package wtf.SystemClient.util.font.common;
import java.awt.Color;
import java.awt.Font;
import java.awt.FontFormatException;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.util.HashMap;
import java.util.Map;
import java.util.Objects;
import com.mojang.blaze3d.platform.GlStateManager;
import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
import net.minecraft.util.math.vector.Matrix4f;
import wtf.SystemClient.util.font.Fonts;
import wtf.SystemClient.util.font.TextureHelper;
import wtf.SystemClient.util.font.Wrapper;
public abstract class AbstractFont implements Wrapper {
protected final Map<Character, Glyph> glyphs = new HashMap<>();
protected int texId, imgWidth, imgHeight;
protected float fontHeight;
protected String fontName;
protected boolean antialiasing;
public abstract float getStretching();
public abstract float getSpacing();
public abstract float getLifting();
public float getFontHeight() {
return fontHeight;
}
public final String getFontName() {
return fontName;
}
protected final void setTexture(BufferedImage img) {
texId = TextureHelper.loadTexture(img);
}
public final void bindTex() {
GlStateManager.bindTexture(texId);
}
public final void unbindTex() {
GlStateManager.bindTexture(0);
}
public static final Font getFont(String fileName, int style, int size) {
String path = Fonts.FONT_DIR.concat(fileName);
Font font = null;
try {
font = Font.createFont(Font.TRUETYPE_FONT, Objects.requireNonNull(Fonts.class.getResourceAsStream(path)))
.deriveFont(style, size);
} catch (FontFormatException | IOException e) {
e.printStackTrace();
}
return font;
}
public static final Font getFontWindows(String fileName, int style, int size) {
String path = Fonts.FONT_DIR.concat(fileName);
Font font = null;
try {
font = Font.createFont(Font.TRUETYPE_FONT, Files.newInputStream(new File("C:/Windows/Fonts/" + fileName).toPath()))
.deriveFont(style, size);
} catch (FontFormatException | IOException e) {
e.printStackTrace();
}
return font;
}
public final Graphics2D setupGraphics(BufferedImage img, Font font) {
Graphics2D graphics = img.createGraphics();
graphics.setFont(font);
graphics.setColor(new Color(255, 255, 255, 0));
graphics.fillRect(0, 0, imgWidth, imgHeight);
graphics.setColor(Color.WHITE);
if (antialiasing) {
graphics.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
graphics.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
}
return graphics;
}
public float renderGlyph(Matrix4f matrix, char c, float x, float y, float red, float green, float blue, float alpha) {
Glyph glyph = glyphs.get(c);
if (glyph == null)
return 0;
float pageX = glyph.x / (float) imgWidth;
float pageY = glyph.y / (float) imgHeight;
float pageWidth = glyph.width / (float) imgWidth;
float pageHeight = glyph.height / (float) imgHeight;
float width = glyph.width + getStretching();
float height = glyph.height;
BUILDER.begin(7, DefaultVertexFormats.POSITION_COLOR_TEX);
BUILDER.pos(matrix, x, y + height, 0).color(red, green, blue, alpha)
.tex(pageX, pageY + pageHeight).endVertex();
BUILDER.pos(matrix, x + width, y + height, 0).color(red, green, blue, alpha)
.tex(pageX + pageWidth, pageY + pageHeight).endVertex();
BUILDER.pos(matrix, x + width, y, 0).color(red, green, blue, alpha)
.tex(pageX + pageWidth, pageY).endVertex();
BUILDER.pos(matrix, x, y, 0).color(red, green, blue, alpha)
.tex(pageX, pageY).endVertex();
TESSELLATOR.draw();
return width + getSpacing();
}
public float getWidth(char ch) {
Glyph glyph = glyphs.get(ch);
return (glyph != null) ? (glyph.width + getStretching()) : 0;
}
public float getWidth(String text) {
if (text == null)
return 0;
float width = 0.0f;
float sp = getSpacing();
for (int i = 0; i < text.length(); i++) {
width += getWidth(text.charAt(i)) + sp;
}
return (width - sp) / 2f;
}
public class Glyph {
public int x;
public int y;
public int width;
public int height;
}
}
