1 files changed, 103 insertions, 0 deletions
diff --git a/public/assets/javascripts/rectangles/engine/scenery/image/move.js b/public/assets/javascripts/rectangles/engine/scenery/image/move.js
new file mode 100644
index 0000000..e79ede9
--- /dev/null
+++ b/public/assets/javascripts/rectangles/engine/scenery/image/move.js
@@ -0,0 +1,103 @@
+
+
+Scenery.image.move = function(base){
+
+	var x, y, z, bounds
+	var dragging = false
+
+	this.bind = function(){
+		Scenery.mouse.bind_el(base.mx_img.el)
+		Scenery.mouse.on("down", down)
+		Scenery.mouse.on("enter", switch_wall)
+		Scenery.mouse.on("drag", drag)
+		Scenery.mouse.on("up", up)
+	}
+
+	this.unbind = function(){
+		Scenery.mouse.bind_el(base.mx_img.el)
+		Scenery.mouse.off("down", down)
+		Scenery.mouse.off("enter", switch_wall)
+		Scenery.mouse.off("drag", drag)
+		Scenery.mouse.off("up", up)
+	}
+	
+	function down (e, cursor){
+		if (e.target != base.mx_img.el) return;
+		dragging = true
+		x = base.mx_img.x
+		y = base.mx_img.y
+		z = base.mx_img.z
+		bounds = base.bounds
+		document.body.classList.add("dragging")
+	}
+	
+	function drag (e, cursor){
+		if (! dragging) return
+		
+		base.mx_img.y = bounds.y.clamp( y - cursor.y.magnitude()*cursor_amp )
+		switch (base.wall.side) {
+			case FRONT:
+			case BACK:
+				base.mx_img.x = bounds.x.clamp( x + cos(wall_rotation[base.wall.side]) * cursor.x.magnitude()*cursor_amp )
+				break
+			case LEFT:
+			case RIGHT:
+				base.mx_img.z = bounds.x.clamp( z + sin(wall_rotation[base.wall.side]) * cursor.x.magnitude()*cursor_amp )
+				break
+		}
+		
+		Scenery.resize.move_dots()
+	}
+
+	function up (e, cursor){
+		dragging = false
+		document.body.classList.remove("dragging")
+	}
+	
+	function switch_wall (e, new_wall, cursor){
+		if (! dragging) return
+		if (new_wall.uid == base.wall.uid) return
+		if (! new_wall.fits(base.img)) return
+
+		base.bounds = bounds = new_wall.bounds_for(base.img)
+		base.center = new_wall.center()
+
+		x = base.center.a
+		z = base.center.b
+		
+		var wall_group = base.wall.side | new_wall.side
+		
+		if (base.wall.side !== new_wall.side && wall_group !== FRONT_BACK && wall_group !== LEFT_RIGHT) {
+			switch (base.wall.side) {
+				case FRONT:
+					z = bounds.x.a
+					break
+				case BACK:
+					z = bounds.x.b
+					break
+				case LEFT:
+					x = bounds.x.a
+					break
+				case RIGHT:
+					x = bounds.x.b
+					break
+			}
+		}
+
+		cursor.x.a = cursor.x.b
+		
+		base.mx_img.move({
+			x: x,
+			z: z,
+			rotationY: wall_rotation[ new_wall.side ]
+		})
+		
+		base.wall = new_wall
+
+		Scenery.resize.rotate_dots()
+		Scenery.resize.move_dots()
+	}
+	
+	return this
+
+}
+\ No newline at end of file