mirror of https://github.com/GNOME/gimp.git
161 lines
3.8 KiB
C
161 lines
3.8 KiB
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <math.h>
|
|
#include "gtk/gtk.h"
|
|
#include "libgimp/gimp.h"
|
|
#include "fp.h"
|
|
#include "fp_hsv.h"
|
|
|
|
extern AdvancedWindow AW;
|
|
extern FP_Params Current;
|
|
|
|
|
|
extern gint nudgeArray[256];
|
|
|
|
void
|
|
draw_slider(GdkWindow *window,
|
|
GdkGC *border_gc,
|
|
GdkGC *fill_gc,
|
|
int xpos)
|
|
{
|
|
int i;
|
|
for (i = 0; i < RANGE_HEIGHT; i++)
|
|
gdk_draw_line(window, fill_gc,xpos-i/2, i,xpos+i/2,i);
|
|
|
|
gdk_draw_line(window, border_gc, xpos, 0,
|
|
xpos - (RANGE_HEIGHT - 1) / 2, RANGE_HEIGHT - 1);
|
|
|
|
gdk_draw_line(window, border_gc, xpos, 0,
|
|
xpos + (RANGE_HEIGHT - 1) / 2, RANGE_HEIGHT - 1);
|
|
|
|
gdk_draw_line(window, border_gc,xpos-(RANGE_HEIGHT-1)/2,RANGE_HEIGHT-1,
|
|
xpos + (RANGE_HEIGHT-1)/2, RANGE_HEIGHT-1);
|
|
}
|
|
|
|
|
|
void
|
|
draw_it(GtkWidget *widget)
|
|
{
|
|
draw_slider(AW.aliasingGraph->window,
|
|
AW.aliasingGraph->style->black_gc,
|
|
AW.aliasingGraph->style->dark_gc[GTK_STATE_NORMAL],
|
|
Current.Cutoffs[SHADOWS]);
|
|
|
|
draw_slider(AW.aliasingGraph->window,
|
|
AW.aliasingGraph->style->black_gc,
|
|
AW.aliasingGraph->style->dark_gc[GTK_STATE_NORMAL],
|
|
Current.Cutoffs[MIDTONES]);
|
|
|
|
draw_slider(AW.aliasingGraph->window,
|
|
AW.aliasingGraph->style->black_gc,
|
|
AW.aliasingGraph->style->dark_gc[GTK_STATE_NORMAL],
|
|
Current.Offset);
|
|
}
|
|
|
|
void
|
|
slider_erase (GdkWindow *window,
|
|
int xpos)
|
|
{
|
|
gdk_window_clear_area (window, xpos - (RANGE_HEIGHT - 1) / 2, 0,
|
|
RANGE_HEIGHT, RANGE_HEIGHT);
|
|
}
|
|
|
|
gint
|
|
FP_Range_Change_Events (GtkWidget *widget,
|
|
GdkEvent *event,
|
|
FP_Params *current)
|
|
{
|
|
GdkEventButton *bevent;
|
|
GdkEventMotion *mevent;
|
|
gint shad, mid, offset, min;
|
|
static guchar *new;
|
|
gint x;
|
|
|
|
switch(event->type) {
|
|
|
|
case GDK_EXPOSE:
|
|
draw_it(NULL);
|
|
|
|
case GDK_BUTTON_PRESS:
|
|
bevent=(GdkEventButton *) event;
|
|
|
|
shad = abs(bevent->x - Current.Cutoffs[SHADOWS]);
|
|
mid = abs(bevent->x - Current.Cutoffs[MIDTONES]);
|
|
offset = abs(bevent->x - Current.Offset);
|
|
|
|
min= MIN(MIN(shad,mid),offset);
|
|
|
|
|
|
if (bevent->x >0 && bevent->x<256) {
|
|
if (min==shad)
|
|
new = &Current.Cutoffs[SHADOWS];
|
|
else if (min==mid)
|
|
new = &Current.Cutoffs[MIDTONES];
|
|
else
|
|
new = &Current.Offset;
|
|
|
|
slider_erase(AW.aliasingGraph->window,*new);
|
|
*new=bevent->x;
|
|
}
|
|
|
|
draw_it(NULL);
|
|
|
|
if (Current.RealTime) {
|
|
fp_range_preview_spill(AW.rangePreview,Current.ValueBy);
|
|
update_range_labels();
|
|
fp_create_smoothness_graph(AW.aliasingPreview);
|
|
refreshPreviews(Current.VisibleFrames);
|
|
}
|
|
break;
|
|
|
|
case GDK_BUTTON_RELEASE:
|
|
if (!Current.RealTime) {
|
|
fp_range_preview_spill(AW.rangePreview,Current.ValueBy);
|
|
update_range_labels();
|
|
fp_create_smoothness_graph(AW.aliasingPreview);
|
|
refreshPreviews(Current.VisibleFrames);
|
|
}
|
|
break;
|
|
|
|
case GDK_MOTION_NOTIFY:
|
|
mevent= (GdkEventMotion *) event;
|
|
gdk_window_get_pointer(widget->window, &x,NULL, NULL);
|
|
|
|
if (x>=0 && x<256) {
|
|
slider_erase(AW.aliasingGraph->window,*new);
|
|
*new=x;
|
|
draw_it(NULL);
|
|
if (Current.RealTime) {
|
|
fp_range_preview_spill(AW.rangePreview,Current.ValueBy);
|
|
update_range_labels();
|
|
fp_create_smoothness_graph(AW.aliasingPreview);
|
|
refreshPreviews(Current.VisibleFrames);
|
|
}
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
update_range_labels()
|
|
{
|
|
guchar buffer[3];
|
|
|
|
gtk_label_set(GTK_LABEL(Current.rangeLabels[1]),"0");
|
|
|
|
sprintf(buffer,"%d",Current.Cutoffs[SHADOWS]);
|
|
gtk_label_set(GTK_LABEL(Current.rangeLabels[3]),buffer);
|
|
gtk_label_set(GTK_LABEL(Current.rangeLabels[5]),buffer);
|
|
|
|
sprintf(buffer,"%d",Current.Cutoffs[MIDTONES]);
|
|
gtk_label_set(GTK_LABEL(Current.rangeLabels[7]),buffer);
|
|
gtk_label_set(GTK_LABEL(Current.rangeLabels[9]),buffer);
|
|
|
|
gtk_label_set(GTK_LABEL(Current.rangeLabels[11]),"255");
|
|
}
|