370 lines
12 KiB
C#
370 lines
12 KiB
C#
using System.ComponentModel;
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namespace Lity3DEditor;
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public class MainForm : Form
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{
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private List<SceneNode> _nodes = new();
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private string? _currentPath;
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private bool _modified;
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private TreeView _tree = null!;
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private PropertyGrid _propertyGrid = null!;
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private StatusStrip _status = null!;
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private ToolStripButton _btnSave = null!;
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public MainForm()
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{
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Text = "Lity3D Engine Scene Editor";
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Size = new Size(1280, 800);
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StartPosition = FormStartPosition.CenterScreen;
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BackColor = Color.FromArgb(30, 30, 38);
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Font = new Font("Microsoft YaHei UI", 9F, FontStyle.Regular, GraphicsUnit.Point);
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BuildMenu();
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BuildToolbar();
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BuildPanels();
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BuildStatus();
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Load += (_, _) =>
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{
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foreach (var c in Controls.OfType<SplitContainer>())
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{
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if (c.Orientation == Orientation.Vertical)
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{
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c.Panel1MinSize = 180;
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c.Panel2MinSize = 300;
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c.SplitterDistance = 260;
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}
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else
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{
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c.Panel1MinSize = 200;
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c.Panel2MinSize = 120;
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c.SplitterDistance = c.Height - 220;
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}
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}
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TryOpenScene(Path.Combine(Application.StartupPath, "scene.txt"));
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};
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FormClosing += (_, e) => { if (!PromptSave()) e.Cancel = true; };
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}
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private void BuildMenu()
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{
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var menu = new MenuStrip();
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var file = new ToolStripMenuItem("文件(&F)");
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file.DropDownItems.Add(new ToolStripMenuItem("打开...", null, (_, _) => OpenScene()) { ShortcutKeys = Keys.Control | Keys.O });
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file.DropDownItems.Add(new ToolStripMenuItem("保存", null, (_, _) => SaveScene()) { ShortcutKeys = Keys.Control | Keys.S });
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file.DropDownItems.Add(new ToolStripMenuItem("另存为...", null, (_, _) => SaveSceneAs()));
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file.DropDownItems.Add(new ToolStripSeparator());
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file.DropDownItems.Add(new ToolStripMenuItem("退出", null, (_, _) => Close()) { ShortcutKeys = Keys.Alt | Keys.F4 });
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menu.Items.Add(file);
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var edit = new ToolStripMenuItem("编辑(&E)");
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edit.DropDownItems.Add(new ToolStripMenuItem("添加立方体", null, (_, _) => AddNode(MeshType.CUBE, "cube")));
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edit.DropDownItems.Add(new ToolStripMenuItem("添加球体", null, (_, _) => AddNode(MeshType.SPHERE, "sphere")));
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edit.DropDownItems.Add(new ToolStripMenuItem("添加平面", null, (_, _) => AddNode(MeshType.PLANE, "plane")));
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edit.DropDownItems.Add(new ToolStripSeparator());
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edit.DropDownItems.Add(new ToolStripMenuItem("删除选中", null, (_, _) => DeleteSelected()) { ShortcutKeys = Keys.Delete });
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menu.Items.Add(edit);
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MainMenuStrip = menu;
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Controls.Add(menu);
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}
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private void BuildToolbar()
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{
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var tool = new ToolStrip();
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tool.GripStyle = ToolStripGripStyle.Hidden;
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tool.BackColor = Color.FromArgb(40, 40, 50);
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tool.ForeColor = Color.White;
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tool.Renderer = new DarkToolStripRenderer();
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_btnSave = new ToolStripButton("保存", null, (_, _) => SaveScene()) { Enabled = false };
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tool.Items.Add(_btnSave);
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tool.Items.Add(new ToolStripSeparator());
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tool.Items.Add(new ToolStripButton("添加立方体", null, (_, _) => AddNode(MeshType.CUBE, "cube")));
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tool.Items.Add(new ToolStripButton("添加球体", null, (_, _) => AddNode(MeshType.SPHERE, "sphere")));
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tool.Items.Add(new ToolStripButton("添加平面", null, (_, _) => AddNode(MeshType.PLANE, "plane")));
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tool.Items.Add(new ToolStripSeparator());
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tool.Items.Add(new ToolStripButton("删除", null, (_, _) => DeleteSelected()));
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tool.Dock = DockStyle.Top;
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Controls.Add(tool);
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}
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private void BuildPanels()
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{
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var split = new SplitContainer
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{
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Dock = DockStyle.Fill,
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BackColor = Color.FromArgb(30, 30, 38)
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};
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split.Panel1.BackColor = Color.FromArgb(35, 35, 45);
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split.Panel2.BackColor = Color.FromArgb(35, 35, 45);
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_tree = new TreeView
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{
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Dock = DockStyle.Fill,
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BackColor = Color.FromArgb(35, 35, 45),
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ForeColor = Color.White,
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BorderStyle = BorderStyle.None,
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FullRowSelect = true,
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HideSelection = false,
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ShowLines = true,
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ShowPlusMinus = true,
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LineColor = Color.FromArgb(100, 120, 160)
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};
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_tree.AfterSelect += (_, _) => OnNodeSelected();
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split.Panel1.Controls.Add(_tree);
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var rightSplit = new SplitContainer
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{
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Dock = DockStyle.Fill,
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Orientation = Orientation.Horizontal,
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BackColor = Color.FromArgb(30, 30, 38)
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};
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rightSplit.Panel1.BackColor = Color.FromArgb(35, 35, 45);
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rightSplit.Panel2.BackColor = Color.FromArgb(28, 28, 36);
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_propertyGrid = new PropertyGrid
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{
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Dock = DockStyle.Fill,
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BackColor = Color.FromArgb(35, 35, 45),
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ForeColor = Color.White,
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CategoryForeColor = Color.FromArgb(180, 180, 200),
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CommandsBackColor = Color.FromArgb(35, 35, 45),
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CommandsForeColor = Color.White,
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DisabledItemForeColor = Color.Gray,
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HelpBackColor = Color.FromArgb(28, 28, 36),
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HelpForeColor = Color.White,
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ViewBackColor = Color.FromArgb(35, 35, 45),
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ViewForeColor = Color.White,
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LineColor = Color.FromArgb(60, 60, 80),
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ToolbarVisible = false,
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PropertySort = PropertySort.Categorized
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};
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_propertyGrid.PropertyValueChanged += (_, _) => OnPropertyChanged();
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rightSplit.Panel1.Controls.Add(_propertyGrid);
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var previewLabel = new Label
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{
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Dock = DockStyle.Fill,
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Text = "3D 预览区\n（由 Lity3D Engine 运行时渲染）",
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ForeColor = Color.FromArgb(120, 120, 140),
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BackColor = Color.FromArgb(28, 28, 36),
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TextAlign = ContentAlignment.MiddleCenter,
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Font = new Font(Font.FontFamily, 11f, FontStyle.Regular)
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};
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rightSplit.Panel2.Controls.Add(previewLabel);
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split.Panel2.Controls.Add(rightSplit);
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Controls.Add(split);
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}
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private void BuildStatus()
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{
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_status = new StatusStrip();
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_status.BackColor = Color.FromArgb(40, 40, 50);
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_status.ForeColor = Color.White;
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_status.Items.Add(new ToolStripStatusLabel("就绪"));
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Controls.Add(_status);
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}
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private void TryOpenScene(string path)
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{
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if (!File.Exists(path)) return;
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try
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{
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_nodes = SceneIO.Load(path);
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_currentPath = path;
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RebuildTree();
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SetModified(false);
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SetStatus($"已打开 {path}");
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}
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catch (Exception ex)
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{
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MessageBox.Show(this, ex.Message, "打开失败", MessageBoxButtons.OK, MessageBoxIcon.Error);
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}
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}
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private void OpenScene()
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{
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if (!PromptSave()) return;
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using var dlg = new OpenFileDialog
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{
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Filter = "Lity3D 场景|*.txt|所有文件|*.*",
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Title = "打开场景"
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};
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if (dlg.ShowDialog(this) == DialogResult.OK)
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TryOpenScene(dlg.FileName);
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}
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private bool SaveScene()
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{
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if (string.IsNullOrEmpty(_currentPath))
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return SaveSceneAs();
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try
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{
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SceneIO.Save(_currentPath, _nodes);
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SetModified(false);
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SetStatus($"已保存 {_currentPath}");
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return true;
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}
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catch (Exception ex)
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{
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MessageBox.Show(this, ex.Message, "保存失败", MessageBoxButtons.OK, MessageBoxIcon.Error);
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return false;
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}
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}
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private bool SaveSceneAs()
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{
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using var dlg = new SaveFileDialog
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{
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Filter = "Lity3D 场景|*.txt|所有文件|*.*",
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Title = "另存为"
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};
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if (dlg.ShowDialog(this) != DialogResult.OK) return false;
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_currentPath = dlg.FileName;
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return SaveScene();
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}
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private bool PromptSave()
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{
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if (!_modified) return true;
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var r = MessageBox.Show(this, "场景已修改，是否保存？", "保存确认",
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MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);
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if (r == DialogResult.Cancel) return false;
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if (r == DialogResult.Yes) return SaveScene();
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return true;
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}
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private void AddNode(MeshType type, string baseName)
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{
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int idx = 1;
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string name = baseName;
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while (_nodes.Any(n => n.Name == name))
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name = $"{baseName}_{idx++}";
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var parentIdx = -1;
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if (_tree.SelectedNode?.Tag is SceneNode sel && sel.Name != "root")
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parentIdx = _nodes.IndexOf(sel);
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else if (_nodes.Count > 0)
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parentIdx = 0; // root
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var node = new SceneNode
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{
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Name = name,
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ParentIndex = parentIdx,
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Mesh = type,
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PosY = type == MeshType.PLANE ? -1.0f : 0.0f
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};
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_nodes.Add(node);
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RebuildTree();
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SelectNode(node);
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SetModified(true);
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SetStatus($"添加 {name}");
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}
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private void DeleteSelected()
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{
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if (_tree.SelectedNode?.Tag is not SceneNode node || node.Name == "root")
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{
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MessageBox.Show(this, "不能删除根节点", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
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return;
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}
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_nodes.Remove(node);
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RebuildTree();
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SetModified(true);
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SetStatus($"删除 {node.Name}");
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}
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private void RebuildTree()
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{
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_tree.Nodes.Clear();
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var treeMap = new Dictionary<int, TreeNode>();
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for (int i = 0; i < _nodes.Count; i++)
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{
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var n = _nodes[i];
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var tn = new TreeNode(n.Name) { Tag = n, ForeColor = Color.White };
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treeMap[i] = tn;
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if (n.ParentIndex >= 0 && treeMap.TryGetValue(n.ParentIndex, out var parent))
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parent.Nodes.Add(tn);
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else
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_tree.Nodes.Add(tn);
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}
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_tree.ExpandAll();
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}
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private void SelectNode(SceneNode node)
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{
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foreach (TreeNode root in _tree.Nodes)
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{
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var found = FindNode(root, node);
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if (found != null)
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{
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_tree.SelectedNode = found;
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return;
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}
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}
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}
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private static TreeNode? FindNode(TreeNode parent, SceneNode node)
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{
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if (parent.Tag == node) return parent;
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foreach (TreeNode c in parent.Nodes)
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{
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var r = FindNode(c, node);
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if (r != null) return r;
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}
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return null;
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}
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private void OnNodeSelected()
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{
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_propertyGrid.SelectedObject = _tree.SelectedNode?.Tag;
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if (_tree.SelectedNode?.Tag is SceneNode n)
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SetStatus(n.Name);
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}
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private void OnPropertyChanged()
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{
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SetModified(true);
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_tree.Refresh();
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}
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private void SetModified(bool modified)
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{
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_modified = modified;
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_btnSave.Enabled = modified;
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Text = "Lity3D Engine Scene Editor" + (modified ? " *" : "") + (string.IsNullOrEmpty(_currentPath) ? "" : $" - {_currentPath}");
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}
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private void SetStatus(string msg)
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{
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if (_status.Items[0] is ToolStripStatusLabel lbl)
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lbl.Text = msg;
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}
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}
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public class DarkToolStripRenderer : ToolStripProfessionalRenderer
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{
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public DarkToolStripRenderer() : base(new DarkColorTable()) { }
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}
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public class DarkColorTable : ProfessionalColorTable
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{
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public override Color ToolStripBorder => Color.FromArgb(60, 60, 80);
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public override Color ToolStripGradientBegin => Color.FromArgb(40, 40, 50);
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public override Color ToolStripGradientEnd => Color.FromArgb(40, 40, 50);
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public override Color ToolStripGradientMiddle => Color.FromArgb(45, 45, 55);
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public override Color ButtonSelectedHighlight => Color.FromArgb(70, 70, 90);
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public override Color ButtonSelectedBorder => Color.FromArgb(100, 120, 160);
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public override Color ButtonPressedHighlight => Color.FromArgb(60, 80, 120);
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public override Color ButtonCheckedHighlight => Color.FromArgb(60, 80, 120);
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public override Color MenuBorder => Color.FromArgb(60, 60, 80);
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public override Color MenuItemSelected => Color.FromArgb(70, 70, 90);
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public override Color MenuItemBorder => Color.FromArgb(100, 120, 160);
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}
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