get_font Function

public function get_font(name) result(font)

The font handle for name (found with find_font, read on first use); the default font if name is ''; null if it cannot be found or read.

Arguments

Type IntentOptional Attributes Name
character(len=*), intent(in) :: name

as find_font's ('': the default font)

Return Value type(c_ptr)


Calls

proc~~get_font~~CallsGraph proc~get_font get_font interface~vkf_font_read vkf_font_read proc~get_font->interface~vkf_font_read proc~find_font find_font proc~get_font->proc~find_font proc~find_in_dirs find_in_dirs proc~find_font->proc~find_in_dirs

Called by

proc~~get_font~~CalledByGraph proc~get_font get_font proc~label_create label_create proc~label_create->proc~get_font proc~create_hud create_hud proc~create_hud->proc~label_create proc~make_axis make_axis proc~make_axis->proc~label_create proc~make_name_label make_name_label proc~make_name_label->proc~label_create proc~make_name_node make_name_node proc~make_name_node->proc~label_create proc~add_hud_text WindowProxy%add_hud_text proc~add_hud_text->proc~create_hud proc~build_decorations build_decorations proc~build_decorations->proc~make_axis proc~build_decorations->proc~make_name_label proc~create_huds create_huds proc~create_huds->proc~create_hud proc~make_star_node make_star_node proc~make_star_node->proc~make_name_node proc~move_axis move_axis proc~move_axis->proc~make_axis proc~remake_axes remake_axes proc~remake_axes->proc~make_axis proc~set_label_font ReferenceFrame%set_label_font proc~set_label_font->proc~make_name_label proc~set_label_font->proc~remake_axes proc~set_star_names SkySphere%set_star_names proc~set_star_names->proc~make_name_node proc~set_x_label ReferenceFrame%set_x_label proc~set_x_label->proc~make_axis proc~set_y_label ReferenceFrame%set_y_label proc~set_y_label->proc~make_axis proc~set_z_label ReferenceFrame%set_z_label proc~set_z_label->proc~make_axis proc~update_huds update_huds proc~update_huds->proc~create_hud proc~frame WindowProxy%frame proc~frame->proc~create_huds proc~frame->proc~update_huds proc~realize ReferenceFrame%realize proc~frame->proc~realize proc~move_x_axis ReferenceFrame%move_x_axis proc~move_x_axis->proc~move_axis proc~move_y_axis ReferenceFrame%move_y_axis proc~move_y_axis->proc~move_axis proc~move_z_axis ReferenceFrame%move_z_axis proc~move_z_axis->proc~move_axis proc~node~2 SkySphere%node proc~node~2->proc~make_star_node proc~realize->proc~build_decorations proc~realize->proc~realize proc~relayout_labels relayout_labels proc~relayout_labels->proc~remake_axes proc~set_color~2 ReferenceFrame%set_color proc~set_color~2->proc~remake_axes proc~set_star_data SkySphere%set_star_data proc~set_star_data->proc~make_star_node proc~add_child ReferenceFrame%add_child proc~add_child->proc~realize proc~axes_set_color CoordinateAxes%axes_set_color proc~axes_set_color->proc~set_color~2 proc~grid_set_color LatLonGrid%grid_set_color proc~grid_set_color->proc~set_color~2 proc~new_reference_frame new_reference_frame proc~new_reference_frame->proc~set_color~2 proc~place_axes place_axes proc~place_axes->proc~move_x_axis proc~place_axes->proc~move_y_axis proc~place_axes->proc~move_z_axis proc~place_grid_axes place_grid_axes proc~place_grid_axes->proc~move_x_axis proc~place_grid_axes->proc~move_y_axis proc~place_grid_axes->proc~move_z_axis proc~resize WindowProxy%resize proc~resize->proc~frame proc~run WindowProxy%run proc~run->proc~frame proc~segments_set_color CustomLineSegments%segments_set_color proc~segments_set_color->proc~set_color~2 proc~set_label_alignment ReferenceFrame%set_label_alignment proc~set_label_alignment->proc~relayout_labels proc~set_label_size ReferenceFrame%set_label_size proc~set_label_size->proc~relayout_labels proc~set_sky WindowProxy%set_sky proc~set_sky->proc~node~2 proc~sphere_set_color Sphere%sphere_set_color proc~sphere_set_color->proc~set_color~2 proc~time_set_color TimeHandle%time_set_color proc~time_set_color->proc~set_color~2 proc~vector_set_color VectorHandle%vector_set_color proc~vector_set_color->proc~set_color~2 interface~referenceframe ReferenceFrame interface~referenceframe->proc~new_reference_frame proc~grid_set_parameters LatLonGrid%grid_set_parameters proc~grid_set_parameters->proc~place_grid_axes proc~new_coordinate_axes new_coordinate_axes proc~new_coordinate_axes->proc~place_axes proc~new_lat_lon_grid new_lat_lon_grid proc~new_lat_lon_grid->proc~place_grid_axes proc~new_radial_plane new_radial_plane proc~new_radial_plane->proc~place_axes proc~plane_set_parameters RadialPlane%plane_set_parameters proc~plane_set_parameters->proc~place_axes proc~set_axis_length CoordinateAxes%set_axis_length proc~set_axis_length->proc~place_axes interface~coordinateaxes CoordinateAxes interface~coordinateaxes->proc~new_coordinate_axes interface~latlongrid LatLonGrid interface~latlongrid->proc~new_lat_lon_grid interface~radialplane RadialPlane interface~radialplane->proc~new_radial_plane

Source Code

    function get_font(name) result(font)
        character(len=*), intent(in) :: name        !! as find_font's ('': the default font)
        type(c_ptr) :: font
        type(font_entry), allocatable :: tmp(:)
        character(len=:), allocatable :: key, path
        integer :: k
        key = trim(name)
        if (len(key) == 0) key = default_font
        font = c_null_ptr
        if (allocated(fonts)) then
            do k = 1, size(fonts)
                if (fonts(k)%name == key) then
                    font = fonts(k)%font
                    return
                end if
            end do
        end if
        path = find_font(key)
        if (len(path) == 0) then
            write(*, '(a)') 'vkframes: font '//key//' not found (set VKFRAMES_FONT_PATH)'
        else
            font = vkf_font_read(path, len(path, kind=c_int))
        end if
        ! remember the result (also a failure, so it is not looked for again)
        if (.not. allocated(fonts)) allocate(fonts(0))
        allocate(tmp(size(fonts) + 1))
        tmp(1:size(fonts)) = fonts
        tmp(size(tmp))%name = key
        tmp(size(tmp))%font = font
        call move_alloc(tmp, fonts)
    end function get_font