replace globals with args in a few functions
- Drawing.draw_shape - Drawing.draw_pending_shape - Drawing.in_drawing - Drawing.find_or_insert_point - Drawing.near - Drawing.pixels
This commit is contained in:
parent
307e875c1c
commit
70a15b3bc9
145
drawing.lua
145
drawing.lua
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@ -6,9 +6,9 @@ require 'drawing_tests'
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-- into 256 parts.
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function Drawing.draw(State, line)
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local pmx,pmy = App.mouse_x(), App.mouse_y()
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if pmx < State.right and pmy > line.y and pmy < line.y+Drawing.pixels(line.h) then
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if pmx < State.right and pmy > line.y and pmy < line.y+Drawing.pixels(line.h, State.width) then
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App.color(Icon_color)
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love.graphics.rectangle('line', State.left,line.y, State.width,Drawing.pixels(line.h))
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love.graphics.rectangle('line', State.left,line.y, State.width,Drawing.pixels(line.h, State.width))
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if icon[State.current_drawing_mode] then
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icon[State.current_drawing_mode](State.right-22, line.y+4)
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else
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@ -35,20 +35,20 @@ function Drawing.draw(State, line)
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else
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App.color(Stroke_color)
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end
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Drawing.draw_shape(State.left,line.y, line, shape)
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Drawing.draw_shape(line, shape, line.y, State.left,State.right)
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end
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for i,p in ipairs(line.points) do
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if p.deleted == nil then
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if Drawing.near(p, mx,my) then
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if Drawing.near(p, mx,my, State.width) then
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App.color(Focus_stroke_color)
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love.graphics.circle('line', Drawing.pixels(p.x)+State.left,Drawing.pixels(p.y)+line.y, Same_point_distance)
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love.graphics.circle('line', Drawing.pixels(p.x, State.width)+State.left,Drawing.pixels(p.y, State.width)+line.y, Same_point_distance)
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else
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App.color(Stroke_color)
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love.graphics.circle('fill', Drawing.pixels(p.x)+State.left,Drawing.pixels(p.y)+line.y, 2)
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love.graphics.circle('fill', Drawing.pixels(p.x, State.width)+State.left,Drawing.pixels(p.y, State.width)+line.y, 2)
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end
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if p.name then
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-- TODO: clip
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local x,y = Drawing.pixels(p.x)+State.left+5, Drawing.pixels(p.y)+line.y+5
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local x,y = Drawing.pixels(p.x, State.width)+State.left+5, Drawing.pixels(p.y, State.width)+line.y+5
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love.graphics.print(p.name, x,y)
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if State.current_drawing_mode == 'name' and i == line.pending.target_point then
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-- create a faint red box for the name
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@ -66,41 +66,42 @@ function Drawing.draw(State, line)
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end
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end
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App.color(Current_stroke_color)
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Drawing.draw_pending_shape(State.left,line.y, line)
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Drawing.draw_pending_shape(line, line.y, State.left,State.right)
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end
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function Drawing.draw_shape(left,top, drawing, shape)
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function Drawing.draw_shape(drawing, shape, top, left,right)
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local width = right-left
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if shape.mode == 'freehand' then
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local prev = nil
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for _,point in ipairs(shape.points) do
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if prev then
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love.graphics.line(Drawing.pixels(prev.x)+left,Drawing.pixels(prev.y)+top, Drawing.pixels(point.x)+left,Drawing.pixels(point.y)+top)
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love.graphics.line(Drawing.pixels(prev.x, width)+left,Drawing.pixels(prev.y, width)+top, Drawing.pixels(point.x, width)+left,Drawing.pixels(point.y, width)+top)
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end
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prev = point
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end
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elseif shape.mode == 'line' or shape.mode == 'manhattan' then
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local p1 = drawing.points[shape.p1]
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local p2 = drawing.points[shape.p2]
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love.graphics.line(Drawing.pixels(p1.x)+left,Drawing.pixels(p1.y)+top, Drawing.pixels(p2.x)+left,Drawing.pixels(p2.y)+top)
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love.graphics.line(Drawing.pixels(p1.x, width)+left,Drawing.pixels(p1.y, width)+top, Drawing.pixels(p2.x, width)+left,Drawing.pixels(p2.y, width)+top)
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elseif shape.mode == 'polygon' or shape.mode == 'rectangle' or shape.mode == 'square' then
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local prev = nil
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for _,point in ipairs(shape.vertices) do
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local curr = drawing.points[point]
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if prev then
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love.graphics.line(Drawing.pixels(prev.x)+left,Drawing.pixels(prev.y)+top, Drawing.pixels(curr.x)+left,Drawing.pixels(curr.y)+top)
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love.graphics.line(Drawing.pixels(prev.x, width)+left,Drawing.pixels(prev.y, width)+top, Drawing.pixels(curr.x, width)+left,Drawing.pixels(curr.y, width)+top)
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end
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prev = curr
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end
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-- close the loop
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local curr = drawing.points[shape.vertices[1]]
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love.graphics.line(Drawing.pixels(prev.x)+left,Drawing.pixels(prev.y)+top, Drawing.pixels(curr.x)+left,Drawing.pixels(curr.y)+top)
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love.graphics.line(Drawing.pixels(prev.x, width)+left,Drawing.pixels(prev.y, width)+top, Drawing.pixels(curr.x, width)+left,Drawing.pixels(curr.y, width)+top)
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elseif shape.mode == 'circle' then
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-- TODO: clip
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local center = drawing.points[shape.center]
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love.graphics.circle('line', Drawing.pixels(center.x)+left,Drawing.pixels(center.y)+top, Drawing.pixels(shape.radius))
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love.graphics.circle('line', Drawing.pixels(center.x, width)+left,Drawing.pixels(center.y, width)+top, Drawing.pixels(shape.radius, width))
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elseif shape.mode == 'arc' then
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local center = drawing.points[shape.center]
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love.graphics.arc('line', 'open', Drawing.pixels(center.x)+left,Drawing.pixels(center.y)+top, Drawing.pixels(shape.radius), shape.start_angle, shape.end_angle, 360)
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love.graphics.arc('line', 'open', Drawing.pixels(center.x, width)+left,Drawing.pixels(center.y, width)+top, Drawing.pixels(shape.radius, width), shape.start_angle, shape.end_angle, 360)
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elseif shape.mode == 'deleted' then
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-- ignore
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else
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@ -109,21 +110,22 @@ function Drawing.draw_shape(left,top, drawing, shape)
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end
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end
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function Drawing.draw_pending_shape(left,top, drawing)
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function Drawing.draw_pending_shape(drawing, top, left,right)
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local width = right-left
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local shape = drawing.pending
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if shape.mode == nil then
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-- nothing pending
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elseif shape.mode == 'freehand' then
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local shape_copy = deepcopy(shape)
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Drawing.smoothen(shape_copy)
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Drawing.draw_shape(left,top, drawing, shape_copy)
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Drawing.draw_shape(drawing, shape_copy, top, left,right)
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elseif shape.mode == 'line' then
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local mx,my = Drawing.coord(App.mouse_x()-left), Drawing.coord(App.mouse_y()-top)
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if mx < 0 or mx >= 256 or my < 0 or my >= drawing.h then
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return
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end
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local p1 = drawing.points[shape.p1]
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love.graphics.line(Drawing.pixels(p1.x)+left,Drawing.pixels(p1.y)+top, Drawing.pixels(mx)+left,Drawing.pixels(my)+top)
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love.graphics.line(Drawing.pixels(p1.x, width)+left,Drawing.pixels(p1.y, width)+top, Drawing.pixels(mx, width)+left,Drawing.pixels(my, width)+top)
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elseif shape.mode == 'manhattan' then
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local mx,my = Drawing.coord(App.mouse_x()-left), Drawing.coord(App.mouse_y()-top)
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if mx < 0 or mx >= 256 or my < 0 or my >= drawing.h then
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@ -131,9 +133,9 @@ function Drawing.draw_pending_shape(left,top, drawing)
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end
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local p1 = drawing.points[shape.p1]
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if math.abs(mx-p1.x) > math.abs(my-p1.y) then
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love.graphics.line(Drawing.pixels(p1.x)+left,Drawing.pixels(p1.y)+top, Drawing.pixels(mx)+left,Drawing.pixels(p1.y)+top)
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love.graphics.line(Drawing.pixels(p1.x, width)+left,Drawing.pixels(p1.y, width)+top, Drawing.pixels(mx, width)+left,Drawing.pixels(p1.y, width)+top)
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else
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love.graphics.line(Drawing.pixels(p1.x)+left,Drawing.pixels(p1.y)+top, Drawing.pixels(p1.x)+left,Drawing.pixels(my)+top)
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love.graphics.line(Drawing.pixels(p1.x, width)+left,Drawing.pixels(p1.y, width)+top, Drawing.pixels(p1.x, width)+left,Drawing.pixels(my, width)+top)
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end
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elseif shape.mode == 'polygon' then
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-- don't close the loop on a pending polygon
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@ -141,46 +143,46 @@ function Drawing.draw_pending_shape(left,top, drawing)
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for _,point in ipairs(shape.vertices) do
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local curr = drawing.points[point]
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if prev then
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love.graphics.line(Drawing.pixels(prev.x)+left,Drawing.pixels(prev.y)+top, Drawing.pixels(curr.x)+left,Drawing.pixels(curr.y)+top)
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love.graphics.line(Drawing.pixels(prev.x, width)+left,Drawing.pixels(prev.y, width)+top, Drawing.pixels(curr.x, width)+left,Drawing.pixels(curr.y, width)+top)
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end
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prev = curr
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end
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love.graphics.line(Drawing.pixels(prev.x)+left,Drawing.pixels(prev.y)+top, App.mouse_x(),App.mouse_y())
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love.graphics.line(Drawing.pixels(prev.x, width)+left,Drawing.pixels(prev.y, width)+top, App.mouse_x(),App.mouse_y())
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elseif shape.mode == 'rectangle' then
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local pmx,pmy = App.mouse_x(), App.mouse_y()
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local first = drawing.points[shape.vertices[1]]
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if #shape.vertices == 1 then
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love.graphics.line(Drawing.pixels(first.x)+left,Drawing.pixels(first.y)+top, pmx,pmy)
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love.graphics.line(Drawing.pixels(first.x, width)+left,Drawing.pixels(first.y, width)+top, pmx,pmy)
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return
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end
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local second = drawing.points[shape.vertices[2]]
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local mx,my = Drawing.coord(pmx-left), Drawing.coord(pmy-top)
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local thirdx,thirdy, fourthx,fourthy = Drawing.complete_rectangle(first.x,first.y, second.x,second.y, mx,my)
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love.graphics.line(Drawing.pixels(first.x)+left,Drawing.pixels(first.y)+top, Drawing.pixels(second.x)+left,Drawing.pixels(second.y)+top)
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love.graphics.line(Drawing.pixels(second.x)+left,Drawing.pixels(second.y)+top, Drawing.pixels(thirdx)+left,Drawing.pixels(thirdy)+top)
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love.graphics.line(Drawing.pixels(thirdx)+left,Drawing.pixels(thirdy)+top, Drawing.pixels(fourthx)+left,Drawing.pixels(fourthy)+top)
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love.graphics.line(Drawing.pixels(fourthx)+left,Drawing.pixels(fourthy)+top, Drawing.pixels(first.x)+left,Drawing.pixels(first.y)+top)
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love.graphics.line(Drawing.pixels(first.x, width)+left,Drawing.pixels(first.y, width)+top, Drawing.pixels(second.x, width)+left,Drawing.pixels(second.y, width)+top)
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love.graphics.line(Drawing.pixels(second.x, width)+left,Drawing.pixels(second.y, width)+top, Drawing.pixels(thirdx, width)+left,Drawing.pixels(thirdy, width)+top)
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love.graphics.line(Drawing.pixels(thirdx, width)+left,Drawing.pixels(thirdy, width)+top, Drawing.pixels(fourthx, width)+left,Drawing.pixels(fourthy, width)+top)
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love.graphics.line(Drawing.pixels(fourthx, width)+left,Drawing.pixels(fourthy, width)+top, Drawing.pixels(first.x, width)+left,Drawing.pixels(first.y, width)+top)
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elseif shape.mode == 'square' then
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local pmx,pmy = App.mouse_x(), App.mouse_y()
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local first = drawing.points[shape.vertices[1]]
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if #shape.vertices == 1 then
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love.graphics.line(Drawing.pixels(first.x)+left,Drawing.pixels(first.y)+top, pmx,pmy)
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love.graphics.line(Drawing.pixels(first.x, width)+left,Drawing.pixels(first.y, width)+top, pmx,pmy)
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return
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end
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local second = drawing.points[shape.vertices[2]]
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local mx,my = Drawing.coord(pmx-left), Drawing.coord(pmy-top)
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local thirdx,thirdy, fourthx,fourthy = Drawing.complete_square(first.x,first.y, second.x,second.y, mx,my)
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love.graphics.line(Drawing.pixels(first.x)+left,Drawing.pixels(first.y)+top, Drawing.pixels(second.x)+left,Drawing.pixels(second.y)+top)
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love.graphics.line(Drawing.pixels(second.x)+left,Drawing.pixels(second.y)+top, Drawing.pixels(thirdx)+left,Drawing.pixels(thirdy)+top)
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love.graphics.line(Drawing.pixels(thirdx)+left,Drawing.pixels(thirdy)+top, Drawing.pixels(fourthx)+left,Drawing.pixels(fourthy)+top)
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love.graphics.line(Drawing.pixels(fourthx)+left,Drawing.pixels(fourthy)+top, Drawing.pixels(first.x)+left,Drawing.pixels(first.y)+top)
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love.graphics.line(Drawing.pixels(first.x, width)+left,Drawing.pixels(first.y, width)+top, Drawing.pixels(second.x, width)+left,Drawing.pixels(second.y, width)+top)
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love.graphics.line(Drawing.pixels(second.x, width)+left,Drawing.pixels(second.y, width)+top, Drawing.pixels(thirdx, width)+left,Drawing.pixels(thirdy, width)+top)
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love.graphics.line(Drawing.pixels(thirdx, width)+left,Drawing.pixels(thirdy, width)+top, Drawing.pixels(fourthx, width)+left,Drawing.pixels(fourthy, width)+top)
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love.graphics.line(Drawing.pixels(fourthx, width)+left,Drawing.pixels(fourthy, width)+top, Drawing.pixels(first.x, width)+left,Drawing.pixels(first.y, width)+top)
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elseif shape.mode == 'circle' then
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local center = drawing.points[shape.center]
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local mx,my = Drawing.coord(App.mouse_x()-left), Drawing.coord(App.mouse_y()-top)
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if mx < 0 or mx >= 256 or my < 0 or my >= drawing.h then
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return
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end
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local cx,cy = Drawing.pixels(center.x)+left, Drawing.pixels(center.y)+top
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local cx,cy = Drawing.pixels(center.x, width)+left, Drawing.pixels(center.y, width)+top
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love.graphics.circle('line', cx,cy, geom.dist(cx,cy, App.mouse_x(),App.mouse_y()))
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elseif shape.mode == 'arc' then
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local center = drawing.points[shape.center]
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@ -189,8 +191,8 @@ function Drawing.draw_pending_shape(left,top, drawing)
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return
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end
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shape.end_angle = geom.angle_with_hint(center.x,center.y, mx,my, shape.end_angle)
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local cx,cy = Drawing.pixels(center.x)+left, Drawing.pixels(center.y)+top
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love.graphics.arc('line', 'open', cx,cy, Drawing.pixels(shape.radius), shape.start_angle, shape.end_angle, 360)
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local cx,cy = Drawing.pixels(center.x, width)+left, Drawing.pixels(center.y, width)+top
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love.graphics.arc('line', 'open', cx,cy, Drawing.pixels(shape.radius, width), shape.start_angle, shape.end_angle, 360)
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elseif shape.mode == 'move' then
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-- nothing pending; changes are immediately committed
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elseif shape.mode == 'name' then
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@ -202,22 +204,23 @@ function Drawing.draw_pending_shape(left,top, drawing)
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end
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function Drawing.in_drawing(drawing, x,y)
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function Drawing.in_drawing(drawing, x,y, left,right)
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if drawing.y == nil then return false end -- outside current page
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return y >= drawing.y and y < drawing.y + Drawing.pixels(drawing.h) and x >= Editor_state.left and x < Editor_state.right
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local width = right-left
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return y >= drawing.y and y < drawing.y + Drawing.pixels(drawing.h, width) and x >= left and x < right
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end
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function Drawing.mouse_pressed(State, drawing, x,y, button)
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if State.current_drawing_mode == 'freehand' then
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drawing.pending = {mode=State.current_drawing_mode, points={{x=Drawing.coord(x-State.left), y=Drawing.coord(y-drawing.y)}}}
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elseif State.current_drawing_mode == 'line' or State.current_drawing_mode == 'manhattan' then
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local j = Drawing.find_or_insert_point(drawing.points, Drawing.coord(x-State.left), Drawing.coord(y-drawing.y))
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local j = Drawing.find_or_insert_point(drawing.points, Drawing.coord(x-State.left), Drawing.coord(y-drawing.y), State.width)
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drawing.pending = {mode=State.current_drawing_mode, p1=j}
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elseif State.current_drawing_mode == 'polygon' or State.current_drawing_mode == 'rectangle' or State.current_drawing_mode == 'square' then
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local j = Drawing.find_or_insert_point(drawing.points, Drawing.coord(x-State.left), Drawing.coord(y-drawing.y))
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local j = Drawing.find_or_insert_point(drawing.points, Drawing.coord(x-State.left), Drawing.coord(y-drawing.y), State.width)
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drawing.pending = {mode=State.current_drawing_mode, vertices={j}}
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elseif State.current_drawing_mode == 'circle' then
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local j = Drawing.find_or_insert_point(drawing.points, Drawing.coord(x-State.left), Drawing.coord(y-drawing.y))
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local j = Drawing.find_or_insert_point(drawing.points, Drawing.coord(x-State.left), Drawing.coord(y-drawing.y), State.width)
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drawing.pending = {mode=State.current_drawing_mode, center=j}
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elseif State.current_drawing_mode == 'move' then
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-- all the action is in mouse_released
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@ -236,7 +239,7 @@ function Drawing.update(State)
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assert(drawing.mode == 'drawing')
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local x, y = App.mouse_x(), App.mouse_y()
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if App.mouse_down(1) then
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if Drawing.in_drawing(drawing, x,y) then
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if Drawing.in_drawing(drawing, x,y, State.left,State.right) then
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if drawing.pending.mode == 'freehand' then
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table.insert(drawing.pending.points, {x=Drawing.coord(App.mouse_x()-State.left), y=Drawing.coord(App.mouse_y()-drawing.y)})
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elseif drawing.pending.mode == 'move' then
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@ -247,7 +250,7 @@ function Drawing.update(State)
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end
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end
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elseif State.current_drawing_mode == 'move' then
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if Drawing.in_drawing(drawing, x, y) then
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if Drawing.in_drawing(drawing, x, y, State.left,State.right) then
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local mx,my = Drawing.coord(x-State.left), Drawing.coord(y-drawing.y)
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drawing.pending.target_point.x = mx
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drawing.pending.target_point.y = my
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@ -296,7 +299,7 @@ function Drawing.mouse_released(State, x,y, button)
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elseif drawing.pending.mode == 'line' then
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local mx,my = Drawing.coord(x-State.left), Drawing.coord(y-drawing.y)
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if mx >= 0 and mx < 256 and my >= 0 and my < drawing.h then
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drawing.pending.p2 = Drawing.find_or_insert_point(drawing.points, mx,my)
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drawing.pending.p2 = Drawing.find_or_insert_point(drawing.points, mx,my, State.width)
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table.insert(drawing.shapes, drawing.pending)
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end
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elseif drawing.pending.mode == 'manhattan' then
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@ -304,18 +307,18 @@ function Drawing.mouse_released(State, x,y, button)
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local mx,my = Drawing.coord(x-State.left), Drawing.coord(y-drawing.y)
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if mx >= 0 and mx < 256 and my >= 0 and my < drawing.h then
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if math.abs(mx-p1.x) > math.abs(my-p1.y) then
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drawing.pending.p2 = Drawing.find_or_insert_point(drawing.points, mx, p1.y)
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drawing.pending.p2 = Drawing.find_or_insert_point(drawing.points, mx, p1.y, State.width)
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else
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drawing.pending.p2 = Drawing.find_or_insert_point(drawing.points, p1.x, my)
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drawing.pending.p2 = Drawing.find_or_insert_point(drawing.points, p1.x, my, State.width)
|
||||
end
|
||||
local p2 = drawing.points[drawing.pending.p2]
|
||||
App.mouse_move(State.left+Drawing.pixels(p2.x), drawing.y+Drawing.pixels(p2.y))
|
||||
App.mouse_move(State.left+Drawing.pixels(p2.x, State.width), drawing.y+Drawing.pixels(p2.y, State.width))
|
||||
table.insert(drawing.shapes, drawing.pending)
|
||||
end
|
||||
elseif drawing.pending.mode == 'polygon' then
|
||||
local mx,my = Drawing.coord(x-State.left), Drawing.coord(y-drawing.y)
|
||||
if mx >= 0 and mx < 256 and my >= 0 and my < drawing.h then
|
||||
table.insert(drawing.pending.vertices, Drawing.find_or_insert_point(drawing.points, mx,my))
|
||||
table.insert(drawing.pending.vertices, Drawing.find_or_insert_point(drawing.points, mx,my, State.width))
|
||||
table.insert(drawing.shapes, drawing.pending)
|
||||
end
|
||||
elseif drawing.pending.mode == 'rectangle' then
|
||||
|
@ -326,8 +329,8 @@ function Drawing.mouse_released(State, x,y, button)
|
|||
local first = drawing.points[drawing.pending.vertices[1]]
|
||||
local second = drawing.points[drawing.pending.vertices[2]]
|
||||
local thirdx,thirdy, fourthx,fourthy = Drawing.complete_rectangle(first.x,first.y, second.x,second.y, mx,my)
|
||||
table.insert(drawing.pending.vertices, Drawing.find_or_insert_point(drawing.points, thirdx,thirdy))
|
||||
table.insert(drawing.pending.vertices, Drawing.find_or_insert_point(drawing.points, fourthx,fourthy))
|
||||
table.insert(drawing.pending.vertices, Drawing.find_or_insert_point(drawing.points, thirdx,thirdy, State.width))
|
||||
table.insert(drawing.pending.vertices, Drawing.find_or_insert_point(drawing.points, fourthx,fourthy, State.width))
|
||||
table.insert(drawing.shapes, drawing.pending)
|
||||
end
|
||||
else
|
||||
|
@ -341,8 +344,8 @@ function Drawing.mouse_released(State, x,y, button)
|
|||
local first = drawing.points[drawing.pending.vertices[1]]
|
||||
local second = drawing.points[drawing.pending.vertices[2]]
|
||||
local thirdx,thirdy, fourthx,fourthy = Drawing.complete_square(first.x,first.y, second.x,second.y, mx,my)
|
||||
table.insert(drawing.pending.vertices, Drawing.find_or_insert_point(drawing.points, thirdx,thirdy))
|
||||
table.insert(drawing.pending.vertices, Drawing.find_or_insert_point(drawing.points, fourthx,fourthy))
|
||||
table.insert(drawing.pending.vertices, Drawing.find_or_insert_point(drawing.points, thirdx,thirdy, State.width))
|
||||
table.insert(drawing.pending.vertices, Drawing.find_or_insert_point(drawing.points, fourthx,fourthy, State.width))
|
||||
table.insert(drawing.shapes, drawing.pending)
|
||||
end
|
||||
end
|
||||
|
@ -379,7 +382,7 @@ function Drawing.keychord_pressed(State, chord)
|
|||
State.current_drawing_mode = 'line'
|
||||
local _,drawing = Drawing.current_drawing(State)
|
||||
if drawing.pending.mode == 'freehand' then
|
||||
drawing.pending.p1 = Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y)
|
||||
drawing.pending.p1 = Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y, State.width)
|
||||
elseif drawing.pending.mode == 'polygon' or drawing.pending.mode == 'rectangle' or drawing.pending.mode == 'square' then
|
||||
drawing.pending.p1 = drawing.pending.vertices[1]
|
||||
elseif drawing.pending.mode == 'circle' or drawing.pending.mode == 'arc' then
|
||||
|
@ -392,7 +395,7 @@ function Drawing.keychord_pressed(State, chord)
|
|||
State.current_drawing_mode = 'manhattan'
|
||||
local drawing = Drawing.select_drawing_at_mouse(State)
|
||||
if drawing.pending.mode == 'freehand' then
|
||||
drawing.pending.p1 = Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y)
|
||||
drawing.pending.p1 = Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y, State.width)
|
||||
elseif drawing.pending.mode == 'line' then
|
||||
-- do nothing
|
||||
elseif drawing.pending.mode == 'polygon' or drawing.pending.mode == 'rectangle' or drawing.pending.mode == 'square' then
|
||||
|
@ -409,7 +412,7 @@ function Drawing.keychord_pressed(State, chord)
|
|||
State.current_drawing_mode = 'polygon'
|
||||
local _,drawing = Drawing.current_drawing(State)
|
||||
if drawing.pending.mode == 'freehand' then
|
||||
drawing.pending.vertices = {Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y)}
|
||||
drawing.pending.vertices = {Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y, State.width)}
|
||||
elseif drawing.pending.mode == 'line' or drawing.pending.mode == 'manhattan' then
|
||||
if drawing.pending.vertices == nil then
|
||||
drawing.pending.vertices = {drawing.pending.p1}
|
||||
|
@ -426,7 +429,7 @@ function Drawing.keychord_pressed(State, chord)
|
|||
State.current_drawing_mode = 'rectangle'
|
||||
local _,drawing = Drawing.current_drawing(State)
|
||||
if drawing.pending.mode == 'freehand' then
|
||||
drawing.pending.vertices = {Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y)}
|
||||
drawing.pending.vertices = {Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y, State.width)}
|
||||
elseif drawing.pending.mode == 'line' or drawing.pending.mode == 'manhattan' then
|
||||
if drawing.pending.vertices == nil then
|
||||
drawing.pending.vertices = {drawing.pending.p1}
|
||||
|
@ -443,7 +446,7 @@ function Drawing.keychord_pressed(State, chord)
|
|||
State.current_drawing_mode = 'square'
|
||||
local _,drawing = Drawing.current_drawing(State)
|
||||
if drawing.pending.mode == 'freehand' then
|
||||
drawing.pending.vertices = {Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y)}
|
||||
drawing.pending.vertices = {Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y, State.width)}
|
||||
elseif drawing.pending.mode == 'line' or drawing.pending.mode == 'manhattan' then
|
||||
if drawing.pending.vertices == nil then
|
||||
drawing.pending.vertices = {drawing.pending.p1}
|
||||
|
@ -461,12 +464,12 @@ function Drawing.keychord_pressed(State, chord)
|
|||
elseif App.mouse_down(1) and chord == 'p' and State.current_drawing_mode == 'polygon' then
|
||||
local _,drawing = Drawing.current_drawing(State)
|
||||
local mx,my = Drawing.coord(App.mouse_x()-State.left), Drawing.coord(App.mouse_y()-drawing.y)
|
||||
local j = Drawing.find_or_insert_point(drawing.points, mx,my)
|
||||
local j = Drawing.find_or_insert_point(drawing.points, mx,my, State.width)
|
||||
table.insert(drawing.pending.vertices, j)
|
||||
elseif App.mouse_down(1) and chord == 'p' and (State.current_drawing_mode == 'rectangle' or State.current_drawing_mode == 'square') then
|
||||
local _,drawing = Drawing.current_drawing(State)
|
||||
local mx,my = Drawing.coord(App.mouse_x()-State.left), Drawing.coord(App.mouse_y()-drawing.y)
|
||||
local j = Drawing.find_or_insert_point(drawing.points, mx,my)
|
||||
local j = Drawing.find_or_insert_point(drawing.points, mx,my, State.width)
|
||||
while #drawing.pending.vertices >= 2 do
|
||||
table.remove(drawing.pending.vertices)
|
||||
end
|
||||
|
@ -484,7 +487,7 @@ function Drawing.keychord_pressed(State, chord)
|
|||
State.current_drawing_mode = 'circle'
|
||||
local _,drawing = Drawing.current_drawing(State)
|
||||
if drawing.pending.mode == 'freehand' then
|
||||
drawing.pending.center = Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y)
|
||||
drawing.pending.center = Drawing.find_or_insert_point(drawing.points, drawing.pending.points[1].x, drawing.pending.points[1].y, State.width)
|
||||
elseif drawing.pending.mode == 'line' or drawing.pending.mode == 'manhattan' then
|
||||
drawing.pending.center = drawing.pending.p1
|
||||
elseif drawing.pending.mode == 'polygon' or drawing.pending.mode == 'rectangle' or drawing.pending.mode == 'square' then
|
||||
|
@ -601,7 +604,7 @@ function Drawing.current_drawing(State)
|
|||
local x, y = App.mouse_x(), App.mouse_y()
|
||||
for drawing_index,drawing in ipairs(State.lines) do
|
||||
if drawing.mode == 'drawing' then
|
||||
if Drawing.in_drawing(drawing, x,y) then
|
||||
if Drawing.in_drawing(drawing, x,y, State.left,State.right) then
|
||||
return drawing_index,drawing
|
||||
end
|
||||
end
|
||||
|
@ -613,7 +616,7 @@ function Drawing.select_shape_at_mouse(State)
|
|||
for _,drawing in ipairs(State.lines) do
|
||||
if drawing.mode == 'drawing' then
|
||||
local x, y = App.mouse_x(), App.mouse_y()
|
||||
if Drawing.in_drawing(drawing, x,y) then
|
||||
if Drawing.in_drawing(drawing, x,y, State.left,State.right) then
|
||||
local mx,my = Drawing.coord(x-State.left), Drawing.coord(y-drawing.y)
|
||||
for i,shape in ipairs(drawing.shapes) do
|
||||
assert(shape)
|
||||
|
@ -630,11 +633,11 @@ function Drawing.select_point_at_mouse(State)
|
|||
for drawing_index,drawing in ipairs(State.lines) do
|
||||
if drawing.mode == 'drawing' then
|
||||
local x, y = App.mouse_x(), App.mouse_y()
|
||||
if Drawing.in_drawing(drawing, x,y) then
|
||||
if Drawing.in_drawing(drawing, x,y, State.left,State.right) then
|
||||
local mx,my = Drawing.coord(x-State.left), Drawing.coord(y-drawing.y)
|
||||
for i,point in ipairs(drawing.points) do
|
||||
assert(point)
|
||||
if Drawing.near(point, mx,my) then
|
||||
if Drawing.near(point, mx,my, State.width) then
|
||||
return drawing_index,drawing,i,point
|
||||
end
|
||||
end
|
||||
|
@ -647,7 +650,7 @@ function Drawing.select_drawing_at_mouse(State)
|
|||
for _,drawing in ipairs(State.lines) do
|
||||
if drawing.mode == 'drawing' then
|
||||
local x, y = App.mouse_x(), App.mouse_y()
|
||||
if Drawing.in_drawing(drawing, x,y) then
|
||||
if Drawing.in_drawing(drawing, x,y, State.left,State.right) then
|
||||
return drawing
|
||||
end
|
||||
end
|
||||
|
@ -692,10 +695,10 @@ function Drawing.insert_point(points, x,y)
|
|||
return #points
|
||||
end
|
||||
|
||||
function Drawing.find_or_insert_point(points, x,y)
|
||||
function Drawing.find_or_insert_point(points, x,y, width)
|
||||
-- check if UI would snap the two points together
|
||||
for i,point in ipairs(points) do
|
||||
if Drawing.near(point, x,y) then
|
||||
if Drawing.near(point, x,y, width) then
|
||||
return i
|
||||
end
|
||||
end
|
||||
|
@ -703,14 +706,14 @@ function Drawing.find_or_insert_point(points, x,y)
|
|||
return #points
|
||||
end
|
||||
|
||||
function Drawing.near(point, x,y)
|
||||
local px,py = Drawing.pixels(x),Drawing.pixels(y)
|
||||
local cx,cy = Drawing.pixels(point.x), Drawing.pixels(point.y)
|
||||
function Drawing.near(point, x,y, width)
|
||||
local px,py = Drawing.pixels(x, width),Drawing.pixels(y, width)
|
||||
local cx,cy = Drawing.pixels(point.x, width), Drawing.pixels(point.y, width)
|
||||
return (cx-px)*(cx-px) + (cy-py)*(cy-py) < Same_point_distance*Same_point_distance
|
||||
end
|
||||
|
||||
function Drawing.pixels(n) -- parts to pixels
|
||||
return math.floor(n*Editor_state.width/256)
|
||||
function Drawing.pixels(n, width) -- parts to pixels
|
||||
return math.floor(n*width/256)
|
||||
end
|
||||
function Drawing.coord(n) -- pixels to parts
|
||||
return math.floor(n*256/Editor_state.width)
|
||||
|
|
4
edit.lua
4
edit.lua
|
@ -158,7 +158,7 @@ function edit.draw(State)
|
|||
y = y+State.drawing_padding_top
|
||||
line.y = y
|
||||
Drawing.draw(State, line)
|
||||
y = y + Drawing.pixels(line.h) + State.drawing_padding_bottom
|
||||
y = y + Drawing.pixels(line.h, State.width) + State.drawing_padding_bottom
|
||||
else
|
||||
line.starty = y
|
||||
line.startpos = 1
|
||||
|
@ -229,7 +229,7 @@ function edit.mouse_pressed(State, x,y, mouse_button)
|
|||
break
|
||||
end
|
||||
elseif line.mode == 'drawing' then
|
||||
if Drawing.in_drawing(line, x, y) then
|
||||
if Drawing.in_drawing(line, x, y, State.left,State.right) then
|
||||
State.lines.current_drawing_index = line_index
|
||||
State.lines.current_drawing = line
|
||||
Drawing.before = snapshot(State, line_index)
|
||||
|
|
4
help.lua
4
help.lua
|
@ -46,7 +46,7 @@ function draw_help_without_mouse_pressed(State, drawing)
|
|||
love.graphics.print("Press 'esc' now to hide this message", State.left+30,y)
|
||||
y = y + State.line_height
|
||||
App.color(Help_background_color)
|
||||
love.graphics.rectangle('fill', State.left,drawing.y, State.width, math.max(Drawing.pixels(drawing.h),y-drawing.y))
|
||||
love.graphics.rectangle('fill', State.left,drawing.y, State.width, math.max(Drawing.pixels(drawing.h, State.width),y-drawing.y))
|
||||
end
|
||||
|
||||
function draw_help_with_mouse_pressed(State, drawing)
|
||||
|
@ -125,7 +125,7 @@ function draw_help_with_mouse_pressed(State, drawing)
|
|||
y = y + State.line_height
|
||||
end
|
||||
App.color(Help_background_color)
|
||||
love.graphics.rectangle('fill', State.left,drawing.y, State.width, math.max(Drawing.pixels(drawing.h),y-drawing.y))
|
||||
love.graphics.rectangle('fill', State.left,drawing.y, State.width, math.max(Drawing.pixels(drawing.h, State.width),y-drawing.y))
|
||||
end
|
||||
|
||||
function current_shape(State, shape)
|
||||
|
|
6
text.lua
6
text.lua
|
@ -363,7 +363,7 @@ function Text.pageup(State)
|
|||
if State.lines[State.screen_top1.line].mode == 'text' then
|
||||
y = y - State.line_height
|
||||
elseif State.lines[State.screen_top1.line].mode == 'drawing' then
|
||||
y = y - State.drawing_padding_height - Drawing.pixels(State.lines[State.screen_top1.line].h)
|
||||
y = y - State.drawing_padding_height - Drawing.pixels(State.lines[State.screen_top1.line].h, State.width)
|
||||
end
|
||||
top2 = Text.previous_screen_line(State, top2)
|
||||
end
|
||||
|
@ -641,7 +641,7 @@ function Text.move_cursor_down_to_next_text_line_while_scrolling_again_if_necess
|
|||
break
|
||||
end
|
||||
--? print('cursor skips', State.cursor1.line)
|
||||
y = y + State.drawing_padding_height + Drawing.pixels(State.lines[State.cursor1.line].h)
|
||||
y = y + State.drawing_padding_height + Drawing.pixels(State.lines[State.cursor1.line].h, State.width)
|
||||
State.cursor1.line = State.cursor1.line + 1
|
||||
end
|
||||
-- hack: insert a text line at bottom of file if necessary
|
||||
|
@ -677,7 +677,7 @@ function Text.snap_cursor_to_bottom_of_screen(State)
|
|||
assert(State.lines[top2.line-1].mode == 'drawing')
|
||||
-- We currently can't draw partial drawings, so either skip it entirely
|
||||
-- or not at all.
|
||||
local h = State.drawing_padding_height + Drawing.pixels(State.lines[top2.line-1].h)
|
||||
local h = State.drawing_padding_height + Drawing.pixels(State.lines[top2.line-1].h, State.width)
|
||||
if y - h < State.top then
|
||||
break
|
||||
end
|
||||
|
|
Loading…
Reference in New Issue