/*
* Geeqie
* (C) 2004 John Ellis
- * Copyright (C) 2008 - 2009 The Geeqie Team
+ * Copyright (C) 2008 - 2012 The Geeqie Team
*
* Author: Vladimir Nadvornik
*
#include "main.h"
-#include "bar_comment.h"
+#include "bar_histogram.h"
#include "bar.h"
#include "metadata.h"
#include "filedata.h"
+#include "menu.h"
#include "ui_menu.h"
#include "ui_misc.h"
#include "histogram.h"
gint histogram_height;
GdkPixbuf *pixbuf;
FileData *fd;
+ gboolean need_update;
+ guint idle_id; /* event source id */
};
+static gboolean bar_pane_histogram_update_cb(gpointer data);
+
static void bar_pane_histogram_update(PaneHistogramData *phd)
{
- const HistMap *histmap;
if (phd->pixbuf) g_object_unref(phd->pixbuf);
phd->pixbuf = NULL;
+ gtk_label_set_text(GTK_LABEL(phd->pane.title), histogram_label(phd->histogram));
+
if (!phd->histogram_width || !phd->histogram_height || !phd->fd) return;
+ /* histmap_get is relatively expensive, run it only when we really need it
+ and with lower priority than pixbuf_renderer
+ FIXME: this does not work for fullscreen*/
+ if (gtk_widget_is_drawable(phd->drawing_area))
+ {
+ if (!phd->idle_id)
+ {
+ phd->idle_id = g_idle_add_full(G_PRIORITY_DEFAULT_IDLE, bar_pane_histogram_update_cb, phd, NULL);
+ }
+ }
+ else
+ {
+ phd->need_update = TRUE;
+ }
+}
+
+static gboolean bar_pane_histogram_update_cb(gpointer data)
+{
+ const HistMap *histmap;
+ PaneHistogramData *phd = data;
+
+ phd->idle_id = 0;
+ phd->need_update = FALSE;
+
gtk_widget_queue_draw_area(GTK_WIDGET(phd->drawing_area), 0, 0, phd->histogram_width, phd->histogram_height);
+ if (phd->fd == NULL) return FALSE;
histmap = histmap_get(phd->fd);
- if (!histmap) return;
+ if (!histmap)
+ {
+ histmap_start_idle(phd->fd);
+ return FALSE;
+ }
phd->pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, phd->histogram_width, phd->histogram_height);
gdk_pixbuf_fill(phd->pixbuf, 0xffffffff);
histogram_draw(phd->histogram, histmap, phd->pixbuf, 0, 0, phd->histogram_width, phd->histogram_height);
+
+ return FALSE;
}
phd = g_object_get_data(G_OBJECT(pane), "pane_data");
if (!phd) return;
- WRITE_STRING("<pane_histogram\n");
- indent++;
- WRITE_CHAR(*phd, pane.title);
- WRITE_BOOL(*phd, pane.expanded);
- indent--;
- WRITE_STRING("/>\n");
+ WRITE_NL(); WRITE_STRING("<pane_histogram ");
+ write_char_option(outstr, indent, "id", phd->pane.id);
+ write_char_option(outstr, indent, "title", gtk_label_get_text(GTK_LABEL(phd->pane.title)));
+ WRITE_BOOL(phd->pane, expanded);
+ WRITE_INT(*phd->histogram, histogram_channel);
+ WRITE_INT(*phd->histogram, histogram_mode);
+ WRITE_STRING("/>");
}
-
static void bar_pane_histogram_notify_cb(FileData *fd, NotifyType type, gpointer data)
{
PaneHistogramData *phd = data;
- if (fd == phd->fd) bar_pane_histogram_update(phd);
+ if ((type & (NOTIFY_REREAD | NOTIFY_CHANGE | NOTIFY_HISTMAP | NOTIFY_PIXBUF)) && fd == phd->fd)
+ {
+ DEBUG_1("Notify pane_histogram: %s %04x", fd->path, type);
+ bar_pane_histogram_update(phd);
+ }
}
-static gboolean bar_pane_histogram_expose_event_cb (GtkWidget *widget, GdkEventExpose *event, gpointer data)
+#if GTK_CHECK_VERSION(3,0,0)
+static gboolean bar_pane_histogram_draw_cb(GtkWidget *widget, cairo_t *cr, gpointer data)
{
PaneHistogramData *phd = data;
- if (!phd || !phd->pixbuf) return TRUE;
-
- gdk_draw_pixbuf(widget->window,
- widget->style->fg_gc[GTK_WIDGET_STATE (widget)],
- phd->pixbuf,
- 0, 0,
- 0, 0,
- -1, -1,
- GDK_RGB_DITHER_NORMAL, 0, 0);
+ if (!phd) return TRUE;
+
+ if (phd->need_update)
+ {
+ bar_pane_histogram_update(phd);
+ }
+
+ if (!phd->pixbuf) return TRUE;
+
+ gdk_cairo_set_source_pixbuf(cr, phd->pixbuf, 0, 0);
+ cairo_paint (cr);
+
return TRUE;
}
+#else
+static gboolean bar_pane_histogram_expose_event_cb(GtkWidget *widget, GdkEventExpose *event, gpointer data)
+{
+ PaneHistogramData *phd = data;
+ if (!phd) return TRUE;
+
+ if (phd->need_update)
+ {
+ bar_pane_histogram_update(phd);
+ }
+
+ if (!phd->pixbuf) return TRUE;
+
+ cairo_t *cr = gdk_cairo_create(gtk_widget_get_window(widget));
+ gdk_cairo_set_source_pixbuf (cr, phd->pixbuf, 0, 0);
+ cairo_paint (cr);
+ cairo_destroy (cr);
+
+ return TRUE;
+}
+#endif
+
static void bar_pane_histogram_size_cb(GtkWidget *widget, GtkAllocation *allocation, gpointer data)
{
PaneHistogramData *phd = data;
bar_pane_histogram_update(phd);
}
-static void bar_pane_histogram_close(GtkWidget *pane)
+static void bar_pane_histogram_destroy(GtkWidget *widget, gpointer data)
{
- PaneHistogramData *phd;
+ PaneHistogramData *phd = data;
+
+ if (phd->idle_id) g_source_remove(phd->idle_id);
+ file_data_unregister_notify_func(bar_pane_histogram_notify_cb, phd);
+
+ file_data_unref(phd->fd);
+ histogram_free(phd->histogram);
+ if (phd->pixbuf) g_object_unref(phd->pixbuf);
+ g_free(phd->pane.id);
+
+ g_free(phd);
+}
+
+static void bar_pane_histogram_popup_channels_cb(GtkWidget *widget, gpointer data)
+{
+ PaneHistogramData *phd = data;
+ gint channel;
+
+ if (!gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget))) return;
- phd = g_object_get_data(G_OBJECT(pane), "pane_data");
if (!phd) return;
- gtk_widget_destroy(phd->widget);
+ channel = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "menu_item_radio_data"));
+ if (channel == histogram_get_channel(phd->histogram)) return;
+
+ histogram_set_channel(phd->histogram, channel);
+ bar_pane_histogram_update(phd);
}
-static void bar_pane_histogram_destroy(GtkWidget *widget, gpointer data)
+static void bar_pane_histogram_popup_mode_cb(GtkWidget *widget, gpointer data)
{
PaneHistogramData *phd = data;
+ gint logmode;
+
+ if (!gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(widget))) return;
- file_data_unregister_notify_func(bar_pane_histogram_notify_cb, phd);
+ if (!phd) return;
- file_data_unref(phd->fd);
- g_free(phd->pane.title);
- histogram_free(phd->histogram);
- if (phd->pixbuf) g_object_unref(phd->pixbuf);
+ logmode = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(widget), "menu_item_radio_data"));
+ if (logmode == histogram_get_mode(phd->histogram)) return;
- g_free(phd);
+ histogram_set_mode(phd->histogram, logmode);
+ bar_pane_histogram_update(phd);
}
+static GtkWidget *bar_pane_histogram_menu(PaneHistogramData *phd)
+{
+ GtkWidget *menu;
+ gint channel = histogram_get_channel(phd->histogram);
+ gint mode = histogram_get_mode(phd->histogram);
+
+ menu = popup_menu_short_lived();
+
+ /* use the same strings as in layout_util.c */
+ menu_item_add_radio(menu, _("Histogram on _Red"), GINT_TO_POINTER(HCHAN_R), (channel == HCHAN_R), G_CALLBACK(bar_pane_histogram_popup_channels_cb), phd);
+ menu_item_add_radio(menu, _("Histogram on _Green"), GINT_TO_POINTER(HCHAN_G), (channel == HCHAN_G), G_CALLBACK(bar_pane_histogram_popup_channels_cb), phd);
+ menu_item_add_radio(menu, _("Histogram on _Blue"), GINT_TO_POINTER(HCHAN_B), (channel == HCHAN_B), G_CALLBACK(bar_pane_histogram_popup_channels_cb), phd);
+ menu_item_add_radio(menu, _("_Histogram on RGB"), GINT_TO_POINTER(HCHAN_RGB), (channel == HCHAN_RGB), G_CALLBACK(bar_pane_histogram_popup_channels_cb), phd);
+ menu_item_add_radio(menu, _("Histogram on _Value"), GINT_TO_POINTER(HCHAN_MAX), (channel == HCHAN_MAX), G_CALLBACK(bar_pane_histogram_popup_channels_cb), phd);
+
+ menu_item_add_divider(menu);
+
+ menu_item_add_radio(menu, _("Li_near Histogram"), GINT_TO_POINTER(0), (mode == 0), G_CALLBACK(bar_pane_histogram_popup_mode_cb), phd);
+ menu_item_add_radio(menu, _("L_og Histogram"), GINT_TO_POINTER(1), (mode == 1), G_CALLBACK(bar_pane_histogram_popup_mode_cb), phd);
-GtkWidget *bar_pane_histogram_new(const gchar *title, gint height, gint expanded)
+ return menu;
+}
+
+static gboolean bar_pane_histogram_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
+{
+ PaneHistogramData *phd = data;
+
+ if (bevent->button == MOUSE_BUTTON_RIGHT)
+ {
+ GtkWidget *menu;
+
+ menu = bar_pane_histogram_menu(phd);
+ gtk_menu_popup(GTK_MENU(menu), NULL, NULL, NULL, NULL, bevent->button, bevent->time);
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+
+static GtkWidget *bar_pane_histogram_new(const gchar *id, const gchar *title, gint height, gboolean expanded, gint histogram_channel, gint histogram_mode)
{
PaneHistogramData *phd;
phd->pane.pane_set_fd = bar_pane_histogram_set_fd;
phd->pane.pane_write_config = bar_pane_histogram_write_config;
- phd->pane.title = g_strdup(title);
+ phd->pane.title = bar_pane_expander_title(title);
+ phd->pane.id = g_strdup(id);
+ phd->pane.type = PANE_HISTOGRAM;
+
phd->pane.expanded = expanded;
phd->histogram = histogram_new();
-
+
+ histogram_set_channel(phd->histogram, histogram_channel);
+ histogram_set_mode(phd->histogram, histogram_mode);
+
phd->widget = gtk_vbox_new(FALSE, PREF_PAD_GAP);
g_object_set_data(G_OBJECT(phd->widget), "pane_data", phd);
g_signal_connect_after(G_OBJECT(phd->drawing_area), "size_allocate",
G_CALLBACK(bar_pane_histogram_size_cb), phd);
+#if GTK_CHECK_VERSION(3,0,0)
+ g_signal_connect(G_OBJECT(phd->drawing_area), "draw",
+ G_CALLBACK(bar_pane_histogram_draw_cb), phd);
+#else
g_signal_connect(G_OBJECT(phd->drawing_area), "expose_event",
G_CALLBACK(bar_pane_histogram_expose_event_cb), phd);
+#endif
gtk_box_pack_start(GTK_BOX(phd->widget), phd->drawing_area, TRUE, TRUE, 0);
gtk_widget_show(phd->drawing_area);
+ gtk_widget_add_events(phd->drawing_area, GDK_BUTTON_PRESS_MASK);
+ g_signal_connect(G_OBJECT(phd->drawing_area), "button_press_event", G_CALLBACK(bar_pane_histogram_press_cb), phd);
gtk_widget_show(phd->widget);
GtkWidget *bar_pane_histogram_new_from_config(const gchar **attribute_names, const gchar **attribute_values)
{
- gchar *title = g_strdup(_("NoName"));
+ gchar *title = NULL;
+ gchar *id = g_strdup("histogram");
gboolean expanded = TRUE;
gint height = 80;
+ gint histogram_channel = HCHAN_RGB;
+ gint histogram_mode = 0;
+ GtkWidget *ret;
while (*attribute_names)
{
const gchar *option = *attribute_names++;
const gchar *value = *attribute_values++;
- if (READ_CHAR_FULL("pane.title", title)) continue;
- if (READ_BOOL_FULL("pane.expanded", expanded)) continue;
+ if (READ_CHAR_FULL("id", id)) continue;
+ if (READ_CHAR_FULL("title", title)) continue;
+ if (READ_BOOL_FULL("expanded", expanded)) continue;
+ if (READ_INT_FULL("histogram_channel", histogram_channel)) continue;
+ if (READ_INT_FULL("histogram_mode", histogram_mode)) continue;
+
+ log_printf("unknown attribute %s = %s\n", option, value);
+ }
+
+ bar_pane_translate_title(PANE_HISTOGRAM, id, &title);
+ ret = bar_pane_histogram_new(id, title, height, expanded, histogram_channel, histogram_mode);
+ g_free(title);
+ g_free(id);
+ return ret;
+}
+
+void bar_pane_histogram_update_from_config(GtkWidget *pane, const gchar **attribute_names, const gchar **attribute_values)
+{
+ PaneHistogramData *phd;
+
+ phd = g_object_get_data(G_OBJECT(pane), "pane_data");
+ if (!phd) return;
+
+ gint histogram_channel = phd->histogram->histogram_channel;
+ gint histogram_mode = phd->histogram->histogram_mode;
+
+ while (*attribute_names)
+ {
+ const gchar *option = *attribute_names++;
+ const gchar *value = *attribute_values++;
+
+ if (READ_CHAR_FULL("id", phd->pane.id)) continue;
+// if (READ_CHAR_FULL("pane.title", title)) continue;
+ if (READ_BOOL_FULL("expanded", phd->pane.expanded)) continue;
+ if (READ_INT_FULL("histogram_channel", histogram_channel)) continue;
+ if (READ_INT_FULL("histogram_mode", histogram_mode)) continue;
- DEBUG_1("unknown attribute %s = %s", option, value);
+ log_printf("unknown attribute %s = %s\n", option, value);
}
- return bar_pane_histogram_new(title, height, expanded);
+ histogram_set_channel(phd->histogram, histogram_channel);
+ histogram_set_mode(phd->histogram, histogram_mode);
+
+ bar_update_expander(pane);
+ bar_pane_histogram_update(phd);
}