Restructure zathura_page_widget_private_s

This commit is contained in:
Moritz Lipp 2012-05-06 23:41:25 +02:00
parent 13711243f4
commit 4c25d68777

View file

@ -16,27 +16,39 @@
G_DEFINE_TYPE(ZathuraPage, zathura_page_widget, GTK_TYPE_DRAWING_AREA)
typedef struct zathura_page_widget_private_s {
zathura_page_t* page;
zathura_t* zathura;
zathura_page_t* page; /**< Page object */
zathura_t* zathura; /**< Zathura object */
cairo_surface_t* surface; /**< Cairo surface */
gint64 last_view; /**< Last time the page has been viewed */
GStaticMutex lock; /**< Lock */
girara_list_t* links; /**< List of links on the page */
bool links_got; /**< True if we already tried to retrieve the list of links */
bool draw_links; /**< True if links should be drawn */
unsigned int link_offset; /**< Offset to the links */
unsigned int number_of_links; /**< Offset to the links */
girara_list_t* search_results; /**< A list if there are search results that should be drawn */
int search_current; /**< The index of the current search result */
bool draw_search_results; /**< Draw search results */
zathura_rectangle_t selection; /**< Region selected with the mouse */
struct {
int x;
int y;
} selection_basepoint;
girara_list_t* images; /**< List of images on the page */
bool images_got; /**< True if we already tried to retrieve the list of images */
zathura_image_t* current_image; /**< Image data of selected image */
gint64 last_view;
girara_list_t* list; /**< List of links on the page */
bool retrieved; /**< True if we already tried to retrieve the list of links */
bool draw; /**< True if links should be drawn */
unsigned int offset; /**< Offset to the links */
unsigned int n; /**< Number */
} links;
struct {
girara_list_t* list; /**< A list if there are search results that should be drawn */
int current; /**< The index of the current search result */
bool draw; /**< Draw search results */
} search;
struct {
girara_list_t* list; /**< List of images on the page */
bool retrieved; /**< True if we already tried to retrieve the list of images */
zathura_image_t* current; /**< Image data of selected image */
} images;
struct {
zathura_rectangle_t selection; /**< Region selected with the mouse */
struct {
int x; /**< X coordinate */
int y; /**< Y coordinate */
} selection_basepoint;
} mouse;
} zathura_page_widget_private_t;
#define ZATHURA_PAGE_GET_PRIVATE(obj) \
@ -68,11 +80,10 @@ enum properties_e
PROP_DRAW_LINKS,
PROP_LINKS_OFFSET,
PROP_LINKS_NUMBER,
PROP_SEARCH_RESULT,
PROP_SEARCH_RESULTS,
PROP_SEARCH_RESULTS_LENGTH,
PROP_SEARCH_RESULTS_CURRENT,
PROP_DRAW_SEARCH_RESULTS
PROP_DRAW_SEACH_RESULTS
};
static void
@ -116,7 +127,7 @@ zathura_page_widget_class_init(ZathuraPageClass* class)
g_param_spec_int("search-current", "search-current", "The current search result", -1, INT_MAX, 0, G_PARAM_WRITABLE | G_PARAM_READABLE));
g_object_class_install_property(object_class, PROP_SEARCH_RESULTS_LENGTH,
g_param_spec_int("search-length", "search-length", "The number of search results", -1, INT_MAX, 0, G_PARAM_READABLE));
g_object_class_install_property(object_class, PROP_DRAW_SEARCH_RESULTS,
g_object_class_install_property(object_class, PROP_DRAW_SEACH_RESULTS,
g_param_spec_boolean("draw-search-results", "draw-search-results", "Set to true if search results should be drawn", FALSE, G_PARAM_WRITABLE));
}
@ -124,21 +135,29 @@ static void
zathura_page_widget_init(ZathuraPage* widget)
{
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(widget);
priv->page = NULL;
priv->surface = NULL;
priv->links = NULL;
priv->links_got = false;
priv->link_offset = 0;
priv->search_results = NULL;
priv->search_current = INT_MAX;
priv->selection.x1 = -1;
priv->selection_basepoint.x = -1;
priv->selection_basepoint.y = -1;
priv->images = NULL;
priv->images_got = false;
priv->current_image = NULL;
priv->last_view = g_get_real_time();
priv->draw_search_results = true;
priv->page = NULL;
priv->surface = NULL;
priv->last_view = g_get_real_time();
priv->links.list = NULL;
priv->links.retrieved = false;
priv->links.draw = false;
priv->links.offset = 0;
priv->links.n = 0;
priv->search.list = NULL;
priv->search.current = INT_MAX;
priv->search.draw = true;
priv->images.list = NULL;
priv->images.retrieved = false;
priv->images.current = NULL;
priv->mouse.selection.x1 = -1;
priv->mouse.selection.y1 = -1;
priv->mouse.selection_basepoint.x = -1;
priv->mouse.selection_basepoint.y = -1;
g_static_mutex_init(&(priv->lock));
/* we want mouse events */
@ -164,12 +183,12 @@ zathura_page_widget_finalize(GObject* object)
cairo_surface_destroy(priv->surface);
}
if (priv->search_results != NULL) {
girara_list_free(priv->search_results);
if (priv->search.list != NULL) {
girara_list_free(priv->search.list);
}
if (priv->links != NULL) {
girara_list_free(priv->links);
if (priv->links.list != NULL) {
girara_list_free(priv->links.list);
}
g_static_mutex_free(&(priv->lock));
@ -191,60 +210,60 @@ zathura_page_widget_set_property(GObject* object, guint prop_id, const GValue* v
priv->zathura = g_value_get_pointer(value);
break;
case PROP_DRAW_LINKS:
priv->draw_links = g_value_get_boolean(value);
priv->links.draw = g_value_get_boolean(value);
/* get links */
if (priv->draw_links == true && priv->links_got == false) {
priv->links = zathura_page_links_get(priv->page, NULL);
priv->links_got = true;
priv->number_of_links = (priv->links == NULL) ? 0 : girara_list_size(priv->links);
if (priv->links.draw == true && priv->links.retrieved == false) {
priv->links.list = zathura_page_links_get(priv->page, NULL);
priv->links.retrieved = true;
priv->links.n = (priv->links.list == NULL) ? 0 : girara_list_size(priv->links.list);
}
if (priv->links_got == true && priv->links != NULL) {
GIRARA_LIST_FOREACH(priv->links, zathura_link_t*, iter, link)
if (priv->links.retrieved == true && priv->links.list != NULL) {
GIRARA_LIST_FOREACH(priv->links.list, zathura_link_t*, iter, link)
if (link != NULL) {
zathura_rectangle_t rectangle = recalc_rectangle(priv->page, link->position);
redraw_rect(pageview, &rectangle);
}
GIRARA_LIST_FOREACH_END(priv->links, zathura_link_t*, iter, link);
GIRARA_LIST_FOREACH_END(priv->links.list, zathura_link_t*, iter, link);
}
break;
case PROP_LINKS_OFFSET:
priv->link_offset = g_value_get_int(value);
priv->links.offset = g_value_get_int(value);
break;
case PROP_SEARCH_RESULTS:
if (priv->search_results != NULL && priv->draw_search_results) {
redraw_all_rects(pageview, priv->search_results);
girara_list_free(priv->search_results);
if (priv->search.list != NULL && priv->search.draw) {
redraw_all_rects(pageview, priv->search.list);
girara_list_free(priv->search.list);
}
priv->search_results = g_value_get_pointer(value);
if (priv->search_results != NULL && priv->draw_search_results) {
priv->draw_links = false;
redraw_all_rects(pageview, priv->search_results);
priv->search.list = g_value_get_pointer(value);
if (priv->search.list != NULL && priv->search.draw) {
priv->links.draw = false;
redraw_all_rects(pageview, priv->search.list);
}
priv->search_current = -1;
priv->search.current = -1;
break;
case PROP_SEARCH_RESULTS_CURRENT: {
g_return_if_fail(priv->search_results != NULL);
if (priv->search_current >= 0 && priv->search_current < (signed) girara_list_size(priv->search_results)) {
zathura_rectangle_t* rect = girara_list_nth(priv->search_results, priv->search_current);
g_return_if_fail(priv->search.list != NULL);
if (priv->search.current >= 0 && priv->search.current < (signed) girara_list_size(priv->search.list)) {
zathura_rectangle_t* rect = girara_list_nth(priv->search.list, priv->search.current);
zathura_rectangle_t rectangle = recalc_rectangle(priv->page, *rect);
redraw_rect(pageview, &rectangle);
}
int val = g_value_get_int(value);
if (val < 0) {
priv->search_current = girara_list_size(priv->search_results);
priv->search.current = girara_list_size(priv->search.list);
} else {
priv->search_current = val;
zathura_rectangle_t* rect = girara_list_nth(priv->search_results, priv->search_current);
priv->search.current = val;
zathura_rectangle_t* rect = girara_list_nth(priv->search.list, priv->search.current);
zathura_rectangle_t rectangle = recalc_rectangle(priv->page, *rect);
if (priv->draw_search_results) {
if (priv->search.draw) {
redraw_rect(pageview, &rectangle);
}
}
break;
}
case PROP_DRAW_SEARCH_RESULTS:
priv->draw_search_results = g_value_get_boolean(value);
case PROP_DRAW_SEACH_RESULTS:
priv->search.draw = g_value_get_boolean(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
@ -259,16 +278,16 @@ zathura_page_widget_get_property(GObject* object, guint prop_id, GValue* value,
switch (prop_id) {
case PROP_LINKS_NUMBER:
g_value_set_int(value, priv->number_of_links);
g_value_set_int(value, priv->links.n);
break;
case PROP_SEARCH_RESULTS_LENGTH:
g_value_set_int(value, priv->search_results == NULL ? 0 : girara_list_size(priv->search_results));
g_value_set_int(value, priv->search.list == NULL ? 0 : girara_list_size(priv->search.list));
break;
case PROP_SEARCH_RESULTS_CURRENT:
g_value_set_int(value, priv->search_results == NULL ? -1 : priv->search_current);
g_value_set_int(value, priv->search.list == NULL ? -1 : priv->search.current);
break;
case PROP_SEARCH_RESULTS:
g_value_set_pointer(value, priv->search_results);
g_value_set_pointer(value, priv->search.list);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
@ -350,9 +369,9 @@ zathura_page_widget_draw(GtkWidget* widget, cairo_t* cairo)
g_free(font);
/* draw links */
if (priv->draw_links == true && priv->number_of_links != 0) {
if (priv->links.draw == true && priv->links.n != 0) {
unsigned int link_counter = 0;
GIRARA_LIST_FOREACH(priv->links, zathura_link_t*, iter, link)
GIRARA_LIST_FOREACH(priv->links.list, zathura_link_t*, iter, link)
if (link != NULL) {
zathura_rectangle_t rectangle = recalc_rectangle(priv->page, link->position);
@ -367,21 +386,21 @@ zathura_page_widget_draw(GtkWidget* widget, cairo_t* cairo)
cairo_set_source_rgba(cairo, 0, 0, 0, 1);
cairo_set_font_size(cairo, 10);
cairo_move_to(cairo, rectangle.x1 + 1, rectangle.y2 - 1);
char* link_number = g_strdup_printf("%i", priv->link_offset + ++link_counter);
char* link_number = g_strdup_printf("%i", priv->links.offset + ++link_counter);
cairo_show_text(cairo, link_number);
g_free(link_number);
}
GIRARA_LIST_FOREACH_END(priv->links, zathura_link_t*, iter, link);
GIRARA_LIST_FOREACH_END(priv->links.list, zathura_link_t*, iter, link);
}
/* draw search results */
if (priv->search_results != NULL && priv->draw_search_results == true) {
if (priv->search.list != NULL && priv->search.draw == true) {
int idx = 0;
GIRARA_LIST_FOREACH(priv->search_results, zathura_rectangle_t*, iter, rect)
GIRARA_LIST_FOREACH(priv->search.list, zathura_rectangle_t*, iter, rect)
zathura_rectangle_t rectangle = recalc_rectangle(priv->page, *rect);
/* draw position */
if (idx == priv->search_current) {
if (idx == priv->search.current) {
GdkColor color = priv->zathura->ui.colors.highlight_color_active;
cairo_set_source_rgba(cairo, color.red, color.green, color.blue, transparency);
} else {
@ -392,14 +411,14 @@ zathura_page_widget_draw(GtkWidget* widget, cairo_t* cairo)
(rectangle.x2 - rectangle.x1), (rectangle.y2 - rectangle.y1));
cairo_fill(cairo);
++idx;
GIRARA_LIST_FOREACH_END(priv->search_results, zathura_rectangle_t*, iter, rect);
GIRARA_LIST_FOREACH_END(priv->search.list, zathura_rectangle_t*, iter, rect);
}
/* draw selection */
if (priv->selection.y2 != -1 && priv->selection.x2 != -1) {
if (priv->mouse.selection.y2 != -1 && priv->mouse.selection.x2 != -1) {
GdkColor color = priv->zathura->ui.colors.highlight_color;
cairo_set_source_rgba(cairo, color.red, color.green, color.blue, transparency);
cairo_rectangle(cairo, priv->selection.x1, priv->selection.y1,
(priv->selection.x2 - priv->selection.x1), (priv->selection.y2 - priv->selection.y1));
cairo_rectangle(cairo, priv->mouse.selection.x1, priv->mouse.selection.y1,
(priv->mouse.selection.x2 - priv->mouse.selection.x1), (priv->mouse.selection.y2 - priv->mouse.selection.y1));
cairo_fill(cairo);
}
} else {
@ -494,9 +513,9 @@ zathura_page_widget_link_get(ZathuraPage* widget, unsigned int index)
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(widget);
g_return_val_if_fail(priv != NULL, NULL);
if (priv->links != NULL && index >= priv->link_offset &&
girara_list_size(priv->links) > index - priv->link_offset) {
return girara_list_nth(priv->links, index - priv->link_offset);
if (priv->links.list != NULL && index >= priv->links.offset &&
girara_list_size(priv->links.list) > index - priv->links.offset) {
return girara_list_nth(priv->links.list, index - priv->links.offset);
} else {
return NULL;
}
@ -513,20 +532,22 @@ cb_zathura_page_widget_button_press_event(GtkWidget* widget, GdkEventButton* but
if (button->button == 1) { /* left click */
if (button->type == GDK_BUTTON_PRESS) {
/* start the selection */
priv->selection_basepoint.x = button->x;
priv->selection_basepoint.y = button->y;
priv->selection.x1 = button->x;
priv->selection.y1 = button->y;
priv->selection.x2 = button->x;
priv->selection.y2 = button->y;
priv->mouse.selection_basepoint.x = button->x;
priv->mouse.selection_basepoint.y = button->y;
priv->mouse.selection.x1 = button->x;
priv->mouse.selection.y1 = button->y;
priv->mouse.selection.x2 = button->x;
priv->mouse.selection.y2 = button->y;
} else if (button->type == GDK_2BUTTON_PRESS || button->type == GDK_3BUTTON_PRESS) {
/* abort the selection */
priv->selection_basepoint.x = -1;
priv->selection_basepoint.y = -1;
priv->selection.x1 = -1;
priv->selection.y1 = -1;
priv->selection.x2 = -1;
priv->selection.y2 = -1;
priv->mouse.selection_basepoint.x = -1;
priv->mouse.selection_basepoint.y = -1;
priv->mouse.selection.x1 = -1;
priv->mouse.selection.y1 = -1;
priv->mouse.selection.x2 = -1;
priv->mouse.selection.y2 = -1;
}
return true;
@ -550,27 +571,27 @@ cb_zathura_page_widget_button_release_event(GtkWidget* widget, GdkEventButton* b
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(widget);
zathura_document_t* document = zathura_page_get_document(priv->page);
if (priv->selection.y2 == -1 && priv->selection.x2 == -1 ) {
if (priv->mouse.selection.y2 == -1 && priv->mouse.selection.x2 == -1 ) {
/* simple single click */
/* get links */
if (priv->links_got == false) {
priv->links = zathura_page_links_get(priv->page, NULL);
priv->links_got = true;
priv->number_of_links = (priv->links == NULL) ? 0 : girara_list_size(priv->links);
if (priv->links.retrieved == false) {
priv->links.list = zathura_page_links_get(priv->page, NULL);
priv->links.retrieved = true;
priv->links.n = (priv->links.list == NULL) ? 0 : girara_list_size(priv->links.list);
}
if (priv->links != NULL && priv->number_of_links > 0) {
GIRARA_LIST_FOREACH(priv->links, zathura_link_t*, iter, link)
if (priv->links.list != NULL && priv->links.n > 0) {
GIRARA_LIST_FOREACH(priv->links.list, zathura_link_t*, iter, link)
zathura_rectangle_t rect = recalc_rectangle(priv->page, link->position);
if (rect.x1 <= button->x && rect.x2 >= button->x
&& rect.y1 <= button->y && rect.y2 >= button->y) {
zathura_link_evaluate(priv->zathura, link);
}
GIRARA_LIST_FOREACH_END(priv->links, zathura_link_t*, iter, link);
GIRARA_LIST_FOREACH_END(priv->links.list, zathura_link_t*, iter, link);
}
} else {
redraw_rect(ZATHURA_PAGE(widget), &priv->selection);
zathura_rectangle_t tmp = priv->selection;
redraw_rect(ZATHURA_PAGE(widget), &priv->mouse.selection);
zathura_rectangle_t tmp = priv->mouse.selection;
double scale = zathura_document_get_scale(document);
tmp.x1 /= scale;
@ -596,12 +617,13 @@ cb_zathura_page_widget_button_release_event(GtkWidget* widget, GdkEventButton* b
}
}
priv->selection_basepoint.x = -1;
priv->selection_basepoint.y = -1;
priv->selection.x1 = -1;
priv->selection.y1 = -1;
priv->selection.x2 = -1;
priv->selection.y2 = -1;
priv->mouse.selection_basepoint.x = -1;
priv->mouse.selection_basepoint.y = -1;
priv->mouse.selection.x1 = -1;
priv->mouse.selection.y1 = -1;
priv->mouse.selection.x2 = -1;
priv->mouse.selection.y2 = -1;
return false;
}
@ -616,25 +638,25 @@ cb_zathura_page_widget_motion_notify(GtkWidget* widget, GdkEventMotion* event)
}
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(widget);
zathura_rectangle_t tmp = priv->selection;
if (event->x < priv->selection_basepoint.x) {
zathura_rectangle_t tmp = priv->mouse.selection;
if (event->x < priv->mouse.selection_basepoint.x) {
tmp.x1 = event->x;
tmp.x2 = priv->selection_basepoint.x;
tmp.x2 = priv->mouse.selection_basepoint.x;
} else {
tmp.x2 = event->x;
tmp.x1 = priv->selection_basepoint.x;
tmp.x1 = priv->mouse.selection_basepoint.x;
}
if (event->y < priv->selection_basepoint.y) {
if (event->y < priv->mouse.selection_basepoint.y) {
tmp.y1 = event->y;
tmp.y2 = priv->selection_basepoint.y;
tmp.y2 = priv->mouse.selection_basepoint.y;
} else {
tmp.y1 = priv->selection_basepoint.y;
tmp.y1 = priv->mouse.selection_basepoint.y;
tmp.y2 = event->y;
}
redraw_rect(ZATHURA_PAGE(widget), &priv->selection);
redraw_rect(ZATHURA_PAGE(widget), &priv->mouse.selection);
redraw_rect(ZATHURA_PAGE(widget), &tmp);
priv->selection = tmp;
priv->mouse.selection = tmp;
return false;
}
@ -650,29 +672,29 @@ zathura_page_widget_popup_menu(GtkWidget* widget, GdkEventButton* event)
return;
#endif
if (priv->images_got == false) {
priv->images = zathura_page_images_get(priv->page, NULL);
priv->images_got = true;
if (priv->images.retrieved == false) {
priv->images.list = zathura_page_images_get(priv->page, NULL);
priv->images.retrieved = true;
}
if (priv->images == NULL) {
if (priv->images.list == NULL) {
return;
}
/* search for underlaying image */
zathura_image_t* image = NULL;
GIRARA_LIST_FOREACH(priv->images, zathura_image_t*, iter, image_it)
GIRARA_LIST_FOREACH(priv->images.list, zathura_image_t*, iter, image_it)
zathura_rectangle_t rect = recalc_rectangle(priv->page, image_it->position);
if (rect.x1 <= event->x && rect.x2 >= event->x && rect.y1 <= event->y && rect.y2 >= event->y) {
image = image_it;
}
GIRARA_LIST_FOREACH_END(priv->images, zathura_image_t*, iter, image_it);
GIRARA_LIST_FOREACH_END(priv->images.list, zathura_image_t*, iter, image_it);
if (image == NULL) {
return;
}
priv->current_image = image;
priv->images.current = image;
/* setup menu */
GtkWidget* menu = gtk_menu_new();
@ -722,9 +744,9 @@ cb_menu_image_copy(GtkMenuItem* item, ZathuraPage* page)
g_return_if_fail(item != NULL);
g_return_if_fail(page != NULL);
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(page);
g_return_if_fail(priv->current_image != NULL);
g_return_if_fail(priv->images.current != NULL);
cairo_surface_t* surface = zathura_page_image_get_cairo(priv->page, priv->current_image, NULL);
cairo_surface_t* surface = zathura_page_image_get_cairo(priv->page, priv->images.current, NULL);
if (surface == NULL) {
return;
}
@ -746,7 +768,7 @@ cb_menu_image_copy(GtkMenuItem* item, ZathuraPage* page)
gtk_clipboard_set_image(gtk_clipboard_get(GDK_SELECTION_PRIMARY), pixbuf);
/* reset */
priv->current_image = NULL;
priv->images.current = NULL;
#endif
}
@ -756,20 +778,20 @@ cb_menu_image_save(GtkMenuItem* item, ZathuraPage* page)
g_return_if_fail(item != NULL);
g_return_if_fail(page != NULL);
zathura_page_widget_private_t* priv = ZATHURA_PAGE_GET_PRIVATE(page);
g_return_if_fail(priv->current_image != NULL);
g_return_if_fail(priv->images != NULL);
g_return_if_fail(priv->images.current != NULL);
g_return_if_fail(priv->images.list != NULL);
/* generate image identifier */
unsigned int page_id = zathura_page_get_index(priv->page) + 1;
unsigned int image_id = 1;
GIRARA_LIST_FOREACH(priv->images, zathura_image_t*, iter, image_it)
if (image_it == priv->current_image) {
GIRARA_LIST_FOREACH(priv->images.list, zathura_image_t*, iter, image_it)
if (image_it == priv->images.current) {
break;
}
image_id++;
GIRARA_LIST_FOREACH_END(priv->images, zathura_image_t*, iter, image_it);
GIRARA_LIST_FOREACH_END(priv->images.list, zathura_image_t*, iter, image_it);
/* set command */
char* export_command = g_strdup_printf(":export image-p%d-%d ", page_id, image_id);
@ -778,7 +800,7 @@ cb_menu_image_save(GtkMenuItem* item, ZathuraPage* page)
g_free(export_command);
/* reset */
priv->current_image = NULL;
priv->images.current = NULL;
}
void