onEntityLeftDragStart(wrapped, event) {
wrapped(event);
const isToken = this instanceof Token;
const ruler = canvas.controls.ruler
ruler.draggedEntity = this;
@@ -218,7 +196,13 @@ function startDragRuler(options, measureImmediately=true) {
ruler.measure(destination, options);
}
function onEntityLeftDragMove(event) {
function onEntityLeftDragMoveSnap(wrapped, event) {
applyGridlessSnapping.call(this, event);
onEntityLeftDragMove.call(this, wrapped, event);
}
function onEntityLeftDragMove(wrapped, event) {
wrapped(event);
const ruler = canvas.controls.ruler
if (ruler.isDragRuler)
onMouseMove.call(ruler, event)