Use constructor for dmScript::LuaHBuffer

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2020 Defold Foundation
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -29,7 +29,7 @@ Scans an image buffer for any qrcode.
 
   `height` The height of the image, in texels
 
-  `flip_x` A boolean flag that tells the decoder to flip the image in X first.
+  `flip_x` A boolean flag (1 or 0) that tells the decoder to flip the image in X first.
 
   -> `string` Returns a the text from the qrcode if successful. Returns nil otherwise
 

main/main.gui_script

@@ -13,9 +13,17 @@ function init(self)
 	gui.set_position(bg, vmath.vector3(screen_width/2, screen_height/2, 0))
 	gui.set_size(bg, vmath.vector3(screen_width, screen_height, 0))
 
-	local camera = gui.get_node("camera")
-	gui.set_position(camera, vmath.vector3(screen_width/2, screen_height/2, 0))
-	gui.set_size(camera, vmath.vector3(screen_width/2, screen_height/2, 0))
+	local cameranode = gui.get_node("camera")
+	gui.set_position(cameranode, vmath.vector3(screen_width/2, screen_height/2, 0))
+	gui.set_size(cameranode, vmath.vector3(screen_width/2, screen_height/2, 0))
+
+	self.camera_enabled = camera ~= nil
+	if not self.camera_enabled then
+		local labelnode = gui.get_node("scan_bn/larrylabel")
+		local iconnode = gui.get_node("camera_icon")
+		gui.set_color(labelnode, vmath.vector4(0.5,0.5,0.5,1))
+		gui.set_color(iconnode, vmath.vector4(0.5,0.5,0.5,1))
+	end
 
 	local qrcode = gui.get_node("qrcode")
 	gui.set_position(qrcode, vmath.vector3(screen_width/2, screen_height/2, 0))
@@ -54,9 +62,11 @@ local function isempty(s)
 end
 
 function on_input(self, action_id, action)
+	if self.camera_enabled then
 		dirtylarry:button("scan_bn", action_id, action, function ()
 			msg.post("controller", "click", {mode="SCAN"})
 		end)
+	end
 	dirtylarry:button("generate_bn", action_id, action, function ()
 		local text = sys.get_sys_info().device_ident
 		if isempty(text) then

qrcode/src/qrcode.cpp

@@ -1,14 +1,12 @@
 #include <assert.h>
 #include <stdlib.h>
 #include <stdio.h>
-#include <unistd.h>
 
 #define EXTENSION_NAME QRCode
 #define LIB_NAME "QRCode"
 #define MODULE_NAME "qrcode"
 
 // Defold SDK
-#define DLIB_LOG_DOMAIN LIB_NAME
 #include <dmsdk/sdk.h>
 
 #include "quirc/quirc.h"
@@ -167,7 +165,7 @@ static int Generate(lua_State* L)
     free(qr); // free the qr code
 
     // Transfer ownership to Lua
-    dmScript::LuaHBuffer luabuffer = {buffer, true};
+    dmScript::LuaHBuffer luabuffer(buffer, dmScript::OWNER_LUA);
     dmScript::PushBuffer(L, luabuffer);
     lua_pushinteger(L, outsize);
     return 2;