Multiline Text

2022-07-15 16:31:59 +02:00 · 2022-07-15 16:31:59 +02:00 · 5990a085a6
commit 5990a085a6
parent ae9af06dba
2 changed files with 107 additions and 0 deletions
--- a/src/main/java/org/betterx/ui/layout/components/MultiLineText.java
+++ b/src/main/java/org/betterx/ui/layout/components/MultiLineText.java
@ -0,0 +1,100 @@
+package org.betterx.ui.layout.components;
+
+import org.betterx.ui.ColorUtil;
+import org.betterx.ui.layout.components.render.ComponentRenderer;
+import org.betterx.ui.layout.components.render.TextProvider;
+import org.betterx.ui.layout.values.Alignment;
+import org.betterx.ui.layout.values.DynamicSize;
+import org.betterx.ui.layout.values.Rectangle;
+
+import com.mojang.blaze3d.vertex.PoseStack;
+import net.minecraft.client.gui.components.MultiLineLabel;
+
+public class MultiLineText extends Component<MultiLineText.MultiLineTextRenderer> {
+    final net.minecraft.network.chat.Component text;
+    int color = ColorUtil.DEFAULT_TEXT;
+    protected MultiLineLabel multiLineLabel;
+
+    public MultiLineText(
+            DynamicSize width,
+            DynamicSize height,
+            final net.minecraft.network.chat.Component text
+    ) {
+        super(width, height, new MultiLineTextRenderer());
+        renderer.linkedComponent = this;
+        this.text = text;
+    }
+
+    public MultiLineText setColor(int cl) {
+        this.color = cl;
+        return this;
+    }
+
+    protected MultiLineLabel createVanillaComponent() {
+        return MultiLineLabel.create(
+                renderer.getFont(),
+                text,
+                relativeBounds == null ? width.calculatedSize() : relativeBounds.width
+        );
+    }
+
+    @Override
+    void setRelativeBounds(int left, int top) {
+        super.setRelativeBounds(left, top);
+        multiLineLabel = createVanillaComponent();
+    }
+
+    @Override
+    public int getContentWidth() {
+        return renderer.getWidth(text);
+    }
+
+    @Override
+    public int getContentHeight() {
+        return renderer.getHeight(text);
+    }
+
+    protected static class MultiLineTextRenderer implements ComponentRenderer, TextProvider {
+        MultiLineText linkedComponent;
+
+        @Override
+        public int getHeight(net.minecraft.network.chat.Component c) {
+            if (linkedComponent == null) return 20;
+            MultiLineLabel ml;
+            if (linkedComponent.multiLineLabel != null) ml = linkedComponent.multiLineLabel;
+            else ml = linkedComponent.createVanillaComponent();
+            return ml.getLineCount() * getLineHeight(c);
+        }
+
+        @Override
+        public void renderInBounds(
+                PoseStack stack,
+                int mouseX,
+                int mouseY,
+                float deltaTicks,
+                Rectangle bounds,
+                Rectangle clipRect
+        ) {
+            if (linkedComponent != null && linkedComponent.multiLineLabel != null) {
+
+                int top = bounds.height - getHeight(linkedComponent.text);
+                if (linkedComponent.vAlign == Alignment.MIN) top = 0;
+                if (linkedComponent.vAlign == Alignment.CENTER) top /= 2;
+
+                if (linkedComponent.hAlign == Alignment.CENTER) {
+                    linkedComponent.multiLineLabel.renderCentered(
+                            stack, bounds.width / 2, top,
+                            getLineHeight(linkedComponent.text),
+                            linkedComponent.color
+                    );
+                } else {
+                    linkedComponent.multiLineLabel.renderLeftAligned(
+                            stack, 0, top,
+                            getLineHeight(linkedComponent.text),
+                            linkedComponent.color
+                    );
+                }
+            }
+        }
+    }
+}