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cache the image size to avoid roundtrips

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This commit is contained in:
Sven Neumann
2006-12-28 17:42:02 +00:00
parent ae1e568413
commit 02e18ee00b
1 changed files with 26 additions and 21 deletions
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47
plug-ins/print/print-page-layout.c
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@ -18,6 +18,8 @@
#include "config.h"
#include <string.h>
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
@ -30,6 +32,8 @@
typedef struct
{
PrintData *data;
gint image_width;
gint image_height;
GimpSizeEntry *size_entry;
GimpSizeEntry *resolution_entry;
GimpChainButton *chain;
@ -72,6 +76,12 @@ print_page_layout_gui (PrintData *data)
GtkWidget *label;
GtkWidget *frame;
memset (&info, 0, sizeof (PrintSizeInfo));
info.data = data;
info.image_width = gimp_image_width (data->image_id);
info.image_height = gimp_image_height (data->image_id);
main_vbox = gtk_vbox_new (FALSE, 12);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
@ -187,11 +197,9 @@ print_size_frame (PrintData *data)
gdouble image_width;
gdouble image_height;
info.data = data;
image_width = (gimp_image_width (data->image_id) *
image_width = (info.image_width *
gimp_unit_get_factor (data->unit) / data->xres);
image_height = (gimp_image_height (data->image_id) *
image_height = (info.image_height *
gimp_unit_get_factor (data->unit) / data->yres);
frame = gimp_frame_new (_("Image Size"));
@ -320,22 +328,19 @@ print_size_frame (PrintData *data)
static void
print_size_info_size_changed (GtkWidget *widget)
{
gdouble width;
gdouble height;
gdouble xres;
gdouble yres;
gdouble scale;
PrintData *data = info.data;
gint image_width = gimp_image_width (data->image_id);
gint image_height = gimp_image_height (data->image_id);
gdouble width;
gdouble height;
gdouble xres;
gdouble yres;
gdouble scale;
scale = gimp_unit_get_factor (gimp_size_entry_get_unit (info.size_entry));
width = gimp_size_entry_get_value (info.size_entry, 0);
height = gimp_size_entry_get_value (info.size_entry, 1);
xres = scale * image_width / MAX (0.0001, width);
yres = scale * image_height / MAX (0.0001, height);
xres = scale * info.image_width / MAX (0.0001, width);
yres = scale * info.image_height / MAX (0.0001, height);
print_size_info_set_resolution (&info, xres, yres);
}
@ -438,10 +443,10 @@ print_size_info_set_resolution (PrintSizeInfo *info,
NULL);
gimp_size_entry_set_value (info->size_entry, 0,
gimp_image_width (data->image_id) *
info->image_width *
gimp_unit_get_factor (data->unit) / xres);
gimp_size_entry_set_value (info->size_entry, 1,
gimp_image_height (data->image_id) *
info->image_height *
gimp_unit_get_factor (data->unit) / yres);
g_signal_handlers_unblock_by_func (info->size_entry,
@ -455,8 +460,6 @@ print_size_info_set_page_setup (PrintSizeInfo *info,
{
PrintData *data = info->data;
gchar *text;
gint image_width = gimp_image_width (data->image_id);
gint image_height = gimp_image_height (data->image_id);
gdouble page_width;
gdouble page_height;
gdouble x;
@ -478,7 +481,9 @@ print_size_info_set_page_setup (PrintSizeInfo *info,
if (info->chain && gimp_chain_button_get_active (info->chain))
{
gdouble ratio = (gdouble) image_width / (gdouble) image_height;
gdouble ratio;
ratio = (gdouble) info->image_width / (gdouble) info->image_height;
if (ratio < 1.0)
x = y * ratio;
@ -489,8 +494,8 @@ print_size_info_set_page_setup (PrintSizeInfo *info,
gimp_size_entry_set_value_boundaries (info->size_entry, 0, 0.0, x);
gimp_size_entry_set_value_boundaries (info->size_entry, 1, 0.0, y);
x = image_width / page_width;
y = image_height / page_height;
x = info->image_width / page_width;
y = info->image_height / page_height;
if (info->chain && gimp_chain_button_get_active (info->chain))
{