1 files changed, 74 insertions, 0 deletions
diff --git a/lib/systems/camera_adjuster.js b/lib/systems/camera_adjuster.js
new file mode 100644
index 0000000..3b6ea41
--- /dev/null
+++ b/lib/systems/camera_adjuster.js
@@ -0,0 +1,74 @@
+import { System } from '@serpentity/serpentity';
+import Cameras from '../nodes/cameras';
+import { settingsContainer, slider } from '../factories/ui';
+
+const internals = {
+  symbols: {
+    x: '𝜃',
+    y: '𝜓',
+    z: '𝜙'
+  }
+};
+
+export default class CameraAdjuster extends System {
+
+  constructor(container) {
+
+    super();
+    this.container = container;
+  }
+
+  added(engine){
+
+    this.nodes = engine.getNodes(Cameras);
+    this.adjusterContainer = settingsContainer({
+      id: 'camera-adjuster',
+      label: 'Camera'
+    })
+
+    let i = 0;
+    for (const node of this.nodes) {
+      const nodeElement = settingsContainer({
+        id: `camera-adjuster-${i}`,
+        label: `C${i + 1}`,
+        level: 3
+      });
+
+      nodeElement.appendChild(slider({
+        min: '2',
+        max: '10',
+        step: '0.1',
+        label: '𝑟',
+        className: 'radius',
+        get: () => node.radius.radius.toString(),
+        set: (value) => (node.radius.radius = parseFloat(value))
+      }));
+
+      ['x', 'y', 'z'].forEach(key => {
+        nodeElement.appendChild(slider({
+          min: '0',
+          max: '0.5',
+          step: '0.001',
+          label: internals.symbols[key],
+          className: `rotation-${key}`,
+          get: () => node.velocity[key].toString(),
+          set: (value) => (node.velocity[key] = parseFloat(value))
+        }));
+      });
+
+      this.adjusterContainer.appendChild(nodeElement);
+      ++i;
+    }
+
+    this.container.appendChild(this.adjusterContainer);
+  }
+
+  removed(){
+
+    this.container.removeChild(this.adjusterContainer);
+    delete this.adjusterContainer;
+    delete this.nodes;
+  }
+
+  update(){}
+};