fortplot_figure_colorbar Module

Stateful colorbar rendering (matplotlib-style).

Implements: - Plot-area splitting for right/left/top/bottom colorbar placement - Scalar-mappable detection (pcolormesh/scatter/filled contour) - Gradient rendering + ticks/labels using existing primitives


Uses


Subroutines

public subroutine prepare_colorbar_layout(backend, location, fraction, pad, shrink, saved_area, main_area, colorbar_area, supported)

Arguments

Type IntentOptional Attributes Name
class(plot_context), intent(inout) :: backend
character(len=*), intent(in) :: location
real(kind=wp), intent(in) :: fraction
real(kind=wp), intent(in) :: pad
real(kind=wp), intent(in) :: shrink
type(plot_area_t), intent(out) :: saved_area
type(plot_area_t), intent(out) :: main_area
type(plot_area_t), intent(out) :: colorbar_area
logical, intent(out) :: supported

public subroutine resolve_colorbar_mappable(plots, plot_count, preferred_index, plot_index, vmin, vmax, colormap, ok)

Arguments

Type IntentOptional Attributes Name
type(plot_data_t), intent(in) :: plots(:)
integer, intent(in) :: plot_count
integer, intent(in) :: preferred_index
integer, intent(out) :: plot_index
real(kind=wp), intent(out) :: vmin
real(kind=wp), intent(out) :: vmax
character(len=20), intent(out) :: colormap
logical, intent(out) :: ok

public subroutine render_colorbar(backend, plot_area, vmin, vmax, colormap, location, label, custom_ticks, custom_ticklabels, label_fontsize)

Arguments

Type IntentOptional Attributes Name
class(plot_context), intent(inout) :: backend
type(plot_area_t), intent(in) :: plot_area
real(kind=wp), intent(in) :: vmin
real(kind=wp), intent(in) :: vmax
character(len=*), intent(in) :: colormap
character(len=*), intent(in) :: location
character(len=*), intent(in), optional :: label
real(kind=wp), intent(in), optional :: custom_ticks(:)
character(len=*), intent(in), optional :: custom_ticklabels(:)
real(kind=wp), intent(in), optional :: label_fontsize