+++ /dev/null
-/* GTK - The GIMP Toolkit
- * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-/*
- * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
- * file for a list of people on the GTK+ Team. See the ChangeLog
- * files for a list of changes. These files are distributed with
- * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
- */
-
-/* modified by andreas meyer <hexx3000@gmx.de> */
-/* subsequently specialized for audio time displays by paul davis <paul@linuxaudiosystems.com> */
-
-#include <math.h>
-#include <stdio.h>
-#include <string.h>
-#include "gtk-custom-hruler.h"
-
-#define RULER_HEIGHT 14
-#define MINIMUM_INCR 5
-#define MAXIMUM_SUBDIVIDE 5
-
-#define ROUND(x) ((int) ((x) + 0.5))
-
-static void gtk_custom_hruler_class_init (GtkCustomHRulerClass * klass);
-static void gtk_custom_hruler_init (GtkCustomHRuler * custom_hruler);
-static gint gtk_custom_hruler_motion_notify (GtkWidget * widget, GdkEventMotion * event);
-static void gtk_custom_hruler_draw_ticks (GtkCustomRuler * ruler);
-static void gtk_custom_hruler_draw_pos (GtkCustomRuler * ruler);
-
-GType gtk_custom_hruler_get_type (void)
-{
- static GType hruler_type = 0;
-
- if (!hruler_type) {
- static const GTypeInfo hruler_info =
- {
- sizeof (GtkCustomHRulerClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
- (GClassInitFunc) gtk_custom_hruler_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (GtkCustomHRuler),
- 0, /* n_preallocs */
- (GInstanceInitFunc) gtk_custom_hruler_init,
- NULL /* value_table */
- };
-
- hruler_type = g_type_register_static (gtk_custom_ruler_get_type(), "GtkCustomHRuler",
- &hruler_info, (GTypeFlags)0);
- }
-
- return hruler_type;
-}
-
-static void
-gtk_custom_hruler_class_init (GtkCustomHRulerClass * klass)
-{
- GtkWidgetClass *widget_class;
- GtkCustomRulerClass *ruler_class;
-
- widget_class = (GtkWidgetClass *) klass;
- ruler_class = (GtkCustomRulerClass *) klass;
-
- widget_class->motion_notify_event = gtk_custom_hruler_motion_notify;
-
- ruler_class->draw_ticks = gtk_custom_hruler_draw_ticks;
- ruler_class->draw_pos = gtk_custom_hruler_draw_pos;
-}
-
-static void
-gtk_custom_hruler_init (GtkCustomHRuler * custom_hruler)
-{
- GtkWidget *widget;
-
- widget = GTK_WIDGET (custom_hruler);
- widget->requisition.width = widget->style->xthickness * 2 + 1;
- widget->requisition.height = widget->style->ythickness * 2 + RULER_HEIGHT;
-}
-
-
-GtkWidget *
-gtk_custom_hruler_new (void)
-{
- return GTK_WIDGET (gtk_type_new (gtk_custom_hruler_get_type ()));
-}
-
-static gint
-gtk_custom_hruler_motion_notify (GtkWidget * widget, GdkEventMotion * event)
-{
- GtkCustomRuler *ruler;
- gint x;
-
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_CUSTOM_HRULER (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
- ruler = GTK_CUSTOM_RULER (widget);
-
- if (event->is_hint)
- gdk_window_get_pointer (widget->window, &x, NULL, NULL);
- else
- x = event->x;
-
- ruler->position = ruler->lower + ((ruler->upper - ruler->lower) * x) / widget->allocation.width;
-
- /* Make sure the ruler has been allocated already */
- if (ruler->backing_store != NULL)
- gtk_custom_ruler_draw_pos (ruler);
-
- return FALSE;
-}
-
-static void
-gtk_custom_hruler_draw_ticks (GtkCustomRuler * ruler)
-{
- GtkWidget *widget;
- GdkGC *gc;
- gint i;
- GtkCustomRulerMark *marks;
- gint ythickness;
- gint nmarks;
- gint max_chars;
- gint digit_offset;
- PangoLayout *layout;
- PangoRectangle logical_rect, ink_rect;
-
- g_return_if_fail (ruler != NULL);
- g_return_if_fail (GTK_IS_CUSTOM_HRULER (ruler));
-
- if (!GTK_WIDGET_DRAWABLE (ruler))
- return;
-
- widget = GTK_WIDGET (ruler);
-
- gc = widget->style->fg_gc[GTK_STATE_NORMAL];
-
- layout = gtk_widget_create_pango_layout (widget, "012456789");
- pango_layout_get_extents (layout, &ink_rect, &logical_rect);
-
- digit_offset = ink_rect.y;
-
- ythickness = widget->style->ythickness;
-
- gtk_paint_box (widget->style, ruler->backing_store,
- GTK_STATE_NORMAL, GTK_SHADOW_NONE,
- NULL, widget, "custom_hruler", 0, 0, widget->allocation.width, widget->allocation.height);
-
- gdk_draw_line (ruler->backing_store, gc, 0, widget->allocation.height - 1,
- widget->allocation.width, widget->allocation.height - 1);
-
- if ((ruler->upper - ruler->lower) == 0) {
- return;
- }
-
- /* we have to assume a fixed width font here */
-
- max_chars = widget->allocation.width / 12; // XXX FIX ME: pixel with of the char `8'
-
- nmarks = ruler->metric->get_marks (&marks, ruler->lower, ruler->upper, max_chars);
-
- for (i = 0; i < nmarks; i++) {
- gint pos;
- gint height;
-
- pos = ROUND ((marks[i].position - ruler->lower) / ruler->metric->units_per_pixel);
- height = widget->allocation.height;
-
- switch (marks[i].style) {
- case GtkCustomRulerMarkMajor:
- gdk_draw_line (ruler->backing_store, gc, pos, height, pos, 0);
- break;
- case GtkCustomRulerMarkMinor:
- gdk_draw_line (ruler->backing_store, gc, pos, height, pos, height - (height/2));
- break;
- case GtkCustomRulerMarkMicro:
- gdk_draw_line (ruler->backing_store, gc, pos, height, pos, height - 3);
- break;
- }
-
- pango_layout_set_text (layout, marks[i].label, -1);
- pango_layout_get_extents (layout, &logical_rect, NULL);
-
- gtk_paint_layout (widget->style,
- ruler->backing_store,
- GTK_WIDGET_STATE (widget),
- FALSE,
- NULL,
- widget,
- "hruler",
- pos + 2, ythickness + PANGO_PIXELS (logical_rect.y - digit_offset),
- layout);
-
- g_free (marks[i].label);
- }
-
- if (nmarks) {
- g_free (marks);
- }
-
- g_object_unref (layout);
-}
-
-static void
-gtk_custom_hruler_draw_pos (GtkCustomRuler * ruler)
-{
- GtkWidget *widget;
- GdkGC *gc;
- int i;
- gint x, y;
- gint width, height;
- gint bs_width, bs_height;
- gint xthickness;
- gint ythickness;
- gfloat increment;
-
- g_return_if_fail (ruler != NULL);
- g_return_if_fail (GTK_IS_CUSTOM_HRULER (ruler));
- if (GTK_WIDGET_DRAWABLE (ruler) && (ruler->upper - ruler->lower) > 0) {
- widget = GTK_WIDGET (ruler);
- gc = widget->style->fg_gc[GTK_STATE_NORMAL];
- xthickness = widget->style->xthickness;
- ythickness = widget->style->ythickness;
- width = widget->allocation.width;
- height = widget->allocation.height - ythickness * 2;
-
- bs_width = height / 2;
- bs_width |= 1; /* make sure it's odd */
- bs_height = bs_width / 2 + 1;
-
- if ((bs_width > 0) && (bs_height > 0)) {
- /* If a backing store exists, restore the ruler */
- if (ruler->backing_store && ruler->non_gr_exp_gc)
- gdk_draw_drawable (ruler->widget.window,
- ruler->non_gr_exp_gc,
- GDK_DRAWABLE(ruler->backing_store), ruler->xsrc, ruler->ysrc, ruler->xsrc, ruler->ysrc, bs_width, bs_height);
-
- increment = (gfloat) width / (ruler->upper - ruler->lower);
- x = ROUND ((ruler->position - ruler->lower) * increment) + (xthickness - bs_width) / 2 - 1;
- y = (height + bs_height) / 2 + ythickness;
-
- for (i = 0; i < bs_height; i++)
- gdk_draw_line (widget->window, gc, x + i, y + i, x + bs_width - 1 - i, y + i);
-
-
- ruler->xsrc = x;
- ruler->ysrc = y;
- }
- }
-}
+++ /dev/null
-/* GTK - The GIMP Toolkit
- * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-/*
- * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
- * file for a list of people on the GTK+ Team. See the ChangeLog
- * files for a list of changes. These files are distributed with
- * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
- */
-
-/* modified by andreas meyer <hexx3000@gmx.de> */
-
-#include <stdio.h>
-#include "gettext.h"
-#define _(Text) dgettext (PACKAGE,Text)
-
-#include "gtk-custom-ruler.h"
-
-enum
-{
- PROP_0,
- PROP_LOWER,
- PROP_UPPER,
- PROP_POSITION,
- PROP_MAX_SIZE,
- PROP_SHOW_POSITION
-};
-
-static void gtk_custom_ruler_class_init (GtkCustomRulerClass * klass);
-static void gtk_custom_ruler_init (GtkCustomRuler * ruler);
-static void gtk_custom_ruler_realize (GtkWidget * widget);
-static void gtk_custom_ruler_unrealize (GtkWidget * widget);
-static void gtk_custom_ruler_size_allocate (GtkWidget * widget, GtkAllocation * allocation);
-static gint gtk_custom_ruler_expose (GtkWidget * widget, GdkEventExpose * event);
-static void gtk_custom_ruler_make_pixmap (GtkCustomRuler * ruler);
-static void gtk_custom_ruler_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec);
-static void gtk_custom_ruler_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec);
-
-
-static gint
-default_metric_get_marks (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars)
-{
- (void) marks;
- (void) lower;
- (void) upper;
- (void) maxchars;
-
- return 0;
-}
-
-static const GtkCustomMetric default_metric = {
- 1.0,
- default_metric_get_marks
-};
-
-static GtkWidgetClass *parent_class;
-
-GType gtk_custom_ruler_get_type (void)
-{
- static GType ruler_type = 0;
-
- if (!ruler_type)
- {
- static const GTypeInfo ruler_info =
- {
- sizeof (GtkCustomRulerClass),
- (GBaseInitFunc) NULL, /* base_init */
- (GBaseFinalizeFunc) NULL, /* base_finalize */
- (GClassInitFunc) gtk_custom_ruler_class_init,
- (GClassFinalizeFunc) NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (GtkCustomRuler),
- 0, /* n_preallocs */
- (GInstanceInitFunc) gtk_custom_ruler_init,
- NULL /* value_table */
- };
-
- ruler_type = g_type_register_static (GTK_TYPE_WIDGET, "GtkCustomRuler",
- &ruler_info, (GTypeFlags)0);
- }
-
- return ruler_type;
-}
-
-static void
-gtk_custom_ruler_class_init (GtkCustomRulerClass * class)
-{
- GObjectClass *gobject_class;
- GtkWidgetClass *widget_class;
-
- gobject_class = (GObjectClass *) class;
- widget_class = (GtkWidgetClass*) class;
-
- parent_class = g_type_class_peek_parent (class);
-
- gobject_class->set_property = gtk_custom_ruler_set_property;
- gobject_class->get_property = gtk_custom_ruler_get_property;
-
- widget_class->realize = gtk_custom_ruler_realize;
- widget_class->unrealize = gtk_custom_ruler_unrealize;
- widget_class->size_allocate = gtk_custom_ruler_size_allocate;
- widget_class->expose_event = gtk_custom_ruler_expose;
-
- class->draw_ticks = NULL;
- class->draw_pos = NULL;
-
- g_object_class_install_property (gobject_class,
- PROP_LOWER,
- g_param_spec_double ("lower",
- _("Lower"),
- _("Lower limit of ruler"),
- -G_MAXDOUBLE,
- G_MAXDOUBLE,
- 0.0,
- G_PARAM_READWRITE));
-
- g_object_class_install_property (gobject_class,
- PROP_UPPER,
- g_param_spec_double ("upper",
- _("Upper"),
- _("Upper limit of ruler"),
- -G_MAXDOUBLE,
- G_MAXDOUBLE,
- 0.0,
- G_PARAM_READWRITE));
-
- g_object_class_install_property (gobject_class,
- PROP_POSITION,
- g_param_spec_double ("position",
- _("Position"),
- _("Position of mark on the ruler"),
- -G_MAXDOUBLE,
- G_MAXDOUBLE,
- 0.0,
- G_PARAM_READWRITE));
-
- g_object_class_install_property (gobject_class,
- PROP_MAX_SIZE,
- g_param_spec_double ("max_size",
- _("Max Size"),
- _("Maximum size of the ruler"),
- -G_MAXDOUBLE,
- G_MAXDOUBLE,
- 0.0,
- G_PARAM_READWRITE));
-
- g_object_class_install_property (gobject_class,
- PROP_SHOW_POSITION,
- g_param_spec_boolean ("show_position",
- _("Show Position"),
- _("Draw current ruler position"),
- TRUE,
- G_PARAM_READWRITE));
-}
-
-static void
-gtk_custom_ruler_init (GtkCustomRuler * ruler)
-{
- ruler->backing_store = NULL;
- ruler->non_gr_exp_gc = NULL;
- ruler->xsrc = 0;
- ruler->ysrc = 0;
- ruler->slider_size = 0;
- ruler->lower = 0;
- ruler->upper = 0;
- ruler->position = 0;
- ruler->max_size = 0;
- ruler->show_position = FALSE;
-
- gtk_custom_ruler_set_metric (ruler, NULL);
-}
-
-static void
-gtk_custom_ruler_set_property (GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- GtkCustomRuler *ruler = GTK_CUSTOM_RULER (object);
- (void) pspec;
-
- switch (prop_id)
- {
- case PROP_LOWER:
- gtk_custom_ruler_set_range (ruler, g_value_get_double (value), ruler->upper,
- ruler->position, ruler->max_size);
- break;
- case PROP_UPPER:
- gtk_custom_ruler_set_range (ruler, ruler->lower, g_value_get_double (value),
- ruler->position, ruler->max_size);
- break;
- case PROP_POSITION:
- gtk_custom_ruler_set_range (ruler, ruler->lower, ruler->upper,
- g_value_get_double (value), ruler->max_size);
- break;
- case PROP_MAX_SIZE:
- gtk_custom_ruler_set_range (ruler, ruler->lower, ruler->upper,
- ruler->position, g_value_get_double (value));
- break;
- case PROP_SHOW_POSITION:
- gtk_custom_ruler_set_show_position (ruler, g_value_get_boolean (value));
- break;
- }
-}
-
-static void
-gtk_custom_ruler_get_property (GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec)
-{
- GtkCustomRuler *ruler = GTK_CUSTOM_RULER (object);
-
- switch (prop_id)
- {
- case PROP_LOWER:
- g_value_set_double (value, ruler->lower);
- break;
- case PROP_UPPER:
- g_value_set_double (value, ruler->upper);
- break;
- case PROP_POSITION:
- g_value_set_double (value, ruler->position);
- break;
- case PROP_MAX_SIZE:
- g_value_set_double (value, ruler->max_size);
- break;
- case PROP_SHOW_POSITION:
- g_value_set_boolean (value, ruler->show_position);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-void
-gtk_custom_ruler_set_metric (GtkCustomRuler * ruler, GtkCustomMetric * metric)
-{
- g_return_if_fail (ruler != NULL);
- g_return_if_fail (GTK_IS_CUSTOM_RULER (ruler));
-
- if (metric == NULL)
- ruler->metric = (GtkCustomMetric *) & default_metric;
- else
- ruler->metric = metric;
-
- if (GTK_WIDGET_DRAWABLE (ruler))
- gtk_widget_queue_draw (GTK_WIDGET (ruler));
-}
-
-void
-gtk_custom_ruler_set_range (GtkCustomRuler *ruler,
- gdouble lower,
- gdouble upper,
- gdouble position,
- gdouble max_size)
-{
- g_return_if_fail (GTK_IS_CUSTOM_RULER (ruler));
-
- g_object_freeze_notify (G_OBJECT (ruler));
- if (ruler->lower != lower)
- {
- ruler->lower = lower;
- g_object_notify (G_OBJECT (ruler), "lower");
- }
- if (ruler->upper != upper)
- {
- ruler->upper = upper;
- g_object_notify (G_OBJECT (ruler), "upper");
- }
- if (ruler->position != position)
- {
- ruler->position = position;
- g_object_notify (G_OBJECT (ruler), "position");
- }
- if (ruler->max_size != max_size)
- {
- ruler->max_size = max_size;
- g_object_notify (G_OBJECT (ruler), "max-size");
- }
- g_object_thaw_notify (G_OBJECT (ruler));
-
- if (GTK_WIDGET_DRAWABLE (ruler))
- gtk_widget_queue_draw (GTK_WIDGET (ruler));
-}
-
-/**
- * gtk_custom_ruler_get_range:
- * @ruler: a #GtkCustomRuler
- * @lower: location to store lower limit of the ruler, or %NULL
- * @upper: location to store upper limit of the ruler, or %NULL
- * @position: location to store the current position of the mark on the ruler, or %NULL
- * @max_size: location to store the maximum size of the ruler used when calculating
- * the space to leave for the text, or %NULL.
- *
- * Retrieves values indicating the range and current position of a #GtkCustomRuler.
- * See gtk_custom_ruler_set_range().
- **/
-void
-gtk_custom_ruler_get_range (GtkCustomRuler *ruler,
- gdouble *lower,
- gdouble *upper,
- gdouble *position,
- gdouble *max_size)
-{
- g_return_if_fail (GTK_IS_CUSTOM_RULER (ruler));
-
- if (lower)
- *lower = ruler->lower;
- if (upper)
- *upper = ruler->upper;
- if (position)
- *position = ruler->position;
- if (max_size)
- *max_size = ruler->max_size;
-}
-
-void
-gtk_custom_ruler_draw_ticks (GtkCustomRuler * ruler)
-{
- g_return_if_fail (GTK_IS_CUSTOM_RULER (ruler));
-
- if (GTK_CUSTOM_RULER_GET_CLASS (ruler)->draw_ticks)
- GTK_CUSTOM_RULER_GET_CLASS (ruler)->draw_ticks (ruler);
-
-}
-
-void
-gtk_custom_ruler_draw_pos (GtkCustomRuler * ruler)
-{
- g_return_if_fail (GTK_IS_CUSTOM_RULER (ruler));
-
- if (GTK_CUSTOM_RULER_GET_CLASS (ruler)->draw_pos && ruler->show_position)
- GTK_CUSTOM_RULER_GET_CLASS (ruler)->draw_pos (ruler);
-}
-
-static void
-gtk_custom_ruler_realize (GtkWidget * widget)
-{
- GtkCustomRuler *ruler;
- GdkWindowAttr attributes;
- gint attributes_mask;
-
- g_return_if_fail (widget != NULL);
- g_return_if_fail (GTK_IS_CUSTOM_RULER (widget));
-
- ruler = GTK_CUSTOM_RULER (widget);
- GTK_WIDGET_SET_FLAGS (ruler, GTK_REALIZED);
-
- attributes.window_type = GDK_WINDOW_CHILD;
- attributes.x = widget->allocation.x;
- attributes.y = widget->allocation.y;
- attributes.width = widget->allocation.width;
- attributes.height = widget->allocation.height;
- attributes.wclass = GDK_INPUT_OUTPUT;
- attributes.visual = gtk_widget_get_visual (widget);
- attributes.colormap = gtk_widget_get_colormap (widget);
- attributes.event_mask = gtk_widget_get_events (widget);
- attributes.event_mask |= (GDK_EXPOSURE_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK);
-
- attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
-
- widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
- gdk_window_set_user_data (widget->window, ruler);
-
- widget->style = gtk_style_attach (widget->style, widget->window);
- gtk_style_set_background (widget->style, widget->window, GTK_STATE_ACTIVE);
-
- gtk_custom_ruler_make_pixmap (ruler);
-}
-
-static void
-gtk_custom_ruler_unrealize (GtkWidget *widget)
-{
- GtkCustomRuler *ruler = GTK_CUSTOM_RULER (widget);
-
- if (ruler->backing_store)
- g_object_unref (ruler->backing_store);
- if (ruler->non_gr_exp_gc)
- g_object_unref (ruler->non_gr_exp_gc);
-
- ruler->backing_store = NULL;
- ruler->non_gr_exp_gc = NULL;
-
- if (GTK_WIDGET_CLASS (parent_class)->unrealize)
- (* GTK_WIDGET_CLASS (parent_class)->unrealize) (widget);
-}
-
-static void
-gtk_custom_ruler_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation)
-{
- GtkCustomRuler *ruler = GTK_CUSTOM_RULER (widget);
-
- widget->allocation = *allocation;
-
- if (GTK_WIDGET_REALIZED (widget))
- {
- gdk_window_move_resize (widget->window,
- allocation->x, allocation->y,
- allocation->width, allocation->height);
-
- gtk_custom_ruler_make_pixmap (ruler);
- }
-}
-
-static gint
-gtk_custom_ruler_expose (GtkWidget * widget, GdkEventExpose * event)
-{
- GtkCustomRuler *ruler;
-
- g_return_val_if_fail (widget != NULL, FALSE);
- g_return_val_if_fail (GTK_IS_CUSTOM_RULER (widget), FALSE);
- g_return_val_if_fail (event != NULL, FALSE);
-
- if (GTK_WIDGET_DRAWABLE (widget)) {
- ruler = GTK_CUSTOM_RULER (widget);
-
- gtk_custom_ruler_draw_ticks (ruler);
-
- gdk_draw_drawable (widget->window,
- ruler->non_gr_exp_gc,
- GDK_DRAWABLE(ruler->backing_store), 0, 0, 0, 0, widget->allocation.width, widget->allocation.height);
-
- gtk_custom_ruler_draw_pos (ruler);
- }
-
- return FALSE;
-}
-
-
-static void
-gtk_custom_ruler_make_pixmap (GtkCustomRuler *ruler)
-{
- GtkWidget *widget;
- gint width;
- gint height;
-
- widget = GTK_WIDGET (ruler);
-
- if (ruler->backing_store)
- {
- gdk_drawable_get_size (ruler->backing_store, &width, &height);
- if ((width == widget->allocation.width) &&
- (height == widget->allocation.height))
- return;
-
- g_object_unref (ruler->backing_store);
- }
-
- ruler->backing_store = gdk_pixmap_new (widget->window,
- widget->allocation.width,
- widget->allocation.height,
- -1);
-
- ruler->xsrc = 0;
- ruler->ysrc = 0;
-
- if (!ruler->non_gr_exp_gc)
- {
- ruler->non_gr_exp_gc = gdk_gc_new (widget->window);
- gdk_gc_set_exposures (ruler->non_gr_exp_gc, FALSE);
- }
-}
-
-void
-gtk_custom_ruler_set_show_position (GtkCustomRuler * ruler, gboolean yn)
-{
- ruler->show_position = yn;
-}
+++ /dev/null
-/* GTK - The GIMP Toolkit
- * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-/*
- * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
- * file for a list of people on the GTK+ Team. See the ChangeLog
- * files for a list of changes. These files are distributed with
- * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
- */
-
-/* modified by andreas meyer <hexx3000@gmx.de> */
-
-#ifndef __GTK_CUSTOM_RULER_H__
-#define __GTK_CUSTOM_RULER_H__
-
-#include <gdk/gdk.h>
-#include <gtk/gtkwidget.h>
-
-
-G_BEGIN_DECLS
-
-#define GTK_TYPE_CUSTOM_RULER (gtk_custom_ruler_get_type ())
-#define GTK_CUSTOM_RULER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CUSTOM_RULER, GtkCustomRuler))
-#define GTK_CUSTOM_RULER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CUSTOM_RULER, GtkCustomRulerClass))
-#define GTK_IS_CUSTOM_RULER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CUSTOM_RULER))
-#define GTK_IS_CUSTOM_RULER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CUSTOM_RULER))
-#define GTK_CUSTOM_RULER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CUSTOM_RULER, GtkCustomRulerClass))
-
-typedef struct _GtkCustomRuler GtkCustomRuler;
-typedef struct _GtkCustomRulerClass GtkCustomRulerClass;
-typedef struct _GtkCustomMetric GtkCustomMetric;
-typedef struct _GtkCustomRulerMark GtkCustomRulerMark;
-
-struct _GtkCustomRuler {
- GtkWidget widget;
-
- GdkPixmap *backing_store;
- GdkGC *non_gr_exp_gc;
- GtkCustomMetric *metric;
- gint xsrc, ysrc;
- gint slider_size;
- gboolean show_position;
-
- /* The upper limit of the ruler (in points) */
- gdouble lower;
- /* The lower limit of the ruler */
- gdouble upper;
- /* The position of the mark on the ruler */
- gdouble position;
- /* The maximum size of the ruler */
- gdouble max_size;
-};
-
-struct _GtkCustomRulerClass {
- GtkWidgetClass parent_class;
-
- void (* draw_ticks) (GtkCustomRuler *ruler);
- void (* draw_pos) (GtkCustomRuler *ruler);
-};
-
-typedef enum {
- GtkCustomRulerMarkMajor,
- GtkCustomRulerMarkMinor,
- GtkCustomRulerMarkMicro
-} GtkCustomRulerMarkStyle;
-
-struct _GtkCustomRulerMark {
- gchar *label;
- gdouble position;
- GtkCustomRulerMarkStyle style;
-};
-
-struct _GtkCustomMetric {
- gfloat units_per_pixel;
- gint (* get_marks) (GtkCustomRulerMark **marks, gdouble lower, gdouble upper, gint maxchars);
-};
-
-GType gtk_custom_ruler_get_type (void);
-void gtk_custom_ruler_set_metric (GtkCustomRuler *ruler, GtkCustomMetric *metric);
-void gtk_custom_ruler_set_range (GtkCustomRuler *ruler,
- gdouble lower,
- gdouble upper,
- gdouble position,
- gdouble max_size);
-void gtk_custom_ruler_draw_ticks (GtkCustomRuler *ruler);
-void gtk_custom_ruler_draw_pos (GtkCustomRuler *ruler);
-void gtk_custom_ruler_set_show_position (GtkCustomRuler *rule, gboolean yn);
-
-G_END_DECLS
-
-#endif /* __GTK_CUSTOM_RULER_H__ */
projects / ardour.git / commitdiff