+++ /dev/null
-/*
- * Geeqie
- * (C) 2006 John Ellis
- * Copyright (C) 2008 - 2010 The Geeqie Team
- *
- * Author: John Ellis
- *
- * This software is released under the GNU General Public License (GNU GPL).
- * Please read the included file COPYING for more information.
- * This software comes with no warranty of any kind, use at your own risk!
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <math.h>
-
-#include "main.h"
-#include "pixbuf-renderer.h"
-#include "renderer-tiles.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 "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
-
-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*
-*/
-
- ImageRenderType render_todo; /* what to do (see above) */
- ImageRenderType 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 _OverlayData OverlayData;
-struct _OverlayData
-{
- gint id;
-
- GdkPixbuf *pixbuf;
- GdkWindow *window;
-
- gint x;
- gint y;
-
- OverlayRendererFlags flags;
-};
-
-typedef struct _RendererTiles RendererTiles;
-
-struct _RendererTiles
-{
- RendererFuncs f;
- PixbufRenderer *pr;
-
- gint tile_cache_max; /* max mb to use for offscreen buffer */
-
- gint tile_width;
- gint tile_height;
- gint tile_cols; /* count of tile columns */
- GList *tiles; /* list of buffer tiles */
- gint tile_cache_size; /* allocated size of pixmaps/pixbufs */
- GList *draw_queue; /* list of areas to redraw */
- GList *draw_queue_2pass;/* list when 2 pass is enabled */
-
- GList *overlay_list;
- GdkPixmap *overlay_buffer;
-
- guint draw_idle_id; /* event source id */
-
- GdkPixbuf *spare_tile;
-
- gint stereo_mode;
- gint stereo_off_x;
- gint stereo_off_y;
-};
-
-
-static void rt_border_draw(RendererTiles *rt, gint x, gint y, gint w, gint h);
-static void rt_overlay_draw(RendererTiles *rt, gint x, gint y, gint w, gint h, ImageTile *it);
-
-
-static void rt_tile_free_all(RendererTiles *rt);
-static void rt_tile_invalidate_region(RendererTiles *rt, gint x, gint y, gint w, gint h);
-static gboolean rt_tile_is_visible(RendererTiles *rt, ImageTile *it);
-static void rt_queue_clear(RendererTiles *rt);
-static void rt_queue_merge(QueueData *parent, QueueData *qd);
-static void rt_queue(RendererTiles *rt, gint x, gint y, gint w, gint h,
- gint clamp, ImageRenderType render, gboolean new_data, gboolean only_existing);
-
-static void rt_redraw(RendererTiles *rt, gboolean new_data);
-
-
-static void rt_signals_connect(RendererTiles *rt);
-static void rt_size_cb(GtkWidget *widget, GtkAllocation *allocation, gpointer data);
-static void rt_hierarchy_changed_cb(GtkWidget *widget, GtkWidget *previous_toplevel, gpointer data);
-static void pixbuf_renderer_paint(RendererTiles *rt, GdkRectangle *area);
-static gint rt_queue_draw_idle_cb(gpointer data);
-
-
-/*
- *-------------------------------------------------------------------
- * borders
- *-------------------------------------------------------------------
- */
-
-static void rt_border_draw(RendererTiles *rt, gint x, gint y, gint w, gint h)
-{
- PixbufRenderer *pr = rt->pr;
- GtkWidget *box;
- gint rx, ry, rw, rh;
-
- box = GTK_WIDGET(pr);
-
- if (!box->window) return;
-
- if (!pr->pixbuf && !pr->source_tiles_enabled)
- {
- if (pr_clip_region(x, y, w, h,
- 0, 0,
- pr->viewport_width, pr->viewport_height,
- &rx, &ry, &rw, &rh))
- {
- gdk_window_clear_area(box->window, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
- rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
- }
- return;
- }
-
- if (pr->vis_width < pr->viewport_width)
- {
- if (pr->x_offset > 0 &&
- pr_clip_region(x, y, w, h,
- 0, 0,
- pr->x_offset, pr->viewport_height,
- &rx, &ry, &rw, &rh))
- {
- gdk_window_clear_area(box->window, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
- rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
- }
- if (pr->viewport_width - pr->vis_width - pr->x_offset > 0 &&
- pr_clip_region(x, y, w, h,
- pr->x_offset + pr->vis_width, 0,
- pr->viewport_width - pr->vis_width - pr->x_offset, pr->viewport_height,
- &rx, &ry, &rw, &rh))
- {
- gdk_window_clear_area(box->window, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
- rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
- }
- }
- if (pr->vis_height < pr->viewport_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 + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
- rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
- }
- if (pr->viewport_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->viewport_height - pr->vis_height - pr->y_offset,
- &rx, &ry, &rw, &rh))
- {
- gdk_window_clear_area(box->window, rx + rt->stereo_off_x, ry + rt->stereo_off_y, rw, rh);
- rt_overlay_draw(rt, rx, ry, rw, rh, NULL);
- }
- }
-}
-
-static void rt_border_clear(RendererTiles *rt)
-{
- PixbufRenderer *pr = rt->pr;
- rt_border_draw(rt, 0, 0, pr->viewport_width, pr->viewport_height);
-}
-
-
-/*
- *-------------------------------------------------------------------
- * display tiles
- *-------------------------------------------------------------------
- */
-
-static ImageTile *rt_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 rt_tile_free(ImageTile *it)
-{
- if (!it) return;
-
- if (it->pixbuf) g_object_unref(it->pixbuf);
- if (it->pixmap) g_object_unref(it->pixmap);
-
- g_free(it);
-}
-
-static void rt_tile_free_all(RendererTiles *rt)
-{
- GList *work;
-
- work = rt->tiles;
- while (work)
- {
- ImageTile *it;
-
- it = work->data;
- work = work->next;
-
- rt_tile_free(it);
- }
-
- g_list_free(rt->tiles);
- rt->tiles = NULL;
- rt->tile_cache_size = 0;
-}
-
-static ImageTile *rt_tile_add(RendererTiles *rt, gint x, gint y)
-{
- PixbufRenderer *pr = rt->pr;
- ImageTile *it;
-
- it = rt_tile_new(x, y, rt->tile_width, rt->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;
-
- rt->tiles = g_list_prepend(rt->tiles, it);
- rt->tile_cache_size += it->size;
-
- return it;
-}
-
-static void rt_tile_remove(RendererTiles *rt, ImageTile *it)
-{
- if (it->qd)
- {
- QueueData *qd = it->qd;
-
- it->qd = NULL;
- rt->draw_queue = g_list_remove(rt->draw_queue, qd);
- g_free(qd);
- }
-
- if (it->qd2)
- {
- QueueData *qd = it->qd2;
-
- it->qd2 = NULL;
- rt->draw_queue_2pass = g_list_remove(rt->draw_queue_2pass, qd);
- g_free(qd);
- }
-
- rt->tiles = g_list_remove(rt->tiles, it);
- rt->tile_cache_size -= it->size;
-
- rt_tile_free(it);
-}
-
-static void rt_tile_free_space(RendererTiles *rt, guint space, ImageTile *it)
-{
- PixbufRenderer *pr = rt->pr;
- GList *work;
- guint tile_max;
-
- work = g_list_last(rt->tiles);
-
- if (pr->source_tiles_enabled && pr->scale < 1.0)
- {
- gint tiles;
-
- tiles = (pr->vis_width / rt->tile_width + 1) * (pr->vis_height / rt->tile_height + 1);
- tile_max = MAX(tiles * rt->tile_width * rt->tile_height * 3,
- (gint)((gdouble)rt->tile_cache_max * 1048576.0 * pr->scale));
- }
- else
- {
- tile_max = rt->tile_cache_max * 1048576;
- }
-
- while (work && rt->tile_cache_size + space > tile_max)
- {
- ImageTile *needle;
-
- needle = work->data;
- work = work->prev;
- if (needle != it &&
- ((!needle->qd && !needle->qd2) || !rt_tile_is_visible(rt, needle))) rt_tile_remove(rt, needle);
- }
-}
-
-static void rt_tile_invalidate_all(RendererTiles *rt)
-{
- PixbufRenderer *pr = rt->pr;
- GList *work;
-
- work = rt->tiles;
- while (work)
- {
- 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(rt->tile_width, pr->width - it->x);
- it->h = MIN(rt->tile_height, pr->height - it->y);
- }
-}
-
-static void rt_tile_invalidate_region(RendererTiles *rt, gint x, gint y, gint w, gint h)
-{
- gint x1, x2;
- gint y1, y2;
- GList *work;
-
- x1 = ROUND_DOWN(x, rt->tile_width);
- x2 = ROUND_UP(x + w, rt->tile_width);
-
- y1 = ROUND_DOWN(y, rt->tile_height);
- y2 = ROUND_UP(y + h, rt->tile_height);
-
- work = rt->tiles;
- while (work)
- {
- 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;
- }
- }
-}
-
-static ImageTile *rt_tile_get(RendererTiles *rt, gint x, gint y, gboolean only_existing)
-{
- GList *work;
-
- work = rt->tiles;
- while (work)
- {
- ImageTile *it;
-
- it = work->data;
- if (it->x == x && it->y == y)
- {
- rt->tiles = g_list_delete_link(rt->tiles, work);
- rt->tiles = g_list_prepend(rt->tiles, it);
- return it;
- }
-
- work = work->next;
- }
-
- if (only_existing) return NULL;
-
- return rt_tile_add(rt, x, y);
-}
-
-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 void rt_tile_prepare(RendererTiles *rt, ImageTile *it)
-{
- PixbufRenderer *pr = rt->pr;
- if (!it->pixmap)
- {
- GdkPixmap *pixmap;
- guint size;
-
- pixmap = gdk_pixmap_new(((GtkWidget *)pr)->window, rt->tile_width, rt->tile_height, -1);
-
- size = pixmap_calc_size(pixmap);
- rt_tile_free_space(rt, size, it);
-
- it->pixmap = pixmap;
- it->size += size;
- rt->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;
- {
- pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, rt->tile_width, rt->tile_height);
- }
-
- size = gdk_pixbuf_get_rowstride(pixbuf) * rt->tile_height;
- rt_tile_free_space(rt, size, it);
-
- it->pixbuf = pixbuf;
- it->size += size;
- rt->tile_cache_size += size;
- }
-}
-
-/*
- *-------------------------------------------------------------------
- * overlays
- *-------------------------------------------------------------------
- */
-
-static void rt_overlay_get_position(RendererTiles *rt, OverlayData *od,
- gint *x, gint *y, gint *w, gint *h)
-{
- PixbufRenderer *pr = rt->pr;
- 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->flags & OVL_RELATIVE)
- {
- if (px < 0) px = pr->viewport_width - pw + px;
- if (py < 0) py = pr->viewport_height - ph + py;
- }
-
- if (x) *x = px;
- if (y) *y = py;
- if (w) *w = pw;
- if (h) *h = ph;
-}
-
-static void rt_overlay_init_window(RendererTiles *rt, OverlayData *od)
-{
- PixbufRenderer *pr = rt->pr;
- gint px, py, pw, ph;
- GdkWindowAttr attributes;
- gint attributes_mask;
-
- rt_overlay_get_position(rt, 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);
-}
-
-static void rt_overlay_draw(RendererTiles *rt, gint x, gint y, gint w, gint h,
- ImageTile *it)
-{
- PixbufRenderer *pr = rt->pr;
- GtkWidget *box;
- GList *work;
-
- box = GTK_WIDGET(pr);
-
- work = rt->overlay_list;
- while (work)
- {
- OverlayData *od;
- gint px, py, pw, ph;
- gint rx, ry, rw, rh;
-
- od = work->data;
- work = work->next;
-
- if (!od->window) rt_overlay_init_window(rt, od);
-
- rt_overlay_get_position(rt, od, &px, &py, &pw, &ph);
- if (pr_clip_region(x, y, w, h, px, py, pw, ph, &rx, &ry, &rw, &rh))
- {
- if (!rt->overlay_buffer)
- {
- rt->overlay_buffer = gdk_pixmap_new(((GtkWidget *)pr)->window, rt->tile_width, rt->tile_height, -1);
- }
-
- if (it)
- {
-#if GTK_CHECK_VERSION(2,20,0)
- gdk_draw_drawable(rt->overlay_buffer, box->style->fg_gc[gtk_widget_get_state(box)],
-#else
- gdk_draw_drawable(rt->overlay_buffer, box->style->fg_gc[GTK_WIDGET_STATE(box)],
-#endif
- 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(rt->overlay_buffer,
-#if GTK_CHECK_VERSION(2,20,0)
- box->style->fg_gc[gtk_widget_get_state(box)],
-#else
- box->style->fg_gc[GTK_WIDGET_STATE(box)],
-#endif
- od->pixbuf,
- rx - px, ry - py,
- 0, 0, rw, rh,
- pr->dither_quality, rx, ry);
-#if GTK_CHECK_VERSION(2,20,0)
- gdk_draw_drawable(od->window, box->style->fg_gc[gtk_widget_get_state(box)],
-#else
- gdk_draw_drawable(od->window, box->style->fg_gc[GTK_WIDGET_STATE(box)],
-#endif
- rt->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 += rt->tile_width)
- for (sy = ry; sy < ry + rh; sy += rt->tile_height)
- {
- gint sw, sh;
-
- sw = MIN(rx + rw - sx, rt->tile_width);
- sh = MIN(ry + rh - sy, rt->tile_height);
-
- gdk_draw_rectangle(rt->overlay_buffer,
-#if GTK_CHECK_VERSION(2,20,0)
- box->style->bg_gc[gtk_widget_get_state(box)], TRUE,
-#else
- box->style->bg_gc[GTK_WIDGET_STATE(box)], TRUE,
-#endif
- 0, 0, sw, sh);
- gdk_draw_pixbuf(rt->overlay_buffer,
-#if GTK_CHECK_VERSION(2,20,0)
- box->style->fg_gc[gtk_widget_get_state(box)],
-#else
- box->style->fg_gc[GTK_WIDGET_STATE(box)],
-#endif
- od->pixbuf,
- sx - px, sy - py,
- 0, 0, sw, sh,
- pr->dither_quality, sx, sy);
-#if GTK_CHECK_VERSION(2,20,0)
- gdk_draw_drawable(od->window, box->style->fg_gc[gtk_widget_get_state(box)],
-#else
- gdk_draw_drawable(od->window, box->style->fg_gc[GTK_WIDGET_STATE(box)],
-#endif
- rt->overlay_buffer,
- 0, 0,
- sx - px, sy - py, sw, sh);
- }
- }
- }
- }
-}
-
-static void rt_overlay_queue_draw(RendererTiles *rt, OverlayData *od, gint x1, gint y1, gint x2, gint y2)
-{
- PixbufRenderer *pr = rt->pr;
- gint x, y, w, h;
-
- rt_overlay_get_position(rt, od, &x, &y, &w, &h);
-
- /* add borders */
- x -= x1;
- y -= y1;
- w += x1 + x2;
- h += y1 + y2;
-
- rt_queue(rt, pr->x_scroll - pr->x_offset + x,
- pr->y_scroll - pr->y_offset + y,
- w, h,
- FALSE, TILE_RENDER_ALL, FALSE, FALSE);
-
- rt_border_draw(rt, x, y, w, h);
-}
-
-static void rt_overlay_queue_all(RendererTiles *rt, gint x1, gint y1, gint x2, gint y2)
-{
- GList *work;
-
- work = rt->overlay_list;
- while (work)
- {
- OverlayData *od = work->data;
- work = work->next;
-
- rt_overlay_queue_draw(rt, od, x1, y1, x2, y2);
- }
-}
-
-static void rt_overlay_update_sizes(RendererTiles *rt)
-{
- GList *work;
-
- work = rt->overlay_list;
- while (work)
- {
- OverlayData *od = work->data;
- work = work->next;
-
- if (!od->window) rt_overlay_init_window(rt, od);
-
- if (od->flags & OVL_RELATIVE)
- {
- gint x, y, w, h;
-
- rt_overlay_get_position(rt, od, &x, &y, &w, &h);
- gdk_window_move_resize(od->window, x, y, w, h);
- }
- }
-}
-
-static OverlayData *rt_overlay_find(RendererTiles *rt, gint id)
-{
- GList *work;
-
- work = rt->overlay_list;
- while (work)
- {
- OverlayData *od = work->data;
- work = work->next;
-
- if (od->id == id) return od;
- }
-
- return NULL;
-}
-
-
-gint renderer_tiles_overlay_add(RendererTiles *rt, GdkPixbuf *pixbuf, gint x, gint y,
- OverlayRendererFlags flags)
-{
- PixbufRenderer *pr = rt->pr;
- OverlayData *od;
- gint id;
-
- g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), -1);
- g_return_val_if_fail(pixbuf != NULL, -1);
-
- id = 1;
- while (rt_overlay_find(rt, 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->flags = flags;
-
- rt_overlay_init_window(rt, od);
-
- rt->overlay_list = g_list_append(rt->overlay_list, od);
-
- rt_overlay_queue_draw(rt, od, 0, 0, 0, 0);
-
- return od->id;
-}
-
-static void rt_overlay_free(RendererTiles *rt, OverlayData *od)
-{
- rt->overlay_list = g_list_remove(rt->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 (!rt->overlay_list && rt->overlay_buffer)
- {
- g_object_unref(rt->overlay_buffer);
- rt->overlay_buffer = NULL;
- }
-}
-
-static void rt_overlay_list_clear(RendererTiles *rt)
-{
- while (rt->overlay_list)
- {
- OverlayData *od;
-
- od = rt->overlay_list->data;
- rt_overlay_free(rt, od);
- }
-}
-
-static void rt_overlay_list_reset_window(RendererTiles *rt)
-{
- GList *work;
-
- if (rt->overlay_buffer) g_object_unref(rt->overlay_buffer);
- rt->overlay_buffer = NULL;
-
- work = rt->overlay_list;
- while (work)
- {
- OverlayData *od = work->data;
- work = work->next;
- if (od->window) gdk_window_destroy(od->window);
- od->window = NULL;
- }
-}
-
-void renderer_tiles_overlay_set(RendererTiles *rt, gint id, GdkPixbuf *pixbuf, gint x, gint y)
-{
- PixbufRenderer *pr = rt->pr;
- OverlayData *od;
-
- g_return_if_fail(IS_PIXBUF_RENDERER(pr));
-
- od = rt_overlay_find(rt, 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;
-
- if (!od->window) rt_overlay_init_window(rt, od);
-
- rt_overlay_queue_draw(rt, od, 0, 0, 0, 0);
- rt_overlay_get_position(rt, od, &px, &py, &pw, &ph);
- gdk_window_move_resize(od->window, px, py, pw, ph);
- }
- else
- {
- rt_overlay_queue_draw(rt, od, 0, 0, 0, 0);
- rt_overlay_free(rt, od);
- }
-}
-
-gboolean renderer_tiles_overlay_get(RendererTiles *rt, gint id, GdkPixbuf **pixbuf, gint *x, gint *y)
-{
- PixbufRenderer *pr = rt->pr;
- OverlayData *od;
-
- g_return_val_if_fail(IS_PIXBUF_RENDERER(pr), FALSE);
-
- od = rt_overlay_find(rt, id);
- if (!od) return FALSE;
-
- if (pixbuf) *pixbuf = od->pixbuf;
- if (x) *x = od->x;
- if (y) *y = od->y;
-
- return TRUE;
-}
-
-static void rt_hierarchy_changed_cb(GtkWidget *widget, GtkWidget *previous_toplevel, gpointer data)
-{
- RendererTiles *rt = data;
- rt_overlay_list_reset_window(rt);
-}
-
-/*
- *-------------------------------------------------------------------
- * drawing
- *-------------------------------------------------------------------
- */
-
-static GdkPixbuf *rt_get_spare_tile(RendererTiles *rt)
-{
- if (!rt->spare_tile) rt->spare_tile = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, rt->tile_width, rt->tile_height);
- return rt->spare_tile;
-}
-
-#define COLOR_BYTES 3 /* rgb */
-
-static void rt_tile_rotate_90_clockwise(RendererTiles *rt, 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 *ip, *spi, *dpi;
- gint i, j;
- gint tw = rt->tile_width;
-
- srs = gdk_pixbuf_get_rowstride(src);
- s_pix = gdk_pixbuf_get_pixels(src);
- spi = s_pix + (x * COLOR_BYTES);
-
- dest = rt_get_spare_tile(rt);
- drs = gdk_pixbuf_get_rowstride(dest);
- d_pix = gdk_pixbuf_get_pixels(dest);
- dpi = d_pix + (tw - 1) * COLOR_BYTES;
-
- for (i = y; i < y + h; i++)
- {
- 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;
- }
- }
-
- rt->spare_tile = src;
- *tile = dest;
-}
-
-static void rt_tile_rotate_90_counter_clockwise(RendererTiles *rt, 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 *ip, *spi, *dpi;
- gint i, j;
- gint th = rt->tile_height;
-
- srs = gdk_pixbuf_get_rowstride(src);
- s_pix = gdk_pixbuf_get_pixels(src);
- spi = s_pix + (x * COLOR_BYTES);
-
- dest = rt_get_spare_tile(rt);
- drs = gdk_pixbuf_get_rowstride(dest);
- d_pix = gdk_pixbuf_get_pixels(dest);
- dpi = d_pix + (th - 1) * drs;
-
- for (i = y; i < y + h; i++)
- {
- 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;
- }
- }
-
- rt->spare_tile = src;
- *tile = dest;
-}
-
-static void rt_tile_mirror_only(RendererTiles *rt, 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 = rt->tile_width;
-
- srs = gdk_pixbuf_get_rowstride(src);
- s_pix = gdk_pixbuf_get_pixels(src);
- spi = s_pix + (x * COLOR_BYTES);
-
- dest = rt_get_spare_tile(rt);
- 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;
- }
- }
-
- rt->spare_tile = src;
- *tile = dest;
-}
-
-static void rt_tile_mirror_and_flip(RendererTiles *rt, 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 = rt->tile_width;
- gint th = rt->tile_height;
-
- srs = gdk_pixbuf_get_rowstride(src);
- s_pix = gdk_pixbuf_get_pixels(src);
- spi = s_pix + (x * COLOR_BYTES);
-
- dest = rt_get_spare_tile(rt);
- 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;
- }
- }
-
- rt->spare_tile = src;
- *tile = dest;
-}
-
-static void rt_tile_flip_only(RendererTiles *rt, 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 = rt->tile_height;
-
- srs = gdk_pixbuf_get_rowstride(src);
- s_pix = gdk_pixbuf_get_pixels(src);
- spi = s_pix + (x * COLOR_BYTES);
-
- dest = rt_get_spare_tile(rt);
- 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);
- }
-
- rt->spare_tile = src;
- *tile = dest;
-}
-
-static void rt_tile_apply_orientation(RendererTiles *rt, GdkPixbuf **pixbuf, gint x, gint y, gint w, gint h)
-{
- PixbufRenderer *pr = rt->pr;
- switch (pr->orientation)
- {
- case EXIF_ORIENTATION_TOP_LEFT:
- /* normal -- nothing to do */
- break;
- case EXIF_ORIENTATION_TOP_RIGHT:
- /* mirrored */
- {
- rt_tile_mirror_only(rt, pixbuf, x, y, w, h);
- }
- break;
- case EXIF_ORIENTATION_BOTTOM_RIGHT:
- /* upside down */
- {
- rt_tile_mirror_and_flip(rt, pixbuf, x, y, w, h);
- }
- break;
- case EXIF_ORIENTATION_BOTTOM_LEFT:
- /* flipped */
- {
- rt_tile_flip_only(rt, pixbuf, x, y, w, h);
- }
- break;
- case EXIF_ORIENTATION_LEFT_TOP:
- {
- rt_tile_flip_only(rt, pixbuf, x, y, w, h);
- rt_tile_rotate_90_clockwise(rt, pixbuf, x, rt->tile_height - y - h, w, h);
- }
- break;
- case EXIF_ORIENTATION_RIGHT_TOP:
- /* rotated -90 (270) */
- {
- rt_tile_rotate_90_clockwise(rt, pixbuf, x, y, w, h);
- }
- break;
- case EXIF_ORIENTATION_RIGHT_BOTTOM:
- {
- rt_tile_flip_only(rt, pixbuf, x, y, w, h);
- rt_tile_rotate_90_counter_clockwise(rt, pixbuf, x, rt->tile_height - y - h, w, h);
- }
- break;
- case EXIF_ORIENTATION_LEFT_BOTTOM:
- /* rotated 90 */
- {
- rt_tile_rotate_90_counter_clockwise(rt, pixbuf, x, y, w, h);
- }
- break;
- default:
- /* The other values are out of range */
- break;
- }
-}
-
-static gboolean rt_source_tile_render(RendererTiles *rt, ImageTile *it,
- gint x, gint y, gint w, gint h,
- gboolean new_data, gboolean fast)
-{
- PixbufRenderer *pr = rt->pr;
- GtkWidget *box;
- GList *list;
- GList *work;
- gboolean 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,
-#if GTK_CHECK_VERSION(2,20,0)
- box->style->fg_gc[gtk_widget_get_state(box)],
-#else
- box->style->fg_gc[GTK_WIDGET_STATE(box)],
-#endif
- st->pixbuf,
- rx - st->x, ry - st->y,
- rx - it->x, ry - it->y,
- rw, rh,
- pr->dither_quality, rx, ry);
- }
- }
- }
- }
- else
- {
- gdouble scale_x, scale_y;
- gint sx, sy, sw, sh;
-
- if (pr->image_width == 0 || pr->image_height == 0) return FALSE;
- scale_x = (gdouble)pr->width / pr->image_width;
- scale_y = (gdouble)pr->height / pr->image_height;
-
- sx = (gdouble)(it->x + x) / scale_x;
- sy = (gdouble)(it->y + y) / scale_y;
- sw = (gdouble)w / scale_x;
- sh = (gdouble)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((gdouble)st->x * scale_x);
- sty = floor((gdouble)st->y * scale_y);
- stw = ceil((gdouble)(st->x + pr->source_tile_width) * scale_x) - stx;
- sth = ceil((gdouble)(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
- {
- gdouble offset_x;
- gdouble offset_y;
-
- /* may need to use unfloored stx,sty values here */
- offset_x = (gdouble)(stx - it->x);
- offset_y = (gdouble)(sty - it->y);
-
- gdk_pixbuf_scale(st->pixbuf, it->pixbuf, rx - it->x, ry - it->y, rw, rh,
- (gdouble) 0.0 + offset_x,
- (gdouble) 0.0 + offset_y,
- scale_x, scale_y,
- (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality);
- draw = TRUE;
- }
- }
- }
- }
-
- g_list_free(list);
-
- return draw;
-}
-
-static void rt_tile_get_region(gboolean has_alpha,
- const GdkPixbuf *src, GdkPixbuf *dest,
- int pb_x, int pb_y, int pb_w, int pb_h,
- double offset_x, double offset_y, double scale_x, double scale_y,
- GdkInterpType interp_type,
- int check_x, int check_y)
-{
- if (!has_alpha)
- {
- if (scale_x == 1.0 && scale_y == 1.0)
- {
- gdk_pixbuf_copy_area(src,
- -offset_x + pb_x, -offset_y + pb_y,
- pb_w, pb_h,
- dest,
- pb_x, pb_y);
- }
- else
- {
- gdk_pixbuf_scale(src, dest,
- pb_x, pb_y, pb_w, pb_h,
- offset_x,
- offset_y,
- scale_x, scale_y,
- interp_type);
- }
- }
- else
- {
- gdk_pixbuf_composite_color(src, dest,
- pb_x, pb_y, pb_w, pb_h,
- offset_x,
- offset_y,
- scale_x, scale_y,
- interp_type,
- 255, check_x, check_y,
- PR_ALPHA_CHECK_SIZE, PR_ALPHA_CHECK1, PR_ALPHA_CHECK2);
- }
-}
-
-
-
-
-static void rt_tile_render(RendererTiles *rt, ImageTile *it,
- gint x, gint y, gint w, gint h,
- gboolean new_data, gboolean fast)
-{
- PixbufRenderer *pr = rt->pr;
- GtkWidget *box;
- gboolean has_alpha;
- gboolean draw = FALSE;
- gint stereo_right_pixbuf_off;
-
- 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;
-
- rt_tile_prepare(rt, it);
- has_alpha = (pr->pixbuf && gdk_pixbuf_get_has_alpha(pr->pixbuf));
-
- stereo_right_pixbuf_off = (rt->stereo_mode & PR_STEREO_RIGHT) ? pr->stereo_pixbuf_off : 0;
- 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 = rt_source_tile_render(rt, it, x, y, w, h, new_data, fast);
- }
- else if ((pr->zoom == 1.0 || pr->scale == 1.0) &&
- pr->aspect_ratio == 1.0 &&
- !has_alpha &&
- pr->orientation == EXIF_ORIENTATION_TOP_LEFT &&
- !(pr->func_post_process && !(pr->post_process_slow && fast)) &&
- !(rt->stereo_mode & PR_STEREO_ANAGLYPH))
- {
- /* special case: faster, simple, scale 1.0, base orientation, no postprocessing */
- gdk_draw_pixbuf(it->pixmap,
-#if GTK_CHECK_VERSION(2,20,0)
- box->style->fg_gc[gtk_widget_get_state(box)],
-#else
- box->style->fg_gc[GTK_WIDGET_STATE(box)],
-#endif
- pr->pixbuf,
- it->x + x + stereo_right_pixbuf_off, it->y + y,
- x, y,
- w, h,
- pr->dither_quality, it->x + x, it->y + y);
- }
- else
- {
- gdouble scale_x, scale_y;
- gdouble 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 = (gdouble)pr->width / pr->image_width;
- scale_y = (gdouble)pr->height / pr->image_height;
-
- pr_tile_coords_map_orientation(pr->orientation, it->x, it->y,
- pr->width, pr->height,
- rt->tile_width, rt->tile_height,
- &src_x, &src_y);
- pr_tile_region_map_orientation(pr->orientation, x, y,
- rt->tile_width, rt->tile_height,
- w, h,
- &pb_x, &pb_y,
- &pb_w, &pb_h);
-
- switch (pr->orientation)
- {
- gdouble tmp;
- case EXIF_ORIENTATION_LEFT_TOP:
- case EXIF_ORIENTATION_RIGHT_TOP:
- case EXIF_ORIENTATION_RIGHT_BOTTOM:
- case EXIF_ORIENTATION_LEFT_BOTTOM:
- tmp = scale_x;
- scale_x = scale_y;
- scale_y = tmp;
- break;
- default:
- /* nothing to do */
- break;
- }
-
- /* 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;
-
- rt_tile_get_region(has_alpha,
- pr->pixbuf, it->pixbuf, pb_x, pb_y, pb_w, pb_h,
- (gdouble) 0.0 - src_x - stereo_right_pixbuf_off * scale_x,
- (gdouble) 0.0 - src_y,
- scale_x, scale_y,
- (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality,
- it->x + pb_x, it->y + pb_y);
- if (rt->stereo_mode & PR_STEREO_ANAGLYPH && pr->stereo_pixbuf_off > 0)
- {
- GdkPixbuf *right_pb = rt_get_spare_tile(rt);
- rt_tile_get_region(has_alpha,
- pr->pixbuf, right_pb, pb_x, pb_y, pb_w, pb_h,
- (gdouble) 0.0 - src_x - pr->stereo_pixbuf_off * scale_x,
- (gdouble) 0.0 - src_y,
- scale_x, scale_y,
- (fast) ? GDK_INTERP_NEAREST : pr->zoom_quality,
- it->x + pb_x, it->y + pb_y);
- pr_create_anaglyph(it->pixbuf, right_pb, pb_x, pb_y, pb_w, pb_h);
- /* do not care about freeing spare_tile, it will be reused */
- }
- rt_tile_apply_orientation(rt, &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,
-#if GTK_CHECK_VERSION(2,20,0)
- box->style->fg_gc[gtk_widget_get_state(box)],
-#else
- box->style->fg_gc[GTK_WIDGET_STATE(box)],
-#endif
- 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 rt_tile_expose(RendererTiles *rt, ImageTile *it,
- gint x, gint y, gint w, gint h,
- gboolean new_data, gboolean fast)
-{
- PixbufRenderer *pr = rt->pr;
- GtkWidget *box;
-
- /* clamp to visible */
- if (it->x + x < pr->x_scroll)
- {
- w -= pr->x_scroll - it->x - x;
- x = pr->x_scroll - it->x;
- }
- if (it->x + x + w > pr->x_scroll + pr->vis_width)
- {
- w = pr->x_scroll + pr->vis_width - it->x - x;
- }
- if (w < 1) return;
- if (it->y + y < pr->y_scroll)
- {
- h -= pr->y_scroll - it->y - y;
- y = pr->y_scroll - it->y;
- }
- if (it->y + y + h > pr->y_scroll + pr->vis_height)
- {
- h = pr->y_scroll + pr->vis_height - it->y - y;
- }
- if (h < 1) return;
-
- rt_tile_render(rt, it, x, y, w, h, new_data, fast);
-
- box = GTK_WIDGET(pr);
-
-#if GTK_CHECK_VERSION(2,20,0)
- gdk_draw_drawable(box->window, box->style->fg_gc[gtk_widget_get_state(box)],
-#else
- gdk_draw_drawable(box->window, box->style->fg_gc[GTK_WIDGET_STATE(box)],
-#endif
- it->pixmap, x, y,
- pr->x_offset + (it->x - pr->x_scroll) + x + rt->stereo_off_x, pr->y_offset + (it->y - pr->y_scroll) + y + rt->stereo_off_y, w, h);
-
- if (rt->overlay_list)
- {
- rt_overlay_draw(rt, pr->x_offset + (it->x - pr->x_scroll) + x,
- pr->y_offset + (it->y - pr->y_scroll) + y,
- w, h,
- it);
- }
-}
-
-
-static gboolean rt_tile_is_visible(RendererTiles *rt, ImageTile *it)
-{
- PixbufRenderer *pr = rt->pr;
- 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 rt_get_queued_area(GList *work)
-{
- gint area = 0;
-
- while (work)
- {
- QueueData *qd = work->data;
- area += qd->w * qd->h;
- work = work->next;
- }
- return area;
-}
-
-
-static gboolean rt_queue_schedule_next_draw(RendererTiles *rt, gboolean force_set)
-{
- PixbufRenderer *pr = rt->pr;
- gfloat percent;
- gint visible_area = pr->vis_width * pr->vis_height;
-
- if (!pr->loading)
- {
- /* 2pass prio */
- DEBUG_2("redraw priority: 2pass");
- rt->draw_idle_id = g_idle_add_full(G_PRIORITY_DEFAULT_IDLE, rt_queue_draw_idle_cb, rt, NULL);
- return FALSE;
- }
-
- if (visible_area == 0)
- {
- /* not known yet */
- percent = 100.0;
- }
- else
- {
- percent = 100.0 * rt_get_queued_area(rt->draw_queue) / visible_area;
- }
-
- if (percent > 10.0)
- {
- /* we have enough data for starting intensive redrawing */
- DEBUG_2("redraw priority: high %.2f %%", percent);
- rt->draw_idle_id = g_idle_add_full(GDK_PRIORITY_REDRAW, rt_queue_draw_idle_cb, rt, NULL);
- return FALSE;
- }
-
- if (percent < 1.0 || force_set)
- {
- /* queue is (almost) empty, wait 50 ms*/
- DEBUG_2("redraw priority: wait %.2f %%", percent);
- rt->draw_idle_id = g_timeout_add_full(G_PRIORITY_DEFAULT_IDLE, 50, rt_queue_draw_idle_cb, rt, NULL);
- return FALSE;
- }
-
- /* keep the same priority as before */
- DEBUG_2("redraw priority: no change %.2f %%", percent);
- return TRUE;
-}
-
-
-static gboolean rt_queue_draw_idle_cb(gpointer data)
-{
- RendererTiles *rt = data;
- PixbufRenderer *pr = rt->pr;
- QueueData *qd;
- gboolean fast;
-
-
- if ((!pr->pixbuf && !pr->source_tiles_enabled) ||
- (!rt->draw_queue && !rt->draw_queue_2pass) ||
- !rt->draw_idle_id)
- {
- pr_render_complete_signal(pr);
-
- rt->draw_idle_id = 0;
- return FALSE;
- }
-
- if (rt->draw_queue)
- {
- qd = rt->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) */
-
- return rt_queue_schedule_next_draw(rt, FALSE);
- }
-
- qd = rt->draw_queue_2pass->data;
- fast = FALSE;
- }
-
-#if GTK_CHECK_VERSION(2,20,0)
- if (gtk_widget_get_realized(pr))
-#else
- if (GTK_WIDGET_REALIZED(pr))
-#endif
- {
- if (rt_tile_is_visible(rt, qd->it))
- {
- rt_tile_expose(rt, 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)
- {
- rt_tile_render(rt, qd->it, qd->x, qd->y, qd->w, qd->h, qd->new_data, fast);
- }
- }
- }
-
- if (rt->draw_queue)
- {
- qd->it->qd = NULL;
- rt->draw_queue = g_list_remove(rt->draw_queue, qd);
- if (fast)
- {
- if (qd->it->qd2)
- {
- rt_queue_merge(qd->it->qd2, qd);
- g_free(qd);
- }
- else
- {
- qd->it->qd2 = qd;
- rt->draw_queue_2pass = g_list_append(rt->draw_queue_2pass, qd);
- }
- }
- else
- {
- g_free(qd);
- }
- }
- else
- {
- qd->it->qd2 = NULL;
- rt->draw_queue_2pass = g_list_remove(rt->draw_queue_2pass, qd);
- g_free(qd);
- }
-
- if (!rt->draw_queue && !rt->draw_queue_2pass)
- {
- pr_render_complete_signal(pr);
-
- rt->draw_idle_id = 0;
- return FALSE;
- }
-
- return rt_queue_schedule_next_draw(rt, FALSE);
-}
-
-static void rt_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 rt_queue_clear(RendererTiles *rt)
-{
- rt_queue_list_free(rt->draw_queue);
- rt->draw_queue = NULL;
-
- rt_queue_list_free(rt->draw_queue_2pass);
- rt->draw_queue_2pass = NULL;
-
- if (rt->draw_idle_id)
- {
- g_source_remove(rt->draw_idle_id);
- rt->draw_idle_id = 0;
- }
-}
-
-static void rt_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 gboolean rt_clamp_to_visible(RendererTiles *rt, gint *x, gint *y, gint *w, gint *h)
-{
- PixbufRenderer *pr = rt->pr;
- 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 gboolean rt_queue_to_tiles(RendererTiles *rt, gint x, gint y, gint w, gint h,
- gboolean clamp, ImageRenderType render,
- gboolean new_data, gboolean only_existing)
-{
- PixbufRenderer *pr = rt->pr;
- gint i, j;
- gint x1, x2;
- gint y1, y2;
-
- if (clamp && !rt_clamp_to_visible(rt, &x, &y, &w, &h)) return FALSE;
-
- x1 = ROUND_DOWN(x, rt->tile_width);
- x2 = ROUND_UP(x + w, rt->tile_width);
-
- y1 = ROUND_DOWN(y, rt->tile_height);
- y2 = ROUND_UP(y + h, rt->tile_height);
-
- for (j = y1; j <= y2; j += rt->tile_height)
- {
- for (i = x1; i <= x2; i += rt->tile_width)
- {
- ImageTile *it;
-
- it = rt_tile_get(rt, i, j,
- (only_existing &&
- (i + rt->tile_width < pr->x_scroll ||
- i > pr->x_scroll + pr->vis_width ||
- j + rt->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 > rt->tile_width) qd->w = rt->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 > rt->tile_height) qd->h = rt->tile_height - qd->y;
-
- if (qd->w < 1 || qd->h < 1)
- {
- g_free(qd);
- }
- else if (it->qd)
- {
- rt_queue_merge(it->qd, qd);
- g_free(qd);
- }
- else
- {
- it->qd = qd;
- rt->draw_queue = g_list_append(rt->draw_queue, qd);
- }
- }
- }
- }
-
- return TRUE;
-}
-
-static void rt_queue(RendererTiles *rt, gint x, gint y, gint w, gint h,
- gboolean clamp, ImageRenderType render,
- gboolean new_data, gboolean only_existing)
-{
- PixbufRenderer *pr = rt->pr;
- 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 (rt_queue_to_tiles(rt, nx, ny, w, h, clamp, render, new_data, only_existing) &&
- ((!rt->draw_queue && !rt->draw_queue_2pass) || !rt->draw_idle_id))
- {
- if (rt->draw_idle_id)
- {
- g_source_remove(rt->draw_idle_id);
- rt->draw_idle_id = 0;
- }
- rt_queue_schedule_next_draw(rt, TRUE);
- }
-}
-
-static void rt_redraw(RendererTiles *rt, gboolean new_data)
-{
- PixbufRenderer *pr = rt->pr;
- rt_queue_clear(rt);
- rt_queue(rt, 0, 0, pr->width, pr->height, TRUE, TILE_RENDER_ALL, new_data, FALSE);
-}
-
-
-static void rt_scroll(RendererTiles *rt, gint x_off, gint y_off)
-{
- PixbufRenderer *pr = rt->pr;
-
- gint w = pr->vis_width - abs(x_off);
- gint h = pr->vis_height - abs(y_off);
-
- if (w < 1 || h < 1)
- {
- /* scrolled completely to new material */
- pr->renderer->queue(pr->renderer, 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 + rt->stereo_off_x, y2 + pr->y_offset + rt->stereo_off_y,
- x1 + pr->x_offset + rt->stereo_off_x, y1 + pr->y_offset + rt->stereo_off_y, w, h);
- g_object_unref(gc);
-
- rt_overlay_queue_all(rt, x2, y2, x1, y1);
-
- w = pr->vis_width - w;
- h = pr->vis_height - h;
-
- if (w > 0)
- {
- rt_queue(rt,
- 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 */
- rt_queue(rt,
- 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 */
-#if ! GTK_CHECK_VERSION(2,18,0)
- 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);
- }
-#endif
- }
-}
-
-static void renderer_queue(void *renderer, gint x, gint y, gint w, gint h,
- gint clamp, ImageRenderType render, gboolean new_data, gboolean only_existing)
-{
- rt_queue((RendererTiles *)renderer, x, y, w, h, clamp, render, new_data, only_existing);
-}
-
-static void renderer_queue_clear(void *renderer)
-{
- rt_queue_clear((RendererTiles *)renderer);
-}
-
-static void renderer_border_draw(void *renderer, gint x, gint y, gint w, gint h)
-{
- rt_border_draw((RendererTiles *)renderer, x, y, w, h);
-}
-
-
-static void renderer_invalidate_all(void *renderer)
-{
- rt_tile_invalidate_all((RendererTiles *)renderer);
-}
-
-static void renderer_invalidate_region(void *renderer, gint x, gint y, gint w, gint h)
-{
- rt_tile_invalidate_region((RendererTiles *)renderer, x, y, w, h);
-}
-
-static void renderer_overlay_draw(void *renderer, gint x, gint y, gint w, gint h)
-{
- rt_overlay_draw((RendererTiles *)renderer, x, y, w, h, NULL);
-}
-
-static void renderer_update_sizes(void *renderer)
-{
- RendererTiles *rt = (RendererTiles *)renderer;
-
- rt_overlay_update_sizes(rt);
-
- rt->stereo_off_x = 0;
- rt->stereo_off_x = 0;
-
- if (rt->stereo_mode & PR_STEREO_RIGHT)
- {
- if (rt->stereo_mode & PR_STEREO_HORIZ)
- {
- rt->stereo_off_x = rt->pr->viewport_width;
- }
- else if (rt->stereo_mode & PR_STEREO_VERT)
- {
- rt->stereo_off_y = rt->pr->viewport_height;
- }
- }
-}
-
-static void renderer_free(void *renderer)
-{
- RendererTiles *rt = (RendererTiles *)renderer;
- rt_queue_clear(rt);
- rt_tile_free_all(rt);
- if (rt->spare_tile) g_object_unref(rt->spare_tile);
- if (rt->overlay_buffer) g_object_unref(rt->overlay_buffer);
- rt_overlay_list_clear(rt);
- /* disconnect "hierarchy-changed" */
- g_signal_handlers_disconnect_matched(G_OBJECT(rt->pr), G_SIGNAL_MATCH_DATA,
- 0, 0, 0, NULL, rt);
- g_free(rt);
-}
-
-RendererFuncs *renderer_tiles_new(PixbufRenderer *pr, gint stereo_mode)
-{
- RendererTiles *rt = g_new0(RendererTiles, 1);
-
- rt->pr = pr;
-
- rt->f.queue = renderer_queue;
- rt->f.queue_clear = renderer_queue_clear;
- rt->f.border_draw = renderer_border_draw;
- rt->f.free = renderer_free;
- rt->f.invalidate_all = renderer_invalidate_all;
- rt->f.invalidate_region = renderer_invalidate_region;
- rt->f.scroll = rt_scroll;
- rt->f.update_sizes = renderer_update_sizes;
-
-
- rt->f.overlay_add = renderer_tiles_overlay_add;
- rt->f.overlay_set = renderer_tiles_overlay_set;
- rt->f.overlay_get = renderer_tiles_overlay_get;
- rt->f.overlay_draw = renderer_overlay_draw;
-
- rt->tile_width = PR_TILE_SIZE;
- rt->tile_height = PR_TILE_SIZE;
-
- rt->tiles = NULL;
- rt->tile_cache_size = 0;
-
- rt->tile_cache_max = PR_CACHE_SIZE_DEFAULT;
-
- rt->draw_idle_id = 0;
-
- rt->stereo_mode = stereo_mode;
- rt->stereo_off_x = 0;
- rt->stereo_off_y = 0;
-
- g_signal_connect(G_OBJECT(pr), "hierarchy-changed",
- G_CALLBACK(rt_hierarchy_changed_cb), rt);
-
- return (RendererFuncs *) rt;
-}
-
-
-/* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */
projects / geeqie.git / blobdiff