feat: Improve performance in some cases

* Text parameter is empty
* Zero value parameter for progressBar

src/core/painter.ts

@@ -1,8 +1,4 @@
-import { Color, Vector2 } from './types';
-
-export class TextData {
-	constructor(public text: string, public font: number, public scale: number, public width?: number) {}
-}
+import { Color, TextData, Vector2 } from './types';
 
 export class Painter {
 	private position: Vector2;
@@ -32,13 +28,17 @@ export class Painter {
 	}
 
 	drawRect(w: number, h: number) {
+		if (w === 0 || h === 0) return;
+
 		const sw = w * this.scale;
 		const sh = h * this.scale;
 
 		DrawRect(this.position.x + sw / 2, this.position.y + sh / 2, sw, sh, ...this.color);
 	}
 
 	drawSprite(dict: string, name: string, w: number, h: number, heading?: number) {
+		if (dict.length === 0 || name.length === 0 || w === 0 || h === 0) return;
+
 		const sw = w * this.scale;
 		const sh = h * this.scale;
 
@@ -50,20 +50,26 @@ export class Painter {
 	}
 
 	getTextWidth(textData: TextData): number {
+		if (textData.isEmpty()) return 0;
+
 		this.setText(textData, false);
 
 		BeginTextCommandGetWidth(this.getTextEntry());
 		return EndTextCommandGetWidth(true);
 	}
 
 	getTextLineCount(textData: TextData): number {
+		if (textData.isEmpty()) return 0;
+
 		this.setWrappedText(textData, false);
 
 		BeginTextCommandLineCount(this.getTextEntry());
 		return EndTextCommandLineCount(this.position.x, this.position.y);
 	}
 
 	drawText(textData: TextData) {
+		if (textData.isEmpty()) return 0;
+
 		this.setText(textData, true);
 		SetTextColour(...this.color);
 
@@ -72,6 +78,8 @@ export class Painter {
 	}
 
 	drawMultilineText(textData: TextData) {
+		if (textData.isEmpty()) return 0;
+
 		this.setWrappedText(textData, true);
 		SetTextColour(...this.color);
 
@@ -84,8 +92,6 @@ export class Painter {
 	}
 
 	private setText(textData: TextData, useScaling: boolean) {
-		if (textData.text.length === 0) return;
-
 		++this.textEntryIndex;
 		AddTextEntry(this.getTextEntry(), textData.text);
 
@@ -94,8 +100,6 @@ export class Painter {
 	}
 
 	private setWrappedText(textData: TextData, useScaling: boolean) {
-		if (textData.text.length === 0) return;
-
 		++this.textEntryIndex;
 		AddTextEntry(this.getTextEntry(), textData.text);
 

src/core/types.ts

@@ -1,6 +1,16 @@
 export type Color = [number, number, number, number];
 export type Image = [string, string];
 
+export class TextData {
+	static readonly Empty = new TextData('', -1, -1);
+
+	constructor(public text: string, public font: number, public scale: number, public width?: number) {}
+
+	isEmpty(): boolean {
+		return this.text.length === 0;
+	}
+}
+
 export class Vector2 {
 	constructor(public x: number = 0, public y: number = 0) {}
 }

src/core/utils.ts

@@ -1,5 +1,17 @@
 import { Frame } from './frame';
-import { Color, Image } from './types';
+import { Color, Image, TextData } from './types';
+
+export function createTextData(text: string, selector: string, w?: number): TextData {
+	if (text.length === 0) return TextData.Empty;
+
+	const style = Frame.getStyle();
+	return new TextData(
+		text,
+		style.getPropertyAs<number>(selector, 'font-family'),
+		style.getPropertyAs<number>(selector, 'font-size'),
+		w
+	);
+}
 
 export function drawItemBackground(frame: Frame, selector: string, w: number, h: number) {
 	const style = Frame.getStyle();
@@ -16,7 +28,7 @@ export function drawItemBackground(frame: Frame, selector: string, w: number, h:
 	}
 }
 
-export function getDefaultStyleSelectorState(frame: Frame): string | undefined {
+export function getStyleSelectorState(frame: Frame): string | undefined {
 	return frame.isItemDisabled()
 		? 'disabled'
 		: frame.isItemPressed()