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app: add an own GimpCanvasItem API for transforming coords

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and use it in all subclasses. Removes all gimpdisplayshell-transform
dependency from all item implementations.
This commit is contained in:
Michael Natterer
2013-04-18 13:53:42 +02:00
parent dc514dd967
commit 64c929a1d1
23 changed files with 352 additions and 304 deletions
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58
app/display/gimpcanvasitem.c
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@ -30,8 +30,10 @@
#include "core/gimpmarshal.h"
#include "gimpcanvasitem.h"
#include "gimpdisplay.h"
#include "gimpdisplayshell.h"
#include "gimpdisplayshell-style.h"
#include "gimpdisplayshell-transform.h"
enum
@ -334,6 +336,30 @@ gimp_canvas_item_real_hit (GimpCanvasItem *item,
/* public functions */
GimpImage *
gimp_canvas_item_get_image (GimpCanvasItem *item)
{
GimpCanvasItemPrivate *private;
g_return_val_if_fail (GIMP_IS_CANVAS_ITEM (item), NULL);
private = GET_PRIVATE (item);
return gimp_display_get_image (private->shell->display);
}
GtkWidget *
gimp_canvas_item_get_canvas (GimpCanvasItem *item)
{
GimpCanvasItemPrivate *private;
g_return_val_if_fail (GIMP_IS_CANVAS_ITEM (item), NULL);
private = GET_PRIVATE (item);
return private->shell->canvas;
}
void
gimp_canvas_item_draw (GimpCanvasItem *item,
cairo_t *cr)
@ -580,6 +606,38 @@ gimp_canvas_item_resume_filling (GimpCanvasItem *item)
private->suspend_filling--;
}
void
gimp_canvas_item_transform_xy (GimpCanvasItem *item,
gdouble x,
gdouble y,
gint *tx,
gint *ty)
{
GimpCanvasItemPrivate *private;
g_return_if_fail (GIMP_IS_CANVAS_ITEM (item));
private = GET_PRIVATE (item);
gimp_display_shell_transform_xy (private->shell, x, y, tx, ty);
}
void
gimp_canvas_item_transform_xy_f (GimpCanvasItem *item,
gdouble x,
gdouble y,
gdouble *tx,
gdouble *ty)
{
GimpCanvasItemPrivate *private;
g_return_if_fail (GIMP_IS_CANVAS_ITEM (item));
private = GET_PRIVATE (item);
gimp_display_shell_transform_xy_f (private->shell, x, y, tx, ty);
}
/* protected functions */