feat(dynamic ui): added slider

src/main/java/com/palight/playerinfo/gui/dynamic/DynamicGuiScreen.java

@@ -90,6 +90,13 @@ public void handleMouseInput() throws IOException {
         super.handleMouseInput();
     }
 
+    /**
+     * On mouse clicked
+     * @param mouseX mouse X in screen coords; 0 is left side of screen
+     * @param mouseY mouse Y in screen coords; 0 is top side of screen
+     * @param btn mouse button pressed
+     * @throws IOException
+     */
     @Override
     protected void mouseClicked(int mouseX, int mouseY, int btn) throws IOException {
         super.mouseClicked(mouseX, mouseY, btn);
@@ -154,4 +161,10 @@ public GuiCheckbox createCheckbox(String label, int x, int y, int width, int hei
         addComponent(checkbox);
         return checkbox;
     }
+
+    public GuiSlider createSlider(int x, int y, int width, int height, int min, int max, int step, String prefix, String suffix) {
+        GuiSlider slider = new GuiSlider(this, x + topLeft.x, y + topLeft.y, width, height, min, max, step, prefix, suffix);
+        addComponent(slider);
+        return slider;
+    }
 }

src/main/java/com/palight/playerinfo/gui/dynamic/components/GuiCheckbox.java

@@ -7,7 +7,7 @@
 
 public class GuiCheckbox extends DynamicGuiComponent {
     private boolean enabled;
-    private boolean disabled; // whether or not the user is allowed to toggle
+    private boolean disabled; // whether the user is allowed to toggle
     private GuiLabel label;
 
     public GuiCheckbox(DynamicGuiScreen screen, Vector2<Integer> position, Vector2<Integer> size) {

src/main/java/com/palight/playerinfo/gui/dynamic/components/GuiSlider.java

@@ -0,0 +1,78 @@
+package com.palight.playerinfo.gui.dynamic.components;
+
+import com.palight.playerinfo.gui.dynamic.DefaultUIConfig;
+import com.palight.playerinfo.gui.dynamic.DynamicGuiScreen;
+import com.palight.playerinfo.rendering.font.UnicodeFontRenderer;
+import com.palight.playerinfo.util.math.Vector2;
+
+public class GuiSlider extends DynamicGuiComponent {
+    private GuiLabel label;
+    private int min;
+    private int max;
+    private int step;
+    private String prefix;
+    private String suffix;
+    private double value = 0;
+
+    public GuiSlider(DynamicGuiScreen screen, Vector2<Integer> position, Vector2<Integer> size, int min, int max, int step, String prefix, String suffix) {
+        super(screen, position, size);
+        this.min = min;
+        this.max = max;
+        this.step = step;
+        this.prefix = prefix;
+        this.suffix = suffix;
+
+        this.label = new GuiLabel(screen, position.x + size.x / 2, position.y + size.y / 2, 0, size.y)
+                .setBaseline(UnicodeFontRenderer.Baseline.MIDDLE)
+                .setAlignment(UnicodeFontRenderer.Alignment.CENTER);
+    }
+
+    public GuiSlider(DynamicGuiScreen screen, int x, int y, int width, int height, int min, int max, int step, String prefix, String suffix) {
+        this(screen, new Vector2<>(x, y), new Vector2<>(width, height), min, max, step, prefix, suffix);
+    }
+
+    public GuiSlider(DynamicGuiScreen screen, int x, int y, int min, int max, int step, String prefix, String suffix) {
+        this(screen, new Vector2<>(x, y), new Vector2<>(0, 0), min, max, step, prefix, suffix);
+    }
+
+    public GuiSlider(DynamicGuiScreen screen, int min, int max, int step, String prefix, String suffix) {
+        this(screen, new Vector2<>(0, 0), new Vector2<>(0, 0), min, max, step, prefix, suffix);
+    }
+
+    public GuiSlider(DynamicGuiScreen screen, int x, int y, int width, int height, int min, int max, int step) {
+        this(screen, new Vector2<>(x, y), new Vector2<>(width, height), min, max, step, "", "");
+    }
+
+    public GuiSlider(DynamicGuiScreen screen, int x, int y, int min, int max, int step) {
+        this(screen, new Vector2<>(x, y), new Vector2<>(0, 0), min, max, step, "", "");
+    }
+
+    public GuiSlider(DynamicGuiScreen screen, int min, int max, int step) {
+        this(screen, new Vector2<>(0, 0), new Vector2<>(0, 0), min, max, step, "", "");
+    }
+
+    @Override
+    public void onClick(int mouseX, int mouseY, int mouseButton) {
+        double percent = (double) mouseX / this.size.x;
+        this.value = min + (max - min) * percent;
+        this.label.setText(prefix + Math.floor(value * 100) / 100 + suffix);
+        super.onClick(mouseX, mouseY, mouseButton);
+    }
+
+    @Override
+    public <T extends DynamicGuiComponent> T setPosition(Vector2<Integer> position) {
+        super.setPosition(position);
+        this.label.setPosition(this.position.x + this.size.x / 2, this.position.y + this.size.y / 2);
+        return (T) this;
+    }
+
+    @Override
+    public void render(int mouseX, int mouseY, float partialTicks) {
+        this.renderBackground();
+        this.label.render(mouseX, mouseY, partialTicks);
+
+        double percent = (value - min) / (max - min);
+        int barOffset = (int) (percent * this.size.x);
+        this.drawGradientRect(this.position.x + barOffset - 2, this.position.y, this.position.x + barOffset + 2, this.position.y + this.size.y, DefaultUIConfig.DEFAULT_LABEL_COLOR, DefaultUIConfig.DEFAULT_LABEL_COLOR);
+    }
+}

src/main/java/com/palight/playerinfo/gui/dynamic/impl/TestDynamicGuiScreen.java

@@ -23,5 +23,6 @@ public void setup() {
         }));
 
         stack.addComponent(this.createCheckbox("Test Checkbox", 0, 0, 20, 20, false));
+        stack.addComponent(this.createSlider(30, 0, 100, 20, 0, 100, 1, "PREFIX: ", " :SUFFIX"));
     }
 }