function draw_help_without_mouse_pressed(drawing) love.graphics.setColor(0,0.5,0) local y = drawing.y+10 love.graphics.print("Things you can do:", 16+30,y) y = y + Line_height love.graphics.print("* Press the mouse button to start drawing a "..current_shape(), 16+30,y) y = y + Line_height love.graphics.print("* Hover on a point and press 'ctrl+v' to start moving it,", 16+30,y) y = y + Line_height love.graphics.print("then press the mouse button to finish", 16+30+bullet_indent(),y) y = y + Line_height love.graphics.print("* Hover on a point and press 'ctrl+n' to name it,", 16+30,y) y = y + Line_height love.graphics.print("then press 'enter' to finish", 16+30+bullet_indent(),y) y = y + Line_height love.graphics.print("* Hover on a point or shape and press 'ctrl+d' to delete it", 16+30,y) y = y + Line_height y = y + Line_height if Current_drawing_mode ~= 'freehand' then love.graphics.print("* Press 'ctrl+p' to switch to drawing freehand strokes", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'line' then love.graphics.print("* Press 'ctrl+l' to switch to drawing lines", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'manhattan' then love.graphics.print("* Press 'ctrl+m' to switch to drawing horizontal/vertical lines", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'circle' then love.graphics.print("* Press 'ctrl+o' to switch to drawing circles/arcs", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'polygon' then love.graphics.print("* Press 'ctrl+g' to switch to drawing polygons", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'rectangle' then love.graphics.print("* Press 'ctrl+r' to switch to drawing rectangles", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'square' then love.graphics.print("* Press 'ctrl+s' to switch to drawing squares", 16+30,y) y = y + Line_height end love.graphics.print("* Press 'ctrl+=' or 'ctrl+-' to zoom in or out", 16+30,y) y = y + Line_height love.graphics.print("* Press 'ctrl+0' to reset zoom", 16+30,y) y = y + Line_height y = y + Line_height love.graphics.print("Hit 'esc' now to hide this message", 16+30,y) y = y + Line_height love.graphics.setColor(0,0.5,0, 0.1) love.graphics.rectangle('fill', 16,drawing.y, Line_width, math.max(Drawing.pixels(drawing.h),y-drawing.y)) end function draw_help_with_mouse_pressed(drawing) love.graphics.setColor(0,0.5,0) local y = drawing.y+10 love.graphics.print("You're currently drawing a "..current_shape(drawing.pending), 16+30,y) y = y + Line_height love.graphics.print('Things you can do now:', 16+30,y) y = y + Line_height if Current_drawing_mode == 'freehand' then love.graphics.print('* Release the mouse button to finish drawing the stroke', 16+30,y) y = y + Line_height elseif Current_drawing_mode == 'line' or Current_drawing_mode == 'manhattan' then love.graphics.print('* Release the mouse button to finish drawing the line', 16+30,y) y = y + Line_height elseif Current_drawing_mode == 'circle' then if drawing.pending.mode == 'circle' then love.graphics.print('* Release the mouse button to finish drawing the circle', 16+30,y) y = y + Line_height love.graphics.print("* Press 'a' to draw just an arc of a circle", 16+30,y) else love.graphics.print('* Release the mouse button to finish drawing the arc', 16+30,y) end y = y + Line_height elseif Current_drawing_mode == 'polygon' then love.graphics.print('* Release the mouse button to finish drawing the polygon', 16+30,y) y = y + Line_height love.graphics.print("* Press 'p' to add a vertex to the polygon", 16+30,y) y = y + Line_height end love.graphics.print("* Press 'esc' then release the mouse button to cancel the current shape", 16+30,y) y = y + Line_height y = y + Line_height if Current_drawing_mode ~= 'line' then love.graphics.print("* Press 'l' to switch to drawing lines", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'manhattan' then love.graphics.print("* Press 'm' to switch to drawing horizontal/vertical lines", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'circle' then love.graphics.print("* Press 'o' to switch to drawing circles/arcs", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'polygon' then love.graphics.print("* Press 'g' to switch to drawing polygons", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'rectangle' then love.graphics.print("* Press 'r' to switch to drawing rectangles", 16+30,y) y = y + Line_height end if Current_drawing_mode ~= 'square' then love.graphics.print("* Press 's' to switch to drawing squares", 16+30,y) y = y + Line_height end love.graphics.setColor(0,0.5,0, 0.1) love.graphics.rectangle('fill', 16,drawing.y, Line_width, math.max(Drawing.pixels(drawing.h),y-drawing.y)) end function current_shape(shape) if Current_drawing_mode == 'freehand' then return 'freehand stroke' elseif Current_drawing_mode == 'line' then return 'straight line' elseif Current_drawing_mode == 'manhattan' then return 'horizontal/vertical line' elseif Current_drawing_mode == 'circle' and shape and shape.start_angle then return 'arc' else return Current_drawing_mode end end _bullet_indent = nil function bullet_indent() if _bullet_indent == nil then local text = love.graphics.newText(love.graphics.getFont(), '* ') _bullet_indent = text:getWidth() end return _bullet_indent end