diff options
Diffstat (limited to 'render.f90')
| -rw-r--r-- | render.f90 | 60 |
1 files changed, 55 insertions, 5 deletions
@@ -48,6 +48,7 @@ implicit none integer::y integer::max_width + character(4)::favicon contains @@ -55,6 +56,8 @@ implicit none procedure::type_supported procedure::status_ready procedure::report_unsupported_protocol + procedure::set_favicon + procedure::clear_favicon procedure(initialize), deferred::initialize procedure(prepare_for_layout), deferred::prepare_for_layout @@ -267,6 +270,25 @@ contains end function report_unsupported_protocol + subroutine set_favicon(self, f) + implicit none + + class(renderer)::self + character(*), intent(in)::f + + self%favicon = f + + end subroutine set_favicon + + subroutine clear_favicon(self) + implicit none + + class(renderer)::self + + self%favicon = " " + + end subroutine clear_favicon + function width_of_line(r, text, startpos, endpos, proportional_type) implicit none @@ -377,7 +399,24 @@ contains end if end function get_start_position_and_type + + function calculate_stop(r, text) result(breaks) + implicit none + + class(renderer)::r + character(*), intent(in)::text + integer, dimension(:), pointer::breaks + + allocate(breaks(1)) + + breaks(1) = len_trim(text) + + do while(r%preformatted_width(text(1:breaks(1))) > r%max_width) + breaks(1) = breaks(1) - 1 + end do + end function calculate_stop + function calculate_wrapping(r, text) result(breaks) implicit none @@ -402,7 +441,8 @@ contains startpos = get_start_position_and_type(text, proportional_type) endpos = wrap_line(r, text, startpos, proportional_type) - do while(endpos > startpos) + + do while(endpos >= startpos) ! Save this break break_count = break_count + 1 @@ -465,6 +505,7 @@ contains integer::startpos, endpos integer::proportional_type integer::break_index + integer::h if(len_trim(text) == 0) then @@ -483,7 +524,7 @@ contains endpos = len_trim(text) end if - do while(endpos > startpos) + do while(endpos >= startpos) if(r%is_text_visible(text(startpos:endpos))) then call r%draw_proportional(text(startpos:endpos), & text_type=proportional_type) @@ -515,16 +556,25 @@ contains end subroutine render_proportional - subroutine render_preformatted(r, text) + subroutine render_preformatted(r, text, stoppoint) implicit none class(renderer)::r character(*)::text + integer, intent(in), optional::stoppoint + + integer::i + + if(present(stoppoint)) then + i = stoppoint + else + i = len_trim(text) + end if if(r%is_preformatted_visible(text)) then - call r%draw_preformatted(text) + call r%draw_preformatted(text(1:i)) end if - r%y = r%y + r%preformatted_height(text) + r%y = r%y + r%preformatted_height(text(1:i)) end subroutine render_preformatted |