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
51 #define TIMEBAR_DRAG_LABEL 5
53 class LabelGUI : public BC_Toggle
56 LabelGUI(MWindow *mwindow,
64 static int translate_pixel(MWindow *mwindow, int pixel);
65 virtual int handle_event();
66 static int get_y(MWindow *mwindow, TimeBar *timebar);
67 void reposition(int flush = 1);
69 int test_drag_label(int press);
72 int button_press_event();
73 int button_release_event();
81 class TestPointGUI : public LabelGUI
84 TestPointGUI(MWindow *mwindow,
90 class InPointGUI : public LabelGUI
93 InPointGUI(MWindow *mwindow,
97 virtual ~InPointGUI();
98 static int get_y(MWindow *mwindow, TimeBar *timebar);
101 class OutPointGUI : public LabelGUI
104 OutPointGUI(MWindow *mwindow,
108 virtual ~OutPointGUI();
109 static int get_y(MWindow *mwindow, TimeBar *timebar);
112 class PresentationGUI : public LabelGUI
115 PresentationGUI(MWindow *mwindow,
122 class TimeBar : public BC_SubWindow
125 TimeBar(MWindow *mwindow,
133 virtual void create_objects();
134 int update_defaults();
135 virtual int button_press_event();
136 virtual int button_release_event();
137 int cursor_motion_event();
138 int cursor_leave_event();
139 virtual void update_clock(double position);
141 LabelEdit *label_edit;
143 // Synchronize label, in/out, presentation display with master EDL
144 virtual void update(int flush);
145 virtual void draw_time();
146 // Called by update and draw_time.
147 virtual void draw_range();
148 virtual void select_label(double position);
149 virtual void stop_playback();
150 virtual EDL* get_edl();
151 virtual int test_preview(int buttonpress);
152 virtual void update_preview();
153 virtual int64_t position_to_pixel(double position);
154 virtual double pixel_to_position(int pixel);
155 virtual void handle_mwindow_drag();
156 virtual void activate_timeline();
157 int move_preview(int &redraw);
158 // Get highlight status when the cursor is over the timeline.
159 virtual double test_highlight();
160 virtual int has_preview() { return 0; }
161 virtual int is_vwindow() { return 0; }
164 void update_labels();
165 void update_points();
166 // Make sure widgets are highlighted according to selection status
167 void update_highlights();
168 void draw_inout_highlight();
169 // Update highlight cursor during a drag
170 virtual void update_cursor();
172 // ================================= file operations
174 int save(FileXML *xml);
175 int load(FileXML *xml, int undo_type);
177 int delete_project(); // clear timebar of labels
179 int draw(); // draw everything over
180 int samplemovement();
181 int refresh_labels();
183 // ========================================= editing
185 int select_region(double position);
186 double get_edl_length();
191 int flip_vertical(int w, int h);
192 int delete_arrows(); // for flipping vertical
194 // Operation started by a buttonpress
195 int current_operation;
196 LabelGUI *drag_label;
199 int get_preview_pixels(int &x1, int &x2);
201 ArrayList<LabelGUI*> labels;
202 InPointGUI *in_point;
203 OutPointGUI *out_point;
204 ArrayList<PresentationGUI*> presentations;
208 // Records for dragging operations
209 double start_position;
210 double starting_start_position;
211 double starting_end_position;
212 double time_per_pixel;