4 * Copyright (C) 1997-2014 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #include "filexml.inc"
29 #include "labeledit.inc"
30 #include "mwindow.inc"
31 #include "recordlabel.inc"
32 #include "testobject.h"
33 #include "timebar.inc"
34 #include "timelinepane.inc"
35 #include "vwindowgui.inc"
37 class TimeBarLeftArrow;
38 class TimeBarRightArrow;
43 class PresentationGUI;
45 // Operations for cursor
46 #define TIMEBAR_NONE 0
47 #define TIMEBAR_DRAG 1
48 #define TIMEBAR_DRAG_LEFT 2
49 #define TIMEBAR_DRAG_RIGHT 3
50 #define TIMEBAR_DRAG_CENTER 4
52 class LabelGUI : public BC_Toggle
55 LabelGUI(MWindow *mwindow,
63 static int translate_pixel(MWindow *mwindow, int pixel);
64 virtual int handle_event();
65 static int get_y(MWindow *mwindow, TimeBar *timebar);
66 void reposition(int flush = 1);
69 int button_press_event();
77 class TestPointGUI : public LabelGUI
80 TestPointGUI(MWindow *mwindow,
86 class InPointGUI : public LabelGUI
89 InPointGUI(MWindow *mwindow,
93 virtual ~InPointGUI();
94 static int get_y(MWindow *mwindow, TimeBar *timebar);
97 class OutPointGUI : public LabelGUI
100 OutPointGUI(MWindow *mwindow,
104 virtual ~OutPointGUI();
105 static int get_y(MWindow *mwindow, TimeBar *timebar);
108 class PresentationGUI : public LabelGUI
111 PresentationGUI(MWindow *mwindow,
118 class TimeBar : public BC_SubWindow
121 TimeBar(MWindow *mwindow,
129 virtual void create_objects();
130 int update_defaults();
131 virtual int button_press_event();
132 virtual int button_release_event();
133 int cursor_motion_event();
134 int cursor_leave_event();
135 virtual void update_clock(double position);
137 LabelEdit *label_edit;
139 // Synchronize label, in/out, presentation display with master EDL
140 virtual void update(int flush);
141 virtual void draw_time();
142 // Called by update and draw_time.
143 virtual void draw_range();
144 virtual void select_label(double position);
145 virtual void stop_playback();
146 virtual EDL* get_edl();
147 virtual int test_preview(int buttonpress);
148 virtual void update_preview();
149 virtual int64_t position_to_pixel(double position);
150 virtual double pixel_to_position(int pixel);
151 virtual void handle_mwindow_drag();
152 virtual void activate_timeline();
153 int move_preview(int &redraw);
154 // Get highlight status when the cursor is over the timeline.
155 virtual double test_highlight();
156 virtual int has_preview() { return 0; }
159 void update_labels();
160 void update_points();
161 // Make sure widgets are highlighted according to selection status
162 void update_highlights();
163 // Update highlight cursor during a drag
164 virtual void update_cursor();
166 // ================================= file operations
168 int save(FileXML *xml);
169 int load(FileXML *xml, int undo_type);
171 int delete_project(); // clear timebar of labels
173 int draw(); // draw everything over
174 int samplemovement();
175 int refresh_labels();
177 // ========================================= editing
179 int select_region(double position);
180 double get_edl_length();
185 int flip_vertical(int w, int h);
186 int delete_arrows(); // for flipping vertical
188 // Operation started by a buttonpress
189 int current_operation;
192 int get_preview_pixels(int &x1, int &x2);
194 ArrayList<LabelGUI*> labels;
195 InPointGUI *in_point;
196 OutPointGUI *out_point;
197 ArrayList<PresentationGUI*> presentations;
201 // Records for dragging operations
202 double start_position;
203 double starting_start_position;
204 double starting_end_position;
205 double time_per_pixel;