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);
68 int test_drag_label(int press);
71 int button_press_event();
72 int button_release_event();
80 class TestPointGUI : public LabelGUI
83 TestPointGUI(MWindow *mwindow,
89 class InPointGUI : public LabelGUI
92 InPointGUI(MWindow *mwindow,
96 virtual ~InPointGUI();
97 static int get_y(MWindow *mwindow, TimeBar *timebar);
100 class OutPointGUI : public LabelGUI
103 OutPointGUI(MWindow *mwindow,
107 virtual ~OutPointGUI();
108 static int get_y(MWindow *mwindow, TimeBar *timebar);
111 class PresentationGUI : public LabelGUI
114 PresentationGUI(MWindow *mwindow,
121 class TimeBar : public BC_SubWindow
124 TimeBar(MWindow *mwindow,
132 virtual void create_objects();
133 int update_defaults();
134 virtual int button_press_event();
135 virtual int button_release_event();
136 int cursor_motion_event();
137 int cursor_leave_event();
138 virtual void update_clock(double position);
140 LabelEdit *label_edit;
142 // Synchronize label, in/out, presentation display with master EDL
143 virtual void update(int flush);
144 virtual void draw_time();
145 // Called by update and draw_time.
146 virtual void draw_range();
147 virtual void select_label(double position);
148 virtual void stop_playback();
149 virtual EDL* get_edl();
150 virtual int test_preview(int buttonpress);
151 virtual void update_preview();
152 virtual int64_t position_to_pixel(double position);
153 virtual double pixel_to_position(int pixel);
154 virtual void handle_mwindow_drag();
155 virtual void activate_timeline();
156 int move_preview(int &redraw);
157 // Get highlight status when the cursor is over the timeline.
158 virtual double test_highlight();
159 virtual int has_preview() { return 0; }
160 virtual int is_vwindow() { return 0; }
163 void update_labels();
164 void update_points();
165 // Make sure widgets are highlighted according to selection status
166 void update_highlights();
167 void draw_inout_highlight();
168 // Update highlight cursor during a drag
169 virtual void update_cursor();
171 // ================================= file operations
173 int save(FileXML *xml);
174 int load(FileXML *xml, int undo_type);
176 int delete_project(); // clear timebar of labels
178 int draw(); // draw everything over
179 int samplemovement();
180 int refresh_labels();
182 // ========================================= editing
184 int select_region(double position);
185 double get_edl_length();
190 int flip_vertical(int w, int h);
191 int delete_arrows(); // for flipping vertical
193 // Operation started by a buttonpress
194 int current_operation;
195 LabelGUI *drag_label;
198 int get_preview_pixels(int &x1, int &x2);
200 ArrayList<LabelGUI*> labels;
201 InPointGUI *in_point;
202 OutPointGUI *out_point;
203 ArrayList<PresentationGUI*> presentations;
207 // Records for dragging operations
208 double start_position;
209 double starting_start_position;
210 double starting_end_position;
211 double time_per_pixel;