From a72e958ebf143464f4cd8df90d48f3268aeeea94 Mon Sep 17 00:00:00 2001
From: Alex Yatskov <alex@foosoft.net>
Date: Sat, 23 Jul 2016 13:06:09 -0700
Subject: Support looking up image tags

---
 ext/fg/js/source-image.js | 29 ++++++++++++++++-------------
 1 file changed, 16 insertions(+), 13 deletions(-)

(limited to 'ext/fg/js/source-image.js')

diff --git a/ext/fg/js/source-image.js b/ext/fg/js/source-image.js
index 187b0a1d..8c87e31e 100644
--- a/ext/fg/js/source-image.js
+++ b/ext/fg/js/source-image.js
@@ -17,40 +17,43 @@
  */
 
 
-class Image {
+class ImageSource {
     constructor(image) {
-
+        this.img = image;
+        this.length = -1;
     }
 
     text() {
+        const text = this.textRaw();
+        return this.length < 0 ? text : text.substring(0, this.length);
+    }
 
+    textRaw() {
+        return this.img.getAttribute('alt') || '';
     }
 
     setLength(length) {
-
+        this.length = length;
     }
 
     containsPoint(point) {
-
+        const rect = this.getRect();
+        return point.x >= rect.left && point.x <= rect.right;
     }
 
     getRect() {
-
-    }
-
-    getPaddedRect() {
-
+        return this.img.getBoundingClientRect();
     }
 
     select() {
-
+        // NOP
     }
 
     deselect() {
-
+        // NOP
     }
 
-    compareOrigin(range) {
-
+    equals(other) {
+        return other.img && other.textRaw() == this.textRaw();
     }
 }
-- 
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