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-rw-r--r--main.c181
1 files changed, 17 insertions, 164 deletions
diff --git a/main.c b/main.c
index 5ac2806..3041d8a 100644
--- a/main.c
+++ b/main.c
@@ -1,162 +1,20 @@
-#include <curses.h>
+#include "file.h"
+#include "image.h"
#include <dirent.h>
#include <gtk-3.0/gtk/gtk.h>
#include <libgen.h>
#include <stdlib.h>
#include <string.h>
-#include "dir.h"
-
#define TIMEOUT 20
-#define ZOOM_FACTOR 0.1
-
-enum scale_mode {
- fit = 0,
- zoomed = 1,
-};
GtkWidget *window;
-GtkWidget *image;
-GdkPixbuf *pixbuf;
-GdkPixbuf *curr_pixbuf;
-int pixbuf_width, pixbuf_height;
-double aspect_ratio;
-double curr_zoom = 1.0;
-enum scale_mode curr_scale_mod;
+gint win_width, win_height;
GError *error = NULL;
-char *curr_file_name;
-GDir *dir;
-char **file_list;
-int curr_file_index, file_list_count;
-
-void print_supported_formats()
-{
- GSList *list, *it;
- GdkPixbufFormat *format;
- gchar **extensions;
- gchar *ex;
-
- list = gdk_pixbuf_get_formats();
- if (list != NULL) {
- for (it = list; it->next != NULL; it = it->next) {
- format = (GdkPixbufFormat *)it->data;
- g_print("%s:", gdk_pixbuf_format_get_description(format));
- extensions = gdk_pixbuf_format_get_extensions(format);
- for (ex = *extensions; *ex; ex++) {
- g_print(" %s", ex);
- }
- g_print("\n");
- }
- g_slist_free(list);
- }
-}
-
-void fit_image()
-{
- gint win_width, win_height;
- gint new_pixbuf_width, new_pixbuf_height;
- gtk_window_get_size(GTK_WINDOW(window), &win_width, &win_height);
-
- if (win_width < pixbuf_width && win_height > pixbuf_height) {
- new_pixbuf_width = win_width;
- new_pixbuf_height = (double)new_pixbuf_width / aspect_ratio;
- } else if (win_width > pixbuf_width && win_height < pixbuf_height) {
- new_pixbuf_height = win_height;
- new_pixbuf_width = (double)new_pixbuf_height * aspect_ratio;
- } else if (win_width < pixbuf_width && win_height < pixbuf_height) {
- if (((double)win_width / (double)win_height) > aspect_ratio) {
- new_pixbuf_height = win_height;
- new_pixbuf_width = ((double)new_pixbuf_height * aspect_ratio);
- } else {
- new_pixbuf_width = win_width;
- new_pixbuf_height = (double)new_pixbuf_width / aspect_ratio;
- }
- } else {
- new_pixbuf_width = pixbuf_width;
- new_pixbuf_height = pixbuf_height;
- }
-
- curr_zoom = (double)new_pixbuf_width / (double)pixbuf_width;
- if (curr_pixbuf != NULL)
- g_object_unref(curr_pixbuf);
- curr_pixbuf =
- gdk_pixbuf_scale_simple(GDK_PIXBUF(pixbuf), new_pixbuf_width,
- new_pixbuf_height, GDK_INTERP_BILINEAR);
- gtk_image_set_from_pixbuf(GTK_IMAGE(image), GDK_PIXBUF(curr_pixbuf));
-}
-
-void next()
-{
- if (curr_file_index >= file_list_count - 1) {
- return;
- }
- curr_file_index++;
- curr_file_name = file_list[curr_file_index];
- g_print("qwe2: %s\n", curr_file_name);
- g_object_unref(pixbuf);
- pixbuf = gdk_pixbuf_new_from_file(curr_file_name, &error);
- if (error) {
- g_warning("gdk_pixbuf_new_from_file() failed with error: %s\n",
- error->message);
- g_clear_error(&error);
- return;
- }
- pixbuf_width = gdk_pixbuf_get_width(GDK_PIXBUF(pixbuf));
- pixbuf_height = gdk_pixbuf_get_height(GDK_PIXBUF(pixbuf));
- aspect_ratio = (double)pixbuf_width / (double)pixbuf_height;
- curr_zoom = 1.0;
- fit_image();
-}
-
-void prev()
-{
- if (curr_file_index <= 0) {
- return;
- }
- curr_file_index--;
- curr_file_name = file_list[curr_file_index];
- g_print("qwe2: %s\n", curr_file_name);
- g_object_unref(pixbuf);
- pixbuf = gdk_pixbuf_new_from_file(curr_file_name, &error);
- if (error) {
- g_warning("gdk_pixbuf_new_from_file() failed with error: %s\n",
- error->message);
- g_clear_error(&error);
- return;
- }
- pixbuf_width = gdk_pixbuf_get_width(GDK_PIXBUF(pixbuf));
- pixbuf_height = gdk_pixbuf_get_height(GDK_PIXBUF(pixbuf));
- aspect_ratio = (double)pixbuf_width / (double)pixbuf_height;
- curr_zoom = 1.0;
- fit_image();
-}
-
-void zoom(int type)
-{
- if (type == 0) {
- if (curr_zoom == 1.0)
- return;
- curr_zoom = (double)1.0;
- } else if (type < 0) {
- if (curr_zoom < 0.2)
- return;
- curr_zoom -= (double)ZOOM_FACTOR;
- } else if (type > 0) {
- if (curr_zoom > 2)
- return;
- curr_zoom += (double)ZOOM_FACTOR;
- }
- if (curr_pixbuf != NULL)
- g_object_unref(curr_pixbuf);
- curr_pixbuf =
- gdk_pixbuf_scale_simple(GDK_PIXBUF(pixbuf), pixbuf_width * curr_zoom,
- pixbuf_height * curr_zoom, GDK_INTERP_BILINEAR);
- gtk_image_set_from_pixbuf(GTK_IMAGE(image), GDK_PIXBUF(curr_pixbuf));
-}
-
static gboolean key_press(GtkWindow *window, GdkEvent *event, gpointer data)
{
+ char *name;
switch (event->key.keyval) {
case GDK_KEY_q:
g_application_quit(
@@ -164,7 +22,7 @@ static gboolean key_press(GtkWindow *window, GdkEvent *event, gpointer data)
return FALSE;
case GDK_KEY_w:
curr_scale_mod = fit;
- fit_image();
+ fit_image(win_width, win_height);
return FALSE;
case GDK_KEY_plus:
zoom(1);
@@ -177,11 +35,13 @@ static gboolean key_press(GtkWindow *window, GdkEvent *event, gpointer data)
return FALSE;
case GDK_KEY_n:
case GDK_KEY_j:
- next();
+ if ((name = get_next_file()) != NULL)
+ load_image(name, win_width, win_height);
return FALSE;
case GDK_KEY_p:
case GDK_KEY_k:
- prev();
+ if ((name = get_prev_file()) != NULL)
+ load_image(name, win_width, win_height);
return FALSE;
default:
return TRUE;
@@ -209,7 +69,8 @@ gboolean resize_done(gpointer data)
{
guint *id = data;
*id = 0;
- fit_image();
+ gtk_window_get_size(GTK_WINDOW(window), &win_width, &win_height);
+ fit_image(win_width, win_height);
return FALSE;
}
@@ -241,28 +102,20 @@ static void activate(GtkApplication *app, gpointer user_data)
char *curr_filename =
"/home/nirav/Downloads/Saved Pictures/bash help shortcuts.png";
- curr_file_index = scan(curr_filename, &file_list, &file_list_count);
- printf("num %d %d\n", curr_file_index, file_list_count);
- printf("file %s\n", file_list[curr_file_index]);
-
- pixbuf = gdk_pixbuf_new_from_file(curr_filename, &error);
- if (error) {
- g_warning("gdk_pixbuf_new_from_file() failed with error: %s\n",
- error->message);
- g_clear_error(&error);
+ int i = scan(curr_filename);
+ if (i < 0) {
+ printf("scan() error %d\n", i);
return;
}
- pixbuf_width = gdk_pixbuf_get_width(GDK_PIXBUF(pixbuf));
- pixbuf_height = gdk_pixbuf_get_height(GDK_PIXBUF(pixbuf));
- aspect_ratio = (double)pixbuf_width / (double)pixbuf_height;
- image = gtk_image_new_from_pixbuf(GDK_PIXBUF(pixbuf));
GtkWidget *scrolled_window = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
- gtk_container_add(GTK_CONTAINER(scrolled_window), GTK_WIDGET(image));
+ gtk_container_add(GTK_CONTAINER(scrolled_window), GTK_WIDGET(new_image()));
gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(scrolled_window));
gtk_widget_show_all(GTK_WIDGET(window));
+
+ load_image(curr_filename, win_width, win_height);
}
int main(int argc, char *argv[])
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-02 04:16:57 +0000