From 189ee56c4c71b2e40b57e5f1b6083a28667cb5fb Mon Sep 17 00:00:00 2001
From: David Capello <davidcapello@gmail.com>
Date: Tue, 19 May 2015 15:34:47 -0300
Subject: [PATCH] Implement she::is_key_pressed() on Win32 for the Skia port

---
 src/she/skia/she.cpp |  5 +++--
 src/she/win/vk.cpp   | 30 ++++++++++++++++++++++++++++++
 2 files changed, 33 insertions(+), 2 deletions(-)

diff --git a/src/she/skia/she.cpp b/src/she/skia/she.cpp
index cb5480e50..25d439766 100644
--- a/src/she/skia/she.cpp
+++ b/src/she/skia/she.cpp
@@ -34,11 +34,12 @@ void error_message(const char* msg)
   // TODO
 }
 
+#ifndef _WIN32
 bool is_key_pressed(KeyScancode scancode)
 {
-  // TODO
-  return false;
+  return false; // Do nothing
 }
+#endif
 
 void clear_keyboard_buffer()
 {
diff --git a/src/she/win/vk.cpp b/src/she/win/vk.cpp
index a4bffbc63..b624202a1 100644
--- a/src/she/win/vk.cpp
+++ b/src/she/win/vk.cpp
@@ -294,4 +294,34 @@ KeyScancode win32vk_to_scancode(int vk) {
   return keymap[vk];
 }
 
+static int scancode_to_win32vk(KeyScancode scancode) {
+  static int initialized = false;
+  static int keymap[kKeyScancodes];
+
+  if (!initialized) {
+    initialized = true;
+    for (int i=0; i<kKeyScancodes; ++i)
+      keymap[i] = 0;
+    for (int vk=0; vk<256; ++vk) {
+      KeyScancode sc = win32vk_to_scancode(vk);
+      if (sc != kKeyNil)
+        keymap[sc] = vk;
+    }
+  }
+
+  if (scancode < kKeyNil || scancode > kKeyScancodes)
+    scancode = kKeyNil;
+
+  return keymap[scancode];
+}
+
+bool is_key_pressed(KeyScancode scancode)
+{
+  int vk = scancode_to_win32vk(scancode);
+  if (vk)
+    return (GetKeyState(vk) & 0xf000 ? true: false);
+  else
+    return false;
+}
+
 } // namespace she