1 files changed, 73 insertions, 0 deletions
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/features/GuiFeature.java b/src/main/java/kr/syeyoung/dungeonsguide/features/GuiFeature.java
new file mode 100644
index 00000000..d7b58dbc
--- /dev/null
+++ b/src/main/java/kr/syeyoung/dungeonsguide/features/GuiFeature.java
@@ -0,0 +1,73 @@
+package kr.syeyoung.dungeonsguide.features;
+
+import com.google.gson.JsonObject;
+import kr.syeyoung.dungeonsguide.config.types.TypeConverterRegistry;
+import lombok.AccessLevel;
+import lombok.Getter;
+import lombok.Setter;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.ScaledResolution;
+import net.minecraft.client.renderer.OpenGlHelper;
+import org.lwjgl.opengl.GL11;
+
+import java.awt.*;
+
+@Getter
+public abstract class GuiFeature extends AbstractFeature {
+    @Setter
+    private Rectangle featureRect;
+    @Setter(value = AccessLevel.PROTECTED)
+    private boolean keepRatio;
+    @Setter(value = AccessLevel.PROTECTED)
+    private int defaultWidth;
+    @Setter(value = AccessLevel.PROTECTED)
+    private int defaultHeight;
+
+    protected GuiFeature(String category, String name, String description, String key, boolean keepRatio, int width, int height) {
+        super(category, name, description, key);
+        this.keepRatio = keepRatio;
+        this.defaultWidth = width;
+        this.defaultHeight = height;
+        this.featureRect = new Rectangle(0, 0, width, height);
+    }
+
+    @Override
+    public void drawScreen(float partialTicks) {
+        clip(new ScaledResolution(Minecraft.getMinecraft()), featureRect.x, featureRect.y, featureRect.width, featureRect.height);
+        GL11.glPushAttrib(GL11.GL_SCISSOR_BIT);
+        GL11.glEnable(GL11.GL_SCISSOR_TEST);
+
+        GL11.glEnable(GL11.GL_BLEND);
+        OpenGlHelper.glBlendFunc(770, 771, 1, 0);
+        GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
+
+        GL11.glPushMatrix();
+        GL11.glTranslated(featureRect.x, featureRect.y, 0);
+        drawHUD(partialTicks);
+        GL11.glPopMatrix();
+
+        GL11.glDisable(GL11.GL_SCISSOR_TEST);
+        GL11.glPopAttrib();
+    }
+
+    public abstract void drawHUD(float partialTicks);
+
+
+    private void clip(ScaledResolution resolution, int x, int y, int width, int height) {
+        int scale = resolution.getScaleFactor();
+        GL11.glScissor((x ) * scale, Minecraft.getMinecraft().displayHeight - (y + height) * scale, (width) * scale, height * scale);
+    }
+
+    @Override
+    public void loadConfig(JsonObject jsonObject) {
+        super.loadConfig(jsonObject);
+        featureRect = TypeConverterRegistry.getTypeConverter("rect", Rectangle.class).deserialize(jsonObject.get("$bounds"));
+    }
+
+    @Override
+    public JsonObject saveConfig() {
+        JsonObject object = super.saveConfig();
+        object.add("$bounds", TypeConverterRegistry.getTypeConverter("rect", Rectangle.class).serialize(featureRect));
+        return object;
+    }
+}