PROP_FIND_STATUS,
PROP_CONTINUOUS,
PROP_DUAL_PAGE,
- PROP_FULL_SCREEN,
+ PROP_FULLSCREEN,
PROP_PRESENTATION,
PROP_SIZING_MODE,
};
TARGET_TEXT_BUFFER_CONTENTS
};
-enum {
- EV_SCROLL_PAGE_FORWARD,
- EV_SCROLL_PAGE_BACKWARD
-};
-
static const GtkTargetEntry targets[] = {
{ "STRING", 0, TARGET_STRING },
{ "TEXT", 0, TARGET_TEXT },
EV_VIEW_CURSOR_NORMAL,
EV_VIEW_CURSOR_LINK,
EV_VIEW_CURSOR_WAIT,
- EV_VIEW_CURSOR_HIDDEN
+ EV_VIEW_CURSOR_HIDDEN,
+ EV_VIEW_CURSOR_DRAG
} EvViewCursor;
#define ZOOM_IN_FACTOR 1.2
#define MIN_SCALE 0.05409
#define MAX_SCALE 6.0
+typedef struct {
+ EvRectangle rect;
+ int page;
+} EvViewSelection;
+
+typedef struct {
+ gboolean dragging;
+ GdkPoint start;
+ gdouble hadj;
+ gdouble vadj;
+} DragInfo;
+
struct _EvView {
GtkWidget parent_instance;
int scroll_x;
int scroll_y;
+ DragInfo drag_info;
gboolean pressed_button;
- gboolean has_selection;
GdkPoint selection_start;
- EvRectangle selection;
+ GList *selections;
EvViewCursor cursor;
GtkAdjustment *hadjustment;
double scale;
GtkBorder border;
- gboolean show_border;
gboolean continuous;
gboolean dual_page;
- gboolean full_screen;
+ gboolean fullscreen;
gboolean presentation;
EvSizingMode sizing_mode;
};
int *max_height);
static void view_update_range_and_current_page (EvView *view);
+static void page_changed_cb (EvPageCache *page_cache,
+ int new_page,
+ EvView *view);
+
G_DEFINE_TYPE (EvView, ev_view, GTK_TYPE_WIDGET)
static void
view_update_range_and_current_page (EvView *view)
{
-
/* Presentation trumps all other modes */
if (view->presentation) {
view->start_page = view->current_page;
view->end_page = view->current_page;
} else if (view->continuous) {
GdkRectangle current_area, unused, page_area;
+ gint current_page;
gboolean found = FALSE;
int i;
if (! found) {
view->start_page = i;
found = TRUE;
+
}
view->end_page = i;
} else if (found) {
page_area.y += page_area.height + view->spacing;
}
}
+
+ current_page = ev_page_cache_get_current_page (view->page_cache);
+
+ if (current_page < view->start_page || current_page > view->end_page) {
+ g_signal_handlers_block_by_func (view->page_cache, page_changed_cb, view);
+ ev_page_cache_set_current_page (view->page_cache, view->start_page);
+ g_signal_handlers_unblock_by_func (view->page_cache, page_changed_cb, view);
+ }
} else {
if (view->dual_page) {
if (view->current_page % 2 == 0) {
ev_pixbuf_cache_set_page_range (view->pixbuf_cache,
view->start_page,
view->end_page,
- view->scale);
+ view->scale);
+}
+
+static void
+clear_selection (EvView *view)
+{
+ g_list_foreach (view->selections, (GFunc)g_free, NULL);
+ view->selections = NULL;
}
/*** Virtual function implementations ***/
g_free (view->status);
g_free (view->find_status);
+ clear_selection (view);
+
G_OBJECT_CLASS (ev_view_parent_class)->finalize (object);
}
}
static void
-ev_view_get_offsets (EvView *view, int *x_offset, int *y_offset)
+compute_border (EvView *view, int width, int height, GtkBorder *border)
{
- EvDocument *document = view->document;
- GtkWidget *widget = GTK_WIDGET (view);
- int width, height, target_width, target_height;
+ if (view->presentation) {
+ border->left = 0;
+ border->right = 0;
+ border->top = 0;
+ border->bottom = 0;
+ } else {
+ ev_document_misc_get_page_border_size (width, height, border);
+ }
+}
- g_return_if_fail (EV_IS_DOCUMENT (document));
+static gboolean
+get_page_extents (EvView *view,
+ gint page,
+ GdkRectangle *page_area,
+ GtkBorder *border)
+{
+ GtkWidget *widget;
+ int width, height;
- ev_page_cache_get_size (view->page_cache,
- view->current_page,
+ widget = GTK_WIDGET (view);
+
+ /* Quick sanity check */
+ if (view->presentation) {
+ if (view->current_page != page)
+ return FALSE;
+ } else if (view->continuous) {
+ if (page < view->start_page ||
+ page > view->end_page)
+ return FALSE;
+ } else if (view->dual_page) {
+ if (ABS (page - view->current_page) > 1)
+ return FALSE;
+ } else {
+ if (view->current_page != page)
+ return FALSE;
+ }
+
+ /* Get the size of the page */
+ ev_page_cache_get_size (view->page_cache, page,
view->scale,
&width, &height);
+ compute_border (view, width, height, border);
+ page_area->width = width + border->left + border->right;
+ page_area->height = height + border->top + border->bottom;
+
+ if (view->presentation) {
+ page_area->x = (MAX (0, widget->allocation.width - width))/2;
+ page_area->y = (MAX (0, widget->allocation.height - height))/2;
+ } else if (view->continuous) {
+ gint max_width, max_height;
+ gint x, y;
+
+ get_bounding_box_size (view, &max_width, &max_height);
+ /* Get the location of the bounding box */
+ if (view->dual_page) {
+ x = view->spacing + (page % 2) * (max_width + view->spacing);
+ y = view->spacing + (page / 2) * (max_height + view->spacing);
+ x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3))/2;
+ } else {
+ x = view->spacing;
+ y = view->spacing + page * (max_height + view->spacing);
+ x = x + MAX (0, widget->allocation.width - (max_width + view->spacing * 2))/2;
+ }
+ page_area->x = x;
+ page_area->y = y;
+ } else {
+ gint x, y;
+ if (view->dual_page) {
+ gint width_2, height_2;
+ gint max_width = width;
+ gint max_height = height;
+ GtkBorder overall_border;
+ gint other_page;
+
+ other_page = page ^ 1;
+
+ /* First, we get the bounding box of the two pages */
+ if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
+ ev_page_cache_get_size (view->page_cache,
+ page + 1,
+ view->scale,
+ &width_2, &height_2);
+ if (width_2 > width)
+ max_width = width_2;
+ if (height_2 > height)
+ max_height = height_2;
+ }
+ compute_border (view, max_width, max_height, &overall_border);
+
+ /* Find the offsets */
+ x = view->spacing;
+ y = view->spacing;
+
+ /* Adjust for being the left or right page */
+ if (page % 2 == 0)
+ x = x + max_width - width;
+ else
+ x = x + (max_width + overall_border.left + overall_border.right) + view->spacing;
+
+ y = y + (max_height - height)/2;
+
+ /* Adjust for extra allocation */
+ x = x + MAX (0, widget->allocation.width -
+ ((max_width + overall_border.left + overall_border.right) * 2 + view->spacing * 3))/2;
+ y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
+ } else {
+ x = view->spacing;
+ y = view->spacing;
+
+ /* Adjust for extra allocation */
+ x = x + MAX (0, widget->allocation.width - (width + view->spacing * 2))/2;
+ y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
+ }
- *x_offset = view->spacing;
- *y_offset = view->spacing;
- target_width = width + view->border.left +
- view->border.right + view->spacing * 2;
- target_height = height + view->border.top +
- view->border.bottom + view->spacing * 2;
- *x_offset += MAX (0, (widget->allocation.width - target_width) / 2);
- *y_offset += MAX (0, (widget->allocation.height - target_height) / 2);
+ page_area->x = x;
+ page_area->y = y;
+ }
+
+ return TRUE;
}
static void
-view_rect_to_doc_rect (EvView *view, GdkRectangle *view_rect, EvRectangle *doc_rect)
+view_rect_to_doc_rect (EvView *view,
+ GdkRectangle *view_rect,
+ GdkRectangle *page_area,
+ EvRectangle *doc_rect)
{
- int x_offset, y_offset;
-
- ev_view_get_offsets (view, &x_offset, &y_offset);
- doc_rect->x1 = (double) (view_rect->x - x_offset) / view->scale;
- doc_rect->y1 = (double) (view_rect->y - y_offset) / view->scale;
- doc_rect->x2 = doc_rect->x1 + (double) view_rect->width / view->scale;
- doc_rect->y2 = doc_rect->y1 + (double) view_rect->height / view->scale;
+ doc_rect->x1 = floor ((view_rect->x - page_area->x) / view->scale);
+ doc_rect->y1 = floor ((view_rect->y - page_area->y) / view->scale);
+ doc_rect->x2 = doc_rect->x1 + ceil (view_rect->width / view->scale);
+ doc_rect->y2 = doc_rect->y1 + ceil (view_rect->height / view->scale);
}
static void
-doc_rect_to_view_rect (EvView *view, EvRectangle *doc_rect, GdkRectangle *view_rect)
+compute_selections (EvView *view, GdkRectangle *view_rect)
{
- int x_offset, y_offset;
+ int n_pages, i;
+
+ clear_selection (view);
- ev_view_get_offsets (view, &x_offset, &y_offset);
- view_rect->x = floor (doc_rect->x1 * view->scale) + x_offset;
- view_rect->y = floor (doc_rect->y1 * view->scale) + y_offset;
- view_rect->width = ceil (doc_rect->x2 * view->scale) + x_offset - view_rect->x;
- view_rect->height = ceil (doc_rect->y2 * view->scale) + y_offset - view_rect->y;
+ n_pages = ev_page_cache_get_n_pages (view->page_cache);
+ for (i = 0; i < n_pages; i++) {
+ GdkRectangle page_area;
+ GtkBorder border;
+
+ if (get_page_extents (view, i, &page_area, &border)) {
+ GdkRectangle overlap;
+
+ if (gdk_rectangle_intersect (&page_area, view_rect, &overlap)) {
+ EvViewSelection *selection;
+
+ selection = g_new0 (EvViewSelection, 1);
+ selection->page = i;
+ view_rect_to_doc_rect (view, &overlap, &page_area,
+ &(selection->rect));
+
+ view->selections = g_list_append
+ (view->selections, selection);
+ }
+ }
+ }
}
static void
-compute_border (EvView *view, int width, int height, GtkBorder *border)
+doc_rect_to_view_rect (EvView *view,
+ int page,
+ EvRectangle *doc_rect,
+ GdkRectangle *view_rect)
{
- if (view->show_border) {
- ev_document_misc_get_page_border_size (width, height, border);
- } else {
- border->left = 0;
- border->right = 0;
- border->top = 0;
- border->bottom = 0;
- }
+ GdkRectangle page_area;
+ GtkBorder border;
+ int width, height;
+
+ get_page_extents (view, page, &page_area, &border);
+
+ width = doc_rect->x2 - doc_rect->x1;
+ height = doc_rect->y2 - doc_rect->y1;
+ view_rect->x = floor (doc_rect->x1 * view->scale) + page_area.x;
+ view_rect->y = floor (doc_rect->y1 * view->scale) + page_area.y;
+ view_rect->width = ceil (width * view->scale);
+ view_rect->height = ceil (height * view->scale);
}
static void
gdk_window_show (view->bin_window);
widget->style = gtk_style_attach (widget->style, view->bin_window);
- gdk_window_set_background (view->bin_window, &widget->style->mid[widget->state]);
+ if (view->presentation)
+ gdk_window_set_background (view->bin_window, &widget->style->black);
+ else
+ gdk_window_set_background (view->bin_window, &widget->style->mid [GTK_STATE_NORMAL]);
if (view->document) {
/* We can't get page size without a target, so we have to
ev_view_set_sizing_mode (view, EV_SIZING_FREE);
- if ((event->direction == GDK_SCROLL_DOWN ||
+ if ((event->direction == GDK_SCROLL_UP ||
event->direction == GDK_SCROLL_LEFT) &&
ev_view_can_zoom_in (view)) {
ev_view_zoom_in (view);
return FALSE;
}
-
-#if 0
static guint32
ev_gdk_color_to_rgb (const GdkColor *color)
{
static void
-highlight_find_results (EvView *view)
+highlight_find_results (EvView *view, int page)
{
EvDocumentFind *find;
int i, results = 0;
find = EV_DOCUMENT_FIND (view->document);
- results = ev_document_find_get_n_results (find, view->current_page);
+ results = ev_document_find_get_n_results (find, page);
for (i = 0; i < results; i++) {
EvRectangle rectangle;
GdkRectangle view_rectangle;
guchar alpha;
- alpha = (i == view->find_result) ? 0x90 : 0x20;
- ev_document_find_get_result (find, view->current_page,
+ if (i == view->find_result && page == view->find_page) {
+ alpha = 0x90;
+ } else {
+ alpha = 0x20;
+ }
+
+ ev_document_find_get_result (find, page,
i, &rectangle);
- doc_rect_to_view_rect (view, &rectangle, &view_rectangle);
+ doc_rect_to_view_rect (view, page, &rectangle, &view_rectangle);
draw_rubberband (GTK_WIDGET (view), view->bin_window,
&view_rectangle, alpha);
}
}
-#endif
-
-
-static gboolean
-get_page_extents (EvView *view,
- gint page,
- GdkRectangle *page_area,
- GtkBorder *border)
-{
- GtkWidget *widget;
- int width, height;
-
- widget = GTK_WIDGET (view);
-
- /* Quick sanity check */
- if (view->presentation) {
- if (view->current_page != page)
- return FALSE;
- } else if (view->continuous) {
- if (page < view->start_page ||
- page > view->end_page)
- return FALSE;
- } else if (view->dual_page) {
- if (ABS (page - view->current_page) > 1)
- return FALSE;
- } else {
- if (view->current_page != page)
- return FALSE;
- }
-
- /* Get the size of the page */
- ev_page_cache_get_size (view->page_cache, page,
- view->scale,
- &width, &height);
- compute_border (view, width, height, border);
- page_area->width = width + border->left + border->right;
- page_area->height = height + border->top + border->bottom;
-
- if (view->presentation) {
- page_area->x = (MAX (0, widget->allocation.width - width))/2;
- page_area->y = (MAX (0, widget->allocation.height - height))/2;
- } else if (view->continuous) {
- gint max_width, max_height;
- gint x, y;
-
- get_bounding_box_size (view, &max_width, &max_height);
- /* Get the location of the bounding box */
- if (view->dual_page) {
- x = view->spacing + (page % 2) * (max_width + view->spacing);
- y = view->spacing + (page / 2) * (max_height + view->spacing);
- x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3))/2;
- } else {
- x = view->spacing;
- y = view->spacing + page * (max_height + view->spacing);
- x = x + MAX (0, widget->allocation.width - (max_width + view->spacing * 2))/2;
- }
- page_area->x = x;
- page_area->y = y;
- } else {
- gint x, y;
- if (view->dual_page) {
- gint width_2, height_2;
- gint max_width = width;
- gint max_height = height;
- GtkBorder overall_border;
- gint other_page;
-
- other_page = page ^ 1;
-
- /* First, we get the bounding box of the two pages */
- if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
- ev_page_cache_get_size (view->page_cache,
- page + 1,
- view->scale,
- &width_2, &height_2);
- if (width_2 > width)
- max_width = width_2;
- if (height_2 > height)
- max_height = height_2;
- }
- compute_border (view, max_width, max_height, &overall_border);
-
- /* Find the offsets */
- x = view->spacing;
- y = view->spacing;
-
- /* Adjust for being the left or right page */
- if (page % 2 == 0)
- x = x + max_width - width;
- else
- x = x + (max_width + overall_border.left + overall_border.right) + view->spacing;
-
- y = y + (max_height - height)/2;
-
- /* Adjust for extra allocation */
- x = x + MAX (0, widget->allocation.width -
- ((max_width + overall_border.left + overall_border.right) * 2 + view->spacing * 3))/2;
- y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
- } else {
- x = view->spacing;
- y = view->spacing;
-
- /* Adjust for extra allocation */
- x = x + MAX (0, widget->allocation.width - (width + view->spacing * 2))/2;
- y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
- }
-
- page_area->x = x;
- page_area->y = y;
- }
-
- return TRUE;
-}
static void
draw_one_page (EvView *view,
page, view->scale,
&width, &height);
- if (view->show_border)
- ev_document_misc_paint_one_page (view->bin_window,
- GTK_WIDGET (view),
- page_area, border);
-
/* Render the document itself */
real_page_area = *page_area;
if (! gdk_rectangle_intersect (&real_page_area, expose_area, &overlap))
return;
+ ev_document_misc_paint_one_page (view->bin_window,
+ GTK_WIDGET (view),
+ page_area, border);
+
current_pixbuf = ev_pixbuf_cache_get_pixbuf (view->pixbuf_cache, page);
+
if (current_pixbuf == NULL)
scaled_image = NULL;
else if (width == gdk_pixbuf_get_width (current_pixbuf) &&
ev_view_bin_expose (EvView *view,
GdkEventExpose *event)
{
+ GdkRectangle rubberband;
+ GList *l;
int i;
if (view->document == NULL)
if (! get_page_extents (view, i, &page_area, &border))
continue;
+
draw_one_page (view, i, &page_area, &border, &(event->area));
- }
-#if 0
- if (EV_IS_DOCUMENT_FIND (view->document)) {
- highlight_find_results (view);
+ if (EV_IS_DOCUMENT_FIND (view->document)) {
+ highlight_find_results (view, i);
+ }
}
- if (view->has_selection) {
- GdkRectangle rubberband;
+ for (l = view->selections; l != NULL; l = l->next) {
+ EvViewSelection *selection = (EvViewSelection *)l->data;
- doc_rect_to_view_rect (view, &view->selection, &rubberband);
+ doc_rect_to_view_rect (view, selection->page,
+ &selection->rect, &rubberband);
if (rubberband.width > 0 && rubberband.height > 0) {
draw_rubberband (GTK_WIDGET (view), view->bin_window,
&rubberband, 0x40);
}
}
-#endif
}
static gboolean
}
void
-ev_view_select_all (EvView *ev_view)
+ev_view_select_all (EvView *view)
{
- GtkWidget *widget = GTK_WIDGET (ev_view);
- GdkRectangle selection;
- int width, height;
- int x_offset, y_offset;
+ int n_pages, i;
+
+ clear_selection (view);
- g_return_if_fail (EV_IS_VIEW (ev_view));
+ n_pages = ev_page_cache_get_n_pages (view->page_cache);
+ for (i = 0; i < n_pages; i++) {
+ int width, height;
+ EvViewSelection *selection;
+ ev_page_cache_get_size (view->page_cache,
+ i, 1.0, &width, &height);
- ev_view_get_offsets (ev_view, &x_offset, &y_offset);
- ev_page_cache_get_size (ev_view->page_cache,
- ev_view->current_page,
- ev_view->scale,
- &width, &height);
+ selection = g_new0 (EvViewSelection, 1);
+ selection->page = i;
+ selection->rect.x1 = selection->rect.y1 = 0;
+ selection->rect.x2 = width;
+ selection->rect.y2 = height;
- ev_view->has_selection = TRUE;
- selection.x = x_offset + ev_view->border.left;
- selection.y = y_offset + ev_view->border.top;
- selection.width = width;
- selection.height = height;
- view_rect_to_doc_rect (ev_view, &selection, &ev_view->selection);
+ view->selections = g_list_append (view->selections, selection);
+ }
- gtk_widget_queue_draw (widget);
+ gtk_widget_queue_draw (GTK_WIDGET (view));
+}
+
+static char *
+get_selected_text (EvView *ev_view)
+{
+ GString *text;
+ GList *l;
+
+ text = g_string_new (NULL);
+
+ ev_document_doc_mutex_lock ();
+
+ for (l = ev_view->selections; l != NULL; l = l->next) {
+ EvViewSelection *selection = (EvViewSelection *)l->data;
+ char *tmp;
+
+ tmp = ev_document_get_text (ev_view->document,
+ selection->page,
+ &selection->rect);
+ g_string_append (text, tmp);
+ g_free (tmp);
+ }
+
+ ev_document_doc_mutex_unlock ();
+
+ return g_string_free (text, FALSE);
}
void
return;
}
- ev_document_doc_mutex_lock ();
- text = ev_document_get_text (ev_view->document,
- ev_view->current_page,
- &ev_view->selection);
- ev_document_doc_mutex_unlock ();
-
+ text = get_selected_text (ev_view);
clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
GDK_SELECTION_CLIPBOARD);
gtk_clipboard_set_text (clipboard, text, -1);
return;
}
- ev_document_doc_mutex_lock ();
- text = ev_document_get_text (ev_view->document,
- ev_view->current_page,
- &ev_view->selection);
- ev_document_doc_mutex_unlock ();
+ text = get_selected_text (ev_view);
gtk_selection_data_set_text (selection_data, text, -1);
+ g_free (text);
}
static void
ev_view_primary_clear_cb (GtkClipboard *clipboard,
gpointer data)
{
- EvView *ev_view = EV_VIEW (data);
+ EvView *view = EV_VIEW (data);
- ev_view->has_selection = FALSE;
+ clear_selection (view);
}
static void
clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
GDK_SELECTION_PRIMARY);
- if (ev_view->has_selection) {
+ if (ev_view->selections) {
if (!gtk_clipboard_set_with_owner (clipboard,
targets,
G_N_ELEMENTS (targets),
}
}
+static GdkCursor *
+ev_view_create_invisible_cursor(void)
+{
+ GdkBitmap *empty;
+ GdkColor black = { 0, 0, 0, 0 };
+ static char bits[] = { 0x00 };
+
+ empty = gdk_bitmap_create_from_data (NULL, bits, 1, 1);
+
+ return gdk_cursor_new_from_pixmap (empty, empty, &black, &black, 0, 0);
+}
+
+static void
+ev_view_set_cursor (EvView *view, EvViewCursor new_cursor)
+{
+ GdkCursor *cursor = NULL;
+ GdkDisplay *display;
+ GtkWidget *widget;
+
+ if (view->cursor == new_cursor) {
+ return;
+ }
+
+ widget = gtk_widget_get_toplevel (GTK_WIDGET (view));
+ display = gtk_widget_get_display (widget);
+ view->cursor = new_cursor;
+
+ switch (new_cursor) {
+ case EV_VIEW_CURSOR_NORMAL:
+ gdk_window_set_cursor (widget->window, NULL);
+ break;
+ case EV_VIEW_CURSOR_LINK:
+ cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
+ break;
+ case EV_VIEW_CURSOR_WAIT:
+ cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
+ break;
+ case EV_VIEW_CURSOR_HIDDEN:
+ cursor = ev_view_create_invisible_cursor ();
+ break;
+ case EV_VIEW_CURSOR_DRAG:
+ cursor = gdk_cursor_new_for_display (display, GDK_FLEUR);
+ break;
+ }
+
+ if (cursor) {
+ gdk_window_set_cursor (widget->window, cursor);
+ gdk_cursor_unref (cursor);
+ gdk_flush();
+ }
+}
+
static gboolean
ev_view_button_press_event (GtkWidget *widget,
GdkEventButton *event)
switch (event->button) {
case 1:
- if (view->has_selection) {
- view->has_selection = FALSE;
+ if (view->selections) {
+ clear_selection (view);
gtk_widget_queue_draw (widget);
}
view->selection_start.x = event->x;
view->selection_start.y = event->y;
- break;
+ return TRUE;
+ case 2:
+ /* use root coordinates as reference point because
+ * scrolling changes window relative coordinates */
+ view->drag_info.start.x = event->x_root;
+ view->drag_info.start.y = event->y_root;
+ view->drag_info.hadj = gtk_adjustment_get_value (view->hadjustment);
+ view->drag_info.vadj = gtk_adjustment_get_value (view->vadjustment);
+
+ ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
+
+ return TRUE;
}
- return TRUE;
+ return FALSE;
}
static char *
g_object_notify (G_OBJECT (view), "find-status");
}
-static GdkCursor *
-ev_view_create_invisible_cursor(void)
-{
- GdkBitmap *empty;
- GdkColor black = { 0, 0, 0, 0 };
- static char bits[] = { 0x00 };
-
- empty = gdk_bitmap_create_from_data (NULL, bits, 1, 1);
-
- return gdk_cursor_new_from_pixmap (empty, empty, &black, &black, 0, 0);
-}
-
-static void
-ev_view_set_cursor (EvView *view, EvViewCursor new_cursor)
-{
- GdkCursor *cursor = NULL;
- GdkDisplay *display;
- GtkWidget *widget;
-
- if (view->cursor == new_cursor) {
- return;
- }
-
- widget = gtk_widget_get_toplevel (GTK_WIDGET (view));
- display = gtk_widget_get_display (widget);
- view->cursor = new_cursor;
-
- switch (new_cursor) {
- case EV_VIEW_CURSOR_NORMAL:
- gdk_window_set_cursor (widget->window, NULL);
- break;
- case EV_VIEW_CURSOR_LINK:
- cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
- break;
- case EV_VIEW_CURSOR_WAIT:
- cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
- break;
- case EV_VIEW_CURSOR_HIDDEN:
- cursor = ev_view_create_invisible_cursor ();
- break;
-
- }
-
- if (cursor) {
- gdk_window_set_cursor (widget->window, cursor);
- gdk_cursor_unref (cursor);
- gdk_flush();
- }
-}
-
-
static void
find_page_at_location (EvView *view,
gdouble x,
{
EvView *view = EV_VIEW (widget);
- if (view->pressed_button > 0) {
+ if (view->pressed_button == 1) {
GdkRectangle selection;
- view->has_selection = TRUE;
selection.x = MIN (view->selection_start.x, event->x);
selection.y = MIN (view->selection_start.y, event->y);
selection.width = ABS (view->selection_start.x - event->x) + 1;
selection.height = ABS (view->selection_start.y - event->y) + 1;
- view_rect_to_doc_rect (view, &selection, &view->selection);
+
+ compute_selections (view, &selection);
gtk_widget_queue_draw (widget);
- } else if (view->document) {
+
+ return TRUE;
+ } else if (view->pressed_button == 2) {
+ if (!view->drag_info.dragging) {
+ gboolean start;
+
+ start = gtk_drag_check_threshold (widget,
+ view->drag_info.start.x,
+ view->drag_info.start.y,
+ event->x_root,
+ event->y_root);
+ view->drag_info.dragging = start;
+ }
+
+ if (view->drag_info.dragging) {
+ int dx, dy;
+ gdouble dhadj_value, dvadj_value;
+
+ dx = event->x_root - view->drag_info.start.x;
+ dy = event->y_root - view->drag_info.start.y;
+
+ dhadj_value = view->hadjustment->page_size *
+ (gdouble)dx / widget->allocation.width;
+ dvadj_value = view->vadjustment->page_size *
+ (gdouble)dy / widget->allocation.height;
+
+ /* clamp scrolling to visible area */
+ gtk_adjustment_set_value (view->hadjustment,
+ MIN(view->drag_info.hadj - dhadj_value,
+ view->hadjustment->upper -
+ view->hadjustment->page_size));
+ gtk_adjustment_set_value (view->vadjustment,
+ MIN(view->drag_info.vadj - dvadj_value,
+ view->vadjustment->upper -
+ view->vadjustment->page_size));
+
+ return TRUE;
+ }
+ } else if (view->pressed_button <= 0 && view->document) {
EvLink *link;
link = get_link_at_location (view, event->x, event->y);
ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
}
}
+ return TRUE;
}
- return TRUE;
+ return FALSE;
}
/* FIXME: standardize this sometime */
{
EvView *view = EV_VIEW (widget);
+ if (view->pressed_button == 2) {
+ ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
+ }
+
view->pressed_button = -1;
+ view->drag_info.dragging = FALSE;
- if (view->has_selection) {
+ if (view->selections) {
ev_view_update_primary_selection (view);
} else if (view->document) {
EvLink *link;
G_TYPE_BOOLEAN, horizontal);
}
-static void
-add_scroll_binding_shifted (GtkBindingSet *binding_set,
- guint keyval,
- GtkScrollType scroll_normal,
- GtkScrollType scroll_shifted,
- gboolean horizontal)
-{
- gtk_binding_entry_add_signal (binding_set, keyval, 0,
- "scroll_view", 2,
- GTK_TYPE_SCROLL_TYPE, scroll_normal,
- G_TYPE_BOOLEAN, horizontal);
- gtk_binding_entry_add_signal (binding_set, keyval, GDK_SHIFT_MASK,
- "scroll_view", 2,
- GTK_TYPE_SCROLL_TYPE, scroll_shifted,
- G_TYPE_BOOLEAN, horizontal);
-}
-
-static void
-ev_view_jump (EvView *view,
- GtkScrollType scroll)
+void
+ev_view_scroll (EvView *view,
+ EvScrollType scroll)
{
GtkAdjustment *adjustment;
double value, increment;
ev_page_cache_prev_page (view->page_cache);
} else if (scroll == GTK_SCROLL_PAGE_FORWARD) {
ev_page_cache_next_page (view->page_cache);
- } else if (scroll == EV_SCROLL_PAGE_BACKWARD || scroll == EV_SCROLL_PAGE_FORWARD) {
- ev_view_jump (view, scroll);
} else {
GtkAdjustment *adjustment;
double value;
case PROP_DUAL_PAGE:
ev_view_set_dual_page (view, g_value_get_boolean (value));
break;
- case PROP_FULL_SCREEN:
- ev_view_set_full_screen (view, g_value_get_boolean (value));
+ case PROP_FULLSCREEN:
+ ev_view_set_fullscreen (view, g_value_get_boolean (value));
break;
case PROP_PRESENTATION:
ev_view_set_presentation (view, g_value_get_boolean (value));
case PROP_DUAL_PAGE:
g_value_set_boolean (value, view->dual_page);
break;
- case PROP_FULL_SCREEN:
- g_value_set_boolean (value, view->full_screen);
+ case PROP_FULLSCREEN:
+ g_value_set_boolean (value, view->fullscreen);
break;
case PROP_PRESENTATION:
g_value_set_boolean (value, view->presentation);
FALSE,
G_PARAM_READWRITE));
g_object_class_install_property (object_class,
- PROP_FULL_SCREEN,
- g_param_spec_boolean ("full-screen",
+ PROP_FULLSCREEN,
+ g_param_spec_boolean ("fullscreen",
"Full Screen",
- "Draw page in a full-screen fashion",
+ "Draw page in a fullscreen fashion",
FALSE,
G_PARAM_READWRITE));
g_object_class_install_property (object_class,
add_scroll_binding_keypad (binding_set, GDK_Page_Up, GTK_SCROLL_PAGE_BACKWARD, FALSE);
add_scroll_binding_keypad (binding_set, GDK_Page_Down, GTK_SCROLL_PAGE_FORWARD, FALSE);
-
- add_scroll_binding_shifted (binding_set, GDK_space, EV_SCROLL_PAGE_FORWARD, EV_SCROLL_PAGE_BACKWARD, FALSE);
- add_scroll_binding_shifted (binding_set, GDK_BackSpace, EV_SCROLL_PAGE_BACKWARD, EV_SCROLL_PAGE_FORWARD, FALSE);
}
static void
view->current_page = 0;
view->pressed_button = -1;
view->cursor = EV_VIEW_CURSOR_NORMAL;
- view->show_border = TRUE;
+ view->drag_info.dragging = FALSE;
view->continuous = TRUE;
view->dual_page = FALSE;
view->presentation = FALSE;
- view->full_screen = FALSE;
+ view->fullscreen = FALSE;
view->sizing_mode = EV_SIZING_FIT_WIDTH;
}
{
char *message;
-// ev_document_doc_mutex_lock ();
if (view->current_page == view->find_page) {
int results;
-// ev_document_doc_mutex_lock ();
results = ev_document_find_get_n_results
(EV_DOCUMENT_FIND (view->document),
view->current_page);
-// ev_document_doc_mutex_unlock ();
/* TRANS: Sometimes this could be better translated as
"%d hit(s) on this page". Therefore this string
contains plural cases. */
EvRectangle rect;
GdkRectangle view_rect;
int n_results;
+ int page = view->find_page;
ev_document_doc_mutex_lock ();
- n_results = ev_document_find_get_n_results (find, view->current_page);
+ n_results = ev_document_find_get_n_results (find, page);
ev_document_doc_mutex_unlock ();
if (n_results > view->find_result) {
ev_document_doc_mutex_lock ();
ev_document_find_get_result
- (find, view->current_page, view->find_result, &rect);
+ (find, page, view->find_result, &rect);
ev_document_doc_mutex_unlock ();
- doc_rect_to_view_rect (view, &rect, &view_rect);
+ doc_rect_to_view_rect (view, page, &rect, &view_rect);
ensure_rectangle_is_visible (view, &view_rect);
}
}
page = page - n_pages;
}
- // ev_document_doc_mutex_lock ();
has_results = ev_document_find_page_has_results
(EV_DOCUMENT_FIND (view->document), page);
if (has_results == -1) {
&old_width, &old_height);
view->current_page = new_page;
- view->has_selection = FALSE;
ev_page_cache_get_size (page_cache,
new_page,
}
#define EPSILON 0.0000001
-static void
-ev_view_zoom (EvView *view,
- double factor,
- gboolean relative)
+void
+ev_view_set_zoom (EvView *view,
+ double factor,
+ gboolean relative)
{
double scale;
gtk_widget_queue_resize (GTK_WIDGET (view));
}
+double
+ev_view_get_zoom (EvView *view)
+{
+ return view->scale;
+}
void
ev_view_set_continuous (EvView *view,
}
void
-ev_view_set_full_screen (EvView *view,
- gboolean full_screen)
+ev_view_set_fullscreen (EvView *view,
+ gboolean fullscreen)
{
g_return_if_fail (EV_IS_VIEW (view));
- full_screen = full_screen != FALSE;
+ fullscreen = fullscreen != FALSE;
- if (view->full_screen != full_screen) {
- view->full_screen = full_screen;
+ if (view->fullscreen != fullscreen) {
+ view->fullscreen = fullscreen;
gtk_widget_queue_resize (GTK_WIDGET (view));
}
- g_object_notify (G_OBJECT (view), "full-screen");
+ g_object_notify (G_OBJECT (view), "fullscreen");
+}
+
+gboolean
+ev_view_get_fullscreen (EvView *view)
+{
+ g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
+
+ return view->fullscreen;
}
void
presentation = presentation != FALSE;
- if (view->presentation != presentation) {
- view->presentation = presentation;
- gtk_widget_queue_resize (GTK_WIDGET (view));
+ if (view->presentation == presentation)
+ return;
+
+ view->presentation = presentation;
+ gtk_widget_queue_resize (GTK_WIDGET (view));
+ if (GTK_WIDGET_REALIZED (view)) {
+ if (view->presentation)
+ gdk_window_set_background (view->bin_window,
+ >K_WIDGET (view)->style->black);
+ else
+ gdk_window_set_background (view->bin_window,
+ >K_WIDGET (view)->style->mid [GTK_STATE_NORMAL]);
}
+
g_object_notify (G_OBJECT (view), "presentation");
}
+gboolean
+ev_view_get_presentation (EvView *view)
+{
+ g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
+
+ return view->presentation;
+}
+
void
ev_view_set_sizing_mode (EvView *view,
EvSizingMode sizing_mode)
{
g_return_if_fail (EV_IS_VIEW (view));
- if (view->sizing_mode != sizing_mode) {
- view->sizing_mode = sizing_mode;
- gtk_widget_queue_resize (GTK_WIDGET (view));
- }
+ if (view->sizing_mode == sizing_mode)
+ return;
+
+ view->sizing_mode = sizing_mode;
+ gtk_widget_queue_resize (GTK_WIDGET (view));
+
g_object_notify (G_OBJECT (view), "sizing-mode");
}
+EvSizingMode
+ev_view_get_sizing_mode (EvView *view)
+{
+ g_return_val_if_fail (EV_IS_VIEW (view), EV_SIZING_FREE);
+
+ return view->sizing_mode;
+}
gboolean
ev_view_can_zoom_in (EvView *view)
{
g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
- ev_view_zoom (view, ZOOM_IN_FACTOR, TRUE);
+ ev_view_set_zoom (view, ZOOM_IN_FACTOR, TRUE);
}
void
{
g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
- ev_view_zoom (view, ZOOM_OUT_FACTOR, TRUE);
+ ev_view_set_zoom (view, ZOOM_OUT_FACTOR, TRUE);
}
return MIN (w_scale, h_scale);
}
+
+static void
+ev_view_zoom_for_size_presentation (EvView *view,
+ int width,
+ int height)
+{
+ int doc_width, doc_height;
+ gdouble scale;
+
+ ev_page_cache_get_size (view->page_cache,
+ view->current_page,
+ 1.0,
+ &doc_width,
+ &doc_height);
+ scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, 0, 0);
+ ev_view_set_zoom (view, scale, FALSE);
+}
+
static void
ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
int width,
else
g_assert_not_reached ();
- ev_view_zoom (view, scale, FALSE);
+ ev_view_set_zoom (view, scale, FALSE);
}
static void
else
g_assert_not_reached ();
- ev_view_zoom (view, scale, FALSE);
+ ev_view_set_zoom (view, scale, FALSE);
}
static void
else
g_assert_not_reached ();
- ev_view_zoom (view, scale, FALSE);
+ ev_view_set_zoom (view, scale, FALSE);
}
static void
else
g_assert_not_reached ();
- ev_view_zoom (view, scale, FALSE);
+ ev_view_set_zoom (view, scale, FALSE);
}
void
ev_view_zoom_normal (EvView *view)
{
- ev_view_zoom (view, 1.0, FALSE);
+ ev_view_set_zoom (view, 1.0, FALSE);
}
void
if (view->document == NULL)
return;
- if (view->continuous && view->dual_page)
+ if (view->presentation)
+ ev_view_zoom_for_size_presentation (view, width, height);
+ else if (view->continuous && view->dual_page)
ev_view_zoom_for_size_continuous_and_dual_page (view, width, height, vsb_width, hsb_height);
else if (view->continuous)
ev_view_zoom_for_size_continuous (view, width, height, vsb_width, hsb_height);
gtk_widget_queue_draw (GTK_WIDGET (view));
}
}
+
void
ev_view_hide_cursor (EvView *view)
{
https://www.fi.muni.cz/~kas/git / evince.git / blobdiff