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-rw-r--r--src/play-button.c1216
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diff --git a/src/play-button.c b/src/play-button.c
deleted file mode 100644
index 2ee304a..0000000
--- a/src/play-button.c
+++ /dev/null
@@ -1,1216 +0,0 @@
-/*
-Copyright 2010 Canonical Ltd.
-
-Authors:
- Conor Curran <conor.curran@canonical.com>
- Mirco Müller <mirco.mueller@canonical.com>
-
-This program is free software: you can redistribute it and/or modify it
-under the terms of the GNU General Public License version 3, as published
-by the Free Software Foundation.
-
-This program is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranties of
-MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
-PURPOSE. See the GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License along
-with this program. If not, see <http://www.gnu.org/licenses/>.
-
-Uses code from ctk
-*/
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <math.h>
-#include "play-button.h"
-
-#define RECT_WIDTH 130.0f
-#define Y 7.0f
-#define X 37.0f
-#define INNER_RADIUS 12.5
-#define MIDDLE_RADIUS 13.5f
-#define OUTER_RADIUS 14.5f
-#define CIRCLE_RADIUS 21.0f
-#define PREV_WIDTH 25.0f
-#define PREV_HEIGHT 17.0f
-#define NEXT_WIDTH 25.0f //PREV_WIDTH
-#define NEXT_HEIGHT 17.0f //PREV_HEIGHT
-#define TRI_WIDTH 11.0f
-#define TRI_HEIGHT 13.0f
-#define TRI_OFFSET 6.0f
-#define PREV_X 35.0f
-#define PREV_Y 13.0f
-#define NEXT_X 113.0f
-#define NEXT_Y 13.0f //prev_y
-#define PAUSE_WIDTH 21.0f
-#define PAUSE_HEIGHT 27.0f
-#define BAR_WIDTH 4.5f
-#define BAR_HEIGHT 24.0f
-#define BAR_OFFSET 10.0f
-#define PAUSE_X 78.0f
-#define PAUSE_Y 7.0f
-#define PLAY_WIDTH 28.0f
-#define PLAY_HEIGHT 29.0f
-#define PLAY_PADDING 5.0f
-#define INNER_START_SHADE 0.98
-#define INNER_END_SHADE 0.98
-#define MIDDLE_START_SHADE 0.7
-#define MIDDLE_END_SHADE 1.4
-#define OUTER_START_SHADE 0.96
-#define OUTER_END_SHADE 0.96
-#define BUTTON_START_SHADE 1.1
-#define BUTTON_END_SHADE 0.9
-#define BUTTON_SHADOW_SHADE 0.8
-#define INNER_COMPRESSED_START_SHADE 0.95
-#define INNER_COMPRESSED_END_SHADE 1.05
-
-
-typedef struct _PlayButtonPrivate PlayButtonPrivate;
-
-struct _PlayButtonPrivate
-{
- GdkColor background_colour_fg;
- GdkColor background_colour_bg_dark;
- GdkColor background_colour_bg_light;
- GdkColor foreground_colour_fg;
- GdkColor foreground_colour_bg;
- PlayButtonEvent current_command;
- PlayButtonState current_state;
- GHashTable* command_coordinates;
-};
-
-typedef struct
-{
- double r;
- double g;
- double b;
-} CairoColorRGB;
-
-
-#define PLAY_BUTTON_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), PLAY_BUTTON_TYPE, PlayButtonPrivate))
-
-/* Gobject boiler plate */
-static void play_button_class_init (PlayButtonClass *klass);
-static void play_button_init (PlayButton *self);
-static void play_button_dispose (GObject *object);
-static void play_button_finalize (GObject *object);
-
-static gboolean play_button_expose (GtkWidget *button, GdkEventExpose *event);
-
-static void draw (GtkWidget* button, cairo_t *cr);
-
-G_DEFINE_TYPE (PlayButton, play_button, GTK_TYPE_MENU_ITEM);
-
-
-/// GObject functions //////////////////////////////////////////////////////////
-
-static void
-play_button_class_init (PlayButtonClass *klass)
-{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GtkWidgetClass* widget_class = GTK_WIDGET_CLASS (klass);
-
- g_type_class_add_private (klass, sizeof (PlayButtonPrivate));
-
- widget_class->expose_event = play_button_expose;
-
- gobject_class->dispose = play_button_dispose;
- gobject_class->finalize = play_button_finalize;
-}
-
-static void
-play_button_init (PlayButton *self)
-{
- PlayButtonPrivate* priv = PLAY_BUTTON_GET_PRIVATE(self);
- priv->current_command = TRANSPORT_NADA;
- priv->current_state = PAUSE;
- priv->command_coordinates = g_hash_table_new_full(g_direct_hash,
- g_direct_equal,
- NULL,
- (GDestroyNotify)g_list_free);
- GList* previous_list = NULL;
- previous_list = g_list_insert(previous_list, GINT_TO_POINTER(15), 0);
- previous_list = g_list_insert(previous_list, GINT_TO_POINTER(5), 1);
- previous_list = g_list_insert(previous_list, GINT_TO_POINTER(60), 2);
- previous_list = g_list_insert(previous_list, GINT_TO_POINTER(34), 3);
-
- g_hash_table_insert(priv->command_coordinates,
- GINT_TO_POINTER(TRANSPORT_PREVIOUS),
- previous_list);
-
- GList* play_list = NULL;
- play_list = g_list_insert(play_list, GINT_TO_POINTER(58), 0);
- play_list = g_list_insert(play_list, GINT_TO_POINTER(0), 1);
- play_list = g_list_insert(play_list, GINT_TO_POINTER(50), 2);
- play_list = g_list_insert(play_list, GINT_TO_POINTER(43), 3);
-
- g_hash_table_insert(priv->command_coordinates,
- GINT_TO_POINTER(TRANSPORT_PLAY_PAUSE),
- play_list);
-
- GList* next_list = NULL;
- next_list = g_list_insert(next_list, GINT_TO_POINTER(100), 0);
- next_list = g_list_insert(next_list, GINT_TO_POINTER(5), 1);
- next_list = g_list_insert(next_list, GINT_TO_POINTER(60), 2);
- next_list = g_list_insert(next_list, GINT_TO_POINTER(34), 3);
-
- g_hash_table_insert(priv->command_coordinates,
- GINT_TO_POINTER(TRANSPORT_NEXT),
- next_list);
-
- gtk_widget_set_size_request(GTK_WIDGET(self), 200, 50);
-
-}
-
-static void
-play_button_dispose (GObject *object)
-{
- G_OBJECT_CLASS (play_button_parent_class)->dispose (object);
-}
-
-static void
-play_button_finalize (GObject *object)
-{
- G_OBJECT_CLASS (play_button_parent_class)->finalize (object);
-}
-
-static gboolean
-play_button_expose (GtkWidget *button, GdkEventExpose *event)
-{
- cairo_t *cr;
- cr = gdk_cairo_create (button->window);
-
- //GtkAllocation alloc;
- //gtk_widget_get_allocation (metadata, &alloc);
-/* */
-/* g_debug("In the playbutton's expose method, x = %i, y=%i and width: %i and height: %i'");*/
-/* cairo_rectangle (cr,*/
-/* event->area.x, event->area.y,*/
-/* event->area.width, event->area.height);*/
-
-/* cairo_clip(cr);*/
- draw (button, cr);
-
- cairo_destroy (cr);
- return FALSE;
-}
-
-
-PlayButtonEvent
-determine_button_event(GtkWidget* button, GdkEventButton* event)
-{
- g_debug("event x coordinate = %f", event->x);
- g_debug("event y coordinate = %f", event->y);
- PlayButtonEvent button_event = TRANSPORT_NADA;
- // For now very simple rectangular collision detection
- if(event->x > 67 && event->x < 112
- && event->y > 12 && event->y < 40){
- button_event = TRANSPORT_PREVIOUS;
- }
- else if(event->x > 111 && event->x < 153
- && event->y > 5 && event->y < 47){
- button_event = TRANSPORT_PLAY_PAUSE;
- }
- else if(event->x > 152 && event->x < 197
- && event->y > 12 && event->y < 40){
- button_event = TRANSPORT_NEXT;
- }
- return button_event;
-
-}
-
-void
-play_button_react_to_button_press(GtkWidget* button, PlayButtonEvent command)
-{
- g_return_if_fail(IS_PLAY_BUTTON(button));
- PlayButtonPrivate* priv = PLAY_BUTTON_GET_PRIVATE(button);
- priv->current_command = command;
-
- cairo_t *cr;
- cr = gdk_cairo_create (button->window);
-
- draw (button, cr);
- cairo_destroy (cr);
-}
-
-
-void
-play_button_react_to_button_release(GtkWidget* button, PlayButtonEvent command)
-{
- g_return_if_fail(IS_PLAY_BUTTON(button));
- PlayButtonPrivate* priv = PLAY_BUTTON_GET_PRIVATE(button);
- if(priv->current_command == TRANSPORT_NADA){
- g_debug("returning from the playbutton release because my previous command was nada");
- return;
- }
- else if(priv->current_command != TRANSPORT_NADA &&
- command != TRANSPORT_NADA){
- priv->current_command = command;
- }
-
- cairo_t *cr;
-
- cr = gdk_cairo_create (button->window);
-
- priv->current_command = TRANSPORT_NADA;
-
- draw (button, cr);
- cairo_destroy (cr);
-}
-
-void
-play_button_toggle_play_pause(GtkWidget* button, PlayButtonState update)
-{
- PlayButtonPrivate* priv = PLAY_BUTTON_GET_PRIVATE(button);
- priv->current_state = update;
- g_debug("PlayButton::toggle play state : %i", priv->current_state);
- gtk_widget_queue_draw (GTK_WIDGET(button));
-}
-
-
-void
-play_button_set_style(GtkWidget* button, GtkStyle* style)
-{
- PlayButtonPrivate* priv = PLAY_BUTTON_GET_PRIVATE(button);
- priv->background_colour_fg = style->fg[GTK_STATE_NORMAL];
- priv->background_colour_bg_dark = style->bg[GTK_STATE_NORMAL];
- priv->background_colour_bg_light = style->base[GTK_STATE_NORMAL];
- priv->foreground_colour_fg = style->fg[GTK_STATE_PRELIGHT];
- priv->foreground_colour_bg = style->bg[GTK_STATE_NORMAL];
-}
-
-/// internal helper functions //////////////////////////////////////////////////
-
-static void
-draw_gradient (cairo_t* cr,
- double x,
- double y,
- double w,
- double r,
- double* rgba_start,
- double* rgba_end)
-{
- cairo_pattern_t* pattern = NULL;
-
- cairo_move_to (cr, x, y);
- cairo_line_to (cr, x + w - 2.0f * r, y);
- cairo_arc (cr,
- x + w - 2.0f * r,
- y + r,
- r,
- -90.0f * G_PI / 180.0f,
- 90.0f * G_PI / 180.0f);
- cairo_line_to (cr, x, y + 2.0f * r);
- cairo_arc (cr,
- x,
- y + r,
- r,
- 90.0f * G_PI / 180.0f,
- 270.0f * G_PI / 180.0f);
- cairo_close_path (cr);
-
- pattern = cairo_pattern_create_linear (x, y, x, y + 2.0f * r);
- cairo_pattern_add_color_stop_rgba (pattern,
- 0.0f,
- rgba_start[0],
- rgba_start[1],
- rgba_start[2],
- rgba_start[3]);
- cairo_pattern_add_color_stop_rgba (pattern,
- 1.0f,
- rgba_end[0],
- rgba_end[1],
- rgba_end[2],
- rgba_end[3]);
- cairo_set_source (cr, pattern);
- cairo_fill (cr);
- cairo_pattern_destroy (pattern);
-}
-
-static void
-draw_circle (cairo_t* cr,
- double x,
- double y,
- double r,
- double* rgba_start,
- double* rgba_end)
-{
- cairo_pattern_t* pattern = NULL;
-
- cairo_move_to (cr, x, y);
- cairo_arc (cr,
- x + r,
- y + r,
- r,
- 0.0f * G_PI / 180.0f,
- 360.0f * G_PI / 180.0f);
-
- pattern = cairo_pattern_create_linear (x, y, x, y + 2.0f * r);
- cairo_pattern_add_color_stop_rgba (pattern,
- 0.0f,
- rgba_start[0],
- rgba_start[1],
- rgba_start[2],
- rgba_start[3]);
- cairo_pattern_add_color_stop_rgba (pattern,
- 1.0f,
- rgba_end[0],
- rgba_end[1],
- rgba_end[2],
- rgba_end[3]);
- cairo_set_source (cr, pattern);
- cairo_fill (cr);
- cairo_pattern_destroy (pattern);
-}
-
-static void
-_setup (cairo_t** cr,
- cairo_surface_t** surf,
- gint width,
- gint height)
-{
- if (!cr || !surf)
- return;
-
- *surf = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, width, height);
- *cr = cairo_create (*surf);
- cairo_scale (*cr, 1.0f, 1.0f);
- cairo_set_operator (*cr, CAIRO_OPERATOR_CLEAR);
- cairo_paint (*cr);
- cairo_set_operator (*cr, CAIRO_OPERATOR_OVER);
-}
-
-static void
-_mask_prev (cairo_t* cr,
- double x,
- double y,
- double tri_width,
- double tri_height,
- double tri_offset)
-{
- if (!cr)
- return;
-
- cairo_move_to (cr, x, y + tri_height / 2.0f);
- cairo_line_to (cr, x + tri_width, y);
- cairo_line_to (cr, x + tri_width, y + tri_height);
- x += tri_offset;
- cairo_move_to (cr, x, y + tri_height / 2.0f);
- cairo_line_to (cr, x + tri_width, y);
- cairo_line_to (cr, x + tri_width, y + tri_height);
- x -= tri_offset;
- cairo_rectangle (cr, x, y, 2.5f, tri_height);
- cairo_close_path (cr);
-}
-
-static void
-_mask_next (cairo_t* cr,
- double x,
- double y,
- double tri_width,
- double tri_height,
- double tri_offset)
-{
- if (!cr)
- return;
-
- cairo_move_to (cr, x, y);
- cairo_line_to (cr, x + tri_width, y + tri_height / 2.0f);
- cairo_line_to (cr, x, y + tri_height);
- x += tri_offset;
- cairo_move_to (cr, x, y);
- cairo_line_to (cr, x + tri_width, y + tri_height / 2.0f);
- cairo_line_to (cr, x, y + tri_height);
- x -= tri_offset;
- x += 2.0f * tri_width - tri_offset - 1.0f;
- cairo_rectangle (cr, x, y, 2.5f, tri_height);
-
- cairo_close_path (cr);
-}
-
-static void
-_mask_pause (cairo_t* cr,
- double x,
- double y,
- double bar_width,
- double bar_height,
- double bar_offset)
-{
- if (!cr)
- return;
-
- cairo_set_line_width (cr, bar_width);
- cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
-
- x += bar_width;
- y += bar_width;
- cairo_move_to (cr, x, y);
- cairo_line_to (cr, x, y + bar_height);
- cairo_move_to (cr, x + bar_offset, y);
- cairo_line_to (cr, x + bar_offset, y + bar_height);
-
-}
-
-static void
-_mask_play (cairo_t* cr,
- double x,
- double y,
- double tri_width,
- double tri_height
- /*double tri_offset*/)
-{
- if (!cr)
- return;
-
- cairo_move_to (cr, x, y);
- cairo_line_to (cr, x + tri_width, y + tri_height / 2.0f);
- cairo_line_to (cr, x, y + tri_height);
- cairo_close_path (cr);
-
-}
-
-static void
-_fill (cairo_t* cr,
- double x_start,
- double y_start,
- double x_end,
- double y_end,
- double* rgba_start,
- double* rgba_end,
- gboolean stroke)
-{
- cairo_pattern_t* pattern = NULL;
-
- if (!cr || !rgba_start || !rgba_end)
- return;
-
- pattern = cairo_pattern_create_linear (x_start, y_start, x_end, y_end);
- cairo_pattern_add_color_stop_rgba (pattern,
- 0.0f,
- rgba_start[0],
- rgba_start[1],
- rgba_start[2],
- rgba_start[3]);
- cairo_pattern_add_color_stop_rgba (pattern,
- 1.0f,
- rgba_end[0],
- rgba_end[1],
- rgba_end[2],
- rgba_end[3]);
- cairo_set_source (cr, pattern);
- if (stroke)
- cairo_stroke (cr);
- else
- cairo_fill (cr);
- cairo_pattern_destroy (pattern);
-}
-
-static void
-_finalize (cairo_t* cr,
- cairo_t** cr_surf,
- cairo_surface_t** surf,
- double x,
- double y)
-{
- if (!cr || !cr_surf || !surf)
- return;
-
- cairo_set_source_surface (cr, *surf, x, y);
- cairo_paint (cr);
- cairo_surface_destroy (*surf);
- cairo_destroy (*cr_surf);
-}
-
-static void
-_color_rgb_to_hls (gdouble *r,
- gdouble *g,
- gdouble *b)
-{
- gdouble min;
- gdouble max;
- gdouble red;
- gdouble green;
- gdouble blue;
- gdouble h, l, s;
- gdouble delta;
-
- red = *r;
- green = *g;
- blue = *b;
-
- if (red > green)
- {
- if (red > blue)
- max = red;
- else
- max = blue;
-
- if (green < blue)
- min = green;
- else
- min = blue;
- }
- else
- {
- if (green > blue)
- max = green;
- else
- max = blue;
-
- if (red < blue)
- min = red;
- else
- min = blue;
- }
- l = (max+min)/2;
- if (fabs (max-min) < 0.0001)
- {
- h = 0;
- s = 0;
- }
- else
- {
- if (l <= 0.5)
- s = (max-min)/(max+min);
- else
- s = (max-min)/(2-max-min);
-
- delta = (max -min) != 0 ? (max -min) : 1;
-
- if(delta == 0)
- delta = 1;
- if (red == max)
- h = (green-blue)/delta;
- else if (green == max)
- h = 2+(blue-red)/delta;
- else if (blue == max)
- h = 4+(red-green)/delta;
-
- h *= 60;
- if (h < 0.0)
- h += 360;
- }
-
- *r = h;
- *g = l;
- *b = s;
-}
-
-static void
-_color_hls_to_rgb (gdouble *h,
- gdouble *l,
- gdouble *s)
-{
- gdouble hue;
- gdouble lightness;
- gdouble saturation;
- gdouble m1, m2;
- gdouble r, g, b;
-
- lightness = *l;
- saturation = *s;
-
- if (lightness <= 0.5)
- m2 = lightness*(1+saturation);
- else
- m2 = lightness+saturation-lightness*saturation;
-
- m1 = 2*lightness-m2;
-
- if (saturation == 0)
- {
- *h = lightness;
- *l = lightness;
- *s = lightness;
- }
- else
- {
- hue = *h+120;
- while (hue > 360)
- hue -= 360;
- while (hue < 0)
- hue += 360;
-
- if (hue < 60)
- r = m1+(m2-m1)*hue/60;
- else if (hue < 180)
- r = m2;
- else if (hue < 240)
- r = m1+(m2-m1)*(240-hue)/60;
- else
- r = m1;
-
- hue = *h;
- while (hue > 360)
- hue -= 360;
- while (hue < 0)
- hue += 360;
-
- if (hue < 60)
- g = m1+(m2-m1)*hue/60;
- else if (hue < 180)
- g = m2;
- else if (hue < 240)
- g = m1+(m2-m1)*(240-hue)/60;
- else
- g = m1;
-
- hue = *h-120;
- while (hue > 360)
- hue -= 360;
- while (hue < 0)
- hue += 360;
-
- if (hue < 60)
- b = m1+(m2-m1)*hue/60;
- else if (hue < 180)
- b = m2;
- else if (hue < 240)
- b = m1+(m2-m1)*(240-hue)/60;
- else
- b = m1;
-
- *h = r;
- *l = g;
- *s = b;
- }
-}
-
-static void
-_color_shade (const CairoColorRGB *a, float k, CairoColorRGB *b)
-{
- double red;
- double green;
- double blue;
-
- red = a->r;
- green = a->g;
- blue = a->b;
-
- if (k == 1.0)
- {
- b->r = red;
- b->g = green;
- b->b = blue;
- return;
- }
-
- _color_rgb_to_hls (&red, &green, &blue);
-
- green *= k;
- if (green > 1.0)
- green = 1.0;
- else if (green < 0.0)
- green = 0.0;
-
- blue *= k;
- if (blue > 1.0)
- blue = 1.0;
- else if (blue < 0.0)
- blue = 0.0;
-
- _color_hls_to_rgb (&red, &green, &blue);
-
- b->r = red;
- b->g = green;
- b->b = blue;
-}
-
-static inline void
-_blurinner (guchar* pixel,
- gint* zR,
- gint* zG,
- gint* zB,
- gint* zA,
- gint alpha,
- gint aprec,
- gint zprec)
-{
- gint R;
- gint G;
- gint B;
- guchar A;
-
- R = *pixel;
- G = *(pixel + 1);
- B = *(pixel + 2);
- A = *(pixel + 3);
-
- *zR += (alpha * ((R << zprec) - *zR)) >> aprec;
- *zG += (alpha * ((G << zprec) - *zG)) >> aprec;
- *zB += (alpha * ((B << zprec) - *zB)) >> aprec;
- *zA += (alpha * ((A << zprec) - *zA)) >> aprec;
-
- *pixel = *zR >> zprec;
- *(pixel + 1) = *zG >> zprec;
- *(pixel + 2) = *zB >> zprec;
- *(pixel + 3) = *zA >> zprec;
-}
-
-static inline void
-_blurrow (guchar* pixels,
- gint width,
- gint height,
- gint channels,
- gint line,
- gint alpha,
- gint aprec,
- gint zprec)
-{
- gint zR;
- gint zG;
- gint zB;
- gint zA;
- gint index;
- guchar* scanline;
-
- scanline = &(pixels[line * width * channels]);
-
- zR = *scanline << zprec;
- zG = *(scanline + 1) << zprec;
- zB = *(scanline + 2) << zprec;
- zA = *(scanline + 3) << zprec;
-
- for (index = 0; index < width; index ++)
- _blurinner (&scanline[index * channels],
- &zR,
- &zG,
- &zB,
- &zA,
- alpha,
- aprec,
- zprec);
-
- for (index = width - 2; index >= 0; index--)
- _blurinner (&scanline[index * channels],
- &zR,
- &zG,
- &zB,
- &zA,
- alpha,
- aprec,
- zprec);
-}
-
-static inline void
-_blurcol (guchar* pixels,
- gint width,
- gint height,
- gint channels,
- gint x,
- gint alpha,
- gint aprec,
- gint zprec)
-{
- gint zR;
- gint zG;
- gint zB;
- gint zA;
- gint index;
- guchar* ptr;
-
- ptr = pixels;
-
- ptr += x * channels;
-
- zR = *((guchar*) ptr ) << zprec;
- zG = *((guchar*) ptr + 1) << zprec;
- zB = *((guchar*) ptr + 2) << zprec;
- zA = *((guchar*) ptr + 3) << zprec;
-
- for (index = width; index < (height - 1) * width; index += width)
- _blurinner ((guchar*) &ptr[index * channels],
- &zR,
- &zG,
- &zB,
- &zA,
- alpha,
- aprec,
- zprec);
-
- for (index = (height - 2) * width; index >= 0; index -= width)
- _blurinner ((guchar*) &ptr[index * channels],
- &zR,
- &zG,
- &zB,
- &zA,
- alpha,
- aprec,
- zprec);
-}
-
-void
-_expblur (guchar* pixels,
- gint width,
- gint height,
- gint channels,
- gint radius,
- gint aprec,
- gint zprec)
-{
- gint alpha;
- gint row = 0;
- gint col = 0;
-
- if (radius < 1)
- return;
-
- // calculate the alpha such that 90% of
- // the kernel is within the radius.
- // (Kernel extends to infinity)
- alpha = (gint) ((1 << aprec) * (1.0f - expf (-2.3f / (radius + 1.f))));
-
- for (; row < height; row++)
- _blurrow (pixels,
- width,
- height,
- channels,
- row,
- alpha,
- aprec,
- zprec);
-
- for(; col < width; col++)
- _blurcol (pixels,
- width,
- height,
- channels,
- col,
- alpha,
- aprec,
- zprec);
-
- return;
-}
-
-void
-_surface_blur (cairo_surface_t* surface,
- guint radius)
-{
- guchar* pixels;
- guint width;
- guint height;
- cairo_format_t format;
-
- // before we mess with the surface execute any pending drawing
- cairo_surface_flush (surface);
-
- pixels = cairo_image_surface_get_data (surface);
- width = cairo_image_surface_get_width (surface);
- height = cairo_image_surface_get_height (surface);
- format = cairo_image_surface_get_format (surface);
-
- switch (format)
- {
- case CAIRO_FORMAT_ARGB32:
- _expblur (pixels, width, height, 4, radius, 16, 7);
- break;
-
- case CAIRO_FORMAT_RGB24:
- _expblur (pixels, width, height, 3, radius, 16, 7);
- break;
-
- case CAIRO_FORMAT_A8:
- _expblur (pixels, width, height, 1, radius, 16, 7);
- break;
-
- default :
- // do nothing
- break;
- }
-
- // inform cairo we altered the surfaces contents
- cairo_surface_mark_dirty (surface);
-}
-
-static void
-draw (GtkWidget* button, cairo_t *cr)
-{
- g_return_if_fail(IS_PLAY_BUTTON(button));
- PlayButtonPrivate* priv = PLAY_BUTTON_GET_PRIVATE(button);
-
- cairo_surface_t* surf = NULL;
- cairo_t* cr_surf = NULL;
-
- cairo_translate (cr, button->allocation.x, button->allocation.y);
-
- g_debug("button x allocation = %i", button->allocation.x);
- g_debug("button y allocation = %i", button->allocation.y);
-
- GtkStyle *style;
-
- CairoColorRGB bg_normal, fg_normal;
- CairoColorRGB color_inner[2], color_middle[2], color_outer[2], color_button[3], color_inner_compressed[2];
-
- style = gtk_widget_get_style (button);
-
- bg_normal.r = style->bg[0].red/65535.0;
- bg_normal.g = style->bg[0].green/65535.0;
- bg_normal.b = style->bg[0].blue/65535.0;
-
- fg_normal.r = style->fg[0].red/65535.0;
- fg_normal.g = style->fg[0].green/65535.0;
- fg_normal.b = style->fg[0].blue/65535.0;
-
- _color_shade (&bg_normal, INNER_START_SHADE, &color_inner[0]);
- _color_shade (&bg_normal, INNER_END_SHADE, &color_inner[1]);
- _color_shade (&bg_normal, MIDDLE_START_SHADE, &color_middle[0]);
- _color_shade (&bg_normal, MIDDLE_END_SHADE, &color_middle[1]);
- _color_shade (&bg_normal, OUTER_START_SHADE, &color_outer[0]);
- _color_shade (&bg_normal, OUTER_END_SHADE, &color_outer[1]);
- _color_shade (&fg_normal, BUTTON_START_SHADE, &color_button[0]);
- _color_shade (&fg_normal, BUTTON_END_SHADE, &color_button[1]);
- _color_shade (&bg_normal, BUTTON_SHADOW_SHADE, &color_button[2]);
- _color_shade (&bg_normal, INNER_COMPRESSED_START_SHADE, &color_inner_compressed[0]);
- _color_shade (&bg_normal, INNER_COMPRESSED_END_SHADE, &color_inner_compressed[1]);
-
- double MIDDLE_END[] = {color_middle[0].r, color_middle[0].g, color_middle[0].b, 1.0f};
- double MIDDLE_START[] = {color_middle[1].r, color_middle[1].g, color_middle[1].b, 1.0f};
- double OUTER_END[] = {color_outer[0].r, color_outer[0].g, color_outer[0].b, 1.0f};
- double OUTER_START[] = {color_outer[1].r, color_outer[1].g, color_outer[1].b, 1.0f};
- double BUTTON_END[] = {color_button[0].r, color_button[0].g, color_button[0].b, 1.0f};
- double BUTTON_START[] = {color_button[1].r, color_button[1].g, color_button[1].b, 1.0f};
- double BUTTON_SHADOW[] = {color_button[2].r, color_button[2].g, color_button[2].b, 0.75f};
- double INNER_COMPRESSED_END[] = {color_inner_compressed[1].r, color_inner_compressed[1].g, color_inner_compressed[1].b, 1.0f};
- double INNER_COMPRESSED_START[] = {color_inner_compressed[0].r, color_inner_compressed[0].g, color_inner_compressed[0].b, 1.0f};
-
- // prev/next-background
- draw_gradient (cr,
- X,
- Y,
- RECT_WIDTH,
- OUTER_RADIUS,
- OUTER_START,
- OUTER_END);
- draw_gradient (cr,
- X,
- Y + 1,
- RECT_WIDTH - 2,
- MIDDLE_RADIUS,
- MIDDLE_START,
- MIDDLE_END);
- draw_gradient (cr,
- X,
- Y + 2,
- RECT_WIDTH - 4,
- MIDDLE_RADIUS,
- MIDDLE_START,
- MIDDLE_END);
-
- if(priv->current_command == TRANSPORT_PREVIOUS){
- draw_gradient (cr,
- X,
- Y + 2,
- RECT_WIDTH/2,
- INNER_RADIUS,
- INNER_COMPRESSED_START,
- INNER_COMPRESSED_END);
- }
- else if(priv->current_command == TRANSPORT_NEXT){
- draw_gradient (cr,
- RECT_WIDTH / 2 + X,
- Y + 2,
- (RECT_WIDTH - 7)/2,
- INNER_RADIUS,
- INNER_COMPRESSED_START,
- INNER_COMPRESSED_END);
- }
-
- // play/pause-background
- draw_circle (cr,
- X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f,
- Y - ((CIRCLE_RADIUS - OUTER_RADIUS)),
- CIRCLE_RADIUS,
- OUTER_START,
- OUTER_END);
- draw_circle (cr,
- X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f + 0.5f,
- Y - ((CIRCLE_RADIUS - OUTER_RADIUS)) + 0.5f,
- CIRCLE_RADIUS - 0.75f,
- MIDDLE_START,
- MIDDLE_END);
-
- if(priv->current_command == TRANSPORT_PLAY_PAUSE){
- draw_circle (cr,
- X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f + 1.5f,
- Y - ((CIRCLE_RADIUS - OUTER_RADIUS)) + 1.5f,
- CIRCLE_RADIUS - 1.5f,
- INNER_COMPRESSED_START,
- INNER_COMPRESSED_END);
- }
- else{
- draw_circle (cr,
- X + RECT_WIDTH / 2.0f - 2.0f * OUTER_RADIUS - 5.5f + 1.5f,
- Y - ((CIRCLE_RADIUS - OUTER_RADIUS)) + 1.5f,
- CIRCLE_RADIUS - 1.5f,
- MIDDLE_START,
- MIDDLE_END);
- }
- // draw previous-button drop-shadow
- _setup (&cr_surf, &surf, PREV_WIDTH, PREV_HEIGHT);
- _mask_prev (cr_surf,
- (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (PREV_HEIGHT - TRI_HEIGHT) / 2.0f,
- TRI_WIDTH,
- TRI_HEIGHT,
- TRI_OFFSET);
- _fill (cr_surf,
- (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (PREV_HEIGHT - TRI_HEIGHT) / 2.0f,
- (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (double) TRI_HEIGHT,
- BUTTON_SHADOW,
- BUTTON_SHADOW,
- FALSE);
- _surface_blur (surf, 1);
- _finalize (cr, &cr_surf, &surf, PREV_X, PREV_Y + 1.0f);
-
- // draw previous-button
- _setup (&cr_surf, &surf, PREV_WIDTH, PREV_HEIGHT);
- _mask_prev (cr_surf,
- (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (PREV_HEIGHT - TRI_HEIGHT) / 2.0f,
- TRI_WIDTH,
- TRI_HEIGHT,
- TRI_OFFSET);
- _fill (cr_surf,
- (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (PREV_HEIGHT - TRI_HEIGHT) / 2.0f,
- (PREV_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (double) TRI_HEIGHT,
- BUTTON_START,
- BUTTON_END,
- FALSE);
- _finalize (cr, &cr_surf, &surf, PREV_X, PREV_Y);
-
- // draw next-button drop-shadow
- _setup (&cr_surf, &surf, NEXT_WIDTH, NEXT_HEIGHT);
- _mask_next (cr_surf,
- (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (NEXT_HEIGHT - TRI_HEIGHT) / 2.0f,
- TRI_WIDTH,
- TRI_HEIGHT,
- TRI_OFFSET);
- _fill (cr_surf,
- (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (NEXT_HEIGHT - TRI_HEIGHT) / 2.0f,
- (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (double) TRI_HEIGHT,
- BUTTON_SHADOW,
- BUTTON_SHADOW,
- FALSE);
- _surface_blur (surf, 1);
- _finalize (cr, &cr_surf, &surf, NEXT_X, NEXT_Y + 1.0f);
-
- // draw next-button
- _setup (&cr_surf, &surf, NEXT_WIDTH, NEXT_HEIGHT);
- _mask_next (cr_surf,
- (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (NEXT_HEIGHT - TRI_HEIGHT) / 2.0f,
- TRI_WIDTH,
- TRI_HEIGHT,
- TRI_OFFSET);
- _fill (cr_surf,
- (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (NEXT_HEIGHT - TRI_HEIGHT) / 2.0f,
- (NEXT_WIDTH - (2.0f * TRI_WIDTH - TRI_OFFSET)) / 2.0f,
- (double) TRI_HEIGHT,
- BUTTON_START,
- BUTTON_END,
- FALSE);
- _finalize (cr, &cr_surf, &surf, NEXT_X, NEXT_Y);
-
- // draw pause-button drop-shadow
- if(priv->current_state == PLAY){
- _setup (&cr_surf, &surf, PAUSE_WIDTH, PAUSE_HEIGHT);
- _mask_pause (cr_surf,
- (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f,
- (PAUSE_HEIGHT - BAR_HEIGHT) / 2.0f,
- BAR_WIDTH,
- BAR_HEIGHT - 2.0f * BAR_WIDTH,
- BAR_OFFSET);
- _fill (cr_surf,
- (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f,
- (PAUSE_HEIGHT - BAR_HEIGHT) / 2.0f,
- (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f,
- (double) BAR_HEIGHT,
- BUTTON_SHADOW,
- BUTTON_SHADOW,
- TRUE);
- _surface_blur (surf, 1);
- _finalize (cr, &cr_surf, &surf, PAUSE_X, PAUSE_Y + 1.0f);
-
- // draw pause-button
- _setup (&cr_surf, &surf, PAUSE_WIDTH, PAUSE_HEIGHT);
- _mask_pause (cr_surf,
- (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f,
- (PAUSE_HEIGHT - BAR_HEIGHT) / 2.0f,
- BAR_WIDTH,
- BAR_HEIGHT - 2.0f * BAR_WIDTH,
- BAR_OFFSET);
- _fill (cr_surf,
- (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f,
- (PAUSE_HEIGHT - BAR_HEIGHT) / 2.0f,
- (PAUSE_WIDTH - (2.0f * BAR_WIDTH + BAR_OFFSET)) / 2.0f,
- (double) BAR_HEIGHT,
- BUTTON_START,
- BUTTON_END,
- TRUE);
- _finalize (cr, &cr_surf, &surf, PAUSE_X, PAUSE_Y);
- }
- else if(priv->current_state == PAUSE){
- _setup (&cr_surf, &surf, PLAY_WIDTH, PLAY_HEIGHT);
- _mask_play (cr_surf,
- PLAY_PADDING,
- PLAY_PADDING,
- PLAY_WIDTH - (2*PLAY_PADDING),
- PLAY_HEIGHT - (2*PLAY_PADDING));
- _fill (cr_surf,
- PLAY_PADDING,
- PLAY_PADDING,
- PLAY_WIDTH - (2*PLAY_PADDING),
- PLAY_HEIGHT - (2*PLAY_PADDING),
- BUTTON_SHADOW,
- BUTTON_SHADOW,
- FALSE);
- _surface_blur (surf, 1);
- _finalize (cr, &cr_surf, &surf, PAUSE_X-0.75f, PAUSE_Y + 1.0f);
- // draw play-button
- _setup (&cr_surf, &surf, PLAY_WIDTH, PLAY_HEIGHT);
- cairo_set_line_width (cr, 10.5);
- cairo_set_line_cap(cr, CAIRO_LINE_CAP_ROUND);
- cairo_set_line_join(cr, CAIRO_LINE_JOIN_ROUND);
- _mask_play (cr_surf,
- PLAY_PADDING,
- PLAY_PADDING,
- PLAY_WIDTH - (2*PLAY_PADDING),
- PLAY_HEIGHT - (2*PLAY_PADDING));
- _fill (cr_surf,
- PLAY_PADDING,
- PLAY_PADDING,
- PLAY_WIDTH - (2*PLAY_PADDING),
- PLAY_HEIGHT - (2*PLAY_PADDING),
- BUTTON_START,
- BUTTON_END,
- FALSE);
- _finalize (cr, &cr_surf, &surf, PAUSE_X-0.5f, PAUSE_Y);
- }
-}
-
-
-
-/**
-* play_button_new:
-* @returns: a new #PlayButton.
-**/
-GtkWidget*
-play_button_new()
-{
- GtkWidget* widget = g_object_new(PLAY_BUTTON_TYPE, NULL);
- gtk_widget_set_app_paintable (widget, TRUE);
- return widget;
-}
-