implemented FontTileset

com/danitheskunk/skunkworks/BaseWindow.java

@@ -0,0 +1,17 @@
+package com.danitheskunk.skunkworks;
+
+abstract class BaseWindow implements IWindow {
+	protected final Engine engine;
+
+	BaseWindow(Engine engine) {
+		this.engine = engine;
+	}
+
+	public IFont loadFontTileset(String path) {
+		var img = engine.loadImage(path);
+		var charSize = Vec2i.div(img.getSize(), 16);
+		var tex = loadTextureArray(img, charSize);
+		assert tex.size() == 256;
+		return new FontTileset(tex);
+	}
+}

com/danitheskunk/skunkworks/FontTileset.java

@@ -0,0 +1,31 @@
+package com.danitheskunk.skunkworks;
+
+import java.util.List;
+
+class FontTileset implements IFont {
+	private List<ITexture> textures;
+	private Vec2i charSize;
+
+	FontTileset(List<ITexture> textures) {
+		this.textures = textures;
+		this.charSize = textures.get(0).getSize();
+	}
+
+	@Override
+	public int getCharWidth(int ch) {
+		return charSize.getX();
+	}
+
+	@Override
+	public int getLineHeight(int ch) {
+		return charSize.getY();
+	}
+
+	@Override
+	public ITexture getTexture(int ch) {
+		if(ch >= 256 || ch < 0) {
+			ch = 0;
+		}
+		return textures.get(ch);
+	}
+}

com/danitheskunk/skunkworks/GLWindow.java

@@ -11,9 +11,8 @@ import static org.lwjgl.glfw.GLFW.*;
 import static org.lwjgl.opengl.GL11.*;
 import static org.lwjgl.system.MemoryUtil.NULL;
 
-class GLWindow implements IWindow {
+class GLWindow extends BaseWindow {
 	private boolean debug;
-	private final Engine engine;
 	private final GLRenderContext renderContext;
 	private boolean shouldClose;
 	private final Vec2i size;
@@ -21,12 +20,12 @@ class GLWindow implements IWindow {
 	private final long window;
 
 	public GLWindow(Vec2i size, String title, Engine engine) {
+		super(engine);
 		GLFWErrorCallback.createPrint(System.err).set();
 		if(!glfwInit()) throw new IllegalStateException("Unable to initialize GLFW");
 
 		glfwDefaultWindowHints();
 		this.debug = false;
-		this.engine = engine;
 		this.size = size;
 
 		window = glfwCreateWindow(size.getX(), size.getY(), title, NULL, NULL);

com/danitheskunk/skunkworks/IFont.java

@@ -0,0 +1,7 @@
+package com.danitheskunk.skunkworks;
+
+public interface IFont {
+	int getCharWidth(int ch);
+	int getLineHeight(int ch);
+	ITexture getTexture(int ch);
+}

com/danitheskunk/skunkworks/IWindow.java

@@ -3,6 +3,7 @@ package com.danitheskunk.skunkworks;
 import java.util.List;
 
 public interface IWindow {
+	IFont loadFontTileset(String path);
 	ITexture loadTexture(Image image);
 	ITexture loadTexture(String path);
 	List<ITexture> loadTextureArray(Image image, Vec2i tileSize);