Plots.jl/src/backends/glvisualize.jl

113 lines
3.1 KiB
Julia

# [WEBSITE]
function _initialize_backend(::GLVisualizePackage; kw...)
@eval begin
import GLVisualize
export GLVisualize
end
end
# ---------------------------------------------------------------------------
immutable GLScreenWrapper
window
render
end
function _create_plot(pkg::GLVisualizePackage; kw...)
d = Dict(kw)
# TODO: create the window/canvas/context that is the plot within the backend (call it `o`)
# TODO: initialize the plot... title, xlabel, bgcolor, etc
# TODO: this should be moved to the display method?
w,r=GLVisualize.glscreen()
@async r()
o = GLScreenWrapper(w,r)
Plot(o, pkg, 0, d, Dict[])
end
function _add_series(::GLVisualizePackage, plt::Plot; kw...)
d = Dict(kw)
# TODO: add one series to the underlying package
push!(plt.seriesargs, d)
# TODO: this should be moved to the display method?
x, y, z = map(Float32, d[:x]), map(Float32, d[:y]), map(Float32, d[:z].surf)
viz = GLVisualize.visualize(x*ones(y)', ones(x)*y', z, :surface)
GLVisualize.view(viz)
plt
end
function _add_annotations{X,Y,V}(plt::Plot{GLVisualizePackage}, anns::AVec{@compat(Tuple{X,Y,V})})
for ann in anns
# TODO: add the annotation to the plot
end
end
# ----------------------------------------------------------------
function _before_update_plot(plt::Plot{GLVisualizePackage})
end
# TODO: override this to update plot items (title, xlabel, etc) after creation
function _update_plot(plt::Plot{GLVisualizePackage}, d::Dict)
end
function _update_plot_pos_size(plt::PlottingObject{GLVisualizePackage}, d::Dict)
end
# ----------------------------------------------------------------
# accessors for x/y data
function Base.getindex(plt::Plot{GLVisualizePackage}, i::Int)
# TODO:
# series = plt.o.lines[i]
# series.x, series.y
nothing, nothing
end
function Base.setindex!(plt::Plot{GLVisualizePackage}, xy::Tuple, i::Integer)
# TODO:
# series = plt.o.lines[i]
# series.x, series.y = xy
plt
end
# ----------------------------------------------------------------
function _create_subplot(subplt::Subplot{GLVisualizePackage})
# TODO: build the underlying Subplot object. this is where you might layout the panes within a GUI window, for example
end
function _expand_limits(lims, plt::Plot{GLVisualizePackage}, isx::Bool)
# TODO: call expand limits for each plot data
end
function _remove_axis(plt::Plot{GLVisualizePackage}, isx::Bool)
# TODO: if plot is inner subplot, might need to remove ticks or axis labels
end
# ----------------------------------------------------------------
function Base.writemime(io::IO, ::MIME"image/png", plt::PlottingObject{GLVisualizePackage})
# TODO: write a png to io
end
function Base.display(::PlotsDisplay, plt::Plot{GLVisualizePackage})
# TODO: display/show the plot
# NOTE: I think maybe this should be empty? We can start with the assumption that creating
# and adding to a plot will automatically open a window and draw to it, then the display
# wouldn't actually need to do anything
end
function Base.display(::PlotsDisplay, plt::Subplot{GLVisualizePackage})
# TODO: display/show the subplot
end