1 files changed, 131 insertions, 0 deletions
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MCollapsable.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MCollapsable.java
new file mode 100644
index 00000000..ef10377e
--- /dev/null
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MCollapsable.java
@@ -0,0 +1,131 @@
+/*
+ * Dungeons Guide - The most intelligent Hypixel Skyblock Dungeons Mod
+ * Copyright (C) 2021  cyoung06
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package kr.syeyoung.dungeonsguide.gui.elements;
+
+import kr.syeyoung.dungeonsguide.gui.MPanel;
+import lombok.Getter;
+import lombok.Setter;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.FontRenderer;
+import net.minecraft.client.gui.GuiScreen;
+import net.minecraft.client.renderer.GlStateManager;
+import org.lwjgl.opengl.GL11;
+
+import java.awt.*;
+
+/**
+ * Note it is passive.
+ */
+public class MCollapsable extends MPanel {
+    @Getter
+    @Setter
+    private boolean collapsed = true;
+
+    private MPanel representing;
+    @Getter
+    private MList lowerElements;
+
+    @Getter @Setter
+    private int leftPad = 0, leftPadElements = 13;
+
+    private Runnable onPreferedSizeChange;
+
+    public MCollapsable(MPanel representing, Runnable onPreferedSizeChange) {
+        this.representing = representing;
+        super.add(representing);
+        lowerElements = new MList();
+        lowerElements.setGap(0);
+        super.add(lowerElements);
+
+        this.onPreferedSizeChange = onPreferedSizeChange;
+    }
+
+    @Override
+    public Dimension getPreferredSize() {
+        Dimension rep = representing.getPreferredSize();
+        if (collapsed) {
+            return new Dimension(rep.width+leftPad+10, rep.height);
+        } else {
+            Dimension lowerElem = lowerElements.getPreferredSize();
+            return new Dimension(Math.max(rep.width+leftPad+10, leftPadElements + lowerElem.width), rep.height+lowerElem.height+lowerElements.getGap());
+        }
+    }
+
+    @Override
+    public void setBounds(Rectangle bounds) {
+        super.setBounds(bounds);
+        Dimension representingSize =this.representing.getPreferredSize();
+        Dimension lowerSize = lowerElements.getPreferredSize();
+
+        representing.setBounds(new Rectangle(new Point(leftPad+10, 0), new Dimension(bounds.width - (leftPad+10), representingSize.height)));
+        lowerElements.setBounds(new Rectangle(new Point(leftPadElements, representingSize.height+lowerElements.getGap()), new Dimension(bounds.width - (leftPadElements), lowerSize.height)));
+        lowerElements.realignChildren();
+    }
+
+    @Override
+    public void render0(double scale, Point parentPoint, Rectangle parentClip, int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks) {
+        super.render0(scale, parentPoint, parentClip, absMousex, absMousey, relMousex0, relMousey0, partialTicks);
+
+        clip(lastAbsClip.x, lastAbsClip.y, lastAbsClip.width, lastAbsClip.height);
+//        GL11.glEnable(GL11.GL_SCISSOR_TEST);
+
+
+        GlStateManager.pushMatrix();
+        GlStateManager.pushAttrib();
+
+        GlStateManager.color(1.0F, 1.0F, 1.0F, 1.0F);
+        GlStateManager.enableBlend();
+        GlStateManager.enableAlpha();
+        GlStateManager.tryBlendFuncSeparate(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA, 1, 0);
+
+        FontRenderer fr = Minecraft.getMinecraft().fontRendererObj;
+        if (collapsed) {
+            GlStateManager.translate(leftPad + 10 - fr.getStringWidth(">"),(bounds.height - fr.FONT_HEIGHT)/2,0);
+        } else {
+            GlStateManager.translate(leftPad + fr.FONT_HEIGHT,(representing.getPreferredSize().height - fr.getStringWidth(">"))/2,0);
+            GlStateManager.rotate(90, 0,0,1);
+        }
+
+        fr.drawString(">", 0,0, -1);
+
+        GlStateManager.popAttrib();
+        GlStateManager.popMatrix();
+        GL11.glDisable(GL11.GL_SCISSOR_TEST);
+    }
+
+    @Override
+    public void add(MPanel child) {
+        lowerElements.add(child);
+        if (onPreferedSizeChange != null) onPreferedSizeChange.run();
+    }
+
+    @Override
+    public void remove(MPanel panel) {
+        lowerElements.remove(panel);
+        if (onPreferedSizeChange != null) onPreferedSizeChange.run();
+    }
+
+    @Override
+    public void mouseClicked(int absMouseX, int absMouseY, int relMouseX, int relMouseY, int mouseButton) {
+        if (relMouseX >= leftPad && relMouseY >= 0 && relMouseX <= leftPad + 10 && relMouseY <= representing.getPreferredSize().height) {
+            collapsed = !collapsed;
+            if (onPreferedSizeChange != null) onPreferedSizeChange.run();
+        }
+    }
+}