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Calculate drawing rectangle and copy text to cb

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This commit calculates the rectangle that will be drawn
correctly. Now the mapped rectangle is calculated wrong,
but it gets the text of the document and copies it to
the clipboard.
This commit is contained in:
Moritz Lipp 2010-04-13 09:47:47 +02:00
parent 6e0616d35b
commit ca9a381bb0
1 changed files with 88 additions and 6 deletions
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94
zathura.c
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@ -288,6 +288,7 @@ void init_zathura();
void add_marker(int);
void build_index(GtkTreeModel*, GtkTreeIter*, PopplerIndexIter*);
void change_mode(int);
void calculate_offset(GtkWidget*, double*, double*);
void highlight_result(int, PopplerRectangle*);
void draw(int);
void eval_marker(int);
@ -777,6 +778,42 @@ change_mode(int mode)
notify(DEFAULT, mode_text);
}
void
calculate_offset(GtkWidget* widget, double* offset_x, double* offset_y)
{
double page_width, page_height, width, height;
double scale = ((double) Zathura.PDF.scale / 100.0);
g_static_mutex_lock(&(Zathura.Lock.pdflib_lock));
poppler_page_get_size(Zathura.PDF.pages[Zathura.PDF.page_number]->page, &page_width, &page_height);
g_static_mutex_unlock(&(Zathura.Lock.pdflib_lock));
if(Zathura.PDF.rotate == 0 || Zathura.PDF.rotate == 180)
{
width = page_width * scale;
height = page_height * scale;
}
else
{
width = page_height * scale;
height = page_width * scale;
}
int window_x, window_y;
gdk_drawable_get_size(widget->window, &window_x, &window_y);
if (window_x > width)
*offset_x = (window_x - width) / 2;
else
*offset_x = 0;
if (window_y > height)
*offset_y = (window_y - height) / 2;
else
*offset_y = 0;
}
void
eval_marker(int id)
{
@ -3027,13 +3064,13 @@ gboolean cb_draw(GtkWidget* widget, GdkEventExpose* expose, gpointer data)
return FALSE;
int page_id = Zathura.PDF.page_number;
if(page_id < 0 || page_id > Zathura.PDF.number_of_pages)
return FALSE;
gdk_window_clear(widget->window);
cairo_t *cairo = gdk_cairo_create(widget->window);
<<<<<<< HEAD
double page_width, page_height, width, height;
double scale = ((double) Zathura.PDF.scale / 100.0);
@ -3075,6 +3112,8 @@ gboolean cb_draw(GtkWidget* widget, GdkEventExpose* expose, gpointer data)
Zathura.Search.draw = FALSE;
}
calculate_offset(widget, &offset_x, &offset_y);
cairo_set_source_surface(cairo, Zathura.PDF.surface, offset_x, offset_y);
cairo_paint(cairo);
cairo_destroy(cairo);
@ -3360,17 +3399,60 @@ cb_view_button_release(GtkWidget* widget, GdkEventButton* event, gpointer data)
if(!Zathura.PDF.document)
return FALSE;
double scale, offset_x, offset_y;
PopplerRectangle rectangle;
cairo_t* cairo;
/* build selection rectangle */
rectangle.x1 = event->x;
rectangle.y1 = event->y;
g_static_mutex_lock(&(Zathura.Lock.select_lock));
cairo_t *cairo = cairo_create(Zathura.PDF.surface);
rectangle.x2 = Zathura.SelectPoint.x;
rectangle.y2 = Zathura.SelectPoint.y;
g_static_mutex_unlock(&(Zathura.Lock.select_lock));
/* calculate offset */
calculate_offset(widget, &offset_x, &offset_y);
/* draw selection rectangle */
cairo = cairo_create(Zathura.PDF.surface);
cairo_set_source_rgba(cairo, Zathura.Style.select_text.red, Zathura.Style.select_text.green,
Zathura.Style.select_text.blue, TRANSPARENCY);
cairo_rectangle(cairo, event->x, event->y, (Zathura.SelectPoint.x - event->x),
(Zathura.SelectPoint.y - event->y));
cairo_rectangle(cairo, rectangle.x1 - offset_x, rectangle.y1 - offset_y,
(rectangle.x2 - rectangle.x1), (rectangle.y2 - rectangle.y1));
cairo_fill(cairo);
g_static_mutex_unlock(&(Zathura.Lock.select_lock));
gtk_widget_queue_draw(Zathura.UI.drawing_area);
/* reset points of the rectangle so that p1 is in the top-left corner
* and p2 is in the bottom right corner */
if(rectangle.x1 > rectangle.x2)
{
double d = rectangle.x1 - rectangle.x2;
rectangle.x1 = rectangle.x1 - d;
rectangle.x2 = rectangle.x2 - d;
}
if(rectangle.y2 > rectangle.y1)
{
double d = rectangle.y2 - rectangle.y1;
rectangle.y1 = rectangle.y1 + d;
rectangle.y2 = rectangle.y2 - d;
}
/* resize selection rectangle to document page */
scale = ((double) Zathura.PDF.scale / 100.0);
rectangle.x1 = (rectangle.x1 - offset_x) / scale;
rectangle.y1 = (rectangle.y1 - offset_y) / scale;
rectangle.x2 = (rectangle.x2 - offset_x) / scale;
rectangle.y2 = (rectangle.y2 - offset_y) / scale;
g_static_mutex_lock(&(Zathura.Lock.pdflib_lock));
char* selected_text = poppler_page_get_text(Zathura.PDF.pages[Zathura.PDF.page_number]->page,
POPPLER_SELECTION_GLYPH, &rectangle);
if(selected_text)
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), selected_text, -1);
g_static_mutex_unlock(&(Zathura.Lock.pdflib_lock));
return TRUE;
}