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app: move the "get scaled image size" functions from shell-draw to -scale

This commit is contained in:
Michael Natterer 2013-04-18 19:06:17 +02:00
parent afddcce4e5
commit c3b53b8b66
7 changed files with 105 additions and 118 deletions
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10
app/display/gimpcanvaspassepartout.c
View File

@ -28,7 +28,7 @@
#include "gimpcanvas-style.h"
#include "gimpcanvaspassepartout.h"
#include "gimpdisplayshell.h"
#include "gimpdisplayshell-draw.h"
#include "gimpdisplayshell-scale.h"
/* local function prototypes */
@ -68,7 +68,7 @@ gimp_canvas_passe_partout_draw (GimpCanvasItem *item,
GimpDisplayShell *shell = gimp_canvas_item_get_shell (item);
gint w, h;
gimp_display_shell_draw_get_scaled_image_size (shell, &w, &h);
gimp_display_shell_scale_get_image_size (shell, &w, &h);
cairo_rectangle (cr, - shell->offset_x, - shell->offset_y, w, h);
GIMP_CANVAS_ITEM_CLASS (parent_class)->draw (item, cr);
@ -84,9 +84,9 @@ gimp_canvas_passe_partout_get_extents (GimpCanvasItem *item)
rectangle.x = - shell->offset_x;
rectangle.y = - shell->offset_y;
gimp_display_shell_draw_get_scaled_image_size (shell,
&rectangle.width,
&rectangle.height);
gimp_display_shell_scale_get_image_size (shell,
&rectangle.width,
&rectangle.height);
outer = cairo_region_create_rectangle (&rectangle);

9
app/display/gimpdisplayshell-callbacks.c
View File

@ -38,6 +38,7 @@
#include "gimpdisplayshell-appearance.h"
#include "gimpdisplayshell-callbacks.h"
#include "gimpdisplayshell-draw.h"
#include "gimpdisplayshell-scale.h"
#include "gimpdisplayshell-scroll.h"
#include "gimpdisplayshell-selection.h"
#include "gimpdisplayshell-title.h"
@ -170,7 +171,7 @@ gimp_display_shell_canvas_size_allocate (GtkWidget *widget,
gint sw;
gint sh;
gimp_display_shell_draw_get_scaled_image_size (shell, &sw, &sh);
gimp_display_shell_scale_get_image_size (shell, &sw, &sh);
center_horizontally = sw <= shell->disp_width;
center_vertically = sh <= shell->disp_height;
@ -487,9 +488,9 @@ gimp_display_shell_canvas_draw_image (GimpDisplayShell *shell,
image_rect.x = - shell->offset_x;
image_rect.y = - shell->offset_y;
gimp_display_shell_draw_get_scaled_image_size (shell,
&image_rect.width,
&image_rect.height);
gimp_display_shell_scale_get_image_size (shell,
&image_rect.width,
&image_rect.height);
image_region = cairo_region_create_rectangle (&image_rect);
cairo_region_subtract (clear_region, image_region);

57
app/display/gimpdisplayshell-draw.c
View File

@ -28,8 +28,6 @@
#include "display-types.h"
#include "core/gimp-cairo.h"
#include "core/gimpdrawable.h"
#include "core/gimpimage.h"
#include "gimpcanvas.h"
#include "gimpcanvas-style.h"
@ -38,66 +36,11 @@
#include "gimpdisplayshell.h"
#include "gimpdisplayshell-draw.h"
#include "gimpdisplayshell-render.h"
#include "gimpdisplayshell-scale.h"
#include "gimpdisplayshell-scroll.h"
#include "gimpdisplayshell-transform.h"
#include "gimpdisplayxfer.h"
/* public functions */
/**
* gimp_display_shell_get_scaled_image_size:
* @shell:
* @w:
* @h:
*
* Gets the size of the rendered image after it has been scaled.
*
**/
void
gimp_display_shell_draw_get_scaled_image_size (GimpDisplayShell *shell,
gint *w,
gint *h)
{
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
gimp_display_shell_draw_get_scaled_image_size_for_scale (shell,
gimp_zoom_model_get_factor (shell->zoom),
w,
h);
}
/**
* gimp_display_shell_draw_get_scaled_image_size_for_scale:
* @shell:
* @scale:
* @w:
* @h:
*
**/
void
gimp_display_shell_draw_get_scaled_image_size_for_scale (GimpDisplayShell *shell,
gdouble scale,
gint *w,
gint *h)
{
GimpImage *image;
gdouble scale_x;
gdouble scale_y;
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
image = gimp_display_get_image (shell->display);
g_return_if_fail (GIMP_IS_IMAGE (image));
gimp_display_shell_calculate_scale_x_and_y (shell, scale, &scale_x, &scale_y);
if (w) *w = scale_x * gimp_image_get_width (image);
if (h) *h = scale_y * gimp_image_get_height (image);
}
void
gimp_display_shell_draw_selection_out (GimpDisplayShell *shell,
cairo_t *cr,

54
app/display/gimpdisplayshell-draw.h
View File

@ -19,38 +19,28 @@
#define __GIMP_DISPLAY_SHELL_DRAW_H__
void gimp_display_shell_draw_get_scaled_image_size (GimpDisplayShell *shell,
gint *w,
gint *h);
void gimp_display_shell_draw_get_scaled_image_size_for_scale
(GimpDisplayShell *shell,
gdouble scale,
gint *w,
gint *h);
void gimp_display_shell_draw_selection_out (GimpDisplayShell *shell,
cairo_t *cr,
GimpSegment *segs,
gint n_segs);
void gimp_display_shell_draw_selection_in (GimpDisplayShell *shell,
cairo_t *cr,
cairo_pattern_t *mask,
gint index);
void gimp_display_shell_draw_background (GimpDisplayShell *shell,
cairo_t *cr);
void gimp_display_shell_draw_image (GimpDisplayShell *shell,
cairo_t *cr,
gint x,
gint y,
gint w,
gint h);
void gimp_display_shell_draw_checkerboard (GimpDisplayShell *shell,
cairo_t *cr,
gint x,
gint y,
gint w,
gint h);
void gimp_display_shell_draw_selection_out (GimpDisplayShell *shell,
cairo_t *cr,
GimpSegment *segs,
gint n_segs);
void gimp_display_shell_draw_selection_in (GimpDisplayShell *shell,
cairo_t *cr,
cairo_pattern_t *mask,
gint index);
void gimp_display_shell_draw_background (GimpDisplayShell *shell,
cairo_t *cr);
void gimp_display_shell_draw_image (GimpDisplayShell *shell,
cairo_t *cr,
gint x,
gint y,
gint w,
gint h);
void gimp_display_shell_draw_checkerboard (GimpDisplayShell *shell,
cairo_t *cr,
gint x,
gint y,
gint w,
gint h);
#endif /* __GIMP_DISPLAY_SHELL_DRAW_H__ */

77
app/display/gimpdisplayshell-scale.c
View File

@ -33,11 +33,9 @@
#include "gimpdisplay.h"
#include "gimpdisplayshell.h"
#include "gimpdisplayshell-draw.h"
#include "gimpdisplayshell-expose.h"
#include "gimpdisplayshell-scale.h"
#include "gimpdisplayshell-scroll.h"
#include "gimpdisplayshell-title.h"
#include "gimpdisplayshell-transform.h"
#include "gimpimagewindow.h"
@ -347,6 +345,57 @@ gimp_display_shell_get_screen_resolution (GimpDisplayShell *shell,
if (yres) *yres = y;
}
/**
* gimp_display_shell_scale_get_image_size:
* @shell:
* @w:
* @h:
*
* Gets the size of the rendered image after it has been scaled.
*
**/
void
gimp_display_shell_scale_get_image_size (GimpDisplayShell *shell,
gint *w,
gint *h)
{
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
gimp_display_shell_scale_get_image_size_for_scale (shell,
gimp_zoom_model_get_factor (shell->zoom),
w, h);
}
/**
* gimp_display_shell_scale_get_image_size_for_scale:
* @shell:
* @scale:
* @w:
* @h:
*
**/
void
gimp_display_shell_scale_get_image_size_for_scale (GimpDisplayShell *shell,
gdouble scale,
gint *w,
gint *h)
{
GimpImage *image;
gdouble scale_x;
gdouble scale_y;
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
image = gimp_display_get_image (shell->display);
g_return_if_fail (GIMP_IS_IMAGE (image));
gimp_display_shell_calculate_scale_x_and_y (shell, scale, &scale_x, &scale_y);
if (w) *w = scale_x * gimp_image_get_width (image);
if (h) *h = scale_y * gimp_image_get_height (image);
}
/**
* gimp_display_shell_scale:
* @shell: the #GimpDisplayShell
@ -442,7 +491,7 @@ gimp_display_shell_scale (GimpDisplayShell *shell,
image_center_y,
&image_center_almost_centered_horiz,
&image_center_almost_centered_vert);
gimp_display_shell_scroll_center_image (shell,
starts_fitting_horiz ||
(zoom_focus_almost_centered_horiz &&
@ -517,7 +566,7 @@ gimp_display_shell_scale_image_is_within_viewport (GimpDisplayShell *shell,
if (! horizontally) horizontally = &horizontally_dummy;
if (! vertically) vertically = &vertically_dummy;
gimp_display_shell_draw_get_scaled_image_size (shell, &sw, &sh);
gimp_display_shell_scale_get_image_size (shell, &sw, &sh);
*horizontally = sw <= shell->disp_width &&
shell->offset_x <= 0 &&
@ -906,15 +955,15 @@ gimp_display_shell_scale_image_starts_to_fit (GimpDisplayShell *shell,
gint new_scale_width;
gint new_scale_height;
gimp_display_shell_draw_get_scaled_image_size_for_scale (shell,
current_scale,
&current_scale_width,
&current_scale_height);
gimp_display_shell_scale_get_image_size_for_scale (shell,
current_scale,
&current_scale_width,
&current_scale_height);
gimp_display_shell_draw_get_scaled_image_size_for_scale (shell,
new_scale,
&new_scale_width,
&new_scale_height);
gimp_display_shell_scale_get_image_size_for_scale (shell,
new_scale,
&new_scale_width,
&new_scale_height);
*vertically = (current_scale_width > shell->disp_width &&
new_scale_width <= shell->disp_width);
@ -979,9 +1028,7 @@ gimp_display_shell_scale_get_image_center_viewport (GimpDisplayShell *shell,
{
gint sw, sh;
gimp_display_shell_draw_get_scaled_image_size (shell,
&sw,
&sh);
gimp_display_shell_scale_get_image_size (shell, &sw, &sh);
if (image_center_x) *image_center_x = -shell->offset_x + sw / 2;
if (image_center_y) *image_center_y = -shell->offset_y + sh / 2;

7
app/display/gimpdisplayshell-scale.h
View File

@ -31,6 +31,13 @@ void gimp_display_shell_scale_set_dot_for_dot (GimpDisplayShell *sh
void gimp_display_shell_get_screen_resolution (GimpDisplayShell *shell,
gdouble *xres,
gdouble *yres);
void gimp_display_shell_scale_get_image_size (GimpDisplayShell *shell,
gint *w,
gint *h);
void gimp_display_shell_scale_get_image_size_for_scale (GimpDisplayShell *shell,
gdouble scale,
gint *w,
gint *h);
void gimp_display_shell_scale (GimpDisplayShell *shell,
GimpZoomType zoom_type,

9
app/display/gimpdisplayshell-scroll.c
View File

@ -35,7 +35,6 @@
#include "gimpdisplay.h"
#include "gimpdisplay-foreach.h"
#include "gimpdisplayshell.h"
#include "gimpdisplayshell-draw.h"
#include "gimpdisplayshell-expose.h"
#include "gimpdisplayshell-scale.h"
#include "gimpdisplayshell-scroll.h"
@ -295,7 +294,7 @@ gimp_display_shell_scroll_unoverscrollify (GimpDisplayShell *shell,
*out_offset_x = in_offset_x;
*out_offset_y = in_offset_y;
gimp_display_shell_draw_get_scaled_image_size (shell, &sw, &sh);
gimp_display_shell_scale_get_image_size (shell, &sw, &sh);
if (in_offset_x < 0)
{
@ -351,7 +350,7 @@ gimp_display_shell_scroll_center_image (GimpDisplayShell *shell,
target_offset_x = shell->offset_x;
target_offset_y = shell->offset_y;
gimp_display_shell_draw_get_scaled_image_size (shell, &sw, &sh);
gimp_display_shell_scale_get_image_size (shell, &sw, &sh);
if (horizontally)
{
@ -495,7 +494,7 @@ gimp_display_shell_scroll_setup_hscrollbar (GimpDisplayShell *shell,
! gimp_display_get_image (shell->display))
return;
gimp_display_shell_draw_get_scaled_image_size (shell, &sw, NULL);
gimp_display_shell_scale_get_image_size (shell, &sw, NULL);
if (shell->disp_width < sw)
{
@ -539,7 +538,7 @@ gimp_display_shell_scroll_setup_vscrollbar (GimpDisplayShell *shell,
! gimp_display_get_image (shell->display))
return;
gimp_display_shell_draw_get_scaled_image_size (shell, NULL, &sh);
gimp_display_shell_scale_get_image_size (shell, NULL, &sh);
if (shell->disp_height < sh)
{