From e9583b8a62d2f1bae72e206f0ff09f49f39ecb43 Mon Sep 17 00:00:00 2001
From: Sam Hocevar <sam@hocevar.net>
Date: Wed, 2 Feb 2011 00:56:53 +0000
Subject: [PATCH] Implement the title screen. Click on it to start a game.

---
 src/input.cpp     | 36 +++++++++++++++++++++++++++++++-----
 src/worldentity.h |  1 +
 2 files changed, 32 insertions(+), 5 deletions(-)

diff --git a/src/input.cpp b/src/input.cpp
index d6597fbd..62209f45 100644
--- a/src/input.cpp
+++ b/src/input.cpp
@@ -30,9 +30,10 @@ static class InputData
 
 public:
     InputData()
-      : mouse(-1, -1),
-        buttons(0, 0, 0),
-        nentities(0)
+      : mouse(-1),
+        buttons(0),
+        nentities(0),
+        lastfocus(0)
     { }
 
 private:
@@ -42,6 +43,7 @@ private:
     static int const MAX_ENTITIES = 100;
     WorldEntity *entities[MAX_ENTITIES];
     int nentities;
+    WorldEntity *lastfocus;
 }
 inputdata;
 
@@ -120,23 +122,47 @@ void Input::SetMousePos(int2 coord)
     for (int n = 0; n < data->nentities; n++)
     {
         if (data->entities[n] == best)
+        {
             data->entities[n]->mousepos = (int2)((int3)coord - best->bbox[0]);
+            if (best != data->lastfocus)
+                data->entities[n]->pressed = data->buttons;
+        }
         else
+        {
             data->entities[n]->mousepos = int2(-1);
+            /* FIXME */
+            data->entities[n]->released = 0;
+            data->entities[n]->pressed = 0;
+            data->entities[n]->clicked = 0;
+        }
     }
+
+    data->lastfocus = best;
 }
 
 void Input::SetMouseButton(int index)
 {
     data->buttons[index] = 1;
 
-    /* FIXME: parse all subscribed entities and update them */
+    if (data->lastfocus)
+    {
+        if (!data->lastfocus->pressed[index])
+            data->lastfocus->clicked[index] = 1;
+        data->lastfocus->pressed[index] = 1;
+        data->lastfocus->released[index] = 0;
+    }
 }
 
 void Input::UnsetMouseButton(int index)
 {
     data->buttons[index] = 0;
 
-    /* FIXME: parse all subscribed entities and update them */
+    if (data->lastfocus)
+    {
+        if (data->lastfocus->pressed[index])
+            data->lastfocus->released[index] = 1;
+        data->lastfocus->pressed[index] = 0;
+        data->lastfocus->clicked[index] = 0;
+    }
 }
 
diff --git a/src/worldentity.h b/src/worldentity.h
index d70c7372..02a4c208 100644
--- a/src/worldentity.h
+++ b/src/worldentity.h
@@ -28,6 +28,7 @@ public:
 
     int2 mousepos;
     int3 mousebuttons;
+    int3 pressed, clicked, released;
 
 protected:
     WorldEntity();