2 files changed, 27 insertions, 1 deletions
diff --git a/src/content/reducers/index.js b/src/content/reducers/index.js
index 6e6a147..bf612a3 100644
--- a/src/content/reducers/index.js
+++ b/src/content/reducers/index.js
@@ -4,7 +4,8 @@ import find from './find';
 import setting from './setting';
 import input from './input';
 import followController from './follow-controller';
+import mark from './mark';
 
 export default combineReducers({
-  addon, find, setting, input, followController,
+  addon, find, setting, input, followController, mark,
 });
diff --git a/src/content/reducers/mark.js b/src/content/reducers/mark.js
new file mode 100644
index 0000000..2c96cc5
--- /dev/null
+++ b/src/content/reducers/mark.js
@@ -0,0 +1,25 @@
+import actions from 'content/actions';
+
+const defaultState = {
+  setMode: false,
+  jumpMode: false,
+  marks: {},
+};
+
+export default function reducer(state = defaultState, action = {}) {
+  switch (action.type) {
+  case actions.MARK_START_SET:
+    return { ...state, setMode: true };
+  case actions.MARK_START_JUMP:
+    return { ...state, jumpMode: true };
+  case actions.MARK_CANCEL:
+    return { ...state, setMode: false, jumpMode: false };
+  case actions.MARK_SET_LOCAL: {
+    let marks = { ...state.marks };
+    marks[action.key] = { x: action.x, y: action.y };
+    return { ...state, setMode: false, marks };
+  }
+  default:
+    return state;
+  }
+}