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https://git.pwmt.org/pwmt/zathura.git
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98 lines
2.9 KiB
C
98 lines
2.9 KiB
C
/* See LICENSE file for license and copyright information */
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#ifndef PAGE_WIDGET_H
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#define PAGE_WIDGET_H
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#include <gtk/gtk.h>
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#include "document.h"
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/**
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* The page view widget. The widget handles all the rendering on its own. It
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* only has to be resized. The widget also manages and handles all the
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* rectangles for highlighting.
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*
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* Before the properties contain the correct values, 'draw-links' has to be set
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* to TRUE at least one time.
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* */
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typedef struct zathura_page_widget_s ZathuraPage;
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typedef struct zathura_page_widget_class_s ZathuraPageClass;
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struct zathura_page_widget_s {
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GtkDrawingArea parent;
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};
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struct zathura_page_widget_class_s {
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GtkDrawingAreaClass parent_class;
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};
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#define ZATHURA_TYPE_PAGE \
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(zathura_page_widget_get_type ())
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#define ZATHURA_PAGE(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), ZATHURA_TYPE_PAGE, ZathuraPage))
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#define ZATHURA_PAGE_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_CAST ((obj), ZATHURA_TYPE_PAGE, ZathuraPageClass))
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#define ZATHURA_IS_PAGE(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), ZATHURA_TYPE_PAGE))
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#define ZATHURA_IS_PAGE_WDIGET_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE ((obj), ZATHURA_TYPE_PAGE))
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#define ZATHURA_PAGE_GET_CLASS \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), ZATHURA_TYPE_PAGE, ZathuraPageclass))
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/**
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* Returns the type of the page view widget.
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* @return the type
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*/
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GType zathura_page_widget_get_type(void);
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/**
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* Create a page view widget.
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* @param zathura the zathura instance
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* @param page the page to be displayed
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* @return a page view widget
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*/
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GtkWidget* zathura_page_widget_new(zathura_t* zathura, zathura_page_t* page);
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/**
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* Update the widget's surface. This should only be called from the render
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* thread.
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* @param widget the widget
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* @param surface the new surface
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*/
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void zathura_page_widget_update_surface(ZathuraPage* widget, cairo_surface_t* surface);
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/**
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* Draw a rectangle to mark links or search results
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* @param widget the widget
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* @param rectangle the rectangle
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* @param linkid the link id if it's a link, -1 otherwise
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*/
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void zathura_page_widget_draw_rectangle(ZathuraPage* widget, zathura_rectangle_t* rectangle, int linkid);
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/**
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* Clear all rectangles.
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* @param widget the widget
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*/
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void zathura_page_widget_clear_rectangles(ZathuraPage* widget);
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/**
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* Returns the zathura link object at the given index
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*
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* @param widget the widget
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* @param index Index of the link
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* @return Link object or NULL if an error occured
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*/
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zathura_link_t* zathura_page_widget_link_get(ZathuraPage* widget, unsigned int index);
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/**
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* Update the last view time of the page.
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*
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* @param widget the widget
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*/
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void zathura_page_widget_update_view_time(ZathuraPage* widget);
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/**
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* If the page has not been viewed for some time, purge the surface.
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*
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* @param widget the widget
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* @param threshold the threshold (in seconds)
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*/
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void zathura_page_widget_purge_unused(ZathuraPage* widget, gint64 threshold);
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#endif
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