From a98f122d4c9c0d648cc1f801601043746755870e Mon Sep 17 00:00:00 2001
From: vCaesar <vzvway@gmail.com>
Date: Tue, 6 Jun 2017 22:56:48 +0800
Subject: [PATCH] Add more bitmap func

---
 bitmap/goBitmap.h | 26 ++++++++++++++++++++++++++
 robotgo.go        | 14 ++++++++++++++
 2 files changed, 40 insertions(+)

diff --git a/bitmap/goBitmap.h b/bitmap/goBitmap.h
index de71f80..66ea9c8 100644
--- a/bitmap/goBitmap.h
+++ b/bitmap/goBitmap.h
@@ -28,6 +28,32 @@
 #include <assert.h>
 #include <stdio.h>
 
+/* Returns false and sets error if |bitmap| is NULL. */
+bool bitmap_ready(MMBitmapRef bitmap){
+	if (bitmap == NULL || bitmap->imageBuffer == NULL) {
+		return false;
+	}
+	return true;
+}
+
+void bitmap_dealloc(MMBitmapRef bitmap){
+	if (bitmap != NULL) {
+		destroyMMBitmap(bitmap);
+		bitmap = NULL;
+	}
+}
+
+bool bitmap_copy_to_pboard(MMBitmapRef bitmap){
+	MMPasteError err;
+
+	if (!bitmap_ready(bitmap)) return false;
+	if ((err = copyMMBitmapToPasteboard(bitmap)) != kMMPasteNoError) {
+		return false;
+	}
+
+	return true;
+}
+
 MMPoint aFindBitmap(MMBitmapRef bit_map, MMRect rect){
 	// MMRect rect;
 	// rect.size.width = 10;
diff --git a/robotgo.go b/robotgo.go
index 2fddcaa..3f8e4e2 100644
--- a/robotgo.go
+++ b/robotgo.go
@@ -644,6 +644,20 @@ func FreeBitmap(ref C.MMBitmapRef) {
 	C.destroyMMBitmap(ref)
 }
 
+// ReadBitmap returns false and sets error if |bitmap| is NULL
+func ReadBitmap(bitmap C.MMBitmapRef) bool {
+	abool := C.bitmap_ready(bitmap)
+	gbool := bool(abool)
+	return gbool
+}
+
+// CopyBitpb copy bitmap to pasteboard
+func CopyBitpb(bitmap C.MMBitmapRef) bool {
+	abool := C.bitmap_copy_to_pboard(bitmap)
+	gbool := bool(abool)
+	return gbool
+}
+
 /*
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