diff options
Diffstat (limited to 'public/assets/javascripts/rectangles/engine/map/tools/line.js')
| -rw-r--r-- | public/assets/javascripts/rectangles/engine/map/tools/line.js | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/public/assets/javascripts/rectangles/engine/map/tools/line.js b/public/assets/javascripts/rectangles/engine/map/tools/line.js new file mode 100644 index 0000000..8f409a8 --- /dev/null +++ b/public/assets/javascripts/rectangles/engine/map/tools/line.js @@ -0,0 +1,49 @@ +var LineTool = MapTool.extend(function(base){ + var exports = {} + + var selected_point = null + + var line = exports.line = [] + + var can_drag, dragging + + exports.down = function(e, cursor){ + this.cursor = cursor + switch (line.length) { + case 0: + line[0] = cursor.x_component() + can_drag = true + break + case 1: + line[1] = cursor.x_component() + can_drag = false + break + case 2: + line[0] = cursor.x_component() + line.pop() + can_drag = true + break + } + } + + exports.move = function(e, cursor){ + this.cursor = cursor + } + + exports.drag = function(e, cursor){ + if (dragging) { + line[1].a = cursor.x.b + line[1].b = cursor.y.b + } + else if (can_drag && cursor.magnitude() > 10/map.zoom) { + line[1] = cursor.y_component() + dragging = true + } + } + + exports.up = function(e, cursor){ + can_drag = dragging = false + } + + return exports +})
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