+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <gtk/gtk.h>
#include <libgnomecanvas/libgnomecanvas.h>
-#include <libart_lgpl/art_vpath_dash.h>
-
#include "xournal.h"
#include "xo-callbacks.h"
#include "xo-interface.h"
/************** drawing nice cursors *********/
-static char cursor_pen_bits[] = {
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0xc0, 0x01, 0xc0, 0x01, 0xc0, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-
-static char cursor_eraser_bits[] = {
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0x0f, 0x08, 0x08, 0x08, 0x08,
- 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0xf8, 0x0f,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-
-static char cursor_eraser_mask[] = {
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0x0f, 0xf8, 0x0f, 0xf8, 0x0f,
- 0xf8, 0x0f, 0xf8, 0x0f, 0xf8, 0x0f, 0xf8, 0x0f, 0xf8, 0x0f, 0xf8, 0x0f,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-
void set_cursor_busy(gboolean busy)
{
GdkCursor *cursor;
gdk_display_sync(gdk_display_get_default());
}
+#define PEN_CURSOR_RADIUS 1
+#define HILITER_CURSOR_RADIUS 3
+#define HILITER_BORDER_RADIUS 4
+
+GdkCursor *make_pen_cursor(guint color_rgba)
+{
+ int rowstride, x, y;
+ guchar col[4], *pixels;
+
+ if (ui.pen_cursor_pix == NULL) {
+ ui.pen_cursor_pix = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, 16, 16);
+ if (ui.pen_cursor_pix == NULL) return NULL; // couldn't create pixbuf
+ gdk_pixbuf_fill(ui.pen_cursor_pix, 0xffffff00); // transparent white
+ }
+ rowstride = gdk_pixbuf_get_rowstride(ui.pen_cursor_pix);
+ pixels = gdk_pixbuf_get_pixels(ui.pen_cursor_pix);
+
+ col[0] = (color_rgba >> 24) & 0xff;
+ col[1] = (color_rgba >> 16) & 0xff;
+ col[2] = (color_rgba >> 8) & 0xff;
+ col[3] = 0xff; // solid
+ for (x = 8-PEN_CURSOR_RADIUS; x <= 8+PEN_CURSOR_RADIUS; x++)
+ for (y = 8-PEN_CURSOR_RADIUS; y <= 8+PEN_CURSOR_RADIUS; y++)
+ g_memmove(pixels + y*rowstride + x*4, col, 4);
+
+ return gdk_cursor_new_from_pixbuf(gdk_display_get_default(), ui.pen_cursor_pix, 7, 7);
+}
+
+GdkCursor *make_hiliter_cursor(guint color_rgba)
+{
+ int rowstride, x, y;
+ guchar col[4], *pixels;
+
+ if (ui.hiliter_cursor_pix == NULL) {
+ ui.hiliter_cursor_pix = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, 16, 16);
+ if (ui.hiliter_cursor_pix == NULL) return NULL; // couldn't create pixbuf
+ gdk_pixbuf_fill(ui.hiliter_cursor_pix, 0xffffff00); // transparent white
+ }
+ rowstride = gdk_pixbuf_get_rowstride(ui.hiliter_cursor_pix);
+ pixels = gdk_pixbuf_get_pixels(ui.hiliter_cursor_pix);
+
+ col[0] = col[1] = col[2] = 0; // black
+ col[3] = 0xff; // solid
+ for (x = 8-HILITER_BORDER_RADIUS; x <= 8+HILITER_BORDER_RADIUS; x++)
+ for (y = 8-HILITER_BORDER_RADIUS; y <= 8+HILITER_BORDER_RADIUS; y++)
+ g_memmove(pixels + y*rowstride + x*4, col, 4);
+
+ col[0] = (color_rgba >> 24) & 0xff;
+ col[1] = (color_rgba >> 16) & 0xff;
+ col[2] = (color_rgba >> 8) & 0xff;
+ col[3] = 0xff; // solid
+ for (x = 8-HILITER_CURSOR_RADIUS; x <= 8+HILITER_CURSOR_RADIUS; x++)
+ for (y = 8-HILITER_CURSOR_RADIUS; y <= 8+HILITER_CURSOR_RADIUS; y++)
+ g_memmove(pixels + y*rowstride + x*4, col, 4);
+
+ return gdk_cursor_new_from_pixbuf(gdk_display_get_default(), ui.hiliter_cursor_pix, 7, 7);
+}
+
void update_cursor(void)
{
GdkPixmap *source, *mask;
GdkColor fg = {0, 0, 0, 0}, bg = {0, 65535, 65535, 65535};
+ ui.is_sel_cursor = FALSE;
if (GTK_WIDGET(canvas)->window == NULL) return;
if (ui.cursor!=NULL) {
else if (ui.cur_item_type == ITEM_MOVESEL)
ui.cursor = gdk_cursor_new(GDK_FLEUR);
else if (ui.toolno[ui.cur_mapping] == TOOL_PEN) {
- fg.red = (ui.cur_brush->color_rgba >> 16) & 0xff00;
- fg.green = (ui.cur_brush->color_rgba >> 8) & 0xff00;
- fg.blue = (ui.cur_brush->color_rgba >> 0) & 0xff00;
- source = gdk_bitmap_create_from_data(NULL, cursor_pen_bits, 16, 16);
- ui.cursor = gdk_cursor_new_from_pixmap(source, source, &fg, &bg, 7, 7);
- gdk_bitmap_unref(source);
+ ui.cursor = make_pen_cursor(ui.cur_brush->color_rgba);
}
else if (ui.toolno[ui.cur_mapping] == TOOL_ERASER) {
- source = gdk_bitmap_create_from_data(NULL, cursor_eraser_bits, 16, 16);
- mask = gdk_bitmap_create_from_data(NULL, cursor_eraser_mask, 16, 16);
- ui.cursor = gdk_cursor_new_from_pixmap(source, mask, &fg, &bg, 7, 7);
- gdk_bitmap_unref(source);
- gdk_bitmap_unref(mask);
+ ui.cursor = make_hiliter_cursor(0xffffffff);
}
else if (ui.toolno[ui.cur_mapping] == TOOL_HIGHLIGHTER) {
- source = gdk_bitmap_create_from_data(NULL, cursor_eraser_bits, 16, 16);
- mask = gdk_bitmap_create_from_data(NULL, cursor_eraser_mask, 16, 16);
- bg.red = (ui.cur_brush->color_rgba >> 16) & 0xff00;
- bg.green = (ui.cur_brush->color_rgba >> 8) & 0xff00;
- bg.blue = (ui.cur_brush->color_rgba >> 0) & 0xff00;
- ui.cursor = gdk_cursor_new_from_pixmap(source, mask, &fg, &bg, 7, 7);
- gdk_bitmap_unref(source);
- gdk_bitmap_unref(mask);
+ ui.cursor = make_hiliter_cursor(ui.cur_brush->color_rgba);
}
else if (ui.cur_item_type == ITEM_SELECTRECT) {
ui.cursor = gdk_cursor_new(GDK_TCROSS);
gdk_window_set_cursor(GTK_WIDGET(canvas)->window, ui.cursor);
}
+/* adjust the cursor shape if it hovers near a selection box */
+
+void update_cursor_for_resize(double *pt)
+{
+ gboolean in_range_x, in_range_y;
+ gboolean can_resize_left, can_resize_right, can_resize_bottom, can_resize_top;
+ gdouble resize_margin;
+ GdkCursorType newcursor;
+
+ // if we're not even close to the box in some direction, return immediately
+ resize_margin = RESIZE_MARGIN / ui.zoom;
+ if (pt[0]<ui.selection->bbox.left-resize_margin || pt[0]>ui.selection->bbox.right+resize_margin
+ || pt[1]<ui.selection->bbox.top-resize_margin || pt[1]>ui.selection->bbox.bottom+resize_margin)
+ {
+ if (ui.is_sel_cursor) update_cursor();
+ return;
+ }
+
+ ui.is_sel_cursor = TRUE;
+ can_resize_left = (pt[0] < ui.selection->bbox.left+resize_margin);
+ can_resize_right = (pt[0] > ui.selection->bbox.right-resize_margin);
+ can_resize_top = (pt[1] < ui.selection->bbox.top+resize_margin);
+ can_resize_bottom = (pt[1] > ui.selection->bbox.bottom-resize_margin);
+
+ if (can_resize_left) {
+ if (can_resize_top) newcursor = GDK_TOP_LEFT_CORNER;
+ else if (can_resize_bottom) newcursor = GDK_BOTTOM_LEFT_CORNER;
+ else newcursor = GDK_LEFT_SIDE;
+ }
+ else if (can_resize_right) {
+ if (can_resize_top) newcursor = GDK_TOP_RIGHT_CORNER;
+ else if (can_resize_bottom) newcursor = GDK_BOTTOM_RIGHT_CORNER;
+ else newcursor = GDK_RIGHT_SIDE;
+ }
+ else if (can_resize_top) newcursor = GDK_TOP_SIDE;
+ else if (can_resize_bottom) newcursor = GDK_BOTTOM_SIDE;
+ else newcursor = GDK_FLEUR;
+
+ if (ui.cursor!=NULL && ui.cursor->type == newcursor) return;
+ if (ui.cursor!=NULL) gdk_cursor_unref(ui.cursor);
+ ui.cursor = gdk_cursor_new(newcursor);
+ gdk_window_set_cursor(GTK_WIDGET(canvas)->window, ui.cursor);
+}
/************** painting strokes *************/
ui.cur_path.num_points = 1;
get_pointer_coords(event, ui.cur_path.coords);
- if (ui.ruler[ui.cur_mapping])
+ if (ui.cur_brush->ruler) {
ui.cur_item->canvas_item = gnome_canvas_item_new(ui.cur_layer->group,
gnome_canvas_line_get_type(),
"cap-style", GDK_CAP_ROUND, "join-style", GDK_JOIN_ROUND,
"fill-color-rgba", ui.cur_item->brush.color_rgba,
"width-units", ui.cur_item->brush.thickness, NULL);
- else
+ ui.cur_item->brush.variable_width = FALSE;
+ } else
ui.cur_item->canvas_item = gnome_canvas_item_new(
ui.cur_layer->group, gnome_canvas_group_get_type(), NULL);
}
void continue_stroke(GdkEvent *event)
{
GnomeCanvasPoints seg;
- double *pt;
+ double *pt, current_width;
- if (ui.ruler[ui.cur_mapping]) {
+ if (ui.cur_brush->ruler) {
pt = ui.cur_path.coords;
} else {
realloc_cur_path(ui.cur_path.num_points+1);
get_pointer_coords(event, pt+2);
- if (ui.ruler[ui.cur_mapping])
+ if (ui.cur_item->brush.variable_width) {
+ realloc_cur_widths(ui.cur_path.num_points);
+ current_width = ui.cur_item->brush.thickness*get_pressure_multiplier(event);
+ ui.cur_widths[ui.cur_path.num_points-1] = current_width;
+ }
+ else current_width = ui.cur_item->brush.thickness;
+
+ if (ui.cur_brush->ruler)
ui.cur_path.num_points = 2;
else {
if (hypot(pt[0]-pt[2], pt[1]-pt[3]) < PIXEL_MOTION_THRESHOLD/ui.zoom)
upon creation the line just copies the contents of the GnomeCanvasPoints
into an internal structure */
- if (ui.ruler[ui.cur_mapping])
+ if (ui.cur_brush->ruler)
gnome_canvas_item_set(ui.cur_item->canvas_item, "points", &seg, NULL);
else
gnome_canvas_item_new((GnomeCanvasGroup *)ui.cur_item->canvas_item,
gnome_canvas_line_get_type(), "points", &seg,
"cap-style", GDK_CAP_ROUND, "join-style", GDK_JOIN_ROUND,
"fill-color-rgba", ui.cur_item->brush.color_rgba,
- "width-units", ui.cur_item->brush.thickness, NULL);
+ "width-units", current_width, NULL);
}
void finalize_stroke(void)
ui.cur_path.coords[2] = ui.cur_path.coords[0]+0.1;
ui.cur_path.coords[3] = ui.cur_path.coords[1];
ui.cur_path.num_points = 2;
+ ui.cur_item->brush.variable_width = FALSE;
}
- subdivide_cur_path(); // split the segment so eraser will work
+ if (!ui.cur_item->brush.variable_width)
+ subdivide_cur_path(); // split the segment so eraser will work
ui.cur_item->path = gnome_canvas_points_new(ui.cur_path.num_points);
g_memmove(ui.cur_item->path->coords, ui.cur_path.coords,
2*ui.cur_path.num_points*sizeof(double));
+ if (ui.cur_item->brush.variable_width)
+ ui.cur_item->widths = (gdouble *)g_memdup(ui.cur_widths,
+ (ui.cur_path.num_points-1)*sizeof(gdouble));
+ else ui.cur_item->widths = NULL;
update_item_bbox(ui.cur_item);
ui.cur_path.num_points = 0;
- // destroy the entire group of temporary line segments
- gtk_object_destroy(GTK_OBJECT(ui.cur_item->canvas_item));
- // make a new line item to replace it
- make_canvas_item_one(ui.cur_layer->group, ui.cur_item);
+ if (!ui.cur_item->brush.variable_width) {
+ // destroy the entire group of temporary line segments
+ gtk_object_destroy(GTK_OBJECT(ui.cur_item->canvas_item));
+ // make a new line item to replace it
+ make_canvas_item_one(ui.cur_layer->group, ui.cur_item);
+ }
// add undo information
prepare_new_undo();
g_memmove(&newhead->brush, &item->brush, sizeof(struct Brush));
newhead->path = gnome_canvas_points_new(i);
g_memmove(newhead->path->coords, item->path->coords, 2*i*sizeof(double));
+ if (newhead->brush.variable_width)
+ newhead->widths = (gdouble *)g_memdup(item->widths, (i-1)*sizeof(gdouble));
+ else newhead->widths = NULL;
}
while (++i < item->path->num_points) {
pt+=2;
newtail->path = gnome_canvas_points_new(item->path->num_points-i);
g_memmove(newtail->path->coords, item->path->coords+2*i,
2*(item->path->num_points-i)*sizeof(double));
+ if (newtail->brush.variable_width)
+ newtail->widths = (gdouble *)g_memdup(item->widths+i,
+ (item->path->num_points-i-1)*sizeof(gdouble));
+ else newtail->widths = NULL;
newtail->canvas_item = NULL;
}
}
if (item->type == ITEM_STROKE) {
// it's inside an erasure list - we destroy it
gnome_canvas_points_free(item->path);
+ if (item->brush.variable_width) g_free(item->widths);
if (item->canvas_item != NULL)
gtk_object_destroy(GTK_OBJECT(item->canvas_item));
erasure->nrepl--;
void finalize_erasure(void)
{
GList *itemlist, *partlist;
- struct Item *item, *part;
+ struct Item *item;
prepare_new_undo();
undo->type = ITEM_ERASURE;
is traversed in the forward direction */
}
-/************ selection tools ***********/
-
-void make_dashed(GnomeCanvasItem *item)
-{
- double dashlen[2];
- ArtVpathDash dash;
-
- dash.n_dash = 2;
- dash.offset = 3.0;
- dash.dash = dashlen;
- dashlen[0] = dashlen[1] = 6.0;
- gnome_canvas_item_set(item, "dash", &dash, NULL);
-}
-
-
-void start_selectrect(GdkEvent *event)
-{
- double pt[2];
- reset_selection();
-
- ui.cur_item_type = ITEM_SELECTRECT;
- ui.selection = g_new(struct Selection, 1);
- ui.selection->type = ITEM_SELECTRECT;
- ui.selection->items = NULL;
- ui.selection->layer = ui.cur_layer;
-
- get_pointer_coords(event, pt);
- ui.selection->bbox.left = ui.selection->bbox.right = pt[0];
- ui.selection->bbox.top = ui.selection->bbox.bottom = pt[1];
-
- ui.selection->canvas_item = gnome_canvas_item_new(ui.cur_layer->group,
- gnome_canvas_rect_get_type(), "width-pixels", 1,
- "outline-color-rgba", 0x000000ff,
- "fill-color-rgba", 0x80808040,
- "x1", pt[0], "x2", pt[0], "y1", pt[1], "y2", pt[1], NULL);
- update_cursor();
-}
-
-void finalize_selectrect(void)
-{
- double x1, x2, y1, y2;
- GList *itemlist;
- struct Item *item;
-
-
- ui.cur_item_type = ITEM_NONE;
-
- if (ui.selection->bbox.left > ui.selection->bbox.right) {
- x1 = ui.selection->bbox.right; x2 = ui.selection->bbox.left;
- ui.selection->bbox.left = x1; ui.selection->bbox.right = x2;
- } else {
- x1 = ui.selection->bbox.left; x2 = ui.selection->bbox.right;
- }
-
- if (ui.selection->bbox.top > ui.selection->bbox.bottom) {
- y1 = ui.selection->bbox.bottom; y2 = ui.selection->bbox.top;
- ui.selection->bbox.top = y1; ui.selection->bbox.bottom = y2;
- } else {
- y1 = ui.selection->bbox.top; y2 = ui.selection->bbox.bottom;
- }
-
- for (itemlist = ui.selection->layer->items; itemlist!=NULL; itemlist = itemlist->next) {
- item = (struct Item *)itemlist->data;
- if (item->bbox.left >= x1 && item->bbox.right <= x2 &&
- item->bbox.top >= y1 && item->bbox.bottom <= y2) {
- ui.selection->items = g_list_append(ui.selection->items, item);
- }
- }
-
- if (ui.selection->items == NULL) {
- // if we clicked inside a text zone ?
- item = click_is_in_text(ui.selection->layer, x1, y1);
- if (item!=NULL && item==click_is_in_text(ui.selection->layer, x2, y2)) {
- ui.selection->items = g_list_append(ui.selection->items, item);
- g_memmove(&(ui.selection->bbox), &(item->bbox), sizeof(struct BBox));
- gnome_canvas_item_set(ui.selection->canvas_item,
- "x1", item->bbox.left, "x2", item->bbox.right,
- "y1", item->bbox.top, "y2", item->bbox.bottom, NULL);
- }
- }
-
- if (ui.selection->items == NULL) reset_selection();
- else make_dashed(ui.selection->canvas_item);
- update_cursor();
- update_copy_paste_enabled();
- update_font_button();
-}
-
-gboolean start_movesel(GdkEvent *event)
-{
- double pt[2];
-
- if (ui.selection==NULL) return FALSE;
- if (ui.cur_layer != ui.selection->layer) return FALSE;
-
- get_pointer_coords(event, pt);
- if (ui.selection->type == ITEM_SELECTRECT) {
- if (pt[0]<ui.selection->bbox.left || pt[0]>ui.selection->bbox.right ||
- pt[1]<ui.selection->bbox.top || pt[1]>ui.selection->bbox.bottom)
- return FALSE;
- ui.cur_item_type = ITEM_MOVESEL;
- ui.selection->anchor_x = ui.selection->last_x = pt[0];
- ui.selection->anchor_y = ui.selection->last_y = pt[1];
- ui.selection->orig_pageno = ui.pageno;
- ui.selection->move_pageno = ui.pageno;
- ui.selection->move_layer = ui.selection->layer;
- ui.selection->move_pagedelta = 0.;
- gnome_canvas_item_set(ui.selection->canvas_item, "dash", NULL, NULL);
- update_cursor();
- return TRUE;
- }
- return FALSE;
-}
-
-void start_vertspace(GdkEvent *event)
-{
- double pt[2];
- GList *itemlist;
- struct Item *item;
-
- reset_selection();
- ui.cur_item_type = ITEM_MOVESEL_VERT;
- ui.selection = g_new(struct Selection, 1);
- ui.selection->type = ITEM_MOVESEL_VERT;
- ui.selection->items = NULL;
- ui.selection->layer = ui.cur_layer;
-
- get_pointer_coords(event, pt);
- ui.selection->bbox.top = ui.selection->bbox.bottom = pt[1];
- for (itemlist = ui.cur_layer->items; itemlist!=NULL; itemlist = itemlist->next) {
- item = (struct Item *)itemlist->data;
- if (item->bbox.top >= pt[1]) {
- ui.selection->items = g_list_append(ui.selection->items, item);
- if (item->bbox.bottom > ui.selection->bbox.bottom)
- ui.selection->bbox.bottom = item->bbox.bottom;
- }
- }
-
- ui.selection->anchor_x = ui.selection->last_x = 0;
- ui.selection->anchor_y = ui.selection->last_y = pt[1];
- ui.selection->orig_pageno = ui.pageno;
- ui.selection->move_pageno = ui.pageno;
- ui.selection->move_layer = ui.selection->layer;
- ui.selection->move_pagedelta = 0.;
- ui.selection->canvas_item = gnome_canvas_item_new(ui.cur_layer->group,
- gnome_canvas_rect_get_type(), "width-pixels", 1,
- "outline-color-rgba", 0x000000ff,
- "fill-color-rgba", 0x80808040,
- "x1", -100.0, "x2", ui.cur_page->width+100, "y1", pt[1], "y2", pt[1], NULL);
- update_cursor();
-}
-
-void continue_movesel(GdkEvent *event)
-{
- double pt[2], dx, dy, upmargin;
- GList *list;
- struct Item *item;
- int tmppageno;
- struct Page *tmppage;
-
- get_pointer_coords(event, pt);
- if (ui.cur_item_type == ITEM_MOVESEL_VERT) pt[0] = 0;
- pt[1] += ui.selection->move_pagedelta;
-
- // check for page jumps
- if (ui.cur_item_type == ITEM_MOVESEL_VERT)
- upmargin = ui.selection->bbox.bottom - ui.selection->bbox.top;
- else upmargin = VIEW_CONTINUOUS_SKIP;
- tmppageno = ui.selection->move_pageno;
- tmppage = g_list_nth_data(journal.pages, tmppageno);
- while (ui.view_continuous && (pt[1] < - upmargin)) {
- if (tmppageno == 0) break;
- tmppageno--;
- tmppage = g_list_nth_data(journal.pages, tmppageno);
- pt[1] += tmppage->height + VIEW_CONTINUOUS_SKIP;
- ui.selection->move_pagedelta += tmppage->height + VIEW_CONTINUOUS_SKIP;
- }
- while (ui.view_continuous && (pt[1] > tmppage->height+VIEW_CONTINUOUS_SKIP)) {
- if (tmppageno == journal.npages-1) break;
- pt[1] -= tmppage->height + VIEW_CONTINUOUS_SKIP;
- ui.selection->move_pagedelta -= tmppage->height + VIEW_CONTINUOUS_SKIP;
- tmppageno++;
- tmppage = g_list_nth_data(journal.pages, tmppageno);
- }
-
- if (tmppageno != ui.selection->move_pageno) {
- // move to a new page !
- ui.selection->move_pageno = tmppageno;
- if (tmppageno == ui.selection->orig_pageno)
- ui.selection->move_layer = ui.selection->layer;
- else
- ui.selection->move_layer = (struct Layer *)(g_list_last(
- ((struct Page *)g_list_nth_data(journal.pages, tmppageno))->layers)->data);
- gnome_canvas_item_reparent(ui.selection->canvas_item, ui.selection->move_layer->group);
- for (list = ui.selection->items; list!=NULL; list = list->next) {
- item = (struct Item *)list->data;
- if (item->canvas_item!=NULL)
- gnome_canvas_item_reparent(item->canvas_item, ui.selection->move_layer->group);
- }
- // avoid a refresh bug
- gnome_canvas_item_move(GNOME_CANVAS_ITEM(ui.selection->move_layer->group), 0., 0.);
- if (ui.cur_item_type == ITEM_MOVESEL_VERT)
- gnome_canvas_item_set(ui.selection->canvas_item,
- "x2", tmppage->width+100,
- "y1", ui.selection->anchor_y+ui.selection->move_pagedelta, NULL);
- }
-
- // now, process things normally
-
- dx = pt[0] - ui.selection->last_x;
- dy = pt[1] - ui.selection->last_y;
- if (hypot(dx,dy) < 1) return; // don't move subpixel
- ui.selection->last_x = pt[0];
- ui.selection->last_y = pt[1];
-
- // move the canvas items
- if (ui.cur_item_type == ITEM_MOVESEL_VERT)
- gnome_canvas_item_set(ui.selection->canvas_item, "y2", pt[1], NULL);
- else
- gnome_canvas_item_move(ui.selection->canvas_item, dx, dy);
-
- for (list = ui.selection->items; list != NULL; list = list->next) {
- item = (struct Item *)list->data;
- if (item->canvas_item != NULL)
- gnome_canvas_item_move(item->canvas_item, dx, dy);
- }
-}
-
-void finalize_movesel(void)
-{
- GList *list, *link;
- struct Item *item;
-
- if (ui.selection->items != NULL) {
- prepare_new_undo();
- undo->type = ITEM_MOVESEL;
- undo->itemlist = g_list_copy(ui.selection->items);
- undo->val_x = ui.selection->last_x - ui.selection->anchor_x;
- undo->val_y = ui.selection->last_y - ui.selection->anchor_y;
- undo->layer = ui.selection->layer;
- undo->layer2 = ui.selection->move_layer;
- undo->auxlist = NULL;
- // build auxlist = pointers to Item's just before ours (for depths)
- for (list = ui.selection->items; list!=NULL; list = list->next) {
- link = g_list_find(ui.selection->layer->items, list->data);
- if (link!=NULL) link = link->prev;
- undo->auxlist = g_list_append(undo->auxlist, ((link!=NULL) ? link->data : NULL));
- }
- ui.selection->layer = ui.selection->move_layer;
- move_journal_items_by(undo->itemlist, undo->val_x, undo->val_y,
- undo->layer, undo->layer2,
- (undo->layer == undo->layer2)?undo->auxlist:NULL);
- }
-
- if (ui.selection->move_pageno!=ui.selection->orig_pageno)
- do_switch_page(ui.selection->move_pageno, FALSE, FALSE);
-
- if (ui.cur_item_type == ITEM_MOVESEL_VERT)
- reset_selection();
- else {
- ui.selection->bbox.left += undo->val_x;
- ui.selection->bbox.right += undo->val_x;
- ui.selection->bbox.top += undo->val_y;
- ui.selection->bbox.bottom += undo->val_y;
- make_dashed(ui.selection->canvas_item);
- }
- ui.cur_item_type = ITEM_NONE;
- update_cursor();
-}
-
-
-void selection_delete(void)
-{
- struct UndoErasureData *erasure;
- GList *itemlist;
- struct Item *item;
-
- if (ui.selection == NULL) return;
- prepare_new_undo();
- undo->type = ITEM_ERASURE;
- undo->layer = ui.selection->layer;
- undo->erasurelist = NULL;
- for (itemlist = ui.selection->items; itemlist!=NULL; itemlist = itemlist->next) {
- item = (struct Item *)itemlist->data;
- if (item->canvas_item!=NULL)
- gtk_object_destroy(GTK_OBJECT(item->canvas_item));
- erasure = g_new(struct UndoErasureData, 1);
- erasure->item = item;
- erasure->npos = g_list_index(ui.selection->layer->items, item);
- erasure->nrepl = 0;
- erasure->replacement_items = NULL;
- ui.selection->layer->items = g_list_remove(ui.selection->layer->items, item);
- ui.selection->layer->nitems--;
- undo->erasurelist = g_list_prepend(undo->erasurelist, erasure);
- }
- reset_selection();
-
- /* NOTE: the erasurelist is built backwards; this guarantees that,
- upon undo, the erasure->npos fields give the correct position
- where each item should be reinserted as the list is traversed in
- the forward direction */
-}
-
-void callback_clipboard_get(GtkClipboard *clipboard,
- GtkSelectionData *selection_data,
- guint info, gpointer user_data)
-{
- int length;
-
- g_memmove(&length, user_data, sizeof(int));
- gtk_selection_data_set(selection_data,
- gdk_atom_intern("_XOURNAL", FALSE), 8, user_data, length);
-}
-
-void callback_clipboard_clear(GtkClipboard *clipboard, gpointer user_data)
-{
- g_free(user_data);
-}
-
-void selection_to_clip(void)
-{
- int bufsz, nitems, val;
- char *buf, *p;
- GList *list;
- struct Item *item;
- GtkTargetEntry target;
-
- if (ui.selection == NULL) return;
- bufsz = 2*sizeof(int) // bufsz, nitems
- + sizeof(struct BBox); // bbox
- nitems = 0;
- for (list = ui.selection->items; list != NULL; list = list->next) {
- item = (struct Item *)list->data;
- nitems++;
- if (item->type == ITEM_STROKE) {
- bufsz+= sizeof(int) // type
- + sizeof(struct Brush) // brush
- + sizeof(int) // num_points
- + 2*item->path->num_points*sizeof(double); // the points
- }
- else if (item->type == ITEM_TEXT) {
- bufsz+= sizeof(int) // type
- + sizeof(struct Brush) // brush
- + 2*sizeof(double) // bbox upper-left
- + sizeof(int) // text len
- + strlen(item->text)+1 // text
- + sizeof(int) // font_name len
- + strlen(item->font_name)+1 // font_name
- + sizeof(double); // font_size
- }
- else bufsz+= sizeof(int); // type
- }
- p = buf = g_malloc(bufsz);
- g_memmove(p, &bufsz, sizeof(int)); p+= sizeof(int);
- g_memmove(p, &nitems, sizeof(int)); p+= sizeof(int);
- g_memmove(p, &ui.selection->bbox, sizeof(struct BBox)); p+= sizeof(struct BBox);
- for (list = ui.selection->items; list != NULL; list = list->next) {
- item = (struct Item *)list->data;
- g_memmove(p, &item->type, sizeof(int)); p+= sizeof(int);
- if (item->type == ITEM_STROKE) {
- g_memmove(p, &item->brush, sizeof(struct Brush)); p+= sizeof(struct Brush);
- g_memmove(p, &item->path->num_points, sizeof(int)); p+= sizeof(int);
- g_memmove(p, item->path->coords, 2*item->path->num_points*sizeof(double));
- p+= 2*item->path->num_points*sizeof(double);
- }
- if (item->type == ITEM_TEXT) {
- g_memmove(p, &item->brush, sizeof(struct Brush)); p+= sizeof(struct Brush);
- g_memmove(p, &item->bbox.left, sizeof(double)); p+= sizeof(double);
- g_memmove(p, &item->bbox.top, sizeof(double)); p+= sizeof(double);
- val = strlen(item->text);
- g_memmove(p, &val, sizeof(int)); p+= sizeof(int);
- g_memmove(p, item->text, val+1); p+= val+1;
- val = strlen(item->font_name);
- g_memmove(p, &val, sizeof(int)); p+= sizeof(int);
- g_memmove(p, item->font_name, val+1); p+= val+1;
- g_memmove(p, &item->font_size, sizeof(double)); p+= sizeof(double);
- }
- }
-
- target.target = "_XOURNAL";
- target.flags = 0;
- target.info = 0;
-
- gtk_clipboard_set_with_data(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD),
- &target, 1,
- callback_clipboard_get, callback_clipboard_clear, buf);
-}
-
-
-void clipboard_paste(void)
-{
- GtkSelectionData *sel_data;
- unsigned char *p;
- int nitems, npts, i, len;
- GList *list;
- struct Item *item;
- double hoffset, voffset, cx, cy;
- double *pf;
- int sx, sy, wx, wy;
-
- if (ui.cur_layer == NULL) return;
-
- ui.cur_item_type = ITEM_PASTE;
- sel_data = gtk_clipboard_wait_for_contents(
- gtk_clipboard_get(GDK_SELECTION_CLIPBOARD),
- gdk_atom_intern("_XOURNAL", FALSE));
- ui.cur_item_type = ITEM_NONE;
- if (sel_data == NULL) return; // paste failed
-
- reset_selection();
-
- ui.selection = g_new(struct Selection, 1);
- p = sel_data->data + sizeof(int);
- g_memmove(&nitems, p, sizeof(int)); p+= sizeof(int);
- ui.selection->type = ITEM_SELECTRECT;
- ui.selection->layer = ui.cur_layer;
- g_memmove(&ui.selection->bbox, p, sizeof(struct BBox)); p+= sizeof(struct BBox);
- ui.selection->items = NULL;
-
- // find by how much we translate the pasted selection
- gnome_canvas_get_scroll_offsets(canvas, &sx, &sy);
- gdk_window_get_geometry(GTK_WIDGET(canvas)->window, NULL, NULL, &wx, &wy, NULL);
- gnome_canvas_window_to_world(canvas, sx + wx/2, sy + wy/2, &cx, &cy);
- cx -= ui.cur_page->hoffset;
- cy -= ui.cur_page->voffset;
- if (cx + (ui.selection->bbox.right-ui.selection->bbox.left)/2 > ui.cur_page->width)
- cx = ui.cur_page->width - (ui.selection->bbox.right-ui.selection->bbox.left)/2;
- if (cx - (ui.selection->bbox.right-ui.selection->bbox.left)/2 < 0)
- cx = (ui.selection->bbox.right-ui.selection->bbox.left)/2;
- if (cy + (ui.selection->bbox.bottom-ui.selection->bbox.top)/2 > ui.cur_page->height)
- cy = ui.cur_page->height - (ui.selection->bbox.bottom-ui.selection->bbox.top)/2;
- if (cy - (ui.selection->bbox.bottom-ui.selection->bbox.top)/2 < 0)
- cy = (ui.selection->bbox.bottom-ui.selection->bbox.top)/2;
- hoffset = cx - (ui.selection->bbox.right+ui.selection->bbox.left)/2;
- voffset = cy - (ui.selection->bbox.top+ui.selection->bbox.bottom)/2;
- ui.selection->bbox.left += hoffset;
- ui.selection->bbox.right += hoffset;
- ui.selection->bbox.top += voffset;
- ui.selection->bbox.bottom += voffset;
-
- ui.selection->canvas_item = gnome_canvas_item_new(ui.cur_layer->group,
- gnome_canvas_rect_get_type(), "width-pixels", 1,
- "outline-color-rgba", 0x000000ff,
- "fill-color-rgba", 0x80808040,
- "x1", ui.selection->bbox.left, "x2", ui.selection->bbox.right,
- "y1", ui.selection->bbox.top, "y2", ui.selection->bbox.bottom, NULL);
- make_dashed(ui.selection->canvas_item);
-
- while (nitems-- > 0) {
- item = g_new(struct Item, 1);
- ui.selection->items = g_list_append(ui.selection->items, item);
- ui.cur_layer->items = g_list_append(ui.cur_layer->items, item);
- ui.cur_layer->nitems++;
- g_memmove(&item->type, p, sizeof(int)); p+= sizeof(int);
- if (item->type == ITEM_STROKE) {
- g_memmove(&item->brush, p, sizeof(struct Brush)); p+= sizeof(struct Brush);
- g_memmove(&npts, p, sizeof(int)); p+= sizeof(int);
- item->path = gnome_canvas_points_new(npts);
- pf = (double *)p;
- for (i=0; i<npts; i++) {
- item->path->coords[2*i] = pf[2*i] + hoffset;
- item->path->coords[2*i+1] = pf[2*i+1] + voffset;
- }
- p+= 2*item->path->num_points*sizeof(double);
- update_item_bbox(item);
- make_canvas_item_one(ui.cur_layer->group, item);
- }
- if (item->type == ITEM_TEXT) {
- g_memmove(&item->brush, p, sizeof(struct Brush)); p+= sizeof(struct Brush);
- g_memmove(&item->bbox.left, p, sizeof(double)); p+= sizeof(double);
- g_memmove(&item->bbox.top, p, sizeof(double)); p+= sizeof(double);
- item->bbox.left += hoffset;
- item->bbox.top += voffset;
- g_memmove(&len, p, sizeof(int)); p+= sizeof(int);
- item->text = g_malloc(len+1);
- g_memmove(item->text, p, len+1); p+= len+1;
- g_memmove(&len, p, sizeof(int)); p+= sizeof(int);
- item->font_name = g_malloc(len+1);
- g_memmove(item->font_name, p, len+1); p+= len+1;
- g_memmove(&item->font_size, p, sizeof(double)); p+= sizeof(double);
- make_canvas_item_one(ui.cur_layer->group, item);
- }
- }
-
- prepare_new_undo();
- undo->type = ITEM_PASTE;
- undo->layer = ui.cur_layer;
- undo->itemlist = g_list_copy(ui.selection->items);
-
- gtk_selection_data_free(sel_data);
- update_copy_paste_enabled();
-}
-
-// modify the color or thickness of pen strokes in a selection
-
-void recolor_selection(int color)
-{
- GList *itemlist;
- struct Item *item;
- struct Brush *brush;
-
- if (ui.selection == NULL) return;
- prepare_new_undo();
- undo->type = ITEM_REPAINTSEL;
- undo->itemlist = NULL;
- undo->auxlist = NULL;
- for (itemlist = ui.selection->items; itemlist!=NULL; itemlist = itemlist->next) {
- item = (struct Item *)itemlist->data;
- if (item->type != ITEM_STROKE && item->type != ITEM_TEXT) continue;
- if (item->type == ITEM_STROKE && item->brush.tool_type!=TOOL_PEN) continue;
- // store info for undo
- undo->itemlist = g_list_append(undo->itemlist, item);
- brush = (struct Brush *)g_malloc(sizeof(struct Brush));
- g_memmove(brush, &(item->brush), sizeof(struct Brush));
- undo->auxlist = g_list_append(undo->auxlist, brush);
- // repaint the stroke
- item->brush.color_no = color;
- item->brush.color_rgba = predef_colors_rgba[color];
- if (item->canvas_item!=NULL)
- gnome_canvas_item_set(item->canvas_item,
- "fill-color-rgba", item->brush.color_rgba, NULL);
- }
-}
-
-void rethicken_selection(int val)
-{
- GList *itemlist;
- struct Item *item;
- struct Brush *brush;
-
- if (ui.selection == NULL) return;
- prepare_new_undo();
- undo->type = ITEM_REPAINTSEL;
- undo->itemlist = NULL;
- undo->auxlist = NULL;
- for (itemlist = ui.selection->items; itemlist!=NULL; itemlist = itemlist->next) {
- item = (struct Item *)itemlist->data;
- if (item->type != ITEM_STROKE || item->brush.tool_type!=TOOL_PEN) continue;
- // store info for undo
- undo->itemlist = g_list_append(undo->itemlist, item);
- brush = (struct Brush *)g_malloc(sizeof(struct Brush));
- g_memmove(brush, &(item->brush), sizeof(struct Brush));
- undo->auxlist = g_list_append(undo->auxlist, brush);
- // repaint the stroke
- item->brush.thickness_no = val;
- item->brush.thickness = predef_thickness[TOOL_PEN][val];
- if (item->canvas_item!=NULL)
- gnome_canvas_item_set(item->canvas_item,
- "width-units", item->brush.thickness, NULL);
- }
-}
gboolean do_hand_scrollto(gpointer data)
{
int cx, cy;
get_pointer_coords(event, pt);
+ pt[0] += ui.cur_page->hoffset;
+ pt[1] += ui.cur_page->voffset;
gnome_canvas_get_scroll_offsets(canvas, &cx, &cy);
ui.hand_scrollto_cx = cx - (pt[0]-ui.hand_refpt[0])*ui.zoom;
ui.hand_scrollto_cy = cy - (pt[1]-ui.hand_refpt[1])*ui.zoom;
void start_text(GdkEvent *event, struct Item *item)
{
double pt[2];
- gchar *text;
GtkTextBuffer *buffer;
GnomeCanvasItem *canvas_item;
PangoFontDescription *font_desc;
GdkColor color;
-
+
get_pointer_coords(event, pt);
+
ui.cur_item_type = ITEM_TEXT;
if (item==NULL) {
item->canvas_item = canvas_item;
gtk_widget_show(item->widget);
- gtk_widget_grab_focus(item->widget);
ui.resize_signal_handler =
g_signal_connect((gpointer) winMain, "check_resize",
G_CALLBACK(resize_textview), NULL);
update_font_button();
gtk_widget_set_sensitive(GET_COMPONENT("editPaste"), FALSE);
gtk_widget_set_sensitive(GET_COMPONENT("buttonPaste"), FALSE);
+ gtk_widget_grab_focus(item->widget);
}
void end_text(void)
GnomeCanvasItem *tmpitem;
if (ui.cur_item_type!=ITEM_TEXT) return; // nothing for us to do!
-
+
// finalize the text that's been edited...
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(ui.cur_item->widget));
gtk_text_buffer_get_bounds(buffer, &start, &end);
void rescale_text_items(void)
{
GList *pagelist, *layerlist, *itemlist;
- struct Layer *l;
for (pagelist = journal.pages; pagelist!=NULL; pagelist = pagelist->next)
for (layerlist = ((struct Page *)pagelist->data)->layers; layerlist!=NULL; layerlist = layerlist->next)
return val;
}
+struct Item *click_is_in_text_or_image(struct Layer *layer, double x, double y)
+{
+ GList *itemlist;
+ struct Item *item, *val;
+
+ val = NULL;
+ for (itemlist = layer->items; itemlist!=NULL; itemlist = itemlist->next) {
+ item = (struct Item *)itemlist->data;
+ if (item->type != ITEM_TEXT && item->type != ITEM_IMAGE) continue;
+ if (x<item->bbox.left || x>item->bbox.right) continue;
+ if (y<item->bbox.top || y>item->bbox.bottom) continue;
+ val = item;
+ }
+ return val;
+}
+
void refont_text_item(struct Item *item, gchar *font_name, double font_size)
{
if (!strcmp(font_name, item->font_name) && font_size==item->font_size) return;
else *p=0;
}
else size=0.;
- reset_focus();
g_free(ui.font_name);
ui.font_name = str;
if (size>0.) ui.font_size = size;
projects / xournal.git / blobdiff