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authorJeffrey Armstrong <jeff@approximatrix.com>2021-02-18 09:07:32 -0500
committerJeffrey Armstrong <jeff@approximatrix.com>2021-02-18 09:10:27 -0500
commit2499f1720602a9010f4618f0b686f077febbdf55 (patch)
treea7bfbf464fcd62fbd5fd4cc9a9b94d0390980afb
parent81bc5140a2961e97ecacd2296da9f3111f7c91de (diff)
downloadLR-87-2499f1720602a9010f4618f0b686f077febbdf55.tar.gz
LR-87-2499f1720602a9010f4618f0b686f077febbdf55.zip
Preformatted text should no longer wrap, and the stopping point for printing preformatted text is now calculated. Removed double-accounting of borders in text width calculations.
-rw-r--r--ag_render.f906
-rw-r--r--layout.f9014
-rw-r--r--render.f9031
3 files changed, 42 insertions, 9 deletions
diff --git a/ag_render.f90 b/ag_render.f90
index bddec84..68cd0d8 100644
--- a/ag_render.f90
+++ b/ag_render.f90
@@ -630,7 +630,7 @@ contains
ag_text_width = 0
end if
- ag_text_width = ag_text_width + self%left_border + self%right_border
+ !ag_text_width = ag_text_width + self%left_border + self%right_border
if(present(text_type)) then
if(text_type == proportional_type_list_item) then
@@ -769,7 +769,7 @@ contains
text_width = ag_link_width(self, trim(text))
! Need to remove indents, borders, etc.
- text_width = text_width - self%left_border - self%right_border
+ !text_width = text_width - self%left_border - self%right_border
call line(self%left_border, self%y + 7*self%font_size/8, &
self%left_border + text_width, self%y + 7*self%font_size/8)
@@ -803,7 +803,7 @@ contains
ag_preformatted_width = 0
end if
- ag_preformatted_width = ag_preformatted_width + self%left_border + self%right_border
+ !ag_preformatted_width = ag_preformatted_width + self%left_border + self%right_border
end function ag_preformatted_width
diff --git a/layout.f90 b/layout.f90
index e28981d..41b6d56 100644
--- a/layout.f90
+++ b/layout.f90
@@ -55,8 +55,16 @@ contains
call rendering_engine%prepare_for_layout()
do while(laying_out)
- if(walker%line_type == line_type_text .and. .not. associated(walker%breaks)) then
- walker%breaks => calculate_wrapping(rendering_engine, walker%text)
+ if(.not. associated(walker%breaks)) then
+ select case (walker%line_type)
+
+ case (line_type_text)
+ walker%breaks => calculate_wrapping(rendering_engine, walker%text)
+
+ case (line_type_preformatted)
+ walker%breaks => calculate_stop(rendering_engine, walker%text)
+
+ end select
end if
select case (walker%line_type)
@@ -65,7 +73,7 @@ contains
call render_proportional(rendering_engine, walker%text, walker%breaks)
case (line_type_preformatted)
- call render_preformatted(rendering_engine, walker%text)
+ call render_preformatted(rendering_engine, walker%text, walker%breaks(1))
case (line_type_link)
call render_link(rendering_engine, walker%text)
diff --git a/render.f90 b/render.f90
index 9027f83..5d946c7 100644
--- a/render.f90
+++ b/render.f90
@@ -377,7 +377,23 @@ 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
@@ -515,16 +531,25 @@ 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