Trim trailing white spaces on empty lines.

[geeqie.git] / src / histogram.c

diff --git a/src/histogram.c b/src/histogram.c
index 8e379fb..c11b689 100644 (file)
--- a/src/histogram.c
+++ b/src/histogram.c
@@ -31,7 +31,7 @@ struct _HistMap {
        gulong g[HISTMAP_SIZE];
        gulong b[HISTMAP_SIZE];
        gulong max[HISTMAP_SIZE];
-       
+
        guint idle_id; /* event source id */
        GdkPixbuf *pixbuf;
        gint y;
@@ -104,7 +104,7 @@ gint histogram_toggle_mode(Histogram *histogram)
 const gchar *histogram_label(Histogram *histogram)
 {
        const gchar *t1 = "";
-       
+
        if (!histogram) return NULL;
 
        if (histogram->histogram_mode)
@@ -147,13 +147,13 @@ static gboolean histmap_read(HistMap *histmap, gboolean whole)
        gint w, h, i, j, srs, has_alpha, step, end_line;
        guchar *s_pix;
        GdkPixbuf *imgpixbuf = histmap->pixbuf;
-       
+
        w = gdk_pixbuf_get_width(imgpixbuf);
        h = gdk_pixbuf_get_height(imgpixbuf);
        srs = gdk_pixbuf_get_rowstride(imgpixbuf);
        s_pix = gdk_pixbuf_get_pixels(imgpixbuf);
        has_alpha = gdk_pixbuf_get_has_alpha(imgpixbuf);
-       
+
        if (whole)
                {
                end_line = h;
@@ -174,7 +174,7 @@ static gboolean histmap_read(HistMap *histmap, gboolean whole)
                        guint max = sp[0];
                        if (sp[1] > max) max = sp[1];
                        if (sp[2] > max) max = sp[2];
-               
+
                        histmap->r[sp[0]]++;
                        histmap->g[sp[1]]++;
                        histmap->b[sp[2]]++;
@@ -190,7 +190,7 @@ static gboolean histmap_read(HistMap *histmap, gboolean whole)
 const HistMap *histmap_get(FileData *fd)
 {
        if (fd->histmap && !fd->histmap->idle_id) return fd->histmap; /* histmap exists and is finished */
-       
+
        return NULL;
 }
 
@@ -226,7 +226,7 @@ static void histogram_vgrid(Histogram *histogram, GdkPixbuf *pixbuf, gint x, gin
 {
        guint i;
        float add;
-       
+
        if (histogram->vgrid == 0) return;
 
        add = width / (float)histogram->vgrid;
@@ -247,7 +247,7 @@ static void histogram_hgrid(Histogram *histogram, GdkPixbuf *pixbuf, gint x, gin
 {
        guint i;
        float add;
-       
+
        if (histogram->hgrid == 0) return;
 
        add = height / (float)histogram->hgrid;
@@ -255,7 +255,7 @@ static void histogram_hgrid(Histogram *histogram, GdkPixbuf *pixbuf, gint x, gin
        for (i = 1; i < histogram->hgrid; i++)
                {
                gint ypos = y + (int)(i * add + 0.5);
-       
+
                pixbuf_draw_line(pixbuf, x, y, width, height, x, ypos, x + width, ypos,
                                 histogram->grid_color.R,
                                 histogram->grid_color.G,
@@ -272,9 +272,9 @@ gboolean histogram_draw(Histogram *histogram, const HistMap *histmap, GdkPixbuf
        gdouble logmax;
        gint combine = (HISTMAP_SIZE - 1) / width + 1;
        gint ypos = y + height;
-       
+
        if (!histogram || !histmap) return FALSE;
-       
+
        /* Draw the grid */
        histogram_vgrid(histogram, pixbuf, x, y, width, height);
        histogram_hgrid(histogram, pixbuf, x, y, width, height);
@@ -312,10 +312,10 @@ gboolean histogram_draw(Histogram *histogram, const HistMap *histmap, GdkPixbuf
                        v[2] += histmap->b[p];
                        v[3] += histmap->max[p];
                        }
-       
+
                for (j = 0; combine > 1 && j < 4; j++)
                        v[j] /= combine;
-               
+
                num_chan = (histogram->histogram_channel == HCHAN_RGB) ? 3 : 1;
                for (j = 0; j < num_chan; j++)
                        {
@@ -330,7 +330,7 @@ gboolean histogram_draw(Histogram *histogram, const HistMap *histmap, GdkPixbuf
                                {
                                chanmax = histogram->histogram_channel;
                                }
-                       
+
                                {
                                gulong pt;
                                gint r = rplus;
@@ -357,7 +357,7 @@ gboolean histogram_draw(Histogram *histogram, const HistMap *histmap, GdkPixbuf
                                        case HCHAN_B:   r = 0;          g = 0;  break;
                                        case HCHAN_MAX: r = 0;  b = 0;  g = 0;  break;
                                        }
-                               
+
                                if (v[chanmax] == 0)
                                        pt = 0;
                                else if (histogram->histogram_mode)