/*
* Geeqie
* (C) 2006 John Ellis
+ * Copyright (C) 2008 - 2012 The Geeqie Team
*
* Author: John Ellis
*
#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
#include <math.h>
+
+#include "main.h"
#include "pixbuf-renderer.h"
+#include "renderer-tiles.h"
+#include "renderer-clutter.h"
+
#include "intl.h"
+#include "layout.h"
#include <gtk/gtk.h>
-
/* comment this out if not using this from within Geeqie
* defining GQ_BUILD does these things:
* - Sets the shift-click scroller pixbuf to a nice icon instead of a black box
*/
#define GQ_BUILD 1
-
#ifdef GQ_BUILD
- #include "pixbuf_util.h"
-
- /* for debug */
- #include "main.h"
+#include "main.h"
+#include "pixbuf_util.h"
+#include "exif.h"
+#else
+typedef enum {
+ EXIF_ORIENTATION_UNKNOWN = 0,
+ EXIF_ORIENTATION_TOP_LEFT = 1,
+ EXIF_ORIENTATION_TOP_RIGHT = 2,
+ EXIF_ORIENTATION_BOTTOM_RIGHT = 3,
+ EXIF_ORIENTATION_BOTTOM_LEFT = 4,
+ EXIF_ORIENTATION_LEFT_TOP = 5,
+ EXIF_ORIENTATION_RIGHT_TOP = 6,
+ EXIF_ORIENTATION_RIGHT_BOTTOM = 7,
+ EXIF_ORIENTATION_LEFT_BOTTOM = 8
+} ExifOrientationType;
#endif
-/* size to use when breaking up image pane for rendering */
-#define PR_TILE_SIZE 128
-
-/* default size of tile cache (mb) */
-#define PR_CACHE_SIZE_DEFAULT 8
-
/* default min and max zoom */
#define PR_ZOOM_MIN -32.0
#define PR_ZOOM_MAX 32.0
#define PR_SCROLLER_UPDATES_PER_SEC 30
#define PR_SCROLLER_DEAD_ZONE 6
-/* alpha channel checkerboard background (same as gimp) */
-#define PR_ALPHA_CHECK1 0x00999999
-#define PR_ALPHA_CHECK2 0x00666666
-#define PR_ALPHA_CHECK_SIZE 16
-
/* when scaling image to below this size, use nearest pixel for scaling
* (below about 4, the other scale types become slow generating their conversion tables)
*/
#define PR_MIN_SCALE_SIZE 8
-typedef enum {
- EXIF_ORIENTATION_UNKNOWN = 0,
- EXIF_ORIENTATION_TOP_LEFT = 1,
- EXIF_ORIENTATION_TOP_RIGHT = 2,
- EXIF_ORIENTATION_BOTTOM_RIGHT = 3,
- EXIF_ORIENTATION_BOTTOM_LEFT = 4,
- EXIF_ORIENTATION_LEFT_TOP = 5,
- EXIF_ORIENTATION_RIGHT_TOP = 6,
- EXIF_ORIENTATION_RIGHT_BOTTOM = 7,
- EXIF_ORIENTATION_LEFT_BOTTOM = 8
-} ExifOrientationType;
-
-
-typedef enum {
- TILE_RENDER_NONE = 0, /* do nothing */
- TILE_RENDER_AREA, /* render an area of the tile */
- TILE_RENDER_ALL /* render the whole tile */
-} ImageTileRenderType;
-
-typedef struct _ImageTile ImageTile;
-typedef struct _QueueData QueueData;
-
-struct _ImageTile
-{
- GdkPixmap *pixmap; /* off screen buffer */
- GdkPixbuf *pixbuf; /* pixbuf area for zooming */
- gint x; /* x offset into image */
- gint y; /* y offset into image */
- gint w; /* width that is visible (may be less if at edge of image) */
- gint h; /* height '' */
-
- gboolean blank;
-
-/* render_todo: (explanation)
- NONE do nothing
- AREA render area of tile, usually only used when loading an image
- note: will jump to an ALL if render_done is not ALL.
- ALL render entire tile, if never done before w/ ALL, for expose events *only*
-*/
-
- ImageTileRenderType render_todo; /* what to do (see above) */
- ImageTileRenderType render_done; /* highest that has been done before on tile */
-
- QueueData *qd;
- QueueData *qd2;
-
- guint size; /* est. memory used by pixmap and pixbuf */
-};
-
-struct _QueueData
-{
- ImageTile *it;
- gint x;
- gint y;
- gint w;
- gint h;
- gboolean new_data;
-};
-
-typedef struct _SourceTile SourceTile;
-struct _SourceTile
-{
- gint x;
- gint y;
- GdkPixbuf *pixbuf;
- gboolean blank;
-};
-
-typedef struct _OverlayData OverlayData;
-struct _OverlayData
-{
- gint id;
-
- GdkPixbuf *pixbuf;
- GdkWindow *window;
-
- gint x;
- gint y;
- gint relative; /* x,y coordinates are relative, negative values start bottom right */
-
- gint always; /* hide temporarily when scrolling (not yet implemented) */
-};
-
enum {
SIGNAL_ZOOM = 0,
SIGNAL_CLICKED,
SIGNAL_SCROLL_NOTIFY,
SIGNAL_RENDER_COMPLETE,
SIGNAL_DRAG,
+ SIGNAL_UPDATE_PIXEL,
SIGNAL_COUNT
};
PROP_ZOOM_QUALITY,
PROP_ZOOM_2PASS,
PROP_ZOOM_EXPAND,
- PROP_DITHER_QUALITY,
PROP_SCROLL_RESET,
PROP_DELAY_FLIP,
PROP_LOADING,
PROP_AUTOFIT_LIMIT_VALUE
};
-
+typedef enum {
+ PR_ZOOM_NONE = 0,
+ PR_ZOOM_FORCE = 1 << 0,
+ PR_ZOOM_NEW = 1 << 1,
+ PR_ZOOM_CENTER = 1 << 2,
+ PR_ZOOM_INVALIDATE = 1 << 3,
+ PR_ZOOM_LAZY = 1 << 4 /* wait with redraw for pixbuf_renderer_area_changed */
+} PrZoomFlags;
static guint signals[SIGNAL_COUNT] = { 0 };
static GtkEventBoxClass *parent_class = NULL;
const GValue *value, GParamSpec *pspec);
static void pixbuf_renderer_get_property(GObject *object, guint prop_id,
GValue *value, GParamSpec *pspec);
-static gint pixbuf_renderer_expose(GtkWidget *widget, GdkEventExpose *event);
-
-static void pr_render_complete_signal(PixbufRenderer *pr);
-
-static void pr_overlay_list_clear(PixbufRenderer *pr);
-static void pr_scroller_timer_set(PixbufRenderer *pr, gint start);
-static void pr_border_draw(PixbufRenderer *pr, gint x, gint y, gint w, gint h);
+static void pr_scroller_timer_set(PixbufRenderer *pr, gboolean start);
static void pr_source_tile_free_all(PixbufRenderer *pr);
-static void pr_tile_free_all(PixbufRenderer *pr);
-static void pr_tile_invalidate_region(PixbufRenderer *pr, gint x, gint y, gint w, gint h);
-static gint pr_tile_is_visible(PixbufRenderer *pr, ImageTile *it);
-static void pr_queue_clear(PixbufRenderer *pr);
-static void pr_queue_merge(QueueData *parent, QueueData *qd);
-static void pr_queue(PixbufRenderer *pr, gint x, gint y, gint w, gint h,
- gint clamp, ImageTileRenderType render, gint new_data, gint only_existing);
-
-static void pr_redraw(PixbufRenderer *pr, gint new_data);
static void pr_zoom_sync(PixbufRenderer *pr, gdouble zoom,
- gint force, gint new,
- gint center_point, gint px, gint py);
+ PrZoomFlags flags, gint px, gint py);
static void pr_signals_connect(PixbufRenderer *pr);
static void pr_size_cb(GtkWidget *widget, GtkAllocation *allocation, gpointer data);
-static void pixbuf_renderer_paint(PixbufRenderer *pr, GdkRectangle *area);
+static void pr_stereo_temp_disable(PixbufRenderer *pr, gboolean disable);
/*
{
static const GTypeInfo pixbuf_renderer_info =
{
- sizeof(PixbufRendererClass),
+ sizeof(PixbufRendererClass), /* class_size */
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc)pixbuf_renderer_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
- sizeof(PixbufRenderer),
+ sizeof(PixbufRenderer), /* instance_size */
0, /* n_preallocs */
- (GInstanceInitFunc)pixbuf_renderer_init,
+ (GInstanceInitFunc)pixbuf_renderer_init, /* instance_init */
+ NULL, /* value_table */
};
pixbuf_renderer_type = g_type_register_static(GTK_TYPE_EVENT_BOX, "PixbufRenderer",
static void pixbuf_renderer_class_init(PixbufRendererClass *class)
{
GObjectClass *gobject_class = G_OBJECT_CLASS(class);
- GtkWidgetClass *widget_class = GTK_WIDGET_CLASS(class);
parent_class = g_type_class_peek_parent(class);
gobject_class->finalize = pixbuf_renderer_finalize;
- widget_class->expose_event = pixbuf_renderer_expose;
-
g_object_class_install_property(gobject_class,
PROP_ZOOM_MIN,
g_param_spec_double("zoom_min",
NULL,
FALSE,
G_PARAM_READABLE | G_PARAM_WRITABLE));
-
- g_object_class_install_property(gobject_class,
- PROP_DITHER_QUALITY,
- g_param_spec_uint("dither_quality",
- "Dither quality",
- NULL,
- GDK_RGB_DITHER_NONE,
- GDK_RGB_DITHER_MAX,
- GDK_RGB_DITHER_NORMAL,
- G_PARAM_READABLE | G_PARAM_WRITABLE));
-
g_object_class_install_property(gobject_class,
PROP_SCROLL_RESET,
g_param_spec_uint("scroll_reset",
g_cclosure_marshal_VOID__BOXED,
G_TYPE_NONE, 1,
GDK_TYPE_EVENT);
+
+ signals[SIGNAL_UPDATE_PIXEL] =
+ g_signal_new("update-pixel",
+ G_OBJECT_CLASS_TYPE(gobject_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET(PixbufRendererClass, update_pixel),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
}
+static RendererFuncs *pr_backend_renderer_new(PixbufRenderer *pr)
+{
+ if (options->image.use_clutter_renderer)
+ {
+#ifdef HAVE_CLUTTER
+ return renderer_clutter_new(pr);
+#else
+ DEBUG_0("Geeqie is built without clutter renderer support");
+#endif
+ }
+ return renderer_tiles_new(pr);
+}
+
+
static void pixbuf_renderer_init(PixbufRenderer *pr)
{
GtkWidget *box;
pr->zoom = 1.0;
pr->scale = 1.0;
-
- pr->dither_quality = GDK_RGB_DITHER_NORMAL;
+ pr->aspect_ratio = 1.0;
pr->scroll_reset = PR_SCROLL_RESET_TOPLEFT;
- pr->draw_idle_id = -1;
-
- pr->tile_width = PR_TILE_SIZE;
- pr->tile_height = PR_TILE_SIZE;
-
- pr->tiles = NULL;
- pr->tile_cache_size = 0;
-
- pr->tile_cache_max = PR_CACHE_SIZE_DEFAULT;
-
- pr->scroller_id = -1;
+ pr->scroller_id = 0;
pr->scroller_overlay = -1;
+
+ pr->x_mouse = -1;
+ pr->y_mouse = -1;
pr->source_tiles_enabled = FALSE;
pr->source_tiles = NULL;
pr->orientation = 1;
+ pr->norm_center_x = 0.5;
+ pr->norm_center_y = 0.5;
+
+ pr->stereo_mode = PR_STEREO_NONE;
+
+ pr->renderer = pr_backend_renderer_new(pr);
+
+ pr->renderer2 = NULL;
+
gtk_widget_set_double_buffered(box, FALSE);
g_signal_connect_after(G_OBJECT(box), "size_allocate",
G_CALLBACK(pr_size_cb), pr);
pr = PIXBUF_RENDERER(object);
- pr_queue_clear(pr);
- pr_tile_free_all(pr);
+ pr->renderer->free(pr->renderer);
+ if (pr->renderer2) pr->renderer2->free(pr->renderer2);
+
if (pr->pixbuf) g_object_unref(pr->pixbuf);
- if (pr->spare_tile) gdk_pixbuf_unref(pr->spare_tile);
pr_scroller_timer_set(pr, FALSE);
- pr_overlay_list_clear(pr);
pr_source_tile_free_all(pr);
}
-PixbufRenderer* pixbuf_renderer_new(void)
+PixbufRenderer *pixbuf_renderer_new(void)
{
return g_object_new(TYPE_PIXBUF_RENDERER, NULL);
}
case PROP_ZOOM_EXPAND:
pr->zoom_expand = g_value_get_boolean(value);
break;
- case PROP_DITHER_QUALITY:
- pr->dither_quality = g_value_get_uint(value);
- break;
case PROP_SCROLL_RESET:
pr->scroll_reset = g_value_get_uint(value);
break;
pr->complete = g_value_get_boolean(value);
break;
case PROP_CACHE_SIZE_DISPLAY:
- pr->tile_cache_max = g_value_get_uint(value);
+// pr->tile_cache_max = g_value_get_uint(value);
break;
case PROP_CACHE_SIZE_TILES:
pr->source_tiles_cache_size = g_value_get_uint(value);
case PROP_ZOOM_EXPAND:
g_value_set_boolean(value, pr->zoom_expand);
break;
- case PROP_DITHER_QUALITY:
- g_value_set_uint(value, pr->dither_quality);
- break;
case PROP_SCROLL_RESET:
g_value_set_uint(value, pr->scroll_reset);
break;
g_value_set_boolean(value, pr->complete);
break;
case PROP_CACHE_SIZE_DISPLAY:
- g_value_set_uint(value, pr->tile_cache_max);
+// g_value_set_uint(value, pr->tile_cache_max);
break;
case PROP_CACHE_SIZE_TILES:
g_value_set_uint(value, pr->source_tiles_cache_size);
}
}
-static gint pixbuf_renderer_expose(GtkWidget *widget, GdkEventExpose *event)
-{
- if (GTK_WIDGET_DRAWABLE(widget))
- {
- if (!GTK_WIDGET_NO_WINDOW(widget))
- {
- if (event->window != widget->window)
- {
- GdkRectangle area;
-
- gdk_window_get_position(event->window, &area.x, &area.y);
-
- area.x += event->area.x;
- area.y += event->area.y;
- area.width = event->area.width;
- area.height = event->area.height;
- pixbuf_renderer_paint(PIXBUF_RENDERER(widget), &area);
- }
- else
- {
- pixbuf_renderer_paint(PIXBUF_RENDERER(widget), &event->area);
- }
- }
- }
-
- return FALSE;
-}
/*
*-------------------------------------------------------------------
{
GdkCursor *cursor;
- if (!widget->window) return;
+ if (!gtk_widget_get_window(widget)) return;
if (icon == -1)
{
}
else
{
- cursor = gdk_cursor_new (icon);
+ cursor = gdk_cursor_new(icon);
}
- gdk_window_set_cursor(widget->window, cursor);
+ gdk_window_set_cursor(gtk_widget_get_window(widget), cursor);
if (cursor) gdk_cursor_unref(cursor);
}
-static gint pixmap_calc_size(GdkPixmap *pixmap)
-{
- gint w, h, d;
-
- d = gdk_drawable_get_depth(pixmap);
- gdk_drawable_get_size(pixmap, &w, &h);
- return w * h * (d / 8);
-}
-
-static gint pr_clip_region(gint x, gint y, gint w, gint h,
- gint clip_x, gint clip_y, gint clip_w, gint clip_h,
- gint *rx, gint *ry, gint *rw, gint *rh)
+gboolean pr_clip_region(gint x, gint y, gint w, gint h,
+ gint clip_x, gint clip_y, gint clip_w, gint clip_h,
+ gint *rx, gint *ry, gint *rw, gint *rh)
{
if (clip_x + clip_w <= x ||
clip_x >= x + w ||
return TRUE;
}
-static gint pr_parent_window_sizable(PixbufRenderer *pr)
+static gboolean pr_parent_window_sizable(PixbufRenderer *pr)
{
GdkWindowState state;
if (!pr->parent_window) return FALSE;
if (!pr->window_fit) return FALSE;
- if (!GTK_WIDGET(pr)->window) return FALSE;
+ if (!gtk_widget_get_window(GTK_WIDGET(pr))) return FALSE;
- if (!pr->parent_window->window) return FALSE;
- state = gdk_window_get_state(pr->parent_window->window);
+ if (!gtk_widget_get_window(pr->parent_window)) return FALSE;
+ state = gdk_window_get_state(gtk_widget_get_window(pr->parent_window));
if (state & GDK_WINDOW_STATE_MAXIMIZED) return FALSE;
return TRUE;
}
-static gint pr_parent_window_resize(PixbufRenderer *pr, gint w, gint h)
+static gboolean pr_parent_window_resize(PixbufRenderer *pr, gint w, gint h)
{
GtkWidget *widget;
GtkWidget *parent;
gint ww, wh;
+ GtkAllocation widget_allocation;
+ GtkAllocation parent_allocation;
if (!pr_parent_window_sizable(pr)) return FALSE;
widget = GTK_WIDGET(pr);
parent = GTK_WIDGET(pr->parent_window);
- w += (parent->allocation.width - widget->allocation.width);
- h += (parent->allocation.height - widget->allocation.height);
+ gtk_widget_get_allocation(widget, &widget_allocation);
+ gtk_widget_get_allocation(parent, &parent_allocation);
+
+ w += (parent_allocation.width - widget_allocation.width);
+ h += (parent_allocation.height - widget_allocation.height);
- gdk_drawable_get_size(parent->window, &ww, &wh);
+ ww = gdk_window_get_width(gtk_widget_get_window(parent));
+ wh = gdk_window_get_height(gtk_widget_get_window(parent));
if (w == ww && h == wh) return FALSE;
- gdk_window_resize(parent->window, w, h);
+ gdk_window_resize(gtk_widget_get_window(parent), w, h);
return TRUE;
}
*-------------------------------------------------------------------
*/
-static void pr_overlay_get_position(PixbufRenderer *pr, OverlayData *od,
- gint *x, gint *y, gint *w, gint *h)
-{
- gint px, py, pw, ph;
-
- pw = gdk_pixbuf_get_width(od->pixbuf);
- ph = gdk_pixbuf_get_height(od->pixbuf);
- px = od->x;
- py = od->y;
-
- if (od->relative)
- {
- if (px < 0) px = pr->window_width - pw + px;
- if (py < 0) py = pr->window_height - ph + py;
- }
-
- if (x) *x = px;
- if (y) *y = py;
- if (w) *w = pw;
- if (h) *h = ph;
-}
-
-static void pr_overlay_draw(PixbufRenderer *pr, gint x, gint y, gint w, gint h,
- ImageTile *it)
-{
- GtkWidget *box;
- GList *work;
-
- box = GTK_WIDGET(pr);
-
- work = pr->overlay_list;
- while (work)
- {
- OverlayData *od;
- gint px, py, pw, ph;
- gint rx, ry, rw, rh;
-
- od = work->data;
- work = work->next;
-
- pr_overlay_get_position(pr, od, &px, &py, &pw, &ph);
- if (pr_clip_region(x, y, w, h, px, py, pw, ph, &rx, &ry, &rw, &rh))
- {
- if (!pr->overlay_buffer)
- {
- pr->overlay_buffer = gdk_pixmap_new(((GtkWidget *)pr)->window, pr->tile_width, pr->tile_height, -1);
- }
-
- if (it)
- {
- gdk_draw_drawable(pr->overlay_buffer, box->style->fg_gc[GTK_WIDGET_STATE(box)],
- it->pixmap,
- rx - (pr->x_offset + (it->x - pr->x_scroll)),
- ry - (pr->y_offset + (it->y - pr->y_scroll)),
- 0, 0, rw, rh);
- gdk_draw_pixbuf(pr->overlay_buffer,
- box->style->fg_gc[GTK_WIDGET_STATE(box)],
- od->pixbuf,
- rx - px, ry - py,
- 0, 0, rw, rh,
- pr->dither_quality, rx, ry);
- gdk_draw_drawable(od->window, box->style->fg_gc[GTK_WIDGET_STATE(box)],
- pr->overlay_buffer,
- 0, 0,
- rx - px, ry - py, rw, rh);
- }
- else
- {
- /* no ImageTile means region may be larger than our scratch buffer */
- gint sx, sy;
-
- for (sx = rx; sx < rx + rw; sx += pr->tile_width)
- for(sy = ry; sy < ry + rh; sy += pr->tile_height)
- {
- gint sw, sh;
-
- sw = MIN(rx + rw - sx, pr->tile_width);
- sh = MIN(ry + rh - sy, pr->tile_height);
-
- gdk_draw_rectangle(pr->overlay_buffer,
- box->style->bg_gc[GTK_WIDGET_STATE(box)], TRUE,
- 0, 0, sw, sh);
- gdk_draw_pixbuf(pr->overlay_buffer,
- box->style->fg_gc[GTK_WIDGET_STATE(box)],
- od->pixbuf,
- sx - px, sy - py,
- 0, 0, sw, sh,
- pr->dither_quality, sx, sy);
- gdk_draw_drawable(od->window, box->style->fg_gc[GTK_WIDGET_STATE(box)],
- pr->overlay_buffer,
- 0, 0,
- sx - px, sy - py, sw, sh);
- }
- }
- }
- }
-}
-
-static void pr_overlay_queue_draw(PixbufRenderer *pr, OverlayData *od)
-{
- gint x, y, w, h;
-
- pr_overlay_get_position(pr, od, &x, &y, &w, &h);
- pr_queue(pr, pr->x_scroll - pr->x_offset + x,
- pr->y_scroll - pr->y_offset + y,
- w, h,
- FALSE, TILE_RENDER_ALL, FALSE, FALSE);
-
- pr_border_draw(pr, x, y, w, h);
-}
-
-static void pr_overlay_queue_all(PixbufRenderer *pr)
-{
- GList *work;
-
- work = pr->overlay_list;
- while (work)
- {
- OverlayData *od = work->data;
- work = work->next;
-
- pr_overlay_queue_draw(pr, od);
- }
-}
-
-static void pr_overlay_update_sizes(PixbufRenderer *pr)
-{
- GList *work;
-
- work = pr->overlay_list;
- while (work)
- {
- OverlayData *od = work->data;
- work = work->next;
-
- if (od->relative && od->window)
- {
- gint x, y, w, h;
-
- pr_overlay_get_position(pr, od, &x, &y, &w, &h);
- gdk_window_move_resize(od->window, x, y, w, h);
- }
- }
-}
-
-static OverlayData *pr_overlay_find(PixbufRenderer *pr, gint id)
-{
- GList *work;
-
- work = pr->overlay_list;
- while (work)
- {
- OverlayData *od = work->data;
- work = work->next;
-
- if (od->id == id) return od;
- }
-
- return NULL;
-}
gint pixbuf_renderer_overlay_add(PixbufRenderer *pr, GdkPixbuf *pixbuf, gint x, gint y,
- gint relative, gint always)
-{
- OverlayData *od;
- gint id;
- gint px, py, pw, ph;
- GdkWindowAttr attributes;
- gint attributes_mask;
-
- g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), -1);
- g_return_val_if_fail(pixbuf != NULL, -1);
-
- id = 1;
- while (pr_overlay_find(pr, id)) id++;
-
- od = g_new0(OverlayData, 1);
- od->id = id;
- od->pixbuf = pixbuf;
- g_object_ref(G_OBJECT(od->pixbuf));
- od->x = x;
- od->y = y;
- od->relative = relative;
- od->always = always;
-
- pr_overlay_get_position(pr, od, &px, &py, &pw, &ph);
-
- attributes.window_type = GDK_WINDOW_CHILD;
- attributes.wclass = GDK_INPUT_OUTPUT;
- attributes.width = pw;
- attributes.height = ph;
- attributes.event_mask = GDK_EXPOSURE_MASK;
- attributes_mask = 0;
-
- od->window = gdk_window_new(GTK_WIDGET(pr)->window, &attributes, attributes_mask);
- gdk_window_set_user_data (od->window, pr);
- gdk_window_move(od->window, px, py);
- gdk_window_show(od->window);
-
- pr->overlay_list = g_list_append(pr->overlay_list, od);
-
- pr_overlay_queue_draw(pr, od);
-
- return od->id;
-}
-
-static void pr_overlay_free(PixbufRenderer *pr, OverlayData *od)
-{
- pr->overlay_list = g_list_remove(pr->overlay_list, od);
-
- if (od->pixbuf) g_object_unref(G_OBJECT(od->pixbuf));
- if (od->window) gdk_window_destroy(od->window);
- g_free(od);
-
- if (!pr->overlay_list && pr->overlay_buffer)
- {
- g_object_unref(pr->overlay_buffer);
- pr->overlay_buffer = NULL;
- }
-}
-
-static void pr_overlay_list_clear(PixbufRenderer *pr)
+ OverlayRendererFlags flags)
{
- while (pr->overlay_list)
- {
- OverlayData *od;
-
- od = pr->overlay_list->data;
- pr_overlay_free(pr, od);
- }
+ /* let's assume both renderers returns the same value */
+ if (pr->renderer2) pr->renderer2->overlay_add(pr->renderer2, pixbuf, x, y, flags);
+ return pr->renderer->overlay_add(pr->renderer, pixbuf, x, y, flags);
}
void pixbuf_renderer_overlay_set(PixbufRenderer *pr, gint id, GdkPixbuf *pixbuf, gint x, gint y)
{
- OverlayData *od;
-
- g_return_if_fail(IS_PIXBUF_RENDERER(pr));
-
- od = pr_overlay_find(pr, id);
- if (!od) return;
-
- if (pixbuf)
- {
- gint px, py, pw, ph;
-
- g_object_ref(G_OBJECT(pixbuf));
- g_object_unref(G_OBJECT(od->pixbuf));
- od->pixbuf = pixbuf;
-
- od->x = x;
- od->y = y;
-
- pr_overlay_queue_draw(pr, od);
- pr_overlay_get_position(pr, od, &px, &py, &pw, &ph);
- gdk_window_move_resize(od->window, px, py, pw, ph);
- }
- else
- {
- pr_overlay_queue_draw(pr, od);
- pr_overlay_free(pr, od);
- }
+ pr->renderer->overlay_set(pr->renderer, id, pixbuf, x, y);
+ if (pr->renderer2) pr->renderer2->overlay_set(pr->renderer2, id, pixbuf, x, y);
}
-gint pixbuf_renderer_overlay_get(PixbufRenderer *pr, gint id, GdkPixbuf **pixbuf, gint *x, gint *y)
+gboolean pixbuf_renderer_overlay_get(PixbufRenderer *pr, gint id, GdkPixbuf **pixbuf, gint *x, gint *y)
{
- OverlayData *od;
-
- g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
-
- od = pr_overlay_find(pr, id);
- if (!od) return FALSE;
-
- if (pixbuf) *pixbuf = od->pixbuf;
- if (x) *x = od->x;
- if (y) *y = od->y;
-
- return TRUE;
+ if (pr->renderer2) pr->renderer2->overlay_get(pr->renderer2, id, pixbuf, x, y);
+ return pr->renderer->overlay_get(pr->renderer, id, pixbuf, x, y);
}
void pixbuf_renderer_overlay_remove(PixbufRenderer *pr, gint id)
{
- pixbuf_renderer_overlay_set(pr, id, NULL, 0, 0);
+ pr->renderer->overlay_set(pr->renderer, id, NULL, 0, 0);
+ if (pr->renderer2) pr->renderer2->overlay_set(pr->renderer2, id, NULL, 0, 0);
}
/*
return TRUE;
}
-static void pr_scroller_timer_set(PixbufRenderer *pr, gint start)
+static void pr_scroller_timer_set(PixbufRenderer *pr, gboolean start)
{
- if (pr->scroller_id != -1)
+ if (pr->scroller_id)
{
g_source_remove(pr->scroller_id);
- pr->scroller_id = -1;
+ pr->scroller_id = 0;
}
if (start)
w = gdk_pixbuf_get_width(pixbuf);
h = gdk_pixbuf_get_height(pixbuf);
- pr->scroller_overlay = pixbuf_renderer_overlay_add(pr, pixbuf, x - w / 2, y - h / 2, FALSE, TRUE);
+ pr->scroller_overlay = pixbuf_renderer_overlay_add(pr, pixbuf, x - w / 2, y - h / 2, OVL_NORMAL);
g_object_unref(pixbuf);
}
static void pr_scroller_stop(PixbufRenderer *pr)
{
- if (pr->scroller_id == -1) return;
+ if (!pr->scroller_id) return;
pixbuf_renderer_overlay_remove(pr, pr->scroller_overlay);
pr->scroller_overlay = -1;
*-------------------------------------------------------------------
*/
-static void pr_border_draw(PixbufRenderer *pr, gint x, gint y, gint w, gint h)
+void pixbuf_renderer_set_color(PixbufRenderer *pr, GdkColor *color)
{
- GtkWidget *box;
- gint rx, ry, rw, rh;
+ GtkStyle *style;
+ GtkWidget *widget;
- box = GTK_WIDGET(pr);
+ g_return_if_fail(IS_PIXBUF_RENDERER(pr));
- if (!box->window) return;
+ widget = GTK_WIDGET(pr);
- if (!pr->pixbuf && !pr->source_tiles_enabled)
- {
- if (pr_clip_region(x, y, w, h,
- 0, 0,
- pr->window_width, pr->window_height,
- &rx, &ry, &rw, &rh))
- {
- gdk_window_clear_area(box->window, rx, ry, rw, rh);
- pr_overlay_draw(pr, rx, ry, rw, rh, NULL);
- }
- return;
- }
+ if (color) {
+ GdkColor *slot;
- if (pr->vis_width < pr->window_width)
- {
- if (pr->x_offset > 0 &&
- pr_clip_region(x, y, w, h,
- 0, 0,
- pr->x_offset, pr->window_height,
- &rx, &ry, &rw, &rh))
- {
- gdk_window_clear_area(box->window, rx, ry, rw, rh);
- pr_overlay_draw(pr, rx, ry, rw, rh, NULL);
- }
- if (pr->window_width - pr->vis_width - pr->x_offset > 0 &&
- pr_clip_region(x, y, w, h,
- pr->x_offset + pr->vis_width, 0,
- pr->window_width - pr->vis_width - pr->x_offset, pr->window_height,
- &rx, &ry, &rw, &rh))
- {
- gdk_window_clear_area(box->window, rx, ry, rw, rh);
- pr_overlay_draw(pr, rx, ry, rw, rh, NULL);
- }
- }
- if (pr->vis_height < pr->window_height)
- {
- if (pr->y_offset > 0 &&
- pr_clip_region(x, y, w, h,
- pr->x_offset, 0,
- pr->vis_width, pr->y_offset,
- &rx, &ry, &rw, &rh))
- {
- gdk_window_clear_area(box->window, rx, ry, rw, rh);
- pr_overlay_draw(pr, rx, ry, rw, rh, NULL);
- }
- if (pr->window_height - pr->vis_height - pr->y_offset > 0 &&
- pr_clip_region(x, y, w, h,
- pr->x_offset, pr->y_offset + pr->vis_height,
- pr->vis_width, pr->window_height - pr->vis_height - pr->y_offset,
- &rx, &ry, &rw, &rh))
- {
- gdk_window_clear_area(box->window, rx, ry, rw, rh);
- pr_overlay_draw(pr, rx, ry, rw, rh, NULL);
- }
- }
-}
-
-static void pr_border_clear(PixbufRenderer *pr)
-{
- pr_border_draw(pr, 0, 0, pr->window_width, pr->window_height);
-}
-
-void pixbuf_renderer_set_color(PixbufRenderer *pr, GdkColor *color)
-{
- GtkStyle *style;
- GtkWidget *widget;
-
- g_return_if_fail(IS_PIXBUF_RENDERER(pr));
-
- widget = GTK_WIDGET(pr);
-
- if (color) {
- GdkColor *slot;
-
- style = gtk_style_copy(gtk_widget_get_style(widget));
- slot = &style->bg[GTK_STATE_NORMAL];
-
- slot->red = color->red;
- slot->green = color->green;
- slot->blue = color->blue;
+ style = gtk_style_copy(gtk_widget_get_style(widget));
+ slot = &style->bg[GTK_STATE_NORMAL];
+
+ slot->red = color->red;
+ slot->green = color->green;
+ slot->blue = color->blue;
}
else {
style = gtk_style_copy(gtk_widget_get_default_style());
gtk_widget_set_style(widget, style);
- if (GTK_WIDGET_VISIBLE(widget)) pr_border_clear(pr);
+ pr->renderer->update_viewport(pr->renderer);
+ if (pr->renderer2) pr->renderer2->update_viewport(pr->renderer2);
}
-
/*
*-------------------------------------------------------------------
* source tiles
pr->source_tiles_enabled = FALSE;
}
-static gint pr_source_tile_visible(PixbufRenderer *pr, SourceTile *st)
+static gboolean pr_source_tile_visible(PixbufRenderer *pr, SourceTile *st)
{
gint x1, y1, x2, y2;
if (!st) return FALSE;
- x1 = (pr->x_scroll / pr->tile_width) * pr->tile_width;
- y1 = (pr->y_scroll / pr->tile_height) * pr->tile_height;
- x2 = ((pr->x_scroll + pr->vis_width) / pr->tile_width) * pr->tile_width + pr->tile_width;
- y2 = ((pr->y_scroll + pr->vis_height) / pr->tile_height) * pr->tile_height + pr->tile_height;
+// x1 = ROUND_DOWN(pr->x_scroll, pr->tile_width);
+// y1 = ROUND_DOWN(pr->y_scroll, pr->tile_height);
+// x2 = ROUND_UP(pr->x_scroll + pr->vis_width, pr->tile_width);
+// y2 = ROUND_UP(pr->y_scroll + pr->vis_height, pr->tile_height);
+ x1 = pr->x_scroll;
+ y1 = pr->y_scroll;
+ x2 = pr->x_scroll + pr->vis_width;
+ y2 = pr->y_scroll + pr->vis_height;
- return !((double)st->x * pr->scale > (double)x2 ||
- (double)(st->x + pr->source_tile_width) * pr->scale < (double)x1 ||
- (double)st->y * pr->scale > (double)y2 ||
- (double)(st->y + pr->source_tile_height) * pr->scale < (double)y1);
+ return !((gdouble)st->x * pr->scale > (gdouble)x2 ||
+ (gdouble)(st->x + pr->source_tile_width) * pr->scale < (gdouble)x1 ||
+ (gdouble)st->y * pr->scale > (gdouble)y2 ||
+ (gdouble)(st->y + pr->source_tile_height) * pr->scale < (gdouble)y1);
}
static SourceTile *pr_source_tile_new(PixbufRenderer *pr, gint x, gint y)
pr->source_tile_width, pr->source_tile_height);
}
- st->x = (x / pr->source_tile_width) * pr->source_tile_width;
- st->y = (y / pr->source_tile_height) * pr->source_tile_height;
+ st->x = ROUND_DOWN(x, pr->source_tile_width);
+ st->y = ROUND_DOWN(y, pr->source_tile_height);
st->blank = TRUE;
pr->source_tiles = g_list_prepend(pr->source_tiles, st);
st->blank = FALSE;
}
- pr_tile_invalidate_region(pr, st->x * pr->scale, st->y * pr->scale,
+ pr->renderer->invalidate_region(pr->renderer, st->x * pr->scale, st->y * pr->scale,
+ pr->source_tile_width * pr->scale, pr->source_tile_height * pr->scale);
+ if (pr->renderer2) pr->renderer2->invalidate_region(pr->renderer2, st->x * pr->scale, st->y * pr->scale,
pr->source_tile_width * pr->scale, pr->source_tile_height * pr->scale);
-
return st;
}
return NULL;
}
-static GList *pr_source_tile_compute_region(PixbufRenderer *pr, gint x, gint y, gint w, gint h, gint request)
+GList *pr_source_tile_compute_region(PixbufRenderer *pr, gint x, gint y, gint w, gint h, gboolean request)
{
gint x1, y1;
GList *list = NULL;
if (w > pr->image_width) w = pr->image_width;
if (h > pr->image_height) h = pr->image_height;
- sx = (x / pr->source_tile_width) * pr->source_tile_width;
- sy = (y / pr->source_tile_height) * pr->source_tile_height;
+ sx = ROUND_DOWN(x, pr->source_tile_width);
+ sy = ROUND_DOWN(y, pr->source_tile_height);
for (x1 = sx; x1 < x + w; x1+= pr->source_tile_width)
{
if (pr->func_tile_request &&
pr->func_tile_request(pr, rx, ry, rw, rh, pixbuf, pr->func_tile_data))
{
- pr_tile_invalidate_region(pr, rx * pr->scale, ry * pr->scale,
+ pr->renderer->invalidate_region(pr->renderer, rx * pr->scale, ry * pr->scale,
rw * pr->scale, rh * pr->scale);
+ if (pr->renderer2) pr->renderer2->invalidate_region(pr->renderer2, rx * pr->scale, ry * pr->scale,
+ rw * pr->scale, rh * pr->scale);
}
g_object_unref(pixbuf);
}
}
}
-static gint pr_source_tile_render(PixbufRenderer *pr, ImageTile *it,
- gint x, gint y, gint w, gint h,
- gint new_data, gint fast)
-{
- GtkWidget *box;
- GList *list;
- GList *work;
- gint draw = FALSE;
-
- box = GTK_WIDGET(pr);
-
- if (pr->zoom == 1.0 || pr->scale == 1.0)
- {
- list = pr_source_tile_compute_region(pr, it->x + x, it->y + y, w, h, TRUE);
- work = list;
- while (work)
- {
- SourceTile *st;
- gint rx, ry, rw, rh;
-
- st = work->data;
- work = work->next;
-
- if (pr_clip_region(st->x, st->y, pr->source_tile_width, pr->source_tile_height,
- it->x + x, it->y + y, w, h,
- &rx, &ry, &rw, &rh))
- {
- if (st->blank)
- {
- gdk_draw_rectangle(it->pixmap, box->style->black_gc, TRUE,
- rx - st->x, ry - st->y, rw, rh);
- }
- else /* (pr->zoom == 1.0 || pr->scale == 1.0) */
- {
- gdk_draw_pixbuf(it->pixmap,
- box->style->fg_gc[GTK_WIDGET_STATE(box)],
- st->pixbuf,
- rx - st->x, ry - st->y,
- rx - it->x, ry - it->y,
- rw, rh,
- pr->dither_quality, rx, ry);
- }
- }
- }
- }
- else
- {
- double scale_x, scale_y;
- gint sx, sy, sw, sh;
-
- if (pr->image_width == 0 || pr->image_height == 0) return FALSE;
- scale_x = (double)pr->width / pr->image_width;
- scale_y = (double)pr->height / pr->image_height;
-
- sx = (double)(it->x + x) / scale_x;
- sy = (double)(it->y + y) / scale_y;
- sw = (double)w / scale_x;
- sh = (double)h / scale_y;
-
- if (pr->width < PR_MIN_SCALE_SIZE || pr->height < PR_MIN_SCALE_SIZE) fast = TRUE;
-
-#if 0
- /* draws red over draw region, to check for leaks (regions not filled) */
- pixbuf_set_rect_fill(it->pixbuf, x, y, w, h, 255, 0, 0, 255);
-#endif
-
- list = pr_source_tile_compute_region(pr, sx, sy, sw, sh, TRUE);
- work = list;
- while (work)
- {
- SourceTile *st;
- gint rx, ry, rw, rh;
- gint stx, sty, stw, sth;
-
- st = work->data;
- work = work->next;
-
- stx = floor((double)st->x * scale_x);
- sty = floor((double)st->y * scale_y);
- stw = ceil ((double)(st->x + pr->source_tile_width) * scale_x) - stx;
- sth = ceil ((double)(st->y + pr->source_tile_height) * scale_y) - sty;
-
- if (pr_clip_region(stx, sty, stw, sth,
- it->x + x, it->y + y, w, h,
- &rx, &ry, &rw, &rh))
- {
- if (st->blank)
- {
- gdk_draw_rectangle(it->pixmap, box->style->black_gc, TRUE,
- rx - st->x, ry - st->y, rw, rh);
- }
- else
- {
- double offset_x;
- double offset_y;
-
- /* may need to use unfloored stx,sty values here */
- offset_x = (double)(stx - it->x);
- offset_y = (double)(sty - it->y);
-
- gdk_pixbuf_scale(st->pixbuf, it->pixbuf, rx - it->x, ry - it->y, rw, rh,
- (double) 0.0 + offset_x,
- (double) 0.0 + offset_y,
- scale_x, scale_y,
- (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality);
- draw = TRUE;
- }
- }
- }
- }
-
- g_list_free(list);
-
- return draw;
-}
-
void pixbuf_renderer_set_tiles(PixbufRenderer *pr, gint width, gint height,
gint tile_width, gint tile_height, gint cache_size,
PixbufRendererTileRequestFunc func_request,
pr->func_tile_dispose = func_dispose;
pr->func_tile_data = user_data;
- pr_zoom_sync(pr, zoom, TRUE, TRUE, FALSE, 0, 0);
- pr_redraw(pr, TRUE);
+ pr_zoom_sync(pr, zoom, PR_ZOOM_FORCE | PR_ZOOM_NEW, 0, 0);
}
void pixbuf_renderer_set_tiles_size(PixbufRenderer *pr, gint width, gint height)
pr->image_width = width;
pr->image_height = height;
- pr_zoom_sync(pr, pr->zoom, TRUE, FALSE, FALSE, 0, 0);
+ pr_zoom_sync(pr, pr->zoom, PR_ZOOM_FORCE, 0, 0);
}
gint pixbuf_renderer_get_tiles(PixbufRenderer *pr)
}
static void pr_zoom_adjust_real(PixbufRenderer *pr, gdouble increment,
- gint center_point, gint x, gint y)
+ PrZoomFlags flags, gint x, gint y)
{
gdouble zoom = pr->zoom;
}
}
- pr_zoom_sync(pr, zoom, FALSE, FALSE, center_point, x, y);
+ pr_zoom_sync(pr, zoom, flags, x, y);
}
+
/*
*-------------------------------------------------------------------
- * display tiles
+ * signal emission
*-------------------------------------------------------------------
*/
-static ImageTile *pr_tile_new(gint x, gint y, gint width, gint height)
-{
- ImageTile *it;
-
- it = g_new0(ImageTile, 1);
-
- it->x = x;
- it->y = y;
- it->w = width;
- it->h = height;
-
- it->render_done = TILE_RENDER_NONE;
-
- return it;
-}
-
-static void pr_tile_free(ImageTile *it)
-{
- if (!it) return;
-
- if (it->pixbuf) gdk_pixbuf_unref(it->pixbuf);
- if (it->pixmap) g_object_unref(it->pixmap);
-
- g_free(it);
-}
-
-static void pr_tile_free_all(PixbufRenderer *pr)
+static void pr_update_signal(PixbufRenderer *pr)
{
- GList *work;
-
- work = pr->tiles;
- while (work)
- {
- ImageTile *it;
-
- it = work->data;
- work = work->next;
-
- pr_tile_free(it);
- }
-
- g_list_free(pr->tiles);
- pr->tiles = NULL;
- pr->tile_cache_size = 0;
+#if 0
+ log_printf("FIXME: send updated signal\n");
+#endif
+ DEBUG_1("%s pixbuf renderer updated - started drawing %p, img: %dx%d", get_exec_time(), pr, pr->image_width, pr->image_height);
+ pr->debug_updated = TRUE;
}
-static ImageTile *pr_tile_add(PixbufRenderer *pr, gint x, gint y)
+static void pr_zoom_signal(PixbufRenderer *pr)
{
- ImageTile *it;
-
- it = pr_tile_new(x, y, pr->tile_width, pr->tile_height);
-
- if (it->x + it->w > pr->width) it->w = pr->width - it->x;
- if (it->y + it->h > pr->height) it->h = pr->height - it->y;
-
- pr->tiles = g_list_prepend(pr->tiles, it);
- pr->tile_cache_size += it->size;
-
- return it;
+ g_signal_emit(pr, signals[SIGNAL_ZOOM], 0, pr->zoom);
}
-static void pr_tile_remove(PixbufRenderer *pr, ImageTile *it)
+static void pr_clicked_signal(PixbufRenderer *pr, GdkEventButton *bevent)
{
- if (it->qd)
- {
- QueueData *qd = it->qd;
-
- it->qd = NULL;
- pr->draw_queue = g_list_remove(pr->draw_queue, qd);
- g_free(qd);
- }
-
- if (it->qd2)
- {
- QueueData *qd = it->qd2;
-
- it->qd2 = NULL;
- pr->draw_queue_2pass = g_list_remove(pr->draw_queue_2pass, qd);
- g_free(qd);
- }
-
- pr->tiles = g_list_remove(pr->tiles, it);
- pr->tile_cache_size -= it->size;
-
- pr_tile_free(it);
+ g_signal_emit(pr, signals[SIGNAL_CLICKED], 0, bevent);
}
-static void pr_tile_free_space(PixbufRenderer *pr, guint space, ImageTile *it)
+static void pr_scroll_notify_signal(PixbufRenderer *pr)
{
- GList *work;
- gint tile_max;
-
- work = g_list_last(pr->tiles);
-
- if (pr->source_tiles_enabled && pr->scale < 1.0)
- {
- gint tiles;
-
- tiles = (pr->vis_width / pr->tile_width + 1) * (pr->vis_height / pr->tile_height + 1);
- tile_max = MAX(tiles * pr->tile_width * pr->tile_height * 3,
- (gint)((double)pr->tile_cache_max * 1048576.0 * pr->scale));
- }
- else
- {
- tile_max = pr->tile_cache_max * 1048576;
- }
-
- while (work && pr->tile_cache_size + space > tile_max)
- {
- ImageTile *needle;
-
- needle = work->data;
- work = work->prev;
- if (needle != it &&
- ((!needle->qd && !needle->qd2) || !pr_tile_is_visible(pr, needle))) pr_tile_remove(pr, needle);
- }
+ g_signal_emit(pr, signals[SIGNAL_SCROLL_NOTIFY], 0);
}
-static void pr_tile_invalidate_all(PixbufRenderer *pr)
+void pr_render_complete_signal(PixbufRenderer *pr)
{
- GList *work;
-
- work = pr->tiles;
- while (work)
+ if (!pr->complete)
{
- ImageTile *it;
-
- it = work->data;
- work = work->next;
-
- it->render_done = TILE_RENDER_NONE;
- it->render_todo = TILE_RENDER_ALL;
- it->blank = FALSE;
-
- it->w = MIN(pr->tile_width, pr->width - it->x);
- it->h = MIN(pr->tile_height, pr->height - it->y);
+ g_signal_emit(pr, signals[SIGNAL_RENDER_COMPLETE], 0);
+ g_object_set(G_OBJECT(pr), "complete", TRUE, NULL);
}
-}
-
-static void pr_tile_invalidate_region(PixbufRenderer *pr, gint x, gint y, gint w, gint h)
-{
- gint x1, x2;
- gint y1, y2;
- GList *work;
-
- x1 = (gint)floor(x / pr->tile_width) * pr->tile_width;
- x2 = (gint)ceil((x + w) / pr->tile_width) * pr->tile_width;
-
- y1 = (gint)floor(y / pr->tile_height) * pr->tile_height;
- y2 = (gint)ceil((y + h) / pr->tile_height) * pr->tile_height;
-
- work = pr->tiles;
- while (work)
+ if (pr->debug_updated)
{
- ImageTile *it;
-
- it = work->data;
- work = work->next;
-
- if (it->x < x2 && it->x + it->w > x1 &&
- it->y < y2 && it->y + it->h > y1)
- {
- it->render_done = TILE_RENDER_NONE;
- it->render_todo = TILE_RENDER_ALL;
- }
+ DEBUG_1("%s pixbuf renderer done %p", get_exec_time(), pr);
+ pr->debug_updated = FALSE;
}
}
-static ImageTile *pr_tile_get(PixbufRenderer *pr, gint x, gint y, gint only_existing)
+static void pr_drag_signal(PixbufRenderer *pr, GdkEventButton *bevent)
{
- GList *work;
-
- work = pr->tiles;
- while (work)
- {
- ImageTile *it;
-
- it = work->data;
- if (it->x == x && it->y == y)
- {
- pr->tiles = g_list_delete_link(pr->tiles, work);
- pr->tiles = g_list_prepend(pr->tiles, it);
- return it;
- }
-
- work = work->next;
- }
-
- if (only_existing) return NULL;
-
- return pr_tile_add(pr, x, y);
+ g_signal_emit(pr, signals[SIGNAL_DRAG], 0, bevent);
}
-static void pr_tile_prepare(PixbufRenderer *pr, ImageTile *it)
+static void pr_update_pixel_signal(PixbufRenderer *pr)
{
- if (!it->pixmap)
- {
- GdkPixmap *pixmap;
- guint size;
-
- pixmap = gdk_pixmap_new(((GtkWidget *)pr)->window, pr->tile_width, pr->tile_height, -1);
-
- size = pixmap_calc_size(pixmap);
- pr_tile_free_space(pr, size, it);
-
- it->pixmap = pixmap;
- it->size += size;
- pr->tile_cache_size += size;
- }
-
- if ((pr->zoom != 1.0 || pr->source_tiles_enabled || (pr->pixbuf && gdk_pixbuf_get_has_alpha(pr->pixbuf)) ||
- pr->orientation != EXIF_ORIENTATION_TOP_LEFT || pr->func_post_process) && !it->pixbuf)
- {
- GdkPixbuf *pixbuf;
- guint size;
-#if 0
-/* I don't think that we need a pixbuf with alpha channel here */
- if (pr->pixbuf)
- {
- pixbuf = gdk_pixbuf_new(gdk_pixbuf_get_colorspace(pr->pixbuf),
- gdk_pixbuf_get_has_alpha(pr->pixbuf),
- gdk_pixbuf_get_bits_per_sample(pr->pixbuf),
- pr->tile_width, pr->tile_height);
- }
- else
-#endif
- {
- pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, pr->tile_width, pr->tile_height);
- }
-
- size = gdk_pixbuf_get_rowstride(pixbuf) * pr->tile_height;
- pr_tile_free_space(pr, size, it);
-
- it->pixbuf = pixbuf;
- it->size += size;
- pr->tile_cache_size += size;
- }
+ g_signal_emit(pr, signals[SIGNAL_UPDATE_PIXEL], 0);
}
/*
*-------------------------------------------------------------------
- * drawing
+ * sync and clamp
*-------------------------------------------------------------------
*/
-static void pr_tile_coords_map_orientation(PixbufRenderer *pr,
- double tile_x, double tile_y, /* coordinates of the tile */
- gint image_w, gint image_h,
- double tile_w, double tile_h,
- double *res_x, double *res_y)
+void pr_tile_coords_map_orientation(gint orientation,
+ gdouble tile_x, gdouble tile_y, /* coordinates of the tile */
+ gdouble image_w, gdouble image_h,
+ gdouble tile_w, gdouble tile_h,
+ gdouble *res_x, gdouble *res_y)
{
*res_x = tile_x;
*res_y = tile_y;
- switch (pr->orientation)
+ switch (orientation)
{
case EXIF_ORIENTATION_TOP_LEFT:
/* normal -- nothing to do */
/* The other values are out of range */
break;
}
-// printf("tile coord y:%f, ih:%d, th:%f ry:%f\n", tile_y, image_h, tile_h, *res_x);
+// log_printf("tile coord y:%f, ih:%d, th:%f ry:%f\n", tile_y, image_h, tile_h, *res_x);
}
-static void pr_tile_region_map_orientation(PixbufRenderer *pr,
+void pr_tile_region_map_orientation(gint orientation,
gint area_x, gint area_y, /* coordinates of the area inside tile */
gint tile_w, gint tile_h,
gint area_w, gint area_h,
*res_w = area_w;
*res_h = area_h;
- switch (pr->orientation)
+ switch (orientation)
{
case EXIF_ORIENTATION_TOP_LEFT:
/* normal -- nothing to do */
/* The other values are out of range */
break;
}
-// printf("inside y:%d, th:%d, ah:%d ry:%d\n", area_y, tile_h, area_h, *res_x);
+// log_printf("inside y:%d, th:%d, ah:%d ry:%d\n", area_y, tile_h, area_h, *res_x);
}
-static void pr_coords_map_orientation_reverse(PixbufRenderer *pr,
+void pr_coords_map_orientation_reverse(gint orientation,
gint area_x, gint area_y,
gint tile_w, gint tile_h,
gint area_w, gint area_h,
*res_w = area_w;
*res_h = area_h;
- switch (pr->orientation)
+ switch (orientation)
{
case EXIF_ORIENTATION_TOP_LEFT:
/* normal -- nothing to do */
}
-static GdkPixbuf *pr_get_spare_tile(PixbufRenderer *pr)
-{
- if (!pr->spare_tile) pr->spare_tile = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, pr->tile_width, pr->tile_height);
- return pr->spare_tile;
-}
-
-#define COLOR_BYTES 3 /* rgb */
-static void pr_tile_rotate_90_clockwise(PixbufRenderer *pr, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
+static void pixbuf_renderer_sync_scroll_center(PixbufRenderer *pr)
{
- GdkPixbuf *src = *tile;
- GdkPixbuf *dest;
- gint srs, drs;
- guchar *s_pix, *d_pix;
- guchar *sp, *dp;
- guchar *ip, *spi, *dpi;
- gint i, j;
- gint tw = pr->tile_width;
-
- srs = gdk_pixbuf_get_rowstride(src);
- s_pix = gdk_pixbuf_get_pixels(src);
- spi = s_pix + (x * COLOR_BYTES);
+ gint src_x, src_y;
+ if (!pr->width || !pr->height) return;
- dest = pr_get_spare_tile(pr);
- drs = gdk_pixbuf_get_rowstride(dest);
- d_pix = gdk_pixbuf_get_pixels(dest);
- dpi = d_pix + (tw - 1) * COLOR_BYTES;
+ /*
+ * Update norm_center only if the image is bigger than the window.
+ * With this condition the stored center survives also a temporary display
+ * of the "broken image" icon.
+ */
- for (i = y; i < y + h; i++)
+ if (pr->width > pr->viewport_width)
{
- sp = spi + (i * srs);
- ip = dpi - (i * COLOR_BYTES);
- for (j = x; j < x + w; j++)
- {
- dp = ip + (j * drs);
- memcpy(dp, sp, COLOR_BYTES);
- sp += COLOR_BYTES;
- }
+ src_x = pr->x_scroll + pr->vis_width / 2;
+ pr->norm_center_x = (gdouble)src_x / pr->width;
+ }
+
+ if (pr->height > pr->viewport_height)
+ {
+ src_y = pr->y_scroll + pr->vis_height / 2;
+ pr->norm_center_y = (gdouble)src_y / pr->height;
}
-
- pr->spare_tile = src;
- *tile = dest;
}
-static void pr_tile_rotate_90_counter_clockwise(PixbufRenderer *pr, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
+
+static gboolean pr_scroll_clamp(PixbufRenderer *pr)
{
- GdkPixbuf *src = *tile;
- GdkPixbuf *dest;
- gint srs, drs;
- guchar *s_pix, *d_pix;
- guchar *sp, *dp;
- guchar *ip, *spi, *dpi;
- gint i, j;
- gint th = pr->tile_height;
+ gint old_xs;
+ gint old_ys;
- srs = gdk_pixbuf_get_rowstride(src);
- s_pix = gdk_pixbuf_get_pixels(src);
- spi = s_pix + (x * COLOR_BYTES);
+ if (pr->zoom == 0.0)
+ {
+ pr->x_scroll = 0;
+ pr->y_scroll = 0;
- dest = pr_get_spare_tile(pr);
- drs = gdk_pixbuf_get_rowstride(dest);
- d_pix = gdk_pixbuf_get_pixels(dest);
- dpi = d_pix + (th - 1) * drs;
+ return FALSE;
+ }
- for (i = y; i < y + h; i++)
+ old_xs = pr->x_scroll;
+ old_ys = pr->y_scroll;
+
+ if (pr->x_offset > 0)
{
- sp = spi + (i * srs);
- ip = dpi + (i * COLOR_BYTES);
- for (j = x; j < x + w; j++)
- {
- dp = ip - (j * drs);
- memcpy(dp, sp, COLOR_BYTES);
- sp += COLOR_BYTES;
- }
+ pr->x_scroll = 0;
+ }
+ else
+ {
+ pr->x_scroll = CLAMP(pr->x_scroll, 0, pr->width - pr->vis_width);
+ }
+
+ if (pr->y_offset > 0)
+ {
+ pr->y_scroll = 0;
+ }
+ else
+ {
+ pr->y_scroll = CLAMP(pr->y_scroll, 0, pr->height - pr->vis_height);
}
- pr->spare_tile = src;
- *tile = dest;
+ pixbuf_renderer_sync_scroll_center(pr);
+
+ return (old_xs != pr->x_scroll || old_ys != pr->y_scroll);
}
-static void pr_tile_mirror_only(PixbufRenderer *pr, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
-{
- GdkPixbuf *src = *tile;
- GdkPixbuf *dest;
- gint srs, drs;
- guchar *s_pix, *d_pix;
- guchar *sp, *dp;
- guchar *spi, *dpi;
- gint i, j;
-
- gint tw = pr->tile_width;
-
- srs = gdk_pixbuf_get_rowstride(src);
- s_pix = gdk_pixbuf_get_pixels(src);
- spi = s_pix + (x * COLOR_BYTES);
-
- dest = pr_get_spare_tile(pr);
- drs = gdk_pixbuf_get_rowstride(dest);
- d_pix = gdk_pixbuf_get_pixels(dest);
- dpi = d_pix + (tw - x - 1) * COLOR_BYTES;
-
- for (i = y; i < y + h; i++)
- {
- sp = spi + (i * srs);
- dp = dpi + (i * drs);
- for (j = 0; j < w; j++)
- {
- memcpy(dp, sp, COLOR_BYTES);
- sp += COLOR_BYTES;
- dp -= COLOR_BYTES;
- }
- }
-
- pr->spare_tile = src;
- *tile = dest;
-}
-
-static void pr_tile_mirror_and_flip(PixbufRenderer *pr, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
-{
- GdkPixbuf *src = *tile;
- GdkPixbuf *dest;
- gint srs, drs;
- guchar *s_pix, *d_pix;
- guchar *sp, *dp;
- guchar *spi, *dpi;
- gint i, j;
- gint tw = pr->tile_width;
- gint th = pr->tile_height;
-
- srs = gdk_pixbuf_get_rowstride(src);
- s_pix = gdk_pixbuf_get_pixels(src);
- spi = s_pix + (x * COLOR_BYTES);
-
- dest = pr_get_spare_tile(pr);
- drs = gdk_pixbuf_get_rowstride(dest);
- d_pix = gdk_pixbuf_get_pixels(dest);
- dpi = d_pix + (th - 1) * drs + (tw - 1) * COLOR_BYTES;
-
- for (i = y; i < y + h; i++)
- {
- sp = s_pix + (i * srs) + (x * COLOR_BYTES);
- dp = dpi - (i * drs) - (x * COLOR_BYTES);
- for (j = 0; j < w; j++)
- {
- memcpy(dp, sp, COLOR_BYTES);
- sp += COLOR_BYTES;
- dp -= COLOR_BYTES;
- }
- }
-
- pr->spare_tile = src;
- *tile = dest;
-}
-
-static void pr_tile_flip_only(PixbufRenderer *pr, GdkPixbuf **tile, gint x, gint y, gint w, gint h)
-{
- GdkPixbuf *src = *tile;
- GdkPixbuf *dest;
- gint srs, drs;
- guchar *s_pix, *d_pix;
- guchar *sp, *dp;
- guchar *spi, *dpi;
- gint i;
- gint th = pr->tile_height;
-
- srs = gdk_pixbuf_get_rowstride(src);
- s_pix = gdk_pixbuf_get_pixels(src);
- spi = s_pix + (x * COLOR_BYTES);
-
- dest = pr_get_spare_tile(pr);
- drs = gdk_pixbuf_get_rowstride(dest);
- d_pix = gdk_pixbuf_get_pixels(dest);
- dpi = d_pix + (th - 1) * drs + (x * COLOR_BYTES);
-
- for (i = y; i < y + h; i++)
- {
- sp = spi + (i * srs);
- dp = dpi - (i * drs);
- memcpy(dp, sp, w * COLOR_BYTES);
- }
-
- pr->spare_tile = src;
- *tile = dest;
-}
-
-static void pr_tile_apply_orientation(PixbufRenderer *pr, GdkPixbuf **pixbuf, gint x, gint y, gint w, gint h)
-{
- switch (pr->orientation)
- {
- case EXIF_ORIENTATION_TOP_LEFT:
- /* normal -- nothing to do */
- break;
- case EXIF_ORIENTATION_TOP_RIGHT:
- /* mirrored */
- {
- pr_tile_mirror_only(pr, pixbuf, x, y, w, h);
- }
- break;
- case EXIF_ORIENTATION_BOTTOM_RIGHT:
- /* upside down */
- {
- pr_tile_mirror_and_flip(pr, pixbuf, x, y, w, h);
- }
- break;
- case EXIF_ORIENTATION_BOTTOM_LEFT:
- /* flipped */
- {
- pr_tile_flip_only(pr, pixbuf, x, y, w, h);
- }
- break;
- case EXIF_ORIENTATION_LEFT_TOP:
- {
- pr_tile_flip_only(pr, pixbuf, x, y, w, h);
- pr_tile_rotate_90_clockwise(pr, pixbuf, x, pr->tile_height - y - h, w, h);
- }
- break;
- case EXIF_ORIENTATION_RIGHT_TOP:
- /* rotated -90 (270) */
- {
- pr_tile_rotate_90_clockwise(pr, pixbuf, x, y, w, h);
- }
- break;
- case EXIF_ORIENTATION_RIGHT_BOTTOM:
- {
- pr_tile_flip_only(pr, pixbuf, x, y, w, h);
- pr_tile_rotate_90_counter_clockwise(pr, pixbuf, x, pr->tile_height - y - h, w, h);
- }
- break;
- case EXIF_ORIENTATION_LEFT_BOTTOM:
- /* rotated 90 */
- {
- pr_tile_rotate_90_counter_clockwise(pr, pixbuf, x, y, w, h);
- }
- break;
- default:
- /* The other values are out of range */
- break;
- }
-}
-
-
-static void pr_tile_render(PixbufRenderer *pr, ImageTile *it,
- gint x, gint y, gint w, gint h,
- gint new_data, gint fast)
-{
- GtkWidget *box;
- gint has_alpha;
- gint draw = FALSE;
-
- if (it->render_todo == TILE_RENDER_NONE && it->pixmap && !new_data) return;
-
- if (it->render_done != TILE_RENDER_ALL)
- {
- x = 0;
- y = 0;
- w = it->w;
- h = it->h;
- if (!fast) it->render_done = TILE_RENDER_ALL;
- }
- else if (it->render_todo != TILE_RENDER_AREA)
- {
- if (!fast) it->render_todo = TILE_RENDER_NONE;
- return;
- }
-
- if (!fast) it->render_todo = TILE_RENDER_NONE;
-
- if (new_data) it->blank = FALSE;
-
- pr_tile_prepare(pr, it);
- has_alpha = (pr->pixbuf && gdk_pixbuf_get_has_alpha(pr->pixbuf));
-
- box = GTK_WIDGET(pr);
-
- /* FIXME checker colors for alpha should be configurable,
- * also should be drawn for blank = TRUE
- */
-
- if (it->blank)
- {
- /* no data, do fast rect fill */
- gdk_draw_rectangle(it->pixmap, box->style->black_gc, TRUE,
- 0, 0, it->w, it->h);
- }
- else if (pr->source_tiles_enabled)
- {
- draw = pr_source_tile_render(pr, it, x, y, w, h, new_data, fast);
- }
- else if (pr->zoom == 1.0 || pr->scale == 1.0)
- {
-
- double src_x, src_y;
- gint pb_x, pb_y;
- gint pb_w, pb_h;
- pr_tile_coords_map_orientation(pr, it->x, it->y,
- pr->image_width, pr->image_height,
- pr->tile_width, pr->tile_height,
- &src_x, &src_y);
- pr_tile_region_map_orientation(pr, x, y,
- pr->tile_width, pr->tile_height,
- w, h,
- &pb_x, &pb_y,
- &pb_w, &pb_h);
-
- if (has_alpha)
- {
- gdk_pixbuf_composite_color(pr->pixbuf, it->pixbuf, pb_x, pb_y, pb_w, pb_h,
- (double) 0.0 - src_x,
- (double) 0.0 - src_y,
- 1.0, 1.0, GDK_INTERP_NEAREST,
- 255, it->x + pb_x, it->y + pb_y,
- PR_ALPHA_CHECK_SIZE, PR_ALPHA_CHECK1, PR_ALPHA_CHECK2);
- pr_tile_apply_orientation(pr, &it->pixbuf, pb_x, pb_y, pb_w, pb_h);
- draw = TRUE;
- }
- else
- {
-
-
- if (pr->orientation == EXIF_ORIENTATION_TOP_LEFT && !(pr->func_post_process && !(pr->post_process_slow && fast)))
- {
- /* faster, simple, base orientation, no postprocessing */
- gdk_draw_pixbuf(it->pixmap,
- box->style->fg_gc[GTK_WIDGET_STATE(box)],
- pr->pixbuf,
- it->x + x, it->y + y,
- x, y,
- w, h,
- pr->dither_quality, it->x + x, it->y + y);
- }
- else
- {
- gdk_pixbuf_copy_area(pr->pixbuf,
- src_x + pb_x, src_y + pb_y,
- pb_w, pb_h,
- it->pixbuf,
- pb_x, pb_y);
- pr_tile_apply_orientation(pr, &it->pixbuf, pb_x, pb_y, pb_w, pb_h);
- draw = TRUE;
- }
- }
- }
- else
- {
- double scale_x, scale_y;
- double src_x, src_y;
- gint pb_x, pb_y;
- gint pb_w, pb_h;
-
- if (pr->image_width == 0 || pr->image_height == 0) return;
-
- scale_x = (double)pr->width / pr->image_width;
- scale_y = (double)pr->height / pr->image_height;
-
- pr_tile_coords_map_orientation(pr, it->x / scale_x, it->y /scale_y ,
- pr->image_width, pr->image_height,
- pr->tile_width / scale_x , pr->tile_height / scale_y,
- &src_x, &src_y);
- pr_tile_region_map_orientation(pr, x, y,
- pr->tile_width, pr->tile_height,
- w, h,
- &pb_x, &pb_y,
- &pb_w, &pb_h);
-
- /* HACK: The pixbuf scalers get kinda buggy(crash) with extremely
- * small sizes for anything but GDK_INTERP_NEAREST
- */
- if (pr->width < PR_MIN_SCALE_SIZE || pr->height < PR_MIN_SCALE_SIZE) fast = TRUE;
-
- if (!has_alpha)
- {
- gdk_pixbuf_scale(pr->pixbuf, it->pixbuf, pb_x, pb_y, pb_w, pb_h,
- (double) 0.0 - src_x * scale_x,
- (double) 0.0 - src_y * scale_y,
- scale_x, scale_y,
- (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality);
- }
- else
- {
- gdk_pixbuf_composite_color(pr->pixbuf, it->pixbuf, pb_x, pb_y, pb_w, pb_h,
- (double) 0.0 - src_x * scale_x,
- (double) 0.0 - src_y * scale_y,
- scale_x, scale_y,
- (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality,
- 255, it->x + pb_x, it->y + pb_y,
- PR_ALPHA_CHECK_SIZE, PR_ALPHA_CHECK1, PR_ALPHA_CHECK2);
- }
- pr_tile_apply_orientation(pr, &it->pixbuf, pb_x, pb_y, pb_w, pb_h);
- draw = TRUE;
- }
-
- if (draw && it->pixbuf && !it->blank)
- {
-
- if (pr->func_post_process && !(pr->post_process_slow && fast))
- pr->func_post_process(pr, &it->pixbuf, x, y, w, h, pr->post_process_user_data);
-
- gdk_draw_pixbuf(it->pixmap,
- box->style->fg_gc[GTK_WIDGET_STATE(box)],
- it->pixbuf,
- x, y,
- x, y,
- w, h,
- pr->dither_quality, it->x + x, it->y + y);
- }
-
-#if 0
- /* enable this line for debugging the edges of tiles */
- gdk_draw_rectangle(it->pixmap, box->style->white_gc,
- FALSE, 0, 0, it->w, it->h);
- gdk_draw_rectangle(it->pixmap, box->style->white_gc,
- FALSE, x, y, w, h);
-#endif
-}
-
-
-static void pr_tile_expose(PixbufRenderer *pr, ImageTile *it,
- gint x, gint y, gint w, gint h,
- gint new_data, gint fast)
-{
- GtkWidget *box;
-
- pr_tile_render(pr, it, x, y, w, h, new_data, fast);
-
- box = GTK_WIDGET(pr);
-
- gdk_draw_drawable(box->window, box->style->fg_gc[GTK_WIDGET_STATE(box)],
- it->pixmap, x, y,
- pr->x_offset + (it->x - pr->x_scroll) + x, pr->y_offset + (it->y - pr->y_scroll) + y, w, h);
-
- if (pr->overlay_list)
- {
- pr_overlay_draw(pr, pr->x_offset + (it->x - pr->x_scroll) + x,
- pr->y_offset + (it->y - pr->y_scroll) + y,
- w, h,
- it);
- }
-}
-
-
-static gint pr_tile_is_visible(PixbufRenderer *pr, ImageTile *it)
-{
- return (it->x + it->w >= pr->x_scroll && it->x < pr->x_scroll + pr->vis_width &&
- it->y + it->h >= pr->y_scroll && it->y < pr->y_scroll + pr->vis_height);
-}
-
-/*
- *-------------------------------------------------------------------
- * draw queue
- *-------------------------------------------------------------------
- */
-
-static gint pr_queue_draw_idle_cb(gpointer data)
-{
- PixbufRenderer *pr = data;
- QueueData *qd;
- gint fast;
-
- if ((!pr->pixbuf && !pr->source_tiles_enabled) ||
- (!pr->draw_queue && !pr->draw_queue_2pass) ||
- pr->draw_idle_id == -1)
- {
- pr_render_complete_signal(pr);
-
- pr->draw_idle_id = -1;
- return FALSE;
- }
-
- if (pr->draw_queue)
- {
- qd = pr->draw_queue->data;
- fast = ((pr->zoom_2pass && pr->zoom_quality != GDK_INTERP_NEAREST && pr->scale != 1.0) || pr->post_process_slow);
- }
- else
- {
- if (pr->loading)
- {
- /* still loading, wait till done (also drops the higher priority) */
-
- pr->draw_idle_id = g_idle_add_full(G_PRIORITY_DEFAULT_IDLE,
- pr_queue_draw_idle_cb, pr, NULL);
- pr->draw_idle_high = FALSE;
- return FALSE;
- }
-
- qd = pr->draw_queue_2pass->data;
- fast = FALSE;
- }
-
- if (GTK_WIDGET_REALIZED(pr))
- {
- if (pr_tile_is_visible(pr, qd->it))
- {
- pr_tile_expose(pr, qd->it, qd->x, qd->y, qd->w, qd->h, qd->new_data, fast);
- }
- else if (qd->new_data)
- {
- /* if new pixel data, and we already have a pixmap, update the tile */
- qd->it->blank = FALSE;
- if (qd->it->pixmap && qd->it->render_done == TILE_RENDER_ALL)
- {
- pr_tile_render(pr, qd->it, qd->x, qd->y, qd->w, qd->h, qd->new_data, fast);
- }
- }
- }
-
- if (pr->draw_queue)
- {
- qd->it->qd = NULL;
- pr->draw_queue = g_list_remove(pr->draw_queue, qd);
- if (fast)
- {
- if (qd->it->qd2)
- {
- pr_queue_merge(qd->it->qd2, qd);
- g_free(qd);
- }
- else
- {
- qd->it->qd2 = qd;
- pr->draw_queue_2pass = g_list_append(pr->draw_queue_2pass, qd);
- }
- }
- else
- {
- g_free(qd);
- }
- }
- else
- {
- qd->it->qd2 = NULL;
- pr->draw_queue_2pass = g_list_remove(pr->draw_queue_2pass, qd);
- g_free(qd);
- }
-
- if (!pr->draw_queue && !pr->draw_queue_2pass)
- {
- pr_render_complete_signal(pr);
-
- pr->draw_idle_id = -1;
- return FALSE;
- }
-
- return TRUE;
-}
-
-static void pr_queue_list_free(GList *list)
-{
- GList *work;
-
- work = list;
- while (work)
- {
- QueueData *qd;
-
- qd = work->data;
- work = work->next;
-
- qd->it->qd = NULL;
- qd->it->qd2 = NULL;
- g_free(qd);
- }
-
- g_list_free(list);
-}
-
-static void pr_queue_clear(PixbufRenderer *pr)
-{
- pr_queue_list_free(pr->draw_queue);
- pr->draw_queue = NULL;
-
- pr_queue_list_free(pr->draw_queue_2pass);
- pr->draw_queue_2pass = NULL;
-
- if (pr->draw_idle_id != -1) g_source_remove(pr->draw_idle_id);
- pr->draw_idle_id = -1;
-}
-
-static void pr_queue_merge(QueueData *parent, QueueData *qd)
-{
- if (parent->x + parent->w < qd->x + qd->w)
- {
- parent->w += (qd->x + qd->w) - (parent->x + parent->w);
- }
- if (parent->x > qd->x)
- {
- parent->w += parent->x - qd->x;
- parent->x = qd->x;
- }
-
- if (parent->y + parent->h < qd->y + qd->h)
- {
- parent->h += (qd->y + qd->h) - (parent->y + parent->h);
- }
- if (parent->y > qd->y)
- {
- parent->h += parent->y - qd->y;
- parent->y = qd->y;
- }
-
- parent->new_data |= qd->new_data;
-}
-
-static gint pr_clamp_to_visible(PixbufRenderer *pr, gint *x, gint *y, gint *w, gint *h)
-{
- gint nx, ny;
- gint nw, nh;
- gint vx, vy;
- gint vw, vh;
-
- vw = pr->vis_width;
- vh = pr->vis_height;
-
- vx = pr->x_scroll;
- vy = pr->y_scroll;
-
- if (*x + *w < vx || *x > vx + vw || *y + *h < vy || *y > vy + vh) return FALSE;
-
- /* now clamp it */
- nx = CLAMP(*x, vx, vx + vw);
- nw = CLAMP(*w - (nx - *x), 1, vw);
-
- ny = CLAMP(*y, vy, vy + vh);
- nh = CLAMP(*h - (ny - *y), 1, vh);
-
- *x = nx;
- *y = ny;
- *w = nw;
- *h = nh;
-
- return TRUE;
-}
-
-static gint pr_queue_to_tiles(PixbufRenderer *pr, gint x, gint y, gint w, gint h,
- gint clamp, ImageTileRenderType render, gint new_data, gint only_existing)
-{
- gint i, j;
- gint x1, x2;
- gint y1, y2;
-
- if (clamp && !pr_clamp_to_visible(pr, &x, &y, &w, &h)) return FALSE;
-
- x1 = (gint)floor(x / pr->tile_width) * pr->tile_width;
- x2 = (gint)ceil((x + w) / pr->tile_width) * pr->tile_width;
-
- y1 = (gint)floor(y / pr->tile_height) * pr->tile_height;
- y2 = (gint)ceil((y + h) / pr->tile_height) * pr->tile_height;
-
- for (j = y1; j <= y2; j += pr->tile_height)
- {
- for (i = x1; i <= x2; i += pr->tile_width)
- {
- ImageTile *it;
-
- it = pr_tile_get(pr, i, j,
- (only_existing &&
- (i + pr->tile_width < pr->x_scroll ||
- i > pr->x_scroll + pr->vis_width ||
- j + pr->tile_height < pr->y_scroll ||
- j > pr->y_scroll + pr->vis_height)));
- if (it)
- {
- QueueData *qd;
-
- if ((render == TILE_RENDER_ALL && it->render_done != TILE_RENDER_ALL) ||
- (render == TILE_RENDER_AREA && it->render_todo != TILE_RENDER_ALL))
- {
- it->render_todo = render;
- }
-
- qd = g_new(QueueData, 1);
- qd->it = it;
- qd->new_data = new_data;
-
- if (i < x)
- {
- qd->x = x - i;
- }
- else
- {
- qd->x = 0;
- }
- qd->w = x + w - i - qd->x;
- if (qd->x + qd->w > pr->tile_width) qd->w = pr->tile_width - qd->x;
-
- if (j < y)
- {
- qd->y = y - j;
- }
- else
- {
- qd->y = 0;
- }
- qd->h = y + h - j - qd->y;
- if (qd->y + qd->h > pr->tile_height) qd->h = pr->tile_height - qd->y;
-
- if (qd->w < 1 || qd->h < 1)
- {
- g_free(qd);
- }
- else if (it->qd)
- {
- pr_queue_merge(it->qd, qd);
- g_free(qd);
- }
- else
- {
- it->qd = qd;
- pr->draw_queue = g_list_append(pr->draw_queue, qd);
- }
- }
- }
- }
-
- return TRUE;
-}
-
-static void pr_queue(PixbufRenderer *pr, gint x, gint y, gint w, gint h,
- gint clamp, ImageTileRenderType render, gint new_data, gint only_existing)
-{
- gint nx, ny;
-
- nx = CLAMP(x, 0, pr->width - 1);
- ny = CLAMP(y, 0, pr->height - 1);
- w -= (nx - x);
- h -= (ny - y);
- w = CLAMP(w, 0, pr->width - nx);
- h = CLAMP(h, 0, pr->height - ny);
- if (w < 1 || h < 1) return;
-
- if (pr_queue_to_tiles(pr, nx, ny, w, h, clamp, render, new_data, only_existing) &&
- ((!pr->draw_queue && !pr->draw_queue_2pass) || pr->draw_idle_id == -1 || !pr->draw_idle_high))
- {
- if (pr->draw_idle_id != -1) g_source_remove(pr->draw_idle_id);
- pr->draw_idle_id = g_idle_add_full(GDK_PRIORITY_REDRAW,
- pr_queue_draw_idle_cb, pr, NULL);
- pr->draw_idle_high = TRUE;
- }
-}
-
-static void pr_redraw(PixbufRenderer *pr, gint new_data)
-{
- pr_queue_clear(pr);
- pr_queue(pr, 0, 0, pr->width, pr->height, TRUE, TILE_RENDER_ALL, new_data, FALSE);
-}
-
-/*
- *-------------------------------------------------------------------
- * signal emission
- *-------------------------------------------------------------------
- */
-
-static void pr_update_signal(PixbufRenderer *pr)
-{
-#if 0
- printf("FIXME: send updated signal\n");
-#endif
- if (debug) printf("%s pixbuf renderer updated - started drawing %p\n", get_exec_time(), pr);
- pr->debug_updated = TRUE;
-}
-
-static void pr_zoom_signal(PixbufRenderer *pr)
-{
- g_signal_emit(pr, signals[SIGNAL_ZOOM], 0, pr->zoom);
-}
-
-static void pr_clicked_signal(PixbufRenderer *pr, GdkEventButton *bevent)
-{
- g_signal_emit(pr, signals[SIGNAL_CLICKED], 0, bevent);
-}
-
-static void pr_scroll_notify_signal(PixbufRenderer *pr)
-{
- g_signal_emit(pr, signals[SIGNAL_SCROLL_NOTIFY], 0);
-}
-
-static void pr_render_complete_signal(PixbufRenderer *pr)
-{
- if (!pr->complete)
- {
- g_signal_emit(pr, signals[SIGNAL_RENDER_COMPLETE], 0);
- g_object_set(G_OBJECT(pr), "complete", TRUE, NULL);
- }
- if (pr->debug_updated)
- {
- if (debug) printf("%s pixbuf renderer done %p\n", get_exec_time(), pr);
- pr->debug_updated = FALSE;
- }
-}
-
-static void pr_drag_signal(PixbufRenderer *pr, GdkEventButton *bevent)
-{
- g_signal_emit(pr, signals[SIGNAL_DRAG], 0, bevent);
-}
-
-/*
- *-------------------------------------------------------------------
- * sync and clamp
- *-------------------------------------------------------------------
- */
-
-static gint pr_scroll_clamp(PixbufRenderer *pr)
-{
- gint old_xs;
- gint old_ys;
-
- if (pr->zoom == 0.0)
- {
- pr->x_scroll = 0;
- pr->y_scroll = 0;
-
- return FALSE;
- }
-
- old_xs = pr->x_scroll;
- old_ys = pr->y_scroll;
-
- if (pr->x_offset > 0)
- {
- pr->x_scroll = 0;
- }
- else
- {
- pr->x_scroll = CLAMP(pr->x_scroll, 0, pr->width - pr->vis_width);
- }
-
- if (pr->y_offset > 0)
- {
- pr->y_scroll = 0;
- }
- else
- {
- pr->y_scroll = CLAMP(pr->y_scroll, 0, pr->height - pr->vis_height);
- }
-
- return (old_xs != pr->x_scroll || old_ys != pr->y_scroll);
-}
-
-static gint pr_size_clamp(PixbufRenderer *pr)
+static gboolean pr_size_clamp(PixbufRenderer *pr)
{
gint old_vw, old_vh;
old_vw = pr->vis_width;
old_vh = pr->vis_height;
- if (pr->width < pr->window_width)
+ if (pr->width < pr->viewport_width)
{
pr->vis_width = pr->width;
- pr->x_offset = (pr->window_width - pr->width) / 2;
+ pr->x_offset = (pr->viewport_width - pr->width) / 2;
}
else
{
- pr->vis_width = pr->window_width;
+ pr->vis_width = pr->viewport_width;
pr->x_offset = 0;
}
- if (pr->height < pr->window_height)
+ if (pr->height < pr->viewport_height)
{
pr->vis_height = pr->height;
- pr->y_offset = (pr->window_height - pr->height) / 2;
+ pr->y_offset = (pr->viewport_height - pr->height) / 2;
}
else
{
- pr->vis_height = pr->window_height;
+ pr->vis_height = pr->viewport_height;
pr->y_offset = 0;
}
+ pixbuf_renderer_sync_scroll_center(pr);
+
return (old_vw != pr->vis_width || old_vh != pr->vis_height);
}
-static gint pr_zoom_clamp(PixbufRenderer *pr, gdouble zoom,
- gint force, gint new, gint invalidate,
- gint *redrawn)
+static gboolean pr_zoom_clamp(PixbufRenderer *pr, gdouble zoom,
+ PrZoomFlags flags)
{
gint w, h;
gdouble scale;
- gint invalid;
+ gboolean force = !!(flags & PR_ZOOM_FORCE);
+ gboolean new = !!(flags & PR_ZOOM_NEW);
zoom = CLAMP(zoom, pr->zoom_min, pr->zoom_max);
{
gint max_w;
gint max_h;
- gint sizeable;
+ gboolean sizeable;
sizeable = (new && pr_parent_window_sizable(pr));
}
else
{
- max_w = pr->window_width;
- max_h = pr->window_height;
+ max_w = pr->viewport_width;
+ max_h = pr->viewport_height;
}
if ((pr->zoom_expand && !sizeable) || w > max_w || h > max_h)
{
- if ((gdouble)max_w / w > (gdouble)max_h / h)
+ if ((gdouble)max_w / w > (gdouble)max_h / h / pr->aspect_ratio)
{
- scale = (gdouble)max_h / h;
+ scale = (gdouble)max_h / h / pr->aspect_ratio;
h = max_h;
w = w * scale + 0.5;
if (w > max_w) w = max_w;
{
scale = (gdouble)max_w / w;
w = max_w;
- h = h * scale + 0.5;
+ h = h * scale * pr->aspect_ratio + 0.5;
if (h > max_h) h = max_h;
}
{
scale = zoom;
w = w * scale;
- h = h * scale;
+ h = h * scale * pr->aspect_ratio;
}
else /* zoom out */
{
scale = 1.0 / (0.0 - zoom);
w = w * scale;
- h = h * scale;
+ h = h * scale * pr->aspect_ratio;
}
- invalid = (pr->width != w || pr->height != h);
-
pr->zoom = zoom;
pr->width = w;
pr->height = h;
pr->scale = scale;
- if (invalidate || invalid)
- {
- pr_tile_invalidate_all(pr);
- pr_redraw(pr, TRUE);
- }
- if (redrawn) *redrawn = (invalidate || invalid);
-
return TRUE;
}
static void pr_zoom_sync(PixbufRenderer *pr, gdouble zoom,
- gint force, gint new,
- gint center_point, gint px, gint py)
+ PrZoomFlags flags, gint px, gint py)
{
gdouble old_scale;
gint old_cx, old_cy;
- gint clamped;
- gint sized;
- gint redrawn = FALSE;
-
+ gboolean clamped;
+ gboolean sized;
+ gboolean center_point = !!(flags & PR_ZOOM_CENTER);
+ gboolean force = !!(flags & PR_ZOOM_FORCE);
+ gboolean new = !!(flags & PR_ZOOM_NEW);
+ gboolean lazy = !!(flags & PR_ZOOM_LAZY);
+ PrZoomFlags clamp_flags = flags;
+ gdouble old_center_x = pr->norm_center_x;
+ gdouble old_center_y = pr->norm_center_y;
+
old_scale = pr->scale;
if (center_point)
{
old_cy = pr->y_scroll + pr->vis_height / 2;
}
- if (!pr_zoom_clamp(pr, zoom, force, new, force, &redrawn)) return;
+ if (force) clamp_flags |= PR_ZOOM_INVALIDATE;
+ if (!pr_zoom_clamp(pr, zoom, clamp_flags)) return;
clamped = pr_size_clamp(pr);
sized = pr_parent_window_resize(pr, pr->width, pr->height);
switch (pr->scroll_reset)
{
case PR_SCROLL_RESET_NOCHANGE:
- /* maintain old scroll position, do nothing */
+ /* maintain old scroll position */
+ pr->x_scroll = ((gdouble)pr->image_width * old_center_x * pr->scale) - pr->vis_width / 2;
+ pr->y_scroll = ((gdouble)pr->image_height * old_center_y * pr->scale * pr->aspect_ratio) - pr->vis_height / 2;
break;
case PR_SCROLL_RESET_CENTER:
/* center new image */
- pr->x_scroll = ((double)pr->image_width / 2.0 * pr->scale) - pr->vis_width / 2;
- pr->y_scroll = ((double)pr->image_height / 2.0 * pr->scale) - pr->vis_height / 2;
+ pr->x_scroll = ((gdouble)pr->image_width / 2.0 * pr->scale) - pr->vis_width / 2;
+ pr->y_scroll = ((gdouble)pr->image_height / 2.0 * pr->scale * pr->aspect_ratio) - pr->vis_height / 2;
break;
case PR_SCROLL_RESET_TOPLEFT:
default:
if (center_point)
{
pr->x_scroll = old_cx / old_scale * pr->scale - (px - pr->x_offset);
- pr->y_scroll = old_cy / old_scale * pr->scale - (py - pr->y_offset);
+ pr->y_scroll = old_cy / old_scale * pr->scale * pr->aspect_ratio - (py - pr->y_offset);
}
else
{
pr->x_scroll = old_cx / old_scale * pr->scale - (pr->vis_width / 2);
- pr->y_scroll = old_cy / old_scale * pr->scale - (pr->vis_height / 2);
+ pr->y_scroll = old_cy / old_scale * pr->scale * pr->aspect_ratio - (pr->vis_height / 2);
}
}
pr_scroll_clamp(pr);
- /* If the window was not sized, redraw the image - we know there will be no size/expose signal.
- * But even if a size is claimed, there is no guarantee that the window manager will allow it,
- * so redraw the window anyway :/
- */
- if (sized || clamped) pr_border_clear(pr);
- pr_redraw(pr, redrawn);
+ pr->renderer->update_zoom(pr->renderer, lazy);
+ if (pr->renderer2) pr->renderer2->update_zoom(pr->renderer2, lazy);
pr_scroll_notify_signal(pr);
pr_zoom_signal(pr);
static void pr_size_sync(PixbufRenderer *pr, gint new_width, gint new_height)
{
- gint zoom_changed = FALSE;
+ gboolean zoom_changed = FALSE;
- if (pr->window_width == new_width && pr->window_height == new_height) return;
+ gint new_viewport_width = new_width;
+ gint new_viewport_height = new_height;
+
+ if (!pr->stereo_temp_disable)
+ {
+ if (pr->stereo_mode & PR_STEREO_HORIZ)
+ {
+ new_viewport_width = new_width / 2;
+ }
+ else if (pr->stereo_mode & PR_STEREO_VERT)
+ {
+ new_viewport_height = new_height / 2;
+ }
+ else if (pr->stereo_mode & PR_STEREO_FIXED)
+ {
+ new_viewport_width = pr->stereo_fixed_width;
+ new_viewport_height = pr->stereo_fixed_height;
+ }
+ }
+
+ if (pr->window_width == new_width && pr->window_height == new_height &&
+ pr->viewport_width == new_viewport_width && pr->viewport_height == new_viewport_height) return;
pr->window_width = new_width;
pr->window_height = new_height;
+ pr->viewport_width = new_viewport_width;
+ pr->viewport_height = new_viewport_height;
if (pr->zoom == 0.0)
{
gdouble old_scale = pr->scale;
- pr_zoom_clamp(pr, 0.0, TRUE, FALSE, FALSE, NULL);
+ pr_zoom_clamp(pr, 0.0, PR_ZOOM_FORCE);
zoom_changed = (old_scale != pr->scale);
}
pr_size_clamp(pr);
pr_scroll_clamp(pr);
- pr_overlay_update_sizes(pr);
+ if (zoom_changed)
+ {
+ pr->renderer->update_zoom(pr->renderer, FALSE);
+ if (pr->renderer2) pr->renderer2->update_zoom(pr->renderer2, FALSE);
+ }
+
+ pr->renderer->update_viewport(pr->renderer);
+ if (pr->renderer2) pr->renderer2->update_viewport(pr->renderer2);
+
/* ensure scroller remains visible */
if (pr->scroller_overlay != -1)
{
- gint update = FALSE;
+ gboolean update = FALSE;
if (pr->scroller_x > new_width)
{
}
}
- pr_border_clear(pr);
-
pr_scroll_notify_signal(pr);
if (zoom_changed) pr_zoom_signal(pr);
pr_update_signal(pr);
pr_size_sync(pr, allocation->width, allocation->height);
}
-static void pixbuf_renderer_paint(PixbufRenderer *pr, GdkRectangle *area)
-{
- gint x, y;
-
- pr_border_draw(pr, area->x, area->y, area->width, area->height);
-
- x = MAX(0, (gint)area->x - pr->x_offset + pr->x_scroll);
- y = MAX(0, (gint)area->y - pr->y_offset + pr->y_scroll);
-
- pr_queue(pr, x, y,
- MIN((gint)area->width, pr->width - x),
- MIN((gint)area->height, pr->height - y),
- FALSE, TILE_RENDER_ALL, FALSE, FALSE);
-}
-
/*
*-------------------------------------------------------------------
* scrolling
{
gint old_x, old_y;
gint x_off, y_off;
- gint w, h;
g_return_if_fail(IS_PIXBUF_RENDERER(pr));
pr->y_scroll += y;
pr_scroll_clamp(pr);
+
+ pixbuf_renderer_sync_scroll_center(pr);
+
if (pr->x_scroll == old_x && pr->y_scroll == old_y) return;
pr_scroll_notify_signal(pr);
x_off = pr->x_scroll - old_x;
y_off = pr->y_scroll - old_y;
-
- w = pr->vis_width - abs(x_off);
- h = pr->vis_height - abs(y_off);
-
- if (w < 1 || h < 1)
- {
- /* scrolled completely to new material */
- pr_queue(pr, 0, 0, pr->width, pr->height, TRUE, TILE_RENDER_ALL, FALSE, FALSE);
- return;
- }
- else
- {
- gint x1, y1;
- gint x2, y2;
- GtkWidget *box;
- GdkGC *gc;
- GdkEvent *event;
-
- if (x_off < 0)
- {
- x1 = abs(x_off);
- x2 = 0;
- }
- else
- {
- x1 = 0;
- x2 = abs(x_off);
- }
-
- if (y_off < 0)
- {
- y1 = abs(y_off);
- y2 = 0;
- }
- else
- {
- y1 = 0;
- y2 = abs(y_off);
- }
-
- box = GTK_WIDGET(pr);
-
- gc = gdk_gc_new(box->window);
- gdk_gc_set_exposures(gc, TRUE);
- gdk_draw_drawable(box->window, gc,
- box->window,
- x2 + pr->x_offset, y2 + pr->y_offset,
- x1 + pr->x_offset, y1 + pr->y_offset, w, h);
- g_object_unref(gc);
-
- if (pr->overlay_list)
- {
- pr_overlay_queue_all(pr);
- }
-
- w = pr->vis_width - w;
- h = pr->vis_height - h;
-
- if (w > 0)
- {
- pr_queue(pr,
- x_off > 0 ? pr->x_scroll + (pr->vis_width - w) : pr->x_scroll, pr->y_scroll,
- w, pr->vis_height, TRUE, TILE_RENDER_ALL, FALSE, FALSE);
- }
- if (h > 0)
- {
- /* FIXME, to optimize this, remove overlap */
- pr_queue(pr,
- pr->x_scroll, y_off > 0 ? pr->y_scroll + (pr->vis_height - h) : pr->y_scroll,
- pr->vis_width, h, TRUE, TILE_RENDER_ALL, FALSE, FALSE);
- }
-
- /* process exposures here, "expose_event" seems to miss a few with obstructed windows */
- while ((event = gdk_event_get_graphics_expose(box->window)) != NULL)
- {
- pixbuf_renderer_paint(pr, &event->expose.area);
-
- if (event->expose.count == 0)
- {
- gdk_event_free(event);
- break;
- }
- gdk_event_free(event);
- }
- }
+
+ pr->renderer->scroll(pr->renderer, x_off, y_off);
+ if (pr->renderer2) pr->renderer2->scroll(pr->renderer2, x_off, y_off);
}
void pixbuf_renderer_scroll_to_point(PixbufRenderer *pr, gint x, gint y,
ay = (gdouble)pr->vis_height * y_align;
px = (gdouble)x * pr->scale - (pr->x_scroll + ax);
- py = (gdouble)y * pr->scale - (pr->y_scroll + ay);
+ py = (gdouble)y * pr->scale * pr->aspect_ratio - (pr->y_scroll + ay);
pixbuf_renderer_scroll(pr, px, py);
}
void pixbuf_renderer_get_scroll_center(PixbufRenderer *pr, gdouble *x, gdouble *y)
{
- gint src_x, src_y;
-
- src_x = pr->x_scroll + pr->vis_width / 2;
- src_y = pr->y_scroll + pr->vis_height / 2;
-
- *x = (gdouble)src_x / pr->width;
- *y = (gdouble)src_y / pr->height;
+ *x = pr->norm_center_x;
+ *y = pr->norm_center_y;
}
void pixbuf_renderer_set_scroll_center(PixbufRenderer *pr, gdouble x, gdouble y)
dst_x = x * pr->width - pr->vis_width / 2 - pr->x_scroll + CLAMP(pr->subpixel_x_scroll, -1.0, 1.0);
dst_y = y * pr->height - pr->vis_height / 2 - pr->y_scroll + CLAMP(pr->subpixel_y_scroll, -1.0, 1.0);
- pr->subpixel_x_scroll = dst_x - (int)dst_x;
- pr->subpixel_y_scroll = dst_y - (int)dst_y;
+ pr->subpixel_x_scroll = dst_x - (gint)dst_x;
+ pr->subpixel_y_scroll = dst_y - (gint)dst_y;
- pixbuf_renderer_scroll(pr, (int)dst_x, (int)dst_y);
+ pixbuf_renderer_scroll(pr, (gint)dst_x, (gint)dst_y);
}
-
/*
*-------------------------------------------------------------------
* mouse
*-------------------------------------------------------------------
*/
-static gint pr_mouse_motion_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
+static gboolean pr_mouse_motion_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
{
PixbufRenderer *pr;
gint accel;
+ /* This is a hack, but work far the best, at least for single pointer systems.
+ * See http://bugzilla.gnome.org/show_bug.cgi?id=587714 for more. */
+ gint x, y;
+ gdk_window_get_pointer (bevent->window, &x, &y, NULL);
+ bevent->x = x;
+ bevent->y = y;
+
pr = PIXBUF_RENDERER(widget);
- if (pr->scroller_id != -1)
+ if (pr->scroller_id)
{
pr->scroller_xpos = bevent->x;
pr->scroller_ypos = bevent->y;
}
-
+
+ pr->x_mouse = bevent->x;
+ pr->y_mouse = bevent->y;
+ pr_update_pixel_signal(pr);
+
if (!pr->in_drag || !gdk_pointer_is_grabbed()) return FALSE;
if (pr->drag_moved < PR_DRAG_SCROLL_THRESHHOLD)
widget_set_cursor(widget, GDK_FLEUR);
}
- if (bevent->state & GDK_SHIFT_MASK)
+ if (bevent->state & GDK_CONTROL_MASK)
{
accel = PR_PAN_SHIFT_MULTIPLIER;
}
pr->drag_last_x = bevent->x;
pr->drag_last_y = bevent->y;
+ /* This is recommended by the GTK+ documentation, but does not work properly.
+ * Use deprecated way until GTK+ gets a solution for correct motion hint handling:
+ * http://bugzilla.gnome.org/show_bug.cgi?id=587714
+ */
+ /* gdk_event_request_motions (bevent); */
+ return FALSE;
+}
+
+static gboolean pr_leave_notify_cb(GtkWidget *widget, GdkEventCrossing *cevent, gpointer data)
+{
+ PixbufRenderer *pr;
+
+ pr = PIXBUF_RENDERER(widget);
+ pr->x_mouse = -1;
+ pr->y_mouse = -1;
+
+ pr_update_pixel_signal(pr);
return FALSE;
}
-static gint pr_mouse_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
+static gboolean pr_mouse_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
{
PixbufRenderer *pr;
GtkWidget *parent;
pr = PIXBUF_RENDERER(widget);
- if (pr->scroller_id != -1) return TRUE;
+ if (pr->scroller_id) return TRUE;
switch (bevent->button)
{
pr->drag_last_x = bevent->x;
pr->drag_last_y = bevent->y;
pr->drag_moved = 0;
- gdk_pointer_grab(widget->window, FALSE,
- GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK,
+ gdk_pointer_grab(gtk_widget_get_window(widget), FALSE,
+ GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON_RELEASE_MASK,
NULL, NULL, bevent->time);
gtk_grab_add(widget);
break;
}
parent = gtk_widget_get_parent(widget);
+#if GTK_CHECK_VERSION(2,20,0)
+ if (widget && gtk_widget_get_can_focus(parent))
+#else
if (widget && GTK_WIDGET_CAN_FOCUS(parent))
+#endif
{
gtk_widget_grab_focus(parent);
}
return FALSE;
}
-static gint pr_mouse_release_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
+static gboolean pr_mouse_release_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
{
PixbufRenderer *pr;
pr = PIXBUF_RENDERER(widget);
- if (pr->scroller_id != -1)
+ if (pr->scroller_id)
{
pr_scroller_stop(pr);
return TRUE;
}
+#if GTK_CHECK_VERSION(2,20,0)
+ if (gdk_pointer_is_grabbed() && gtk_widget_has_grab(GTK_WIDGET(pr)))
+#else
if (gdk_pointer_is_grabbed() && GTK_WIDGET_HAS_GRAB(pr))
+#endif
{
gtk_grab_remove(widget);
gdk_pointer_ungrab(bevent->time);
if (pr->drag_moved < PR_DRAG_SCROLL_THRESHHOLD)
{
- if (bevent->button == MOUSE_BUTTON_LEFT && (bevent->state & GDK_SHIFT_MASK))
+ if (bevent->button == MOUSE_BUTTON_LEFT && (bevent->state & GDK_CONTROL_MASK))
{
pr_scroller_start(pr, bevent->x, bevent->y);
}
return FALSE;
}
-static gint pr_mouse_leave_cb(GtkWidget *widget, GdkEventCrossing *event, gpointer data)
+static gboolean pr_mouse_leave_cb(GtkWidget *widget, GdkEventCrossing *event, gpointer data)
{
PixbufRenderer *pr;
pr = PIXBUF_RENDERER(widget);
- if (pr->scroller_id != -1)
+ if (pr->scroller_id)
{
pr->scroller_xpos = pr->scroller_x;
pr->scroller_ypos = pr->scroller_y;
G_CALLBACK(pr_mouse_release_cb), pr);
g_signal_connect(G_OBJECT(pr), "leave_notify_event",
G_CALLBACK(pr_mouse_leave_cb), pr);
+ g_signal_connect(G_OBJECT(pr), "leave_notify_event",
+ G_CALLBACK(pr_leave_notify_cb), pr);
- gtk_widget_set_events(GTK_WIDGET(pr), GDK_POINTER_MOTION_MASK |
+ gtk_widget_set_events(GTK_WIDGET(pr), GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK |
GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_PRESS_MASK |
GDK_LEAVE_NOTIFY_MASK);
}
+/*
+ *-------------------------------------------------------------------
+ * stereo support
+ *-------------------------------------------------------------------
+ */
+
+#define COLOR_BYTES 3 /* rgb */
+static void pr_create_anaglyph_RC(GdkPixbuf *pixbuf, GdkPixbuf *right, gint x, gint y, gint w, gint h)
+{
+ gint srs, drs;
+ guchar *s_pix, *d_pix;
+ guchar *sp, *dp;
+ guchar *spi, *dpi;
+ gint i, j;
+
+ srs = gdk_pixbuf_get_rowstride(right);
+ s_pix = gdk_pixbuf_get_pixels(right);
+ spi = s_pix + (x * COLOR_BYTES);
+
+ drs = gdk_pixbuf_get_rowstride(pixbuf);
+ d_pix = gdk_pixbuf_get_pixels(pixbuf);
+ dpi = d_pix + x * COLOR_BYTES;
+
+ for (i = y; i < y + h; i++)
+ {
+ sp = spi + (i * srs);
+ dp = dpi + (i * drs);
+ for (j = 0; j < w; j++)
+ {
+ *dp = *sp; /* copy red channel */
+ sp += COLOR_BYTES;
+ dp += COLOR_BYTES;
+ }
+ }
+}
+
+static void pr_create_anaglyph_gray(GdkPixbuf *pixbuf, GdkPixbuf *right, gint x, gint y, gint w, gint h)
+{
+ gint srs, drs;
+ guchar *s_pix, *d_pix;
+ guchar *sp, *dp;
+ guchar *spi, *dpi;
+ gint i, j;
+ const double gc[3] = {0.299, 0.587, 0.114};
+
+ srs = gdk_pixbuf_get_rowstride(right);
+ s_pix = gdk_pixbuf_get_pixels(right);
+ spi = s_pix + (x * COLOR_BYTES);
+
+ drs = gdk_pixbuf_get_rowstride(pixbuf);
+ d_pix = gdk_pixbuf_get_pixels(pixbuf);
+ dpi = d_pix + x * COLOR_BYTES;
+
+ for (i = y; i < y + h; i++)
+ {
+ sp = spi + (i * srs);
+ dp = dpi + (i * drs);
+ for (j = 0; j < w; j++)
+ {
+ guchar g1 = dp[0] * gc[0] + dp[1] * gc[1] + dp[2] * gc[2];
+ guchar g2 = sp[0] * gc[0] + sp[1] * gc[1] + sp[2] * gc[2];
+ dp[0] = g2; /* red channel from sp */
+ dp[1] = g1; /* green and blue from dp */
+ dp[2] = g1;
+ sp += COLOR_BYTES;
+ dp += COLOR_BYTES;
+ }
+ }
+}
+
+const double pr_dubois_matrix[3][6] = {
+ { 0.456, 0.500, 0.176, -0.043, -0.088, -0.002},
+ {-0.040, -0.038, -0.016, 0.378, 0.734, -0.018},
+ {-0.015, -0.021, -0.005, -0.072, -0.113, 1.226}
+ };
+
+static void pr_create_anaglyph_dubois(GdkPixbuf *pixbuf, GdkPixbuf *right, gint x, gint y, gint w, gint h)
+{
+ gint srs, drs;
+ guchar *s_pix, *d_pix;
+ guchar *sp, *dp;
+ guchar *spi, *dpi;
+ gint i, j, k;
+
+ srs = gdk_pixbuf_get_rowstride(right);
+ s_pix = gdk_pixbuf_get_pixels(right);
+ spi = s_pix + (x * COLOR_BYTES);
+
+ drs = gdk_pixbuf_get_rowstride(pixbuf);
+ d_pix = gdk_pixbuf_get_pixels(pixbuf);
+ dpi = d_pix + x * COLOR_BYTES;
+
+ for (i = y; i < y + h; i++)
+ {
+ sp = spi + (i * srs);
+ dp = dpi + (i * drs);
+ for (j = 0; j < w; j++)
+ {
+ double res[3];
+ for (k = 0; k < 3; k++)
+ {
+ const double *m = pr_dubois_matrix[k];
+ res[k] = sp[0] * m[0] + sp[1] * m[1] + sp[2] * m[2] + dp[0] * m[3] + dp[1] * m[4] + dp[2] * m[5];
+ if (res[k] < 0.0) res[k] = 0;
+ if (res[k] > 255.0) res[k] = 255.0;
+ }
+ dp[0] = res[0];
+ dp[1] = res[1];
+ dp[2] = res[2];
+ sp += COLOR_BYTES;
+ dp += COLOR_BYTES;
+ }
+ }
+}
+
+void pr_create_anaglyph(guint mode, GdkPixbuf *pixbuf, GdkPixbuf *right, gint x, gint y, gint w, gint h)
+{
+ if (mode & PR_STEREO_ANAGLYPH_RC)
+ pr_create_anaglyph_RC(pixbuf, right, x, y, w, h);
+ else if (mode & PR_STEREO_ANAGLYPH_GRAY)
+ pr_create_anaglyph_gray(pixbuf, right, x, y, w, h);
+ else if (mode & PR_STEREO_ANAGLYPH_DB)
+ pr_create_anaglyph_dubois(pixbuf, right, x, y, w, h);
+}
+
/*
*-------------------------------------------------------------------
* public
*/
static void pr_pixbuf_size_sync(PixbufRenderer *pr)
{
+ pr->stereo_pixbuf_offset_left = 0;
+ pr->stereo_pixbuf_offset_right = 0;
if (!pr->pixbuf) return;
switch (pr->orientation)
{
case EXIF_ORIENTATION_LEFT_BOTTOM:
pr->image_width = gdk_pixbuf_get_height(pr->pixbuf);
pr->image_height = gdk_pixbuf_get_width(pr->pixbuf);
+ if (pr->stereo_data == STEREO_PIXBUF_SBS)
+ {
+ pr->image_height /= 2;
+ pr->stereo_pixbuf_offset_right = pr->image_height;
+ }
+ else if (pr->stereo_data == STEREO_PIXBUF_CROSS)
+ {
+ pr->image_height /= 2;
+ pr->stereo_pixbuf_offset_left = pr->image_height;
+ }
+
break;
default:
pr->image_width = gdk_pixbuf_get_width(pr->pixbuf);
pr->image_height = gdk_pixbuf_get_height(pr->pixbuf);
+ if (pr->stereo_data == STEREO_PIXBUF_SBS)
+ {
+ pr->image_width /= 2;
+ pr->stereo_pixbuf_offset_right = pr->image_width;
+ }
+ else if (pr->stereo_data == STEREO_PIXBUF_CROSS)
+ {
+ pr->image_width /= 2;
+ pr->stereo_pixbuf_offset_left = pr->image_width;
+ }
}
}
-static void pr_pixbuf_sync(PixbufRenderer *pr, gdouble zoom)
+static void pr_set_pixbuf(PixbufRenderer *pr, GdkPixbuf *pixbuf, gdouble zoom, PrZoomFlags flags)
{
+ if (pixbuf) g_object_ref(pixbuf);
+ if (pr->pixbuf) g_object_unref(pr->pixbuf);
+ pr->pixbuf = pixbuf;
+
if (!pr->pixbuf)
{
GtkWidget *box;
pr->image_width = 0;
pr->image_height = 0;
pr->scale = 1.0;
+ pr->zoom = zoom; /* don't throw away the zoom value, it is set by pixbuf_renderer_move, among others,
+ and used for pixbuf_renderer_zoom_get */
box = GTK_WIDGET(pr);
+#if GTK_CHECK_VERSION(2,20,0)
+ if (gtk_widget_get_realized(box))
+#else
if (GTK_WIDGET_REALIZED(box))
+#endif
{
- gdk_window_clear(box->window);
- pr_overlay_draw(pr, 0, 0, pr->window_width, pr->window_height, NULL);
+#if !GTK_CHECK_VERSION(3,0,0)
+ gdk_window_clear(gtk_widget_get_window(box));
+#endif
+ pr->renderer->overlay_draw(pr->renderer, 0, 0, pr->viewport_width, pr->viewport_height);
+ if (pr->renderer2) pr->renderer2->overlay_draw(pr->renderer2, 0, 0, pr->viewport_width, pr->viewport_height);
}
pr_update_signal(pr);
return;
}
+ if (pr->stereo_mode & PR_STEREO_TEMP_DISABLE)
+ {
+ gint disable = !pr->pixbuf || ! pr->stereo_data;
+ pr_stereo_temp_disable(pr, disable);
+ }
+
pr_pixbuf_size_sync(pr);
- pr_zoom_sync(pr, zoom, TRUE, TRUE, FALSE, 0, 0);
+ pr->renderer->update_pixbuf(pr->renderer, flags & PR_ZOOM_LAZY);
+ if (pr->renderer2) pr->renderer2->update_pixbuf(pr->renderer2, flags & PR_ZOOM_LAZY);
+ pr_zoom_sync(pr, zoom, flags | PR_ZOOM_FORCE | PR_ZOOM_NEW, 0, 0);
}
-static void pr_set_pixbuf(PixbufRenderer *pr, GdkPixbuf *pixbuf, gdouble zoom)
+void pixbuf_renderer_set_pixbuf(PixbufRenderer *pr, GdkPixbuf *pixbuf, gdouble zoom)
{
- if (pixbuf) g_object_ref(pixbuf);
- if (pr->pixbuf) g_object_unref(pr->pixbuf);
- pr->pixbuf = pixbuf;
+ g_return_if_fail(IS_PIXBUF_RENDERER(pr));
- pr_pixbuf_sync(pr, zoom);
+ pr_source_tile_unset(pr);
+
+ pr_set_pixbuf(pr, pixbuf, zoom, 0);
+
+ pr_update_signal(pr);
}
-void pixbuf_renderer_set_pixbuf(PixbufRenderer *pr, GdkPixbuf *pixbuf, gdouble zoom)
+void pixbuf_renderer_set_pixbuf_lazy(PixbufRenderer *pr, GdkPixbuf *pixbuf, gdouble zoom, gint orientation, StereoPixbufData stereo_data)
{
g_return_if_fail(IS_PIXBUF_RENDERER(pr));
pr_source_tile_unset(pr);
- pr_set_pixbuf(pr, pixbuf, zoom);
+ pr->orientation = orientation;
+ pr->stereo_data = stereo_data;
+ pr_set_pixbuf(pr, pixbuf, zoom, PR_ZOOM_LAZY);
pr_update_signal(pr);
}
pr->orientation = orientation;
pr_pixbuf_size_sync(pr);
- pr_zoom_sync(pr, pr->zoom, TRUE, FALSE, FALSE, 0, 0);
+ pr_zoom_sync(pr, pr->zoom, PR_ZOOM_FORCE, 0, 0);
}
gint pixbuf_renderer_get_orientation(PixbufRenderer *pr)
return pr->orientation;
}
-void pixbuf_renderer_set_post_process_func(PixbufRenderer *pr, PixbufRendererPostProcessFunc func, gpointer user_data, gint slow)
+void pixbuf_renderer_set_stereo_data(PixbufRenderer *pr, StereoPixbufData stereo_data)
+{
+ g_return_if_fail(IS_PIXBUF_RENDERER(pr));
+ if (pr->stereo_data == stereo_data) return;
+
+
+ pr->stereo_data = stereo_data;
+
+ if (pr->stereo_mode & PR_STEREO_TEMP_DISABLE)
+ {
+ gint disable = !pr->pixbuf || ! pr->stereo_data;
+ pr_stereo_temp_disable(pr, disable);
+ }
+ pr_pixbuf_size_sync(pr);
+ pr->renderer->update_pixbuf(pr->renderer, FALSE);
+ if (pr->renderer2) pr->renderer2->update_pixbuf(pr->renderer2, FALSE);
+ pr_zoom_sync(pr, pr->zoom, PR_ZOOM_FORCE, 0, 0);
+}
+
+void pixbuf_renderer_set_post_process_func(PixbufRenderer *pr, PixbufRendererPostProcessFunc func, gpointer user_data, gboolean slow)
{
g_return_if_fail(IS_PIXBUF_RENDERER(pr));
pr->x_scroll = source->x_scroll;
pr->y_scroll = source->y_scroll;
+ pr->x_mouse = source->x_mouse;
+ pr->y_mouse = source->y_mouse;
scroll_reset = pr->scroll_reset;
pr->scroll_reset = PR_SCROLL_RESET_NOCHANGE;
pr->post_process_user_data = source->post_process_user_data;
pr->post_process_slow = source->post_process_slow;
pr->orientation = source->orientation;
+ pr->stereo_data = source->stereo_data;
if (source->source_tiles_enabled)
{
pr->source_tiles = source->source_tiles;
source->source_tiles = NULL;
- pr_zoom_sync(pr, source->zoom, TRUE, TRUE, FALSE, 0, 0);
- pr_redraw(pr, TRUE);
+ pr_zoom_sync(pr, source->zoom, PR_ZOOM_FORCE | PR_ZOOM_NEW, 0, 0);
}
else
{
pr->scroll_reset = scroll_reset;
pixbuf_renderer_set_pixbuf(source, NULL, source->zoom);
- pr_queue_clear(source);
- pr_tile_free_all(source);
+// pr_queue_clear(source);
+// pr_tile_free_all(source);
}
-void pixbuf_renderer_area_changed(PixbufRenderer *pr, gint src_x, gint src_y, gint src_w, gint src_h)
+void pixbuf_renderer_area_changed(PixbufRenderer *pr, gint x, gint y, gint w, gint h)
{
- gint x, y, width, height, x1, y1, x2, y2;
-
g_return_if_fail(IS_PIXBUF_RENDERER(pr));
- pr_coords_map_orientation_reverse(pr,
- src_x, src_y,
- pr->image_width, pr->image_height,
- src_w, src_h,
- &x, &y,
- &width, &height);
-
if (pr->source_tiles_enabled)
{
- pr_source_tile_changed(pr, x, y, width, height);
- }
-
- if (pr->scale != 1.0 && pr->zoom_quality != GDK_INTERP_NEAREST)
- {
- /* increase region when using a zoom quality that may access surrounding pixels */
- y -= 1;
- height += 2;
+ pr_source_tile_changed(pr, x, y, w, h);
}
- x1 = (gint)floor((double)x * pr->scale);
- y1 = (gint)floor((double)y * pr->scale);
- x2 = (gint)ceil((double)(x + width) * pr->scale);
- y2 = (gint)ceil((double)(y + height) * pr->scale);
-
- pr_queue(pr, x1, y1, x2 - x1, y2 - y1, FALSE, TILE_RENDER_AREA, TRUE, TRUE);
+ pr->renderer->area_changed(pr->renderer, x, y, w, h);
+ if (pr->renderer2) pr->renderer2->area_changed(pr->renderer2, x, y, w, h);
}
void pixbuf_renderer_zoom_adjust(PixbufRenderer *pr, gdouble increment)
{
g_return_if_fail(IS_PIXBUF_RENDERER(pr));
- pr_zoom_adjust_real(pr, increment, FALSE, 0, 0);
+ pr_zoom_adjust_real(pr, increment, PR_ZOOM_NONE, 0, 0);
}
void pixbuf_renderer_zoom_adjust_at_point(PixbufRenderer *pr, gdouble increment, gint x, gint y)
{
g_return_if_fail(IS_PIXBUF_RENDERER(pr));
- pr_zoom_adjust_real(pr, increment, TRUE, x, y);
+ pr_zoom_adjust_real(pr, increment, PR_ZOOM_CENTER, x, y);
}
void pixbuf_renderer_zoom_set(PixbufRenderer *pr, gdouble zoom)
{
g_return_if_fail(IS_PIXBUF_RENDERER(pr));
- pr_zoom_sync(pr, zoom, FALSE, FALSE, FALSE, 0, 0);
+ pr_zoom_sync(pr, zoom, PR_ZOOM_NONE, 0, 0);
}
gdouble pixbuf_renderer_zoom_get(PixbufRenderer *pr)
}
}
-gint pixbuf_renderer_get_image_size(PixbufRenderer *pr, gint *width, gint *height)
+static void pr_stereo_set(PixbufRenderer *pr)
+{
+ if (!pr->renderer) pr->renderer = pr_backend_renderer_new(pr);
+
+ pr->renderer->stereo_set(pr->renderer, pr->stereo_mode & ~PR_STEREO_MIRROR_RIGHT & ~PR_STEREO_FLIP_RIGHT);
+
+ if (pr->stereo_mode & (PR_STEREO_HORIZ | PR_STEREO_VERT | PR_STEREO_FIXED))
+ {
+ if (!pr->renderer2) pr->renderer2 = pr_backend_renderer_new(pr);
+ pr->renderer2->stereo_set(pr->renderer2, (pr->stereo_mode & ~PR_STEREO_MIRROR_LEFT & ~PR_STEREO_FLIP_LEFT) | PR_STEREO_RIGHT);
+ }
+ else
+ {
+ if (pr->renderer2) pr->renderer2->free(pr->renderer2);
+ pr->renderer2 = NULL;
+ }
+ if (pr->stereo_mode & PR_STEREO_HALF)
+ {
+ if (pr->stereo_mode & PR_STEREO_HORIZ) pr->aspect_ratio = 2.0;
+ else if (pr->stereo_mode & PR_STEREO_VERT) pr->aspect_ratio = 0.5;
+ else pr->aspect_ratio = 1.0;
+ }
+ else
+ {
+ pr->aspect_ratio = 1.0;
+ }
+}
+
+void pixbuf_renderer_stereo_set(PixbufRenderer *pr, gint stereo_mode)
+{
+ gboolean redraw = !(pr->stereo_mode == stereo_mode) || pr->stereo_temp_disable;
+ pr->stereo_mode = stereo_mode;
+ if ((stereo_mode & PR_STEREO_TEMP_DISABLE) && pr->stereo_temp_disable) return;
+
+ pr->stereo_temp_disable = FALSE;
+
+ pr_stereo_set(pr);
+
+ if (redraw)
+ {
+ pr_size_sync(pr, pr->window_width, pr->window_height); /* recalculate new viewport */
+ pr_zoom_sync(pr, pr->zoom, PR_ZOOM_FORCE | PR_ZOOM_NEW, 0, 0);
+ }
+}
+
+void pixbuf_renderer_stereo_fixed_set(PixbufRenderer *pr, gint width, gint height, gint x1, gint y1, gint x2, gint y2)
+{
+ pr->stereo_fixed_width = width;
+ pr->stereo_fixed_height = height;
+ pr->stereo_fixed_x_left = x1;
+ pr->stereo_fixed_y_left = y1;
+ pr->stereo_fixed_x_right = x2;
+ pr->stereo_fixed_y_right = y2;
+}
+
+gint pixbuf_renderer_stereo_get(PixbufRenderer *pr)
+{
+ return pr->stereo_mode;
+}
+
+static void pr_stereo_temp_disable(PixbufRenderer *pr, gboolean disable)
+{
+ if (pr->stereo_temp_disable == disable) return;
+ pr->stereo_temp_disable = disable;
+ if (disable)
+ {
+ if (!pr->renderer) pr->renderer = pr_backend_renderer_new(pr);
+ pr->renderer->stereo_set(pr->renderer, PR_STEREO_NONE);
+ if (pr->renderer2) pr->renderer2->free(pr->renderer2);
+ pr->renderer2 = NULL;
+ pr->aspect_ratio = 1.0;
+ }
+ else
+ {
+ pr_stereo_set(pr);
+ }
+ pr_size_sync(pr, pr->window_width, pr->window_height); /* recalculate new viewport */
+}
+
+gboolean pixbuf_renderer_get_pixel_colors(PixbufRenderer *pr, gint x_pixel, gint y_pixel,
+ gint *r_mouse, gint *g_mouse, gint *b_mouse)
{
+ GdkPixbuf *pb = pr->pixbuf;
+ gint p_alpha, prs;
+ guchar *p_pix, *pp;
+ gint map_x, map_y, map_w, map_h;
+
g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
- g_return_val_if_fail(width != NULL && height != NULL, FALSE);
+ g_return_val_if_fail(r_mouse != NULL && g_mouse != NULL && b_mouse != NULL, FALSE);
+
+ if (!pr->pixbuf && !pr->source_tiles_enabled)
+ {
+ *r_mouse = -1;
+ *g_mouse = -1;
+ *b_mouse = -1;
+ return FALSE;
+ }
+
+ if (!pb) return FALSE;
+
+ pr_tile_region_map_orientation(pr->orientation,
+ x_pixel, y_pixel,
+ pr->image_width, pr->image_height,
+ 1, 1, /*single pixel */
+ &map_x, &map_y,
+ &map_w, &map_h);
+
+ if (map_x < 0 || map_x > gdk_pixbuf_get_width(pr->pixbuf) - 1) return FALSE;
+ if (map_y < 0 || map_y > gdk_pixbuf_get_height(pr->pixbuf) - 1) return FALSE;
+
+ p_alpha = gdk_pixbuf_get_has_alpha(pb);
+ prs = gdk_pixbuf_get_rowstride(pb);
+ p_pix = gdk_pixbuf_get_pixels(pb);
+
+ pp = p_pix + map_y * prs + (map_x * (p_alpha ? 4 : 3));
+ *r_mouse = *pp;
+ pp++;
+ *g_mouse = *pp;
+ pp++;
+ *b_mouse = *pp;
+
+ return TRUE;
+}
+
+gboolean pixbuf_renderer_get_mouse_position(PixbufRenderer *pr, gint *x_pixel_return, gint *y_pixel_return)
+{
+ gint x_pixel, y_pixel, x_pixel_clamped, y_pixel_clamped;
+
+ g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
+ g_return_val_if_fail(x_pixel_return != NULL && y_pixel_return != NULL, FALSE);
if (!pr->pixbuf && !pr->source_tiles_enabled)
+ {
+ *x_pixel_return = -1;
+ *y_pixel_return = -1;
+ return FALSE;
+ }
+
+ x_pixel = floor((gdouble)(pr->x_mouse - pr->x_offset + pr->x_scroll) / pr->scale);
+ y_pixel = floor((gdouble)(pr->y_mouse - pr->y_offset + pr->y_scroll) / pr->scale / pr->aspect_ratio);
+ x_pixel_clamped = CLAMP(x_pixel, 0, pr->image_width - 1);
+ y_pixel_clamped = CLAMP(y_pixel, 0, pr->image_height - 1);
+
+ if(x_pixel != x_pixel_clamped || y_pixel != y_pixel_clamped)
+ {
+ /* mouse is not on pr */
+ x_pixel = y_pixel = -1;
+ }
+
+ *x_pixel_return = x_pixel;
+ *y_pixel_return = y_pixel;
+
+ return TRUE;
+}
+
+gboolean pixbuf_renderer_get_image_size(PixbufRenderer *pr, gint *width, gint *height)
+{
+ g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
+ g_return_val_if_fail(width != NULL && height != NULL, FALSE);
+
+ if (!pr->pixbuf && !pr->source_tiles_enabled && (!pr->image_width || !pr->image_height))
{
*width = 0;
*height = 0;
return TRUE;
}
-gint pixbuf_renderer_get_scaled_size(PixbufRenderer *pr, gint *width, gint *height)
+gboolean pixbuf_renderer_get_scaled_size(PixbufRenderer *pr, gint *width, gint *height)
{
g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
g_return_val_if_fail(width != NULL && height != NULL, FALSE);
- if (!pr->pixbuf && !pr->source_tiles_enabled)
+ if (!pr->pixbuf && !pr->source_tiles_enabled && (!pr->image_width || !pr->image_height))
{
*width = 0;
*height = 0;
return TRUE;
}
-gint pixbuf_renderer_get_visible_rect(PixbufRenderer *pr, GdkRectangle *rect)
+gboolean pixbuf_renderer_get_visible_rect(PixbufRenderer *pr, GdkRectangle *rect)
{
g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
g_return_val_if_fail(rect != NULL, FALSE);
}
rect->x = (gint)((gdouble)pr->x_scroll / pr->scale);
- rect->y = (gint)((gdouble)pr->y_scroll / pr->scale);
+ rect->y = (gint)((gdouble)pr->y_scroll / pr->scale / pr->aspect_ratio);
rect->width = (gint)((gdouble)pr->vis_width / pr->scale);
- rect->height = (gint)((gdouble)pr->vis_height / pr->scale);
+ rect->height = (gint)((gdouble)pr->vis_height / pr->scale / pr->aspect_ratio);
return TRUE;
}
-gint pixbuf_renderer_get_virtual_rect(PixbufRenderer *pr, GdkRectangle *rect)
+gboolean pixbuf_renderer_get_virtual_rect(PixbufRenderer *pr, GdkRectangle *rect)
{
g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
g_return_val_if_fail(rect != NULL, FALSE);
rect->height = pr->vis_height;
return TRUE;
}
+
+void pixbuf_renderer_set_size_early(PixbufRenderer *pr, guint width, guint height)
+{
+#if 0
+ /* FIXME: this function does not consider the image orientation,
+ so it probably only breaks something */
+ gdouble zoom;
+ gint w, h;
+
+ zoom = pixbuf_renderer_zoom_get(pr);
+ pr->image_width = width;
+ pr->image_height = height;
+
+ pr_zoom_clamp(pr, zoom, PR_ZOOM_FORCE, NULL);
+
+ //w = width;
+ //h = height;
+
+ //pr->width = width;
+ //pr->height = height;
+#endif
+}
+
+/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */