Open source Star Ruler 2 source code!

2018-07-17 14:15:37 +02:00
commit cc307720ff
4342 changed files with 2365070 additions and 0 deletions
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+import elements.BaseGuiElement;
+
+export GuiAligned;
+
+class GuiAligned : BaseGuiElement {
+	double horizAlign = 0.5;
+	double vertAlign = 0.5;
+	
+	GuiAligned(IGuiElement@ ParentElement, const recti& Rectangle) {
+		super(ParentElement, Rectangle);
+		updateAbsolutePosition();
+	}
+
+	GuiAligned(IGuiElement@ ParentElement, Alignment@ Align) {
+		super(ParentElement, Align);
+		updateAbsolutePosition();
+	}
+
+	void updateAbsolutePosition() {
+		BaseGuiElement::updateAbsolutePosition();
+
+		vec2i _min = size;
+		vec2i _max;
+
+		for(uint i = 0, cnt = Children.length; i < cnt; ++i) {
+			IGuiElement@ child = Children[i];
+			if(!child.visible)
+				continue;
+
+			recti pos = child.rect;
+			_min.x = min(_min.x, pos.topLeft.x);
+			_min.y = min(_min.y, pos.topLeft.y);
+			_max.x = max(_max.x, pos.botRight.x);
+			_max.y = max(_max.y, pos.botRight.y);
+		}
+
+		int w = _max.x - _min.x;
+		int h = _max.y - _min.y;
+
+		vec2i sz = size;
+		vec2i off;
+		off.x = double(sz.width - w) * horizAlign;
+		off.y = double(sz.height - h) * vertAlign;
+
+		for(uint i = 0, cnt = Children.length; i < cnt; ++i) {
+			IGuiElement@ child = Children[i];
+			vec2i pos = child.position;
+			pos = (pos - _min) + off;
+			child.position = pos;
+		}
+	}
+};