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#include "plugin-img.h"
#include <libgimp/gimpui.h>
static GtkWidget *fmt_frame, *ckey_frame, *fmt_vbox, *ckey_vbox, *ckey_align,
*fmt_align, *hbox, *fmt_rgb565, *fmt_rgb, *fmt_rgba, *ckey_image, *ckey_use,
*gimp_color;
static GimpRGB color;
static GdkPixbuf *pixbuf;
static GtkWidget *
img_preview_new(gint32 image_ID)
{
GtkWidget *image, *event_box, *align;
guint32 width, height;
gint *frames, nframes, layer;
frames = gimp_image_get_layers(image_ID, &nframes);
layer = frames[g_random_int() % nframes];
g_free(frames);
width = gimp_drawable_width(layer);
height = gimp_drawable_height(layer);
pixbuf =
gimp_drawable_get_thumbnail(layer, MIN(width, 128), MIN(height, 128),
GIMP_PIXBUF_SMALL_CHECKS);
image = gtk_image_new_from_pixbuf(pixbuf);
g_object_unref(pixbuf);
event_box = gtk_event_box_new();
gtk_widget_set_events(event_box, GDK_ALL_EVENTS_MASK);
align = gtk_alignment_new(0.5, 0.5, 0, 0);
gtk_widget_show(image);
gtk_widget_show(event_box);
gtk_container_add(GTK_CONTAINER(event_box), image);
gtk_container_add(GTK_CONTAINER(align), event_box);
return align;
}
static void
on_RGB(GtkWidget * widget, gpointer data)
{
gtk_widget_set_sensitive(ckey_vbox,
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON
(fmt_rgb)) ||
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON
(fmt_rgba)));
}
static void
on_ckey_use(GtkWidget * widget, gpointer data)
{
gboolean active;
active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
gtk_widget_set_sensitive(ckey_image, active);
gtk_widget_set_sensitive(gimp_color, active);
}
static gboolean
on_image_click(GtkWidget * widget, GdkEventButton * event, gpointer data)
{
int width, height, rowstride, n_channels;
guchar *pixels, *p;
n_channels = gdk_pixbuf_get_n_channels(pixbuf);
width = gdk_pixbuf_get_width(pixbuf);
height = gdk_pixbuf_get_height(pixbuf);
rowstride = gdk_pixbuf_get_rowstride(pixbuf);
pixels = gdk_pixbuf_get_pixels(pixbuf);
p = pixels + (int)(event->y * rowstride) + (int)(event->x * n_channels);
gimp_rgb_set_uchar(&color, p[0], p[1], p[2]);
gimp_color_button_set_color((GimpColorButton *) gimp_color, &color);
return TRUE;
}
gboolean
img_save_dialog(gint32 image, ImageParasite * plugin)
{
GtkWidget *dialog;
gint response;
gimp_ui_init(PLUG_IN_BINARY, TRUE);
dialog =
gimp_dialog_new("Save as IMG", PLUG_IN_BINARY, NULL, 0,
gimp_standard_help_func, "plug-in-img",
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, GTK_STOCK_SAVE,
GTK_RESPONSE_OK, NULL);
gimp_window_set_transient(GTK_WINDOW(dialog));
gtk_widget_show(dialog);
/*
* Radio buttons to select file format
*/
fmt_frame = gimp_frame_new("Image format");
fmt_rgb565 = gtk_radio_button_new_with_label(NULL, FMT[FMT_RGB565]);
fmt_rgb =
gtk_radio_button_new_with_label_from_widget(GTK_RADIO_BUTTON
(fmt_rgb565), FMT[FMT_RGB]);
fmt_rgba =
gtk_radio_button_new_with_label_from_widget(GTK_RADIO_BUTTON(fmt_rgb),
FMT[FMT_RGBA]);
gtk_widget_show(fmt_frame);
gtk_widget_show(fmt_rgb565);
gtk_widget_show(fmt_rgb);
gtk_widget_show(fmt_rgba);
/*
* Horizontal main box
*/
hbox = gtk_hbox_new(TRUE, 2);
gtk_widget_show(hbox);
/*
* Vertical box for radio buttons
*/
fmt_align = gtk_alignment_new(0.5, 0, 0, 0);
gtk_widget_show(fmt_align);
fmt_vbox = gtk_vbox_new(TRUE, 12);
gtk_container_add(GTK_CONTAINER(fmt_align), fmt_vbox);
gtk_container_set_border_width(GTK_CONTAINER(fmt_vbox), 12);
gtk_widget_show(fmt_vbox);
gtk_box_pack_start(GTK_BOX(fmt_vbox), fmt_frame, TRUE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(fmt_vbox), fmt_rgb565, TRUE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(fmt_vbox), fmt_rgb, TRUE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(fmt_vbox), fmt_rgba, TRUE, TRUE, 0);
/*
* Allow color key for RGB and RGBA
*/
g_signal_connect(G_OBJECT(fmt_rgb), "clicked", G_CALLBACK(on_RGB), NULL);
g_signal_connect(G_OBJECT(fmt_rgba), "clicked", G_CALLBACK(on_RGB), NULL);
/*
* Vertical box for color key
*/
ckey_align = gtk_alignment_new(0.5, 0, 0, 0);
gtk_widget_show(ckey_align);
ckey_vbox = gtk_vbox_new(FALSE, 2);
gtk_container_add(GTK_CONTAINER(ckey_align), ckey_vbox);
gtk_container_set_border_width(GTK_CONTAINER(ckey_vbox), 12);
ckey_frame = gimp_frame_new("Transparent color");
ckey_use = gtk_check_button_new_with_label("Set transparent color");
ckey_image = img_preview_new(image);
gimp_rgb_set_uchar(&color, plugin->ckey.R, plugin->ckey.G, plugin->ckey.B);
gimp_color =
gimp_color_button_new("Choose color", 64, 64, &color,
GIMP_COLOR_AREA_FLAT);
gtk_box_pack_start(GTK_BOX(ckey_vbox), ckey_frame, TRUE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(ckey_vbox), ckey_use, TRUE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(ckey_vbox), ckey_image, TRUE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(ckey_vbox), gimp_color, TRUE, TRUE, 0);
gtk_widget_show(gimp_color);
gtk_widget_show(ckey_vbox);
gtk_widget_show(ckey_frame);
gtk_widget_show(ckey_use);
gtk_widget_show(ckey_image);
g_signal_connect(G_OBJECT(ckey_use), "clicked", G_CALLBACK(on_ckey_use),
NULL);
g_signal_connect(G_OBJECT(ckey_image), "button-press-event",
G_CALLBACK(on_image_click), NULL);
/*
* Assemble all together
*/
gtk_box_pack_start(GTK_BOX(hbox), fmt_align, TRUE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(hbox), ckey_align, TRUE, TRUE, 0);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->vbox), hbox, TRUE, TRUE, 0);
/*
* Set initial parameters
*/
switch (plugin->format)
{
case FMT_RGB565:
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(fmt_rgb565), TRUE);
break;
case FMT_RGB:
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(fmt_rgb), TRUE);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(ckey_use),
plugin->ckey.is != 0);
break;
case FMT_RGBA:
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(fmt_rgba), TRUE);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(ckey_use),
plugin->ckey.is != 0);
break;
}
on_RGB(fmt_rgb, NULL);
on_ckey_use(ckey_use, NULL);
/*
* Run the dialog
*/
response = gimp_dialog_run(GIMP_DIALOG(dialog));
/*
* Get new parameters
*/
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(fmt_rgb565)))
plugin->format = FMT_RGB565;
else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(fmt_rgb)))
plugin->format = FMT_RGB;
else if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(fmt_rgba)))
plugin->format = FMT_RGBA;
plugin->ckey.is =
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(ckey_use)) ? 1 : 0;
gimp_color_button_get_color((GimpColorButton *) gimp_color, &color);
gimp_rgb_get_uchar(&color, &plugin->ckey.R, &plugin->ckey.G,
&plugin->ckey.B);
gtk_widget_destroy(dialog);
return (response == GTK_RESPONSE_OK);
}
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