Merge lines.love
[view.love.git] / commands.lua
blob1f8e304d7d750ff3e62e72b7a188f54e585f5c28
1 Menu_background_color = {r=0.6, g=0.8, b=0.6}
2 Menu_border_color = {r=0.6, g=0.7, b=0.6}
3 Menu_command_color = {r=0.2, g=0.2, b=0.2}
4 Menu_highlight_color = {r=0.5, g=0.7, b=0.3}
6 function source.draw_menu_bar()
7 if App.run_tests then return end -- disable in tests
8 App.color(Menu_background_color)
9 love.graphics.rectangle('fill', 0,0, App.screen.width, Menu_status_bar_height)
10 App.color(Menu_border_color)
11 love.graphics.rectangle('line', 0,0, App.screen.width, Menu_status_bar_height)
12 App.color(Menu_command_color)
13 Menu_cursor = 5
14 if Show_file_navigator then
15 source.draw_file_navigator()
16 return
17 end
18 add_hotkey_to_menu('ctrl+e: run')
19 if Focus == 'edit' then
20 add_hotkey_to_menu('ctrl+g: switch file')
21 if Show_log_browser_side then
22 add_hotkey_to_menu('ctrl+l: hide log browser')
23 else
24 add_hotkey_to_menu('ctrl+l: show log browser')
25 end
26 add_hotkey_to_menu('ctrl+k: clear logs')
27 if Editor_state.expanded then
28 add_hotkey_to_menu('alt+b: collapse debug prints')
29 else
30 add_hotkey_to_menu('alt+b: expand debug prints')
31 end
32 add_hotkey_to_menu('alt+d: create/edit debug print')
33 add_hotkey_to_menu('ctrl+f: find in file')
34 add_hotkey_to_menu('alt+left alt+right: prev/next word')
35 elseif Focus == 'log_browser' then
36 -- nothing yet
37 else
38 assert(false, 'unknown focus "'..Focus..'"')
39 end
40 add_hotkey_to_menu('ctrl+z ctrl+y: undo/redo')
41 add_hotkey_to_menu('ctrl+x ctrl+c ctrl+v: cut/copy/paste')
42 add_hotkey_to_menu('ctrl+= ctrl+- ctrl+0: zoom')
43 end
45 function add_hotkey_to_menu(s)
46 local width = App.width(s)
47 if Menu_cursor > App.screen.width - 30 then
48 return
49 end
50 App.color(Menu_command_color)
51 App.screen.print(s, Menu_cursor,5)
52 Menu_cursor = Menu_cursor + width + 30
53 end
55 function source.draw_file_navigator()
56 App.color(Menu_command_color)
57 App.screen.print(File_navigation.filter, 5, 5)
58 draw_cursor(5 + App.width(File_navigation.filter), 5)
59 if File_navigation.num_lines == nil then
60 File_navigation.num_lines = source.num_lines_for_file_navigator(File_navigation.candidates)
61 end
62 App.color(Menu_background_color)
63 love.graphics.rectangle('fill', 0,Menu_status_bar_height, App.screen.width, File_navigation.num_lines * Editor_state.line_height + --[[highlight padding]] 2)
64 local x,y = 5, Menu_status_bar_height
65 for i,filename in ipairs(File_navigation.candidates) do
66 x,y = add_file_to_menu(x,y, filename, i == File_navigation.index)
67 if Menu_cursor >= App.screen.width - 5 then
68 break
69 end
70 end
71 end
73 function draw_cursor(x, y)
74 -- blink every 0.5s
75 if math.floor(Cursor_time*2)%2 == 0 then
76 App.color(Cursor_color)
77 love.graphics.rectangle('fill', x,y, 3,Editor_state.line_height)
78 end
79 end
81 function source.file_navigator_candidates()
82 if File_navigation.filter == '' then
83 return File_navigation.all_candidates
84 end
85 local result = {}
86 for _,filename in ipairs(File_navigation.all_candidates) do
87 if starts_with(filename, File_navigation.filter) then
88 table.insert(result, filename)
89 end
90 end
91 return result
92 end
94 function source.num_lines_for_file_navigator(candidates)
95 local result = 1
96 local x = 5
97 for i,filename in ipairs(candidates) do
98 local width = App.width(filename)
99 if x + width > App.screen.width - 5 then
100 result = result+1
101 x = 5 + width
102 else
103 x = x + width + 30
106 return result
109 function add_file_to_menu(x,y, s, cursor_highlight)
110 local width = App.width(s)
111 if x + width > App.screen.width - 5 then
112 y = y + Editor_state.line_height
113 x = 5
115 local color = Menu_background_color
116 if cursor_highlight then
117 color = Menu_highlight_color
119 button(Editor_state, 'menu', {x=x-5, y=y-2, w=width+5*2, h=Editor_state.line_height+2*2, bg=color,
120 onpress1 = function()
121 navigate_to_file(s)
124 App.color(Menu_command_color)
125 App.screen.print(s, x,y)
126 x = x + width + 30
127 return x,y
130 function navigate_to_file(s)
131 move_candidate_to_front(s)
132 source.switch_to_file(s..'.lua')
133 love.window.setTitle('lines.love - source - '..Editor_state.filename)
134 reset_file_navigator()
137 function move_candidate_to_front(s)
138 local index = array.find(File_navigation.all_candidates, s)
139 assert(index, 'file missing from manifest')
140 table.remove(File_navigation.all_candidates, index)
141 table.insert(File_navigation.all_candidates, 1, s)
144 function reset_file_navigator()
145 Show_file_navigator = false
146 File_navigation.index = 1
147 File_navigation.filter = ''
148 File_navigation.candidates = File_navigation.all_candidates
151 function keychord_press_on_file_navigator(chord, key)
152 log(2, 'file navigator: '..chord)
153 log(2, {name='file_navigator_state', files=File_navigation.candidates, index=File_navigation.index})
154 if chord == 'escape' then
155 reset_file_navigator()
156 elseif chord == 'return' then
157 navigate_to_file(File_navigation.candidates[File_navigation.index])
158 elseif chord == 'backspace' then
159 local len = utf8.len(File_navigation.filter)
160 local byte_offset = Text.offset(File_navigation.filter, len)
161 File_navigation.filter = string.sub(File_navigation.filter, 1, byte_offset-1)
162 File_navigation.index = 1
163 File_navigation.candidates = source.file_navigator_candidates()
164 elseif chord == 'left' then
165 if File_navigation.index > 1 then
166 File_navigation.index = File_navigation.index-1
168 elseif chord == 'right' then
169 if File_navigation.index < #File_navigation.candidates then
170 File_navigation.index = File_navigation.index+1
172 elseif chord == 'down' then
173 file_navigator_down()
174 elseif chord == 'up' then
175 file_navigator_up()
179 function log_render.file_navigator_state(o, x,y, w)
180 -- duplicate structure of source.draw_file_navigator
181 local num_lines = source.num_lines_for_file_navigator(o.files)
182 local h = num_lines * Editor_state.line_height
183 App.color(Menu_background_color)
184 love.graphics.rectangle('fill', x,y, w,h)
185 -- compute the x,y,width of the current index (in offsets from top left)
186 local x2,y2 = 0,0
187 local width = 0
188 for i,filename in ipairs(o.files) do
189 width = App.width(filename)
190 if x2 + width > App.screen.width - 5 then
191 y2 = y2 + Editor_state.line_height
192 x2 = 0
194 if i == o.index then
195 break
197 x2 = x2 + width + 30
199 -- figure out how much of the menu to display
200 local menu_xmin = math.max(0, x2-w/2)
201 local menu_xmax = math.min(App.screen.width, x2+w/2)
202 -- now selectively print out entries
203 local x3,y3 = 0,y -- x3 is relative, y3 is absolute
204 local width = 0
205 for i,filename in ipairs(o.files) do
206 width = App.width(filename)
207 if x3 + width > App.screen.width - 5 then
208 y3 = y3 + Editor_state.line_height
209 x3 = 0
211 if i == o.index then
212 App.color(Menu_highlight_color)
213 love.graphics.rectangle('fill', x + x3-menu_xmin - 5, y3-2, width+5*2, Editor_state.line_height+2*2)
215 if x3 >= menu_xmin and x3 + width < menu_xmax then
216 App.color(Menu_command_color)
217 App.screen.print(filename, x + x3-menu_xmin, y3)
219 x3 = x3 + width + 30
222 return h+20
225 function file_navigator_up()
226 local y, x, width = file_coord(File_navigation.index)
227 local index = file_index(y-Editor_state.line_height, x, width)
228 if index then
229 File_navigation.index = index
233 function file_navigator_down()
234 local y, x, width = file_coord(File_navigation.index)
235 local index = file_index(y+Editor_state.line_height, x, width)
236 if index then
237 File_navigation.index = index
241 function file_coord(index)
242 local y,x = Menu_status_bar_height, 5
243 for i,filename in ipairs(File_navigation.candidates) do
244 local width = App.width(filename)
245 if x + width > App.screen.width - 5 then
246 y = y + Editor_state.line_height
247 x = 5
249 if i == index then
250 return y, x, width
252 x = x + width + 30
256 function file_index(fy, fx, fwidth)
257 log_start('file index')
258 log(2, ('for %d %d %d'):format(fy, fx, fwidth))
259 local y,x = Menu_status_bar_height, 5
260 local best_guess, best_guess_x, best_guess_width
261 for i,filename in ipairs(File_navigation.candidates) do
262 local width = App.width(filename)
263 if x + width > App.screen.width - 5 then
264 y = y + Editor_state.line_height
265 x = 5
267 if y == fy then
268 log(2, ('%d: correct row; considering %d %s %d %d'):format(y, i, filename, x, width))
269 if best_guess == nil then
270 log(2, 'nil')
271 best_guess = i
272 best_guess_x = x
273 best_guess_width = width
274 elseif math.abs(fx + fwidth/2 - x - width/2) < math.abs(fx + fwidth/2 - best_guess_x - best_guess_width/2) then
275 best_guess = i
276 best_guess_x = x
277 best_guess_width = width
279 log(2, ('best guess now %d %s %d %d'):format(best_guess, File_navigation.candidates[best_guess], best_guess_x, best_guess_width))
281 x = x + width + 30
283 log_end('file index')
284 return best_guess
287 function text_input_on_file_navigator(t)
288 File_navigation.filter = File_navigation.filter..t
289 File_navigation.candidates = source.file_navigator_candidates()