find closest segment

8 files changed, 258 insertions, 0 deletions

diff --git a/public/assets/javascripts/rectangles/engine/map/tools/_base.js b/public/assets/javascripts/rectangles/engine/map/tools/_base.js
new file mode 100644
index 0000000..17b247d
--- /dev/null
+++ b/public/assets/javascripts/rectangles/engine/map/tools/_base.js
@@ -0,0 +1,11 @@
+var MapTool = Fiber.extend(function(base){
+	var exports = {
+	  recenterCursor: true,
+	  down: function(e, cursor){},
+	  move: function(e, cursor){},
+	  drag: function(e, cursor){},
+	  up: function(e, cursor, new_cursor){},
+	  cancel: function(){},
+  }
+  return exports
+})
\ No newline at end of file
diff --git a/public/assets/javascripts/rectangles/engine/map/tools/arrow.js b/public/assets/javascripts/rectangles/engine/map/tools/arrow.js
new file mode 100644
index 0000000..2a73954
--- /dev/null
+++ b/public/assets/javascripts/rectangles/engine/map/tools/arrow.js
@@ -0,0 +1,46 @@
+var ArrowTool = MapTool.extend(function(base){
+	var exports = {}
+	
+	var selected_point = null, original_point = null, selected_shape = null
+	
+	exports.down = function(e, cursor){
+    last_point.a = cursor.x.a
+    last_point.b = cursor.y.a
+    var p = shapes.findClosestPoint(last_point)
+    if (p) {
+      selected_shape = p.shape
+      selected_point = p.point
+      original_point = selected_point.clone()
+    }
+    else {
+      map.ui.set_drag_tool("position")
+    }
+	}
+	
+  exports.move = function(e, cursor){
+    last_point.a = cursor.x.a
+    last_point.b = cursor.y.a
+    var p = shapes.findClosestPoint(last_point)
+    if (p) {
+      document.body.style.cursor = "pointer"
+      last_point.assign(p.point)
+      cursor.x.a = cursor.x.b = last_point.a
+      cursor.y.a = cursor.y.b = last_point.b
+    }
+    else {
+      document.body.style.cursor = "crosshair"
+    }
+	}
+	
+	exports.drag = function(e, cursor){
+    selected_point.a = original_point.a + cursor.x.magnitude()
+		selected_point.b = original_point.b + cursor.y.magnitude()
+		selected_shape.rebuild()
+	}
+	
+	exports.up = function(e, cursor){
+	  selected_point = selected_shape = original_point = null
+	}
+	
+	return exports
+})
\ No newline at end of file
diff --git a/public/assets/javascripts/rectangles/engine/map/tools/ortho.js b/public/assets/javascripts/rectangles/engine/map/tools/ortho.js
new file mode 100644
index 0000000..be3d707
--- /dev/null
+++ b/public/assets/javascripts/rectangles/engine/map/tools/ortho.js
@@ -0,0 +1,115 @@
+var OrthoPolylineTool = MapTool.extend(function (base) {
+  // this will work like normal polyline except all walls will be orthogonal
+  
+  var prev_point, horizontal = false, first_edge_is_horizontal = false
+  
+  var exports = {}
+  exports.down = function(e, cursor){
+    // rightclick?
+    if (e.ctrlKey || e.which === 3) {
+      e.preventDefault()
+      e.stopPropagation()
+      if (map.ui.placing) {
+        // close polyline or cancel
+        map.ui.placing = false
+        if (line.points.length > 2) {
+          line.build()
+        }
+        else {
+          line.reset()
+        }
+        return
+      }
+      else {
+        map.ui.tools.position.rightclick(e, cursor)
+      }
+      return
+    }
+
+    // compare to initial point
+    var p = last_point.clone()
+    if (map.ui.placing) {
+      if (line.lastPoint().eq(p)) {
+        return
+      }
+      else if (line.canCloseWith(p)) {
+        line.close()
+        line.build()
+        map.ui.placing = false
+      }
+      else {
+        line.add(p)
+        prev_point = p
+        horizontal = ! horizontal
+      }
+    }
+    else {
+      map.ui.placing = true
+      line = new Polyline ()
+      line.add(p)
+      first_point = prev_point = p
+      horizontal = false
+    }
+  }
+  exports.move = function(e, cursor){
+    last_point.a = cursor.x.a
+    last_point.b = cursor.y.a
+    if (map.ui.placing) {
+      if (line.points.length == 1) {
+        var x = abs(prev_point.a - last_point.a)
+        var y = abs(prev_point.b - last_point.b)
+        if (x > y) {
+          last_point.b = prev_point.b
+          first_edge_is_horizontal = horizontal = true
+        }
+        else {
+          last_point.a = prev_point.a
+          first_edge_is_horizontal = horizontal = false
+        }
+      }
+      else {
+        if (horizontal) {
+          last_point.b = prev_point.b
+        }
+        else {
+          last_point.a = prev_point.a
+        }
+        if (horizontal == first_edge_is_horizontal) {
+          // check if this point is within N pixels of the normal
+          // and lock it into place if so
+          if (horizontal && abs( first_point.a - last_point.a ) < 10/map.zoom) {
+            last_point.a = first_point.a
+          }
+          else if (! horizontal && abs( first_point.b - last_point.b ) < 10/map.zoom) {
+            last_point.b = first_point.b
+          }
+        }
+      }
+
+      if (line.canCloseWith(last_point)) {
+        document.body.style.cursor = "pointer"
+        last_point.assign(first_point)
+        cursor.x.a = cursor.x.b = last_point.a
+        cursor.y.a = cursor.y.b = last_point.b
+      }
+      return
+    }
+    var end_point = shapes.findClosestEndPoint(last_point)
+    if (end_point) {
+      document.body.style.cursor = "pointer"
+      last_point.assign(end_point.point)
+      cursor.x.a = cursor.x.b = last_point.a
+      cursor.y.a = cursor.y.b = last_point.b
+      return
+    }
+    else {
+      document.body.style.cursor = "crosshair"
+    }
+  }
+  exports.cancel = function(){
+    if (map.ui.placing) { line.reset() }
+    first_point = null
+    map.ui.placing = false
+  }
+  return exports
+})
\ No newline at end of file
diff --git a/public/assets/javascripts/rectangles/engine/map/tools/polyline.js b/public/assets/javascripts/rectangles/engine/map/tools/polyline.js
new file mode 100644
index 0000000..559aea8
--- /dev/null
+++ b/public/assets/javascripts/rectangles/engine/map/tools/polyline.js
@@ -0,0 +1,69 @@
+var PolylineTool = MapTool.extend(function (base) {
+  var exports = {}
+  exports.down = function(e, cursor){
+
+    // rightclick?
+    if (e.ctrlKey || e.which === 3) {
+      e.preventDefault()
+      e.stopPropagation()
+      if (map.ui.placing) {
+        // close polyline or cancel
+        map.ui.placing = false
+        if (line.points.length > 2) {
+          line.build()
+        }
+        else {
+          line.reset()
+        }
+        return
+      }
+      map.ui.tools.position.rightclick(e, cursor)
+      return
+    }
+
+    // compare to initial point
+    var p = last_point.clone()
+    if (map.ui.placing) {
+      if (line.canCloseWith(p)) {
+        line.close()
+        line.build()
+        map.ui.placing = false
+      }
+      else {
+        line.add(p)
+      }
+    }
+    else {
+      map.ui.placing = true
+      line = new Polyline ()
+      line.add(p)
+    }
+  }
+  exports.move = function(e, cursor){
+    last_point.a = cursor.x.a
+    last_point.b = cursor.y.a
+    if (map.ui.placing && line.canCloseWith(last_point)) {
+      document.body.style.cursor = "pointer"
+      last_point.assign(line.points[0])
+      cursor.x.a = cursor.x.b = last_point.a
+      cursor.y.a = cursor.y.b = last_point.b
+      return
+    }
+    var end_point = shapes.findClosestEndPoint(last_point)
+    if (end_point) {
+      document.body.style.cursor = "pointer"
+      last_point.assign(end_point.point)
+      cursor.x.a = cursor.x.b = last_point.a
+      cursor.y.a = cursor.y.b = last_point.b
+      return
+    }
+    else {
+      document.body.style.cursor = "crosshair"
+    }
+  }
+  exports.cancel = function(){
+    if (map.ui.placing) { line.reset() }
+    map.ui.placing = false
+  }
+  return exports
+})
\ No newline at end of file
diff --git a/public/assets/javascripts/rectangles/engine/map/tools/position.js b/public/assets/javascripts/rectangles/engine/map/tools/position.js
new file mode 100644
index 0000000..a994f5a
--- /dev/null
+++ b/public/assets/javascripts/rectangles/engine/map/tools/position.js
@@ -0,0 +1,17 @@
+var PositionTool = MapTool.extend(function(base){
+	var exports = {
+	  recenterCursor: false,
+	  drag: function(e, cursor){
+      map.center.a = -cursor.x.magnitude()
+      map.center.b = cursor.y.magnitude()
+	  },
+	  rightclick: function(e, cursor){
+      cursor.quantize(1/map.zoom)
+      map.center.a = cursor.x.a
+      map.center.b = -cursor.y.a
+      cursor.x.b = cursor.x.a
+      cursor.y.b = cursor.y.a
+	  }
+  }
+  return exports
+})
\ No newline at end of file
diff --git a/public/assets/javascripts/rectangles/engine/map/ui_editor.js b/public/assets/javascripts/rectangles/engine/map/ui/editor.js
index 7308344..7308344 100644
--- a/public/assets/javascripts/rectangles/engine/map/ui_editor.js
+++ b/public/assets/javascripts/rectangles/engine/map/ui/editor.js
diff --git a/public/assets/javascripts/rectangles/engine/map/ui_minimap.js b/public/assets/javascripts/rectangles/engine/map/ui/minimap.js
index 0fdd336..0fdd336 100644
--- a/public/assets/javascripts/rectangles/engine/map/ui_minimap.js
+++ b/public/assets/javascripts/rectangles/engine/map/ui/minimap.js
diff --git a/public/assets/javascripts/rectangles/engine/map/ui_ortho.js b/public/assets/javascripts/rectangles/engine/map/ui/ortho.js
index 52f7339..52f7339 100644
--- a/public/assets/javascripts/rectangles/engine/map/ui_ortho.js
+++ b/public/assets/javascripts/rectangles/engine/map/ui/ortho.js