From 37ffcbf3ee2d9722751e899bdf4bac91ca7c92c1 Mon Sep 17 00:00:00 2001
From: Alex Yatskov <alex@foosoft.net>
Date: Mon, 4 Apr 2016 22:02:26 -0700
Subject: File reorg

---
 ext/js/client.js | 122 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 ext/js/client.js

(limited to 'ext/js/client.js')

diff --git a/ext/js/client.js b/ext/js/client.js
new file mode 100644
index 00000000..2d9a470f
--- /dev/null
+++ b/ext/js/client.js
@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2016  Alex Yatskov <alex@foosoft.net>
+ * Author: Alex Yatskov <alex@foosoft.net>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+
+class Client {
+    constructor() {
+        this.popupOffset = 10;
+        this.lastMosePos = null;
+        this.enabled     = false;
+
+        this.popup = document.createElement('div');
+        this.popup.classList.add('yomichan-popup');
+        this.popup.addEventListener('mousedown', (e) => e.stopPropagation());
+        this.popup.addEventListener('scroll', (e) => e.stopPropagation());
+        document.body.appendChild(this.popup);
+
+        chrome.runtime.onMessage.addListener(this.onMessage.bind(this));
+        window.addEventListener('mousedown', this.onMouseDown.bind(this));
+        window.addEventListener('mousemove', this.onMouseMove.bind(this));
+        window.addEventListener('keydown', this.onKeyDown.bind(this));
+        window.addEventListener('scroll', (e) => this.hidePopup());
+        window.addEventListener('resize', (e) => this.hidePopup());
+
+        getState((state) => this.setEnabled(state === 'enabled'));
+    }
+
+    onKeyDown(e) {
+        if (this.enabled && this.lastMousePos !== null && (e.keyCode === 16 || e.charCode === 16)) {
+            this.searchAtPoint(this.lastMousePos);
+        }
+    }
+
+    onMouseMove(e) {
+        this.lastMousePos = {x: e.clientX, y: e.clientY};
+        if (this.enabled && (e.shiftKey || e.which === 2)) {
+            this.searchAtPoint(this.lastMousePos);
+        }
+    }
+
+    onMouseDown(e) {
+        this.lastMousePos = {x: e.clientX, y: e.clientY};
+        if (this.enabled && (e.shiftKey || e.which === 2)) {
+            this.searchAtPoint(this.lastMousePos);
+        } else {
+            this.hidePopup();
+        }
+    }
+
+    onMessage(request, sender, callback) {
+        this.setEnabled(request === 'enabled');
+        callback();
+    }
+
+    searchAtPoint(point) {
+        const range = getRangeAtPoint(point, 10);
+        if (range === null) {
+            this.hidePopup();
+            return;
+        }
+
+        const rect = getRangePaddedRect(range);
+        if (point.x < rect.left || point.x > rect.right) {
+            this.hidePopup();
+            return;
+        }
+
+        findTerm(range.toString(), ({results, length}) => {
+            if (length === 0) {
+                this.hidePopup();
+            } else {
+                range.setEnd(range.endContainer, range.startOffset + length);
+                renderTemplate({defs: results}, 'defs.html', (html) => {
+                    this.popup.innerHTML = html;
+                    this.showPopup(range);
+                });
+            }
+        });
+    }
+
+    showPopup(range) {
+        const selection = window.getSelection();
+        selection.removeAllRanges();
+        selection.addRange(range);
+
+        const pos = getPopupPositionForRange(this.popup, range, this.popupOffset);
+
+        this.popup.style.left       = pos.x + 'px';
+        this.popup.style.top        = pos.y + 'px';
+        this.popup.style.visibility = 'visible';
+    }
+
+    hidePopup() {
+        if (this.popup.style.visibility !== 'hidden') {
+            const selection = window.getSelection();
+            selection.removeAllRanges();
+            this.popup.style.visibility = 'hidden';
+        }
+    }
+
+    setEnabled(enabled) {
+        if (!(this.enabled = enabled)) {
+            this.hidePopup();
+        }
+    }
+}
+
+window.yomiClient = new Client();
-- 
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