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authorThomas White <taw@physics.org>2021-02-22 17:09:44 +0100
committerThomas White <taw@physics.org>2021-02-22 17:09:44 +0100
commit8bb397379fd4d6975a37ae43418ed1d27f145d39 (patch)
tree2462f5f51a9200bac0dcd060f29a597d610c143e /src
parent2dbbb8232cad0ec1dbb5bc8585d0cbbade8ff85c (diff)
CrystFELImageView: Re-render a bit less often
Diffstat (limited to 'src')
-rw-r--r--src/crystfelimageview.c16
-rw-r--r--src/crystfelimageview.h1
2 files changed, 13 insertions, 4 deletions
diff --git a/src/crystfelimageview.c b/src/crystfelimageview.c
index 26e06bce..6540635a 100644
--- a/src/crystfelimageview.c
+++ b/src/crystfelimageview.c
@@ -45,6 +45,9 @@
#include "crystfelimageview.h"
+static int rerender_image(CrystFELImageView *iv);
+
+
static void scroll_interface_init(GtkScrollable *iface)
{
}
@@ -526,6 +529,7 @@ static gint draw_sig(GtkWidget *window, cairo_t *cr, CrystFELImageView *iv)
cairo_matrix_t m;
if ( iv->image == NULL ) return FALSE;
+ if ( iv->need_rerender ) rerender_image(iv);
cairo_save(cr);
@@ -713,6 +717,7 @@ GtkWidget *crystfel_image_view_new()
iv->peak_box_size = 1.0;
iv->refl_box_size = 1.0;
iv->label_refls = 1;
+ iv->need_rerender = 0;
g_signal_connect(G_OBJECT(iv), "destroy",
G_CALLBACK(destroy_sig), iv);
@@ -931,6 +936,7 @@ static int rerender_image(CrystFELImageView *iv)
}
configure_scroll_adjustments(iv);
+ iv->need_rerender = 0;
redraw(iv);
return 0;
@@ -958,7 +964,7 @@ void crystfel_image_view_set_brightness(CrystFELImageView *iv,
double brightness)
{
iv->brightness = brightness;
- rerender_image(iv);
+ iv->need_rerender = 1;
}
@@ -966,7 +972,7 @@ void crystfel_image_view_set_show_peaks(CrystFELImageView *iv,
int show_peaks)
{
iv->show_peaks = show_peaks;
- rerender_image(iv);
+ iv->need_rerender = 1;
}
@@ -974,7 +980,7 @@ void crystfel_image_view_set_show_reflections(CrystFELImageView *iv,
int show_refls)
{
iv->show_refls = show_refls;
- rerender_image(iv);
+ iv->need_rerender = 1;
}
@@ -982,7 +988,7 @@ void crystfel_image_view_set_label_reflections(CrystFELImageView *iv,
int label_refls)
{
iv->label_refls = label_refls;
- rerender_image(iv);
+ iv->need_rerender = 1;
}
@@ -990,6 +996,7 @@ void crystfel_image_view_set_peak_box_size(CrystFELImageView *iv,
float box_size)
{
iv->peak_box_size = box_size;
+ iv->need_rerender = 1;
}
@@ -997,4 +1004,5 @@ void crystfel_image_view_set_refl_box_size(CrystFELImageView *iv,
float box_size)
{
iv->refl_box_size = box_size;
+ iv->need_rerender = 1;
}
diff --git a/src/crystfelimageview.h b/src/crystfelimageview.h
index 0ea2ab87..9e1bf4a1 100644
--- a/src/crystfelimageview.h
+++ b/src/crystfelimageview.h
@@ -67,6 +67,7 @@ struct _crystfelimageview
double detector_h;
/* Redraw/scroll stuff */
+ int need_rerender;
GtkScrollablePolicy hpol;
GtkScrollablePolicy vpol;
GtkAdjustment *hadj;