1 /* GSequencer - Advanced GTK Sequencer
2  * Copyright (C) 2005-2019 Joël Krähemann
3  *
4  * This file is part of GSequencer.
5  *
6  * GSequencer 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 3 of the License, or
9  * (at your option) any later version.
10  *
11  * GSequencer 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.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with GSequencer.  If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef __AGS_AUTOMATION_EDIT_H__
21 #define __AGS_AUTOMATION_EDIT_H__
22 
23 #include <glib.h>
24 #include <glib-object.h>
25 
26 #include <gtk/gtk.h>
27 
28 #include <ags/libags.h>
29 #include <ags/libags-audio.h>
30 #include <ags/libags-gui.h>
31 
32 G_BEGIN_DECLS
33 
34 #define AGS_TYPE_AUTOMATION_EDIT                (ags_automation_edit_get_type())
35 #define AGS_AUTOMATION_EDIT(obj)                (G_TYPE_CHECK_INSTANCE_CAST((obj), AGS_TYPE_AUTOMATION_EDIT, AgsAutomationEdit))
36 #define AGS_AUTOMATION_EDIT_CLASS(class)        (G_TYPE_CHECK_CLASS_CAST((class), AGS_TYPE_AUTOMATION_EDIT, AgsAutomationEditClass))
37 #define AGS_IS_AUTOMATION_EDIT(obj)             (G_TYPE_CHECK_INSTANCE_TYPE ((obj), AGS_TYPE_AUTOMATION_EDIT))
38 #define AGS_IS_AUTOMATION_EDIT_CLASS(class)     (G_TYPE_CHECK_CLASS_TYPE ((class), AGS_TYPE_AUTOMATION_EDIT))
39 #define AGS_AUTOMATION_EDIT_GET_CLASS(obj)      (G_TYPE_INSTANCE_GET_CLASS (obj, AGS_TYPE_AUTOMATION_EDIT, AgsAutomationEditClass))
40 
41 #define AGS_AUTOMATION_EDIT_DEFAULT_HEIGHT (128)
42 #define AGS_AUTOMATION_EDIT_DEFAULT_WIDTH (512)
43 
44 #define AGS_AUTOMATION_EDIT_DEFAULT_POINT_RADIUS (1.75)
45 
46 #define AGS_AUTOMATION_EDIT_DEFAULT_SCAN_HEIGHT (8)
47 #define AGS_AUTOMATION_EDIT_DEFAULT_SCAN_WIDTH (64)
48 
49 #define AGS_AUTOMATION_EDIT_DEFAULT_CONTROL_WIDTH (64)
50 #define AGS_AUTOMATION_EDIT_DEFAULT_CONTROL_HEIGHT (8)
51 
52 #define AGS_AUTOMATION_EDIT_DEFAULT_STEP_COUNT (16)
53 
54 #define AGS_AUTOMATION_EDIT_DEFAULT_CURSOR_POSITION_X (0)
55 #define AGS_AUTOMATION_EDIT_DEFAULT_CURSOR_POSITION_Y (0.0)
56 
57 #define AGS_AUTOMATION_EDIT_DEFAULT_SELECTED_ACCELERATION_BORDER (2)
58 
59 #define AGS_AUTOMATION_EDIT_DEFAULT_FADER_WIDTH (3)
60 
61 #define AGS_AUTOMATION_EDIT_CURSOR_WIDTH (5)
62 #define AGS_AUTOMATION_EDIT_CURSOR_HEIGHT (5)
63 
64 #define AGS_AUTOMATION_EDIT_MIN_ZOOM (1.0 / 16.0)
65 #define AGS_AUTOMATION_EDIT_MAX_ZOOM (4.0)
66 
67 #define AGS_AUTOMATION_EDIT_DEFAULT_LOWER (0.0)
68 #define AGS_AUTOMATION_EDIT_DEFAULT_UPPER (1.0)
69 #define AGS_AUTOMATION_EDIT_DEFAULT_VALUE (0.0)
70 
71 #define AGS_AUTOMATION_EDIT_DEFAULT_PADDING (8)
72 
73 typedef struct _AgsAutomationEdit AgsAutomationEdit;
74 typedef struct _AgsAutomationEditClass AgsAutomationEditClass;
75 
76 typedef enum{
77   AGS_AUTOMATION_EDIT_CONNECTED                   = 1,
78   AGS_AUTOMATION_EDIT_AUTO_SCROLL                 = 1 <<  1,
79   AGS_AUTOMATION_EDIT_SHOW_RULER                  = 1 <<  2,
80   AGS_AUTOMATION_EDIT_SHOW_VSCROLLBAR             = 1 <<  3,
81   AGS_AUTOMATION_EDIT_SHOW_HSCROLLBAR             = 1 <<  4,
82   AGS_AUTOMATION_EDIT_LOGARITHMIC                 = 1 <<  5,
83 }AgsAutomationEditFlags;
84 
85 typedef enum{
86   AGS_AUTOMATION_EDIT_NO_EDIT_MODE,
87   AGS_AUTOMATION_EDIT_POSITION_CURSOR,
88   AGS_AUTOMATION_EDIT_ADD_ACCELERATION,
89   AGS_AUTOMATION_EDIT_DELETE_ACCELERATION,
90   AGS_AUTOMATION_EDIT_SELECT_ACCELERATION,
91 }AgsAutomationEditMode;
92 
93 typedef enum{
94   AGS_AUTOMATION_EDIT_BUTTON_1            = 1,
95 }AgsAutomationEditButtonMask;
96 
97 typedef enum{
98   AGS_AUTOMATION_EDIT_KEY_L_CONTROL       = 1,
99   AGS_AUTOMATION_EDIT_KEY_R_CONTROL       = 1 <<  1,
100   AGS_AUTOMATION_EDIT_KEY_L_SHIFT         = 1 <<  2,
101   AGS_AUTOMATION_EDIT_KEY_R_SHIFT         = 1 <<  3,
102 }AgsAutomationEditKeyMask;
103 
104 struct _AgsAutomationEdit
105 {
106   GtkTable table;
107 
108   guint flags;
109   guint mode;
110 
111   guint button_mask;
112   guint key_mask;
113 
114   guint note_offset;
115   guint note_offset_absolute;
116 
117   guint point_radius;
118 
119   guint scan_width;
120   guint scan_height;
121 
122   guint control_width;
123   guint control_height;
124 
125   guint step_count;
126 
127   guint cursor_position_x;
128   gdouble cursor_position_y;
129 
130   guint selected_acceleration_border;
131 
132   guint selection_x0;
133   guint selection_x1;
134   guint selection_y0;
135   guint selection_y1;
136 
137   AgsAcceleration *current_acceleration;
138 
139   AgsRuler *ruler;
140 
141   GType channel_type;
142 
143   gchar *filename;
144   gchar *effect;
145 
146   gchar *control_specifier;
147   gchar *control_name;
148 
149   gdouble lower;
150   gdouble upper;
151   gdouble default_value;
152 
153   GtkDrawingArea *drawing_area;
154 
155   GtkVScrollbar *vscrollbar;
156   GtkHScrollbar *hscrollbar;
157 };
158 
159 struct _AgsAutomationEditClass
160 {
161   GtkTableClass table;
162 };
163 
164 GType ags_automation_edit_get_type(void);
165 
166 void ags_automation_edit_reset_vscrollbar(AgsAutomationEdit *automation_edit);
167 void ags_automation_edit_reset_hscrollbar(AgsAutomationEdit *automation_edit);
168 
169 void ags_automation_edit_draw_segment(AgsAutomationEdit *automation_edit, cairo_t *cr);
170 void ags_automation_edit_draw_position(AgsAutomationEdit *automation_edit, cairo_t *cr);
171 
172 void ags_automation_edit_draw_cursor(AgsAutomationEdit *automation_edit, cairo_t *cr);
173 void ags_automation_edit_draw_selection(AgsAutomationEdit *automation_edit, cairo_t *cr);
174 
175 void ags_automation_edit_draw_acceleration(AgsAutomationEdit *automation_edit,
176 					   AgsAcceleration *acceleration_a, AgsAcceleration *acceleration_b,
177 					   cairo_t *cr,
178 					   gdouble opacity);
179 void ags_automation_edit_draw_automation(AgsAutomationEdit *automation_edit, cairo_t *cr);
180 
181 void ags_automation_edit_draw(AgsAutomationEdit *automation_edit, cairo_t *cr);
182 
183 AgsAutomationEdit* ags_automation_edit_new();
184 
185 G_END_DECLS
186 
187 #endif /*__AGS_AUTOMATION_EDIT_H__*/
188