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@waifung0207
waifung0207 committed Mar 12, 2014
1 parent 8f7e027 commit c4a8650
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22 changes: 22 additions & 0 deletions image2sprite.sln
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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio 2013
VisualStudioVersion = 12.0.30110.0
MinimumVisualStudioVersion = 10.0.40219.1
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "image2sprite", "image2sprite\image2sprite.csproj", "{1827E63C-84BB-4030-A4B7-E4F7A29740EC}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{1827E63C-84BB-4030-A4B7-E4F7A29740EC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{1827E63C-84BB-4030-A4B7-E4F7A29740EC}.Debug|Any CPU.Build.0 = Debug|Any CPU
{1827E63C-84BB-4030-A4B7-E4F7A29740EC}.Release|Any CPU.ActiveCfg = Release|Any CPU
{1827E63C-84BB-4030-A4B7-E4F7A29740EC}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
EndGlobal
238 changes: 238 additions & 0 deletions image2sprite/App.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Drawing;

using Kaliko.ImageLibrary;
using System.Configuration;
using System.Collections.Specialized;

namespace image2sprite
{
/**
* Fields to be saved in app.config file
*/
enum ConfigFields
{
InputDir,
InputImageFormat,
OutputDir,
OutputImageName,
OutputImageFormat,
OutputImageQuality,
NumPicPerRow,
ColorKeyR,
ColorKeyG,
ColorKeyB,
SpriteAuto,
SpriteWidth,
SpriteHeight
};

/**
* Main App class
*/
class App
{
// to store configuration values
private NameValueCollection mSettings = null;

// for app logic
private Color mColorKey;

/**
* constructor
*/
public App()
{
// read parameters from config file
this.loadConfig();
}

/**
* Load configuration from file
*/
public void loadConfig()
{
// from local config file, e.g. image2sprite.exe.Config
mSettings = ConfigurationManager.AppSettings;
}

/**
* Save configuration to file
*/
public void saveConfig()
{
// create the object
Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);

// make changes
foreach (String key in mSettings)
{
var value = mSettings[key];
config.AppSettings.Settings[key].Value = value;
}

// save to apply changes
config.Save(ConfigurationSaveMode.Modified);
ConfigurationManager.RefreshSection("appSettings");
}

/**
* General functions for get / update settings
*/
public String getSettings(ConfigFields _key)
{
String key = _key.ToString();
return mSettings[key];
}
public void updateSettings(ConfigFields _key, String _value)
{
String key = _key.ToString();
mSettings[key] = _value;
}

/**
* Set color key of sprite sheet
*/
public void updateColorKey(String _r, String _g, String _b)
{
int r = int.Parse(_r);
int g = int.Parse(_g);
int b = int.Parse(_b);
mColorKey = Color.FromArgb(r, g, b);

this.updateSettings(ConfigFields.ColorKeyR, _r);
this.updateSettings(ConfigFields.ColorKeyG, _g);
this.updateSettings(ConfigFields.ColorKeyB, _b);
}

/**
* Set parameters of each sprite
*/
public void updateSpriteParams(bool _auto, String _w, String _h)
{
this.updateSettings(ConfigFields.SpriteAuto, _auto.ToString());
this.updateSettings(ConfigFields.SpriteWidth, _w);
this.updateSettings(ConfigFields.SpriteHeight, _h);
}

/**
* Confirm to create spritesheet
*/
public bool makeSprite()
{
try
{
// get all required values from settings
String input_dir = this.getSettings(ConfigFields.InputDir);
String input_image_format = this.getSettings(ConfigFields.InputImageFormat);
String output_dir = this.getSettings(ConfigFields.OutputDir);
String output_image_name = this.getSettings(ConfigFields.OutputImageName);
String output_image_format = this.getSettings(ConfigFields.OutputImageFormat);
int output_image_quality = int.Parse(this.getSettings(ConfigFields.OutputImageQuality));
int num_per_row = int.Parse(this.getSettings(ConfigFields.NumPicPerRow));
bool sprite_auto = bool.Parse(this.getSettings(ConfigFields.SpriteAuto));
int sprite_width = int.Parse(this.getSettings(ConfigFields.SpriteWidth));
int sprite_height = int.Parse(this.getSettings(ConfigFields.SpriteHeight));
int color_r = int.Parse(this.getSettings(ConfigFields.ColorKeyR));
int color_g = int.Parse(this.getSettings(ConfigFields.ColorKeyG));
int color_b = int.Parse(this.getSettings(ConfigFields.ColorKeyB));

// full path for output spritesheet
String output_image_path = output_dir + "\\" + output_image_name + "." + output_image_format;

// delete the previously created image if exists
if (File.Exists(output_image_path))
File.Delete(output_image_path);

// get all files inside the input folder
String[] input_files = Directory.GetFiles(input_dir, "*." + input_image_format, SearchOption.TopDirectoryOnly);

// exception: no input files found
if (input_files.Length == 0)
{
MessageBox.Show("No images found in Input Folder", "Error");
return false;
}

// check the total width and height for new image
KalikoImage first_image = new KalikoImage(input_files[0]);

// values for calculating dimensions
int each_width, each_height, total_width, total_height;
double row_num = (double)input_files.Length / (double)num_per_row;

if (sprite_auto == true)
{
// automatically obtain sprite dimensions by reading first image
each_width = first_image.Width;
each_height = first_image.Height;
total_width = first_image.Width * num_per_row;
total_height = first_image.Height * (int)Math.Ceiling(row_num);
}
else
{
// use dimensions input by user
each_width = sprite_width;
each_height = sprite_height;
total_width = sprite_width * num_per_row;
total_height = sprite_height * (int)Math.Ceiling(row_num);
}

// create a new image to store sprite sheet
KalikoImage output_image = new KalikoImage(total_width, total_height);
Color color_key = Color.FromArgb(color_r, color_g, color_b);
output_image.Clear(color_key);

// for counting
int x = 0, y = 0, count_per_row = 0;

// put each image onto the new image
foreach (String imagePath in input_files)
{
KalikoImage tmp_image = new KalikoImage(imagePath);
output_image.BlitImage(tmp_image, x, y);

// increment counts
x += each_width;
count_per_row++;

// jump to next row
if (count_per_row >= num_per_row)
{
x = 0;
y += each_height;
count_per_row = 0;
}
}

// output image to specific format
switch (output_image_format)
{
case "png":
output_image.SavePng(output_image_path, 100);
break;
case "jpg":
output_image.SaveJpg(output_image_path, output_image_quality);
break;
case "gif":
output_image.SaveGif(output_image_path);
break;
}

// success
return true;
}
catch (Exception e)
{
// failed
MessageBox.Show("Error occurs: \n" + e.Message);
return false;
}
}
}
}
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