Add files

maps/viewMap

@@ -0,0 +1,128 @@
+local tArgs = {...}
+
+local function printUsage()
+	print("Usages:")
+	print("viewMap <(string) mapAPIPath> <(string) mapName>")
+	print("viewMap <(string) mapAPIPath> <(string) mapName> <(int) x-coord> <(int) y-coord> <(int) z-coord>")
+	print("mapName must be the complete file path")
+end
+
+local mapAPIPath = tArgs[1]
+if not mapAPIPath or type(mapAPIPath) ~= "string" or not fs.exists(mapAPIPath) or fs.isDir(mapAPIPath) then
+	error("invalid mapAPIPath: "..tostring(mapAPIPath))
+end
+local mapAPI = fs.getName(mapAPIPath)
+if not _G[mapAPI] then
+	if not os.loadAPI(mapAPIPath) then
+		error("could not load mapAPI: "..tostring(mapAPIPath))
+	end
+end
+mapAPI = _G[mapAPI]
+
+local map
+local mapName = tArgs[2]
+if mapName and type(mapName) == "string" and fs.exists(mapName) and fs.isDir(mapName) then
+	map = mapAPI.new(mapName)
+	if not map then
+		error("could not load map at "..mapName)
+	end
+else
+	printUsage()
+end
+
+local startX, startY, startZ
+if #tArgs == 5 then
+	for i = 3, 5 do
+		local num = tArgs[i]
+		if not tonumber(num) or num % 1 ~= 0 then
+			printUsage()
+			return
+		end
+	end
+	startX = tArgs[3]
+	startY = tArgs[4]
+	startZ = tArgs[5]
+end
+
+if not startX then
+	map:loadAll()
+	--find any point on map that isn't empty
+end
+
+term.setCursorBlink(false)
+term.setBackgroundColour(colours.black)
+
+local cont = true
+local width, height = term.getSize()
+local currW, currH = 1, 1
+term.setCursorBlink(true)
+term.setTextColour(colours.red)
+local redraw = true
+while cont do
+	if redraw then
+		term.setBackgroundColour(colours.black)
+		term.clear()
+		term.setCursorPos(1, height)
+		term.clearLine()
+		term.write(tostring(startX + currW - 1)..","..tostring(startY)..","..tostring(startZ + currH - 1))
+		term.write(" -- ")
+		term.write(tostring(math.floor( (startX + currW - 1)/16 )))
+		term.write(",")
+		term.write(tostring(math.floor( (startY)/16 )))
+		term.write(",")
+		term.write(tostring(math.floor( (startZ + currH - 1)/16 )))
+		for x = 1, width do
+			for z = 1, height - 1 do
+				local value = map:get(vector.new(startX + x - 1, startY, startZ + z - 1))
+				if value then
+					term.setBackgroundColour(colours.white)
+					term.setCursorPos(x, z)
+					term.write(string.sub(value, 1, 1))
+				end
+			end
+		end
+		term.setCursorPos(currW, currH)
+		redraw = false
+	end
+	local event = {os.pullEvent()}
+	if event[1] == "key" then
+		local key = event[2]
+		if key == keys.up then
+			startZ = startZ - 1
+		elseif key == keys.down then
+			startZ = startZ + 1
+		elseif key == keys.left then
+			startX = startX - 1
+		elseif key == keys.right then
+			startX = startX + 1
+		elseif key == keys.numPadAdd then
+			startY = startY + 1
+		elseif key == keys.numPadSubtract then
+			startY = startY - 1
+		elseif key == keys.backspace then
+			cont = false
+		end
+		redraw = true
+	elseif event[1] == "mouse_click" then
+		if event[4] < height then
+			currW, currH = event[3], event[4]
+			term.setCursorPos(1, height)
+			term.clearLine()
+			term.write(tostring(startX + currW - 1)..","..tostring(startY)..","..tostring(startZ + currH - 1))
+			term.write(" -- ")
+			term.write(tostring(math.floor( (startX + currW - 1)/16 )))
+			term.write(",")
+			term.write(tostring(math.floor( (startY)/16 )))
+			term.write(",")
+			term.write(tostring(math.floor( (startZ + currH - 1)/16 )))
+			term.setCursorPos(currW, currH)
+		end
+	elseif event[1] == "term_resize" then
+		width, height = term.getSize()
+		redraw = true
+	end
+end
+
+term.setBackgroundColour(colours.black)
+term.setCursorPos(1, 1)
+term.clear()