1 /*
2 Copyright (C) 2014 2015 Johan Mattsson
3
4 This library is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as
6 published by the Free Software Foundation; either version 3 of the
7 License, or (at your option) any later version.
8
9 This library is distributed in the hope that it will be useful, but
10 WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13 */
14
15 using Cairo;
16
17 namespace BirdFont {
18
19 /** Interface for events from native window to the current tab. */
20 public class TabContent : GLib.Object {
21
22 static Text text_input_label;
23 static LineTextArea text_input;
24 static Button text_input_button;
25 static bool text_input_visible = false;
26
27 public static void zoom_in () {
28 if (MenuTab.suppress_event) {
29 }
30
31 GlyphCanvas.current_display.zoom_in ();
32 }
33
34 public static void zoom_out () {
35 if (MenuTab.suppress_event) {
36 return;
37 }
38
39 GlyphCanvas.current_display.zoom_out ();
40 }
41
42 public static void move_view (double x, double y) {
43 if (MenuTab.suppress_event) {
44 return;
45 }
46
47 GlyphCanvas.current_display.move_view (x, y);
48 }
49
50 public static bool has_scrollbar () {
51 if (MenuTab.suppress_event) {
52 return false;
53 }
54
55 return GlyphCanvas.current_display.has_scrollbar ();
56 }
57
58 public static void scroll_to (double percent) {
59 if (MenuTab.suppress_event) {
60 return;
61 }
62
63 GlyphCanvas.current_display.scroll_to (percent);
64 }
65
66 public static void draw (WidgetAllocation allocation, Context cr) {
67 Menu menu;
68 Dialog dialog;
69
70 if (unlikely (MenuTab.suppress_event)) {
71 cr.save ();
72 Theme.color (cr, "Background 1");
73 cr.rectangle (0, 0, allocation.width, allocation.height);
74 cr.fill ();
75 cr.restore ();
76 } else {
77 menu = MainWindow.get_menu ();
78 dialog = MainWindow.get_dialog ();
79
80 GlyphCanvas.set_allocation (allocation);
81 MainWindow.get_current_glyph ().resized (allocation);
82 GlyphCanvas.current_display.draw (allocation, cr);
83
84 if (dialog.visible) {
85 dialog.allocation = allocation;
86 dialog.draw (cr);
87 }
88
89 if (menu.show_menu) {
90 menu.draw (allocation, cr);
91 }
92
93 if (FontDisplay.dirty_scrollbar) {
94 GlyphCanvas.current_display.update_scrollbar ();
95 FontDisplay.dirty_scrollbar = false;
96 }
97
98 if (text_input_visible) {
99 draw_text_input (allocation, cr);
100 }
101 }
102 }
103
104 public static void key_press (uint keyval) {
105 if (MenuTab.suppress_event) {
106 return;
107 }
108
109 KeyBindings.add_modifier_from_keyval (keyval);
110
111 if (!text_input_visible) {
112 MainWindow.get_menu ().process_key_binding_events (keyval);
113 GlyphCanvas.current_display.key_press (keyval);
114 } else {
115 text_input.key_press (keyval);
116 }
117 }
118
119 public static void key_release (uint keyval) {
120 if (MenuTab.suppress_event) {
121 return;
122 }
123
124 KeyBindings.remove_modifier_from_keyval (keyval);
125
126 if (!text_input_visible) {
127 GlyphCanvas.current_display.key_release (keyval);
128 }
129 }
130
131 public static void motion_notify (double x, double y) {
132 if (MenuTab.suppress_event) {
133 return;
134 }
135
136 if (!text_input_visible) {
137 GlyphCanvas.current_display.motion_notify (x, y);
138 } else {
139 text_input.motion (x, y);
140 GlyphCanvas.redraw ();
141 }
142 }
143
144 public static void button_release (int button, double x, double y) {
145 if (MenuTab.suppress_event) {
146 return;
147 }
148
149 if (MainWindow.get_menu ().show_menu) {
150 MainWindow.get_menu ().button_release (button, x, y);
151 } else {
152 GlyphCanvas.current_display.button_release (button, x, y);
153
154 if (text_input_visible) {
155 text_input.button_release (button, x, y);
156 }
157 }
158 }
159
160 public static void button_press (uint button, double x, double y) {
161 if (MenuTab.suppress_event) {
162 return;
163 }
164
165 if (MainWindow.get_dialog ().visible) {
166 MainWindow.get_dialog ().button_press (button, x, y);
167 } else if (!MainWindow.get_menu ().show_menu) {
168 GlyphCanvas.current_display.button_press (button, x, y);
169
170 if (text_input_visible) {
171 text_input.button_press (button, x, y);
172 text_input_button.button_press (button, x, y);
173 }
174 }
175 }
176
177 public static void double_click (uint button, double ex, double ey) {
178 if (MenuTab.suppress_event) {
179 return;
180 }
181
182 if (!MainWindow.get_menu ().show_menu) {
183 GlyphCanvas.current_display.double_click (button, ex, ey);
184 }
185 }
186
187 public static void scroll_wheel_up (double x, double y) {
188 if (MenuTab.suppress_event) {
189 return;
190 }
191
192 if (!MainWindow.get_menu ().show_menu) {
193 GlyphCanvas.current_display.scroll_wheel_up (x, y);
194 }
195 }
196
197 public static void scroll_wheel_down (double x, double y) {
198 if (MenuTab.suppress_event) {
199 return;
200 }
201
202 if (!MainWindow.get_menu ().show_menu) {
203 GlyphCanvas.current_display.scroll_wheel_down (x, y);
204 }
205 }
206
207 public static void tap_down (int finger, int x, int y) {
208 if (MenuTab.suppress_event) {
209 return;
210 }
211
212 if (!MainWindow.get_menu ().show_menu) {
213 GlyphCanvas.current_display.tap_down (finger, x, y);
214 }
215 }
216
217 public static void tap_up (int finger, int x, int y) {
218 if (MenuTab.suppress_event) {
219 return;
220 }
221
222 if (!MainWindow.get_menu ().show_menu) {
223 GlyphCanvas.current_display.tap_up (finger, x, y);
224 }
225 }
226
227 public static void tap_move (int finger, int x, int y) {
228 if (MenuTab.suppress_event) {
229 return;
230 }
231
232 if (!MainWindow.get_menu ().show_menu) {
233 GlyphCanvas.current_display.tap_move (finger, x, y);
234 }
235 }
236
237 public static void undo () {
238 if (MenuTab.suppress_event) {
239 return;
240 }
241
242 GlyphCanvas.current_display.undo ();
243 }
244
245 public static void redo () {
246 if (MenuTab.suppress_event) {
247 return;
248 }
249
250 GlyphCanvas.current_display.redo ();
251 }
252
253 public static string path_to_uri (string path) {
254 string uri = path;
255 string wp;
256
257 // wine uri hack
258 if (BirdFont.win32) {
259 wp = wine_to_unix_path (uri);
260
261 if (SearchPaths.find_file (wp, "").query_exists ()) {
262 uri = wp;
263 }
264
265 if (uri.index_of ("\\") > -1) {
266 uri = uri.replace ("\\", "/");
267 }
268 }
269
270 if (uri.index_of ("/") == 0) {
271 uri = @"file://$uri";
272 } else {
273 uri = @"file:///$uri";
274 }
275
276 return uri;
277 }
278
279 public static void draw_text_input (WidgetAllocation allocation, Context cr) {
280 cr.save ();
281 Theme.color (cr, "Background 4");
282 cr.rectangle (0, 0, allocation.width, 51);
283 cr.fill ();
284 cr.restore ();
285
286 Theme.text_color (text_input_label, "Background 1");
287
288 text_input_label.widget_x = 10;
289 text_input_label.widget_y = 17;
290
291 text_input.allocation = allocation;
292 text_input.layout ();
293 text_input.widget_x = text_input_label.get_extent () + 20;
294 text_input.widget_y = 10;
295 text_input.width = allocation.width
296 - text_input_button.get_width ()
297 - text_input_label.get_extent ()
298 - 40;
299
300 text_input_button.allocation = allocation;
301 text_input_button.widget_x = text_input.widget_x + text_input.width + 10;
302 text_input_button.widget_y = 10;
303
304 text_input_label.draw (cr);
305 text_input.draw (cr);
306 text_input_button.draw (cr);
307 }
308
309 public static void show_text_input (TextListener tl) {
310 text_input_label = new Text (tl.label);
311 text_input = new LineTextArea (20 * MainWindow.units);
312 text_input_button = new Button (tl.button_label);
313
314 text_input.carret_is_visible = true;
315
316 text_input.set_text (tl.default_text);
317 text_input.text_changed.connect ((text) => {
318 tl.signal_text_input (text);
319 });
320
321 text_input.enter.connect ((text) => {
322 tl.signal_submit (text);
323 text_input_visible = false;
324 GlyphCanvas.redraw ();
325 });
326
327 text_input_button.action.connect (() => {
328 tl.signal_submit (text_input.get_text ());
329 });
330
331 text_input_visible = true;
332 GlyphCanvas.redraw ();
333 }
334
335 public static void hide_text_input () {
336 text_input_visible = false;
337 }
338 }
339
340 }
341