forked from LeenkxTeam/LNXSDK
471 lines
14 KiB
Haxe
471 lines
14 KiB
Haxe
package lnx2d;
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// Zui
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import zui.Zui;
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import zui.Themes;
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import zui.Id;
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using zui.Ext;
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import leenkx.ui.Popup;
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import leenkx.ui.Canvas;
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// Editor
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import lnx2d.Path;
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import lnx2d.Assets;
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import lnx2d.tools.Math;
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import lnx2d.ui.UIToolBar;
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import lnx2d.ui.UIProperties;
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import lnx2d.tools.CanvasTools;
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@:access(zui.Zui)
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class Editor {
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var ui:Zui;
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public var cui:Zui;
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public var canvas:TCanvas;
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public static var defaultWindowW = 240;
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public static var windowW = defaultWindowW;
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static var uiw(get, null):Int;
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static function get_uiw():Int {
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return Std.int(windowW * Main.prefs.scaleFactor);
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}
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var toolbarw(get, null):Int;
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function get_toolbarw():Int {
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return Std.int(140 * ui.SCALE());
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}
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// Canvas offset from the editor window
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// Should be a multiple of gridSize to ensure visual grid alignment
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public static var coffX = 160.0;
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public static var coffY = 40.0;
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var dropPath = "";
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public static var currentOperation = "";
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public static var assetNames:Array<String> = [""];
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public static var dragAsset:TAsset = null;
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var resizeCanvas = false;
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var zoom = 1.0;
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public static var showFiles = false;
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public static var foldersOnly = false;
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public static var filesDone:String->Void = null;
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var uimodal:Zui;
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public static var gridSnapBounds:Bool = false;
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public static var gridSnapPos:Bool = true;
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public static var gridUseRelative:Bool = true;
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public static var useRotationSteps:Bool = false;
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public static var rotationSteps:Float = Math.toRadians(15);
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public static var gridSize:Int = 20;
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public static var redrawGrid = false;
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static var grid:kha.Image = null;
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static var timeline:kha.Image = null;
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var selectedFrame = 0;
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public static var selectedTheme:zui.Themes.TTheme = null;
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public static var selectedElem:TElement = null;
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var lastW = 0;
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var lastH = 0;
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var lastCanvasW = 0;
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var lastCanvasH = 0;
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public function new(canvas:TCanvas) {
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this.canvas = canvas;
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// Reimport assets
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if (canvas.assets.length > 0) {
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var assets = canvas.assets;
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canvas.assets = [];
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for (a in assets) Assets.importAsset(canvas, a.file);
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}
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Assets.importThemes();
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kha.Assets.loadEverything(loaded);
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}
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function loaded() {
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var t = Reflect.copy(Themes.dark);
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t.FILL_WINDOW_BG = true;
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ui = new Zui({scaleFactor: Main.prefs.scaleFactor, font: kha.Assets.fonts.font_default, theme: t, color_wheel: kha.Assets.images.color_wheel, black_white_gradient: kha.Assets.images.black_white_gradient});
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cui = new Zui({scaleFactor: 1.0, font: kha.Assets.fonts.font_default, autoNotifyInput: true, theme: Reflect.copy(Canvas.getTheme(canvas.theme))});
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uimodal = new Zui( { font: kha.Assets.fonts.font_default, scaleFactor: Main.prefs.scaleFactor } );
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ElementController.initialize(ui, cui);
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if (Canvas.getTheme(canvas.theme) == null) {
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Popup.showMessage(new Zui(ui.ops), "Warning!",
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'Theme "${canvas.theme}" was not found!'
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+ '\nUsing first theme in list instead: "${Canvas.themes[0].NAME}"');
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canvas.theme = Canvas.themes[0].NAME;
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}
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kha.System.notifyOnDropFiles(function(path:String) {
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dropPath = StringTools.rtrim(path);
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dropPath = Path.toRelative(dropPath, Main.cwd);
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});
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kha.System.notifyOnFrames(onFrames);
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kha.Scheduler.addTimeTask(update, 0, 1 / 60);
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}
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function resize() {
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if (grid != null) {
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grid.unload();
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grid = null;
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}
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if (timeline != null) {
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timeline.unload();
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timeline = null;
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}
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}
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function drawGrid() {
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redrawGrid = false;
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var scaledGridSize = scaled(gridSize);
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var doubleGridSize = scaled(gridSize * 2);
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var ww = kha.System.windowWidth();
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var wh = kha.System.windowHeight();
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var w = ww + doubleGridSize * 2;
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var h = wh + doubleGridSize * 2;
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if (grid == null) {
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grid = kha.Image.createRenderTarget(w, h);
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}
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grid.g2.begin(true, 0xff242424);
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for (i in 0...Std.int(h / doubleGridSize) + 1) {
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grid.g2.color = 0xff282828;
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grid.g2.drawLine(0, i * doubleGridSize + scaledGridSize, w, i * doubleGridSize + scaledGridSize);
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grid.g2.color = 0xff323232;
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grid.g2.drawLine(0, i * doubleGridSize, w, i * doubleGridSize);
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}
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for (i in 0...Std.int(w / doubleGridSize) + 1) {
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grid.g2.color = 0xff282828;
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grid.g2.drawLine(i * doubleGridSize + scaledGridSize, 0, i * doubleGridSize + scaledGridSize, h);
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grid.g2.color = 0xff323232;
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grid.g2.drawLine(i * doubleGridSize, 0, i * doubleGridSize, h);
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}
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grid.g2.end();
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}
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function drawTimeline(timelineLabelsHeight:Int, timelineFramesHeight:Int) {
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var sc = ui.SCALE();
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var timelineHeight = timelineLabelsHeight + timelineFramesHeight;
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timeline = kha.Image.createRenderTarget(kha.System.windowWidth() - uiw - toolbarw, timelineHeight);
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var g = timeline.g2;
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g.begin(true, 0xff222222);
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g.font = kha.Assets.fonts.font_default;
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g.fontSize = Std.int(16 * sc);
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// Labels
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var frames = Std.int(timeline.width / (11 * sc));
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for (i in 0...Std.int(frames / 5) + 1) {
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var frame = i * 5;
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var frameTextWidth = kha.Assets.fonts.font_default.width(g.fontSize, frame + "");
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g.drawString(frame + "", i * 55 * sc + 5 * sc - frameTextWidth / 2, timelineLabelsHeight / 2 - g.fontSize / 2);
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}
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// Frames
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for (i in 0...frames) {
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g.color = i % 5 == 0 ? 0xff444444 : 0xff333333;
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g.fillRect(i * 11 * sc, timelineHeight - timelineFramesHeight, 10 * sc, timelineFramesHeight);
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}
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g.end();
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}
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public function onFrames(framebuffers: Array<kha.Framebuffer>): Void {
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// Prevent crash when minimizing window
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if (kha.System.windowWidth() == 0 || kha.System.windowHeight() == 0) return;
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var framebuffer = framebuffers[0];
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// Disable UI if a popup is displayed
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if (Popup.show && ui.inputRegistered) {
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ui.unregisterInput();
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cui.unregisterInput();
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} else if (!Popup.show && !ui.inputRegistered) {
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ui.registerInput();
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cui.registerInput();
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}
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// Update preview when choosing a color
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if (Popup.show) UIProperties.hwin.redraws = 1;
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if (dropPath != "") {
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Assets.importAsset(canvas, dropPath);
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dropPath = "";
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}
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var sc = ui.SCALE();
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var timelineLabelsHeight = Std.int(30 * sc);
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var timelineFramesHeight = Std.int(40 * sc);
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// Bake and redraw if the UI scale has changed
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if (grid == null || redrawGrid) drawGrid();
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if (timeline == null || timeline.height != timelineLabelsHeight + timelineFramesHeight) drawTimeline(timelineLabelsHeight, timelineFramesHeight);
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var g = framebuffer.g2;
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g.begin();
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g.color = 0xffffffff;
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var doubleGridSize = scaled(gridSize * 2);
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g.drawImage(grid, coffX % doubleGridSize - doubleGridSize, coffY % doubleGridSize - doubleGridSize);
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// Canvas outline
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canvas.x = coffX;
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canvas.y = coffY;
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g.drawRect(canvas.x, canvas.y, scaled(canvas.width), scaled(canvas.height), 1.0);
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// Canvas resize
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var handleSize = ElementController.handleSize;
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if (Math.hitbox(cui, canvas.x + scaled(canvas.width) - handleSize / 2, canvas.y + scaled(canvas.height) - handleSize / 2, handleSize, handleSize)) {
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g.color = 0xff205d9c;
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g.fillRect(canvas.x + scaled(canvas.width) - handleSize / 2, canvas.y + scaled(canvas.height) - handleSize / 2, handleSize, handleSize);
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g.color = 0xffffffff;
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}
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g.drawRect(canvas.x + scaled(canvas.width) - handleSize / 2, canvas.y + scaled(canvas.height) - handleSize / 2, handleSize, handleSize, 1);
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Canvas.screenW = canvas.width;
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Canvas.screenH = canvas.height;
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Canvas.draw(cui, canvas, g);
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ElementController.render(g, canvas);
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if (currentOperation != "") {
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g.fontSize = Std.int(14 * ui.SCALE());
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g.color = 0xffaaaaaa;
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g.drawString(currentOperation, toolbarw, kha.System.windowHeight() - timeline.height - g.fontSize);
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}
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// Timeline
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var showTimeline = true;
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if (showTimeline) {
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g.color = 0xffffffff;
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var ty = kha.System.windowHeight() - timeline.height;
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g.drawImage(timeline, toolbarw, ty);
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g.color = 0xff205d9c;
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g.fillRect(toolbarw + selectedFrame * 11 * sc, ty + timelineLabelsHeight, 10 * sc, timelineFramesHeight);
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// Show selected frame number
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g.font = kha.Assets.fonts.font_default;
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g.fontSize = Std.int(16 * sc);
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var frameIndicatorMargin = 4 * sc;
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var frameIndicatorPadding = 4 * sc;
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var frameIndicatorWidth = 30 * sc;
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var frameIndicatorHeight = timelineLabelsHeight - frameIndicatorMargin * 2;
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var frameTextWidth = kha.Assets.fonts.font_default.width(g.fontSize, "" + selectedFrame);
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// Scale the indicator if the contained text is too long
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if (frameTextWidth > frameIndicatorWidth + frameIndicatorPadding) {
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frameIndicatorWidth = frameTextWidth + frameIndicatorPadding;
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}
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g.fillRect(toolbarw + selectedFrame * 11 * sc + 5 * sc - frameIndicatorWidth / 2, ty + frameIndicatorMargin, frameIndicatorWidth, frameIndicatorHeight);
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g.color = 0xffffffff;
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g.drawString("" + selectedFrame, toolbarw + selectedFrame * 11 * sc + 5 * sc - frameTextWidth / 2, ty + timelineLabelsHeight / 2 - g.fontSize / 2);
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}
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g.end();
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ui.begin(g);
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UIToolBar.renderToolbar(ui, cui, canvas, toolbarw);
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if (ui.window(Id.handle(), toolbarw, 0, kha.System.windowWidth() - uiw - toolbarw, Std.int((ui.t.ELEMENT_H + 2) * ui.SCALE()))) {
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ui.tab(Id.handle(), canvas.name);
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}
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UIProperties.renderProperties(ui, uiw, canvas);
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ui.end();
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if (ui.changed && !ui.inputDown) drawGrid();
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g.begin(false);
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if (dragAsset != null) {
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var w = std.Math.min(128, Assets.getImage(dragAsset).width);
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var ratio = w / Assets.getImage(dragAsset).width;
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var h = Assets.getImage(dragAsset).height * ratio;
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g.drawScaledImage(Assets.getImage(dragAsset), ui.inputX, ui.inputY, w, h);
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}
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g.end();
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if (lastW > 0 && (lastW != kha.System.windowWidth() || lastH != kha.System.windowHeight())) {
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resize();
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}
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else if (lastCanvasW > 0 && (lastCanvasW != canvas.width || lastCanvasH != canvas.height)) {
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resize();
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}
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lastW = kha.System.windowWidth();
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lastH = kha.System.windowHeight();
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lastCanvasW = canvas.width;
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lastCanvasH = canvas.height;
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if (showFiles) renderFiles(g);
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if (Popup.show) Popup.render(g);
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}
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function acceptDrag(index:Int) {
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var elem = CanvasTools.makeElem(cui, canvas, ElementType.Image);
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elem.asset = assetNames[index + 1]; // assetNames[0] == ""
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elem.x = ui.inputX - canvas.x;
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elem.y = ui.inputY - canvas.y;
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elem.width = Assets.getImage(canvas.assets[index]).width;
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elem.height = Assets.getImage(canvas.assets[index]).height;
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selectedElem = elem;
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}
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public function update() {
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// Drag from assets panel
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if (ui.inputReleased && dragAsset != null) {
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if (ui.inputX < kha.System.windowWidth() - uiw) {
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var index = 0;
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for (i in 0...canvas.assets.length) if (canvas.assets[i] == dragAsset) { index = i; break; }
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acceptDrag(index);
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}
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dragAsset = null;
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}
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if (dragAsset != null) return;
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updateCanvas();
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// Select frame
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if (timeline != null) {
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var ty = kha.System.windowHeight() - timeline.height;
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if (ui.inputDown && ui.inputY > ty && ui.inputX < kha.System.windowWidth() - uiw && ui.inputX > toolbarw) {
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selectedFrame = Std.int((ui.inputX - toolbarw) / 11 / ui.SCALE());
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}
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}
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ElementController.update(ui, cui, canvas);
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if (Popup.show) Popup.update();
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updateFiles();
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}
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function updateCanvas() {
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if (showFiles || ui.inputX > kha.System.windowWidth() - uiw) return;
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ElementController.selectElement(canvas);
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if (!ElementController.isManipulating) {
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// Pan canvas
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if (ui.inputDownR) {
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coffX += Std.int(ui.inputDX);
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coffY += Std.int(ui.inputDY);
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}
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// Zoom canvas
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if (ui.inputWheelDelta != 0) {
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var prevZoom = zoom;
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zoom += -ui.inputWheelDelta / 10;
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if (zoom < 0.4) zoom = 0.4;
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else if (zoom > 1.0) zoom = 1.0;
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zoom = std.Math.round(zoom * 10) / 10;
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cui.setScale(zoom);
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// Update the grid only when necessary, this prevents lag from scrolling too fast
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if (prevZoom != zoom) {
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drawGrid();
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}
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}
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}
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// Canvas resize
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var handleSize = ElementController.handleSize;
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if (ui.inputStarted && Math.hitbox(cui, canvas.x + scaled(canvas.width) - handleSize / 2, canvas.y + scaled(canvas.height) - handleSize / 2, handleSize, handleSize)) {
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resizeCanvas = true;
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}
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if (ui.inputReleased && resizeCanvas) {
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resizeCanvas = false;
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}
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if (resizeCanvas) {
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canvas.width += Std.int(ui.inputDX);
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canvas.height += Std.int(ui.inputDY);
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if (canvas.width < 1) canvas.width = 1;
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if (canvas.height < 1) canvas.height = 1;
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}
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}
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function updateFiles() {
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if (!showFiles) return;
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if (ui.inputReleased) {
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var appw = kha.System.windowWidth();
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var apph = kha.System.windowHeight();
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var left = appw / 2 - modalRectW / 2;
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var right = appw / 2 + modalRectW / 2;
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var top = apph / 2 - modalRectH / 2;
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var bottom = apph / 2 + modalRectH / 2;
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if (ui.inputX < left || ui.inputX > right || ui.inputY < top + modalHeaderH || ui.inputY > bottom) {
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showFiles = false;
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}
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}
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}
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static var modalW = 625;
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static var modalH = 545;
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static var modalHeaderH = 66;
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static var modalRectW = 625; // No shadow
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static var modalRectH = 545;
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static var path = '/';
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function renderFiles(g:kha.graphics2.Graphics) {
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var appw = kha.System.windowWidth();
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var apph = kha.System.windowHeight();
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var left = appw / 2 - modalW / 2;
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var top = apph / 2 - modalH / 2;
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g.begin(false);
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g.color = 0xff202020;
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g.fillRect(left, top, modalW, modalH);
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g.end();
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var leftRect = Std.int(appw / 2 - modalRectW / 2);
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var rightRect = Std.int(appw / 2 + modalRectW / 2);
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var topRect = Std.int(apph / 2 - modalRectH / 2);
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var bottomRect = Std.int(apph / 2 + modalRectH / 2);
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topRect += modalHeaderH;
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uimodal.begin(g);
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if (uimodal.window(Id.handle(), leftRect, topRect, modalRectW, modalRectH - 100)) {
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var pathHandle = Id.handle();
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pathHandle.text = uimodal.textInput(pathHandle);
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path = uimodal.fileBrowser(pathHandle, foldersOnly);
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}
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uimodal.end(false);
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g.begin(false);
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uimodal.beginRegion(g, rightRect - 100, bottomRect - 30, 100);
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if (uimodal.button("OK")) {
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showFiles = false;
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filesDone(path);
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}
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uimodal.endRegion(false);
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uimodal.beginRegion(g, rightRect - 200, bottomRect - 30, 100);
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if (uimodal.button("Cancel")) {
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showFiles = false;
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}
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uimodal.endRegion();
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g.end();
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}
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inline function scaled(f: Float): Int { return Std.int(f * cui.SCALE()); }
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}
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