1 files changed, 131 insertions, 0 deletions
diff --git a/client/assets/javascripts/rectangles/engine/map/ui.js b/client/assets/javascripts/rectangles/engine/map/ui.js
new file mode 100644
index 0000000..6e9a5ab
--- /dev/null
+++ b/client/assets/javascripts/rectangles/engine/map/ui.js
@@ -0,0 +1,131 @@
+
+map.ui = new function(){
+
+	var base = this
+
+	base.creating = base.dragging = base.resizing = false
+
+	base.mouse = new mouse({
+		el: map.el,
+		down: down,
+		move: move,
+		drag: drag,
+		up: up,
+		rightclick: rightclick,
+	})
+
+	base.wheel = new wheel({
+		el: map.el,
+		update: mousewheel,
+	})
+	
+	//
+	
+	function down (e, cursor){
+		cursor.x.div(w).add(0.5).mul(map.bounds.a / map.zoom).add(map.center.a)
+		cursor.y.div(h).sub(0.5).mul(map.bounds.b / map.zoom).sub(map.center.b)
+
+		if (e.ctrlKey || e.which === 3) {
+			cursor.quantize(1)
+			map.center.a = cursor.x.a
+			map.center.b = -cursor.y.a
+			console.log(map.center+"")
+			cursor.x.b = cursor.x.a
+			cursor.y.b = cursor.y.a
+			base.mouse.down = false
+			e.preventDefault()
+			e.stopPropagation()
+			return
+		}
+
+		var intersects = Rooms.filter(function(r){
+			return r.focused = r.rect.contains(cursor.x.a, cursor.y.a)
+		})
+
+		if (intersects.length) {
+			base.dragging = intersects[0]
+			base.resizing = base.dragging.rect.nearEdge(cursor.x.a, cursor.y.a, resize_margin / map.zoom)
+			base.dragging.rect.translation.sides = base.resizing
+		}
+		else {
+			base.creating = true
+		}
+
+		if (e.shiftKey && base.dragging) {
+			base.dragging.rect.quantize(10)
+		}
+	}
+
+	function move (e, cursor) {
+		cursor.x.div(w).add(0.5).mul(map.bounds.a / map.zoom).add(map.center.a)
+		cursor.y.div(h).sub(0.5).mul(map.bounds.b / map.zoom).sub(map.center.b)
+	}
+
+	function drag (e, cursor) {
+		cursor.x.b = ((cursor.x.b/w)+0.5) * map.bounds.a / map.zoom + map.center.a
+		cursor.y.b = ((cursor.y.b/h)-0.5) * map.bounds.b / map.zoom - map.center.b
+
+		if (base.resizing) {
+			var x_length = base.dragging.rect.x.length(),
+					y_length = base.dragging.rect.y.length()
+
+			if (base.resizing & LEFT) {
+				base.dragging.rect.translation.a = clamp( cursor.x.magnitude(), x_length - side_max, x_length - side_min )
+			}
+			if (base.resizing & RIGHT) {
+				base.dragging.rect.translation.a = clamp( cursor.x.magnitude(), side_min - x_length, side_max - x_length )
+			}
+			if (base.resizing & FRONT) {
+				base.dragging.rect.translation.b = clamp( cursor.y.magnitude(), y_length - side_max, y_length - side_min )
+			}
+			if (base.resizing & BACK) {
+				base.dragging.rect.translation.b = clamp( cursor.y.magnitude(), side_min - y_length, side_max - y_length )
+			}
+		}
+		else if (base.dragging) {
+			base.dragging.rect.translation.a = cursor.x.magnitude()
+			base.dragging.rect.translation.b = cursor.y.magnitude()
+		}
+	}
+
+	function up (e, cursor, new_cursor) {
+		new_cursor.x.div(w).add(0.5).mul(map.bounds.a / map.zoom).add(map.center.a)
+		new_cursor.y.div(h).sub(0.5).mul(map.bounds.b / map.zoom).sub(map.center.b)
+
+		if (base.creating) {
+			if (cursor.height() > side_min && cursor.width() > side_min) {
+				cursor.x.abs().quantize(1)
+				cursor.y.abs().quantize(1)
+				Rooms.add_with_rect( cursor )
+			}
+		}
+		
+		if (base.resizing) {
+			base.dragging.rect.resize()
+		}
+		else if (base.dragging) {
+			base.dragging.rect.translate()
+		}
+
+		base.creating = base.dragging = base.resizing = false
+	}
+
+	function mousewheel (e, val, delta){
+		var cursor = base.mouse.cursor
+
+		var intersects = Rooms.filter(function(r){
+			return r.focused = r.rect.contains(cursor.x.a, cursor.y.a)
+		})
+		
+		if (intersects.length) {
+			intersects[0].height = clamp( ~~(intersects[0].height - delta), height_min, height_max )
+			Rooms.clipper.update()
+		}
+		else {
+			map.set_zoom(map.zoom_exponent - delta/20)
+		}
+	}
+	
+	function rightclick (e){
+	}
+}