implement more widgets and screen fixes

omega-config-gui/src/main/java/draylar/omegaconfiggui/api/screen/OmegaConfigScreen.java

@@ -50,7 +50,7 @@ public class OmegaConfigScreen<T extends Config> extends Screen {
                 Class<?> unbox = TypeWidgets.unbox(field.getType());
 
                 // label
-                addChild(new LabelWidget(150, 5 + 20 * over, new LiteralText(field.getName())));
+                addChild(new LabelWidget(150, 15 + 20 * over, new LiteralText(field.getName())));
 
                 // get value
                 field.setAccessible(true);
@@ -60,9 +60,9 @@ public class OmegaConfigScreen<T extends Config> extends Screen {
                 AbstractButtonWidget button;
                 WidgetSupplier<Object, AbstractButtonWidget> widgetSupplier = (WidgetSupplier<Object, AbstractButtonWidget>) TypeWidgets.get(unbox);
                 if(widgetSupplier != null) {
-                    button = widgetSupplier.create(250, 5 + 20 * over, 50, 50, new LiteralText(field.getName()), value);
+                    button = widgetSupplier.create(250, 5 + 25 * over, 50, 20, new LiteralText(field.getName()), value);
                 } else {
-                    button = new TextFieldWidget(client.textRenderer, 250, 5 + 20 * over, 50, 20, new LiteralText(field.getName()));
+                    button = new TextFieldWidget(client.textRenderer, 250, 5 + 25 * over, 50, 20, new LiteralText(field.getName()));
                 }
 
                 fieldWidgets.put(field, new Pair<>(widgetSupplier, button));
@@ -114,9 +114,8 @@ public class OmegaConfigScreen<T extends Config> extends Screen {
 
     @Override
     public void renderBackground(MatrixStack matrices) {
-        super.renderBackground(matrices);
-
-        MinecraftClient.getInstance().getTextureManager().bindTexture(new Identifier("textures/block/dirt.png"));
-        drawTexture(matrices, 0, 0, 0, 0, 16, 16);
+        // TODO: option for transparent BG
+//        this.fillGradient(matrices, 0, 0, this.width, this.height, -1072689136, -804253680);
+        this.renderBackgroundTexture(0);
     }
 }

omega-config-gui/src/main/java/draylar/omegaconfiggui/api/screen/widget/DoubleFieldWidget.java

@@ -0,0 +1,27 @@
+package draylar.omegaconfiggui.api.screen.widget;
+
+import net.minecraft.client.font.TextRenderer;
+import net.minecraft.client.gui.widget.TextFieldWidget;
+import net.minecraft.text.Text;
+
+public class DoubleFieldWidget extends TextFieldWidget {
+
+    public DoubleFieldWidget(TextRenderer textRenderer, int x, int y, int width, int height, Text text) {
+        super(textRenderer, x, y, width, height, text);
+    }
+
+    @Override
+    public void write(String string) {
+        try {
+            if(string.equals(".") && !getText().contains(".")) {
+                super.write(string);
+            } else {
+                Double.parseDouble(string);
+                super.write(string);
+            }
+
+        } catch(NumberFormatException ignored) {
+
+        }
+    }
+}

omega-config-gui/src/main/java/draylar/omegaconfiggui/api/screen/widget/supplier/DoubleWidgetSupplier.java

@@ -1,20 +1,34 @@
 package draylar.omegaconfiggui.api.screen.widget.supplier;
 
+import draylar.omegaconfiggui.api.screen.widget.DoubleFieldWidget;
 import draylar.omegaconfiggui.api.screen.widget.WidgetSupplier;
 import net.minecraft.client.MinecraftClient;
-import net.minecraft.client.gui.widget.AbstractButtonWidget;
-import net.minecraft.client.gui.widget.TextFieldWidget;
 import net.minecraft.text.LiteralText;
 
-public class DoubleWidgetSupplier implements WidgetSupplier<Double, AbstractButtonWidget> {
+public class DoubleWidgetSupplier implements WidgetSupplier<Double, DoubleFieldWidget> {
 
     @Override
-    public AbstractButtonWidget create(int x, int y, int width, int height, LiteralText prompt, Double value) {
-        return new TextFieldWidget(MinecraftClient.getInstance().textRenderer, x, y, width, height, new LiteralText(String.valueOf(value)));
+    public DoubleFieldWidget create(int x, int y, int width, int height, LiteralText prompt, Double value) {
+        LiteralText text = new LiteralText(String.valueOf(value));
+        DoubleFieldWidget doubleField = new DoubleFieldWidget(MinecraftClient.getInstance().textRenderer, x, y, width, height, text);
+        doubleField.setText(text.asString());
+        return doubleField;
     }
 
     @Override
-    public Double get(AbstractButtonWidget widget) {
-        return Double.parseDouble(widget.getMessage().asString());
+    public Double get(DoubleFieldWidget widget) {
+        String message = widget.getText();
+
+        // if it is just a . or empty, return 0
+        if(message.equals(".") || message.isEmpty()) {
+            return 0.0;
+        }
+
+        // trim potential trailing .
+        if(message.indexOf(".") == message.length()) {
+            message = message.substring(0, message.length() - 1);
+        }
+
+        return Double.parseDouble(message);
     }
 }