start on new font thingies

1 files changed, 217 insertions, 0 deletions

diff --git a/src/main/java/cc/polyfrost/oneconfig/renderer/TextRenderer.java b/src/main/java/cc/polyfrost/oneconfig/renderer/TextRenderer.java
new file mode 100644
index 0000000..95071d1
--- /dev/null
+++ b/src/main/java/cc/polyfrost/oneconfig/renderer/TextRenderer.java
@@ -0,0 +1,217 @@
+package cc.polyfrost.oneconfig.renderer;
+
+import cc.polyfrost.oneconfig.internal.assets.Colors;
+import cc.polyfrost.oneconfig.renderer.font.Font;
+import cc.polyfrost.oneconfig.utils.InputUtils;
+import cc.polyfrost.oneconfig.utils.NetworkUtils;
+import com.google.common.annotations.Beta;
+import org.lwjgl.nanovg.NVGColor;
+
+import java.util.ArrayList;
+
+import static cc.polyfrost.oneconfig.renderer.RenderManager.color;
+import static org.lwjgl.nanovg.NanoVG.*;
+
+public class TextRenderer {
+    /**
+     * Draws a String with the given parameters.
+     *
+     * @param vg            The NanoVG context.
+     * @param text          The text.
+     * @param x             The x position.
+     * @param y             The y position.
+     * @param color         The color.
+     * @param size          The size.
+     * @param font          The font.
+     * @param letterSpacing The letter spacing
+     * @see cc.polyfrost.oneconfig.renderer.font.Font
+     */
+    public static void drawText(long vg, String text, float x, float y, int color, float size, Font font, float letterSpacing) {
+        nvgBeginPath(vg);
+        nvgFontSize(vg, size);
+        nvgTextLetterSpacing(vg, letterSpacing);
+        nvgFontFace(vg, font.getName());
+        nvgTextAlign(vg, NVG_ALIGN_LEFT | NVG_ALIGN_MIDDLE);
+        NVGColor nvgColor = color(vg, color);
+        nvgText(vg, x, y, text);
+        nvgFill(vg);
+        nvgColor.free();
+    }
+
+    /**
+     * Draws a String with the given parameters.
+     *
+     * @param vg    The NanoVG context.
+     * @param text  The text.
+     * @param x     The x position.
+     * @param y     The y position.
+     * @param color The color.
+     * @param size  The size.
+     * @param font  The font.
+     * @see cc.polyfrost.oneconfig.renderer.font.Font
+     */
+    public static void drawText(long vg, String text, float x, float y, int color, float size, Font font) {
+        drawText(vg, text, x, y, color, size, font, 0);
+    }
+
+    /**
+     * Draws a String with the given parameters.
+     *
+     * @param vg            The NanoVG context.
+     * @param text          The text.
+     * @param x             The x position.
+     * @param y             The y position.
+     * @param color         The color.
+     * @param size          The size.
+     * @param font          The font.
+     * @param lineHeight    The line height
+     * @param letterSpacing The letter spacing
+     * @see cc.polyfrost.oneconfig.renderer.font.Font
+     */
+    public static void drawText(long vg, ArrayList<String> text, float x, float y, int color, float size, Font font, float lineHeight, float letterSpacing) {
+        float textY = y;
+        for (String line : text) {
+            drawText(vg, line, x, textY, color, size, font, letterSpacing);
+            textY += lineHeight;
+        }
+    }
+
+    /**
+     * Draws a String with the given parameters.
+     *
+     * @param vg         The NanoVG context.
+     * @param text       The text.
+     * @param x          The x position.
+     * @param y          The y position.
+     * @param color      The color.
+     * @param size       The size.
+     * @param font       The font.
+     * @param lineHeight The line height
+     * @see cc.polyfrost.oneconfig.renderer.font.Font
+     */
+    public static void drawText(long vg, ArrayList<String> text, float x, float y, int color, float size, Font font, float lineHeight) {
+        drawText(vg, text, x, y, color, size, font, lineHeight, 0);
+    }
+
+    /**
+     * Draws a String wrapped at the given width, with the given parameters.
+     *
+     * @param vg            The NanoVG context.
+     * @param text          The text.
+     * @param x             The x position.
+     * @param y             The y position.
+     * @param width         The width.
+     * @param color         The color.
+     * @param size          The size.
+     * @param font          The font.
+     */
+    public static void drawWrappedString(long vg, String text, float x, float y, float width, int color, float size, Font font) {
+        nvgBeginPath(vg);
+        nvgFontSize(vg, size);
+        nvgFontFace(vg, font.getName());
+        nvgTextAlign(vg, NVG_ALIGN_LEFT | NVG_ALIGN_MIDDLE);
+        NVGColor nvgColor = color(vg, color);
+        nvgTextBox(vg, x, y, width, text);
+        nvgFill(vg);
+        nvgColor.free();
+    }
+
+    /**
+     * Draw a formatted URL (a string in blue with an underline) that when clicked, opens the given text.
+     *
+     * <p><b>This does NOT scale to Minecraft's GUI scale!</b></p>
+     *
+     * @see RenderManager#drawText(long, String, float, float, int, float, Font)
+     * @see InputUtils#isAreaClicked(int, int, int, int)
+     */
+    public static void drawURL(long vg, String url, float x, float y, float size, Font font) {
+        drawText(vg, url, x, y, Colors.PRIMARY_500, size, font);
+        float length = getTextWidth(vg, url, size, font);
+        RenderManager.drawRectangle(vg, x, y + size / 2, length, 1, Colors.PRIMARY_500);
+        if (InputUtils.isAreaClicked((int) (x - 2), (int) (y - 1), (int) (length + 4), (int) (size / 2 + 3))) {
+            NetworkUtils.browseLink(url);
+        }
+    }
+
+    /**
+     * Get the width of the provided String.
+     *
+     * @param vg            The NanoVG context.
+     * @param text          The text.
+     * @param fontSize      The font size.
+     * @param font          The font.
+     * @param letterSpacing The letter spacing
+     * @return The width of the text.
+     */
+    public static float getTextWidth(long vg, String text, float fontSize, Font font, float letterSpacing) {
+        float[] bounds = new float[4];
+        nvgFontSize(vg, fontSize);
+        nvgTextLetterSpacing(vg, letterSpacing);
+        nvgFontFace(vg, font.getName());
+        return nvgTextBounds(vg, 0, 0, text, bounds);
+    }
+
+    /**
+     * Get the width of the provided String.
+     *
+     * @param vg       The NanoVG context.
+     * @param text     The text.
+     * @param fontSize The font size.
+     * @param font     The font.
+     * @return The width of the text.
+     */
+    public static float getTextWidth(long vg, String text, float fontSize, Font font) {
+        return getTextWidth(vg, text, fontSize, font, 0);
+    }
+
+    /**
+     * Wraps a string into an array of lines.
+     *
+     * @param vg            The NanoVG context.
+     * @param text          The text to wrap.
+     * @param maxWidth      The maximum width of each line.
+     * @param fontSize      The font size.
+     * @param font          The font to use.
+     * @param letterSpacing The letter spacing
+     * @return The array of lines.
+     */
+    @Beta
+    public static ArrayList<String> wrapText(long vg, String text, float maxWidth, float fontSize, Font font, float letterSpacing) {
+        ArrayList<String> wrappedText = new ArrayList<>();
+        text += " ";
+        int prevIndex = 0;
+        for (int i = text.indexOf(" "); i >= 0; i = text.indexOf(" ", i + 1)) {
+            String textPart = text.substring(0, i);
+            float textWidth = getTextWidth(vg, textPart, fontSize, font, letterSpacing);
+            if (textWidth < maxWidth) {
+                prevIndex = i;
+                continue;
+            }
+            wrappedText.add(text.substring(0, prevIndex) + " ");
+            wrappedText.addAll(wrapText(vg, text.substring(prevIndex + 1), maxWidth, fontSize, font, letterSpacing));
+            break;
+        }
+        if (wrappedText.size() == 0) wrappedText.add(text);
+        String temp = wrappedText.get(wrappedText.size() - 1);
+        if (temp.length() != 0) {
+            wrappedText.remove(wrappedText.size() - 1);
+            wrappedText.add(temp.substring(0, temp.length() - 1));
+        }
+        return wrappedText;
+    }
+
+    /**
+     * Wraps a string into an array of lines.
+     *
+     * @param vg       The NanoVG context.
+     * @param text     The text to wrap.
+     * @param maxWidth The maximum width of each line.
+     * @param fontSize The font size.
+     * @param font     The font to use.
+     * @return The array of lines.
+     */
+    @Beta
+    public static ArrayList<String> wrapText(long vg, String text, float maxWidth, float fontSize, Font font) {
+        return wrapText(vg, text, maxWidth, fontSize, font, 0);
+    }
+}