add ability to hide gutter

This commit is contained in:
Michal Wysokinski 2020-10-30 18:26:46 +01:00
parent 79c4f9fcae
commit 3008835e39
3 changed files with 30 additions and 17 deletions

View File

@ -16,5 +16,6 @@ config.line_height = 1.2
config.indent_size = 2
config.tab_type = "soft"
config.line_limit = 80
config.show_gutter = true
return config

View File

@ -105,16 +105,20 @@ function DocView:get_line_height()
end
function DocView:get_gutter_width()
return self:get_font():get_width(#self.doc.lines) + style.padding.x * 2
function DocView:get_line_viewport_x_offset()
if config.show_gutter then
return self:get_font():get_width(#self.doc.lines) + style.padding.x * 2
else
return style.line_viewport_x_offset
end
end
function DocView:get_line_screen_position(idx)
local x, y = self:get_content_offset()
local lh = self:get_line_height()
local gw = self:get_gutter_width()
return x + gw, y + (idx-1) * lh + style.padding.y
local xoffset = self:get_line_viewport_x_offset()
return x + xoffset, y + (idx-1) * lh + style.padding.y
end
@ -185,9 +189,9 @@ function DocView:scroll_to_make_visible(line, col)
local max = self:get_line_height() * (line + 2) - self.size.y
self.scroll.to.y = math.min(self.scroll.to.y, min)
self.scroll.to.y = math.max(self.scroll.to.y, max)
local gw = self:get_gutter_width()
local viewport_offset = self:get_line_viewport_x_offset()
local xoffset = self:get_col_x_offset(line, col)
local max = xoffset - self.size.x + gw + self.size.x / 5
local max = xoffset - self.size.x + viewport_offset + self.size.x / 5
self.scroll.to.x = math.max(0, max)
end
@ -349,6 +353,18 @@ function DocView:draw_line_gutter(idx, x, y)
renderer.draw_text(self:get_font(), idx, x, y + yoffset, color)
end
function DocView:draw_gutter(minline, maxline)
if config.show_gutter then
local lh = self:get_line_height()
local _, y = self:get_line_screen_position(minline)
local x = self.position.x
for i = minline, maxline do
self:draw_line_gutter(i, x, y)
y = y + lh
end
end
end
function DocView:draw()
self:draw_background(style.background)
@ -356,20 +372,15 @@ function DocView:draw()
local font = self:get_font()
font:set_tab_width(font:get_width(" ") * config.indent_size)
local minline, maxline = self:get_visible_line_range()
local minline, maxline = self:get_visible_line_range()
self:draw_gutter(minline, maxline)
local lh = self:get_line_height()
local _, y = self:get_line_screen_position(minline)
local x = self.position.x
for i = minline, maxline do
self:draw_line_gutter(i, x, y)
y = y + lh
end
local x, y = self:get_line_screen_position(minline)
local gw = self:get_gutter_width()
local xoffset = self:get_line_viewport_x_offset()
local pos = self.position
core.push_clip_rect(pos.x + gw, pos.y, self.size.x, self.size.y)
core.push_clip_rect(pos.x + xoffset, pos.y, self.size.x, self.size.y)
for i = minline, maxline do
self:draw_line_body(i, x, y)
y = y + lh

View File

@ -6,6 +6,7 @@ style.divider_size = common.round(1 * SCALE)
style.scrollbar_size = common.round(4 * SCALE)
style.caret_width = common.round(2 * SCALE)
style.tab_width = common.round(170 * SCALE)
style.line_viewport_x_offset = common.round(5 * SCALE)
style.font = renderer.font.load(EXEDIR .. "/data/fonts/font.ttf", 14 * SCALE)
style.big_font = renderer.font.load(EXEDIR .. "/data/fonts/font.ttf", 34 * SCALE)