graph: Port to oocairo
Signed-off-by: Uli Schlachter <psychon@znc.in>
This commit is contained in:
parent
d74198b7db
commit
6375ce4175
|
@ -9,9 +9,10 @@ local ipairs = ipairs
|
|||
local math = math
|
||||
local table = table
|
||||
local type = type
|
||||
local capi = { image = image,
|
||||
local capi = { oocairo = oocairo,
|
||||
widget = widget }
|
||||
local layout = require("awful.widget.layout")
|
||||
local color = require("gears.color")
|
||||
|
||||
--- A graph widget.
|
||||
module("awful.widget.graph")
|
||||
|
@ -84,7 +85,8 @@ local properties = { "width", "height", "border_color", "stack",
|
|||
|
||||
local function update(graph)
|
||||
-- Create new empty image
|
||||
local img = capi.image.argb32(data[graph].width, data[graph].height, nil)
|
||||
local img = capi.oocairo.image_surface_create("argb32", data[graph].width, data[graph].height)
|
||||
local cr = capi.oocairo.context_create(img)
|
||||
local max_value = data[graph].max_value
|
||||
local values = data[graph].values
|
||||
|
||||
|
@ -93,6 +95,8 @@ local function update(graph)
|
|||
border_width = 1
|
||||
end
|
||||
|
||||
cr:set_line_width(1)
|
||||
|
||||
-- Draw a stacked graph
|
||||
if data[graph].stack then
|
||||
|
||||
|
@ -107,33 +111,34 @@ local function update(graph)
|
|||
end
|
||||
|
||||
-- Draw the background first
|
||||
img:draw_rectangle(border_width, border_width,
|
||||
data[graph].width - (2 * border_width),
|
||||
data[graph].height,
|
||||
true, data[graph].background_color or "#000000aa")
|
||||
cr:rectangle(border_width, border_width,
|
||||
data[graph].width - (2 * border_width),
|
||||
data[graph].height)
|
||||
cr:set_source(color(data[graph].background_color or "#000000aa"))
|
||||
cr:fill()
|
||||
|
||||
for i = 0, data[graph].width - (2 * border_width) do
|
||||
local rel_i = 0
|
||||
local rel_x = data[graph].width - border_width - i - 1
|
||||
local rel_x = data[graph].width - border_width - i - 0.5
|
||||
|
||||
if data[graph].stack_colors then
|
||||
for idx, color in ipairs(data[graph].stack_colors) do
|
||||
for idx, col in ipairs(data[graph].stack_colors) do
|
||||
local stack_values = values[idx]
|
||||
if stack_values and i < #stack_values then
|
||||
local value = stack_values[#stack_values - i] + rel_i
|
||||
|
||||
img:draw_line(rel_x, border_width - 1 +
|
||||
math.ceil((data[graph].height - 2 * border_width) * (1 - (rel_i / max_value))),
|
||||
rel_x, border_width - 1 +
|
||||
math.ceil((data[graph].height - 2 * border_width) * (1 - (value / max_value))),
|
||||
color or "#ff0000")
|
||||
cr:move_to(rel_x, border_width - 0.5 +
|
||||
(data[graph].height - 2 * border_width) * (1 - (rel_i / max_value)))
|
||||
cr:line_to(rel_x, border_width - 0.5 +
|
||||
(data[graph].height - 2 * border_width) * (1 - (value / max_value)))
|
||||
cr:set_source(color(col or "#ff0000"))
|
||||
cr:stroke()
|
||||
rel_i = value
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
else
|
||||
|
||||
if data[graph].scale then
|
||||
for _, v in ipairs(values) do
|
||||
if v > max_value then
|
||||
|
@ -150,10 +155,11 @@ local function update(graph)
|
|||
data[graph].gradient_colors,
|
||||
data[graph].gradient_angle or 270)
|
||||
else
|
||||
img:draw_rectangle(border_width, border_width,
|
||||
data[graph].width - (2 * border_width),
|
||||
data[graph].height - (2 * border_width),
|
||||
true, data[graph].color or "#ff0000")
|
||||
cr:rectangle(border_width, border_width,
|
||||
data[graph].width - (2 * border_width),
|
||||
data[graph].height - (2 * border_width))
|
||||
cr:set_source(color(data[graph].color or "#ff0000"))
|
||||
cr:fill()
|
||||
end
|
||||
|
||||
-- Draw the background on no value
|
||||
|
@ -163,31 +169,34 @@ local function update(graph)
|
|||
local value = values[#values - i]
|
||||
if value >= 0 then
|
||||
value = value / max_value
|
||||
img:draw_line(data[graph].width - border_width - i - 1,
|
||||
border_width - 1 +
|
||||
math.ceil((data[graph].height - 2 * border_width) * (1 - value)),
|
||||
data[graph].width - border_width - i - 1,
|
||||
border_width - 1,
|
||||
data[graph].background_color or "#000000aa")
|
||||
cr:move_to(data[graph].width - border_width - i - 0.5,
|
||||
border_width - 0.5 +
|
||||
(data[graph].height - 2 * border_width) * (1 - value))
|
||||
cr:line_to(data[graph].width - border_width - i - 0.5,
|
||||
border_width - 1)
|
||||
end
|
||||
end
|
||||
cr:set_source(color(data[graph].background_color or "#000000aa"))
|
||||
cr:stroke()
|
||||
end
|
||||
|
||||
-- If we didn't draw values in full length, draw a square
|
||||
-- over the last, left, part to reset everything to 0
|
||||
if #values < data[graph].width - (2 * border_width) then
|
||||
img:draw_rectangle(border_width, border_width,
|
||||
data[graph].width - (2 * border_width) - #values,
|
||||
data[graph].height - (2 * border_width),
|
||||
true, data[graph].background_color or "#000000aa")
|
||||
cr:rectangle(border_width, border_width,
|
||||
data[graph].width - (2 * border_width) - #values,
|
||||
data[graph].height - (2 * border_width))
|
||||
cr:set_source(color(data[graph].background_color or "#000000aa"))
|
||||
cr:fill()
|
||||
end
|
||||
end
|
||||
|
||||
-- Draw the border last so that it overlaps already drawn values
|
||||
if data[graph].border_color then
|
||||
-- Draw the border
|
||||
img:draw_rectangle(0, 0, data[graph].width, data[graph].height,
|
||||
false, data[graph].border_color or "white")
|
||||
cr:rectangle(0.5, 0.5, data[graph].width - 0.5, data[graph].height - 0.5)
|
||||
cr:set_source(color(data[graph].background_color or "#ffffff"))
|
||||
cr:stroke()
|
||||
end
|
||||
|
||||
-- Update the image
|
||||
|
|
Loading…
Reference in New Issue