Add new function to export all layers of a scene to their own image f…

…ile.

ManiacEditor/Editor.cs

@@ -1,20 +1,16 @@
 using System;
 using System.Collections.Generic;
-using System.ComponentModel;
 using System.Data;
 using System.Drawing;
+using System.Drawing.Imaging;
+using System.IO;
 using System.Linq;
-using System.Text;
 using System.Windows.Forms;
-using System.Drawing.Drawing2D;
 using ManiacEditor.Actions;
-using System.Collections;
-using System.Net;
-using SharpDX.Direct3D9;
+using ManiacEditor.Enums;
 using RSDKv5;
-using System.IO;
+using SharpDX.Direct3D9;
 using Color = System.Drawing.Color;
-using ManiacEditor.Enums;
 
 namespace ManiacEditor
 {
@@ -128,7 +124,7 @@ private void SetSceneOnlyButtonsState(bool enabled)
         {
             saveToolStripMenuItem.Enabled = enabled;
             saveAsToolStripMenuItem.Enabled = enabled;
-            saveAspngToolStripMenuItem.Enabled = enabled;
+            exportToolStripMenuItem.Enabled = enabled;
 
             ShowFGHigh.Enabled = enabled && FGHigh != null;
             ShowFGLow.Enabled = enabled && FGLow != null;
@@ -1504,26 +1500,89 @@ private void exitToolStripMenuItem_Click(object sender, EventArgs e)
         }
         private void saveAspngToolStripMenuItem_Click(object sender, EventArgs e)
         {
-            if (EditorScene != null)
+            if (EditorScene == null) return;
+
+            SaveFileDialog save = new SaveFileDialog();
+            save.Filter = ".png File|*.png";
+            save.DefaultExt = "png";
+            if (save.ShowDialog() != DialogResult.Cancel)
             {
-                SaveFileDialog save = new SaveFileDialog();
-                save.Filter = ".png File|*.png";
-                save.DefaultExt = "png";
-                if (save.ShowDialog() != DialogResult.Cancel)
+                using (Bitmap bitmap = new Bitmap(SceneWidth, SceneHeight))
+                using (Graphics g = Graphics.FromImage(bitmap))
+                {
+                    // not all scenes have both a Low and a High foreground
+                    // only attempt to render the ones we actually have
+                    FGLow?.Draw(g);
+                    FGHigh?.Draw(g);
+                    bitmap.Save(save.FileName);
+                }
+            }
+        }
+
+        private void exportEachLayerAspngToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            try
+            {
+                if (EditorScene?.Layers == null || !EditorScene.Layers.Any()) return;
+
+                var dialog = new FolderSelectDialog()
+                {
+                    Title = "Select folder to save each exported layer image to"
+                };
+
+                if (!dialog.ShowDialog()) return;
+
+                int fileCount = 0;
+
+                foreach (var editorLayer in EditorScene.AllLayers)
                 {
-                    using (Bitmap bitmap = new Bitmap(SceneWidth, SceneHeight))
+                    string fileName = Path.Combine(dialog.FileName, editorLayer.Name + ".png");
+
+                    if (!CanWriteFile(fileName))
                     {
-                        using (Graphics g = Graphics.FromImage(bitmap))
-                        {
-                            FGLow.Draw(g);
-                            FGHigh.Draw(g);
-                        }
-                        bitmap.Save(save.FileName);
+                        MessageBox.Show($"Layer export aborted. {fileCount} images saved.", "Error!",
+                                        MessageBoxButtons.OK, MessageBoxIcon.Error);
+                        return;
+                    }
+
+                    using (var bitmap = new Bitmap(editorLayer.Width * EditorLayer.TILE_SIZE, editorLayer.Height * EditorLayer.TILE_SIZE))
+                    using (var g = Graphics.FromImage(bitmap))
+                    {
+                        editorLayer.Draw(g);
+                        bitmap.Save(fileName, ImageFormat.Png);
+                        ++fileCount;
                     }
                 }
+
+                MessageBox.Show($"Layer export succeeded. {fileCount} images saved.", "Success!",
+                                MessageBoxButtons.OK, MessageBoxIcon.Information);
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show("An error occurred: " + ex.Message, "Error!", 
+                                MessageBoxButtons.OK, MessageBoxIcon.Error);
             }
         }
 
+        private bool CanWriteFile(string fullFilePath)
+        {
+            if (!File.Exists(fullFilePath)) return true;
+
+            if (File.GetAttributes(fullFilePath).HasFlag(FileAttributes.ReadOnly))
+            {
+                MessageBox.Show($"The file {fullFilePath} is Read Only.", "File is Read Only.",
+                                MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return false;
+            }
+
+            var result = MessageBox.Show($"The file {fullFilePath} already exists. Overwrite?", "Overwrite?",
+                                         MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
+
+            if (result == DialogResult.Yes) return true;
+
+            return false;
+        }
+
         private void splitContainer1_SplitterMoved(object sender, SplitterEventArgs e)
         {
             Form1_Resize(null, null);

ManiacEditor/Properties/AssemblyInfo.cs

@@ -10,7 +10,7 @@
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("Maniac Editor")]
-[assembly: AssemblyCopyright("Copyright © koolkdev, OtherworldBob 2017")]
+[assembly: AssemblyCopyright("Copyright © koolkdev, OtherworldBob 2017-2018")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 
@@ -32,5 +32,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.2.21.1")]
-[assembly: AssemblyFileVersion("0.2.21.1")]
+[assembly: AssemblyVersion("0.2.21.3")]
+[assembly: AssemblyFileVersion("0.2.21.3")]

README.md

@@ -49,5 +49,6 @@ You can choose which properties the placed tiles will have by clicking on the ch
   * This goes hand-in-hand with importing objects. You'll want to import any applicable sounds too.
 * Layer reordering, creation, destruction and resizing (too big and the game will crash!); you can also edit some of the magic values assoicated with the layers too.
   * You'll need to fix-up any BGSwitch entities to account for anything you change though.
+* New export function to write each layer of a scene to its own file.
 * Extra crashes! Save often, backup well.
 * Non-descript Undo/Redo helpers that don't tell you much most of the time.