Initial code commit.

README.md

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+# Zoom
+
+Allows users to override the min/max zoom distances (of the mouse wheel) to see closer or further away from their character.

zoom.lua

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+--[[
+* Ashita - Copyright (c) 2014 - 2017 atom0s [atom0s@live.com]
+*
+* This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
+* To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/ or send a letter to
+* Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.
+*
+* By using Ashita, you agree to the above license and its terms.
+*
+*      Attribution - You must give appropriate credit, provide a link to the license and indicate if changes were
+*                    made. You must do so in any reasonable manner, but not in any way that suggests the licensor
+*                    endorses you or your use.
+*
+*   Non-Commercial - You may not use the material (Ashita) for commercial purposes.
+*
+*   No-Derivatives - If you remix, transform, or build upon the material (Ashita), you may not distribute the
+*                    modified material. You are, however, allowed to submit the modified works back to the original
+*                    Ashita project in attempt to have it added to the original project.
+*
+* You may not apply legal terms or technological measures that legally restrict others
+* from doing anything the license permits.
+*
+* No warranties are given.
+]]--
+
+_addon.author   = 'atom0s';
+_addon.name     = 'zoom';
+_addon.version  = '1.0.0';
+
+require 'common'
+
+----------------------------------------------------------------------------------------------------
+-- Variables
+----------------------------------------------------------------------------------------------------
+local zoom = { };
+zoom.pointer1 = 0;
+zoom.pointer2 = 0;
+zoom.backup1 = 0;
+zoom.backup2 = 0;
+
+----------------------------------------------------------------------------------------------------
+-- func: print_help
+-- desc: Displays a help block for proper command usage.
+----------------------------------------------------------------------------------------------------
+local function print_help(cmd, help)
+    -- Print the invalid format header..
+    print('\31\200[\31\05' .. _addon.name .. '\31\200]\30\01 ' .. '\30\68Invalid format for command:\30\02 ' .. cmd .. '\30\01'); 
+
+    -- Loop and print the help commands..
+    for k, v in pairs(help) do
+        print('\31\200[\31\05' .. _addon.name .. '\31\200]\30\01 ' .. '\30\68Syntax:\30\02 ' .. v[1] .. '\30\71 ' .. v[2]);
+    end
+end
+
+----------------------------------------------------------------------------------------------------
+-- func: load
+-- desc: Event called when the addon is being loaded.
+----------------------------------------------------------------------------------------------------
+ashita.register_event('load', function()
+    -- Locate the needed patterns..
+    local pointer1 = ashita.memory.findpattern('FFXiMain.dll', 0, 'D81D????????DFE0F6C4057A??C7442410????????E8????????8B4C', 0, 0);
+    local pointer2 = ashita.memory.findpattern('FFXiMain.dll', 0, '25????????75??C7442410????????E8????????8B', 0, 0);
+
+    -- Ensure the pointers are valid..
+    if (pointer1 == 0 or pointer2 == 0) then
+        print('\31\200[\31\05' .. _addon.name .. '\31\200]\30\01 ' .. '\30\68Failed to find the required pointers.\30\01');
+    end
+    
+    -- Store the pointers..
+    zoom.pointer1 = pointer1;
+    zoom.pointer2 = pointer2;
+    
+    -- Read the original values to restore later..
+    zoom.backup1 = ashita.memory.read_float(zoom.pointer1 + 0x11);
+    zoom.backup2 = ashita.memory.read_float(zoom.pointer2 + 0x0B);
+    
+    -- Display the default values..
+    print(string.format('\31\200[\31\05' .. _addon.name .. '\31\200]\30\01 ' .. '\30\07Default zoom out max:\30\02 %f\30\01', zoom.backup1));
+    print(string.format('\31\200[\31\05' .. _addon.name .. '\31\200]\30\01 ' .. '\30\07Default zoom in max:\30\02 %f\30\01', zoom.backup2));
+end);
+
+----------------------------------------------------------------------------------------------------
+-- func: unload
+-- desc: Event called when the addon is being unload.
+----------------------------------------------------------------------------------------------------
+ashita.register_event('unload', function()
+    -- Restore the default values..
+    if (zoom.pointer1 ~= 0) then
+        ashita.memory.write_float(zoom.pointer1 + 0x11, zoom.backup1);
+    end
+    if (zoom.pointer2 ~= 0) then
+        ashita.memory.write_float(zoom.pointer2 + 0x0B, zoom.backup2);
+    end
+end);
+
+----------------------------------------------------------------------------------------------------
+-- func: command
+-- desc: Event called when a command was entered.
+----------------------------------------------------------------------------------------------------
+ashita.register_event('command', function(command, ntype)
+    -- Get the arguments of the command..
+    local args = command:args();
+    if (args[1] ~= '/zoom') then
+        return false;
+    end
+    
+    -- Set the zoom out distance..
+    if (#args >= 3 and args[2] == 'setout') then
+        ashita.memory.unprotect(zoom.pointer1 + 0x11, 4);
+        ashita.memory.write_float(zoom.pointer1 + 0x11, tonumber(args[3]));
+        return true;
+    end
+    
+    -- Set the zoom in distance..
+    if (#args >= 3 and args[2] == 'setin') then
+        ashita.memory.unprotect(zoom.pointer2 + 0x0B, 4);
+        ashita.memory.write_float(zoom.pointer2 + 0x0B, tonumber(args[3]));
+        return true;
+    end
+    
+    -- Prints the addon help..
+    print_help('/zoom', {
+        { '/zoom setout [num]', '- Sets the distance the camera can zoom out to (using the mouse wheel). (Default: 242)' },
+        { '/zoom setin [num]',  '- Sets the distance the camera can zoom into (using the mouse wheel). (Default: 900)' }
+    });
+    return true;
+end);