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port to GTK+ 3

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This commit is contained in:
Tomasz Moń
2011-09-28 15:32:30 +02:00
parent 2eb4e97810
commit ee2fcd181e
6 changed files with 5565 additions and 249 deletions
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31
gtkknob.h
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@@ -3,7 +3,7 @@
* Most of this code comes from gAlan 0.2.0, copyright (C) 1999
* Tony Garnock-Jones, with modifications by Sean Bolton,
* copyright (C) 2004, and minor modifications by William Weston,
* copyright (C) 2007, Tomasz Moń, copyright (C) 2009
* copyright (C) 2007, Tomasz Moń, copyright (C) 2009-2011
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -36,9 +36,16 @@ typedef struct _GtkKnob GtkKnob;
typedef struct _GtkKnobClass GtkKnobClass;
typedef struct _GtkKnobAnim GtkKnobAnim;
typedef enum
{
GTK_KNOB_UPDATE_CONTINUOUS,
GTK_KNOB_UPDATE_DISCONTINUOUS,
GTK_KNOB_UPDATE_DELAYED
} GtkKnobUpdateType;
/* better to make this an object and let widgets ref/deref it perhaps */
struct _GtkKnobAnim {
GdkPixbuf *pixbuf;
cairo_surface_t *image;
gint width; /* derived from image width */
gint height; /* derived from image height. */
gint frame_width; /* derived from pixbuf (width / height) or provided override for rectangular frames */
@@ -47,6 +54,7 @@ typedef struct _GtkKnobAnim GtkKnobAnim;
struct _GtkKnob {
GtkWidget widget;
GdkWindow *event_window;
/* update policy (GTK_UPDATE_[CONTINUOUS/DELAYED/DISCONTINUOUS]) */
guint policy : 2;
@@ -61,14 +69,10 @@ typedef struct _GtkKnobAnim GtkKnobAnim;
GtkKnobAnim *anim;
gint width, height;
GdkBitmap *mask;
GdkGC *mask_gc;
GdkGC *red_gc;
/* Old values from adjustment stored so we know when something changes */
gfloat old_value;
gfloat old_lower;
gfloat old_upper;
gdouble old_value;
gdouble old_lower;
gdouble old_upper;
/* The adjustment object that stores the data for this knob */
GtkAdjustment *adjustment;
@@ -82,16 +86,11 @@ typedef struct _GtkKnobAnim GtkKnobAnim;
extern GtkWidget *gtk_knob_new(GtkAdjustment *adjustment, GtkKnobAnim *anim);
extern GType gtk_knob_get_type(void);
extern GtkAdjustment *gtk_knob_get_adjustment(GtkKnob *knob);
extern void gtk_knob_set_update_policy(GtkKnob *knob, GtkUpdateType policy);
extern void gtk_knob_set_update_policy(GtkKnob *knob, GtkKnobUpdateType policy);
extern void gtk_knob_set_adjustment(GtkKnob *knob, GtkAdjustment *adjustment);
GtkKnobAnim *gtk_knob_animation_new_from_inline(const guint8 *pixbuf);
GtkKnobAnim *gtk_knob_animation_new_from_file_full(gchar *filename,
gint frame_width,
gint width,
gint height);
GtkKnobAnim *gtk_knob_animation_new_from_inline();
GtkKnobAnim *gtk_knob_animation_new_from_file(gchar *filename);
void gtk_knob_set_animation (GtkKnob *knob, GtkKnobAnim *anim);
void gtk_knob_animation_free(GtkKnobAnim *anim);